/* 车载雷达技术中台 —— 深空雷达扫描主题（原创）
   深空蓝黑底 #060B1A / 信号青 #16E0C8 / 极光蓝 #2E7BFF / 琥珀 #FFC542 */

:root {
  --bg: #060B1A;
  --bg-soft: #0B1430;
  --bg-card: #0E1A38;
  --signal: #16E0C8;
  --aurora: #2E7BFF;
  --amber: #FFC542;
  --text: #E6EEF8;
  --muted: #94A6C0;
  --line: #1E2C4E;
  --line-strong: #2E4166;
  --radius: 14px;
  --header-h: 72px;
  --h2-inset: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--signal); text-decoration: none; }
a:hover { color: #5AF2DE; }

img { max-width: 100%; height: auto; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--signal); color: #04121A; padding: 8px 14px; z-index: 99;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ── 背景扫描装饰 ── */
.scan-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.85;
}
.scan-bg svg { width: 100%; height: 100%; }

/* ── 顶栏 ── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 40;
  height: var(--header-h);
  background: rgba(6, 11, 26, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); }
.brand-mark { width: 38px; height: 38px; display: block; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-sweep { transform-origin: 20px 20px; animation: sweep 4s linear infinite; }
@keyframes sweep { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.brand-text { display: flex; flex-direction: column; line-height: 1.3; }
.brand-text strong { font-size: 17px; letter-spacing: 0.06em; }
.brand-text em {
  font-style: normal; font-size: 12px; color: var(--muted); letter-spacing: 0.04em;
}

.primary-nav .nav-list {
  display: flex; align-items: center; gap: 4px;
  list-style: none; margin: 0; padding: 0;
}
.primary-nav .nav-list > li { position: relative; }
.primary-nav .nav-list a {
  display: block; padding: 10px 14px; font-size: 15px; color: var(--text);
  border-radius: 8px; white-space: nowrap;
}
.primary-nav .nav-list a:hover { background: rgba(46, 123, 255, 0.16); color: #fff; }
.nav-sub {
  display: none; position: absolute; top: 100%; left: 0; z-index: 30;
  min-width: 190px; list-style: none; margin: 0; padding: 8px;
  background: var(--bg-soft); border: 1px solid var(--line-strong); border-radius: 12px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
}
.has-sub:hover .nav-sub { display: block; }
.nav-sub a { font-size: 14px; padding: 8px 12px; }

.nav-toggle {
  display: none; align-items: center; gap: 8px;
  background: linear-gradient(120deg, var(--aurora), var(--signal));
  color: #04121A; border: 0; border-radius: 999px; padding: 9px 16px;
  font-size: 14px; font-weight: 600; cursor: pointer;
}
.nav-toggle-bars { display: inline-flex; flex-direction: column; gap: 3px; }
.nav-toggle-bars i { width: 16px; height: 2px; background: #04121A; display: block; border-radius: 2px; }

/* ── 主体 ── */
.page-body {
  position: relative; z-index: 1;
  padding-top: calc(var(--header-h) + 28px);
  padding-bottom: 72px;
  min-height: 60vh;
}

/* ── 面包屑：左缘与正文 H2 严格对齐 ── */
.breadcrumb { padding-left: var(--h2-inset); margin: 0 0 18px; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; font-size: 13.5px; }
.breadcrumb li { color: var(--muted); }
.breadcrumb li + li::before { content: "›"; margin-right: 8px; color: var(--line-strong); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--signal); }
.breadcrumb [aria-current="page"] { color: var(--signal); }

/* ── 栅格：详情页 内容在前 / 列表页 侧栏在前 ── */
.layout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 32px;
  align-items: start;
}
.list-layout .layout-grid { grid-template-columns: 240px minmax(0, 1fr); }

/* ── 详情页正文 ── */
.content-main { padding-left: var(--h2-inset); min-width: 0; }
.content-main h1 {
  font-size: 32px; line-height: 1.4; margin: 0 0 14px; letter-spacing: 0.01em;
}
.content-main h2 {
  font-size: 22px; margin: 38px 0 14px; padding-left: 0;
  color: #fff; border-left: 4px solid var(--signal); padding-left: 14px;
  line-height: 1.5;
}
.content-main h3 { font-size: 18px; margin: 26px 0 10px; color: var(--signal); }
.content-main p { margin: 0 0 16px; color: #C9D8EE; }
.content-main ul, .content-main ol { margin: 0 0 18px; padding-left: 24px; color: #C9D8EE; }
.content-main li { margin-bottom: 8px; }
.content-main blockquote {
  margin: 18px 0; padding: 14px 18px; border-left: 3px solid var(--amber);
  background: rgba(255, 197, 66, 0.07); border-radius: 0 10px 10px 0; color: #E8DCC0;
}
.content-main blockquote p { margin: 0; color: #E8DCC0; }
.content-main hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }

.meta-line { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.cat-chip, .status-chip {
  font-size: 12.5px; padding: 4px 12px; border-radius: 999px;
  border: 1px solid var(--line-strong); color: var(--signal); background: rgba(22, 224, 200, 0.08);
}
.status-chip { color: var(--amber); border-color: rgba(255, 197, 66, 0.35); background: rgba(255, 197, 66, 0.08); }
.meta-line time { font-size: 13px; color: var(--muted); }

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0; }
.tag-text {
  font-size: 12.5px; padding: 4px 12px; border-radius: 6px;
  background: rgba(46, 123, 255, 0.12); color: #9FC5FF; border: 1px solid rgba(46, 123, 255, 0.3);
}

.case-callout {
  margin: 26px 0; padding: 18px 20px; border-radius: 12px;
  background: rgba(22, 224, 200, 0.08); border: 1px solid rgba(22, 224, 200, 0.28);
}
.case-callout strong { display: block; color: var(--signal); margin-bottom: 6px; font-size: 15px; }
.case-callout p { margin: 0; color: #C9D8EE; }

/* ── 表格：覆盖全部正文表格（含 Markdown 裸 table） ── */
.content-main table,
.page-card table,
.cat-content table,
table.radar-spec {
  width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14.5px;
  background: #0E1A38; border: 1px solid #cbd5e1; border-radius: 8px; overflow: hidden;
}
.content-main th, .page-card th, .cat-content th, table.radar-spec th {
  background: #16305C; color: #fff; font-weight: 600; text-align: left;
  padding: 11px 14px; border: 1px solid #cbd5e1;
}
.content-main td, .page-card td, .cat-content td, table.radar-spec td {
  padding: 11px 14px; border: 1px solid #cbd5e1; color: #C9D8EE; vertical-align: top;
}
.content-main tbody tr:nth-child(even) td,
.page-card tbody tr:nth-child(even) td,
table.radar-spec tbody tr:nth-child(even) td { background: #10203F; }

/* ── FAQ ── */
.faq-block { margin-top: 40px; }
.faq-title { font-size: 22px; color: #fff; margin: 0 0 16px; border-left: 4px solid var(--amber); padding-left: 14px; }
.faq-block details {
  border: 1px solid var(--line-strong); border-radius: 10px; margin-bottom: 10px;
  background: var(--bg-soft); overflow: hidden;
}
.faq-block details summary {
  cursor: pointer; padding: 14px 18px; font-size: 15.5px; color: #fff;
  list-style: none; position: relative; padding-right: 44px;
}
.faq-block details summary::-webkit-details-marker { display: none; }
.faq-block details summary::after {
  content: ""; position: absolute; right: 18px; top: 50%; width: 9px; height: 9px;
  border-right: 2px solid var(--signal); border-bottom: 2px solid var(--signal);
  transform: translateY(-70%) rotate(45deg); transition: transform 0.2s;
}
.faq-block details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq-block details[open] summary { color: var(--signal); }
.faq-a { padding: 0 18px 16px; }
.faq-a p { margin: 0; color: #C9D8EE; font-size: 15px; }

/* ── 目录 / 分类折叠面板 ── */
.toc-aside { position: sticky; top: calc(var(--header-h) + 16px); max-height: calc(100vh - 100px); overflow-y: auto; }
.toc-panel, .cat-panel {
  background: var(--bg-soft); border: 1px solid var(--line-strong);
  border-radius: 12px; padding: 4px 0; overflow: hidden;
}
.toc-panel summary, .cat-panel summary {
  cursor: pointer; padding: 12px 16px; font-size: 14.5px; font-weight: 600; color: #fff;
  list-style: none; position: relative; padding-right: 40px;
}
.toc-panel summary::-webkit-details-marker, .cat-panel summary::-webkit-details-marker { display: none; }
.toc-panel summary::after, .cat-panel summary::after {
  content: ""; position: absolute; right: 16px; top: 50%; width: 8px; height: 8px;
  border-right: 2px solid var(--signal); border-bottom: 2px solid var(--signal);
  transform: translateY(-70%) rotate(45deg); transition: transform 0.2s;
}
.toc-panel[open] summary::after, .cat-panel[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
#toc ul, .category-list { list-style: none; margin: 0; padding: 0 8px 10px; }
#toc li, .category-list li { margin: 0; }
#toc a {
  display: block; padding: 7px 10px; font-size: 14px; color: var(--muted);
  border-radius: 7px; line-height: 1.6;
}
#toc a:hover { background: rgba(46, 123, 255, 0.14); color: #fff; }
.toc-lvl-3 a { padding-left: 22px; font-size: 13.5px; }
.category-list a {
  display: block; padding: 8px 12px; font-size: 14.5px; color: var(--muted); border-radius: 8px;
}
.category-list a:hover { background: rgba(46, 123, 255, 0.14); color: #fff; }
.category-list a.active { background: rgba(22, 224, 200, 0.16); color: var(--signal); font-weight: 600; }

/* ── 列表页内容 ── */
.cat-content { padding-left: var(--h2-inset); min-width: 0; }
.cat-content h1 { font-size: 28px; margin: 0 0 10px; }
.cat-desc { color: var(--muted); margin: 0 0 22px; font-size: 15px; }
.entry-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.entry-item {
  background: var(--bg-soft); border: 1px solid var(--line);
  border-radius: 12px; padding: 18px 20px; transition: border-color 0.2s, transform 0.2s;
}
.entry-item:hover { border-color: var(--signal); transform: translateY(-2px); }
.entry-title { font-size: 18px; font-weight: 600; color: #fff; }
.entry-title:hover { color: var(--signal); }
.entry-sum { margin: 8px 0 10px; color: var(--muted); font-size: 14.5px; }
.entry-foot { display: flex; gap: 12px; font-size: 12.5px; color: var(--muted); }
.entry-cat { color: var(--signal); }
.entry-cnt { color: var(--amber); }

.pagination { display: flex; gap: 8px; margin-top: 26px; flex-wrap: wrap; }
.pagination a, .page-current {
  min-width: 38px; text-align: center; padding: 7px 12px; border-radius: 8px; font-size: 14px;
  border: 1px solid var(--line-strong); color: var(--muted);
}
.pagination a:hover { border-color: var(--signal); color: var(--signal); }
.page-current { background: var(--signal); color: #04121A; font-weight: 700; border-color: var(--signal); }

/* ── 首页 Hero ── */
.hero { position: relative; padding: 46px 0 30px; }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 40px; align-items: center; }
.hero-chip {
  display: inline-block; font-size: 13px; padding: 5px 14px; border-radius: 999px;
  background: rgba(22, 224, 200, 0.12); border: 1px solid rgba(22, 224, 200, 0.35); color: var(--signal);
}
.hero-copy h1 { font-size: 40px; line-height: 1.25; margin: 16px 0 14px; letter-spacing: 0.02em; }
.hero-lead { color: var(--muted); font-size: 16.5px; margin: 0 0 26px; max-width: 620px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 30px; }
.btn-primary, .btn-ghost {
  display: inline-block; padding: 12px 26px; border-radius: 999px; font-size: 15px; font-weight: 600;
}
.btn-primary { background: linear-gradient(120deg, var(--signal), var(--aurora)); color: #04121A; }
.btn-ghost { border: 1px solid var(--line-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--signal); color: var(--signal); }
.hero-stats { list-style: none; display: flex; gap: 34px; margin: 0; padding: 0; }
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats b { font-size: 30px; color: var(--signal); line-height: 1.2; }
.hero-stats .unit { font-size: 15px; }
.hero-stats span { font-size: 13px; color: var(--muted); }
.hero-radar svg { width: 100%; height: auto; }
.radar-sweep { transform-origin: 160px 160px; animation: sweep 4s linear infinite; }
.blip { animation: blip 4s ease-in-out infinite; }
.blip-2 { animation-delay: 1.2s; }
.blip-3 { animation-delay: 2.4s; }
@keyframes blip { 0%, 100% { opacity: 0.25; } 12% { opacity: 1; } 40% { opacity: 0.35; } }

/* ── 通用区块 ── */
.section { padding: 46px 0; }
.section-title { font-size: 27px; margin: 0 0 12px; color: #fff; }
.section-lead { color: var(--muted); margin: 0 0 26px; max-width: 780px; font-size: 15.5px; }

.module-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.module-card {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; transition: border-color 0.2s, transform 0.2s;
}
.module-card:hover { border-color: var(--signal); transform: translateY(-3px); }
.module-card h3 { margin: 0 0 10px; font-size: 18px; color: #fff; }
.module-card p { margin: 0 0 14px; color: var(--muted); font-size: 14.5px; }
.module-card a { font-size: 14px; font-weight: 600; }
.module-card-wide { grid-column: span 3; }

.section-band { background: linear-gradient(180deg, rgba(46, 123, 255, 0.08), transparent); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.band-inner { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 36px; align-items: start; }
.band-copy h2 { font-size: 27px; margin: 0 0 14px; color: #fff; }
.band-copy p { color: var(--muted); font-size: 15.5px; }
.band-list { list-style: none; padding: 0; margin: 18px 0 22px; }
.band-list li { padding: 8px 0 8px 22px; position: relative; color: #C9D8EE; font-size: 15px; }
.band-list li::before { content: ""; position: absolute; left: 0; top: 17px; width: 8px; height: 8px; border-radius: 50%; background: var(--signal); }
.band-side { background: var(--bg-soft); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 20px; }
.band-side h3 { margin: 0 0 14px; font-size: 17px; color: #fff; }
.std-list { list-style: none; margin: 0; padding: 0; }
.std-list li { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px dashed var(--line); font-size: 14px; }
.std-list b { color: var(--signal); font-weight: 600; }
.std-list span { color: var(--muted); font-size: 13px; }
.band-note { font-size: 12.5px; color: var(--muted); margin: 12px 0 0; }

.ds-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ds-card { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.ds-card h3 { margin: 0 0 10px; font-size: 18px; color: #fff; }
.ds-card p { color: var(--muted); font-size: 14.5px; margin: 0 0 14px; }

.cat-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.cat-pill {
  display: flex; flex-direction: column; gap: 4px; padding: 12px 18px; border-radius: 999px;
  border: 1px solid var(--line-strong); background: var(--bg-soft); max-width: 340px;
}
.cat-pill b { color: #fff; font-size: 15px; }
.cat-pill span { color: var(--muted); font-size: 12.5px; line-height: 1.5; }
.cat-pill:hover { border-color: var(--signal); }
.cat-pill-prod { border-color: rgba(255, 197, 66, 0.3); }
.cat-pill-prod:hover { border-color: var(--amber); }

.two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; }
.home-list { list-style: none; margin: 0 0 14px; padding: 0; display: grid; gap: 12px; }
.home-list li { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.home-list a { font-size: 16.5px; font-weight: 600; color: #fff; }
.home-list a:hover { color: var(--signal); }
.home-list p { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.more-link { font-size: 14.5px; font-weight: 600; }

/* ── 叶子页 ── */
.page-card {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius);
  padding: var(--h2-inset);
}
.page-card h1 { font-size: 30px; margin: 0 0 16px; }
.page-card h2 { font-size: 21px; margin: 30px 0 12px; color: #fff; border-left: 4px solid var(--signal); padding-left: 14px; }
.page-card p, .page-card li { color: #C9D8EE; }
.page-card ul, .page-card ol { padding-left: 24px; }
.notfound { text-align: center; padding: 60px var(--h2-inset); }
.nf-links { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 22px; }

/* ── 悬浮胶囊 ── */
.float-capsule {
  position: fixed; right: 18px; top: 50%; transform: translateY(-50%);
  z-index: 45; display: flex; flex-direction: column; gap: 10px;
}
.cap-btn {
  display: flex; align-items: center; gap: 8px;
  width: 84px; padding: 10px 14px; border: 0; border-radius: 999px;
  cursor: pointer; color: #04121A; font-size: 14px; font-weight: 600;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.45);
  transition: transform 0.18s, box-shadow 0.18s;
}
.cap-btn:hover { transform: translateX(-4px); box-shadow: 0 10px 26px rgba(0, 0, 0, 0.55); }
.cap-card { background: linear-gradient(120deg, #16E0C8, #0FB9A6); }
.cap-mail { background: linear-gradient(120deg, #2E7BFF, #1B5FD6); color: #fff; }
.cap-top { background: linear-gradient(120deg, #FFC542, #F0A81E); }
.cap-ico { width: 20px; height: 20px; display: block; flex: none; }
.cap-ico svg { width: 100%; height: 100%; display: block; }
.cap-txt { letter-spacing: 0.04em; }

/* ── 名片弹窗 ── */
.card-modal { position: fixed; inset: 0; z-index: 60; display: flex; align-items: center; justify-content: center; }
.card-modal[hidden] { display: none; }
.card-modal-mask { position: absolute; inset: 0; background: rgba(2, 6, 16, 0.82); backdrop-filter: blur(4px); }
.card-modal-box { position: relative; z-index: 1; border-radius: 16px; overflow: hidden; box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7); background: var(--bg-soft); }
.card-modal-box img { display: block; width: 300px; height: 500px; }
.card-modal-close {
  position: absolute; top: 8px; right: 10px; z-index: 2;
  width: 32px; height: 32px; border-radius: 50%; border: 0; cursor: pointer;
  background: rgba(6, 11, 26, 0.7); color: #fff; font-size: 20px; line-height: 1;
}

/* ── 页脚 ── */
.site-footer { border-top: 1px solid var(--line); background: #050A17; padding: 44px 0 0; position: relative; z-index: 1; }
.footer-inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 28px; padding-bottom: 30px; }
.footer-col h3 { margin: 0 0 12px; font-size: 15.5px; color: #fff; }
.footer-col p { margin: 0 0 10px; color: var(--muted); font-size: 14px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col li a { color: var(--muted); font-size: 14px; }
.footer-col li a:hover { color: var(--signal); }
.footer-mail { color: var(--muted); }
.footer-bottom {
  border-top: 1px solid var(--line); padding: 16px 24px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 13px; color: var(--muted);
}

/* ── 响应式 ── */
@media (max-width: 1024px) {
  .primary-nav {
    display: none;
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--bg-soft); border-bottom: 1px solid var(--line-strong);
    padding: 10px 0; max-height: calc(100vh - var(--header-h)); overflow-y: auto;
  }
  .primary-nav.open { display: block; }
  .primary-nav .nav-list { flex-direction: column; align-items: stretch; gap: 0; padding: 0 12px; }
  .primary-nav .nav-list > li { width: 100%; }
  .primary-nav .nav-list a { padding: 12px 10px; }
  .nav-sub { display: none; position: static; box-shadow: none; border: 0; background: transparent; padding: 0 0 0 10px; min-width: 0; }
  .has-sub.open .nav-sub { display: block; }
  .nav-toggle { display: inline-flex; }

  .layout-grid, .list-layout .layout-grid { grid-template-columns: 1fr; }
  .toc-aside { position: static; max-height: none; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-radar { max-width: 300px; margin: 0 auto; }
  .hero-copy h1 { font-size: 32px; }
  .module-grid, .ds-grid, .two-col { grid-template-columns: 1fr; }
  .module-card-wide { grid-column: span 1; }
  .band-inner { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .float-capsule { right: 10px; }
  .cap-btn { width: 68px; padding: 9px 12px; font-size: 13px; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .content-main h1 { font-size: 25px; }
  .content-main h2 { font-size: 19px; }
  .hero-copy h1 { font-size: 27px; }
  .hero-stats { gap: 20px; }
  .footer-inner { grid-template-columns: 1fr; }
  .card-modal-box img { width: 260px; height: 433px; }
  .float-capsule { gap: 8px; }
  .cap-btn { width: 60px; }
  .cap-txt { font-size: 12.5px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
}