:root {
  /* ========== 品牌主题（唯一入口：改此处即可全站联动） ========== */
  --theme-primary: #0b4ea2;
  --theme-primary-hover: #083b7a;
  --theme-primary-mid: #3d6fac;
  --theme-deep: #0f1f3d;
  --theme-deep-2: #13294b;
  --theme-accent: #f5c400;
  --theme-accent-soft-bg: #fff7db;
  --theme-border: #d9e2ec;
  --theme-page-bg: #f7f9fc;
  --theme-primary-r: 11;
  --theme-primary-g: 78;
  --theme-primary-b: 162;
  --theme-deep-r: 15;
  --theme-deep-g: 31;
  --theme-deep-b: 61;
  --theme-accent-r: 245;
  --theme-accent-g: 196;
  --theme-accent-b: 0;

  /* 语义色（组件优先使用） */
  --color-primary: var(--theme-primary);
  --color-primary-dark: var(--theme-primary-hover);
  --color-accent: var(--theme-accent);
  --color-accent-soft: rgba(var(--theme-accent-r), var(--theme-accent-g), var(--theme-accent-b), 0.32);
  --color-accent-glow: rgba(var(--theme-accent-r), var(--theme-accent-g), var(--theme-accent-b), 0.28);
  --color-bg: var(--theme-page-bg);
  --color-border: var(--theme-border);

  /* Logo / 文案延展（与主题一致的深蓝系） */
  --brand-navy: #1a2f4a;
  --brand-navy-deep: #0f1a2e;
  --brand-navy-muted: #3d5270;
  --brand-slate: #475569;
  --brand-accent-yellow: var(--theme-accent);
  --brand-accent-mid: #f59e0b;

  --color-text: #222;
  --color-muted: #666;
  --color-footer-bg: #111827;
  --shadow-card: 0 6px 18px rgba(15, 23, 42, 0.12);
  --radius-card: 10px;

  /* ========== 响应式尺寸基线（跨分辨率统一比例） ========== */
  --content-max: 1240px;
  --content-wide-max: 1400px;
  --gutter-x: clamp(14px, 2vw, 28px);
  --section-py: clamp(26px, 4.2vw, 56px);
  --space-2: clamp(8px, 1vw, 12px);
  --space-3: clamp(12px, 1.4vw, 18px);
  --space-4: clamp(16px, 1.8vw, 24px);
  --space-5: clamp(22px, 2.4vw, 34px);
  --fs-h1: clamp(28px, 3.2vw, 42px);
  --fs-h2: clamp(22px, 2.3vw, 32px);
  --fs-h3: clamp(18px, 1.5vw, 24px);
  --fs-body: clamp(14px, 1.02vw, 17px);
  --fs-small: clamp(12px, 0.9vw, 14px);
}

/* ---------- Brand batch-2: technology + cases + service + news ---------- */
body[data-page="technology"] .page-hero {
  background:
    linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.86), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.72)),
    url("../images/hero-technology.jpg") center/cover no-repeat;
}

body[data-page="cases"] .page-hero {
  background:
    linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.9), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.66)),
    url("../images/hero-cases.jpg") center/cover no-repeat;
}

body[data-page="service"] .page-hero {
  background:
    linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.88), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.68)),
    url("../images/hero-service.jpg") center/cover no-repeat;
}

body[data-page="news"] .page-hero {
  background:
    linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.9), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.64)),
    url("../images/hero-news.jpg") center/cover no-repeat;
}

/* 技术方案页 */
body[data-page="technology"] .tech-browser-nav {
  background: linear-gradient(180deg, #ffffff 0%, #f4f8ff 100%);
  border-color: #d7e3f5;
  box-shadow: 0 10px 26px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

body[data-page="technology"] .tech-browser-nav-item.is-active .tech-browser-nav-bg {
  background: linear-gradient(135deg, var(--theme-primary), var(--theme-primary-hover));
}

body[data-page="technology"] .tech-browser-nav-item.is-active .tech-browser-nav-num,
body[data-page="technology"] .tech-browser-nav-item.is-active .tech-browser-nav-label {
  color: #ffffff;
}

body[data-page="technology"] .tech-browser-visual {
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.18);
  box-shadow: 0 16px 42px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.18);
}

body[data-page="technology"] .tech-browser-cover-img-overlay {
  background: transparent;
}

/* 案例中心（列表 + 详情） */
body[data-page="cases"] .cases-item,
body[data-page="cases"] .case-detail-layout,
body[data-page="cases"] .case-detail-features li,
body[data-page="cases"] .case-detail-overview,
body[data-page="cases"] .case-detail-metrics li {
  border-color: #d9e2ec;
  box-shadow: 0 10px 28px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.1);
}

body[data-page="cases"] .cases-item:hover {
  box-shadow: 0 18px 44px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.16), 0 8px 24px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.1);
}

body[data-page="cases"] .case-detail-hero-overlay {
  background:
    linear-gradient(112deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.56) 0%, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.22) 54%, transparent 100%),
    linear-gradient(0deg, rgba(2, 10, 26, 0.18), rgba(2, 10, 26, 0.18));
}

body[data-page="cases"] .case-detail-scroll-hint {
  border-color: rgba(var(--theme-accent-r), var(--theme-accent-g), var(--theme-accent-b), 0.45);
}

body[data-page="cases"] .case-detail-scroll-hint:hover {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.56);
}

/* 售后服务 */
body[data-page="service"] .section-alt,
body[data-page="service"] .section-service-system.service-section-hover:hover,
body[data-page="service"] .section-service-contact.service-section-hover:hover {
  background-color: #f2f6fc;
}

body[data-page="service"] .service-system-card,
body[data-page="service"] .service-steps li {
  border-color: #d9e2ec;
  box-shadow: 0 8px 24px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

body[data-page="service"] .service-system-card:hover {
  box-shadow: 0 16px 36px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.14);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.28);
}

body[data-page="service"] .service-system-card-title,
body[data-page="service"] .service-steps .step-index {
  color: var(--theme-primary);
}

body[data-page="service"] .service-contact-card {
  background: linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.96), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.86));
}

body[data-page="service"] .service-contact-actions .btn.primary {
  background: #ffffff;
  color: var(--theme-primary);
}

/* 新闻列表 + 详情 */
body[data-page="news"] .news-card-inner {
  border: 1px solid #d9e2ec;
  box-shadow: 0 8px 24px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

body[data-page="news"] .news-card:hover .news-card-inner {
  box-shadow: 0 16px 38px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.14), 0 8px 20px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.28);
}

body[data-page="news"] .news-card-link,
body[data-page="news"] .news-card-body h3 a:hover {
  color: var(--theme-primary);
}

body[data-page="news"] .news-card-date {
  background: linear-gradient(180deg, var(--theme-primary) 0%, var(--theme-primary-hover) 100%);
}

body[data-page="news"] .news-detail-content {
  border: 1px solid #d9e2ec;
  box-shadow: 0 10px 26px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--color-text);
  background-color: #ffffff;
  line-height: 1.6;
  scroll-behavior: smooth;
  font-size: var(--fs-body);
}

body {
  padding-top: 72px;
}

/* 首页首屏采用沉浸式展示，不受全站 header 占位影响 */
body[data-page="home"] {
  padding-top: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--gutter-x);
}
.container-wide {
  width: 100%;
  max-width: var(--content-wide-max);
  margin: 0 auto;
  padding: 0 var(--gutter-x);
}

@media (min-width: 1600px) {
  :root {
    --gutter-x: clamp(24px, 2.4vw, 40px);
    --section-py: clamp(34px, 3.4vw, 68px);
  }
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.08);
}


.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  gap: 32px;
}

.logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 22px;
  padding-right: 24px;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
}

.logo-main {
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.02em;
  color: var(--color-text);
  line-height: 1.25;
}

.logo-sub {
  font-size: 11px;
  color: var(--color-muted);
  letter-spacing: 0.04em;
  margin-top: 2px;
  line-height: 1.3;
}

.logo-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.logo-image {
  width: 56px;
  height: 56px;
  object-fit: contain;
  flex-shrink: 0;
  transform: scale(2);
  transform-origin: center center;
}

.site-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 16px;
}

.site-nav a {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--color-muted);
  transition: background 0.15s ease, color 0.15s ease;
}

.site-nav a:hover {
  background-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.07);
  color: var(--color-primary);
}

.site-nav a.active {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* 顶部导航下拉菜单 */
.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  white-space: nowrap;
}

.nav-item-has-sub .nav-link::after {
  content: "▾";
  font-size: 10px;
  margin-left: 4px;
}

.sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 8px;
  min-width: 140px;
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 14px 40px rgba(15, 23, 42, 0.16);
  padding: 8px 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.nav-item-has-sub:hover .sub-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.sub-menu li a {
  display: block;
  padding: 6px 14px;
  font-size: 13px;
  color: var(--color-muted);
  white-space: nowrap;
}

.sub-menu li a:hover,
.sub-menu li a.active {
  background-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
  color: var(--color-primary);
}

.sub-menu a.active {
  font-weight: 600;
}

.mobile-nav-toggle,
.mobile-nav-drawer-head,
.mobile-sub-toggle,
.mobile-nav-overlay,
.mobile-nav-quick-actions {
  display: none;
}

.home-slider {
  background-color: #020617;
  padding: 20px 0 28px;
  transition: background-color 0.35s ease;
}
.home-slider:hover {
  background-color: #030b1a;
}
.home-slider .slider {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.home-slider:hover .slider {
  transform: scale(1.01);
  box-shadow: 0 20px 52px rgba(15, 23, 42, 0.5);
}

.home-video-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  height: 100vh;
  height: 100svh;
  overflow: hidden;
  z-index: 1;
}

.home-video-hero-media {
  position: absolute;
  left: 50%;
  top: 50%;
  width: max(100vw, calc(100vh * 16 / 9));
  height: max(100vh, calc(100vw * 9 / 16));
  width: max(100vw, calc(100svh * 16 / 9));
  height: max(100svh, calc(100vw * 9 / 16));
  transform: translate(-50%, -50%);
  object-fit: cover;
  display: block;
  aspect-ratio: 16 / 9;
  z-index: 0;
}

.home-video-hero-mask {
  position: absolute;
  left: 50%;
  top: 50%;
  width: max(100vw, calc(100vh * 16 / 9));
  height: max(100vh, calc(100vw * 9 / 16));
  width: max(100vw, calc(100svh * 16 / 9));
  height: max(100svh, calc(100vw * 9 / 16));
  transform: translate(-50%, -50%);
  background: linear-gradient(120deg, rgba(2, 6, 23, 0.58), rgba(2, 6, 23, 0.2));
  z-index: 1;
  pointer-events: none;
}

.home-video-hero-inner {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: clamp(16px, 2.4vw, 32px);
  padding-bottom: clamp(72px, 8.5vw, 108px);
}

.home-video-hero .hero-text {
  color: #f8fafc;
  max-width: 680px;
  animation: home-hero-content-in 0.8s ease-out both;
}

.home-video-hero .hero-eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(250, 204, 21, 0.95);
  text-shadow: 0 1px 12px rgba(2, 6, 23, 0.5);
}

.home-video-hero .hero-text h1 {
  margin: 0 0 14px;
  color: #fff;
  text-shadow: 0 2px 24px rgba(2, 6, 23, 0.45);
}

.home-video-hero .hero-subtitle {
  margin: 0 0 22px;
  color: rgba(241, 245, 249, 0.95);
  text-shadow: 0 1px 16px rgba(2, 6, 23, 0.35);
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.65;
}

.home-video-hero .hero-subtitle .hero-name {
  display: inline;
  font-weight: 600;
  color: #fff;
}

/* Home full-screen sections: default = eased JS step scroll (see main.js); perf / reduced = CSS proximity snap */
html.home-snap:not(.perf-mode) {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.home-snap:not(.perf-mode) body[data-page="home"] {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.home-snap.perf-mode {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

html.home-snap.perf-mode body[data-page="home"] {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

/* Case detail full-screen sections: same scroll stepping behavior as home */
html.case-snap:not(.perf-mode) {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.case-snap:not(.perf-mode) body[data-page="cases"] {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.case-snap.perf-mode {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

html.case-snap.perf-mode body[data-page="cases"] {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

/* About page section switching: follow home/case stepping behavior */
html.about-snap:not(.perf-mode) {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.about-snap:not(.perf-mode) body[data-page="about"] {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.about-snap.perf-mode {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

html.about-snap.perf-mode body[data-page="about"] {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

/* Product detail full-screen sections: follow home/case stepping behavior */
html.product-detail-snap:not(.perf-mode) {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.product-detail-snap:not(.perf-mode) body.product-detail-page {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

html.product-detail-snap.perf-mode {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

html.product-detail-snap.perf-mode body.product-detail-page {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
}

body[data-page="cases"] .page-main > section,
body[data-page="cases"] .site-footer {
  scroll-snap-align: start;
  scroll-snap-stop: normal;
}

body[data-page="home"] .home-video-hero,
body[data-page="home"] main > section {
  scroll-snap-align: start;
  scroll-snap-stop: normal;
}

body[data-page="about"] .page-hero-about,
body[data-page="about"] .about-section,
body[data-page="about"] .site-footer {
  scroll-snap-align: start;
  scroll-snap-stop: normal;
}

body.product-detail-page .product-detail-hero,
body.product-detail-page .product-detail-block,
body.product-detail-page .product-detail-footer-cta,
body.product-detail-page .site-footer {
  scroll-snap-align: start;
  scroll-snap-stop: normal;
}

body[data-page="home"] .site-footer {
  scroll-snap-align: start;
  scroll-snap-stop: normal;
}

.home-video-hero-media {
  animation: home-hero-video-in 1.1s ease-out both;
}

.home-video-scroll-hint {
  position: absolute;
  left: 50%;
  bottom: max(16px, calc(env(safe-area-inset-bottom) + 8px));
  transform: translateX(-50%);
  z-index: 3;
  display: inline-flex;
  visibility: visible;
  opacity: 0.96;
  pointer-events: auto;
  align-items: center;
  gap: 8px;
  color: rgba(241, 245, 249, 0.95);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.05em;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.28);
  border: 1px solid rgba(241, 245, 249, 0.25);
  backdrop-filter: blur(2px);
}

.home-video-scroll-hint-icon {
  width: 10px;
  height: 10px;
  border-left: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg) translateY(-1px);
  animation: home-scroll-hint-bounce 1.2s ease-in-out infinite;
}

@keyframes home-scroll-hint-bounce {
  0%, 100% { transform: rotate(-45deg) translateY(-1px); opacity: 0.85; }
  50% { transform: rotate(-45deg) translateY(4px); opacity: 1; }
}

@keyframes home-hero-video-in {
  from { transform: translate(-50%, -50%) scale(1.05); opacity: 0.72; }
  to { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

@keyframes home-hero-content-in {
  from { transform: translateY(18px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

body[data-page="home"] main > section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

body[data-page="home"] main > section > .container {
  width: 100%;
  position: relative;
  z-index: 1;
}

/* Home 公司简介：Logo 浅色底图 + 靠左浅色毛玻璃卡片（深蓝字、黄橙点缀） */
body[data-page="home"] .section-about-hero.home-about-intro.home-about-intro--brand {
  background-color: #eceff3;
}

body[data-page="home"] .section-products {
  background-color: #ffffff;
}

body[data-page="home"] .section-tech {
  background-color: #f8fafc;
}

body[data-page="home"] .home-section-news-partners {
  background-color: #eef2f7;
}

/* Home visual batch-1: enterprise blue + yellow accent */
body[data-page="home"] .site-header {
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 1px 0 rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.1);
}

body[data-page="home"] .site-nav a.active,
body[data-page="home"] .nav-link.active {
  background-color: var(--theme-primary);
  color: #ffffff;
}

body[data-page="home"] .home-video-hero-mask {
  background: linear-gradient(
    118deg,
    rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.72) 0%,
    rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.46) 45%,
    rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.24) 100%
  );
}

body[data-page="home"] .home-video-scroll-hint {
  border-color: rgba(var(--theme-accent-r), var(--theme-accent-g), var(--theme-accent-b), 0.5);
  background: rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.48);
}

body[data-page="home"] .home-video-scroll-hint:hover {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.52);
}

body[data-page="home"] .section-about-hero.home-about-intro.home-about-intro--brand {
  background-color: #e9eef6;
}

body[data-page="home"] .section-products {
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

body[data-page="home"] .section-tech {
  background: linear-gradient(180deg, #f5f8fe 0%, #eef4fd 100%);
}

body[data-page="home"] .home-section-news-partners {
  background: linear-gradient(180deg, #edf3fc 0%, #e6eef9 100%);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

body[data-page="home"] .home-section-news-partners::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0) 70%),
    radial-gradient(90% 80% at 92% 100%, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.07) 0%, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0) 72%),
    repeating-linear-gradient(
      -35deg,
      rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.018) 0,
      rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.018) 1px,
      transparent 1px,
      transparent 16px
    );
}

body[data-page="home"] .section-title {
  color: var(--theme-deep);
}

body[data-page="home"] .section-intro {
  color: #4b5f7c;
}

body[data-page="home"] .btn.primary {
  background-color: var(--theme-primary);
  border-color: var(--theme-primary);
  color: #ffffff;
}

body[data-page="home"] .btn.primary:hover {
  background-color: var(--theme-primary-hover);
  border-color: var(--theme-primary-hover);
}

body[data-page="home"] .btn.outline {
  border-color: var(--theme-primary);
  color: var(--theme-primary);
  background: #ffffff;
}

body[data-page="home"] .btn.outline:hover {
  background: #eaf2ff;
}

body[data-page="home"] .home-news-wrap,
body[data-page="home"] .home-partners-wrap {
  border: 1px solid var(--theme-border);
  box-shadow: 0 10px 30px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.09);
}

body[data-page="home"] .home-news-wrap {
  border-top: 3px solid var(--theme-primary);
}

body[data-page="home"] .home-partners-wrap {
  border-top: 3px solid var(--theme-primary-mid);
}

body[data-page="home"] .news-brief-list li:hover {
  box-shadow: 0 6px 18px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.12);
}

body[data-page="home"] .news-brief-list li:hover .date,
body[data-page="home"] .news-brief-list li:hover a {
  color: var(--theme-primary);
}

body[data-page="home"] .product-slider {
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
  box-shadow: 0 16px 44px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.14);
}

body[data-page="home"] .product-slide-image {
  background: #ebf2fb;
}

body[data-page="home"] .product-slider-prev::before {
  border-color: transparent var(--theme-primary) transparent transparent;
}

body[data-page="home"] .product-slider-next::before {
  border-color: transparent transparent transparent var(--theme-primary);
}

body[data-page="home"] .tech-slider {
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.16);
  box-shadow: 0 18px 48px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.22);
}

body[data-page="home"] .tech-slide-cover-shade {
  background: linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.88), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.82));
}

body[data-page="home"] .tech-slider-dot.active {
  background: var(--theme-accent);
}

/* ---------- Brand batch-1 extension: products + about/contact ---------- */
body[data-page="products"] .page-hero {
  background:
    linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.86), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.72)),
    url("../images/hero-products.jpg") center/cover no-repeat;
}

body[data-page="about"] .page-hero {
  background:
    linear-gradient(120deg, rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.88), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.68)),
    url("../images/hero-about.jpg") center/cover no-repeat;
}

body[data-page="products"] .products-nav-inner {
  background: linear-gradient(180deg, #ffffff 0%, #f4f8ff 100%);
  border-color: #d7e3f5;
  box-shadow: 0 8px 24px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

body[data-page="products"] .products-nav-inner::before {
  background: linear-gradient(180deg, var(--theme-primary), var(--theme-primary-mid));
}

body[data-page="products"] .products-nav-cat {
  border-color: #d6e2f3;
  color: #30445f;
}

body[data-page="products"] .products-nav-cat:hover {
  background: #eaf2ff;
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.45);
  color: var(--theme-primary);
}

body[data-page="products"] .products-nav-cat.active,
body[data-page="products"] .products-nav-type.active {
  background: var(--theme-primary);
  border-color: var(--theme-primary);
  color: #fff;
}

body[data-page="products"] .product-list-item,
body[data-page="products"] .products-grid-subpage .product-list-item {
  border: 1px solid #d9e2ec;
  box-shadow: 0 8px 22px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

body[data-page="products"] .product-list-item:hover,
body[data-page="products"] .products-grid-subpage .product-list-item:hover {
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.35);
  box-shadow: 0 16px 34px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.14);
}

body[data-page="products"] .product-detail-hero-overlay {
  background: linear-gradient(
    to top,
    rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.88) 0%,
    rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.5) 42%,
    rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.18) 100%
  );
}

body[data-page="products"] .product-detail-nav {
  border-bottom-color: #d7e3f5;
  box-shadow: 0 2px 12px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

body[data-page="about"] .about-subnav {
  background-color: #eaf0fa;
  border: 1px solid #d7e3f5;
}

body[data-page="about"] .about-subnav a {
  color: #435a78;
}

body[data-page="about"] .about-subnav a:hover {
  background-color: #f8fbff;
  color: var(--theme-primary);
}

body[data-page="about"] .about-subnav a.active {
  background-color: #ffffff;
  color: var(--theme-primary);
  box-shadow: 0 2px 10px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
}

body[data-page="about"] .about-subnav-section {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 1px 0 rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

body[data-page="about"] .contact-page-info,
body[data-page="about"] .contact-page-form-wrap {
  border-color: #d9e2ec;
  box-shadow: 0 8px 22px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

.slider {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  margin-top: 0;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.45);
}

.slider img {
  width: 100%;
  height: 520px;
  min-height: 320px;
  object-fit: cover;
  display: block;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.slide.active {
  opacity: 1;
  position: relative;
}

.slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  border: none;
  background-color: rgba(249, 250, 251, 0.55);
  cursor: pointer;
  padding: 0;
}

.slider-dot.active {
  width: 22px;
  background-color: var(--color-accent);
}

.hero {
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.8), rgba(37, 99, 235, 0.4)),
    url("../images/hero-bg-placeholder.jpg") center/cover no-repeat;
  padding: 60px 0 64px;
  color: #ffffff;
  transition: background 0.4s ease;
}
.hero:hover {
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.75), rgba(37, 99, 235, 0.5)),
    url("../images/hero-bg-placeholder.jpg") center/cover no-repeat;
}
.hero .hero-inner {
  transition: transform 0.4s ease;
}
.hero:hover .hero-inner {
  transform: translateY(-4px);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr);
  align-items: center;
}

.hero-text h1 {
  font-size: 32px;
  margin: 0 0 8px;
}

.hero-text p {
  margin: 0 0 20px;
}

.hero-subtitle {
  font-size: 18px;
  opacity: 0.9;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.about-brief p {
  font-size: 14px;
  color: var(--color-muted);
}

body[data-page="home"] .home-about-intro {
  isolation: isolate;
}

.home-about-intro-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: #eceff3;
}

.home-about-intro--brand .home-about-intro-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  border: 0;
  object-fit: cover;
  object-position: 18% center;
  display: block;
}

.home-about-intro--brand .home-about-intro-bg-shade {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(
    105deg,
    rgba(255, 255, 255, 0.55) 0%,
    rgba(255, 255, 255, 0.12) 38%,
    transparent 62%,
    rgba(236, 239, 243, 0.35) 100%
  );
}

.home-about-intro--brand .home-about-intro-bg-veil {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background: linear-gradient(
    125deg,
    rgba(253, 224, 71, 0.04) 0%,
    transparent 42%,
    rgba(249, 115, 22, 0.03) 100%
  );
  opacity: 0.85;
  animation: home-about-intro-veil 18s ease-in-out infinite alternate;
}

@keyframes home-about-intro-veil {
  0% {
    opacity: 0.32;
  }
  100% {
    opacity: 0.52;
  }
}

html.perf-mode .home-about-intro--brand .home-about-intro-bg-veil {
  animation: none;
  opacity: 0.55;
}

@media (prefers-reduced-motion: reduce) {
  .home-about-intro--brand .home-about-intro-bg-veil {
    animation: none;
    opacity: 0.55;
  }
}

body[data-page="home"] main > section.home-about-intro > .container.home-about-intro-inner {
  z-index: 4;
}

.home-about-intro-inner {
  position: relative;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  width: 100%;
}

.home-about-intro--brand .home-about-intro-glass {
  position: relative;
  width: 100%;
  max-width: 500px;
  margin: 0;
  padding: 2.75rem 2.75rem 3rem;
  border-radius: 24px;
  text-align: left;
  color: var(--brand-navy);
  background:
    radial-gradient(90% 70% at 0% 0%, rgba(255, 255, 255, 0.85), transparent 55%),
    linear-gradient(
      165deg,
      rgba(255, 255, 255, 0.72) 0%,
      rgba(248, 250, 252, 0.55) 45%,
      rgba(241, 245, 249, 0.62) 100%
    );
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow:
    0 0 0 1px rgba(26, 47, 74, 0.06),
    0 28px 56px rgba(15, 26, 46, 0.08),
    0 12px 32px rgba(15, 26, 46, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(22px) saturate(1.2);
  backdrop-filter: blur(22px) saturate(1.2);
  transition:
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.5s ease,
    border-color 0.35s ease;
}

@media (prefers-reduced-motion: no-preference) {
  html:not(.perf-mode) .home-about-intro--brand .home-about-intro-glass::before {
    animation: home-about-intro-brand-topline-breathe 7s ease-in-out infinite;
    animation-delay: 0.5s;
  }

  html:not(.perf-mode) .home-about-intro--brand .home-about-intro-glass::after {
    animation: home-about-intro-brand-accent-pulse 5.5s ease-in-out infinite;
  }
}

html.perf-mode .home-about-intro--brand .home-about-intro-glass::before,
html.perf-mode .home-about-intro--brand .home-about-intro-glass::after {
  animation: none !important;
}

@media (prefers-reduced-motion: reduce) {
  .home-about-intro--brand .home-about-intro-glass::before,
  .home-about-intro--brand .home-about-intro-glass::after {
    animation: none !important;
  }
}

@keyframes home-about-intro-brand-accent-pulse {
  0%,
  100% {
    opacity: 0.88;
    filter: brightness(1);
  }
  50% {
    opacity: 1;
    filter: brightness(1.14);
  }
}

@keyframes home-about-intro-brand-topline-breathe {
  0%,
  100% {
    opacity: 0.62;
  }
  50% {
    opacity: 1;
  }
}

.home-about-intro--brand .home-about-intro-glass::before {
  content: "";
  position: absolute;
  z-index: 1;
  top: 0;
  left: 14%;
  right: 14%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(253, 224, 71, 0.5),
    rgba(245, 158, 11, 0.75),
    rgba(234, 88, 12, 0.65),
    transparent
  );
  opacity: 0.9;
  pointer-events: none;
}

.home-about-intro--brand .home-about-intro-glass::after {
  content: "";
  position: absolute;
  z-index: 1;
  left: 0;
  top: 16%;
  bottom: 16%;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: linear-gradient(180deg, var(--brand-accent-yellow), var(--brand-accent-mid), var(--color-accent));
  pointer-events: none;
  transform-origin: center center;
  transition: filter 0.35s ease, opacity 0.35s ease;
}

.home-about-intro--brand .home-about-intro-glass:focus-within {
  border-color: rgba(255, 255, 255, 1);
  box-shadow:
    0 0 0 1px rgba(26, 47, 74, 0.06),
    0 28px 56px rgba(15, 26, 46, 0.08),
    0 12px 32px rgba(15, 26, 46, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.95),
    0 0 0 3px rgba(249, 115, 22, 0.14);
}

html.perf-mode .home-about-intro--brand .home-about-intro-glass {
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(226, 232, 240, 0.95);
  box-shadow: 0 18px 40px rgba(15, 26, 46, 0.08);
}

.home-about-intro--brand.home-about-intro:hover .home-about-intro-glass {
  transform: translateY(-5px) scale(1.012);
  border-color: rgba(255, 255, 255, 1);
  box-shadow:
    0 0 0 1px rgba(249, 115, 22, 0.14),
    0 40px 80px rgba(15, 26, 46, 0.12),
    0 14px 40px rgba(15, 26, 46, 0.07),
    0 0 48px rgba(249, 115, 22, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 1);
}

@media (hover: none) {
  .home-about-intro--brand.home-about-intro:hover .home-about-intro-glass {
    transform: none;
  }
}

html.perf-mode .home-about-intro--brand.home-about-intro:hover .home-about-intro-glass {
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .home-about-intro--brand.home-about-intro:hover .home-about-intro-glass {
    transform: none;
  }
}

.home-about-intro--brand .home-about-intro-glass > * {
  position: relative;
  z-index: 2;
}

.home-about-intro--brand .home-about-intro-eyebrow {
  margin: 0 0 0.65rem;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.42em;
  color: var(--brand-navy-muted);
}

.home-about-intro--brand .home-about-intro-title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.85rem, 4.8vw, 3rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0.06em;
  color: var(--brand-navy-deep);
  text-transform: none;
}

.home-about-intro--brand .home-about-intro-lead {
  margin: 0 0 1.35rem;
  padding-bottom: 1.35rem;
  font-size: clamp(0.9rem, 1.85vw, 1.05rem);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: 0.14em;
  color: var(--brand-navy);
  border-bottom: 1px solid rgba(26, 47, 74, 0.1);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.85),
    inset 0 -1px 0 0 rgba(245, 158, 11, 0.35);
}

.home-about-intro--brand .home-about-intro-body {
  margin: 0;
}

.home-about-intro--brand .home-about-intro-body p {
  margin: 0 0 0.85rem;
  font-size: 14px;
  line-height: 1.82;
  color: var(--brand-slate);
  font-weight: 400;
}

.home-about-intro--brand .home-about-intro-body p:last-child {
  margin-bottom: 0;
}

.home-about-intro--brand .home-about-intro-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1.75rem;
  padding: 0.7rem 2rem;
  min-height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(26, 47, 74, 0.2);
  background: var(--brand-navy-deep);
  color: #ffffff !important;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(15, 26, 46, 0.2);
  transition:
    background 0.3s ease,
    border-color 0.3s ease,
    color 0.3s ease,
    box-shadow 0.3s ease,
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.home-about-intro--brand .home-about-intro-cta:hover {
  background: linear-gradient(135deg, #ea580c, #f59e0b);
  border-color: rgba(253, 224, 71, 0.45);
  box-shadow:
    0 8px 28px rgba(234, 88, 12, 0.25),
    0 0 24px rgba(249, 115, 22, 0.2);
  color: #ffffff !important;
  transform: translateY(-2px);
}

.home-about-intro--brand .home-about-intro-cta:active {
  transform: translateY(0) scale(0.98);
}

.home-about-intro--brand .home-about-intro-cta:focus-visible {
  outline: 2px solid var(--brand-accent-mid);
  outline-offset: 3px;
}

body[data-page="home"] .home-about-intro--brand .home-about-intro-cta {
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.26);
  background: var(--theme-deep);
  box-shadow: 0 6px 18px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.24);
}

body[data-page="home"] .home-about-intro--brand .home-about-intro-cta:hover {
  background: linear-gradient(135deg, var(--theme-primary), var(--theme-primary-hover));
  border-color: rgba(var(--theme-accent-r), var(--theme-accent-g), var(--theme-accent-b), 0.48);
  box-shadow:
    0 10px 28px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.28),
    0 0 20px rgba(var(--theme-accent-r), var(--theme-accent-g), var(--theme-accent-b), 0.16);
}

body[data-page="home"] .home-about-intro--brand .home-about-intro-cta:focus-visible {
  outline-color: var(--theme-accent);
}

.page-main {
  background-color: var(--color-bg);
}

.page-hero {
  padding: 32px 0 20px;
}

.page-hero h1 {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 600;
}

.page-hero p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

/* 内页 Hero 大图：按页面类型配置背景图 */
body[data-page="technology"] .page-hero {
  padding: 56px 0 48px;
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.82), rgba(37, 99, 235, 0.72)),
    url("../images/hero-technology.jpg") center/cover no-repeat;
  color: #e5e7eb;
}

body[data-page="products"] .page-hero {
  padding: 56px 0 48px;
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.82), rgba(22, 163, 74, 0.7)),
    url("../images/hero-products.jpg") center/cover no-repeat;
  color: #e5e7eb;
}

body[data-page="cases"] .page-hero {
  padding: 56px 0 48px;
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.86), rgba(30, 64, 175, 0.72)),
    url("../images/hero-cases.jpg") center/cover no-repeat;
  color: #e5e7eb;
}

/* 案例中心 Hero：工业化装饰与文字优化 */
.page-hero-cases {
  position: relative;
  overflow: hidden;
}

/* 齿轮装饰 */
.page-hero-cases-gear {
  position: absolute;
  width: 80px;
  height: 80px;
  color: rgba(255, 255, 255, 0.2);
  pointer-events: none;
}

.page-hero-cases-gear svg {
  width: 100%;
  height: 100%;
}

.page-hero-cases-gear-1 {
  top: 20%;
  right: 12%;
  width: 72px;
  height: 72px;
  animation: hero-gear-spin 24s linear infinite;
}

.page-hero-cases-gear-2 {
  bottom: 15%;
  right: 8%;
  width: 56px;
  height: 56px;
  animation: hero-gear-spin 18s linear infinite reverse;
}

@keyframes hero-gear-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* 斜线工业纹理 */
.page-hero-cases-lines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -55deg,
    transparent,
    transparent 2px,
    rgba(255, 255, 255, 0.03) 2px,
    rgba(255, 255, 255, 0.03) 4px
  );
  pointer-events: none;
}

/* 角标装饰（工业框架感） */
.page-hero-cases-bracket {
  position: absolute;
  width: 48px;
  height: 48px;
  border-color: rgba(255, 255, 255, 0.18);
  border-style: solid;
  border-width: 0;
  pointer-events: none;
}

.page-hero-cases-bracket-tl {
  top: 16px;
  left: 24px;
  border-top-width: 3px;
  border-left-width: 3px;
}

.page-hero-cases-bracket-br {
  bottom: 16px;
  right: 24px;
  border-bottom-width: 3px;
  border-right-width: 3px;
}

/* ---------- 通用 Hero 增强结构（除首页外各页复用） ---------- */
.page-hero-inner {
  position: relative;
  z-index: 2;
}

.page-hero-label {
  display: inline-block;
  margin-bottom: 10px;
  padding: 5px 14px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: 4px;
}

.page-hero-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  max-width: 520px;
}

/* 深色背景 Hero 的标签与描述 */
body[data-page]:not([data-page="home"]) .page-hero-inner .page-hero-label {
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

body[data-page]:not([data-page="home"]) .page-hero-inner .page-hero-desc {
  color: rgba(255, 255, 255, 0.9);
}

body[data-page]:not([data-page="home"]) .page-hero-inner h1 {
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin: 0 0 14px;
  color: #f9fafb;
}

/* 通用装饰：斜线纹理、角标 */
.page-hero-deco-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-hero-deco-bracket {
  position: absolute;
  width: 48px;
  height: 48px;
  border-style: solid;
  border-width: 0;
  pointer-events: none;
}

.page-hero-deco-bracket-tl {
  top: 16px;
  left: 24px;
  border-top-width: 3px;
  border-left-width: 3px;
}

.page-hero-deco-bracket-br {
  bottom: 16px;
  right: 24px;
  border-bottom-width: 3px;
  border-right-width: 3px;
}

/* 深色 Hero 的装饰颜色 */
body[data-page]:not([data-page="home"]) .page-hero-deco-lines {
  background: repeating-linear-gradient(-55deg, transparent, transparent 2px, rgba(255, 255, 255, 0.03) 2px, rgba(255, 255, 255, 0.03) 4px);
}

body[data-page]:not([data-page="home"]) .page-hero-deco-bracket {
  border-color: rgba(255, 255, 255, 0.18);
}

/* 通用齿轮/图标装饰 */
.page-hero-deco-icon {
  position: absolute;
  color: inherit;
  pointer-events: none;
}

.page-hero-deco-icon svg {
  width: 100%;
  height: 100%;
}

body[data-page]:not([data-page="home"]) .page-hero-deco-icon {
  color: rgba(255, 255, 255, 0.2);
}

/* 产品中心 Hero */
.page-hero-products {
  position: relative;
  overflow: hidden;
}

.page-hero-products .page-hero-deco-icon-1 {
  top: 18%;
  right: 10%;
  width: 68px;
  height: 68px;
  animation: hero-gear-spin 22s linear infinite;
}

.page-hero-products .page-hero-deco-icon-2 {
  bottom: 20%;
  right: 6%;
  width: 52px;
  height: 52px;
  animation: hero-gear-spin 16s linear infinite reverse;
}

/* 技术方案 Hero - 蓝图网格 */
.page-hero-tech {
  position: relative;
  overflow: hidden;
}

.page-hero-tech .page-hero-deco-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.page-hero-tech .page-hero-deco-icon-1 {
  top: 15%;
  right: 12%;
  width: 56px;
  height: 56px;
  opacity: 0.5;
}

.page-hero-tech .page-hero-deco-icon-2 {
  bottom: 18%;
  right: 8%;
  width: 44px;
  height: 44px;
  opacity: 0.35;
}

/* 售后服务 Hero - 扳手/工具 */
.page-hero-service {
  position: relative;
  overflow: hidden;
}

.page-hero-service .page-hero-deco-icon-1 {
  top: 22%;
  right: 14%;
  width: 64px;
  height: 64px;
  animation: hero-gear-spin 28s linear infinite;
}

.page-hero-service .page-hero-deco-icon-2 {
  bottom: 15%;
  right: 10%;
  width: 48px;
  height: 48px;
  animation: hero-gear-spin 20s linear infinite reverse;
}

/* 新闻动态 Hero - 文档线条 */
.page-hero-news {
  position: relative;
  overflow: hidden;
}

.page-hero-news .page-hero-deco-icon-1 {
  top: 20%;
  right: 15%;
  width: 48px;
  height: 48px;
  opacity: 0.4;
}

.page-hero-news .page-hero-deco-icon-2 {
  bottom: 22%;
  right: 8%;
  width: 36px;
  height: 36px;
  opacity: 0.3;
}

/* 关于我们 Hero */
.page-hero-about {
  position: relative;
  overflow: hidden;
}

.page-hero-about .page-hero-deco-icon-1 {
  top: 20%;
  right: 11%;
  width: 72px;
  height: 72px;
  animation: hero-gear-spin 26s linear infinite;
}

.page-hero-about .page-hero-deco-icon-2 {
  bottom: 18%;
  right: 7%;
  width: 54px;
  height: 54px;
  animation: hero-gear-spin 19s linear infinite reverse;
}

body[data-page="service"] .page-hero {
  padding: 100px 0 88px;
  min-height: 360px;
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.86), rgba(8, 47, 73, 0.8)),
    url("../images/hero-service.jpg") center/cover no-repeat;
  color: #e5e7eb;
}

body[data-page="news"] .page-hero {
  padding: 56px 0 48px;
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.88), rgba(56, 189, 248, 0.7)),
    url("../images/hero-news.jpg") center/cover no-repeat;
  color: #e5e7eb;
}

body[data-page="about"] .page-hero {
  padding: 56px 0 48px;
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.86), rgba(79, 70, 229, 0.72)),
    url("../images/hero-about.jpg") center/cover no-repeat;
  color: #e5e7eb;
}

/* 内页 Hero 文字在深色背景上的样式优化 */
body[data-page]:not([data-page="home"]) .page-hero h1 {
  color: #f9fafb;
  font-size: 30px;
}

body[data-page]:not([data-page="home"]) .page-hero p {
  color: #e5e7eb;
  font-size: 15px;
  max-width: 560px;
}

/* 新闻页 Hero 增强 */
.page-hero-news {
  padding: 48px 0 36px;
  background: linear-gradient(180deg, #f8fafc 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.page-hero-news .container {
  text-align: center;
}

.page-hero-label {
  display: inline-block;
  margin: 0 0 12px;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-primary);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
  border-radius: 999px;
  letter-spacing: 0.02em;
}

.page-hero-news h1 {
  margin: 0 0 10px;
  font-size: 28px;
  font-weight: 600;
  color: var(--color-text);
}

.page-hero-desc {
  margin: 0;
  font-size: 15px;
  color: var(--color-muted);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.section {
  padding: var(--section-py) 0 calc(var(--section-py) + clamp(4px, 0.7vw, 10px));
  border-top: 1px solid transparent;
}
.section + .section {
  border-top-color: rgba(15, 23, 42, 0.06);
}
.section-alt {
  background-color: #ffffff;
  padding: calc(var(--section-py) + clamp(6px, 1vw, 12px)) 0 calc(var(--section-py) + clamp(10px, 1.2vw, 16px));
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}
.section-alt + .section,
.section + .section-alt {
  border-top-color: rgba(15, 23, 42, 0.08);
}

.section-title {
  margin: 0 0 var(--space-4);
  font-size: var(--fs-h2);
  line-height: 1.28;
}

.section-subtitle {
  margin: 0 0 var(--space-2);
  font-size: var(--fs-h3);
  line-height: 1.35;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 18px 16px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(15, 23, 42, 0.02);
  transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.16);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.3);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.card p {
  margin: 0;
  font-size: 14px;
  color: var(--color-muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  background: transparent;
  color: var(--color-primary);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn.primary {
  background-color: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn.primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

.btn.outline {
  border-color: var(--color-primary);
}

.btn.outline:hover {
  background-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.06);
}

.btn.text {
  padding-left: 0;
  padding-right: 0;
  border: none;
}

.btn[disabled] {
  cursor: not-allowed;
  opacity: 0.6;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  gap: clamp(16px, 2vw, 30px);
}

.feature-list,
.meta-list {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  color: var(--color-muted);
}

.feature-list li + li,
.meta-list li + li {
  margin-top: 6px;
}

.product-category h3 {
  margin-bottom: 10px;
}

.products-subnav {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background-color: #e5e7eb;
  margin-bottom: 18px;
}

.products-subnav a {
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--color-muted);
}

.products-subnav a:hover {
  background-color: #ffffff;
  color: var(--color-primary);
}

.products-subnav a.active {
  background-color: #ffffff;
  color: var(--color-primary);
  font-weight: 500;
}

/* 产品中心 - 页内导航：卡片式分组，类型 + 产品二级结构 */
.products-nav {
  margin-bottom: 28px;
}

/* 产品中心首页：页内分类导航滚动后吸顶显示 */
body[data-page="products"]:not([data-products-category]) .section-products-nav {
  position: sticky;
  top: 72px;
  z-index: 905;
  padding-top: 8px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
}

body[data-page="products"]:not([data-products-category]) .section-products-nav .products-nav-inner,
body[data-page="products"]:not([data-products-category]) .section-products-nav .products-nav-cat {
  transition: padding 0.22s ease, border-radius 0.22s ease, font-size 0.22s ease, box-shadow 0.22s ease;
}

body[data-page="products"]:not([data-products-category]) .section-products-nav.is-stuck .products-nav-inner {
  padding: 12px 16px;
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.1);
}

body[data-page="products"]:not([data-products-category]) .section-products-nav.is-stuck .products-nav-cat {
  padding: 8px 14px;
  font-size: 13px;
  border-radius: 10px;
}

.products-nav-inner {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  padding: 20px 24px;
  position: relative;
  overflow: hidden;
}

.products-nav-inner::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--color-primary), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.6));
  border-radius: 4px 0 0 4px;
}

.products-nav-cats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.products-nav-cat {
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  font-size: 14px;
  font-weight: 500;
  color: #475569;
  text-decoration: none;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.products-nav-cat:hover {
  color: var(--color-primary);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.35);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.04);
  box-shadow: 0 2px 12px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
}

.products-nav-cat.active {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.25);
}

/* 第二行：功能类型（细分类型），点击筛选下方产品列表 */
.products-nav-products,
.products-nav-types {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  font-size: 13px;
}

.products-nav[data-products-nav="main"] .products-nav-products,
.products-nav[data-products-nav="main"] .products-nav-types {
  display: none;
}

.products-nav-products a,
.products-nav-type {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  color: #475569;
  text-decoration: none;
  border-radius: 10px;
  font-weight: 500;
  transition: color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.products-nav-type.active {
  color: #fff;
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
}

/* 功能类型色块：交替使用不同浅色背景（全部除外，由 .active 覆盖） */
.products-nav-type:nth-of-type(4n+1):not(.active) {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.15);
}

.products-nav-type:nth-of-type(4n+2):not(.active) {
  background: rgba(51, 65, 85, 0.08);
  border: 1px solid rgba(51, 65, 85, 0.12);
}

.products-nav-type:nth-of-type(4n+3):not(.active) {
  background: rgba(20, 184, 166, 0.1);
  border: 1px solid rgba(20, 184, 166, 0.15);
}

.products-nav-type:nth-of-type(4n+4):not(.active) {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.products-nav-products a:hover,
.products-nav-type:hover {
  color: var(--color-primary);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.08);
}

.products-nav-type:nth-of-type(4n+1):not(.active):hover {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.16);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.3);
}

.products-nav-type:nth-of-type(4n+2):not(.active):hover {
  background: rgba(51, 65, 85, 0.12);
  border-color: rgba(51, 65, 85, 0.25);
}

.products-nav-type:nth-of-type(4n+3):not(.active):hover {
  background: rgba(20, 184, 166, 0.16);
  border-color: rgba(20, 184, 166, 0.3);
}

.products-nav-type:nth-of-type(4n+4):not(.active):hover {
  background: rgba(245, 158, 11, 0.16);
  border-color: rgba(245, 158, 11, 0.35);
}

.products-nav-sep {
  color: #cbd5e1;
  font-weight: 300;
  user-select: none;
  margin: 0 2px;
}

.about-subnav {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background-color: #e5e7eb;
  margin-bottom: 18px;
}

.about-subnav a {
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--color-muted);
}

.about-subnav a:hover {
  background-color: #ffffff;
  color: var(--color-primary);
}

.about-subnav a.active {
  background-color: #ffffff;
  color: var(--color-primary);
  font-weight: 500;
}

.about-section {
  scroll-margin-top: 90px;
}
/* 关于我们 - 子导航区域 */
.about-subnav-section {
  position: sticky;
  top: 72px;
  z-index: 998;
  padding: 10px 0 14px;
  border-top: none !important;
  transition: background-color 0.35s ease, box-shadow 0.35s ease;
  text-align: left;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.06);
}
.about-subnav-section:hover {
  background-color: rgba(255, 255, 255, 0.97);
}
.about-subnav-section .about-subnav {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.about-subnav-section:hover .about-subnav {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
}
.about-subnav-section + .section {
  padding-top: 18px;
}

/* 联系我们子页：吸顶二级导航下边框避免遮挡首屏内容 */
body[data-page="about"] .about-subnav-section + .contact-page-section {
  padding-top: 24px;
  scroll-margin-top: 112px;
}

.about-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--color-border);
}

.about-timeline li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 10px;
  font-size: 14px;
  color: var(--color-muted);
}

.about-timeline li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.about-timeline strong {
  display: inline-block;
  margin-right: 8px;
  color: var(--color-text);
}

/* 关于我们 - 企业概述：图文结合，图片完整显示 + 透明渐变 */
.about-overview-hero {
  position: relative;
  min-height: calc(100vh - 72px);
  border-radius: 0;
  overflow: hidden;
  margin-bottom: 56px;
  box-shadow: none;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  background: #f8fafc;
}

.about-overview-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.about-overview-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    110deg,
    rgba(255, 255, 255, 0.86) 0%,
    rgba(255, 255, 255, 0.64) 30%,
    rgba(255, 255, 255, 0.3) 54%,
    rgba(255, 255, 255, 0.1) 74%,
    transparent 100%
  );
  pointer-events: none;
}

.about-section-overview:hover .about-overview-hero {
  transform: translateY(-4px);
  box-shadow: 0 24px 56px rgba(15, 23, 42, 0.16), 0 8px 24px rgba(15, 23, 42, 0.08);
}
.about-section-overview {
  transition: background-color 0.35s ease;
}
.about-section-overview:hover {
  background-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.02);
}
.about-overview-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin: 0 auto;
  padding: 126px 24px 52px;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: flex-start;
}
.about-overview-content {
  max-width: 620px;
  padding: 18px 28px 8px 0;
}
.about-overview-title {
  margin: 0 0 16px;
  font-size: 28px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
}
.about-overview-lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  margin: 0 0 12px;
  font-weight: 500;
}
.about-overview-text {
  font-size: 15px;
  color: var(--color-muted);
  margin: 0 0 24px;
  line-height: 1.65;
}
.about-overview-subtitle {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}
.about-overview-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 3px solid var(--color-primary);
  padding-left: 16px;
}
.about-overview-timeline li {
  position: relative;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.5;
  padding-left: 0;
}
.about-overview-timeline li::before {
  display: none;
}
.about-timeline-year {
  display: inline-block;
  min-width: 64px;
  font-weight: 700;
  font-size: 15px;
  color: var(--color-primary);
  margin-right: 8px;
  vertical-align: baseline;
}
.about-overview-timeline li:last-child .about-timeline-year {
  color: var(--color-primary-dark);
}

/* 关于我们 - 发展历程：可选时间轴（位于企业概述模块内） */
.about-history-intro {
  margin: 0 0 32px;
  font-size: 15px;
  color: var(--color-muted);
  max-width: 560px;
}

/* 发展历程：左时间线（上下滚动） + 右文字 */
.about-timeline-axis-wrap {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  align-items: start;
  position: relative;
}

.about-timeline-axis {
  direction: rtl;
  max-height: 272px;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 0 12px 10px;
  scroll-behavior: smooth;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(248, 250, 252, 0.98) 0%, rgba(241, 245, 249, 0.95) 100%);
  border: 1px solid var(--color-border);
  box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
}

.about-timeline-axis::-webkit-scrollbar {
  width: 8px;
}

.about-timeline-axis::-webkit-scrollbar-thumb {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.35);
  border-radius: 4px;
}

.about-timeline-axis-inner {
  direction: ltr;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  padding-left: 4px;
}

.about-timeline-axis-inner::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary) 0%, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.3) 50%, var(--color-border) 100%);
  border-radius: 1px;
  z-index: 0;
  pointer-events: none;
}

.about-timeline-node {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  box-sizing: border-box;
  min-height: 44px;
  padding: 10px 14px 10px 36px;
  border: 2px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-muted);
  cursor: pointer;
  text-align: left;
  transform-origin: left center;
  transition: border-color 0.3s ease, background 0.3s ease, color 0.3s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.about-timeline-node:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
  transform: translateX(8px) scale(1.15);
  box-shadow: 0 4px 16px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
}

.about-timeline-node.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.35);
  animation: about-timeline-node-active 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.about-timeline-node:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@keyframes about-timeline-node-active {
  0% { transform: translateX(0) scale(1); }
  50% { transform: translateX(6px) scale(1.12); }
  100% { transform: translateX(0) scale(1); }
}

.about-timeline-panels {
  min-height: 160px;
  padding: 0;
  border-radius: 14px;
  overflow: hidden;
}

.about-timeline-panel {
  display: none;
  color: var(--color-text);
}

.about-timeline-panel.active {
  display: block;
  animation: about-timeline-panel-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes about-timeline-panel-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* 发展历程：渐变色块 + 宽松排版 */
.about-timeline-panel-inner {
  padding: 36px 40px 40px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08) 0%, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.03) 35%, rgba(248, 250, 252, 1) 100%);
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
  box-shadow: 0 2px 12px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.06);
}

.about-timeline-panel-text {
  margin: 0;
  font-size: 17px;
  line-height: 2;
  letter-spacing: 0.02em;
  color: var(--color-text);
  max-width: 720px;
}

.about-history-block {
  margin-bottom: 8px;
}

#history {
  scroll-margin-top: 100px;
}

@media (max-width: 900px) {
  .about-timeline-axis-wrap {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .about-timeline-axis {
    max-height: 268px;
    order: 1;
  }
  .about-timeline-axis-inner::before {
    left: 12px;
  }
  .about-timeline-node {
    padding: 8px 12px 8px 34px;
    min-height: 40px;
    font-size: 13px;
  }
  .about-timeline-panels {
    order: 2;
    min-height: 120px;
  }
  .about-timeline-panel-inner {
    padding: 28px 24px 32px;
  }
  .about-timeline-panel-text {
    font-size: 16px;
    line-height: 1.95;
  }
}

@media (max-width: 640px) {
  .about-history-intro {
    margin-bottom: 24px;
    font-size: 14px;
  }
  .about-timeline-axis-wrap {
    gap: 20px;
  }
  .about-timeline-axis {
    max-height: 248px;
  }
  .about-timeline-panels {
    min-height: 100px;
  }
  .about-timeline-panel-inner {
    padding: 22px 18px 26px;
  }
  .about-timeline-panel-text {
    font-size: 15px;
    line-height: 1.9;
  }
}

/* 关于我们 - 大图+文字区块 */
.about-media-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  margin-bottom: 40px;
}
.about-media-block-reverse {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
.about-media-block-reverse .about-media-figure { order: 2; }
.about-media-block-reverse .about-media-body { order: 1; }
.about-media-figure {
  margin: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12);
  background: var(--color-bg);
  min-height: 280px;
}
.about-media-img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  display: block;
}
.about-media-body {
  padding-top: 4px;
}
.about-media-body .section-title {
  margin-top: 0;
}
.about-lead {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  margin: 0 0 14px;
}
.about-media-body p {
  font-size: 15px;
  color: var(--color-muted);
  margin: 0 0 14px;
  line-height: 1.65;
}
.about-media-body .section-subtitle {
  margin-top: 20px;
  margin-bottom: 10px;
}
.about-sub-block {
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}
.about-culture-list {
  list-style: none;
  padding-left: 0;
  display: grid;
  gap: 12px;
}
.about-culture-list li {
  padding: 14px 18px;
  background: #fff;
  border-radius: var(--radius-card);
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
  font-size: 14px;
  color: var(--color-muted);
}
.about-culture-list strong {
  color: var(--color-primary);
  margin-right: 6px;
}

/* 关于我们主页 - 荣誉资质超大英雄图 */
@keyframes honor-hero-float {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}
.about-honor-hero-main {
  position: relative;
  width: 100%;
  min-height: 400px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 20px 56px rgba(15, 23, 42, 0.18), 0 4px 16px rgba(15, 23, 42, 0.08);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.about-section-honor:hover .about-honor-hero-main {
  transform: translateY(-6px);
  box-shadow: 0 28px 64px rgba(15, 23, 42, 0.22), 0 8px 24px rgba(15, 23, 42, 0.12);
}

/* 关于我们 - 联系我们区域悬停效果 */
.about-contact-inner {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  padding: 20px 20px 24px;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}
.about-section-contact:hover .about-contact-inner {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12), 0 8px 24px rgba(15, 23, 42, 0.08);
}
.about-section-contact {
  transition: background-color 0.35s ease;
}
.about-section-contact:hover {
  background-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.02);
}
.about-honor-hero-main-inner {
  position: relative;
  min-height: 400px;
}
.about-honor-hero-main-img {
  width: 100%;
  height: 100%;
  min-height: 400px;
  object-fit: cover;
  display: block;
  animation: honor-hero-float 10s ease-in-out infinite;
}
.about-honor-hero-main-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.45) 50%, transparent 80%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 40px 28px 48px;
  color: #fff;
  text-align: center;
  transition: opacity 0.4s ease;
}
.about-honor-hero-main:hover .about-honor-hero-main-overlay {
  opacity: 0.96;
}
.about-honor-hero-main-title {
  margin: 0 0 10px;
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}
.about-honor-hero-main-desc {
  margin: 0 0 24px;
  font-size: 16px;
  color: #e5e7eb;
}
.about-honor-cta {
  flex-shrink: 0;
}

/* 关于我们 - 荣誉区块（保留 honor-card-figure 等供子页用） */
.about-section-honor .container {
  padding-bottom: 16px;
}
.about-honor-head .section-title {
  margin-bottom: 6px;
}
.about-honor-desc {
  margin: 0;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.5;
}
.honor-card-figure {
  margin: -18px -16px 14px;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  overflow: hidden;
  background: var(--color-bg);
  aspect-ratio: 4/3;
  min-height: 120px;
}
.honor-card-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.about-honor-grid .honor-card h3 {
  margin: 0 0 4px;
  font-size: 15px;
}

/* 荣誉资质独立页 - 超大英雄图 + 证书轮播 */
@keyframes honor-page-hero-float {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}
@keyframes honor-hero-enter {
  from { opacity: 0; transform: scale(0.97); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes honor-hero-text-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.about-honor-page-section {
  padding-top: 0;
  padding-bottom: 48px;
}
.honor-page-hero {
  position: relative;
  width: 100%;
  margin-bottom: 40px;
  min-height: 460px;
  overflow: hidden;
  border-radius: var(--radius-card);
  box-shadow: 0 16px 48px rgba(15, 23, 42, 0.15);
  animation: honor-hero-enter 0.8s ease-out forwards;
}
.honor-page-hero-inner {
  position: relative;
  min-height: 460px;
  overflow: hidden;
}
.honor-page-hero-img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  object-fit: cover;
  display: block;
  animation: honor-page-hero-float 10s ease-in-out infinite;
}
.honor-page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.4) 45%, transparent 75%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 48px 24px 52px;
  color: #fff;
  text-align: center;
  transition: opacity 0.4s ease;
}
.honor-page-hero:hover .honor-page-hero-overlay {
  opacity: 0.95;
}
.honor-page-hero-title {
  margin: 0 0 8px;
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  animation: honor-hero-text-in 0.6s ease-out 0.3s both;
}
.honor-page-hero-desc {
  margin: 0;
  font-size: 16px;
  color: #e5e7eb;
  animation: honor-hero-text-in 0.6s ease-out 0.45s both;
}

/* 证书轮播 */
.honor-gallery-title {
  margin: 0 0 24px;
  font-size: 20px;
  font-weight: 600;
  color: var(--color-text);
  text-align: center;
}
.honor-gallery-wrap {
  position: relative;
  overflow: hidden;
  padding: 0 44px;
}
.honor-gallery-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: 8px 0;
}
.honor-gallery-track::-webkit-scrollbar {
  height: 6px;
}
.honor-gallery-track::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}
.honor-gallery-item {
  flex: 0 0 160px;
  scroll-snap-align: center;
  cursor: pointer;
  transition: transform 0.3s ease;
}
.honor-gallery-item:hover {
  transform: scale(1.08);
  z-index: 2;
}
.honor-gallery-item-card {
  background: linear-gradient(145deg, #f8fafc 0%, #f1f5f9 100%);
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 12px;
  padding: 12px;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
  transition: box-shadow 0.3s ease;
}
.honor-gallery-item:hover .honor-gallery-item-card {
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
}
.honor-gallery-item-card img {
  width: 100%;
  height: 100%;
  max-height: 116px;
  object-fit: contain;
  display: block;
}
.honor-gallery-prev,
.honor-gallery-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.1);
  transition: background 0.2s ease, border-color 0.2s ease;
  z-index: 3;
  color: #334155;
}
.honor-gallery-prev { left: 0; }
.honor-gallery-next { right: 0; }
.honor-gallery-prev:hover,
.honor-gallery-next:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.honor-gallery-prev::before {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(-45deg);
  margin-left: 2px;
}
.honor-gallery-next::before {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  margin-right: 2px;
}

/* 证书全图预览 */
.honor-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(15, 23, 42, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.honor-lightbox[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.honor-lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  border: none;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  cursor: pointer;
  color: #fff;
  font-size: 24px;
  line-height: 1;
  transition: background 0.2s ease;
  z-index: 2;
}
.honor-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.25);
}
.honor-lightbox-close::before {
  content: "×";
  display: block;
}
.honor-lightbox-inner {
  max-width: 90vw;
  max-height: 90vh;
}
.honor-lightbox-img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  display: block;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.products-grid-subpage .product-list-item {
  scroll-margin-top: 88px;
}

.product-card-image-wrap {
  width: 100%;
  aspect-ratio: 16 / 10;
  min-height: 120px;
  overflow: hidden;
  background: #f1f5f9;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
}

.product-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-list-item h3 {
  margin: 10px 0 8px;
  font-size: 16px;
}

.product-list-item {
  display: flex;
  flex-direction: column;
}

.product-list-item p {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  min-height: calc(1.6em * 2);
}

.product-list-item .card-actions {
  margin-top: auto;
  padding-top: 12px;
}

.products-pagination {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 13px;
  color: var(--color-muted);
}

.products-page-info {
  min-width: 80px;
  text-align: center;
}

/* 产品中心：分类标题行 + 查看全部 */
.products-category-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.products-category-head .section-title {
  margin: 0;
}

.products-category-cta {
  font-size: 14px;
  padding: 8px 20px;
}

/* 产品中心：分类内轮播 */
.products-carousel-wrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-card);
}

.products-carousel-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 4px 0 12px;
  margin: 0 -4px;
  -webkit-overflow-scrolling: touch;
}

.products-carousel-track::-webkit-scrollbar {
  height: 6px;
}

.products-carousel-track::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.2);
  border-radius: 3px;
}

.section-products-category .products-carousel-track .product-list-item {
  flex: 0 0 300px;
  min-width: 280px;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  scroll-margin-top: 88px;
}

.products-carousel-prev,
.products-carousel-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: #fff;
  color: #334155;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.1);
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  z-index: 2;
}

.products-carousel-prev:hover,
.products-carousel-next:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  transform: translateY(-50%) scale(1.05);
}

.products-carousel-prev {
  left: 8px;
}

.products-carousel-next {
  right: 8px;
}

.products-carousel-prev::before {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(-45deg);
  margin-left: 2px;
}

.products-carousel-next::before {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  margin-right: 2px;
}

/* 产品中心锚点滚动时避开固定头 */
#crusher,
#screening,
#air,
#forming {
  scroll-margin-top: 100px;
}

/* 产品分类子页面：面包屑与返回 */
.page-hero-products-sub .products-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
  font-size: 14px;
}

.page-hero-products-sub .products-breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
}

.page-hero-products-sub .products-breadcrumb a:hover {
  color: #fff;
}

.page-hero-products-sub .breadcrumb-sep {
  color: rgba(255, 255, 255, 0.5);
}

.page-hero-products-sub .products-breadcrumb span:last-child {
  color: #fff;
  font-weight: 500;
}

.products-category-sub-actions {
  margin-bottom: 20px;
}

.product-list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 14px;
}

.product-list li + li {
  margin-top: 6px;
}

.product-list a {
  color: var(--color-primary);
}

.product-list a:hover {
  text-decoration: underline;
}

/* 产品详情页 - 高级图文结合 */
.product-detail-hero {
  position: relative;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  border-radius: 0;
  background: linear-gradient(135deg, #1e3a5f 0%, #0f172a 100%);
}

.product-detail-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.product-detail-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.85) 0%,
    rgba(15, 23, 42, 0.4) 40%,
    transparent 70%
  );
  pointer-events: none;
}

.product-detail-hero-inner {
  position: relative;
  z-index: 1;
  padding: 0 0 46px;
  width: 100%;
}

.product-detail-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.product-detail-breadcrumb a {
  color: rgba(255, 255, 255, 0.9);
}

.product-detail-breadcrumb a:hover {
  color: #fff;
}

.product-detail-breadcrumb .breadcrumb-sep {
  color: rgba(255, 255, 255, 0.5);
}

.product-detail-hero .product-detail-hero-title {
  margin: 0 0 8px;
  font-size: 32px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.02em;
}

.product-detail-hero-tagline {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  max-width: 640px;
}

.product-detail-hero-summary {
  margin: 12px 0 0;
  max-width: 64ch;
  color: rgba(241, 245, 249, 0.92);
  font-size: 15px;
  line-height: 1.75;
}

.product-detail-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}

.product-detail-hero-anchor {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.product-detail-hero-anchor:hover {
  color: #fff;
}

.product-detail-hero-metrics {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  max-width: 840px;
}

.product-detail-hero-metric {
  min-height: 82px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.28);
  background: rgba(15, 23, 42, 0.36);
  backdrop-filter: blur(4px);
}

.product-detail-hero-metric-label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: rgba(191, 219, 254, 0.9);
}

.product-detail-hero-metric-value {
  display: block;
  color: #f8fafc;
  font-size: 14px;
  line-height: 1.45;
  font-weight: 600;
}

.product-detail-scroll-hint {
  position: absolute;
  right: 14px;
  top: 75%;
  transform: translateY(-50%);
  z-index: 4;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 56px;
  height: 168px;
  padding: 12px 8px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  border-radius: 18px;
  background: rgba(2, 6, 23, 0.42);
  backdrop-filter: blur(5px);
  color: #e2e8f0;
  font-size: 12px;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.product-detail-scroll-hint:hover {
  transform: translateY(-50%) translateX(-2px);
  background: rgba(30, 64, 175, 0.46);
}

.product-detail-scroll-hint-text {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 11px;
  line-height: 1.2;
  letter-spacing: 0.12em;
}

.product-detail-scroll-hint-icon {
  width: 12px;
  height: 12px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  animation: case-scroll-hint-bob 1.8s ease-in-out infinite;
}

/* 产品详情页 - 英雄图下方固定导航 */
.product-detail-nav {
  position: sticky;
  /* 固定在主导航下方，始终跟随页面滚动 */
  top: 72px;
  z-index: 900;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
}

/* Product detail hero is now full-screen, reduce double-spacing */
body.product-detail-page .product-detail-nav {
  scroll-margin-top: 72px;
}

.product-detail-nav-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 0;
}

.product-detail-nav-link {
  display: inline-block;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: 8px;
  transition: color 0.2s ease, background 0.2s ease;
}

.product-detail-nav-link:hover {
  color: var(--color-primary);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
}

.product-detail-nav-link:active,
.product-detail-nav-link.active {
  color: #fff;
  background: var(--color-primary);
}

/* 产品详情页 - 五大板块（工业风：层次清晰、留白规整、数据表风格） */
.product-detail-block {
  padding: 56px 0 64px;
  scroll-margin-top: 72px;
}

.product-detail-block-alt {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.product-detail-block-title {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 28px;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.03em;
  padding-bottom: 0;
  border-bottom: none;
}

.product-detail-block-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 4px;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a5fc4 100%);
  border-radius: 8px;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 8px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.3);
}

.product-detail-block-title::after {
  content: "";
  flex: 1;
  max-width: 120px;
  height: 3px;
  margin-left: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, transparent 100%);
  border-radius: 2px;
}

.product-detail-block-content {
  max-width: 960px;
  margin: 0 auto;
}

.product-detail-block-content-card {
  padding: 32px 36px 36px;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 12px;
  box-shadow: 0 2px 16px rgba(15, 23, 42, 0.06);
}

.product-detail-block-alt .product-detail-block-content-card {
  background: #fff;
  border-color: rgba(15, 23, 42, 0.06);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.04);
}

/* 性能特点 - 有图用图文卡片（左图右文），无图用标题卡片 */
.product-detail-features-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.product-detail-feature-card {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.25s ease;
  opacity: 0;
  animation: productDetailFeatureCardIn 0.5s ease forwards;
}

@keyframes productDetailFeatureCardIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.product-detail-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.25);
}

/* 图文卡片 - 左图右文，图小字大 */
.product-detail-feature-card-img-wrap {
  flex-shrink: 0;
  width: 140px;
  min-height: 100px;
  overflow: hidden;
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.product-detail-feature-card-img {
  width: 100%;
  height: 100%;
  min-height: 100px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.product-detail-feature-card:hover .product-detail-feature-card-img {
  transform: scale(1.05);
}

/* 标题卡片 - 左侧色条强调，无图时更紧凑 */
.product-detail-features-cards:not(.product-detail-features-has-images) .product-detail-feature-card {
  flex-direction: row;
  align-items: stretch;
}

.product-detail-features-cards:not(.product-detail-features-has-images) .product-detail-feature-card::before {
  content: "";
  flex-shrink: 0;
  width: 4px;
  align-self: stretch;
  background: linear-gradient(180deg, var(--color-primary), rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.6));
  border-radius: 4px 0 0 4px;
}

.product-detail-features-cards:not(.product-detail-features-has-images) .product-detail-feature-card-body {
  flex: 1;
}

.product-detail-feature-card-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 24px 26px;
}

.product-detail-features-cards:not(.product-detail-features-has-images) .product-detail-feature-card-body {
  padding: 20px 22px;
}

.product-detail-feature-card-title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.35;
}

.product-detail-features-cards:not(.product-detail-features-has-images) .product-detail-feature-card-title {
  margin: 0 0 8px;
  font-size: 17px;
}

.product-detail-feature-card-text {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: #475569;
}

/* 产品介绍 - 上文字下大图，工业级英雄图风格 */
.product-detail-block-intro .product-detail-intro-wrap {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.product-detail-intro-text {
  max-width: 840px;
}

.product-detail-intro-text .product-detail-intro {
  margin: 0;
  font-size: 17px;
  line-height: 2;
  color: #334155;
  letter-spacing: 0.01em;
}

.product-detail-intro-hero-wrap {
  position: relative;
  width: 100%;
  margin: 0;
  overflow: hidden;
  background: #0f172a;
}

.product-detail-intro-hero-wrap .product-detail-main-img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 9;
  min-height: 480px;
  object-fit: cover;
  object-position: center center;
}

.product-detail-block-img-wrap {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.1);
}

.product-detail-block-img-wrap .product-detail-main-img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* 性能特点 / 应用案例 - 工业风列表（左侧竖线 + 圆点） */
.product-detail-block .product-detail-features-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.product-detail-block .product-detail-features-list li {
  position: relative;
  margin: 0;
  padding: 14px 18px 14px 44px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--color-text);
  background: #f8fafc;
  border: 1px solid rgba(15, 23, 42, 0.06);
  border-radius: 8px;
  border-left: 3px solid var(--color-primary);
}

.product-detail-block .product-detail-features-list li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.product-detail-block-alt .product-detail-features-list li {
  background: #fff;
  border-color: rgba(15, 23, 42, 0.08);
}

/* 应用案例 - 双图并列大图轮播（仅图片） */
.product-detail-apps-carousel {
  position: relative;
  width: 100%;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
  background: #0b1220;
}

.product-detail-apps-track-wrap {
  position: relative;
  width: 100%;
  /* 大图展示：高度更高一些 */
  min-height: 420px;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.product-detail-apps-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.product-detail-apps-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}

.product-detail-apps-slide.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  z-index: 1;
}

.product-detail-apps-slide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  height: 100%;
  padding: 12px;
}

.product-detail-apps-img-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 10px;
  background: #111827;
}

.product-detail-apps-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.02);
  transition: transform 0.5s ease;
}

.product-detail-apps-carousel:hover .product-detail-apps-img-wrap img {
  transform: scale(1.06);
}

.product-detail-apps-prev,
.product-detail-apps-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.product-detail-apps-prev:hover,
.product-detail-apps-next:hover {
  background: #fff;
  transform: translateY(-50%) scale(1.05);
}

.product-detail-apps-prev::before,
.product-detail-apps-next::before {
  content: "";
  width: 10px;
  height: 10px;
  border-top: 2px solid #334155;
  border-left: 2px solid #334155;
}

.product-detail-apps-prev { left: 12px; }
.product-detail-apps-prev::before { transform: rotate(-45deg); margin-left: 4px; }
.product-detail-apps-next { right: 12px; }
.product-detail-apps-next::before { transform: rotate(135deg); margin-right: 4px; }

.product-detail-apps-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 14px 0;
  background: linear-gradient(180deg, rgba(11, 18, 32, 0) 0%, rgba(11, 18, 32, 0.9) 100%);
}

.product-detail-apps-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.35);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.product-detail-apps-dot:hover { background: rgba(255, 255, 255, 0.6); }
.product-detail-apps-dot.active { background: #fff; transform: scale(1.2); }

/* 物料范围 - 图文卡片样式，与性能特点一致 */
.product-detail-material-wrap {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.product-detail-material-intro {
  margin: 0;
}

.product-detail-material-range {
  margin: 0;
  font-size: 16px;
  line-height: 1.95;
  color: #334155;
}

.product-detail-material-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.product-detail-material-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.25s ease;
  opacity: 0;
  animation: productDetailFeatureCardIn 0.5s ease forwards;
}

.product-detail-material-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.14);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.25);
}

.product-detail-material-card-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.product-detail-material-card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.product-detail-material-card:hover .product-detail-material-card-img-wrap img {
  transform: scale(1.05);
}

.product-detail-material-card-body {
  padding: 18px 20px;
}

.product-detail-material-card-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: #475569;
}

/* 参数列表 - 工业数据表风格（斑马纹、左侧强调线） */
.product-detail-block .product-detail-spec-table-wrap {
  overflow-x: auto;
  max-width: 720px;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 2px 16px rgba(15, 23, 42, 0.06);
}

.product-detail-core-params {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.product-detail-core-param-card {
  border-radius: 10px;
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.22);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.04);
  padding: 12px 14px;
}

.product-detail-core-param-label {
  display: block;
  font-size: 12px;
  color: #475569;
  margin-bottom: 6px;
}

.product-detail-core-param-value {
  display: block;
  font-size: 15px;
  color: #0f172a;
  line-height: 1.45;
}

.product-detail-params-actions {
  display: flex;
  justify-content: center;
  margin: 2px 0 14px;
}

.product-detail-params-toggle {
  min-width: 150px;
}

.product-detail-params-detail {
  transition: max-height 0.3s ease, opacity 0.24s ease;
  max-height: 1400px;
  opacity: 1;
  overflow: hidden;
}

.product-detail-params-detail.is-collapsed {
  max-height: 0;
  opacity: 0;
}

@media (max-width: 767px) {
  .product-detail-hero-metrics,
  .product-detail-core-params {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-detail-hero-actions .btn {
    min-width: 128px;
  }

  .product-detail-hero-summary {
    font-size: 14px;
    line-height: 1.7;
  }
}

.product-detail-block .product-detail-params {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.product-detail-block .product-detail-params th,
.product-detail-block .product-detail-params td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.product-detail-block .product-detail-params tr:last-child th,
.product-detail-block .product-detail-params tr:last-child td {
  border-bottom: none;
}

.product-detail-block .product-detail-params tr:nth-child(even) td {
  background: rgba(248, 250, 252, 0.8);
}

.product-detail-block .product-detail-params th {
  width: 30%;
  min-width: 140px;
  font-weight: 600;
  font-size: 14px;
  color: #1e293b;
  background: #f1f5f9;
  border-right: 3px solid var(--color-primary);
}

.product-detail-block .product-detail-params td {
  color: #475569;
  background: #fff;
}

.product-detail-block .product-detail-params tr:nth-child(even) td {
  background: #fafbfc;
}

.product-detail-block-empty .product-detail-block-content {
  opacity: 0.85;
}

/* 风选案例 - 高端大图展示 */
.product-detail-block-premium {
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 50%, #e2e8f0 100%);
  padding: 64px 0 72px;
  position: relative;
  overflow: hidden;
}

.product-detail-block-premium::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  opacity: 0.4;
}

.product-detail-block-premium .product-detail-block-title {
  margin-bottom: 36px;
  position: relative;
}

.product-detail-cases-showcase,
.product-detail-apps-showcase,
.product-detail-gallery-showcase {
  max-width: 1000px;
  margin: 0 auto;
}

/* 风选案例 - 上大图下小图切换 */
.product-detail-cases-gallery {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.product-detail-cases-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.product-detail-cases-main {
  flex: 1;
  min-width: 0;
  border-radius: 12px;
  overflow: hidden;
  background: #0f172a;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.2);
}

.product-detail-cases-prev,
.product-detail-cases-next {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.product-detail-cases-prev:hover,
.product-detail-cases-next:hover {
  background: #fff;
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.3);
}

.product-detail-cases-prev::before,
.product-detail-cases-next::before {
  content: "";
  width: 12px;
  height: 12px;
  border-top: 2.5px solid #334155;
  border-left: 2.5px solid #334155;
}

.product-detail-cases-prev::before {
  transform: rotate(-45deg);
  margin-left: 5px;
}

.product-detail-cases-next::before {
  transform: rotate(135deg);
  margin-right: 5px;
}

.product-detail-cases-main-img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 9;
  min-height: 360px;
  object-fit: cover;
  object-position: center center;
  transition: opacity 0.3s ease;
}

.product-detail-cases-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.product-detail-case-thumb {
  flex: 0 0 auto;
  width: 100px;
  height: 72px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  background: #e2e8f0;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease;
}

.product-detail-case-thumb:hover {
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.4);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.12);
}

.product-detail-case-thumb-active {
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.25);
}

.product-detail-case-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 应用范围卡片复用物料卡片样式 */
.product-detail-app-range-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.product-detail-app-range-cards .product-detail-material-card {
  animation: productDetailFeatureCardIn 0.5s ease forwards;
}

/* 输送设备 - 工作原理 工业级风格 */
.product-detail-block-industrial {
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  padding: 64px 0 72px;
  position: relative;
  overflow: hidden;
}

.product-detail-block-industrial::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.8), transparent);
}

.product-detail-block-industrial .product-detail-block-title {
  color: #f8fafc;
}

.product-detail-block-industrial .product-detail-block-num {
  color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.9);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.5);
}

.product-detail-block-industrial .product-detail-block-content-card {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(71, 85, 105, 0.5);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.product-detail-workflow-wrap {
  padding: 8px 0;
}

.product-detail-workflow-text {
  margin: 0;
  font-size: 16px;
  line-height: 2;
  color: #cbd5e1;
  letter-spacing: 0.02em;
}

.product-detail-block-industrial .product-detail-workflow-text {
  font-size: 17px;
  line-height: 2.1;
  color: #e2e8f0;
}

/* 输送设备整体 - 工业级视觉强化 */
.product-detail-conveyor .product-detail-block-intro .product-detail-block-content-card,
.product-detail-conveyor .product-detail-block-alt .product-detail-block-content-card {
  border-left: 4px solid var(--color-primary);
}

.product-detail-conveyor .product-detail-block-title::after {
  background: linear-gradient(90deg, var(--color-primary), transparent);
  opacity: 0.25;
}

.product-detail-conveyor .product-detail-spec-table-wrap {
  border-left: 4px solid var(--color-primary);
}

/* 成型设备 - 适用物料、产出物（图文卡片） */
.product-detail-applicable-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.product-detail-applicable-cards .product-detail-material-card {
  animation: productDetailFeatureCardIn 0.5s ease forwards;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

.product-detail-applicable-cards .product-detail-material-card:hover {
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.12);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
}

.product-detail-applicable-cards .product-detail-material-card-img-wrap {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.product-detail-applicable-cards .product-detail-material-card-body {
  padding: 20px 22px;
}

.product-detail-applicable-cards .product-detail-material-card-text {
  font-size: 15px;
  line-height: 1.75;
  color: #334155;
}

.product-detail-output-block {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.product-detail-output-wrap {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.product-detail-output-text-wrap {
  max-width: 840px;
}

.product-detail-output-text {
  margin: 0;
  font-size: 17px;
  line-height: 2;
  color: #334155;
  letter-spacing: 0.01em;
}

/* 产出物 - 图片展示（单图大图 / 多图扑克牌堆叠） */
.product-detail-output-cards {
  position: relative;
  width: 100%;
  min-height: 420px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.product-detail-output-cards .product-detail-output-card {
  position: relative;
  flex-shrink: 0;
}

.product-detail-output-cards .product-detail-output-card-inner {
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.25), 0 8px 24px rgba(15, 23, 42, 0.15);
  background: #0f172a;
}

.product-detail-output-cards .product-detail-output-card-inner img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 4 / 3;
  min-height: 380px;
  object-fit: cover;
  object-position: center center;
}

/* 单图：居中大图 */
.product-detail-output-cards:not(.product-detail-output-cards-stack) .product-detail-output-card {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}

/* 多图：扑克牌堆叠效果 */
.product-detail-output-cards-stack {
  min-height: 480px;
  padding: 24px 0 56px;
  perspective: 1200px;
}

.product-detail-output-cards-stack .product-detail-output-card {
  width: 480px;
  max-width: 82vw;
  margin-left: -100px;
  transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94), z-index 0.3s ease, box-shadow 0.4s ease;
}

.product-detail-output-cards-stack .product-detail-output-card:first-child {
  margin-left: 0;
}

.product-detail-output-cards-stack .product-detail-output-card:nth-child(1) { transform: rotate(0deg); }
.product-detail-output-cards-stack .product-detail-output-card:nth-child(2) { transform: rotate(-4deg); }
.product-detail-output-cards-stack .product-detail-output-card:nth-child(3) { transform: rotate(4deg); }
.product-detail-output-cards-stack .product-detail-output-card:nth-child(4) { transform: rotate(-6deg); }
.product-detail-output-cards-stack .product-detail-output-card:nth-child(5) { transform: rotate(6deg); }

.product-detail-output-cards-stack .product-detail-output-card:hover {
  transform: translateY(-12px) scale(1.03) rotate(0deg) !important;
  z-index: 10;
}

.product-detail-output-cards-stack .product-detail-output-card-inner {
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: box-shadow 0.4s ease;
}

.product-detail-output-cards-stack .product-detail-output-card:hover .product-detail-output-card-inner {
  box-shadow: 0 28px 80px rgba(15, 23, 42, 0.35), 0 12px 32px rgba(15, 23, 42, 0.2);
}

.product-detail-output-cards-stack .product-detail-output-card-inner img {
  min-height: 360px;
  aspect-ratio: 4 / 3;
}

.product-detail-forming .product-detail-block-industrial .product-detail-block-title {
  color: #f8fafc;
}

.product-detail-footer-cta {
  padding-top: 40px;
  padding-bottom: 56px;
}

.product-detail-main-section {
  padding-top: 48px;
  padding-bottom: 48px;
}

.product-detail-media-text {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 48px;
  align-items: start;
}

.product-detail-media-wrap {
  position: sticky;
  top: 100px;
}

.product-detail-media-card {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.12), 0 8px 24px rgba(15, 23, 42, 0.08);
  border: 1px solid rgba(15, 23, 42, 0.06);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.product-detail-media-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 60px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.15), 0 12px 32px rgba(15, 23, 42, 0.1);
}

.product-detail-main-img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.product-detail-info-wrap {
  padding-top: 8px;
}

.product-detail-title {
  margin: 0 0 16px;
  font-size: 26px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.product-detail-intro {
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-muted);
}

.product-detail-subtitle {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
}

.product-detail-features {
  margin: 0;
  padding-left: 20px;
}

.product-detail-features li {
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
}

.product-detail-spec-section {
  padding-top: 48px;
  padding-bottom: 48px;
}

.product-detail-spec-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.product-detail-spec-card {
  padding: 28px 24px;
  border-radius: 14px;
  background: linear-gradient(135deg, #fff 0%, #f8fafc 100%);
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

.product-detail-spec-card .section-subtitle {
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
}

.product-detail-spec-table-wrap {
  overflow-x: auto;
}

.product-detail-spec-card .data-table th,
.product-detail-spec-card .data-table td {
  padding: 10px 12px;
  font-size: 14px;
}

.product-detail-spec-card .data-table th {
  width: 28%;
  font-weight: 600;
  color: var(--color-text);
}

.product-detail-applications li {
  margin-bottom: 10px;
  font-size: 15px;
  line-height: 1.6;
}

.image-placeholder {
  width: 100%;
  min-height: 180px;
  border-radius: var(--radius-card);
  border: 1px dashed var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--color-muted);
  background: #f9fafb;
}

.image-placeholder.small {
  min-height: 120px;
}

.about-image {
  min-height: 200px;
  background: url("../images/about-company.jpg") center/cover no-repeat;
}

/* 售后服务 - 区域层次与悬停动效 */
body[data-page="service"] .section {
  border-top: 1px solid rgba(15, 23, 42, 0.1);
}

body[data-page="service"] .section-alt {
  background-color: #f8fafc;
}

body[data-page="service"] .section-service-philosophy {
  background-color: #fff;
}

body[data-page="service"] .section-service-process {
  background-color: #fff;
}

.service-section-hover {
  transition: background-color 0.35s ease;
}

body[data-page="service"] .page-hero.service-section-hover {
  transition: filter 0.35s ease;
}

body[data-page="service"] .page-hero.service-section-hover:hover {
  filter: brightness(1.08);
}

body[data-page="service"] .section-service-philosophy.service-section-hover:hover .service-philosophy-block {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
}

body[data-page="service"] .section-service-system.service-section-hover:hover {
  background-color: #f1f5f9;
}


body[data-page="service"] .section-service-contact.service-section-hover:hover {
  background-color: #f1f5f9;
}

body[data-page="service"] .section-service-contact.service-section-hover:hover .service-contact-card {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.2);
}

/* 售后服务 - 服务理念 */
.section-service-philosophy {
  padding-top: 36px;
  padding-bottom: 36px;
}

.service-philosophy-block {
  text-align: center;
  padding: 36px 24px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08) 0%, rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.02) 100%);
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.18);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-philosophy-title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.05em;
}

.service-philosophy-text {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

/* 售后服务 - 服务体系（四部分） */
.section-service-system .section-title {
  margin-bottom: 8px;
}

.section-service-system .section-intro {
  margin: 0 0 32px;
  font-size: 15px;
  color: var(--color-muted);
  max-width: 560px;
}

.service-system-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.service-system-card {
  padding: 28px 24px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid rgba(15, 23, 42, 0.1);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.service-system-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
}

.service-system-card-title {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary);
}

.service-system-card-content {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.8;
  color: #1e293b;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.section-service-overview .section-title {
  margin-bottom: 10px;
}

.service-image {
  min-height: 220px;
}

.section-service-cards .section-title {
  margin-bottom: 16px;
}

.service-card-grid {
  align-items: stretch;
}

.service-card h3 {
  margin-top: 0;
  margin-bottom: 6px;
}

.service-card p {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--color-muted);
}

.section-service-process .section-title {
  margin-bottom: 14px;
}

.service-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  font-size: 14px;
}

.service-steps li {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 14px 12px 12px;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(15, 23, 42, 0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-steps li:hover {
  transform: scale(1.06);
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.14);
}

.service-steps .step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 8px;
}

.service-steps .step-body h3 {
  margin: 0 0 4px;
  font-size: 14px;
}

.service-steps .step-body p {
  margin: 0;
  font-size: 13px;
  color: var(--color-muted);
}

.section-service-contact .section-title {
  margin-bottom: 6px;
}

.service-contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border-radius: var(--radius-card);
  background: linear-gradient(120deg, rgba(15, 23, 42, 0.95), rgba(37, 99, 235, 0.85));
  color: #e5e7eb;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-contact-card p {
  margin: 0;
  font-size: 14px;
  color: #e5e7eb;
}

.service-contact-actions .btn.primary {
  background: #fff;
  color: var(--color-primary);
}

.service-contact-actions .btn.primary:hover {
  background: #e5e7eb;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  border: 1px solid var(--color-border);
  padding: 6px 8px;
}

.data-table th {
  background-color: #f3f4f6;
  text-align: left;
  width: 30%;
}

/* ---------- 首页滚动动画：丝滑渐显 ---------- */
body[data-page="home"] .home-scroll-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 首屏视频区：容器本身不参与整段渐隐，避免 <video> 在 opacity:0 下无法通过自动播放策略 */
body[data-page="home"] .home-video-hero.home-scroll-in {
  opacity: 1;
  transform: none;
}

body[data-page="home"] .home-scroll-in-visible,
body[data-page="home"] .home-scroll-in-visible .home-scroll-in {
  opacity: 1;
  transform: translateY(0);
}

/* 首页各板块子元素交错延迟（父级 visible 后依次出现） */
body[data-page="home"] .home-scroll-in[data-scroll-delay="0"] { transition-delay: 0s; }
body[data-page="home"] .home-scroll-in[data-scroll-delay="1"] { transition-delay: 0.1s; }
body[data-page="home"] .home-scroll-in[data-scroll-delay="2"] { transition-delay: 0.2s; }
body[data-page="home"] .home-scroll-in[data-scroll-delay="3"] { transition-delay: 0.3s; }
body[data-page="home"] .home-scroll-in[data-scroll-delay="4"] { transition-delay: 0.4s; }
body[data-page="home"] .home-scroll-in[data-scroll-delay="5"] { transition-delay: 0.5s; }
body[data-page="home"] .home-scroll-in[data-scroll-delay="6"] { transition-delay: 0.6s; }
body[data-page="home"] .home-scroll-in[data-scroll-delay="7"] { transition-delay: 0.7s; }

/* ---------- 通用内页滚动动画（技术/产品/服务/新闻/关于等） ---------- */
.page-scroll-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.95s cubic-bezier(0.22, 1, 0.36, 1), transform 0.95s cubic-bezier(0.22, 1, 0.36, 1);
}

.page-scroll-in-visible,
.page-scroll-in-visible .page-scroll-in {
  opacity: 1;
  transform: translateY(0);
}

.page-scroll-in[data-scroll-delay="0"] { transition-delay: 0s; }
.page-scroll-in[data-scroll-delay="1"] { transition-delay: 0.1s; }
.page-scroll-in[data-scroll-delay="2"] { transition-delay: 0.2s; }
.page-scroll-in[data-scroll-delay="3"] { transition-delay: 0.3s; }
.page-scroll-in[data-scroll-delay="4"] { transition-delay: 0.4s; }
.page-scroll-in[data-scroll-delay="5"] { transition-delay: 0.5s; }
.page-scroll-in[data-scroll-delay="6"] { transition-delay: 0.6s; }
.page-scroll-in[data-scroll-delay="7"] { transition-delay: 0.7s; }

/* 案例中心主页 - 工业化风格 */
/* 案例中心 - 柔和渐显动画 */
.cases-scroll-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.cases-scroll-in-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 案例中心 - 浅色配色 */
body[data-page="cases"] .cases-section .section-title {
  color: #1e293b;
  font-weight: 600;
  letter-spacing: 0.03em;
  position: relative;
  padding-left: 16px;
}

body[data-page="cases"] .cases-section .section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 24px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
  border-radius: 2px;
}

.cases-section {
  padding: 56px 0 80px;
}

.cases-section .section-title {
  margin-bottom: 40px;
  font-size: 22px;
}

.cases-container {
  max-width: 1320px;
  padding: 0 24px;
}

.cases-list-wrap {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.cases-item {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 0;
  min-height: 380px;
  align-items: stretch;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(15, 23, 42, 0.12), 0 2px 16px rgba(15, 23, 42, 0.06);
  background: #fff;
  transition: box-shadow 0.4s ease, transform 0.35s ease;
}

.cases-item:hover {
  box-shadow: 0 16px 56px rgba(15, 23, 42, 0.16), 0 4px 24px rgba(15, 23, 42, 0.08);
}

.cases-item-reverse {
  direction: rtl;
}

.cases-item-reverse > * {
  direction: ltr;
}

.cases-item-figure {
  position: relative;
  overflow: hidden;
  background: #0f172a;
  aspect-ratio: 16 / 9;
}


.cases-item-figure img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center center;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.cases-item:hover .cases-item-figure img {
  transform: scale(1.04);
}

.cases-item-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 52px 56px;
  background: #fff;
}

.cases-item-title {
  font-size: 24px;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 20px;
  line-height: 1.35;
}

.cases-item-throughput {
  display: block;
  font-size: 42px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 28px;
}

.cases-item .btn {
  align-self: flex-start;
}

/* 案例中心分页 */
.cases-pagination {
  margin-top: 48px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.cases-pagination-inner {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cases-pagination-btn {
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.cases-pagination-btn:hover:not(:disabled) {
  background: #f8fafc;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cases-pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.cases-pagination-pages {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cases-pagination-page {
  min-width: 40px;
  height: 40px;
  padding: 0 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.cases-pagination-page:hover {
  background: #f8fafc;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.cases-pagination-page.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  cursor: default;
}

.case-grid {
  align-items: stretch;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.case-card h3 {
  margin-bottom: 8px;
}

.case-card-figure {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
  overflow: hidden;
  background: #f3f4f6;
}

.case-card-figure img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.case-card-body {
  padding-top: 12px;
}

.meta-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  font-size: 13px;
  color: var(--color-muted);
}

.meta-list li + li {
  margin-top: 2px;
}

.case-card-links {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
}

.case-tag {
  font-size: 13px;
  color: var(--color-primary);
  text-decoration: none;
  white-space: nowrap;
}

.case-tag:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* 案例详情页 - 统一媒体画廊（标题叠加 + 主媒体 + 缩略图） */
.case-detail-hero-media {
  padding: 0;
  background:
    radial-gradient(1200px 480px at 80% -10%, rgba(30, 64, 175, 0.26), transparent 60%),
    radial-gradient(900px 360px at 12% 0%, rgba(14, 116, 144, 0.2), transparent 58%),
    #0b1220;
}

.case-detail-hero-container {
  max-width: 100%;
  padding-left: 0;
  padding-right: 0;
}

.case-detail-hero-gallery {
  min-height: calc(100vh - 72px);
  position: relative;
  border-radius: 0;
  padding: 0;
  border: none;
  background: transparent;
  backdrop-filter: none;
}

.case-detail-hero-stage {
  position: relative;
  min-height: calc(100vh - 72px);
  border-radius: 0;
  overflow: hidden;
  box-shadow: none;
}

.case-detail-hero-media-wrap {
  min-height: calc(100vh - 72px);
  height: calc(100vh - 72px);
  background: #020617;
}

.case-detail-fullscreen-video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center center;
}

.case-detail-hero-main-video,
.case-detail-hero-main-img {
  width: 100%;
  height: 100%;
}

.case-detail-hero-overlay {
  position: absolute;
  inset: 0;
  padding: 22px 28px 96px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  color: #f8fafc;
  /* Lighter global overlay to keep media details crisp */
  background: linear-gradient(
    180deg,
    rgba(2, 6, 23, 0.02) 0%,
    rgba(2, 6, 23, 0.16) 58%,
    rgba(2, 6, 23, 0.38) 100%
  );
  pointer-events: none;
}

.case-detail-hero-overlay .breadcrumb,
.case-detail-hero-overlay .tech-detail-back,
.case-detail-hero-overlay .case-detail-hero-title,
.case-detail-hero-overlay .case-detail-hero-subtitle {
  pointer-events: auto;
}

.case-detail-hero-breadcrumb {
  margin: 0 0 8px;
  color: rgba(226, 232, 240, 0.92);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  width: fit-content;
  max-width: min(56vw, 680px);
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.38);
  backdrop-filter: blur(4px);
}

.case-detail-hero-breadcrumb a {
  color: #dbeafe;
}

.case-detail-hero-back {
  margin: 0 0 10px;
  width: fit-content;
  max-width: min(56vw, 680px);
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(2, 6, 23, 0.36);
  backdrop-filter: blur(4px);
}

.case-detail-hero-back a {
  color: #e2e8f0;
}

.case-detail-hero-title {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: 0.02em;
  width: min(56vw, 680px);
  max-width: min(56vw, 680px);
  padding: 8px 12px;
  border-radius: 12px;
  background: rgba(2, 6, 23, 0.42);
  backdrop-filter: blur(5px);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}

.case-detail-hero-subtitle {
  margin: 0;
  width: min(56vw, 680px);
  max-width: min(56vw, 680px);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(226, 232, 240, 0.95);
  padding: 8px 12px;
  border-radius: 12px;
  background: rgba(2, 6, 23, 0.42);
  backdrop-filter: blur(5px);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.35);
}

.case-detail-scroll-hint {
  position: absolute;
  right: 14px;
  top: 75%;
  transform: translateY(-50%);
  z-index: 4;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 56px;
  height: 168px;
  padding: 12px 8px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  border-radius: 18px;
  background: rgba(2, 6, 23, 0.42);
  color: #e2e8f0;
  font-size: 12px;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.case-detail-scroll-hint:hover {
  transform: translateY(-50%) translateX(-2px);
  background: rgba(30, 64, 175, 0.46);
}

.case-detail-scroll-hint-text {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-size: 11px;
  line-height: 1.2;
  letter-spacing: 0.12em;
}

.case-detail-scroll-hint-icon {
  width: 12px;
  height: 12px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  animation: case-scroll-hint-bob 1.8s ease-in-out infinite;
}

@keyframes case-scroll-hint-bob {
  0%,
  100% {
    transform: rotate(45deg) translateY(-2px);
    opacity: 0.95;
  }
  50% {
    transform: rotate(45deg) translateY(2px);
    opacity: 0.65;
  }
}

.case-detail-hero-thumbs-wrap {
  position: absolute;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  z-index: 5;
  margin-top: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  width: min(92vw, 860px);
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(2, 6, 23, 0.48);
  backdrop-filter: blur(6px);
}

.case-detail-gallery-arrow {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.72);
  color: #fff;
  font-size: 25px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
}

.case-detail-gallery-arrow:hover {
  background: var(--color-primary);
}

.case-detail-gallery-arrow:active {
  transform: scale(0.95);
}

.case-detail-gallery-thumbs {
  display: flex;
  align-items: center;
  gap: 10px;
}

.case-detail-hero-thumbs {
  flex: 1;
  overflow-x: auto;
  padding: 2px 0;
  scrollbar-width: thin;
}

.case-detail-gallery-thumb {
  width: 112px;
  height: 64px;
  flex: 0 0 auto;
  position: relative;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  background: #0f172a;
  transition: border-color 0.2s, opacity 0.2s, transform 0.2s;
}

.case-detail-gallery-thumb:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

.case-detail-gallery-thumb-active {
  border-color: var(--color-primary);
}

.case-detail-gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.case-detail-thumb-type {
  position: absolute;
  right: 6px;
  bottom: 6px;
  font-size: 11px;
  line-height: 1;
  padding: 4px 6px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.82);
  color: #e2e8f0;
}

/* 案例详情页 - 内容区 */
.case-detail-section .container {
  padding-left: 12px;
  padding-right: 12px;
  max-width: 1100px;
}

.case-detail-section {
  padding: 32px 0 40px;
}

.case-detail-layout {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px 24px;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 4px 28px rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(15, 23, 42, 0.05);
}

.case-detail-sidebar {
  padding: 0;
  background: transparent;
  border: none;
}

.case-detail-metrics {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.case-detail-metrics li {
  padding: 18px 22px;
  border-radius: 12px;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border: 1px solid rgba(15, 23, 42, 0.06);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: box-shadow 0.2s ease;
}

.case-detail-metrics li:hover {
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
}

.case-detail-metrics .label {
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #64748b;
}

.case-detail-metrics .value {
  font-size: 16px;
  font-weight: 600;
  color: #1e293b;
}

.case-detail-overview {
  font-size: 15px;
  color: #334155;
  line-height: 1.9;
  margin-bottom: 32px;
  padding: 24px 26px;
  background: #fafbfc;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.05);
}

.case-detail-overview p {
  margin: 0 0 14px;
}

.case-detail-overview p:last-child {
  margin-bottom: 0;
}

.case-detail-links {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.case-detail-link-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.case-detail-link-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #64748b;
}

.case-detail-link-values {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.case-detail-links .case-tag {
  font-size: 14px;
}

.case-detail-features-section .container {
  padding-left: 12px;
  padding-right: 12px;
}

.case-detail-features-section {
  padding: 48px 0 64px;
}

.case-detail-features-section .section-title {
  margin-bottom: 24px;
}

.case-detail-features {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.case-detail-features li {
  padding: 24px 28px;
  background: #fff;
  border-radius: 12px;
  border-left: 4px solid var(--color-primary);
  font-size: 15px;
  line-height: 1.75;
  color: #334155;
  box-shadow: 0 2px 16px rgba(15, 23, 42, 0.06);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.case-detail-features li:hover {
  box-shadow: 0 6px 24px rgba(15, 23, 42, 0.1);
  transform: translateY(-2px);
}

.case-detail-info {
  font-size: 14px;
}

.case-detail-content {
  font-size: 14px;
}

.card-actions {
  margin-top: 12px;
}

.news-list-home {
  font-size: 14px;
}

.home-news-intro {
  margin: 0 0 12px;
  max-width: 52ch;
}

.home-news-list {
  margin: 0;
}

.home-news-list li {
  display: block;
  margin-bottom: 0;
  padding: 12px 4px 12px 0;
  border-radius: 0;
  border-bottom: 1px solid rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.12);
}

.home-news-list li:last-child {
  border-bottom: none;
  padding-bottom: 2px;
}

.home-news-list .news-meta-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 6px;
}

.home-news-list .news-tag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--theme-primary);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
}

.home-news-list .date {
  font-size: 12px;
}

.home-news-list li > a {
  display: block;
  color: var(--color-text);
  line-height: 1.55;
}

.home-news-list li.is-featured {
  margin-bottom: 8px;
  padding-top: 4px;
  padding-bottom: 14px;
}

.home-news-list li.is-featured > a {
  font-size: clamp(16px, 1.18vw, 19px);
  font-weight: 600;
  line-height: 1.45;
}

.home-news-list li:hover {
  background: transparent;
  box-shadow: none;
  transform: none;
}

.home-news-list li:hover > a {
  color: var(--theme-primary);
}

body[data-page="home"] .home-news-list li:hover {
  box-shadow: none;
}

.section-subtitle-small {
  margin: 10px 0 6px;
  font-size: 14px;
  color: var(--color-muted);
}

.news-brief-list {
  list-style: none;
  margin: 0 0 4px;
  padding: 0;
}

.news-brief-list li {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin-bottom: 6px;
  padding: 8px 10px;
  border-radius: 8px;
  background: transparent;
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.news-brief-list .date {
  font-size: 12px;
  color: var(--color-muted);
  white-space: nowrap;
}

.home-news-wrap,
.home-partners-wrap {
  background: #ffffff;
  border-radius: 16px;
  padding: clamp(14px, 1.6vw, 24px) clamp(14px, 1.6vw, 24px) clamp(18px, 2vw, 28px);
  box-shadow: var(--shadow-card);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.home-news-wrap {
  border-top: 3px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.8);
}
.home-news-wrap:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12), 0 8px 24px rgba(15, 23, 42, 0.08);
}

.home-partners-wrap {
  border-top: 3px solid rgba(59, 130, 246, 0.75);
}
.home-partners-wrap:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 48px rgba(59, 130, 246, 0.12), 0 8px 24px rgba(15, 23, 42, 0.08);
}

.news-brief-list li:hover {
  background: #ffffff;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.12);
  transform: translateY(-1px);
}

.news-brief-list li:hover .date {
  color: var(--color-primary);
}

.news-brief-list li:hover a {
  color: var(--color-primary);
}

/* 首页合作伙伴：标题行 + 查看全部按钮 */
.home-partners-wrap .section-intro {
  margin-bottom: clamp(12px, 1.4vw, 20px);
}
.section-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.section-title-row .section-title {
  margin: 0;
}
.partner-cta,
.news-cta {
  flex-shrink: 0;
  font-size: 13px;
  padding: 6px 16px;
}
.partner-cta-bottom {
  display: flex;
  justify-content: center;
  margin-top: clamp(8px, 1.4vw, 16px);
}
.partner-cta-bottom .partner-cta {
  padding: 8px 20px;
  font-size: 14px;
}

/* 首页合作伙伴：批次轮播 */
.partner-slider {
  position: relative;
  overflow: hidden;
  padding: 0 clamp(28px, 2.8vw, 40px) clamp(20px, 2.2vw, 30px);
}
.partner-slider-track-inner {
  display: flex;
  transition: opacity 0.35s ease;
}
.partner-slider-batch {
  display: none;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
  align-items: center;
  width: 100%;
  flex-shrink: 0;
}
.partner-slider-batch.active {
  display: grid;
}
.partner-slider-prev,
.partner-slider-next {
  position: absolute;
  top: 38%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: #fff;
  color: #334155;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
  transition: background 0.2s ease, border-color 0.2s ease;
  z-index: 2;
}
.partner-slider-prev { left: 0; }
.partner-slider-next { right: 0; }
.partner-slider-prev:hover,
.partner-slider-next:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.partner-slider-prev::before {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(-45deg);
  margin-left: 2px;
}
.partner-slider-next::before {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  margin-right: 2px;
}
.partner-slider-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
}
.partner-slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: #cbd5e1;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}
.partner-slider-dot:hover {
  background: #94a3b8;
}
.partner-slider-dot.active {
  background: var(--color-primary);
  transform: scale(1.2);
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
  align-items: center;
  margin-top: 10px;
}

.partner-card {
  border-radius: 12px;
  border: 1px solid #e6ecf5;
  background: #ffffff;
  padding: 12px 14px;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

/* 首页合作伙伴卡片：稳重企业风 */
.home-partners-wrap .partner-card {
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.05);
}
.home-partners-wrap .partner-card:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.26);
  box-shadow: 0 8px 20px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}
.home-partners-wrap .partner-logo-wrapper {
  height: 64px;
  overflow: hidden;
}
.home-partners-wrap .partner-logo {
  max-width: 100%;
  max-height: 88%;
  transform: scale(1.2);
  transform-origin: center;
}
.home-partners-wrap .partner-card:hover .partner-logo {
  transform: scale(1.24);
}

.partner-logo-wrapper {
  width: 100%;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 关于我们页 - 合作伙伴完整展示（与首页同源，由 PARTNER_LOGOS 驱动） */
.about-partners-block {
  scroll-margin-top: 100px;
}
.about-partners-desc {
  margin: -4px 0 20px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.6;
  max-width: 680px;
}
.partner-grid-full {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  grid-auto-rows: minmax(84px, 1fr);
  gap: 16px;
  margin-top: 0;
  align-items: stretch;
}
.partner-grid-full .partner-card {
  border: 1px solid #e6ecf5;
  box-shadow: 0 1px 8px rgba(15, 23, 42, 0.04);
  padding: 12px 14px;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.partner-grid-full .partner-card:hover {
  box-shadow: 0 8px 20px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.26);
  transform: translateY(-2px);
}
.partner-grid-full .partner-logo-wrapper {
  width: 100%;
  height: 60px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.partner-grid-full .partner-logo {
  width: 100%;
  height: 100%;
  max-width: 82%;
  max-height: 62%;
  object-fit: contain;
  object-position: center;
  filter: saturate(0.92) opacity(0.96);
  transition: filter 0.2s ease;
}
.partner-grid-full .partner-card:hover .partner-logo {
  filter: saturate(1) opacity(1);
}

@media (max-width: 1439px) {
  .partner-grid-full {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (max-width: 1199px) {
  .partner-grid-full {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

.card-icon {
  margin-bottom: 8px;
}

.card-icon img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.card-icon.small img {
  width: 48px;
  height: 48px;
}

/* 首页核心产品轮播 */
.section-products .section-title {
  margin-bottom: 10px;
}

.section-intro {
  margin: 0 0 clamp(18px, 2.2vw, 30px);
  font-size: var(--fs-body);
  color: var(--color-muted);
  max-width: min(72ch, 92%);
  line-height: 1.72;
}

body[data-page="home"] .section-products > .container,
body[data-page="home"] .section-tech > .container {
  max-width: var(--content-wide-max);
}

.product-slider {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.12);
  border: 1px solid rgba(15, 23, 42, 0.06);
  min-height: clamp(360px, 44vw, 500px);
  transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.3s ease;
  padding: clamp(16px, 1.8vw, 28px) clamp(36px, 4vw, 64px) clamp(46px, 5vw, 66px);
}
.section-products {
  transition: background-color 0.35s ease;
}
.section-products:hover {
  background-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.02);
}
.section-products:hover .product-slider {
  transform: translateY(-6px);
  box-shadow: 0 24px 56px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.15), 0 8px 24px rgba(15, 23, 42, 0.1);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
}

.product-slider-track {
  position: relative;
  width: 100%;
  display: flex;
  transition: transform 640ms cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: transform;
  transform: translateZ(0);
  backface-visibility: hidden;
}

.home-product-page {
  flex: 0 0 100%;
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 1.4vw, 20px);
  contain: layout paint;
}

.home-product-card {
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 14px;
  background: #fff;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: clamp(290px, 26vw, 360px);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  transform: translateZ(0);
  backface-visibility: hidden;
}

.home-product-card:hover {
  transform: translateY(-2px);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.26);
  box-shadow: 0 10px 24px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

.home-product-card-image {
  aspect-ratio: 16 / 10;
  background: #edf2f7;
  overflow: hidden;
}

.home-product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: scale(1.02);
  transition: transform 0.35s ease;
}

.home-product-card:hover .home-product-card-image img {
  transform: scale(1.035);
}

.home-product-card-body {
  padding: clamp(12px, 1.2vw, 18px);
  display: flex;
  flex-direction: column;
  gap: clamp(8px, 0.9vw, 12px);
}

.home-product-type {
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
  color: var(--theme-primary);
  font-size: 12px;
  line-height: 1.2;
  font-weight: 600;
}

.home-product-name {
  margin: 0;
  font-size: clamp(17px, 1.35vw, 22px);
  line-height: 1.3;
  color: var(--color-text);
}

.home-product-desc {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.7;
  font-size: clamp(13px, 0.94vw, 15px);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  min-height: 48px;
}

.home-product-link {
  margin-top: auto;
  align-self: flex-start;
}

.product-slider-prev,
.product-slider-next {
  position: absolute;
  top: 44%;
  transform: translateY(-50%);
  width: clamp(36px, 2.3vw, 44px);
  height: clamp(36px, 2.3vw, 44px);
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.15);
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.product-slider-prev:hover,
.product-slider-next:hover {
  background: #fff;
  transform: translateY(-50%) scale(1.05);
}

.product-slider-prev {
  left: 10px;
}

.product-slider-prev::before {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 12px 8px 0;
  border-color: transparent var(--color-primary) transparent transparent;
  margin-left: -2px;
}

.product-slider-next {
  right: 10px;
}

.product-slider-next::before {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 8px 0 8px 12px;
  border-color: transparent transparent transparent var(--color-primary);
  margin-right: -2px;
}

.product-slider-dots {
  position: absolute;
  bottom: clamp(14px, 1.5vw, 24px);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.product-slider-dot {
  width: 28px;
  height: 8px;
  border-radius: 999px;
  border: none;
  background: rgba(148, 163, 184, 0.36);
  cursor: pointer;
  padding: 0;
  position: relative;
  overflow: hidden;
  transition: background 0.2s ease, transform 0.2s ease, width 0.25s ease;
}

.product-slider-dot::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 0;
  background: var(--color-primary);
}

.product-slider-dot:hover {
  background: rgba(15, 23, 42, 0.35);
}

.product-slider-dot.active {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
  width: 40px;
}

.product-slider-dot.active::after {
  animation: product-dot-progress var(--product-slider-interval, 5600ms) linear forwards;
}

@keyframes product-dot-progress {
  from { width: 0; }
  to { width: 100%; }
}

@media (max-width: 1199px) {
  .product-slider {
    padding: 18px 46px 56px;
    min-height: 380px;
  }
  .home-product-page {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .two-column {
    grid-template-columns: minmax(0, 1fr);
    gap: clamp(14px, 2.2vw, 24px);
  }
  .home-news-wrap,
  .home-partners-wrap {
    max-width: 100%;
  }
}

@media (max-width: 767px) {
  .product-slider {
    padding: 16px 14px 52px;
    min-height: 342px;
  }
  .home-product-page {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }
  .home-product-card {
    min-height: 286px;
  }
  .home-product-name {
    font-size: 18px;
  }
  .product-slider-prev,
  .product-slider-next {
    display: none;
  }
  .tech-slider {
    min-height: 320px;
  }
  .tech-slide-body {
    padding: 22px 16px 24px;
    max-width: 100%;
  }
  .tech-slide-body h3 {
    font-size: clamp(18px, 4.8vw, 22px);
    margin-bottom: 10px;
  }
  .tech-slide-body p {
    font-size: 14px;
    line-height: 1.72;
    margin-bottom: 8px;
  }
  .section-intro {
    max-width: 100%;
  }
  .home-news-wrap,
  .home-partners-wrap {
    border-radius: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .product-slider-track,
  .home-product-card-image img {
    transition: none;
  }
  .product-slider-dot.active::after {
    animation: none;
    width: 100%;
  }
}

/* ====== 首页三块二次定点适配：超宽屏与小屏手机 ====== */
@media (min-width: 1920px) {
  body[data-page="home"] .section-products > .container,
  body[data-page="home"] .section-tech > .container,
  body[data-page="home"] .home-section-news-partners > .container {
    max-width: 1360px;
  }

  body[data-page="home"] .section-intro {
    max-width: 64ch;
  }

  body[data-page="home"] .product-slider {
    min-height: 460px;
    padding: 24px 56px 62px;
  }

  body[data-page="home"] .home-product-page {
    gap: 16px;
  }

  body[data-page="home"] .home-product-card {
    min-height: 320px;
  }

  body[data-page="home"] .home-product-desc {
    font-size: 14px;
    line-height: 1.68;
  }

  body[data-page="home"] .tech-slide-body {
    max-width: 660px;
    padding: 44px 42px 40px;
  }

  body[data-page="home"] .tech-slide-body h3 {
    font-size: 28px;
  }
}

@media (min-width: 2560px) {
  body[data-page="home"] .section-products > .container,
  body[data-page="home"] .section-tech > .container,
  body[data-page="home"] .home-section-news-partners > .container {
    max-width: 1420px;
  }

  body[data-page="home"] .section-intro {
    max-width: 60ch;
  }
}

@media (max-width: 430px) {
  body[data-page="home"] .home-video-hero,
  body[data-page="home"] .home-video-hero-inner {
    min-height: 100svh;
    height: 100svh;
  }

  body[data-page="home"] .home-video-hero .hero-text {
    max-width: 100%;
  }

  body[data-page="home"] .home-video-hero .hero-eyebrow {
    font-size: 11px;
    letter-spacing: 0.16em;
    margin-bottom: 10px;
  }

  body[data-page="home"] .home-video-hero .hero-text h1 {
    font-size: clamp(24px, 8vw, 30px);
    line-height: 1.28;
  }

  body[data-page="home"] .home-video-hero .hero-subtitle {
    font-size: 14px;
    line-height: 1.65;
  }

  body[data-page="home"] .home-video-scroll-hint {
    bottom: max(12px, calc(env(safe-area-inset-bottom) + 6px));
    font-size: 12px;
    padding: 7px 10px;
  }

  body[data-page="home"] .section {
    padding-top: clamp(22px, 7vw, 28px);
    padding-bottom: clamp(26px, 8vw, 34px);
  }

  body[data-page="home"] .section-intro {
    margin-bottom: 14px;
    line-height: 1.64;
  }

  body[data-page="home"] .product-slider {
    min-height: 318px;
    padding: 12px 10px 46px;
    border-radius: 14px;
  }

  body[data-page="home"] .home-product-card {
    min-height: 272px;
  }

  body[data-page="home"] .home-product-card-body {
    padding: 12px;
    gap: 8px;
  }

  body[data-page="home"] .home-product-name {
    font-size: 17px;
  }

  body[data-page="home"] .home-product-desc {
    min-height: 44px;
    font-size: 13px;
    line-height: 1.58;
  }

  body[data-page="home"] .tech-slider {
    min-height: 304px;
    border-radius: 14px;
  }

  body[data-page="home"] .tech-slide-inner {
    min-height: 304px;
  }

  body[data-page="home"] .tech-slide-body {
    padding: 18px 14px 20px;
  }

  body[data-page="home"] .tech-slide-body h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }

  body[data-page="home"] .tech-slide-body p {
    font-size: 13px;
    line-height: 1.62;
    margin-bottom: 6px;
  }

  body[data-page="home"] .home-news-wrap,
  body[data-page="home"] .home-partners-wrap {
    padding: 12px 12px 16px;
  }
}

/* 首页技术方案轮播，大图背景+文字 */
.section-tech .section-title {
  margin-bottom: 6px;
}

.section-tech .section-intro {
  margin-bottom: 22px;
}

.tech-slider {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  min-height: clamp(340px, 42vw, 480px);
  box-shadow: 0 16px 44px rgba(15, 23, 42, 0.25);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.section-tech {
  transition: background-color 0.35s ease;
}
.section-tech:hover {
  background-color: rgba(30, 64, 175, 0.03);
}
.section-tech:hover .tech-slider {
  transform: translateY(-6px);
  box-shadow: 0 28px 64px rgba(15, 23, 42, 0.35), 0 8px 24px rgba(30, 64, 175, 0.2);
}

.tech-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.tech-slide.active {
  position: relative;
  opacity: 1;
  pointer-events: auto;
}

.tech-slide-inner {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: stretch;
}

.tech-slide-inner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(248, 250, 252, 0.16), transparent 45%);
  pointer-events: none;
}

.tech-slide-1 {
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.85), rgba(30, 64, 175, 0.9)),
    url("../images/solution-line1.jpg") center/cover no-repeat;
}

.tech-slide-2 {
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.85), rgba(21, 128, 61, 0.9)),
    url("../images/solution-line2.jpg") center/cover no-repeat;
}

.tech-slide-3 {
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.9), rgba(30, 64, 175, 0.9)),
    url("../images/solution-line3.jpg") center/cover no-repeat;
}

.tech-slide-4 {
  background:
    linear-gradient(120deg, rgba(15, 23, 42, 0.85), rgba(88, 28, 135, 0.85)),
    url("../images/solution-line4.jpg") center/cover no-repeat;
}

/* 首页技术方案轮播：大图与 technology 页右侧封面同源（img + 遮罩），避免仅用 CSS 变量 url 时部分浏览器不渲染 */
.tech-slide-inner.tech-slide-dynamic-visual {
  position: relative;
  overflow: hidden;
}

.tech-slide-cover-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  display: block;
}

.tech-slide-cover-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(15, 23, 42, 0.86), rgba(30, 64, 175, 0.88));
}

.tech-slide-inner.tech-slide-dynamic-visual .tech-slide-body {
  z-index: 2;
}

.tech-slide-body {
  position: relative;
  padding: 52px 48px 48px;
  max-width: 720px;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.tech-slide-body h3 {
  margin: 0 0 16px;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.tech-slide-body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.9;
  color: #e5e7eb;
}

.tech-slide-body .btn {
  margin-top: 16px;
}

.tech-slider-prev,
.tech-slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(6px);
  cursor: pointer;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}

.tech-slider-prev:hover,
.tech-slider-next:hover {
  background: rgba(15, 23, 42, 0.7);
  transform: translateY(-50%) scale(1.05);
}

.tech-slider-prev {
  left: 18px;
}

.tech-slider-next {
  right: 18px;
}

.tech-slider-prev::before,
.tech-slider-next::before {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
}

.tech-slider-prev::before {
  border-width: 8px 12px 8px 0;
  border-color: transparent #e5e7eb transparent transparent;
  margin-left: -2px;
}

.tech-slider-next::before {
  border-width: 8px 0 8px 12px;
  border-color: transparent transparent transparent #e5e7eb;
  margin-right: -2px;
}

.tech-slider-dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.tech-slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: none;
  background: rgba(15, 23, 42, 0.35);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease, width 0.2s ease;
}

.tech-slider-dot.active {
  width: 20px;
  background: #e5e7eb;
}

@media (max-width: 900px) {
  .home-about-intro--brand .home-about-intro-glass {
    padding: 28px 22px 32px;
    max-width: 100%;
  }

  .tech-slide-body {
    padding: 32px 24px 32px;
  }
}

@media (min-width: 1024px) and (min-height: 640px) {
  .tech-slider,
  .tech-slide-inner {
    min-height: calc(100vh - 190px);
  }
}

@media (max-width: 640px) {
  .home-about-intro--brand .home-about-intro-glass {
    padding: 22px 16px 26px;
    border-radius: 16px;
  }

  .home-about-intro--brand .home-about-intro-lead {
    letter-spacing: 0.08em;
  }

  .home-about-intro--brand .home-about-intro-body p {
    font-size: 13px;
  }

  .tech-slide-inner {
    min-height: 320px;
  }

  .tech-slide-body {
    padding: 24px 20px 28px;
  }

  .tech-slide-body h3 {
    font-size: 19px;
  }
}

@media (max-width: 1024px) {
  .product-slide-inner {
    flex-direction: column;
    min-height: auto;
  }

  .product-slide-image {
    flex: 0 0 auto;
    height: 320px;
  }

  .product-slide-image img {
    min-height: 320px;
    height: 320px;
  }

  .product-slide-body {
    padding: 32px 28px 36px;
  }

  .product-slide-body h3 {
    font-size: 20px;
  }

  .product-slider {
    min-height: auto;
  }

  .product-slider-prev,
  .product-slider-next {
    width: 40px;
    height: 40px;
    left: 10px;
  }

  .product-slider-next {
    right: 10px;
    left: auto;
  }

  body[data-page="home"] .product-slider {
    min-height: 360px;
    padding: 18px 42px 54px;
  }
}

@media (max-width: 560px) {
  .product-slide-image {
    height: 260px;
  }

  .product-slide-image img {
    min-height: 260px;
    height: 260px;
  }

  .product-slide-body {
    padding: 24px 20px 28px;
  }

  .product-slide-body h3 {
    font-size: 18px;
    margin-bottom: 12px;
  }

  .product-slide-body p {
    font-size: 14px;
    margin-bottom: 18px;
  }

  body[data-page="home"] .product-slider {
    min-height: 336px;
    padding: 14px 12px 50px;
  }
}

.partner-logo {
  width: 100%;
  height: 100%;
  max-width: 82%;
  max-height: 62%;
  object-fit: contain;
  object-position: center;
  margin: 0 auto;
  filter: saturate(0.92) opacity(0.96);
  transition: filter 0.2s ease, transform 0.2s ease;
}

.partner-card:hover .partner-logo {
  filter: saturate(1) opacity(1);
  transform: scale(1.02);
}

/* 新闻列表页：页内导航与列表容器 */
.section-news-list {
  padding: 32px 0 48px;
}

.news-subnav-wrap {
  margin-bottom: 24px;
}

.news-subnav {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 4px 6px;
  border-radius: 999px;
  background: #e5e7eb;
  font-size: 14px;
}

.news-subnav a {
  padding: 6px 16px;
  border-radius: 999px;
  color: var(--color-muted);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.news-subnav a:hover {
  color: var(--color-primary);
  background: rgba(255,255,255,0.6);
}

.news-subnav-current {
  padding: 6px 16px;
  border-radius: 999px;
  background: #fff;
  color: var(--color-primary);
  font-weight: 500;
  box-shadow: 0 2px 6px rgba(15,23,42,0.08);
}

.news-filter-wrap {
  margin-bottom: 20px;
}

.news-filter {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 18px;
  background: #f8fafc;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
}

.news-filter-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
}

.news-filter-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-muted);
}

.news-filter-input {
  padding: 8px 12px;
  font-size: 14px;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  min-width: 140px;
  background: #fff;
}

.news-filter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
}

.news-filter-input::placeholder {
  color: #9ca3af;
}

/* 关键字下拉备选 */
.news-filter-keyword-wrap {
  position: relative;
}

.news-keyword-input-wrap {
  position: relative;
  min-width: 200px;
}

.news-keyword-dropdown {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  margin-top: 2px;
  max-height: 220px;
  overflow-y: auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.12);
  z-index: 100;
  list-style: none;
  padding: 4px 0;
  margin: 0;
}

.news-keyword-dropdown[aria-hidden="true"] {
  display: none;
}

.news-keyword-dropdown-item {
  display: block;
  width: 100%;
  padding: 8px 12px;
  font-size: 14px;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
  transition: background 0.2s ease;
}

.news-keyword-dropdown-item:hover,
.news-keyword-dropdown-item:focus {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
  outline: none;
}

/* 日期框：显示区 + 下拉选择按钮区 */
.news-date-wrap {
  position: relative;
  display: flex;
  align-items: stretch;
  min-width: 160px;
  min-height: 38px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
  overflow: hidden;
  cursor: pointer;
}

.news-date-display {
  flex: 1;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--color-text);
  min-height: 20px;
  display: flex;
  align-items: center;
  border-right: 1px solid var(--color-border);
  background: #fff;
  pointer-events: none;
}

.news-date-trigger {
  position: relative;
  width: 48px;
  min-height: 38px;
  align-self: stretch;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f8fafc;
  cursor: pointer;
  color: var(--color-muted);
  transition: background 0.2s ease, color 0.2s ease;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  pointer-events: none;
}

.news-date-wrap:hover .news-date-trigger {
  background: #f1f5f9;
  color: var(--color-primary);
}

.news-date-trigger .news-date-icon {
  position: static;
  transform: none;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.news-date-trigger .news-date-icon svg {
  display: block;
}

.news-date-wrap .news-filter-date-native {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  opacity: 0;
  cursor: pointer;
  font-size: 14px;
  z-index: 1;
  pointer-events: none;
}

.news-filter-clear {
  padding: 8px 16px;
  font-size: 13px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-muted);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.news-filter-clear:hover {
  background: #f1f5f9;
  color: var(--color-text);
}

.news-filter-empty {
  margin: 16px 0 0;
  padding: 20px;
  text-align: center;
  font-size: 14px;
  color: var(--color-muted);
  background: #f8fafc;
  border-radius: var(--radius-card);
  border: 1px dashed var(--color-border);
}

.news-list-wrap {
  background: #ffffff;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 28px 24px 32px;
  border: 1px solid var(--color-border);
}

.news-list-wrap .news-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.news-list-wrap .news-item + .news-item {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

/* 新闻卡片 */
.news-card {
  border-radius: 10px;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.news-card-inner {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.news-list-wrap .news-card:last-of-type .news-card-inner {
  border-bottom: none;
}

.news-card:hover .news-card-inner {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.04);
  border-radius: 10px;
}

.news-card-date {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  line-height: 1.2;
}

.news-card-day {
  font-size: 20px;
  font-weight: 700;
  display: block;
}

.news-card-month {
  font-size: 11px;
  opacity: 0.95;
  font-weight: 500;
}

.news-card-body {
  flex: 1;
  min-width: 0;
}

.news-card-body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
}

.news-card-body h3 a {
  color: var(--color-text);
  transition: color 0.2s ease;
}

.news-card-body h3 a:hover {
  color: var(--color-primary);
}

.news-list-wrap .news-card .news-meta {
  font-size: 12px;
  color: var(--color-muted);
  margin-bottom: 8px;
}

.news-card-body p {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.6;
}

.news-card-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
  transition: gap 0.2s ease, color 0.2s ease;
}

.news-card-link::after {
  content: "";
  width: 0;
  height: 0;
  border: 4px solid transparent;
  border-left-color: currentColor;
  margin-left: 2px;
}

.news-card-link:hover {
  color: var(--color-primary-dark);
  gap: 8px;
}

.news-load-more {
  margin-top: 16px;
}

.news-load-more-btn {
  display: block;
  width: 100%;
  max-width: 200px;
  margin: 24px auto 0;
  padding: 10px 20px;
  font-size: 14px;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid var(--color-primary);
  background: transparent;
  color: var(--color-primary);
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}

.news-load-more-btn:hover {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
  color: var(--color-primary-dark);
}

.breadcrumb {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 8px;
}

.breadcrumb a {
  color: var(--color-primary);
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  margin: 0 6px;
  color: var(--color-border);
}

.page-hero-small {
  padding-top: 24px;
  padding-bottom: 24px;
}

.page-hero-small .container h1,
.news-detail-title {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 600;
}

.news-detail-meta {
  font-size: 13px;
  color: var(--color-muted);
}

.container-narrow {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.news-detail-content {
  font-size: 15px;
  line-height: 1.75;
}

.news-detail-content p {
  margin: 0 0 12px;
}

.news-detail-content p:last-child {
  margin-bottom: 0;
}

.news-detail-content code {
  padding: 2px 6px;
  font-size: 13px;
  background: #f1f5f9;
  border-radius: 4px;
}

.link-text {
  display: inline-block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--color-primary);
}

.solution-list {
  gap: 16px;
}

.solution-item {
  width: 100%;
  text-align: left;
  border: none;
  background: none;
}

.solution-detail {
  background: #fff;
  padding: 18px 16px;
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border);
}

.solution-detail h3 {
  margin: 0 0 8px;
}

.solution-detail p {
  margin: 0 0 10px;
  color: var(--color-muted);
}

/* ---------- 技术方案列表页：生产线卡片 ---------- */
.page-hero-tech {
  padding: 48px 0 40px;
  background: linear-gradient(180deg, #fafbfc 0%, #fff 100%);
}

.tech-detail-page .page-hero-tech.tech-detail-hero-full {
  position: relative;
  min-height: clamp(440px, 78vh, 820px);
  padding: 0;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.tech-detail-hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  background: #fff;
}

.tech-detail-hero-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.78) 0%,
    rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.48) 42%,
    rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.22) 100%
  );
}

.tech-detail-hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(20px, 3.2vw, 38px) 0 clamp(24px, 4.4vw, 52px);
}

.tech-detail-hero-content {
  flex: 1;
  min-width: 220px;
  max-width: min(760px, 88%);
}

.tech-detail-page .page-hero-tech h1 {
  color: #fff;
  text-shadow: 0 2px 14px rgba(2, 6, 23, 0.42);
}

.tech-detail-page .page-hero-tech .tech-detail-subtitle {
  color: rgba(241, 245, 249, 0.96);
  max-width: 64ch;
  text-shadow: 0 1px 10px rgba(2, 6, 23, 0.42);
}

.tech-detail-hero-chips {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-detail-hero-chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(191, 219, 254, 0.42);
  background: rgba(15, 23, 42, 0.36);
  color: #e2e8f0;
  font-size: 13px;
  line-height: 1.3;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tech-detail-hero-actions {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-hero-tech h1 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.page-hero-tech p,
.page-hero-tech .tech-detail-subtitle {
  margin: 8px 0 0;
  font-size: 15px;
  color: var(--color-muted);
  max-width: 560px;
  line-height: 1.65;
}

.section-tech-solutions {
  padding: 48px 0 72px;
  background: #fafbfc;
}

.section-tech-solutions .section-title {
  margin: 0 0 12px;
  font-size: 24px;
  font-weight: 600;
  color: #1e293b;
  letter-spacing: 0.02em;
  position: relative;
  padding-left: 16px;
}

.section-tech-solutions .section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 24px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
  border-radius: 2px;
}

.section-tech-solutions .section-desc {
  margin: 0 0 40px;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.75;
  max-width: 720px;
}

.tech-solution-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}

.tech-solution-card {
  display: block;
  text-align: left;
  color: inherit;
  text-decoration: none;
  padding: 0;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.08), 0 1px 3px rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(15, 23, 42, 0.06);
  background: #fff;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.tech-solution-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12), 0 4px 12px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.25);
}

.tech-solution-figure {
  width: 100%;
  aspect-ratio: 16 / 10;
  min-height: 180px;
  overflow: hidden;
  background: #f1f5f9;
}

.tech-solution-img {
  width: 100%;
  height: 100%;
  min-height: 0;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  background: #f1f5f9;
  font-size: 13px;
  color: #94a3b8;
  letter-spacing: 0.02em;
  transition: transform 0.4s ease;
}

.tech-solution-card:hover .tech-solution-img {
  transform: scale(1.03);
}

.tech-solution-figure img.tech-solution-img {
  display: block;
  object-fit: cover;
}

.tech-solution-body {
  padding: 24px 28px 28px;
}

.tech-solution-body h3 {
  margin: 0 0 12px;
  font-size: 18px;
  font-weight: 600;
  color: #1e293b;
  letter-spacing: 0.01em;
  line-height: 1.4;
}

.tech-solution-body p {
  margin: 0 0 18px;
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.7;
}

.tech-solution-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
  border-radius: 8px;
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.tech-solution-cta:hover {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
  transform: translateX(2px);
}

.tech-solution-cta::after {
  content: "→";
  font-size: 13px;
  opacity: 0.9;
  transition: transform 0.25s ease;
}

.tech-solution-cta:hover::after {
  transform: translateX(2px);
}

/* Technology browser: left nav + right visual */
.tech-browser {
  display: grid;
  grid-template-columns: minmax(228px, 0.82fr) minmax(0, 1.72fr);
  gap: 22px;
  align-items: stretch;
}

.tech-browser-nav {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: clamp(340px, 50vh, 500px);
  padding-left: 16px;
}

.tech-browser-nav-indicator {
  position: absolute;
  left: 0;
  width: 6px;
  height: 44px;
  border-radius: 999px;
  background: linear-gradient(180deg, #60a5fa, #2563eb);
  box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.18), 0 6px 14px rgba(37, 99, 235, 0.35);
  transform: translateY(0);
  transition: transform 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), height 0.2s ease, opacity 0.2s ease;
  opacity: 0;
  pointer-events: none;
  z-index: 4;
}

.tech-browser-nav-item {
  position: relative;
  width: 100%;
  display: flex;
  flex: 1 1 0;
  align-items: center;
  gap: 12px;
  text-align: left;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  background-color: var(--nav-bg-color, #64748b);
  color: #f8fafc;
  cursor: pointer;
  transform-origin: left center;
  overflow: hidden;
  isolation: isolate;
  transition: box-shadow 0.14s ease-out, border-color 0.14s ease-out, background 0.14s ease-out, opacity 0.14s ease-out;
  will-change: box-shadow, border-color, opacity;
}

.tech-browser-nav-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  pointer-events: none;
  transform: scale(1);
  transition: transform 0.2s ease-out, filter 0.2s ease-out;
  will-change: transform, filter;
}

.tech-browser-nav-item:hover {
  transform: none;
  border-color: rgba(255, 255, 255, 0.42);
  box-shadow: 0 10px 22px rgba(15, 23, 42, 0.18);
}

.tech-browser-nav-item.is-active {
  transform: scale(1.03);
  border-color: rgba(147, 197, 253, 0.95);
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.22), 0 0 0 2px rgba(96, 165, 250, 0.35) inset;
  z-index: 3;
}

.tech-browser-nav-item:not(.is-active) {
  opacity: 0.8;
}

.tech-browser-nav-item:active {
  transform: none;
}

.tech-browser-nav-num {
  font-size: 13px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
  min-width: 24px;
}

.tech-browser-nav-label {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: #fff;
  text-shadow: 0 1px 8px rgba(15, 23, 42, 0.5);
}

.tech-browser-nav-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(2, 6, 23, 0.66), rgba(2, 6, 23, 0.5));
  z-index: 1;
  pointer-events: none;
  transition: background 0.2s ease;
}

.tech-browser-nav-item:hover .tech-browser-nav-mask {
  background: linear-gradient(120deg, rgba(2, 6, 23, 0.58), rgba(2, 6, 23, 0.42));
}

.tech-browser-nav-item.is-active .tech-browser-nav-mask {
  background: linear-gradient(120deg, rgba(30, 58, 138, 0.42), rgba(2, 6, 23, 0.2));
}

.tech-browser-nav-item.is-active .tech-browser-nav-bg {
  transform: scale(1.12);
  filter: saturate(1.12) brightness(1.08);
}

.tech-browser-nav-item.is-active .tech-browser-nav-num {
  color: rgba(219, 234, 254, 0.98);
}

.tech-browser-nav-item.is-active .tech-browser-nav-label {
  color: #ffffff;
  text-shadow: 0 1px 12px rgba(15, 23, 42, 0.6);
}

.tech-browser-nav-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  pointer-events: none;
  transform: scale(1);
  transition: transform 0.2s ease-out;
  will-change: transform;
}

.tech-browser-nav-item.is-active .tech-browser-nav-content {
  transform: scale(1.07);
}

.tech-browser-nav-item:active .tech-browser-nav-content {
  transform: scale(0.99);
}

/* Auto performance mode for lower-end devices */
.perf-mode .tech-browser-nav-item,
.perf-mode .tech-browser-nav-bg,
.perf-mode .tech-browser-nav-content,
.perf-mode .tech-browser-cover-img,
.perf-mode .tech-browser-cover-img-overlay,
.perf-mode .tech-browser-scenario,
.perf-mode .tech-browser-cta {
  transition-duration: 0.1s !important;
}

.perf-mode .tech-browser-nav-item.is-active {
  transform: scale(1.01);
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.18), 0 0 0 1px rgba(96, 165, 250, 0.3) inset;
}

.perf-mode .tech-browser-nav-item.is-active .tech-browser-nav-bg {
  transform: scale(1.04);
  filter: saturate(1.02) brightness(1.02);
}

.perf-mode .tech-browser-nav-item.is-active .tech-browser-nav-content {
  transform: scale(1.03);
}

.tech-browser-main {
  min-width: 0;
}

.tech-browser-visual {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  min-height: clamp(340px, 50vh, 500px);
  background: #ffffff;
  border: 1px solid rgba(148, 163, 184, 0.28);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.1);
}

.tech-browser-parallax-inner {
  position: absolute;
  inset: 0;
  transform: translate3d(0, 0, 0);
  transition: transform 0.12s linear;
  will-change: transform;
}

.tech-browser-cover-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  display: block;
  transform: scale(1);
  opacity: 1;
  transition: transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.18s ease, filter 0.18s ease;
}

.tech-browser-visual:hover .tech-browser-cover-img {
  transform: scale(1.02);
}

.tech-browser-cover-img.is-switching {
  opacity: 0.5;
  filter: saturate(0.88) brightness(0.94);
}

.tech-browser-cover-img-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  display: block;
  transform: scale(1);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1), opacity 0.22s ease;
}

.tech-browser-visual:hover .tech-browser-cover-img-overlay {
  transform: scale(1.02);
}

.tech-browser-cover-img-overlay.is-visible {
  opacity: 1;
}

.tech-browser-edges {
  position: absolute;
  inset: 12px;
  pointer-events: none;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.45);
}

.tech-browser-cta {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 24px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 12px 26px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.35);
  opacity: 0;
  transform: translate3d(16px, 0, 0);
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.tech-browser-visual:hover .tech-browser-cta,
.tech-browser-visual:focus-within .tech-browser-cta {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.tech-browser-scenario {
  position: absolute;
  left: 18px;
  top: 16px;
  z-index: 3;
  margin: 0;
  max-width: min(78%, 620px);
  padding: 10px 14px;
  border-radius: 10px;
  color: #f8fafc;
  background: rgba(2, 6, 23, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(2px);
  font-size: 15px;
  line-height: 1.6;
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.tech-browser-scenario.is-switching {
  opacity: 0.45;
  transform: translateY(4px);
}

.tech-browser-cta.is-switching {
  opacity: 0;
  transform: translate3d(10px, 0, 0);
}

/* 技术方案详情页 - 返回按钮（标题右侧） */
.tech-detail-back-wrap {
  flex-shrink: 0;
}

.tech-detail-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px 10px 14px;
  font-size: 14px;
  font-weight: 500;
  color: #334155;
  text-decoration: none;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
  transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.tech-detail-back-btn:hover {
  color: var(--color-primary);
  background: #f8fafc;
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.25);
  box-shadow: 0 2px 8px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
  transform: translateX(-2px);
}

.tech-detail-back-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: #f1f5f9;
  color: #64748b;
  position: relative;
  transition: background 0.25s ease, color 0.25s ease;
}

.tech-detail-back-btn .tech-detail-back-icon::before {
  content: "";
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 5px 0 5px 6px;
  border-color: transparent transparent transparent currentColor;
}

.tech-detail-back-btn:hover .tech-detail-back-icon {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
  color: var(--color-primary);
}

.tech-detail-back-text {
  letter-spacing: 0.02em;
}

.tech-detail-subtitle {
  margin: 0;
  font-size: 15px;
  color: var(--color-muted);
  line-height: 1.6;
}

.tech-detail-figure {
  min-height: 240px;
}

.tech-detail-section {
  padding-top: 40px;
  padding-bottom: 48px;
}

.tech-detail-section .section-title {
  font-size: 22px;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 20px;
  position: relative;
  padding-left: 16px;
}

.tech-detail-section .section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 22px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
  border-radius: 2px;
}

.tech-detail-overview {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.8;
}

.tech-detail-overview p {
  margin: 0 0 18px;
}

.tech-detail-overview p:last-child {
  margin-bottom: 0;
}

.tech-detail-flow-wrap {
  margin-top: 16px;
  border-radius: 12px;
  padding: 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #ffffff;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

.tech-detail-flow-tools {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 10px;
}

.tech-detail-flow-open {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.22);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.05);
  font-size: 13px;
  color: var(--color-primary);
}

.tech-detail-flow-open:hover {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.12);
}

.tech-detail-flow-figure {
  min-height: 320px;
  font-size: 14px;
  color: #94a3b8;
  background: #f8fafc;
  border: 1px dashed var(--color-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tech-detail-flow-image {
  min-height: 0;
  padding: 0;
  border: none;
  background: transparent;
  border-radius: 12px;
  overflow: hidden;
}

.tech-detail-flow-image img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}

.tech-detail-flow-caption {
  margin: 12px 2px 0;
  font-size: 14px;
  color: #64748b;
  line-height: 1.65;
}

.tech-detail-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.tech-detail-two-col .section-title {
  margin-bottom: 16px;
}

.tech-detail-two-col .feature-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
  line-height: 1.8;
}

.tech-detail-two-col .feature-list li {
  margin-bottom: 10px;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #fff;
  padding: 10px 12px;
  position: relative;
  padding-left: 34px;
}

.tech-detail-two-col .feature-list li::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 17px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
}

.tech-detail-page .section-alt .section-title {
  font-size: 22px;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 20px;
  position: relative;
  padding-left: 16px;
}

.tech-detail-page .section-alt .section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 22px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
  border-radius: 2px;
}

.tech-detail-page .section-alt {
  background: #fafbfc;
}

.tech-detail-cta-section {
  background: #f6f9fe;
}

.tech-detail-cta-card {
  border-radius: 14px;
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
  background: #ffffff;
  padding: clamp(20px, 2.5vw, 30px);
  box-shadow: 0 10px 24px rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.08);
}

.tech-detail-cta-card h2 {
  margin: 0 0 8px;
  font-size: clamp(22px, 2vw, 28px);
  color: #0f172a;
}

.tech-detail-cta-card p {
  margin: 0;
  max-width: 62ch;
  color: #475569;
  line-height: 1.75;
}

.tech-detail-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

@media (max-width: 1199px) {
  .tech-detail-page .page-hero-tech.tech-detail-hero-full {
    min-height: clamp(420px, 70vh, 720px);
  }
}

@media (max-width: 767px) {
  .tech-detail-page .page-hero-tech.tech-detail-hero-full {
    min-height: clamp(400px, 64vh, 600px);
  }

  .tech-detail-hero-mask {
    background: linear-gradient(
      180deg,
      rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.74) 0%,
      rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.52) 52%,
      rgba(var(--theme-deep-r), var(--theme-deep-g), var(--theme-deep-b), 0.3) 100%
    );
  }

  .tech-detail-hero-content {
    max-width: 100%;
  }

  .tech-detail-hero-chip {
    max-width: 100%;
  }

  .tech-detail-flow-wrap {
    padding: 10px;
  }

  .tech-detail-flow-open {
    width: 100%;
  }
}

.tech-detail-table-wrap {
  overflow-x: auto;
  margin-top: 16px;
  border-radius: 14px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: #fff;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.04);
}

.tech-equipment-table {
  margin: 0;
  width: 100%;
  table-layout: fixed;
  border-collapse: separate;
  border-spacing: 0;
}

.tech-equipment-table th,
.tech-equipment-table td {
  padding: 16px 24px;
  font-size: 15px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.tech-equipment-table th {
  white-space: nowrap;
  font-weight: 600;
  color: #1e293b;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  letter-spacing: 0.02em;
}

.tech-equipment-table th:first-child {
  width: 33.33%;
  text-align: center;
  padding-right: 24px;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
}

.tech-equipment-table th:nth-child(2) {
  width: 66.67%;
  text-align: left;
  padding-left: 24px;
}

.tech-equipment-table td:first-child {
  width: 33.33%;
  text-align: center;
  color: #64748b;
  font-weight: 500;
  padding-right: 24px;
  border-right: 1px solid rgba(15, 23, 42, 0.06);
}

.tech-equipment-table td:nth-child(2) {
  width: 66.67%;
  padding-left: 24px;
  color: #334155;
}

.tech-equipment-table thead tr:first-child th:first-child {
  border-radius: 13px 0 0 0;
}

.tech-equipment-table thead tr:first-child th:last-child {
  border-radius: 0 13px 0 0;
}

.tech-equipment-table tbody tr:last-child td {
  border-bottom: none;
}

.tech-equipment-table tbody tr:last-child td:first-child {
  border-radius: 0 0 0 13px;
}

.tech-equipment-table tbody tr:last-child td:last-child {
  border-radius: 0 0 13px 0;
}

.tech-equipment-table tbody tr:last-child td:only-child {
  border-radius: 0 0 13px 13px;
}

.tech-equipment-table tbody tr:hover td {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.03);
}

.tech-equipment-table tbody tr:nth-child(even) td {
  background: #fafbfc;
}

.tech-equipment-table tbody tr:nth-child(even):hover td {
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.05);
}

.tech-equipment-table .tech-table-empty {
  border-right: none;
  background: #fafbfc !important;
}

.tech-table-empty {
  text-align: center;
  color: var(--color-muted);
  padding: 40px 24px !important;
  font-size: 14px;
}

.tech-related-cases {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}

.tech-related-cases li {
  margin: 0;
}

.tech-related-cases a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.06);
  border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.2);
  border-radius: 10px;
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.tech-related-cases a:hover {
  color: var(--color-primary-dark);
  background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.35);
  transform: translateY(-2px);
}

.honor-grid {
  align-items: stretch;
}

.honor-card h3 {
  margin-top: 10px;
  margin-bottom: 6px;
}

/* 联系我们子页 - 双卡片统一风格，在线留言为主视觉 */
.contact-page-section .two-column {
  gap: 24px;
  align-items: stretch;
}

/* 共用卡片基础：圆角、边框、阴影统一 */
.contact-page-info,
.contact-page-form-wrap {
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
  padding: 20px 20px;
  background: #fff;
}

/* 左侧：联系方式 - 辅助信息，略微弱化 */
.contact-page-info {
  background: linear-gradient(180deg, #fafbfc 0%, #fff 100%);
}
.contact-page-info-title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
}
.contact-page-info-desc {
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--color-muted);
  line-height: 1.5;
}
.contact-info-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.contact-info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  background: #fff;
  border-radius: 8px;
  border: 1px solid rgba(15, 23, 42, 0.06);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
.contact-info-item:hover {
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
  border-color: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
}
.contact-info-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.contact-info-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.45;
}

/* 右侧：在线留言 - 主视觉，吸引第一注意力 */
.contact-page-form-wrap {
  position: relative;
  padding-top: 24px;
  border-top: 4px solid var(--color-primary);
  box-shadow: 0 6px 24px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08), 0 2px 12px rgba(15, 23, 42, 0.06);
}
.contact-page-form-title {
  margin: 0 0 4px;
  font-size: 19px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
}
.contact-page-form-desc {
  margin: 0 0 18px;
  font-size: 13px;
  color: var(--color-muted);
  line-height: 1.5;
}
.contact-page-section .contact-form {
  padding: 0;
  box-shadow: none;
  background: transparent;
}
.contact-page-section .contact-form-submit {
  margin-top: 4px;
  padding: 10px 24px;
  font-size: 15px;
}

.contact-form {
  background-color: #fff;
  border-radius: var(--radius-card);
  padding: 16px 14px;
  box-shadow: var(--shadow-card);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
  font-size: 14px;
}

.form-row label {
  color: var(--color-muted);
}

.form-row input,
.form-row textarea {
  border-radius: 6px;
  border: 1px solid var(--color-border);
  padding: 6px 8px;
  font-size: 14px;
  font-family: inherit;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.15);
}

.form-status {
  margin-top: 10px;
  margin-bottom: 6px;
  font-size: 14px;
  line-height: 1.4;
  min-height: 1.4em;
}
.form-status-hint {
  color: var(--color-muted);
}
.form-status-pending {
  color: var(--color-primary);
}
.form-status-success {
  color: #059669;
}
.form-status-error {
  color: #dc2626;
}

.site-footer {
  position: relative;
  background: linear-gradient(180deg, #0f172a 0%, #0c1222 50%, #080d18 100%);
  color: #e5e7eb;
  padding: 0;
  font-size: 14px;
}

.footer-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), #3b82f6, #60a5fa);
  opacity: 0.9;
}

.footer-inner {
  padding: 48px 0 0;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr 1fr;
  gap: 48px;
  align-items: start;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.footer-logo {
  width: 56px;
  height: 56px;
  object-fit: contain;
  filter: brightness(1.1);
  transform: scale(2);
  transform-origin: center center;
}

.footer-brand-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-brand-name {
  font-size: 17px;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.footer-brand-tagline {
  font-size: 13px;
  color: #94a3b8;
  letter-spacing: 0.03em;
}

.footer-links {
  display: flex;
  gap: 48px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-col-title {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-col a {
  color: #cbd5e1;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: #ffffff;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-contact-label {
  font-size: 12px;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-contact-item a,
.footer-contact-item span {
  color: #cbd5e1;
  font-size: 14px;
}

.footer-contact-item a:hover {
  color: #ffffff;
}

.footer-contact-item--wechat {
  gap: 6px;
}

.footer-wechat-hint {
  margin: 2px 0 8px;
  font-size: 12px;
  color: #64748b;
  line-height: 1.45;
}

/* 源图为 258×258，页脚列宽内缩小显示以保持清晰与布局 */
.footer-wechat-qr {
  display: block;
  width: 129px;
  height: 129px;
  max-width: 100%;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #ffffff;
  padding: 6px;
  box-sizing: content-box;
}

.footer-bottom {
  padding: 24px 0 28px;
}

.footer-copy {
  font-size: 13px;
  color: #64748b;
  text-align: center;
  letter-spacing: 0.02em;
}

@media (max-width: 900px) {
  body {
    padding-top: 80px;
  }

  .hero-inner,
  .two-column,
  .product-detail-media-text,
  .product-detail-spec-grid,
  .tech-detail-two-col,
  .about-media-block,
  .about-media-block-reverse {
    grid-template-columns: minmax(0, 1fr);
  }

  .product-detail-media-wrap {
    position: static;
  }

  /* 小屏下固定导航距离顶部略大，避开主导航 */
  .product-detail-nav {
    top: 80px;
  }

  .product-detail-block {
    padding: 48px 0;
  }

  .product-detail-block-title {
    font-size: 20px;
    margin-bottom: 24px;
  }

  .product-detail-block-num {
    min-width: 36px;
    height: 36px;
    font-size: 13px;
  }

  .product-detail-block-content-card {
    padding: 24px 24px 28px;
  }

  .product-detail-block-intro .product-detail-intro-wrap {
    gap: 28px;
  }

  .product-detail-intro-hero-wrap .product-detail-main-img {
    aspect-ratio: 16 / 9;
    min-height: 320px;
  }

  .product-detail-output-block {
    gap: 28px;
  }

  .product-detail-output-cards .product-detail-output-card-inner img {
    min-height: 300px;
  }

  .product-detail-output-cards-stack .product-detail-output-card {
    width: 380px;
    margin-left: -80px;
  }

  .product-detail-output-cards-stack .product-detail-output-card-inner img {
    min-height: 280px;
  }

  .product-detail-block .product-detail-features-list li {
    padding: 12px 14px 12px 40px;
    font-size: 14px;
  }

  .product-detail-block .product-detail-features-list li::before {
    left: 14px;
  }

  .product-detail-features-cards {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .product-detail-feature-card-img-wrap {
    width: 120px;
    min-height: 90px;
  }

  .product-detail-feature-card-img {
    min-height: 90px;
  }

  .product-detail-feature-card-body {
    padding: 20px 22px;
  }

  .product-detail-feature-card-title {
    font-size: 17px;
  }

  .product-detail-feature-card-text {
    font-size: 15px;
  }

  .product-detail-features-cards:not(.product-detail-features-has-images) .product-detail-feature-card-body {
    padding: 14px 16px 14px 16px;
  }

  .product-detail-material-cards,
  .product-detail-app-range-cards,
  .product-detail-applicable-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .product-detail-cases-gallery {
    gap: 20px;
  }

  .product-detail-cases-main-img {
    min-height: 280px;
    aspect-ratio: 16 / 9;
  }

  .product-detail-case-thumb {
    width: 88px;
    height: 64px;
  }

  .product-detail-cases-row {
    gap: 12px;
  }

  .product-detail-cases-prev,
  .product-detail-cases-next {
    width: 42px;
    height: 42px;
  }

  .product-detail-cases-prev::before,
  .product-detail-cases-next::before {
    width: 10px;
    height: 10px;
  }

  .product-detail-apps-track-wrap {
    min-height: 340px;
  }

  .product-detail-hero {
    min-height: 300px;
  }

  .product-detail-hero .product-detail-hero-title {
    font-size: 26px;
  }

  .product-detail-hero-tagline {
    font-size: 15px;
  }

  .about-media-block-reverse .about-media-figure,
  .about-media-block-reverse .about-media-body {
    order: unset;
  }

  .partner-slider-batch {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .partner-grid-full {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .about-overview-hero {
    min-height: 440px;
    margin-left: 16px;
    margin-right: 16px;
  }
  .about-overview-hero-inner {
    min-height: 440px;
    padding: 28px 16px 32px;
  }
  .about-overview-title {
    font-size: 24px;
  }
  .about-overview-subtitle {
    font-size: 16px;
  }

  .honor-page-hero {
    min-height: 340px;
  }
  .honor-page-hero-inner,
  .honor-page-hero-img {
    min-height: 340px;
  }
  .honor-gallery-item {
    flex: 0 0 150px;
  }
  .honor-gallery-item-card {
    height: 120px;
    padding: 10px;
  }
  .honor-gallery-item-card img {
    max-height: 100px;
  }

  .hero {
    padding-top: 32px;
  }

  .slider img {
    height: 400px;
    min-height: 280px;
  }

  .products-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-products-category .products-carousel-track .product-list-item {
    flex: 0 0 260px;
    min-width: 240px;
  }

  .products-carousel-prev,
  .products-carousel-next {
    width: 36px;
    height: 36px;
    left: 4px;
  }

  .products-carousel-next {
    right: 4px;
    left: auto;
  }

  .case-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .cases-container {
    padding: 0 20px;
  }

  .cases-list-wrap {
    gap: 36px;
  }

  .cases-item {
    grid-template-columns: 1fr;
    min-height: auto;
    direction: ltr;
    border-radius: 12px;
  }

  .cases-item-reverse {
    direction: ltr;
  }

  .cases-item-figure {
    aspect-ratio: 16 / 9;
  }

  .cases-item-body {
    padding: 32px 28px;
  }

  .cases-item-title {
    font-size: 20px;
  }

  .cases-item-throughput {
    font-size: 34px;
    margin-bottom: 24px;
  }

  .case-detail-hero-media {
    padding: 0;
  }

  .case-detail-hero-overlay {
    padding: 18px 18px 86px;
  }

  .case-detail-hero-title {
    font-size: 30px;
  }

  .case-detail-hero-gallery,
  .case-detail-hero-stage,
  .case-detail-hero-media-wrap {
    min-height: min(90vh, 760px);
    height: min(90vh, 760px);
  }

  .case-detail-gallery-arrow {
    width: 44px;
    height: 44px;
    margin: 0 6px;
    font-size: 26px;
  }

  .case-detail-gallery-thumbs {
    gap: 10px;
  }

  .case-detail-gallery-thumb {
    width: 72px;
    height: 50px;
  }

  .case-detail-section .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .case-detail-layout {
    padding: 28px 24px;
  }

  .case-detail-metrics {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .case-detail-overview {
    padding: 20px 22px;
    margin-bottom: 28px;
  }

  .case-detail-features {
    gap: 20px;
  }

  .service-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-system-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .service-philosophy-text {
    font-size: 19px;
  }

  .site-nav ul {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .header-inner {
    align-items: flex-start;
  }

  .logo {
    border-right: none;
    padding-right: 0;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-bottom: 32px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 32px;
  }

  .contact-page-info,
  .contact-page-form-wrap {
    padding: 16px;
  }
  .contact-page-form-wrap {
    padding-top: 20px;
  }
  .contact-page-info-title,
  .contact-page-form-title {
    font-size: 16px;
  }
  .contact-info-item {
    padding: 8px 10px;
  }
  .contact-info-value {
    font-size: 13px;
  }

  /* ===== 移动端导航重构：顶部精简栏 + 右侧抽屉 ===== */
  body:not([data-page="home"]) {
    padding-top: 58px;
  }

  .site-header {
    height: 58px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(15, 23, 42, 0.08);
  }

  .header-inner {
    min-height: 58px;
    padding: 8px 0;
    align-items: center;
    gap: 12px;
  }

  .logo {
    gap: 10px;
    border-right: none;
    padding-right: 0;
    min-width: 0;
  }

  .logo-image {
    width: 34px;
    height: 34px;
  }

  .logo-main {
    font-size: 16px;
    white-space: nowrap;
  }

  .logo-sub {
    display: none;
  }

  .mobile-nav-toggle {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 42px;
    padding: 0 12px;
    border-radius: 999px;
    border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.24);
    background: rgba(255, 255, 255, 0.92);
    color: var(--theme-primary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
  }

  .mobile-nav-toggle-icon {
    width: 16px;
    height: 2px;
    background: currentColor;
    position: relative;
    border-radius: 999px;
  }

  .mobile-nav-toggle-icon::before,
  .mobile-nav-toggle-icon::after {
    content: "";
    position: absolute;
    left: 0;
    width: 16px;
    height: 2px;
    background: currentColor;
    border-radius: 999px;
  }

  .mobile-nav-toggle-icon::before { top: -5px; }
  .mobile-nav-toggle-icon::after { top: 5px; }

  .mobile-nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(2, 10, 26, 0.42);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.24s ease;
    z-index: 1100;
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: min(90vw, 360px);
    height: 100svh;
    padding: 0 0 calc(12px + env(safe-area-inset-bottom));
    background: #ffffff;
    transform: translateX(100%);
    transition: transform 0.24s cubic-bezier(0.22, 0.61, 0.36, 1);
    z-index: 1200;
    overflow-y: auto;
    box-shadow: -8px 0 24px rgba(15, 23, 42, 0.16);
  }

  .mobile-nav-quick-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 10px 12px calc(12px + env(safe-area-inset-bottom));
    position: sticky;
    bottom: 0;
    background: rgba(255, 255, 255, 0.97);
    border-top: 1px solid rgba(15, 23, 42, 0.08);
    z-index: 2;
  }

  .mobile-nav-quick-btn {
    min-height: 40px;
    border-radius: 999px;
    border: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.26);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--theme-primary);
    background: #fff;
    transition: transform 0.18s ease, box-shadow 0.22s ease, background-color 0.22s ease, border-color 0.22s ease;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
  }

  .mobile-nav-quick-icon {
    font-size: 13px;
    line-height: 1;
    opacity: 0.86;
  }

  .mobile-nav-quick-label {
    line-height: 1;
  }

  .mobile-nav-quick-btn.primary {
    background: var(--theme-primary);
    color: #fff;
    border-color: var(--theme-primary);
  }

  .mobile-nav-quick-btn.primary .mobile-nav-quick-icon {
    opacity: 0.92;
  }

  .mobile-nav-quick-btn:active {
    transform: scale(0.97);
    box-shadow: 0 1px 4px rgba(15, 23, 42, 0.12);
  }

  .mobile-nav-drawer-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 58px;
    padding: 10px 14px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    z-index: 2;
  }

  .mobile-nav-drawer-title {
    font-size: 16px;
    font-weight: 600;
    color: #1f2937;
  }

  .mobile-nav-close {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    border-radius: 999px;
    background: #fff;
    color: #334155;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
  }

  .site-nav ul {
    display: block;
    list-style: none;
    margin: 0;
    padding: 10px 10px 12px;
  }

  .nav-item {
    margin: 0;
    position: relative;
  }

  .nav-link {
    display: flex;
    align-items: center;
    min-height: 50px;
    padding: 0 12px;
    border-radius: 10px;
    font-size: 18px;
    color: #1f2937;
  }

  .nav-item-has-sub .nav-link::after {
    display: none;
  }

  .mobile-sub-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    right: 8px;
    top: 5px;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 10px;
    background: transparent;
    color: #64748b;
    cursor: pointer;
    transition: transform 0.2s ease, background 0.2s ease;
  }

  .mobile-sub-toggle:active {
    background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.08);
  }

  .nav-item-has-sub.is-expanded > .mobile-sub-toggle {
    transform: rotate(180deg);
    color: var(--theme-primary);
  }

  .sub-menu {
    position: static;
    margin: 4px 0 8px 12px;
    min-width: 0;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    padding: 0 0 0 10px;
    border-left: 1px solid rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.22);
    opacity: 1;
    pointer-events: auto;
    transform: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
  }

  .nav-item-has-sub.is-expanded > .sub-menu {
    max-height: 320px;
  }

  .sub-menu li a {
    display: block;
    min-height: 42px;
    padding: 10px 10px;
    font-size: 15px;
    color: #4b5563;
    border-radius: 8px;
  }

  .site-nav a.active,
  .sub-menu li a.active {
    color: var(--theme-primary);
    background: rgba(var(--theme-primary-r), var(--theme-primary-g), var(--theme-primary-b), 0.1);
  }

  body.mobile-nav-open {
    overflow: hidden;
  }

  body.mobile-nav-open .mobile-nav-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  body.mobile-nav-open .site-nav {
    transform: translateX(0);
  }
}

@media (max-width: 640px) {
  .product-detail-hero {
    min-height: 260px;
  }

  .product-detail-hero-inner {
    padding: 32px 0 28px;
  }

  .product-detail-hero .product-detail-hero-title {
    font-size: 22px;
  }

  .product-detail-hero-tagline {
    font-size: 14px;
  }

  .product-detail-nav-inner {
    padding: 10px 0;
    gap: 6px;
  }

  .product-detail-nav-link {
    padding: 8px 14px;
    font-size: 14px;
  }

  .product-detail-block {
    padding: 40px 0;
    scroll-margin-top: 56px;
  }

  .product-detail-block-title {
    font-size: 18px;
    margin-bottom: 20px;
    gap: 10px;
  }

  .product-detail-block-num {
    min-width: 32px;
    height: 32px;
    font-size: 12px;
  }

  .product-detail-block-title::after {
    max-width: 60px;
  }

  .product-detail-block-content-card {
    padding: 20px 18px 24px;
  }

  .cases-container {
    padding: 0 16px;
  }

  .cases-list-wrap {
    gap: 28px;
  }

  .cases-item {
    border-radius: 10px;
  }

  .cases-item-body {
    padding: 24px 20px;
  }

  .cases-item-title {
    font-size: 18px;
  }

  .cases-item-throughput {
    font-size: 28px;
    margin-bottom: 20px;
  }

  .cases-pagination {
    margin-top: 36px;
  }

  .cases-pagination-btn {
    padding: 8px 14px;
    font-size: 13px;
  }

  .cases-pagination-page {
    min-width: 36px;
    height: 36px;
    font-size: 13px;
  }

  .case-detail-hero-media {
    padding: 0;
  }

  .case-detail-hero-gallery {
    min-height: auto;
    height: auto;
    padding: 0;
    border-radius: 0;
  }

  .case-detail-hero-stage,
  .case-detail-hero-media-wrap {
    min-height: 62vh;
    height: 62vh;
  }

  .case-detail-hero-overlay {
    padding: 14px 14px 82px;
  }

  .case-detail-hero-title {
    font-size: 24px;
    margin-bottom: 6px;
    width: min(86vw, 560px);
    max-width: min(86vw, 560px);
  }

  .case-detail-hero-subtitle {
    font-size: 13px;
    line-height: 1.65;
    width: min(86vw, 560px);
    max-width: min(86vw, 560px);
  }

  .case-detail-scroll-hint {
    left: 50%;
    right: auto;
    top: auto;
    bottom: 78px;
    width: auto;
    height: auto;
    transform: translateX(-50%);
    flex-direction: row;
    min-width: 110px;
    padding: 6px 10px;
    font-size: 11px;
    border-radius: 999px;
    gap: 8px;
  }

  .case-detail-scroll-hint-text {
    writing-mode: horizontal-tb;
    text-orientation: mixed;
    letter-spacing: 0.06em;
  }

  .case-detail-hero-thumbs-wrap {
    left: 50%;
    right: auto;
    bottom: 10px;
    transform: translateX(-50%);
    width: min(96vw, 680px);
    padding: 8px 10px;
    border-radius: 12px;
    gap: 8px;
  }

  .case-detail-gallery-arrow {
    width: 40px;
    height: 40px;
    margin: 0 4px;
    font-size: 24px;
  }

  .case-detail-gallery-thumb {
    width: 64px;
    height: 45px;
  }

  .case-detail-section .container {
    padding-left: 12px;
    padding-right: 12px;
  }

  .case-detail-layout {
    padding: 24px 20px;
  }

  .case-detail-metrics {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 24px;
  }

  .case-detail-metrics li {
    padding: 14px 18px;
  }

  .case-detail-overview {
    padding: 18px 20px;
    margin-bottom: 24px;
  }

  .case-detail-features li {
    padding: 18px 20px;
  }

  .case-detail-sidebar {
    padding: 0;
  }

  .case-detail-features {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .case-detail-features li {
    padding: 20px 22px;
  }

  .product-detail-block .product-detail-params th,
  .product-detail-block .product-detail-params td {
    padding: 12px 14px;
    font-size: 13px;
  }

  .product-detail-block .product-detail-features-list li {
    padding: 10px 12px 10px 36px;
    font-size: 14px;
  }

  .product-detail-block .product-detail-features-list li::before {
    left: 12px;
    width: 5px;
    height: 5px;
  }

  .product-detail-features-cards {
    gap: 16px;
  }

  .product-detail-feature-card-img-wrap {
    width: 100px;
    min-height: 80px;
  }

  .product-detail-feature-card-img {
    min-height: 80px;
  }

  .product-detail-feature-card-body {
    padding: 18px 20px;
  }

  .product-detail-feature-card-title {
    font-size: 16px;
  }

  .product-detail-feature-card-text {
    font-size: 15px;
  }

  .product-detail-features-cards:not(.product-detail-features-has-images) .product-detail-feature-card-body {
    padding: 12px 14px 12px 14px;
  }

  .product-detail-material-cards,
  .product-detail-app-range-cards,
  .product-detail-applicable-cards {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .product-detail-cases-gallery {
    gap: 16px;
  }

  .product-detail-cases-main-img {
    min-height: 240px;
  }

  .product-detail-output-block {
    gap: 24px;
  }

  .product-detail-output-cards .product-detail-output-card-inner img {
    min-height: 260px;
  }

  .product-detail-output-cards-stack {
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 16px 0 32px;
  }

  .product-detail-output-cards-stack .product-detail-output-card {
    width: 100%;
    max-width: 100%;
    margin-left: 0;
    transform: none !important;
  }

  .product-detail-output-cards-stack .product-detail-output-card:hover {
    transform: translateY(-6px) scale(1.02) !important;
  }

  .product-detail-output-cards-stack .product-detail-output-card-inner img {
    min-height: 240px;
  }

  .product-detail-case-thumb {
    width: 72px;
    height: 54px;
  }

  .product-detail-cases-row {
    gap: 10px;
  }

  .product-detail-cases-prev,
  .product-detail-cases-next {
    width: 38px;
    height: 38px;
  }

  .product-detail-cases-prev::before,
  .product-detail-cases-next::before {
    width: 8px;
    height: 8px;
  }

  .product-detail-apps-track-wrap {
    min-height: 300px;
  }

  .product-detail-apps-slide-grid {
    gap: 8px;
    padding: 10px;
  }

  .product-detail-apps-prev,
  .product-detail-apps-next {
    width: 38px;
    height: 38px;
  }

  .product-detail-apps-prev { left: 8px; }
  .product-detail-apps-next { right: 8px; }

  .product-detail-apps-prev::before,
  .product-detail-apps-next::before {
    width: 8px;
    height: 8px;
  }

  .product-detail-main-section {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .product-detail-media-text {
    gap: 28px;
  }

  .product-detail-title {
    font-size: 22px;
  }

  .product-detail-intro {
    font-size: 15px;
  }

  .product-detail-spec-card {
    padding: 20px 18px;
  }

  .service-philosophy-block {
    padding: 24px 18px;
  }

  .service-philosophy-text {
    font-size: 18px;
  }

  .service-system-card {
    padding: 22px 18px;
  }

  .service-system-card-title {
    font-size: 17px;
  }

  .service-system-card-content {
    font-size: 14px;
    font-weight: 500;
  }

  .logo-image {
    width: 44px;
    height: 44px;
    transform: scale(2);
  }

  .logo-main {
    font-size: 17px;
  }

  .logo-sub {
    font-size: 10px;
  }

  .slider img {
    height: 340px;
    min-height: 260px;
  }

  .home-slider {
    padding: 14px 0 18px;
  }

  .hero-text h1 {
    font-size: 24px;
  }

  .footer-inner {
    padding: 36px 0 0;
  }

  .footer-main {
    gap: 28px;
    padding-bottom: 28px;
  }

  .footer-brand-name {
    font-size: 15px;
  }

  .footer-links {
    flex-direction: column;
    gap: 24px;
  }

  .section {
    padding: 20px 0 26px;
  }

  .products-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-products-category .products-carousel-track .product-list-item {
    flex: 0 0 85%;
    min-width: 260px;
  }

  .tech-solution-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

  .partner-slider-batch {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .partner-slider {
    padding-left: 28px;
    padding-right: 28px;
  }

  .partner-grid-full {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .about-overview-hero {
    min-height: 380px;
    margin-left: 12px;
    margin-right: 12px;
  }
  .about-overview-hero-inner {
    min-height: 380px;
    padding: 24px 12px 28px;
  }
  .about-overview-title {
    font-size: 22px;
  }
  .about-overview-lead {
    font-size: 15px;
  }
  .about-timeline-year {
    min-width: 56px;
    font-size: 14px;
  }

  .about-honor-hero-main {
    min-height: 320px;
  }
  .about-honor-hero-main-inner,
  .about-honor-hero-main-img {
    min-height: 320px;
  }
  .container-wide {
    padding: 0 16px;
  }
  .honor-page-hero,
  .honor-page-hero-inner,
  .honor-page-hero-img {
    min-height: 260px;
  }
  .honor-gallery-item {
    flex: 0 0 140px;
  }
  .honor-gallery-item-card {
    height: 100px;
    padding: 8px;
  }
  .honor-gallery-item-card img {
    max-height: 84px;
  }
  .honor-gallery-wrap {
    padding-left: 36px;
    padding-right: 36px;
  }

  .page-hero-news {
    padding: 32px 0 24px;
  }

  .page-hero-news h1 {
    font-size: 22px;
  }

  .page-hero-desc {
    font-size: 14px;
  }

  .page-hero-inner h1 {
    font-size: 26px;
  }

  .page-hero-desc {
    font-size: 14px;
  }

  .page-hero-cases-gear-1,
  .page-hero-products .page-hero-deco-icon-1,
  .page-hero-service .page-hero-deco-icon-1,
  .page-hero-about .page-hero-deco-icon-1 {
    width: 48px;
    height: 48px;
    top: 15%;
    right: 8%;
  }

  .page-hero-cases-gear-2,
  .page-hero-products .page-hero-deco-icon-2,
  .page-hero-service .page-hero-deco-icon-2,
  .page-hero-about .page-hero-deco-icon-2,
  .page-hero-news .page-hero-deco-icon-2 {
    width: 36px;
    height: 36px;
    bottom: 12%;
    right: 5%;
  }

  .page-hero-cases-bracket,
  .page-hero-deco-bracket {
    width: 32px;
    height: 32px;
  }

  .page-hero-cases-bracket-tl,
  .page-hero-deco-bracket-tl {
    top: 12px;
    left: 16px;
    border-top-width: 2px;
    border-left-width: 2px;
  }

  .page-hero-cases-bracket-br,
  .page-hero-deco-bracket-br {
    bottom: 12px;
    right: 16px;
    border-bottom-width: 2px;
    border-right-width: 2px;
  }

  .news-list-wrap {
    padding: 18px 16px 24px;
  }

  .news-card-inner {
    flex-wrap: wrap;
    gap: 12px;
    padding: 16px 0;
  }

  .news-card-date {
    width: 48px;
    height: 48px;
  }

  .news-card-day {
    font-size: 18px;
  }

  .news-card-month {
    font-size: 10px;
  }

  .news-card-body h3 {
    font-size: 16px;
  }

  .news-filter {
    flex-direction: column;
    align-items: stretch;
  }

  .news-filter-input {
    min-width: 0;
  }
}

@media (max-width: 900px) {
  .tech-browser {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .tech-browser-nav {
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    min-height: 0;
    padding-bottom: 6px;
    padding-left: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }

  .tech-browser-nav-item {
    flex: 0 0 auto;
    min-width: min(240px, 78vw);
  }

  .tech-browser-nav-indicator {
    display: none;
  }

  .tech-browser-nav-item.is-active {
    transform: none;
  }

  .tech-browser-visual {
    min-height: min(42vh, 380px);
    border-radius: 14px;
  }

  .tech-browser-cta {
    opacity: 1;
    transform: none;
    right: 12px;
    bottom: 12px;
    padding: 10px 16px;
  }

  .tech-browser-scenario {
    left: 12px;
    top: 12px;
    max-width: calc(100% - 24px);
    font-size: 14px;
    padding: 8px 10px;
  }
}

@media (max-width: 768px) and (hover: none) {
  /* Touch-style devices: soft CSS snap (wheel easing JS is off for coarse pointers) */
  html.home-snap:not(.perf-mode) {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }

  html.home-snap:not(.perf-mode) body[data-page="home"] {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }

  html.case-snap:not(.perf-mode) {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }

  html.case-snap:not(.perf-mode) body[data-page="cases"] {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }

  html.about-snap:not(.perf-mode) {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }

  html.about-snap:not(.perf-mode) body[data-page="about"] {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }

  html.product-detail-snap:not(.perf-mode) {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }

  html.product-detail-snap:not(.perf-mode) body.product-detail-page {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
  }
}

@media (max-width: 768px) {
  body[data-page="products"]:not([data-products-category]) .section-products-nav {
    top: 64px;
    padding-top: 6px;
  }

  body[data-page="products"]:not([data-products-category]) .section-products-nav.is-stuck .products-nav-inner {
    padding: 10px 12px;
  }

  body[data-page="products"]:not([data-products-category]) .section-products-nav.is-stuck .products-nav-cat {
    padding: 7px 12px;
    font-size: 12px;
  }

  .about-subnav-section {
    top: 64px;
    padding: 8px 0 10px;
  }

  body[data-page="about"] .about-subnav-section + .contact-page-section {
    padding-top: 18px;
    scroll-margin-top: 96px;
  }

  .about-subnav {
    max-width: calc(100vw - 24px);
    overflow-x: auto;
    white-space: nowrap;
  }

  .about-subnav a {
    font-size: 13px;
    padding: 6px 14px;
  }

  .about-overview-hero {
    min-height: calc(100vh - 64px);
  }

  .about-overview-hero-inner {
    min-height: calc(100vh - 64px);
    padding: 94px 16px 42px;
    align-items: flex-start;
  }

  .about-overview-content {
    max-width: min(92vw, 560px);
    padding-right: 0;
  }

  html.home-snap.perf-mode {
    scroll-snap-type: y proximity;
  }

  html.home-snap.perf-mode body[data-page="home"] {
    scroll-snap-type: y proximity;
  }

  html.case-snap.perf-mode {
    scroll-snap-type: y proximity;
  }

  html.case-snap.perf-mode body[data-page="cases"] {
    scroll-snap-type: y proximity;
  }

  html.about-snap.perf-mode {
    scroll-snap-type: y proximity;
  }

  html.about-snap.perf-mode body[data-page="about"] {
    scroll-snap-type: y proximity;
  }

  html.product-detail-snap.perf-mode {
    scroll-snap-type: y proximity;
  }

  html.product-detail-snap.perf-mode body.product-detail-page {
    scroll-snap-type: y proximity;
  }

  body[data-page="home"] .home-video-hero,
  body[data-page="home"] main > section {
    scroll-snap-stop: normal;
  }

  body[data-page="cases"] .page-main > section {
    scroll-snap-stop: normal;
  }

  body[data-page="about"] .about-section {
    scroll-snap-stop: normal;
  }
}