/* ============================================================
   德美拓 DMT — 视觉系统 v4「清透渐变 / 靛蓝薄荷」
   参考用户截图（neurofactory）：薄荷/水青渐变底 + 有机模糊气泡 +
   细圆环线 + 深靛蓝文字与按钮 + 大圆角白卡 + 胶囊按钮 +
   超宽字距拉丁大字标题。整站全亮色，无深黑段；
   原 section-dark 语义改为「靛蓝渐变色带」。
   ============================================================ */

/* ------------------------------------------------------------
   本地托管字体：Montserrat / Inter 拉丁可变字体（300–700）。
   中文不再加载 Web 字体，直接走 PingFang SC / Microsoft YaHei
   等系统字体栈 —— Google Fonts 在大陆不可达，本地化后首屏不再依赖外链。
   ------------------------------------------------------------ */
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("assets/fonts/montserrat-var-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("assets/fonts/montserrat-var-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("assets/fonts/inter-var-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("assets/fonts/inter-var-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --indigo: #2444c8;
  --indigo-deep: #1d3aad;
  --indigo-dark: #162c8a;
  --ink: #111827;
  --text: #374151;
  --muted: #6b7280;
  --muted-2: #9aa3b2;

  --line: rgba(17, 24, 39, 0.12);
  --line-soft: rgba(17, 24, 39, 0.08);
  --line-strong: rgba(17, 24, 39, 0.18);

  --paper: #ffffff;
  --paper-2: #f6f8fc;
  --paper-3: #eef2f9;
  --white: #ffffff;

  /* 浅阶强调色：bio 蓝浅化(深底徽章/编号底色) */
  --mint: #9db8ff;
  --aqua: #7fa2f0;
  --leaf: #9db8ff;
  --indigo-soft: #eaf1fe;

  --grad-page: linear-gradient(180deg, #f3f6fb 0%, #f9fbfe 72%, #ffffff 100%);
  --grad-band: linear-gradient(135deg, #19a7e6 0%, #2444c8 55%, #10264c 100%);
  --grad-btn: linear-gradient(135deg, #16c8cf, #2444c8);
  --grad-btn-hover: linear-gradient(135deg, #13aeb4, #1d3aad);
  --grad-logo: linear-gradient(135deg, #16c8cf 0%, #19a7e6 45%, #2444c8 100%);

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 14px 32px -28px rgba(15, 23, 42, 0.28);
  --shadow: 0 6px 18px rgba(15, 23, 42, 0.06), 0 30px 70px -44px rgba(15, 23, 42, 0.35);
  --shadow-band: 0 30px 70px -42px rgba(32, 32, 100, 0.5);

  --radius: 8px;
  --radius-sm: 6px;
  --radius-lg: 8px;
  --max: 1200px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);

  --font-display: "Montserrat", "Noto Sans SC", "PingFang SC",
    -apple-system, BlinkMacSystemFont, "Microsoft YaHei", sans-serif;
  --font-sans: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont,
    "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection {
  background: var(--indigo);
  color: #fff;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--indigo);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.2;
  letter-spacing: 0;
  color: var(--ink);
  font-weight: 600;
  text-wrap: balance;
}

h1 {
  max-width: 22ch;
  font-size: clamp(40px, 5vw, 68px);
  font-weight: 600;
}

h2 {
  font-size: clamp(25px, 3.2vw, 38px);
  font-weight: 600;
}

h3 {
  font-size: 19.5px;
  font-weight: 600;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-display);
  color: var(--indigo);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 26px;
  height: 2px;
  content: "";
  background: currentColor;
  border-radius: var(--radius-sm);
  opacity: 0.9;
}

/* 靛蓝色带上的标题统一为白色 */
.section-dark h1,
.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

/* ============================================================
   头部导航 — 通透玻璃，深靛蓝文字
   ============================================================ */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px clamp(18px, 4vw, 52px);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: 0 1px 0 rgba(17, 24, 39, 0.02);
  backdrop-filter: blur(18px) saturate(1.35);
  -webkit-backdrop-filter: blur(18px) saturate(1.35);
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease),
    padding 0.4s var(--ease);
}

.site-header.solid,
.site-header.is-scrolled {
  padding-block: 11px;
  background: rgba(255, 255, 255, 0.98);
  border-bottom-color: var(--line-soft);
  box-shadow: 0 12px 34px -28px rgba(15, 23, 42, 0.3);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.005em;
  color: var(--ink);
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav a {
  position: relative;
  padding: 10px 12px;
  color: var(--text);
  font-size: 14.5px;
  font-weight: 550;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.site-nav a::after {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 28px;
  height: 2px;
  content: "";
  background: var(--indigo);
  border-radius: var(--radius-sm);
  transform: translateX(-50%) scale(0);
  transition: transform 0.25s var(--ease);
}

.site-nav a:hover {
  color: var(--indigo);
}

.site-nav a.is-active {
  color: var(--indigo);
  font-weight: 600;
}

.site-nav a.is-active:not(.nav-cta)::after {
  transform: translateX(-50%) scale(1);
}

.site-nav .nav-cta {
  margin-left: 12px;
  padding: 10px 20px;
  color: var(--white);
  font-weight: 600;
  background: var(--grad-btn);
  border: 1px solid transparent;
  border-radius: var(--radius);
  box-shadow: 0 14px 28px -18px rgba(52, 50, 184, 0.72);
  transition: background 0.25s, color 0.25s, transform 0.25s var(--ease),
    box-shadow 0.25s;
}

.site-nav .nav-cta::after {
  display: none;
}

.site-nav .nav-cta:hover {
  color: var(--white);
  background: var(--grad-btn-hover);
  transform: translateY(-1px);
  box-shadow: 0 18px 34px -18px rgba(52, 50, 184, 0.75);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 1.8px;
  margin: 4.5px auto;
  background: currentColor;
  border-radius: 2px;
}

.lead {
  max-width: 54ch;
  margin: 30px 0 0;
  color: var(--text);
  font-size: 15.5px;
  line-height: 1.9;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 56px;
  padding: 0 34px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, transform 0.25s var(--ease),
    box-shadow 0.25s, color 0.25s;
}

.button-primary {
  color: var(--white);
  background: var(--grad-btn);
  box-shadow: 0 16px 30px -18px rgba(52, 50, 184, 0.72);
}

.button-primary:hover {
  background: var(--grad-btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 20px 38px -18px rgba(52, 50, 184, 0.74);
}

.button-secondary {
  color: var(--indigo);
  background: rgba(255, 255, 255, 0.88);
  border-color: var(--indigo);
}

.button-secondary:hover {
  color: var(--white);
  background: var(--indigo);
  transform: translateY(-2px);
  box-shadow: 0 16px 30px -16px rgba(36, 68, 200, 0.6);
}

/* ============================================================
   内页 Hero — 同款渐变气泡，但深靛蓝标题
   ============================================================ */
.page-main {
  padding-top: 72px;
}

.page-hero {
  position: relative;
  padding: clamp(56px, 7vw, 88px) max(clamp(18px, 4vw, 52px), calc((100% - var(--max)) / 2));
  overflow: hidden;
  /* 与首页 hero 同源：同一张实验室摄影图 + 左实右透白色压字,全站视觉连续 */
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.97) 40%, rgba(255, 255, 255, 0.88) 60%, rgba(255, 255, 255, 0.5) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.24) 0%, rgba(255, 255, 255, 0.96) 100%),
    url("assets/design/hero-bg-1920.webp") right center / cover no-repeat,
    #f7fbfd;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.97) 40%, rgba(255, 255, 255, 0.88) 60%, rgba(255, 255, 255, 0.5) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.24) 0%, rgba(255, 255, 255, 0.96) 100%),
    -webkit-image-set(url("assets/design/hero-bg-1920.webp") 1x, url("assets/design/hero-bg-3840.webp") 2x);
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.97) 40%, rgba(255, 255, 255, 0.88) 60%, rgba(255, 255, 255, 0.5) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.24) 0%, rgba(255, 255, 255, 0.96) 100%),
    image-set(url("assets/design/hero-bg-1920.webp") 1x, url("assets/design/hero-bg-3840.webp") 2x);
  border-bottom: 1px solid var(--line-soft);
}

/* 小屏：照片退为淡纹理,保证窄屏文字区干净 */
@media (max-width: 640px) {
  .page-hero {
    background:
      linear-gradient(90deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.94) 55%, rgba(255, 255, 255, 0.82) 100%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.97) 100%),
      url("assets/design/hero-bg-1920.webp") 70% center / cover no-repeat,
      #f7fbfd;
  }
}

.page-hero::before,
.page-hero::after {
  display: none;
}

.page-hero::before {
  width: 480px;
  height: 480px;
  top: -180px;
  right: -100px;
  background: radial-gradient(circle at 35% 35%, #97f0cd, #66dcc2 70%);
  opacity: 0.55;
}

.page-hero::after {
  width: 380px;
  height: 380px;
  bottom: -180px;
  left: 8%;
  background: radial-gradient(circle at 60% 40%, #a9edf3, #7fe0e3 70%);
  opacity: 0.45;
}

.page-hero > * {
  position: relative;
  z-index: 1;
  width: auto;
  margin-inline: 0;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin: 0 0 clamp(18px, 2.4vw, 28px);
  font-size: 13.5px;
  color: var(--muted);
}

.breadcrumb a {
  color: var(--muted);
  transition: color 0.2s;
}

.breadcrumb a:hover {
  color: var(--indigo);
}

.breadcrumb span[aria-hidden] {
  color: var(--muted-2);
}

.breadcrumb [aria-current="page"] {
  color: var(--text);
  font-weight: 500;
}

.page-hero h1 {
  color: var(--ink);
}

.page-hero p:last-child {
  max-width: 66ch;
  margin-top: 20px;
  color: var(--text);
  font-size: clamp(16px, 1.4vw, 18.5px);
}

/* ============================================================
   通用 Section
   ============================================================ */
.section {
  padding: clamp(46px, 5.5vw, 72px) clamp(18px, 4vw, 52px);
  background: var(--paper);
}

.section-soft {
  background: linear-gradient(180deg, #f7f9fd 0%, #f1f5fb 100%);
}

/* 「深色段」语义 → 靛蓝渐变色带 */
.section-dark {
  position: relative;
  color: var(--white);
  background: var(--grad-band);
  overflow: hidden;
}

.section-dark::before,
.section-dark::after {
  display: none;
}

.section-dark::before {
  width: 460px;
  height: 460px;
  top: -200px;
  right: -120px;
  background: radial-gradient(circle, rgba(140, 148, 255, 0.4), transparent 70%);
}

.section-dark::after {
  width: 420px;
  height: 420px;
  bottom: -200px;
  left: -100px;
  background: radial-gradient(circle, rgba(170, 177, 255, 0.32), transparent 70%);
}

.section-dark > * {
  position: relative;
  z-index: 1;
}.section-heading,
.feature-grid,
.about-layout,
.grade-layout,
.two-column,
.solution-grid,
.quote-grid,
.metric-board,
.document-grid,
.timeline,
.table-wrap,
.check-grid,
.number-grid,
.route-map,
.article-list,
.keyword-groups,
.section-media,
.section-visual,
.cta-band,
.inquiry-section,
.grade-overview,
.document-strip,
.contact-cards,
.seo-link-grid {
  width: min(100%, var(--max));
  margin-inline: auto;
}

.section-heading {
  max-width: var(--max);
  margin-bottom: clamp(30px, 4vw, 48px);
}

.section-heading.split {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--max);
}

.section-heading p:last-child {
  max-width: 70ch;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.section-dark .eyebrow {
  color: var(--mint);
}

.section-dark .eyebrow::before {
  background: var(--mint);
}

.section-dark .section-heading p:last-child {
  color: rgba(255, 255, 255, 0.78);
}

.inline-link {
  color: var(--indigo);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: rgba(36, 68, 200, 0.35);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s;
}

.inline-link:hover {
  text-decoration-color: var(--indigo);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--indigo);
  font-weight: 600;
}

.text-link::after {
  content: "→";
  transition: transform 0.25s var(--ease);
}

.text-link:hover::after {
  transform: translateX(5px);
}

.section-dark .text-link {
  color: var(--mint);
}

.text-link.inline {
  display: inline;
}

.text-link.inline::after {
  content: none;
}

.section-note {
  width: min(100%, var(--max));
  margin: 22px auto 0;
}

/* ============================================================
   网格
   ============================================================ */
.feature-grid,
.grade-overview,
.solution-grid,
.quote-grid,
.document-grid,
.metric-board,
.timeline,
.number-grid {
  display: grid;
  gap: 16px;
}

.feature-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid.four,
.grade-overview,
.solution-grid,
.quote-grid,
.timeline {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-grid.five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

/* 卡片基础 — 大圆角白卡，柔和阴影 */
.feature-grid article,
.grade-overview article,
.solution-grid article,
.quote-grid article,
.document-grid article,
.panel,
.statement-card,
.table-wrap,
.inquiry-form,
.export-box {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s, border-color 0.35s;
}

.feature-grid article:hover,
.grade-overview article:hover,
.solution-grid article:hover,
.document-grid article:hover,
.quote-grid article:hover {
  transform: translateY(-3px);
  border-color: rgba(52, 50, 184, 0.22);
  box-shadow: var(--shadow);
}

.feature-grid article h3,
.grade-overview article h3,
.solution-grid article h3,
.document-grid article h3 {
  margin-top: 14px;
}

.feature-grid span,
.solution-grid span,
.document-grid span,
.grade-overview span {
  display: inline-flex;
  align-items: center;
  padding: 5px 13px;
  font-family: var(--font-display);
  color: var(--indigo);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--indigo-soft);
  border-radius: var(--radius-sm);
}

/* 媒体 */
.section-media {
  margin-bottom: 30px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.section-media img {
  width: 100%;
  height: clamp(280px, 38vw, 420px);
  object-fit: cover;
}

.section-visual {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: center;
}

.visual-copy p:last-child {
  max-width: 56ch;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.visual-media {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.visual-media img {
  width: 100%;
  height: clamp(300px, 40vw, 440px);
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.visual-media:hover img {
  transform: scale(1.03);
}/* 文字色 */
.feature-grid p,
.grade-overview p,
.solution-grid p,
.quote-grid span,
.document-grid p,
.panel p,
.clean-list,
.article-list li {
  color: var(--muted);
}

/* 靛蓝带上的玻璃卡 */
.dark-cards article,
.section-dark .timeline li {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow: none;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.dark-cards article:hover,
.section-dark .timeline li:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.4);
}

.dark-cards p,
.section-dark .timeline p {
  color: rgba(255, 255, 255, 0.8);
}

/* ============================================================
   关于 / 两栏
   ============================================================ */
.about-layout,
.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 20px;
}

.statement-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100%;
  color: var(--white);
  background: var(--grad-band);
  border: 0;
  box-shadow: var(--shadow-band);
}

.statement-card span {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  padding: 5px 13px;
  font-family: var(--font-display);
  color: var(--indigo-dark);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--mint);
  border-radius: var(--radius-sm);
}

.statement-card h2 {
  margin-top: 44px;
  color: var(--white);
  font-size: clamp(23px, 2.3vw, 29px);
  font-weight: 600;
  line-height: 1.35;
}

.key-value {
  display: grid;
  gap: 1px;
  margin: 18px 0 0;
  padding: 0;
  overflow: hidden;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
}

.key-value div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 12px;
  padding: 13px 15px;
  background: var(--white);
}

.key-value dt {
  color: var(--muted);
  font-size: 14px;
}

.key-value dd {
  margin: 0;
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* ============================================================
   产品页：标准产品信息卡
   ============================================================ */
.product-info-section {
  position: relative;
}

.product-info-board {
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
  gap: clamp(18px, 2.6vw, 30px);
  align-items: stretch;
}

.product-info-board .panel {
  position: relative;
  overflow: hidden;
  min-height: 100%;
  padding: clamp(24px, 3vw, 34px);
  border-color: rgba(36, 68, 200, 0.12);
}

.product-info-board .panel::before {
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  content: "";
  background: var(--grad-btn);
}

.product-id-card {
  background:
    linear-gradient(135deg, rgba(22, 200, 207, 0.08), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
}

.product-id-card::after {
  position: absolute;
  right: -26px;
  bottom: -18px;
  width: 220px;
  height: 150px;
  content: "";
  background:
    repeating-linear-gradient(90deg, rgba(36, 68, 200, 0.06) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(0deg, rgba(22, 200, 207, 0.05) 0 1px, transparent 1px 18px);
  opacity: 0.72;
  pointer-events: none;
}

.product-route-card {
  background:
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%),
    var(--white);
}

.product-card-head {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 16px;
  align-items: center;
}

.product-card-head.compact {
  margin-bottom: 20px;
}

.product-card-head p {
  margin: 0 0 4px;
  color: var(--indigo);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  line-height: 1.35;
  text-transform: uppercase;
}

.product-card-head h3 {
  font-size: clamp(22px, 2.2vw, 28px);
}

.product-mark {
  flex: none;
  display: grid;
  width: 68px;
  height: 68px;
  place-items: center;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  background: var(--grad-band);
  border-radius: 4px;
  box-shadow: 0 18px 40px -28px rgba(36, 68, 200, 0.72);
}

.product-route-card .product-mark {
  color: var(--indigo);
  background: linear-gradient(180deg, #eef7ff, #ffffff);
  border: 1px solid rgba(36, 68, 200, 0.14);
  box-shadow: none;
}

.product-summary {
  position: relative;
  z-index: 1;
  max-width: 58ch;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 15.5px;
}

.product-status {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.product-status span,
.product-support-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 11px;
  color: var(--indigo);
  font-size: 12.5px;
  font-weight: 700;
  line-height: 1.25;
  background: #eaf5ff;
  border: 1px solid rgba(36, 68, 200, 0.1);
  border-radius: 4px;
}

.product-quick-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 24px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(36, 68, 200, 0.1);
  border-radius: 4px;
}

.product-quick-stats span {
  display: grid;
  gap: 4px;
  min-height: 82px;
  padding: 16px 18px;
  border-right: 1px solid rgba(36, 68, 200, 0.09);
}

.product-quick-stats span:last-child {
  border-right: 0;
}

.product-quick-stats strong {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: clamp(17px, 1.7vw, 21px);
  font-weight: 700;
  line-height: 1.15;
  white-space: nowrap;
}

.product-quick-stats small {
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.45;
}

.product-key-value {
  position: relative;
  z-index: 1;
  gap: 0;
  margin-top: 22px;
  overflow: visible;
  background: transparent;
  border: 0;
  border-radius: 0;
}

.product-key-value div {
  grid-template-columns: 92px 1fr;
  gap: 16px;
  padding: 13px 0;
  background: transparent;
  border-bottom: 1px solid rgba(17, 24, 39, 0.08);
}

.product-key-value div:last-child {
  border-bottom: 0;
}

.product-key-value dt {
  color: #667085;
  font-size: 13.5px;
}

.product-key-value dd {
  color: #162033;
  font-size: 15px;
  line-height: 1.65;
}

.route-list {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 10px;
}

.route-list a {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 46px 15px 16px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(16, 38, 76, 0.1);
  border-radius: 4px;
  transition: transform 0.28s var(--ease), border-color 0.28s, background 0.28s,
    box-shadow 0.28s;
}

.route-list a::after {
  position: absolute;
  top: 18px;
  right: 18px;
  color: var(--indigo);
  content: "→";
  font-size: 18px;
  line-height: 1;
  opacity: 0.72;
  transition: transform 0.28s var(--ease), opacity 0.28s;
}

.route-list a:hover {
  background: #ffffff;
  border-color: rgba(22, 200, 207, 0.42);
  box-shadow: 0 18px 34px -28px rgba(25, 167, 230, 0.52);
  transform: translateX(4px);
}

.route-list a:hover::after {
  opacity: 1;
  transform: translateX(4px);
}

.route-list span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--indigo);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  background: #eef7ff;
  border: 1px solid rgba(36, 68, 200, 0.12);
  border-radius: 4px;
}

.route-list strong {
  display: block;
  color: var(--ink);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.35;
}

.route-list p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.6;
}

.product-support-strip {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid rgba(17, 24, 39, 0.08);
}

/* ============================================================
   产品等级
   ============================================================ */
.grade-layout {
  display: grid;
  grid-template-columns: 344px minmax(0, 1fr);
  gap: 20px;
}

.grade-tabs {
  display: grid;
  gap: 12px;
  align-content: start;
}

.grade-tab {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 4px 14px;
  width: 100%;
  padding: 18px;
  color: var(--text);
  text-align: left;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: border-color 0.25s, background 0.25s, transform 0.25s var(--ease),
    box-shadow 0.25s, color 0.25s;
}

.grade-tab:hover {
  border-color: rgba(36, 68, 200, 0.3);
  transform: translateX(3px);
}

.grade-tab span {
  grid-row: span 2;
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  color: var(--indigo);
  font-family: var(--font-display);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--indigo-soft);
  border-radius: var(--radius-sm);
}

.grade-tab strong {
  font-size: 16.5px;
  font-weight: 650;
  color: var(--ink);
}

.grade-tab small {
  color: var(--muted);
  font-size: 13px;
}

.grade-tab.is-active {
  color: var(--white);
  background: var(--grad-band);
  border-color: transparent;
  box-shadow: var(--shadow-band);
}

.grade-tab.is-active strong {
  color: var(--white);
}

.grade-tab.is-active span {
  color: var(--indigo-dark);
  background: var(--mint);
}

.grade-tab.is-active small {
  color: rgba(255, 255, 255, 0.78);
}

.grade-panel {
  min-height: 400px;
  padding: clamp(28px, 3vw, 40px);
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.grade-panel h3 {
  font-size: clamp(24px, 2.6vw, 30px);
  font-weight: 600;
}

.grade-copy {
  max-width: 64ch;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16.5px;
}

.grade-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
}

.grade-tags span {
  padding: 8px 15px;
  color: var(--indigo);
  font-size: 13px;
  font-weight: 600;
  background: var(--indigo-soft);
  border-radius: var(--radius-sm);
}

.spec-table {
  display: grid;
  gap: 1px;
  overflow: hidden;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
}

.spec-table div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 16px;
  padding: 15px;
  background: var(--white);
}

.spec-table dt {
  color: var(--muted);
}

.spec-table dd {
  margin: 0;
  font-weight: 600;
  color: var(--ink);
}.clean-list {
  display: grid;
  gap: 11px;
  margin: 18px 0 0;
  padding-left: 20px;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.check-grid.compact {
  width: auto;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 20px 0 0;
}

.check-grid span {
  padding: 13px 16px;
  color: var(--text);
  font-weight: 500;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.25s, background 0.25s, color 0.25s;
}

.check-grid span:hover {
  border-color: var(--indigo);
  background: var(--indigo-soft);
  color: var(--indigo-dark);
}

.check-grid span::before {
  margin-right: 9px;
  color: var(--indigo);
  font-weight: 700;
  content: "✓";
}

.number-grid {
  padding: 0;
  list-style: none;
  counter-reset: item;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.number-grid li {
  min-height: 120px;
  padding: 24px;
  color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  counter-increment: item;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 0.3s, border-color 0.3s, transform 0.3s var(--ease);
}

.number-grid li:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-3px);
}

.number-grid li::before {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  margin-bottom: 14px;
  color: var(--indigo-dark);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  background: var(--mint);
  border-radius: 50%;
  content: counter(item, decimal-leading-zero);
}

/* ============================================================
   方案 / 问答 / 指标板
   ============================================================ */
.solution-grid a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  color: var(--indigo);
  font-weight: 600;
  font-size: 14.5px;
}

.solution-grid a::after {
  content: "→";
  transition: transform 0.25s var(--ease);
}

.solution-grid a:hover::after {
  transform: translateX(5px);
}

.application-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.solution-grid article.application-card {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}

.solution-card-media {
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 0 0 22px;
  overflow: hidden;
  background: var(--mist);
  border-bottom: 1px solid var(--line-soft);
}

.solution-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.75s var(--ease);
}

.application-card:hover .solution-card-media img {
  transform: scale(1.04);
}

.application-card > span,
.application-card > h3,
.application-card > p,
.application-card > a {
  margin-right: 24px;
  margin-left: 24px;
}

.application-card > a {
  align-self: flex-start;
  margin-top: auto;
  margin-bottom: 24px;
  padding-top: 18px;
}

.quote-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.quote-grid article {
  display: flex;
  flex-direction: column;
}

.quote-grid q {
  display: block;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
  quotes: "“" "”";
}

.quote-grid q::before {
  display: block;
  margin-bottom: 8px;
  color: var(--indigo);
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  line-height: 0.6;
  content: "“";
}

.quote-grid span {
  display: block;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.65;
}

.metric-board {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.metric-board div {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 118px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.25s, transform 0.25s var(--ease), box-shadow 0.25s;
}

.metric-board div:hover {
  border-color: rgba(36, 68, 200, 0.22);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.metric-board span {
  font-family: var(--font-display);
  color: var(--indigo);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.metric-board strong {
  font-size: 21px;
  font-weight: 650;
  color: var(--ink);
}

.document-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.document-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.document-strip a {
  display: grid;
  gap: 8px;
  min-height: 138px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s var(--ease);
}

.document-strip a:hover {
  border-color: rgba(52, 50, 184, 0.24);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.document-strip span {
  color: var(--indigo);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.document-strip strong {
  color: var(--ink);
  font-size: 17px;
}

.document-strip small {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.6;
}

/* ============================================================
   时间线
   ============================================================ */
.timeline {
  padding: 0;
  list-style: none;
}

.service-timeline {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.service-timeline li {
  position: relative;
  min-height: 255px;
  padding: 24px 18px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), box-shadow 0.3s, border-color 0.3s;
}

.service-timeline li:hover {
  border-color: rgba(36, 68, 200, 0.22);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.service-timeline span {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  color: var(--indigo-dark);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  background: var(--mint);
  border-radius: 50%;
}

.service-timeline h3 {
  margin-top: 18px;
  font-size: 17px;
}

.service-timeline p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.timeline li {
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), box-shadow 0.3s, border-color 0.3s;
}

.timeline li:hover {
  transform: translateY(-4px);
}

.timeline h3 {
  margin-top: 16px;
}

.timeline p {
  margin-top: 10px;
}

.timeline span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--indigo-dark);
  font-family: var(--font-display);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  background: var(--mint);
  border-radius: 50%;
}

/* ============================================================
   表格
   ============================================================ */
.table-wrap {
  padding: 0;
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
}

th,
td {
  padding: 16px 20px;
  text-align: left;
  vertical-align: top;
  font-size: 15px;
  border-bottom: 1px solid var(--line-soft);
}

th {
  color: var(--indigo-dark);
  font-weight: 650;
  background: var(--paper-2);
}

tbody tr:last-child td {
  border-bottom: 0;
}

tbody tr:hover td {
  background: var(--paper-2);
}

/* ============================================================
   路线图
   ============================================================ */
.route-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  align-items: stretch;
}

.route-map .node {
  display: grid;
  place-items: center;
  min-height: 92px;
  padding: 16px;
  text-align: center;
  font-weight: 600;
  font-size: 14.5px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.route-map .key {
  color: var(--white);
  background: var(--grad-btn);
  border-color: transparent;
}

.route-map .muted {
  color: var(--muted);
  background: var(--paper-2);
}

.route-map i {
  display: none;
}

/* ============================================================
   文章 / 关键词（归档页兼容）
   ============================================================ */
.article-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 22px;
  padding-left: 20px;
}

.keyword-groups {
  display: grid;
  gap: 12px;
}

.keyword-groups div {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.keyword-groups strong {
  color: var(--indigo);
}

.keyword-groups span {
  color: var(--muted);
}

/* ============================================================
   SEO 入口卡片
   ============================================================ */
.seo-link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.seo-link-grid.compact {
  gap: 14px;
}

.seo-card {
  display: grid;
  gap: 9px;
  min-height: 178px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), box-shadow 0.3s, border-color 0.3s;
}

.seo-card:hover {
  border-color: rgba(36, 68, 200, 0.24);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.seo-card span {
  display: inline-flex;
  width: fit-content;
  padding: 5px 13px;
  color: var(--indigo);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--indigo-soft);
  border-radius: var(--radius-sm);
}

.seo-card strong {
  color: var(--ink);
  font-size: 19px;
  line-height: 1.4;
}

.seo-card small {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.article-list a,
.feature-grid article h3 a {
  color: var(--ink);
}

.article-list a:hover,
.feature-grid article h3 a:hover {
  color: var(--indigo);
}

/* ============================================================
   专业文章
   ============================================================ */
.article-hub {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  width: min(100%, var(--max));
  margin-inline: auto;
}

.article-hub a {
  display: grid;
  align-content: start;
  gap: 10px;
  min-height: 230px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}

.article-hub a:hover {
  border-color: rgba(36, 68, 200, 0.24);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.article-hub span,
.article-kicker span {
  display: inline-flex;
  width: fit-content;
  padding: 5px 12px;
  color: var(--indigo);
  font-family: var(--font-display);
  font-size: 11.5px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--indigo-soft);
  border-radius: var(--radius);
}

.article-hub strong {
  color: var(--ink);
  font-size: 18px;
  line-height: 1.42;
}

.article-hub small {
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.65;
}

.technical-article {
  width: min(100%, 980px);
  margin: 0 auto clamp(42px, 6vw, 72px);
  padding: clamp(28px, 4vw, 52px);
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 98px;
}

.technical-article:last-child {
  margin-bottom: 0;
}

.article-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.technical-article h2 {
  max-width: 24ch;
  font-size: clamp(26px, 3.2vw, 40px);
}

.article-lead {
  max-width: 70ch;
  margin: 18px 0 0;
  color: var(--text);
  font-size: clamp(17px, 1.5vw, 19px);
  line-height: 1.8;
}

.article-body {
  display: grid;
  gap: 22px;
  margin-top: 28px;
}

.article-body p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}

.technical-article .table-wrap,
.technical-article .feature-grid,
.technical-article .route-map {
  width: 100%;
}

.technical-article .feature-grid {
  margin-block: 2px;
}

.article-callout {
  padding: 22px;
  color: var(--white);
  background: var(--grad-band);
  border-radius: var(--radius);
  box-shadow: 0 24px 52px -34px rgba(53, 45, 168, 0.55);
}

.article-callout strong {
  display: block;
  color: var(--mint);
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.04em;
}

.article-callout p {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.82);
}

.article-route {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* ============================================================
   资料下载 / 工具包
   ============================================================ */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  width: min(100%, var(--max));
  margin-inline: auto;
}

.resource-grid a {
  display: grid;
  gap: 10px;
  min-height: 188px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}

.resource-grid a:hover {
  border-color: rgba(36, 68, 200, 0.24);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.resource-grid span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--indigo-dark);
  font-family: var(--font-display);
  font-weight: 700;
  background: var(--mint);
  border-radius: 50%;
}

.resource-grid strong {
  color: var(--ink);
  font-size: 19px;
  line-height: 1.4;
}

.resource-grid small {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.resource-section {
  width: min(100%, var(--max));
  margin: 0 auto clamp(46px, 6vw, 72px);
  scroll-margin-top: 96px;
}

.resource-section:last-child {
  margin-bottom: 0;
}

.worksheet {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 20px;
  align-items: start;
}

.worksheet-intro {
  padding: 28px;
  color: var(--white);
  background: var(--grad-band);
  border-radius: var(--radius);
  box-shadow: var(--shadow-band);
}

.worksheet-intro h3 {
  color: var(--white);
}

.worksheet-intro p {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.resource-note {
  max-width: 78ch;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

/* ============================================================
   FAQ 页面
   ============================================================ */
.faq-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  width: min(100%, var(--max));
  margin-inline: auto;
  align-items: start;
}

.faq-index {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 8px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.faq-index a {
  padding: 10px 13px;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.faq-index a:hover {
  color: var(--indigo);
  background: var(--indigo-soft);
}

.faq-groups {
  display: grid;
  gap: 26px;
}

.faq-group {
  padding: clamp(26px, 3vw, 34px);
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  scroll-margin-top: 100px;
}

.faq-group h2 {
  margin-bottom: 20px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 17px 18px;
  color: var(--ink);
  font-weight: 650;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  flex: 0 0 auto;
  color: var(--indigo);
  font-size: 20px;
  line-height: 1;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: 50%;
  content: "+";
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  margin: 0;
  padding: 0 18px 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

/* ============================================================
   CTA / 询盘 / 联系卡
   ============================================================ */
.cta-band {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: clamp(36px, 4vw, 60px);
  color: var(--white);
  background: var(--grad-band);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-band);
  overflow: hidden;
}

.cta-band::after {
  display: none;
}

.cta-band > * {
  position: relative;
  z-index: 1;
}

.cta-band h2 {
  color: var(--white);
}

.cta-band p:last-child {
  max-width: 60ch;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.8);
}

.cta-band .eyebrow {
  color: var(--mint);
}

.cta-band .eyebrow::before {
  background: var(--mint);
}

.cta-band .button-primary {
  color: var(--indigo-dark);
  background: var(--white);
  box-shadow: 0 18px 36px -16px rgba(15, 18, 60, 0.5);
}

.cta-band .button-primary:hover {
  background: var(--mint);
}

.section-dark .cta-band.flat {
  width: min(100%, var(--max));
  padding: 0;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}

.section-dark .cta-band.flat::after {
  display: none;
}

.inquiry-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: clamp(28px, 4vw, 48px);
  align-items: start;
}

.inquiry-copy {
  color: var(--text);
}

.inquiry-copy p:not(.eyebrow) {
  color: var(--muted);
}

.export-box {
  margin-top: 22px;
  color: var(--text);
  background: var(--paper-2);
  box-shadow: none;
}

.export-box h3 {
  margin-bottom: 8px;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.contact-cards article {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.contact-cards span {
  display: inline-flex;
  padding: 5px 13px;
  font-family: var(--font-display);
  color: var(--indigo);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--indigo-soft);
  border-radius: var(--radius-sm);
}

.contact-cards h3 {
  margin-top: 14px;
}

.contact-cards p {
  margin: 8px 0 0;
  color: var(--muted);
}

.inquiry-form {
  display: grid;
  gap: 16px;
  color: var(--text);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.inquiry-form label {
  display: grid;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.inquiry-form input:not([type="checkbox"]):not([type="radio"]),
.inquiry-form select,
.inquiry-form textarea {
  width: 100%;
  padding: 13px 16px;
  color: var(--ink);
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.inquiry-form input::placeholder,
.inquiry-form textarea::placeholder {
  color: var(--muted-2);
}

.inquiry-form input:not([type="checkbox"]):not([type="radio"]):focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
  background: var(--white);
  border-color: var(--indigo);
  box-shadow: 0 0 0 4px rgba(36, 68, 200, 0.14);
}

.form-options {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.form-options label {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  font-weight: 500;
  white-space: nowrap;
  color: var(--muted);
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.form-options label:hover {
  border-color: var(--indigo);
  color: var(--indigo-dark);
  background: var(--indigo-soft);
}

.form-options input {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  margin: 0;
  accent-color: var(--indigo);
}

.form-submit {
  width: 100%;
}

.form-submit:disabled {
  cursor: progress;
  opacity: 0.72;
}

.botcheck-field {
  display: none;
}

.form-note {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.form-note.is-success {
  color: var(--indigo);
  font-weight: 600;
}

.form-note.is-error {
  color: #b42318;
  font-weight: 600;
}

/* ============================================================
   企业页脚 — 信息型深色页脚
   ============================================================ */
.site-footer {
  position: relative;
  padding: clamp(58px, 7vw, 86px) clamp(18px, 4vw, 52px) 28px;
  color: rgba(255, 255, 255, 0.78);
  background:
    radial-gradient(circle at 8% 10%, rgba(22, 200, 207, 0.2), transparent 32%),
    linear-gradient(180deg, #0b1830 0%, #071225 55%, #050b18 100%);
  overflow: hidden;
}

.site-footer::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 72%);
  pointer-events: none;
}

.footer-inner {
  position: relative;
  z-index: 1;
  width: min(100%, var(--max));
  margin: 0 auto;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(260px, 1.55fr) repeat(4, minmax(140px, 0.75fr));
  gap: clamp(24px, 3vw, 42px);
  align-items: start;
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.footer-logo strong,
.footer-logo small {
  display: block;
}

.footer-logo strong {
  color: var(--white);
  font-size: 18px;
  line-height: 1.2;
}

.footer-logo small {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.62);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-brand p {
  max-width: 42ch;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14.5px;
  line-height: 1.8;
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.footer-badges span {
  padding: 7px 12px;
  color: var(--mint);
  font-size: 12px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-sm);
}

.footer-column,
.footer-contact {
  display: grid;
  gap: 9px;
}

.footer-column h2,
.footer-contact h2 {
  margin: 0 0 8px;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-column a {
  width: fit-content;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  transition: color 0.2s, transform 0.2s var(--ease);
}

.footer-column a:hover {
  color: var(--mint);
  transform: translateX(3px);
}

.footer-contact p {
  display: grid;
  gap: 2px;
  margin: 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
  line-height: 1.55;
}

.footer-contact span {
  color: rgba(255, 255, 255, 0.46);
  font-size: 12px;
  text-transform: uppercase;
}

.footer-rfq {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: clamp(38px, 5vw, 56px);
  padding: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.footer-rfq strong {
  display: block;
  color: var(--white);
  font-size: clamp(19px, 2vw, 24px);
  line-height: 1.35;
}

.footer-rfq p {
  max-width: 70ch;
  margin: 7px 0 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

.footer-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  flex: 0 0 auto;
  color: var(--indigo-dark);
  font-weight: 650;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 16px 32px -16px rgba(10, 12, 50, 0.6);
  transition: background 0.25s, transform 0.25s var(--ease);
}

.footer-cta:hover {
  background: var(--mint);
  transform: translateY(-1px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.48);
  font-size: 13px;
}

.footer-bottom div {
  display: flex;
  gap: 14px;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.56);
  font-size: 13px;
}

.footer-bottom a:hover {
  color: var(--mint);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1180px) {
  .site-nav a {
    padding-inline: 9px;
    font-size: 13.5px;
  }

  .footer-main {
    grid-template-columns: minmax(260px, 1.2fr) repeat(2, minmax(160px, 1fr));
  }

  .article-hub {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .resource-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid.five,
  .feature-grid.four,
  .grade-overview,
  .solution-grid,
  .quote-grid,
  .timeline,
  .service-timeline,
  .document-strip,
  .number-grid,
  .metric-board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 980px) {
  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: clamp(18px, 4vw, 48px);
    left: clamp(18px, 4vw, 48px);
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--line-soft);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  }

  .site-nav.is-open {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

  .site-nav a::after {
    display: none;
  }

  .site-nav a.is-active:not(.nav-cta),
  .site-nav a:hover:not(.nav-cta) {
    color: var(--indigo);
    background: var(--indigo-soft);
  }

  .site-nav .nav-cta {
    margin: 6px 0 0;
    text-align: center;
  }.about-layout,
  .grade-layout,
  .two-column,
  .section-visual,
  .inquiry-section,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .faq-index {
    position: static;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .article-hub,
  .article-route,
  .resource-grid,
  .worksheet {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .document-grid,
  .feature-grid.three,
  .article-list,
  .route-map,
  .contact-cards,
  .seo-link-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta-band {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-rfq,
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 12px 16px;
  }

  .brand small {
    display: none;
  }.feature-grid.two,
  .feature-grid.three,
  .feature-grid.four,
  .feature-grid.five,
  .grade-overview,
  .solution-grid,
  .quote-grid,
  .document-grid,
  .timeline,
  .service-timeline,
  .document-strip,
  .metric-board,
  .number-grid,
  .article-list,
  .route-map,
  .form-row,
  .check-grid,
  .check-grid.compact,
  .contact-cards,
  .seo-link-grid {
    grid-template-columns: 1fr;
  }

  .key-value div,
  .spec-table div,
  .keyword-groups div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .product-info-board .panel {
    padding: 22px 18px;
  }

  .product-card-head {
    gap: 12px;
    align-items: flex-start;
  }

  .product-mark {
    width: 56px;
    height: 56px;
    font-size: 12px;
  }

  .product-quick-stats {
    grid-template-columns: 1fr;
  }

  .product-quick-stats span,
  .product-quick-stats span:last-child {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(36, 68, 200, 0.09);
  }

  .product-quick-stats span:last-child {
    border-bottom: 0;
  }

  .product-key-value div {
    padding: 12px 0;
  }

  .route-list a {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
    padding: 14px 38px 14px 14px;
  }

  .route-list span {
    width: 34px;
    height: 34px;
  }

  .faq-index {
    grid-template-columns: 1fr;
  }

  .article-hub,
  .article-route,
  .resource-grid,
  .worksheet {
    grid-template-columns: 1fr;
  }

  .technical-article {
    padding: 24px 18px;
  }

  .faq-list summary {
    align-items: flex-start;
  }

  .statement-card h2 {
    margin-top: 28px;
  }

  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .footer-rfq {
    padding: 20px;
  }

  .footer-cta {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

.nav-lang {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.nav-lang svg {
  width: 16px;
  height: 16px;
  opacity: 0.85;
}

.button {
  gap: 8px;
}

.button svg {
  width: 18px;
  height: 18px;
}

/* —— Hero —— */
.home-hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: clamp(700px, 74vw, 820px);
  padding: clamp(126px, 9vw, 154px) clamp(18px, 4vw, 52px) clamp(86px, 8vw, 118px);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.96) 34%, rgba(255, 255, 255, 0.78) 50%, rgba(255, 255, 255, 0.08) 72%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.92) 100%),
    url("assets/design/hero-bg-1920.webp") center center / cover no-repeat,
    #f7fbfd;
  /* 高密度屏用 2 倍预放大锐化图,避免浏览器拉伸发糊 */
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.96) 34%, rgba(255, 255, 255, 0.78) 50%, rgba(255, 255, 255, 0.08) 72%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.92) 100%),
    -webkit-image-set(url("assets/design/hero-bg-1920.webp") 1x, url("assets/design/hero-bg-3840.webp") 2x);
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.96) 34%, rgba(255, 255, 255, 0.78) 50%, rgba(255, 255, 255, 0.08) 72%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.92) 100%),
    image-set(url("assets/design/hero-bg-1920.webp") 1x, url("assets/design/hero-bg-3840.webp") 2x);
  overflow: hidden;
}

.home-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 560px);
  gap: 0;
  width: min(100%, 1240px);
  margin: 0 auto;
  align-items: center;
}

.home-hero-copy {
  position: relative;
  z-index: 1;
}

.home-hero-copy .eyebrow {
  margin-bottom: 24px;
}

.home-hero h1 {
  display: flex;
  flex-direction: column;
  max-width: none;
}

.home-hero-word {
  font-size: clamp(62px, 7.2vw, 100px);
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 0.95;
  color: var(--indigo);
}

.home-hero-sub {
  margin-top: 12px;
  font-size: clamp(30px, 3.3vw, 42px);
  font-weight: 700;
  color: var(--ink);
}

.home-hero-en {
  margin-top: 8px;
  font-family: var(--font-sans);
  font-size: clamp(16px, 1.6vw, 20px);
  font-weight: 400;
  color: var(--muted);
}

.home-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  row-gap: 6px;
  margin-top: 24px;
  font-size: 14px;
  color: var(--muted);
}

.home-hero-meta span + span {
  margin-left: 16px;
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

.home-hero .lead {
  max-width: 54ch;
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

.home-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.home-caps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 36px;
  padding-top: 26px;
  border-top: 1px solid var(--line-soft);
}

.home-caps > div {
  display: grid;
  justify-items: start;
  gap: 2px;
  font-size: 12.5px;
  color: var(--muted);
}

.home-caps svg {
  width: 26px;
  height: 26px;
  margin-bottom: 6px;
  color: var(--indigo);
}

.home-caps strong {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
}

.home-hero-mobile-media {
  display: none;
  margin: 0;
}

/* —— 指标条 —— */
.home-metrics-wrap {
  padding: 0 clamp(18px, 4vw, 52px);
}

.home-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(100%, 1240px);
  margin: clamp(28px, 3.5vw, 48px) auto 0;
  padding: 24px 8px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}

.home-metrics > div {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 6px 16px;
}

.home-metrics > div + div {
  border-left: 1px solid var(--line-soft);
}

.home-metrics svg {
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  color: var(--indigo);
  opacity: 0.9;
}

.home-metrics strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.2vw, 29px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--indigo);
}

.home-metrics strong em {
  font-size: 0.55em;
  font-style: normal;
  font-weight: 600;
}

.home-metrics span {
  display: block;
  margin-top: 2px;
  font-size: 13.5px;
  color: var(--muted);
}

/* —— 区块副标题 —— */
.section-sub,
.section-heading p.section-sub:last-child {
  margin: 10px 0 0;
  font-size: 15px;
  color: var(--muted);
}

/* —— 产品牌号 —— */
.spec-block {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(360px, 0.82fr);
  gap: 24px;
  align-items: stretch;
}

.spec-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(244, 249, 255, 0.96)),
    var(--white);
  border: 1px solid rgba(16, 38, 76, 0.11);
  border-radius: 8px;
  box-shadow: 0 24px 70px -50px rgba(5, 18, 38, 0.64);
}

.spec-card::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  content: "";
  background: linear-gradient(180deg, var(--bio-cyan), var(--bio-blue));
}

.spec-card-head {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 8px;
  padding: 28px 30px 22px;
  background:
    radial-gradient(circle at 96% 0%, rgba(22, 200, 207, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(234, 243, 251, 0.74), rgba(255, 255, 255, 0.5));
  border-bottom: 1px solid rgba(16, 38, 76, 0.08);
}

.spec-card-head span {
  color: var(--bio-blue);
  font-family: var(--font-display);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.spec-card-head h3 {
  margin: 0;
  color: #121a2c;
  font-size: clamp(22px, 2.1vw, 30px);
  font-weight: 720;
  letter-spacing: 0;
}

.spec-card-head p {
  max-width: 62ch;
  margin: 0;
  color: #647184;
  font-size: 14.5px;
  line-height: 1.75;
}

.spec-card .table-wrap {
  margin: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
  overflow-x: auto;
}

.spec-card .table-wrap table {
  min-width: 680px;
  background: transparent;
}

.spec-table thead th {
  padding-top: 15px;
  padding-bottom: 15px;
  background: rgba(234, 241, 254, 0.72);
  color: #5d6a7c;
  font-size: 13px;
  font-weight: 680;
}

.spec-table th:first-child,
.spec-table td:first-child {
  padding-left: 30px;
}

.spec-table td {
  color: #334155;
  font-size: 14.5px;
  font-weight: 560;
  border-bottom-color: rgba(16, 38, 76, 0.08);
}

.spec-table tbody tr.is-recommended td {
  background: linear-gradient(90deg, rgba(22, 200, 207, 0.1), rgba(234, 241, 254, 0.82));
}

.spec-table tbody tr.is-recommended td:first-child {
  box-shadow: inset 4px 0 0 var(--bio-cyan);
}

.spec-table td:first-child a {
  color: var(--bio-blue);
  font-weight: 760;
}

.spec-table td:first-child a:hover {
  text-decoration: underline;
}

.spec-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 9px;
  font-size: 11.5px;
  font-style: normal;
  font-weight: 720;
  color: #fff;
  vertical-align: 1px;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
  border-radius: 999px;
}

.spec-card .spec-note {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 0;
  padding: 16px 30px;
  color: #647184;
  font-size: 13px;
  line-height: 1.65;
  background: rgba(255, 255, 255, 0.72);
  border-top: 1px solid rgba(16, 38, 76, 0.08);
}

.spec-card .spec-note strong {
  flex: none;
  color: var(--bio-blue);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.spec-card .spec-note span {
  min-width: 0;
}

.spec-proofs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding: 0;
  margin-top: auto;
  background: rgba(16, 38, 76, 0.08);
  border-top: 1px solid rgba(16, 38, 76, 0.08);
}

.spec-proofs > div {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  min-height: 102px;
  padding: 18px 16px;
  background: rgba(248, 251, 255, 0.92);
}

.spec-proofs svg {
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  color: var(--bio-cyan);
}

.spec-proofs strong {
  display: block;
  font-size: 14px;
  font-weight: 720;
  color: #172033;
}

.spec-proofs small {
  display: block;
  font-size: 12px;
  line-height: 1.55;
  color: var(--muted);
}

.spec-photo {
  position: relative;
  isolation: isolate;
  min-height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bio-navy);
  border: 1px solid rgba(16, 38, 76, 0.11);
  border-radius: 8px;
  box-shadow: 0 24px 70px -50px rgba(5, 18, 38, 0.64);
}

.spec-photo::before,
.spec-photo::after {
  position: absolute;
  z-index: 1;
  content: "";
  pointer-events: none;
}

.spec-photo::before {
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 18, 38, 0.02) 0%, rgba(5, 18, 38, 0.2) 48%, rgba(5, 18, 38, 0.82) 100%),
    radial-gradient(circle at 18% 92%, rgba(22, 200, 207, 0.42), transparent 38%);
}

.spec-photo::after {
  top: 24px;
  right: 24px;
  width: 58px;
  height: 126px;
  background:
    linear-gradient(180deg, rgba(22, 200, 207, 0.95), rgba(22, 200, 207, 0.14)),
    linear-gradient(180deg, rgba(90, 123, 240, 0.75), rgba(36, 68, 200, 0.18));
  background-blend-mode: screen;
  opacity: 0.86;
}

.spec-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.012);
}

.spec-photo-panel {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  z-index: 2;
  padding: 22px;
  color: rgba(231, 241, 255, 0.88);
  background: rgba(5, 18, 38, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  backdrop-filter: blur(12px);
}

.spec-photo-kicker {
  display: block;
  color: var(--bio-cyan);
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 720;
  letter-spacing: 0.16em;
}

.spec-photo-panel strong {
  display: block;
  margin-top: 8px;
  color: #fff;
  font-size: clamp(21px, 2.1vw, 28px);
  font-weight: 760;
}

.spec-photo-panel small {
  display: block;
  max-width: 42ch;
  margin-top: 8px;
  color: rgba(231, 241, 255, 0.74);
  font-size: 13px;
  line-height: 1.7;
}

.spec-photo-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 18px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
}

.spec-photo-stats span {
  min-width: 0;
  padding: 12px 10px;
  background: rgba(255, 255, 255, 0.07);
}

.spec-photo-stats b {
  display: block;
  color: #fff;
  font-size: 15px;
  font-weight: 760;
}

.spec-photo-stats em {
  display: block;
  margin-top: 3px;
  color: rgba(231, 241, 255, 0.66);
  font-size: 11.5px;
  font-style: normal;
  line-height: 1.35;
}

/* —— 服务流程 —— */
.process-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  margin: 38px 0 0;
  padding: 0;
  list-style: none;
}

.process-grid li {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 5px;
  padding: 0 6px;
  text-align: center;
}

.process-icon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  color: var(--indigo);
  background: var(--white);
  border: 1px solid #e2e8f4;
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
}

.process-icon svg {
  width: 26px;
  height: 26px;
}

.process-grid li::after {
  position: absolute;
  top: 32px;
  right: calc(-50% + 44px);
  left: calc(50% + 44px);
  content: "";
  border-top: 2px dotted #c9d3e8;
}

.process-grid li:last-child::after {
  display: none;
}

.process-grid b {
  margin-top: 10px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--indigo);
}

.process-grid strong {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.process-grid small {
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* —— 质量与文件 —— */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.doc-grid > a {
  display: grid;
  justify-items: start;
  gap: 3px;
  padding: 22px 20px 18px;
  background: var(--white);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s var(--ease), box-shadow 0.25s, border-color 0.25s;
}

.doc-grid > a:hover {
  border-color: rgba(36, 68, 200, 0.35);
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.doc-ico {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 46px;
  margin-bottom: 10px;
  color: #e25555;
}

.doc-ico svg {
  width: 40px;
  height: 40px;
}

.doc-ico i {
  position: absolute;
  bottom: 5px;
  left: 0;
  padding: 1px 5px;
  font-size: 9px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: #fff;
  background: #e25555;
  border-radius: 3px;
}

.doc-reach .doc-ico {
  color: var(--indigo);
}

.doc-reach .doc-ico i {
  background: var(--indigo);
}

.doc-grid strong {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.doc-grid small {
  font-size: 12.5px;
  color: var(--muted);
}

.doc-grid em {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-size: 13.5px;
  font-style: normal;
  font-weight: 600;
  color: var(--indigo);
}

.doc-grid em svg {
  width: 15px;
  height: 15px;
}

/* —— 选择德美拓的 4 大理由 —— */
.reasons-band {
  display: grid;
  grid-template-columns: 215px 1fr;
  gap: clamp(20px, 3vw, 44px);
  align-items: center;
  padding: clamp(26px, 3vw, 40px) clamp(22px, 3vw, 44px);
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
  border-radius: 14px;
}

.reasons-title {
  display: grid;
  gap: 2px;
  padding-right: clamp(16px, 2vw, 36px);
  border-right: 1px solid var(--line);
}

.reasons-title strong {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.1vw, 25px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--ink);
}

.reasons-title em {
  font-size: 1.3em;
  font-style: normal;
  color: var(--indigo);
}

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

.reasons-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.reasons-list svg {
  flex: none;
  width: 30px;
  height: 30px;
  margin-top: 2px;
  color: var(--indigo);
}

.reasons-list strong {
  display: block;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--ink);
}

.reasons-list small {
  display: block;
  margin-top: 3px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

/* —— 响应式 —— */
@media (max-width: 1080px) {
  .home-hero-grid {
    grid-template-columns: minmax(0, 560px);
  }

  .home-hero {
    min-height: 700px;
    background:
      linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.94) 48%, rgba(255, 255, 255, 0.46) 70%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.96) 100%),
      url("assets/design/hero-bg-1920.webp") 58% center / cover no-repeat,
      #f7fbfd;
    background-image:
      linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.94) 48%, rgba(255, 255, 255, 0.46) 70%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.96) 100%),
      -webkit-image-set(url("assets/design/hero-bg-1920.webp") 1x, url("assets/design/hero-bg-3840.webp") 2x);
    background-image:
      linear-gradient(90deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.94) 48%, rgba(255, 255, 255, 0.46) 70%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.18) 0%, rgba(255, 255, 255, 0.96) 100%),
      image-set(url("assets/design/hero-bg-1920.webp") 1x, url("assets/design/hero-bg-3840.webp") 2x);
  }

  .home-metrics {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 16px;
  }

  .home-metrics > div + div {
    border-left: 0;
  }

  .home-metrics > div:nth-child(even) {
    border-left: 1px solid var(--line-soft);
  }

  .spec-block {
    grid-template-columns: 1fr;
  }

  .spec-photo {
    min-height: 430px;
  }

  .process-grid {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 28px;
  }

  .process-grid li::after {
    display: none;
  }

  .doc-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .reasons-band {
    grid-template-columns: 1fr;
  }

  .reasons-title {
    padding: 0 0 14px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .reasons-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  /* 文案优先：首屏 = 信息 + CTA，产品图退为下方圆角卡片 */
  .home-hero {
    min-height: auto;
    /* 页头为 fixed(约 69px),顶距需将其计入 */
    padding: 100px 18px 50px;
    background: linear-gradient(180deg, #f3f6fb 0%, #ffffff 88%);
  }

  .home-hero-copy .eyebrow {
    margin-bottom: 16px;
  }

  .home-hero-meta {
    font-size: 13.5px;
    row-gap: 4px;
    margin-top: 18px;
  }

  .home-hero-meta span + span {
    margin-left: 14px;
    padding-left: 0;
    border-left: 0;
  }

  .home-hero .lead {
    margin-top: 14px;
  }

  .home-hero-actions {
    margin-top: 22px;
  }

  .home-hero-actions .button {
    flex: 1 1 calc(50% - 7px);
    justify-content: center;
  }

  .home-hero-mobile-media {
    display: block;
    margin: 26px 0 0;
    overflow: hidden;
    border: 1px solid var(--line-soft);
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
  }

  .home-hero-mobile-media img {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 0.92;
    object-fit: cover;
    object-position: 50% 16%;
  }

  .home-caps {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 24px;
    padding-top: 22px;
  }


  .home-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .doc-grid {
    grid-template-columns: 1fr 1fr;
  }

  .reasons-list {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   设计打磨层(2026-06-11)：滚动渐显 / 计数 / skip-link / 微层次
   ============================================================ */

/* 滚动渐显 —— 仅在 JS 可用时隐藏初始态,保证爬虫与无 JS 环境内容完整 */
html.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

html.js .reveal.in-view {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html.js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* 滚动后头部增加柔和投影,与白底内容分层 */
.site-header.is-scrolled {
  box-shadow: 0 8px 28px -14px rgba(17, 24, 39, 0.18);
}

/* CTA 色带:径向光晕呼应页脚 */
.cta-band::after {
  display: block;
  position: absolute;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 86% 12%, rgba(22, 200, 207, 0.26), transparent 42%),
    radial-gradient(circle at 8% 92%, rgba(255, 255, 255, 0.1), transparent 38%);
  pointer-events: none;
}

/* 键盘用户跳转主内容 */
.skip-link {
  position: fixed;
  top: -56px;
  left: 16px;
  z-index: 120;
  padding: 10px 18px;
  color: #fff;
  font-weight: 600;
  background: var(--indigo);
  border-radius: 0 0 10px 10px;
  transition: top 0.2s var(--ease);
}

.skip-link:focus {
  top: 0;
}

/* ============================================================
   Product Design 参考层：BIO 设计层(参考转译,已系统化)：全站令牌已对齐此色系
   深海军蓝 / 青蓝竖向光条 / 白色内容段 / 科技材料品牌站
   ============================================================ */

:root {
  --bio-navy: #071225;
  --bio-navy-2: #0b1830;
  --bio-navy-3: #10264c;
  --bio-cyan: #16c8cf;
  --bio-sky: #19a7e6;
  --bio-blue: #2444c8;
  --bio-ice: #eaf3fb;
  --bio-muted: #aebbd0;
  --bio-line: rgba(142, 214, 236, 0.18);
  --bio-glass: rgba(10, 24, 46, 0.72);
}

body[data-page="home"] {
  color: #dbe7f6;
  background: var(--bio-navy);
}

body[data-page="home"] .site-header,
body[data-page="home"] .site-header.solid,
body[data-page="home"] .site-header.is-scrolled {
  color: #fff;
  background: rgba(5, 13, 28, 0.76);
  border-bottom-color: rgba(255, 255, 255, 0.08);
  box-shadow: none;
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
}

body[data-page="home"] .brand {
  gap: 10px;
}

body[data-page="home"] .brand-hex {
  filter: drop-shadow(0 0 18px rgba(23, 199, 210, 0.34));
}

body[data-page="home"] .brand strong,
body[data-page="home"] .brand small,
body[data-page="home"] .site-nav a,
body[data-page="home"] .menu-toggle {
  color: #fff;
}

body[data-page="home"] .brand small,
body[data-page="home"] .site-nav a {
  opacity: 0.78;
}

body[data-page="home"] .site-nav a:hover,
body[data-page="home"] .site-nav a.is-active {
  color: #fff;
  opacity: 1;
  background: rgba(255, 255, 255, 0.08);
}

body[data-page="home"] .site-nav a::after {
  background: linear-gradient(90deg, var(--bio-cyan), var(--bio-blue));
}

body[data-page="home"] .site-nav .nav-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 18px 34px -22px rgba(22, 200, 207, 0.72);
  opacity: 1;
}

body[data-page="home"] .menu-toggle {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

body[data-page="home"] .home-hero {
  min-height: clamp(760px, 82vw, 920px);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(5, 12, 26, 0.92) 0%, rgba(7, 18, 37, 0.82) 40%, rgba(7, 18, 37, 0.5) 70%, rgba(7, 18, 37, 0.78) 100%),
    linear-gradient(180deg, rgba(7, 18, 37, 0.16) 0%, rgba(7, 18, 37, 0.88) 100%),
    url("assets/design/precision-hero-background.webp") center center / cover no-repeat,
    var(--bio-navy);
}

body[data-page="home"] .home-hero::before,
body[data-page="home"] .home-hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

body[data-page="home"] .home-hero::before {
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, transparent 0%, #000 22%, #000 72%, transparent 100%);
  opacity: 0.48;
}

body[data-page="home"] .home-hero::after {
  right: clamp(-160px, -8vw, -80px);
  bottom: clamp(42px, 8vw, 120px);
  width: clamp(220px, 28vw, 420px);
  aspect-ratio: 1;
  border: clamp(46px, 6vw, 84px) solid rgba(22, 200, 207, 0.72);
  border-radius: 50%;
  box-shadow: 0 0 58px rgba(25, 167, 230, 0.25);
  opacity: 0.72;
}

.data-bars {
  position: absolute;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  pointer-events: none;
}

.data-bars i {
  display: block;
  width: 46px;
  border-radius: 0 0 2px 2px;
  box-shadow: 0 18px 36px rgba(25, 167, 230, 0.24);
}

.data-bars i:nth-child(1) {
  height: 104px;
  margin-top: 44px;
  background: linear-gradient(180deg, transparent 0%, var(--bio-cyan) 100%);
}

.data-bars i:nth-child(2) {
  height: 156px;
  background: linear-gradient(180deg, transparent 0%, var(--bio-sky) 100%);
}

.data-bars i:nth-child(3) {
  height: 132px;
  margin-top: 26px;
  background: linear-gradient(180deg, transparent 0%, var(--bio-blue) 100%);
}

.hero-accent-bars {
  top: clamp(92px, 12vw, 150px);
  right: clamp(36px, 11vw, 164px);
}

.section-accent-bars {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}

.section-accent-bars i {
  width: 8px;
  box-shadow: none;
}

.section-accent-bars i:nth-child(1) {
  height: 54px;
  margin-top: -6px;
}

.section-accent-bars i:nth-child(2) {
  height: 74px;
  margin-top: -18px;
}

.section-accent-bars i:nth-child(3) {
  height: 48px;
  margin-top: -2px;
}

body[data-page="home"] .home-hero-grid {
  position: relative;
  z-index: 2;
}

body[data-page="home"] .home-hero-copy {
  max-width: 620px;
}

body[data-page="home"] .home-hero-copy .eyebrow {
  color: var(--bio-cyan);
}

body[data-page="home"] .home-hero h1 {
  color: #fff;
}

body[data-page="home"] .home-hero-word {
  color: #fff;
  font-size: clamp(74px, 8.6vw, 124px);
  font-weight: 700;
  letter-spacing: 0;
  text-shadow: 0 22px 50px rgba(0, 0, 0, 0.32);
}

body[data-page="home"] .home-hero-sub {
  color: #fff;
  font-size: clamp(27px, 3vw, 42px);
}

body[data-page="home"] .home-hero-en,
body[data-page="home"] .home-hero .lead,
body[data-page="home"] .home-hero-meta {
  color: rgba(231, 241, 255, 0.82);
}

body[data-page="home"] .home-hero-meta span + span {
  border-left-color: rgba(255, 255, 255, 0.18);
}

body[data-page="home"] .home-hero .button-primary,
body[data-page="home"] .cta-band .button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
  box-shadow: 0 18px 40px -22px rgba(22, 200, 207, 0.8);
}

body[data-page="home"] .home-hero .button-secondary {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: none;
}

body[data-page="home"] .home-caps {
  border-top-color: rgba(255, 255, 255, 0.13);
}

body[data-page="home"] .home-caps > div {
  min-height: 126px;
  padding: 18px 14px;
  color: var(--bio-muted);
  background: rgba(9, 27, 55, 0.56);
  border: 1px solid rgba(120, 218, 242, 0.14);
  border-radius: 4px;
}

body[data-page="home"] .home-caps svg {
  color: var(--bio-cyan);
}

body[data-page="home"] .home-caps strong {
  color: #fff;
}

body[data-page="home"] .home-metrics-wrap {
  position: relative;
  z-index: 3;
  margin-top: -48px;
}

body[data-page="home"] .home-metrics {
  background: linear-gradient(135deg, rgba(10, 27, 56, 0.96), rgba(13, 39, 77, 0.96));
  border-color: var(--bio-line);
  border-radius: 4px;
  box-shadow: 0 28px 80px -48px rgba(0, 0, 0, 0.8);
}

body[data-page="home"] .home-metrics > div + div,
body[data-page="home"] .home-metrics > div:nth-child(even) {
  border-left-color: rgba(255, 255, 255, 0.1);
}

body[data-page="home"] .home-metrics svg,
body[data-page="home"] .home-metrics strong {
  color: var(--bio-cyan);
}

body[data-page="home"] .home-metrics span {
  color: rgba(231, 241, 255, 0.72);
}

body[data-page="home"] main > .section {
  position: relative;
  overflow: hidden;
}

body[data-page="home"] .home-products-section,
body[data-page="home"] .home-docs-section,
body[data-page="home"] .home-topics-section {
  background: #f4f7fb;
}

body[data-page="home"] .home-products-section {
  padding-top: clamp(86px, 8vw, 130px);
}

body[data-page="home"] .section-heading {
  position: relative;
  z-index: 1;
}

body[data-page="home"] .section-heading h2 {
  color: #121a2c;
  font-weight: 700;
}

body[data-page="home"] .section-sub,
body[data-page="home"] .section-heading p.section-sub:last-child {
  color: #647184;
}

body[data-page="home"] .text-link {
  color: var(--bio-blue);
}

body[data-page="home"] .spec-card,
body[data-page="home"] .spec-photo,
body[data-page="home"] .doc-grid > a,
body[data-page="home"] .seo-card {
  border-radius: 4px;
  border-color: rgba(16, 38, 76, 0.1);
  box-shadow: 0 24px 60px -46px rgba(5, 18, 38, 0.55);
}

body[data-page="home"] .spec-table td {
  color: #475569;
  font-weight: 520;
}

body[data-page="home"] .spec-table td:first-child a,
body[data-page="home"] .doc-grid em,
body[data-page="home"] .seo-card span {
  color: var(--bio-blue);
}

body[data-page="home"] .spec-table td:first-child {
  color: var(--bio-blue);
}

body[data-page="home"] .spec-badge,
body[data-page="home"] .doc-reach .doc-ico i {
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
}

body[data-page="home"] .spec-proofs svg,
body[data-page="home"] .doc-reach .doc-ico {
  color: var(--bio-cyan);
}

body[data-page="home"] .home-process-section,
body[data-page="home"] .home-reasons-section,
body[data-page="home"] .home-cta-section {
  color: rgba(231, 241, 255, 0.82);
  background:
    radial-gradient(circle at 18% 14%, rgba(22, 200, 207, 0.24), transparent 30%),
    radial-gradient(circle at 86% 70%, rgba(36, 68, 200, 0.24), transparent 34%),
    linear-gradient(180deg, var(--bio-navy-2), var(--bio-navy));
}

body[data-page="home"] .home-process-section .section-heading h2,
body[data-page="home"] .home-reasons-section h2,
body[data-page="home"] .home-cta-section h2 {
  color: #fff;
}

body[data-page="home"] .home-process-section .section-sub {
  color: rgba(231, 241, 255, 0.68);
}

body[data-page="home"] .process-grid li {
  min-height: 200px;
  padding: 24px 14px 20px;
  background: rgba(11, 28, 58, 0.64);
  border: 1px solid var(--bio-line);
  border-radius: 4px;
}

body[data-page="home"] .process-grid li::after {
  border-top-color: rgba(22, 200, 207, 0.34);
}

body[data-page="home"] .process-icon {
  color: #fff;
  background: linear-gradient(135deg, rgba(22, 200, 207, 0.95), rgba(36, 68, 200, 0.95));
  border-color: rgba(255, 255, 255, 0.08);
}

body[data-page="home"] .process-grid b {
  color: var(--bio-cyan);
}

body[data-page="home"] .process-grid strong {
  color: #fff;
}

body[data-page="home"] .process-grid small {
  color: rgba(231, 241, 255, 0.68);
}

body[data-page="home"] .doc-grid > a {
  background: #fff;
}

body[data-page="home"] .reasons-band {
  background:
    linear-gradient(135deg, rgba(8, 23, 48, 0.94), rgba(13, 38, 77, 0.9)),
    url("assets/applications/applications-overview.webp") center center / cover no-repeat;
  border-color: var(--bio-line);
  border-radius: 4px;
  box-shadow: 0 34px 90px -58px rgba(0, 0, 0, 0.9);
}

body[data-page="home"] .reasons-title {
  border-right-color: rgba(255, 255, 255, 0.14);
}

body[data-page="home"] .reasons-title strong,
body[data-page="home"] .reasons-list strong {
  color: #fff;
}

body[data-page="home"] .reasons-title em,
body[data-page="home"] .reasons-list svg {
  color: var(--bio-cyan);
}

body[data-page="home"] .reasons-list small {
  color: rgba(231, 241, 255, 0.72);
}

body[data-page="home"] .home-topics-section .seo-card {
  background: #fff;
}

body[data-page="home"] .home-cta-section .cta-band {
  background: rgba(9, 26, 54, 0.86);
  border-color: var(--bio-line);
  border-radius: 4px;
}

body[data-page="home"] .home-cta-section .cta-band h2,
body[data-page="home"] .home-cta-section .cta-band p,
body[data-page="home"] .home-cta-section .eyebrow {
  color: #fff;
}

body[data-page="home"] .site-footer {
  background:
    radial-gradient(circle at 8% 10%, rgba(22, 200, 207, 0.22), transparent 32%),
    linear-gradient(180deg, #071225, #050b18);
}

@media (max-width: 1080px) {
  body[data-page="home"] .hero-accent-bars {
    right: clamp(22px, 5vw, 56px);
    opacity: 0.82;
  }

  body[data-page="home"] .home-hero {
    background:
      linear-gradient(90deg, rgba(5, 12, 26, 0.94) 0%, rgba(7, 18, 37, 0.82) 62%, rgba(7, 18, 37, 0.58) 100%),
      linear-gradient(180deg, rgba(7, 18, 37, 0.16) 0%, rgba(7, 18, 37, 0.92) 100%),
      url("assets/design/precision-hero-background.webp") 58% center / cover no-repeat,
      var(--bio-navy);
  }
}

@media (max-width: 640px) {
  body[data-page="home"] .site-header,
  body[data-page="home"] .site-header.solid,
  body[data-page="home"] .site-header.is-scrolled {
    background: rgba(5, 13, 28, 0.88);
  }

  body[data-page="home"] .site-nav {
    background: rgba(7, 18, 37, 0.98);
    border-color: rgba(255, 255, 255, 0.1);
  }

  body[data-page="home"] .home-hero {
    padding: 104px 18px 58px;
    background:
      linear-gradient(180deg, rgba(5, 12, 26, 0.84), rgba(7, 18, 37, 0.94)),
      url("assets/design/precision-hero-background.webp") 62% top / auto 100% no-repeat,
      var(--bio-navy);
  }

  body[data-page="home"] .home-hero-word {
    font-size: clamp(64px, 20vw, 88px);
  }

  body[data-page="home"] .home-hero-sub {
    font-size: clamp(26px, 8vw, 34px);
  }

  body[data-page="home"] .hero-accent-bars {
    top: 74px;
    right: 18px;
    transform: scale(0.62);
    transform-origin: top right;
    opacity: 0.72;
  }

  body[data-page="home"] .home-hero-mobile-media {
    display: none;
  }

  body[data-page="home"] .home-caps > div {
    min-height: 118px;
  }

  body[data-page="home"] .home-metrics-wrap {
    margin-top: 0;
    padding-top: 22px;
    background: var(--bio-navy);
  }

  body[data-page="home"] .home-metrics {
    grid-template-columns: 1fr;
    margin-top: 0;
  }

  body[data-page="home"] .home-metrics > div,
  body[data-page="home"] .home-metrics > div:nth-child(even) {
    justify-content: flex-start;
    border-left: 0;
  }

  body[data-page="home"] .home-metrics > div + div {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  body[data-page="home"] .section-accent-bars {
    transform: translateX(-50%) scale(0.8);
  }

  body[data-page="home"] .spec-card-head {
    padding: 24px 22px 20px;
  }

  body[data-page="home"] .spec-card .spec-note {
    display: grid;
    gap: 5px;
    padding: 15px 22px;
  }

  body[data-page="home"] .spec-proofs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  body[data-page="home"] .spec-photo {
    min-height: 470px;
  }

  body[data-page="home"] .spec-photo-panel {
    right: 16px;
    bottom: 16px;
    left: 16px;
    padding: 18px;
  }

  body[data-page="home"] .spec-photo-stats {
    grid-template-columns: 1fr;
  }

  body:not([data-page="home"]) .section-soft .article-list a,
  body:not([data-page="home"]) .section-dark .article-list a {
    grid-template-columns: 36px minmax(0, 1fr);
    min-height: 68px;
    padding: 16px;
  }

  body:not([data-page="home"]) .section-soft .article-list a::before,
  body:not([data-page="home"]) .section-dark .article-list a::before {
    width: 36px;
    height: 36px;
    font-size: 12px;
  }

  body[data-page="home"] .process-grid li {
    min-height: 178px;
  }

  body[data-page="home"] .reasons-title {
    border-bottom-color: rgba(255, 255, 255, 0.14);
  }
}

/* ============================================================
   全站同风格层：让所有内页跟首页保持同一套深蓝科技视觉
   ============================================================ */

body:not([data-page="home"]) {
  color: #273246;
  background: var(--bio-navy);
}

body:not([data-page="home"]) .site-header,
body:not([data-page="home"]) .site-header.solid,
body:not([data-page="home"]) .site-header.is-scrolled {
  color: #fff;
  background: rgba(5, 13, 28, 0.78);
  border-bottom-color: rgba(255, 255, 255, 0.08);
  box-shadow: none;
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
}

body:not([data-page="home"]) .brand-hex {
  filter: drop-shadow(0 0 18px rgba(23, 199, 210, 0.34));
}

body:not([data-page="home"]) .brand strong,
body:not([data-page="home"]) .brand small,
body:not([data-page="home"]) .site-nav a,
body:not([data-page="home"]) .menu-toggle {
  color: #fff;
}

body:not([data-page="home"]) .brand small,
body:not([data-page="home"]) .site-nav a {
  opacity: 0.78;
}

body:not([data-page="home"]) .site-nav a:hover,
body:not([data-page="home"]) .site-nav a.is-active {
  color: #fff;
  opacity: 1;
  background: rgba(255, 255, 255, 0.08);
}

body:not([data-page="home"]) .site-nav a::after {
  background: linear-gradient(90deg, var(--bio-cyan), var(--bio-blue));
}

body:not([data-page="home"]) .site-nav .nav-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 18px 34px -22px rgba(22, 200, 207, 0.72);
  opacity: 1;
}

body:not([data-page="home"]) .menu-toggle {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

body:not([data-page="home"]) .page-main {
  padding-top: 0;
  background: #f4f7fb;
}

body:not([data-page="home"]) .page-hero {
  display: grid;
  align-content: end;
  min-height: clamp(380px, 42vw, 520px);
  padding-top: clamp(126px, 12vw, 170px);
  color: #fff;
  background:
    linear-gradient(180deg, transparent 0%, rgba(22, 200, 207, 0.9) 100%) calc(100% - 260px) 106px / 42px 118px no-repeat,
    linear-gradient(180deg, transparent 0%, rgba(25, 167, 230, 0.9) 100%) calc(100% - 196px) 76px / 54px 160px no-repeat,
    linear-gradient(180deg, transparent 0%, rgba(36, 68, 200, 0.92) 100%) calc(100% - 116px) 118px / 48px 132px no-repeat,
    linear-gradient(90deg, rgba(5, 12, 26, 0.94) 0%, rgba(7, 18, 37, 0.86) 50%, rgba(7, 18, 37, 0.62) 100%),
    linear-gradient(180deg, rgba(7, 18, 37, 0.12) 0%, rgba(7, 18, 37, 0.9) 100%),
    url("assets/design/precision-hero-background.webp") center center / cover no-repeat,
    var(--bio-navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

body:not([data-page="home"]) .page-hero::before,
body:not([data-page="home"]) .page-hero::after {
  position: absolute;
  display: block;
  content: "";
  pointer-events: none;
}

body:not([data-page="home"]) .page-hero::before {
  inset: 0;
  width: auto;
  height: auto;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 54px 54px;
  opacity: 0.5;
  mask-image: linear-gradient(180deg, transparent 0%, #000 24%, #000 78%, transparent 100%);
}

body:not([data-page="home"]) .page-hero::after {
  right: clamp(-120px, -7vw, -62px);
  bottom: clamp(18px, 5vw, 72px);
  width: clamp(170px, 22vw, 320px);
  height: auto;
  aspect-ratio: 1;
  border: clamp(32px, 5vw, 58px) solid rgba(22, 200, 207, 0.68);
  border-radius: 50%;
  background: transparent;
  box-shadow: 0 0 58px rgba(25, 167, 230, 0.22);
  opacity: 0.68;
}

body:not([data-page="home"]) .page-hero > * {
  max-width: 760px;
}

body:not([data-page="home"]) .breadcrumb,
body:not([data-page="home"]) .breadcrumb a,
body:not([data-page="home"]) .breadcrumb span[aria-hidden] {
  color: rgba(231, 241, 255, 0.62);
}

body:not([data-page="home"]) .breadcrumb [aria-current="page"] {
  color: #fff;
}

body:not([data-page="home"]) .page-hero .eyebrow {
  color: var(--bio-cyan);
}

body:not([data-page="home"]) .page-hero h1 {
  color: #fff;
  font-weight: 700;
  text-shadow: 0 20px 44px rgba(0, 0, 0, 0.3);
}

body:not([data-page="home"]) .page-hero p:last-child {
  color: rgba(231, 241, 255, 0.82);
}

body:not([data-page="home"]) .page-hero .inline-link {
  color: #fff;
  text-decoration-color: rgba(22, 200, 207, 0.72);
}

body:not([data-page="home"]) .section {
  background: #f4f7fb;
}

body:not([data-page="home"]) .section-soft,
body:not([data-page="home"]) .section-dark {
  position: relative;
  color: rgba(231, 241, 255, 0.82);
  background:
    radial-gradient(circle at 18% 14%, rgba(22, 200, 207, 0.22), transparent 30%),
    radial-gradient(circle at 86% 70%, rgba(36, 68, 200, 0.22), transparent 34%),
    linear-gradient(180deg, var(--bio-navy-2), var(--bio-navy));
  overflow: hidden;
}

body:not([data-page="home"]) .section-soft::before,
body:not([data-page="home"]) .section-dark::before {
  position: absolute;
  inset: 0;
  display: block;
  content: "";
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 84%);
  pointer-events: none;
}

body:not([data-page="home"]) .section.inquiry-section {
  width: 100%;
  max-width: none;
  margin-inline: 0;
  padding-inline: max(clamp(18px, 4vw, 52px), calc((100vw - var(--max)) / 2));
  background:
    linear-gradient(90deg, rgba(5, 18, 38, 0.98), rgba(7, 18, 37, 0.92) 34%, rgba(13, 31, 67, 0.95)),
    radial-gradient(circle at 18% 20%, rgba(22, 200, 207, 0.2), transparent 28%),
    radial-gradient(circle at 86% 12%, rgba(36, 68, 200, 0.22), transparent 32%),
    var(--bio-navy);
}

body:not([data-page="home"]) .section.inquiry-section::after {
  position: absolute;
  right: max(18px, calc((100vw - var(--max)) / 2));
  bottom: -120px;
  width: clamp(220px, 24vw, 380px);
  height: auto;
  aspect-ratio: 1;
  border: clamp(42px, 5.6vw, 76px) solid rgba(22, 200, 207, 0.16);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

body:not([data-page="home"]) .section-soft > *,
body:not([data-page="home"]) .section-dark > * {
  position: relative;
  z-index: 1;
}

body:not([data-page="home"]) .section-heading h2,
body:not([data-page="home"]) .visual-copy h2 {
  color: #121a2c;
  font-weight: 700;
}

body:not([data-page="home"]) .section-soft .section-heading h2,
body:not([data-page="home"]) .section-soft .visual-copy h2,
body:not([data-page="home"]) .section-dark .section-heading h2,
body:not([data-page="home"]) .section-dark h2,
body:not([data-page="home"]) .section-dark h3 {
  color: #fff;
}

body:not([data-page="home"]) .section-soft .section-heading p:last-child,
body:not([data-page="home"]) .section-dark .section-heading p:last-child,
body:not([data-page="home"]) .section-soft .visual-copy p:last-child,
body:not([data-page="home"]) .section-dark p {
  color: rgba(231, 241, 255, 0.72);
}

body:not([data-page="home"]) .eyebrow,
body:not([data-page="home"]) .text-link,
body:not([data-page="home"]) .inline-link {
  color: var(--bio-blue);
}

body:not([data-page="home"]) .section-soft .eyebrow,
body:not([data-page="home"]) .section-dark .eyebrow,
body:not([data-page="home"]) .section-soft .text-link,
body:not([data-page="home"]) .section-dark .text-link,
body:not([data-page="home"]) .section-dark .inline-link {
  color: var(--bio-cyan);
}

body:not([data-page="home"]) .section-visual {
  gap: clamp(28px, 4.5vw, 66px);
}

body:not([data-page="home"]) .visual-media,
body:not([data-page="home"]) .section-media,
body:not([data-page="home"]) .spec-photo,
body:not([data-page="home"]) .feature-grid article,
body:not([data-page="home"]) .grade-overview article,
body:not([data-page="home"]) .solution-grid article,
body:not([data-page="home"]) .quote-grid article,
body:not([data-page="home"]) .document-grid article,
body:not([data-page="home"]) .panel,
body:not([data-page="home"]) .statement-card,
body:not([data-page="home"]) .table-wrap,
body:not([data-page="home"]) .inquiry-form,
body:not([data-page="home"]) .export-box,
body:not([data-page="home"]) .seo-card,
body:not([data-page="home"]) .article-hub a,
body:not([data-page="home"]) .resource-grid a,
body:not([data-page="home"]) .technical-article,
body:not([data-page="home"]) .faq-index,
body:not([data-page="home"]) .faq-group,
body:not([data-page="home"]) .contact-cards article,
body:not([data-page="home"]) .route-map .node,
body:not([data-page="home"]) .keyword-groups div {
  border-radius: 4px;
  border-color: rgba(16, 38, 76, 0.1);
  box-shadow: 0 24px 60px -46px rgba(5, 18, 38, 0.55);
}

body:not([data-page="home"]) .feature-grid span,
body:not([data-page="home"]) .solution-grid span,
body:not([data-page="home"]) .document-grid span,
body:not([data-page="home"]) .grade-overview span,
body:not([data-page="home"]) .seo-card span,
body:not([data-page="home"]) .article-hub span,
body:not([data-page="home"]) .article-kicker span,
body:not([data-page="home"]) .contact-cards span {
  color: var(--bio-blue);
  background: #e9f4ff;
  border-radius: 3px;
}

body:not([data-page="home"]) .section-soft .feature-grid article,
body:not([data-page="home"]) .section-soft .grade-overview article,
body:not([data-page="home"]) .section-soft .solution-grid article,
body:not([data-page="home"]) .section-soft .quote-grid article,
body:not([data-page="home"]) .section-soft .document-grid article,
body:not([data-page="home"]) .section-soft .panel,
body:not([data-page="home"]) .section-soft .table-wrap,
body:not([data-page="home"]) .section-soft .inquiry-form,
body:not([data-page="home"]) .section-soft .export-box,
body:not([data-page="home"]) .section-soft .seo-card,
body:not([data-page="home"]) .section-soft .faq-group,
body:not([data-page="home"]) .section-dark .feature-grid article,
body:not([data-page="home"]) .section-dark .document-grid article,
body:not([data-page="home"]) .section-dark .check-grid span,
body:not([data-page="home"]) .section-dark .route-map .node {
  color: #1d293d;
  background: #fff;
  border-color: rgba(142, 214, 236, 0.2);
}

body:not([data-page="home"]) .section-soft .feature-grid article h3,
body:not([data-page="home"]) .section-soft .grade-overview article h3,
body:not([data-page="home"]) .section-soft .solution-grid article h3,
body:not([data-page="home"]) .section-soft .document-grid article h3,
body:not([data-page="home"]) .section-soft .quote-grid q,
body:not([data-page="home"]) .section-dark .feature-grid article h3,
body:not([data-page="home"]) .section-dark .document-grid article h3,
body:not([data-page="home"]) .section-dark .feature-grid article h3 a,
body:not([data-page="home"]) .section-dark .document-grid article h3 a,
body:not([data-page="home"]) .section-dark .route-map .node {
  color: #121a2c;
}

body:not([data-page="home"]) .section-soft .feature-grid article p,
body:not([data-page="home"]) .section-soft .grade-overview article p,
body:not([data-page="home"]) .section-soft .solution-grid article p,
body:not([data-page="home"]) .section-soft .document-grid article p,
body:not([data-page="home"]) .section-soft .quote-grid article span,
body:not([data-page="home"]) .section-dark .feature-grid article p,
body:not([data-page="home"]) .section-dark .document-grid article p {
  color: #647184;
}

body:not([data-page="home"]) .section-soft .article-list,
body:not([data-page="home"]) .section-dark .article-list {
  gap: 14px;
  padding-left: 0;
  list-style: none;
  counter-reset: topic-item;
}

body:not([data-page="home"]) .section-soft .article-list li,
body:not([data-page="home"]) .section-dark .article-list li {
  min-width: 0;
  color: rgba(231, 241, 255, 0.86);
  counter-increment: topic-item;
}

body:not([data-page="home"]) .section-soft .article-list a,
body:not([data-page="home"]) .section-dark .article-list a {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  min-height: 76px;
  padding: 18px 20px;
  color: rgba(244, 248, 255, 0.94);
  text-decoration: none;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.045)),
    rgba(7, 18, 37, 0.42);
  border: 1px solid rgba(142, 214, 236, 0.18);
  border-radius: 4px;
  box-shadow: 0 22px 56px -46px rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.28s var(--ease), border-color 0.28s, background 0.28s, color 0.28s;
}

body:not([data-page="home"]) .section-soft .article-list a::before,
body:not([data-page="home"]) .section-dark .article-list a::before {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--bio-cyan);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 760;
  font-variant-numeric: tabular-nums;
  background: rgba(22, 200, 207, 0.12);
  border: 1px solid rgba(22, 200, 207, 0.34);
  border-radius: 50%;
  content: counter(topic-item, decimal-leading-zero);
}

body:not([data-page="home"]) .section-soft .article-list a:hover,
body:not([data-page="home"]) .section-dark .article-list a:hover {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(22, 200, 207, 0.18), rgba(36, 68, 200, 0.12)),
    rgba(7, 18, 37, 0.64);
  border-color: rgba(22, 200, 207, 0.44);
  transform: translateY(-3px);
}

body:not([data-page="home"]) .section-dark .dark-cards article,
body:not([data-page="home"]) .section-dark .timeline li {
  color: #fff;
  background: rgba(11, 28, 58, 0.68);
  border-color: var(--bio-line);
}

body:not([data-page="home"]) .section-dark .dark-cards article h3,
body:not([data-page="home"]) .section-dark .dark-cards article h3 a,
body:not([data-page="home"]) .section-dark .timeline h3 {
  color: #fff;
}

body:not([data-page="home"]) .section-dark .dark-cards article p,
body:not([data-page="home"]) .section-dark .timeline p,
body:not([data-page="home"]) .number-grid li {
  color: rgba(231, 241, 255, 0.8);
}

body:not([data-page="home"]) .number-grid li {
  background: rgba(11, 28, 58, 0.68);
  border-color: var(--bio-line);
  border-radius: 4px;
}

body:not([data-page="home"]) .number-grid li::before,
body:not([data-page="home"]) .check-grid span::before {
  display: inline-grid;
  width: 20px;
  height: 20px;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
  border-radius: 50%;
  font-size: 12px;
  line-height: 1;
}

body:not([data-page="home"]) .feature-grid article:hover,
body:not([data-page="home"]) .grade-overview article:hover,
body:not([data-page="home"]) .solution-grid article:hover,
body:not([data-page="home"]) .document-grid article:hover,
body:not([data-page="home"]) .quote-grid article:hover,
body:not([data-page="home"]) .seo-card:hover,
body:not([data-page="home"]) .article-hub a:hover,
body:not([data-page="home"]) .resource-grid a:hover {
  border-color: rgba(22, 200, 207, 0.38);
  box-shadow: 0 30px 70px -48px rgba(5, 18, 38, 0.72);
}

body:not([data-page="home"]) th {
  color: #fff;
  background: linear-gradient(135deg, var(--bio-navy-3), #173a6c);
}

body:not([data-page="home"]) tbody tr:hover td {
  background: #eef7fb;
}

body:not([data-page="home"]) .route-map .key,
body:not([data-page="home"]) .statement-card,
body:not([data-page="home"]) .worksheet-intro,
body:not([data-page="home"]) .article-callout,
body:not([data-page="home"]) .cta-band {
  background:
    radial-gradient(circle at 88% 10%, rgba(22, 200, 207, 0.24), transparent 34%),
    linear-gradient(135deg, var(--bio-navy-2), var(--bio-navy-3));
  border-color: var(--bio-line);
  border-radius: 4px;
  box-shadow: 0 34px 90px -58px rgba(0, 0, 0, 0.9);
}

body:not([data-page="home"]) .timeline span,
body:not([data-page="home"]) .resource-grid span {
  color: #fff;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
}

body:not([data-page="home"]) .route-map .key,
body:not([data-page="home"]) .statement-card h2,
body:not([data-page="home"]) .worksheet-intro h3,
body:not([data-page="home"]) .article-callout strong,
body:not([data-page="home"]) .cta-band h2,
body:not([data-page="home"]) .cta-band .eyebrow {
  color: #fff;
}

body:not([data-page="home"]) .cta-band .button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
  box-shadow: 0 18px 40px -22px rgba(22, 200, 207, 0.8);
}

body:not([data-page="home"]) .inquiry-copy,
body:not([data-page="home"]) .section-soft .inquiry-copy,
body:not([data-page="home"]) .section-soft .inquiry-copy p:not(.eyebrow) {
  color: rgba(231, 241, 255, 0.78);
}

body:not([data-page="home"]) .inquiry-copy h2,
body:not([data-page="home"]) .section-soft .inquiry-copy h2 {
  color: #fff;
}

body:not([data-page="home"]) .section.inquiry-section .inquiry-form,
body:not([data-page="home"]) .section.inquiry-section .export-box {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 34px 90px -58px rgba(0, 0, 0, 0.9);
}

body:not([data-page="home"]) .inquiry-form input:not([type="checkbox"]):not([type="radio"]):focus,
body:not([data-page="home"]) .inquiry-form select:focus,
body:not([data-page="home"]) .inquiry-form textarea:focus {
  border-color: var(--bio-cyan);
  box-shadow: 0 0 0 4px rgba(22, 200, 207, 0.16);
}

body:not([data-page="home"]) .site-footer {
  background:
    radial-gradient(circle at 8% 10%, rgba(22, 200, 207, 0.22), transparent 32%),
    linear-gradient(180deg, #071225, #050b18);
}

body:not([data-page="home"]) .footer-badges span,
body:not([data-page="home"]) .footer-column a:hover,
body:not([data-page="home"]) .footer-cta:hover {
  color: var(--bio-cyan);
}

body:not([data-page="home"]) .footer-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--bio-cyan), var(--bio-blue));
}

@media (max-width: 980px) {
  body:not([data-page="home"]) .site-nav {
    color: #fff;
    background: rgba(7, 18, 37, 0.98);
    border-color: rgba(255, 255, 255, 0.1);
  }
}

@media (max-width: 640px) {
  body:not([data-page="home"]) .page-hero {
    min-height: auto;
    padding: 108px 18px 58px;
    background:
      linear-gradient(180deg, rgba(5, 12, 26, 0.88), rgba(7, 18, 37, 0.94)),
      url("assets/design/precision-hero-background.webp") 62% top / auto 100% no-repeat,
      var(--bio-navy);
  }

  body:not([data-page="home"]) .page-hero::after {
    right: -86px;
    bottom: 24px;
    width: 190px;
    border-width: 34px;
  }

  body:not([data-page="home"]) .section-soft::before,
  body:not([data-page="home"]) .section-dark::before {
    background-size: 42px 42px;
  }

  body:not([data-page="home"]) .cta-band {
    align-items: stretch;
  }
}

/* ============================================================
   BIO 美化层 v31 — 对齐 HUDENS BIO 参考的签名元素
   ============================================================ */

/* 1) 页脚大青色圆环(参考站页脚右下标志性装饰) */
.site-footer::after {
  content: "";
  position: absolute;
  right: clamp(-130px, -8vw, -70px);
  bottom: clamp(-150px, -10vw, -90px);
  width: clamp(240px, 26vw, 380px);
  aspect-ratio: 1;
  border: clamp(48px, 5.5vw, 74px) solid rgba(22, 200, 207, 0.42);
  border-radius: 50%;
  box-shadow: 0 0 72px rgba(25, 167, 230, 0.28), inset 0 0 42px rgba(25, 167, 230, 0.18);
  pointer-events: none;
}

/* 2) 页脚栏目编号 01-04(参考站菜单编号体系) */
.footer-main {
  counter-reset: fcol;
}

.footer-main > nav > h2::before,
.footer-main > .footer-contact > h2::before {
  counter-increment: fcol;
  content: "0" counter(fcol);
  display: block;
  margin-bottom: 7px;
  color: var(--bio-cyan);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  opacity: 0.85;
}

/* 3) 深色 hero → 白色正文的三竖条过渡符(子页,纯 CSS 复刻 section-accent-bars) */
.page-hero + .section {
  position: relative;
}

.page-hero + .section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 44px;
  height: 74px;
  transform: translateX(-50%);
  background-image:
    linear-gradient(180deg, transparent 0%, var(--bio-cyan) 100%),
    linear-gradient(180deg, transparent 0%, var(--bio-sky) 100%),
    linear-gradient(180deg, transparent 0%, var(--bio-blue) 100%);
  background-repeat: no-repeat;
  background-size: 8px 54px, 8px 74px, 8px 48px;
  background-position: 0 0, 18px 0, 36px 0;
  pointer-events: none;
}

/* 4) CTA 色带右侧细圆环呼应 */
.cta-band::before {
  content: "";
  position: absolute;
  right: -54px;
  bottom: -84px;
  width: 216px;
  aspect-ratio: 1;
  border: 30px solid rgba(22, 200, 207, 0.3);
  border-radius: 50%;
  box-shadow: 0 0 46px rgba(22, 200, 207, 0.22);
  pointer-events: none;
}

/* 5) 主按钮悬停青光 */
.button-primary:hover {
  box-shadow: 0 16px 38px -16px rgba(22, 200, 207, 0.65);
}

@media (max-width: 640px) {
  .site-footer::after {
    right: -110px;
    bottom: -120px;
    width: 230px;
    border-width: 44px;
  }

  .page-hero + .section::before {
    height: 56px;
    background-size: 7px 40px, 7px 56px, 7px 36px;
    background-position: 0 0, 15px 0, 30px 0;
  }
}

/* 修复：inquiry-copy 深色列内嵌的白色 export-box 卡片,文字需回到深色岛配色 */
body:not([data-page="home"]) .section-soft .inquiry-copy .export-box p:not(.eyebrow),
body:not([data-page="home"]) .inquiry-copy .export-box p {
  color: #647184;
}

body:not([data-page="home"]) .inquiry-copy .export-box h3 {
  color: #121a2c;
}

body:not([data-page="home"]) .inquiry-copy .export-box .text-link {
  color: var(--bio-blue);
}

/* 规格表 COA 注脚 */
.spec-note {
  margin: 0;
  padding: 12px 20px 0;
  font-size: 12.5px;
  color: var(--muted);
}

/* 文章可见日期与署名 */
.article-meta {
  margin: 2px 0 0;
  font-size: 13px;
  letter-spacing: 0.02em;
  opacity: 0.62;
}

/* ============================================================
   IMPECCABLE 打磨层 v40 — 四技能审计落地
   （焦点可见性 / 触控 / 断行 / reduced-motion 补全）
   ============================================================ */

/* 焦点环:蓝描边 + 青辉光双层,深色舞台与白色内容岛上均 ≥3:1 可见 */
:focus-visible {
  outline: 2px solid var(--bio-blue);
  outline-offset: 2px;
  box-shadow: 0 0 0 5px rgba(22, 200, 207, 0.38);
}

/* 平滑滚动尊重减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* 触控:消除 300ms 延迟;可点元素一律手型 */
a,
button,
summary,
[role="button"] {
  touch-action: manipulation;
}

button:not([disabled]),
summary {
  cursor: pointer;
}

/* 长文断行减少孤行 */
p {
  text-wrap: pretty;
}

/* 面包屑链接触控热区扩展(视觉不变,命中区 ≥44px) */
.breadcrumb a {
  padding: 10px 4px;
  margin: -10px -4px;
}

/* ============================================================
   首页规格表版式重排 v41：数值单行、单位入表头副行、等宽数字
   ============================================================ */
.spec-table th,
.spec-table td {
  white-space: nowrap;
}

.spec-table th:last-child,
.spec-table td:last-child {
  white-space: normal;
}

.spec-table th small {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
  opacity: 0.6;
}

.spec-table td {
  font-variant-numeric: tabular-nums;
}

.spec-table .spec-badge {
  margin-left: 10px;
}

/* ============================================================
   导航透明态 v44：顶部无背景条，滚动后再显示深色玻璃条
   ============================================================ */
.site-header,
.site-header.solid,
body[data-page="home"] .site-header,
body[data-page="home"] .site-header.solid,
body:not([data-page="home"]) .site-header,
body:not([data-page="home"]) .site-header.solid {
  color: #fff;
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.site-header.solid:not(.is-scrolled),
body[data-page="home"] .site-header.solid:not(.is-scrolled),
body:not([data-page="home"]) .site-header.solid:not(.is-scrolled) {
  padding-block: 16px;
}

.site-header.is-scrolled,
.site-header.solid.is-scrolled,
body[data-page="home"] .site-header.is-scrolled,
body[data-page="home"] .site-header.solid.is-scrolled,
body:not([data-page="home"]) .site-header.is-scrolled,
body:not([data-page="home"]) .site-header.solid.is-scrolled {
  padding-block: 11px;
  color: #fff;
  background: rgba(5, 13, 28, 0.88);
  border-bottom-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 42px -30px rgba(0, 0, 0, 0.78);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
}

body[data-page="home"] .site-header:not(.is-scrolled) .site-nav a:hover,
body[data-page="home"] .site-header:not(.is-scrolled) .site-nav a.is-active,
body:not([data-page="home"]) .site-header:not(.is-scrolled) .site-nav a:hover,
body:not([data-page="home"]) .site-header:not(.is-scrolled) .site-nav a.is-active {
  background: transparent;
}

@media (max-width: 640px) {
  .site-header.solid:not(.is-scrolled),
  body[data-page="home"] .site-header.solid:not(.is-scrolled),
  body:not([data-page="home"]) .site-header.solid:not(.is-scrolled) {
    padding: 12px 16px;
  }

  .site-header.is-scrolled,
  .site-header.solid.is-scrolled,
  body[data-page="home"] .site-header.is-scrolled,
  body[data-page="home"] .site-header.solid.is-scrolled,
  body:not([data-page="home"]) .site-header.is-scrolled,
  body:not([data-page="home"]) .site-header.solid.is-scrolled {
    padding: 10px 16px;
  }
}

/* ============================================================
   德美拓 DMT — 艺术设计与视觉优化层 (Art Direction Overrides)
   系统化对齐「深海科创 HUDENS BIO」品牌基调，优化明暗、立体与触觉感官
   ============================================================ */

/* 1. 全局微噪点质感背景 */
:root {
  --bio-noise: url("data:image/svg+xml,%3Csvg viewBox='0 0 250 250' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --bio-glow-cyan: 0 0 24px rgba(22, 200, 207, 0.35);
  --bio-glow-blue: 0 0 24px rgba(36, 68, 200, 0.3);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 9999;
  width: 100vw;
  height: 100vh;
  content: "";
  background-image: var(--bio-noise);
  opacity: 0.018; /* 极低透明度，触感纹理 */
  pointer-events: none;
}

/* 2. 精密工学排版：等宽数字与科创字距 */
.spec-table, 
table, 
.key-value, 
.metric-board, 
.home-metrics, 
.process-grid b, 
.home-caps strong,
.home-caps small,
.footer-contact p {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

.eyebrow, 
.footer-badges span, 
.spec-badge, 
.grade-tab small, 
.technical-article .article-kicker span {
  letter-spacing: 0.18em;
}

.spec-card, 
.seo-card, 
.panel, 
.statement-card, 
.feature-grid article {
  border: 1px solid var(--line-soft);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform 0.4s var(--ease-spring), box-shadow 0.4s ease, border-color 0.4s ease !important;
}

.spec-card:hover, 
.seo-card:hover, 
.panel:hover, 
.statement-card:hover, 
.feature-grid article:hover {
  transform: translateY(-6px);
  border-color: rgba(22, 200, 207, 0.4);
  box-shadow: 0 20px 40px -15px rgba(25, 167, 230, 0.25), var(--shadow) !important;
}

/* 4. 数据规格表：行聚焦微交互 */
.table-wrap tbody {
  isolation: isolate;
}

.table-wrap tbody tr {
  transition: opacity 0.3s ease, background-color 0.3s ease;
}

.table-wrap tbody:hover tr:not(:hover) {
  opacity: 0.65;
}

/* PBT 推荐行发光 */
.spec-table tbody tr.is-recommended {
  position: relative;
  box-shadow: inset 0 0 12px rgba(22, 200, 207, 0.08);
}

/* 5. 按钮微光脉冲与触觉曲线 */
.button {
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s var(--ease-spring), box-shadow 0.3s ease !important;
}

.button-primary::after {
  position: absolute;
  inset: 0;
  content: "";
  background: radial-gradient(circle, rgba(255, 255, 255, 0.22) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.button-primary:hover::after {
  opacity: 1;
}

.button-primary:hover {
  box-shadow: 0 20px 38px -18px rgba(52, 50, 184, 0.74), var(--bio-glow-cyan) !important;
}

/* 滚动条细化 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(7, 18, 37, 0.05);
}
::-webkit-scrollbar-thumb {
  background: rgba(36, 68, 200, 0.2);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(22, 200, 207, 0.6);
}

/* ============================================================
   全站卡片打磨层 v47：资料岛 / 青蓝高光 / 精密边框
   ============================================================ */
:root {
  --card-surface: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 251, 255, 0.96));
  --card-surface-hover: linear-gradient(180deg, #ffffff, #f6fbff);
  --card-border: rgba(16, 38, 76, 0.12);
  --card-border-strong: rgba(22, 200, 207, 0.42);
  --card-highlight: linear-gradient(90deg, var(--bio-cyan), var(--bio-sky), var(--bio-blue));
  --card-shadow: 0 1px 0 rgba(255, 255, 255, 0.92) inset, 0 24px 64px -50px rgba(5, 18, 38, 0.62);
  --card-shadow-hover: 0 1px 0 rgba(255, 255, 255, 0.95) inset, 0 28px 60px -34px rgba(25, 167, 230, 0.34), 0 18px 42px -34px rgba(5, 18, 38, 0.55);
}:is(
  .feature-grid article,
.grade-overview article,
.solution-grid article,
.quote-grid article,
.document-grid article,
.panel,
.table-wrap,
.inquiry-form,
.export-box,
.seo-card,
.article-hub a,
.resource-grid a,
.contact-cards article,
.route-map .node,
.keyword-groups div,
.metric-board div,
.timeline li,
.service-timeline li,
.check-grid span,
.grade-tab,
.grade-panel,
.document-strip a,
.doc-grid > a,
.technical-article,
.faq-group
) {
  position: relative;
  isolation: isolate;
  border-color: var(--card-border);
  border-radius: 6px;
  background: var(--card-surface);
  box-shadow: var(--card-shadow);
  transition:
    transform 0.34s var(--ease-spring),
    box-shadow 0.34s ease,
    border-color 0.34s ease,
    background 0.34s ease;
}:is(
  .feature-grid article,
.grade-overview article,
.solution-grid article,
.quote-grid article,
.document-grid article,
.panel:not(.product-id-card):not(.product-route-card),
.table-wrap,
.inquiry-form,
.export-box,
.seo-card,
.article-hub a,
.resource-grid a,
.contact-cards article,
.route-map .node,
.keyword-groups div,
.metric-board div,
.timeline li,
.service-timeline li,
.check-grid span,
.grade-tab,
.grade-panel,
.document-strip a,
.doc-grid > a,
.technical-article,
.faq-group
)::before {
  position: absolute;
  inset: 0 0 auto;
  z-index: 0;
  height: 3px;
  content: "";
  background: var(--card-highlight);
  opacity: 0.76;
}:is(
  .feature-grid article,
.grade-overview article,
.solution-grid article,
.quote-grid article,
.document-grid article,
.panel,
.seo-card,
.article-hub a,
.resource-grid a,
.contact-cards article,
.route-map .node,
.keyword-groups div,
.metric-board div,
.timeline li,
.service-timeline li,
.check-grid span,
.grade-tab,
.grade-panel,
.document-strip a,
.doc-grid > a,
.technical-article,
.faq-group
):hover {
  border-color: var(--card-border-strong);
  background: var(--card-surface-hover);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-5px);
}

:is(.table-wrap, .inquiry-form, .export-box):hover {
  transform: translateY(-2px);
}

:is(.seo-card, .article-hub a, .resource-grid a, .document-strip a, .doc-grid > a)::after {
  position: absolute;
  top: 18px;
  right: 18px;
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: var(--bio-blue);
  font-size: 17px;
  line-height: 1;
  content: "→";
  background: rgba(234, 247, 255, 0.86);
  border: 1px solid rgba(36, 68, 200, 0.1);
  border-radius: 50%;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.28s ease, transform 0.28s var(--ease);
}

:is(.seo-card, .article-hub a, .resource-grid a, .document-strip a, .doc-grid > a):hover::after {
  opacity: 1;
  transform: translateX(0);
}

:is(.seo-card, .article-hub a, .resource-grid a, .document-strip a, .doc-grid > a) {
  padding-right: max(26px, 4.6rem);
}

:is(
  .feature-grid span,
  .solution-grid span,
  .document-grid span,
  .grade-overview span,
  .seo-card span,
  .article-hub span,
  .article-kicker span,
  .contact-cards span,
  .footer-badges span
) {
  border: 1px solid rgba(36, 68, 200, 0.1);
  background: linear-gradient(180deg, #f2fbff, #e7f2ff);
  box-shadow: 0 8px 20px -18px rgba(36, 68, 200, 0.5);
}

:is(.metric-board span, .document-strip span, .resource-grid span, .timeline span, .service-timeline span, .grade-tab span),
.number-grid li::before {
  box-shadow: 0 10px 24px -18px rgba(36, 68, 200, 0.65);
}

.metric-board div {
  justify-content: flex-start;
  gap: 14px;
}

.metric-board strong {
  margin-top: auto;
  font-size: clamp(20px, 2vw, 25px);
  line-height: 1.18;
}

.route-map .node {
  box-shadow: var(--card-shadow);
}

.route-map .key {
  color: #fff;
  background:
    radial-gradient(circle at 90% 12%, rgba(22, 200, 207, 0.3), transparent 28%),
    linear-gradient(135deg, var(--bio-navy-3), var(--bio-blue));
  border-color: rgba(22, 200, 207, 0.26);
}

.route-map .muted {
  color: #667085;
  background: linear-gradient(180deg, #f4f8fd, #eef4fb);
  border-style: dashed;
}

.table-wrap {
  overflow: hidden;
}

.table-wrap table {
  overflow: hidden;
  border-radius: inherit;
}

.table-wrap th {
  color: #34415a;
  background:
    linear-gradient(180deg, rgba(235, 246, 255, 0.98), rgba(226, 238, 254, 0.92));
}

.table-wrap tbody tr:hover td {
  background: rgba(234, 247, 255, 0.72);
}

.process-grid {
  isolation: isolate;
}

.process-grid li {
  padding: 20px 12px 18px;
  background: var(--card-surface);
  border: 1px solid var(--card-border);
  border-radius: 6px;
  box-shadow: var(--card-shadow);
}

.process-grid li::after {
  z-index: -1;
}

.process-icon {
  background:
    linear-gradient(180deg, #ffffff, #edf7ff);
  border-color: rgba(36, 68, 200, 0.12);
  box-shadow: 0 16px 34px -26px rgba(36, 68, 200, 0.64);
}

.doc-grid > a .doc-ico {
  filter: drop-shadow(0 10px 16px rgba(226, 85, 85, 0.18));
}

.doc-reach .doc-ico {
  filter: drop-shadow(0 10px 16px rgba(36, 68, 200, 0.18));
}

.section-dark :is(.feature-grid article, .document-grid article, .timeline li, .check-grid span, .route-map .node, .number-grid li),
.dark-cards article {
  color: rgba(255, 255, 255, 0.9);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.075));
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow: 0 22px 54px -40px rgba(0, 0, 0, 0.8);
}

.section-dark :is(.feature-grid article, .document-grid article, .timeline li, .check-grid span, .route-map .node, .number-grid li)::before,
.dark-cards article::before {
  z-index: 0;
  background: linear-gradient(90deg, rgba(22, 200, 207, 0.95), rgba(157, 184, 255, 0.82));
  opacity: 0.8;
}

.section-dark :is(.feature-grid article, .document-grid article, .timeline li, .check-grid span, .route-map .node, .number-grid li):hover,
.dark-cards article:hover {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.19), rgba(255, 255, 255, 0.1));
  border-color: rgba(22, 200, 207, 0.48);
  box-shadow: 0 24px 58px -38px rgba(0, 0, 0, 0.78), 0 0 26px rgba(22, 200, 207, 0.12);
}

.section-dark :is(.feature-grid article h3, .document-grid article h3, .timeline h3),
.dark-cards article h3 {
  color: #fff;
}

.section-dark :is(.feature-grid article p, .document-grid article p, .timeline p),
.dark-cards article p {
  color: rgba(231, 241, 255, 0.78);
}

.statement-card,
.worksheet-intro {
  border: 1px solid rgba(22, 200, 207, 0.22);
  background:
    radial-gradient(circle at 92% 6%, rgba(22, 200, 207, 0.32), transparent 28%),
    linear-gradient(135deg, var(--bio-navy-2), var(--bio-navy-3));
  box-shadow: 0 28px 72px -48px rgba(5, 18, 38, 0.85);
}

.product-info-board .panel {
  box-shadow: var(--card-shadow-hover);
}

.grade-tab.is-active,
.grade-tab.is-active:hover {
  color: #fff;
  background:
    radial-gradient(circle at 88% 10%, rgba(22, 200, 207, 0.28), transparent 32%),
    linear-gradient(135deg, var(--bio-navy-3), var(--bio-blue));
  border-color: rgba(22, 200, 207, 0.32);
  box-shadow: 0 24px 58px -38px rgba(5, 18, 38, 0.78), 0 0 26px rgba(22, 200, 207, 0.16);
}

.grade-tab.is-active::before {
  background: linear-gradient(90deg, rgba(22, 200, 207, 0.95), rgba(157, 184, 255, 0.78));
  opacity: 1;
}

.grade-tab.is-active strong {
  color: #fff;
}

.grade-tab.is-active small {
  color: rgba(231, 241, 255, 0.76);
}

.grade-tab.is-active span {
  color: var(--bio-navy);
  background: linear-gradient(180deg, #dffcff, #9db8ff);
}

@media (max-width: 640px) {
  :is(.seo-card, .article-hub a, .resource-grid a, .document-strip a, .doc-grid > a) {
    padding-right: 22px;
  }

  :is(.seo-card, .article-hub a, .resource-grid a, .document-strip a, .doc-grid > a)::after {
    display: none;
  }

  :is(
    .feature-grid article,
    .grade-overview article,
    .solution-grid article,
    .quote-grid article,
    .document-grid article,
    .panel,
    .seo-card,
    .article-hub a,
    .resource-grid a,
    .contact-cards article,
    .timeline li,
    .service-timeline li,
    .grade-panel,
    .doc-grid > a,
    .technical-article,
    .faq-group
  ):hover {
    transform: translateY(-2px);
  }
}