/* ============================================================
   欧宝体育 · 共享样式 /assets/site.css
   1 重置  2 变量  3 排版  4 布局  5 头部  6 页脚
   7 按钮  8 组件  9 图片容器  10 动效与响应式
   ============================================================ */

/* ---------- 1 重置 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body,
h1, h2, h3, h4, h5, p, figure, blockquote, dl, dd, ul, ol { margin: 0; padding: 0; }

ul, ol { list-style: none; }

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

button, input, select, textarea { font: inherit; color: inherit; background: none; border: 0; }

button { cursor: pointer; }

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

table { border-collapse: collapse; width: 100%; }

[hidden] { display: none !important; }

/* ---------- 2 变量 ---------- */
:root {
  --navy-950: #04091A;
  --navy-900: #081430;
  --navy-800: #0E2148;
  --navy-700: #17305F;
  --cyan-400: #2BF2CE;
  --cyan-200: #9CF6E6;
  --amber-400: #FFB03A;
  --amber-200: #FFD9A0;
  --ink-050: #E9F0FA;
  --slate-400: #8FA1C0;
  --line-100: #1E2C47;

  --bg: var(--navy-950);
  --bg-alt: var(--navy-900);
  --surface: var(--navy-800);
  --surface-hi: var(--navy-700);
  --text: var(--ink-050);
  --text-dim: var(--slate-400);
  --accent: var(--cyan-400);
  --accent-soft: var(--cyan-200);
  --warn: var(--amber-400);
  --warn-soft: var(--amber-200);
  --hair: var(--line-100);
  --focus: var(--amber-400);

  --font-display: "Archivo Narrow", "Roboto Condensed", "Arial Narrow", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", "Roboto Mono", Menlo, Consolas, "Courier New", monospace;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, system-ui, sans-serif;

  --shell: 1320px;
  --gutter: clamp(16px, 4vw, 48px);
  --gap: clamp(16px, 2vw, 28px);
  --baseline: 8px;
}

/* ---------- 3 排版 ---------- */
body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 620px at 84% -8%, rgba(43, 242, 206, 0.10), transparent 62%),
    radial-gradient(900px 520px at 6% 6%, rgba(255, 176, 58, 0.07), transparent 64%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-weight: 400; line-height: 1.2; }

.display {
  font-family: var(--font-display);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 0.98;
}

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

.index-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.prose { max-width: 40em; }
.prose p + p { margin-top: 14px; }
.prose strong { color: var(--accent-soft); font-weight: 500; }

::selection { background: var(--cyan-400); color: var(--navy-950); }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: 1px;
}

/* ---------- 4 布局 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.section { padding: clamp(44px, 6vw, 88px) 0; }
.section--tight { padding: clamp(28px, 4vw, 52px) 0; }

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--hair);
  margin-bottom: clamp(20px, 3vw, 36px);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  font-size: clamp(24px, 3.4vw, 44px);
  line-height: 1.05;
}

.section-note {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
}

.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.rule { border: 0; border-top: 1px solid var(--hair); margin: clamp(20px, 3vw, 36px) 0; }

/* ---------- 5 头部 ---------- */
.skip-link {
  position: absolute;
  left: 12px;
  top: -70px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--amber-400);
  color: var(--navy-950);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  transition: top 0.18s ease;
}
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(4, 9, 26, 0.94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--hair);
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: min(40%, 420px);
  height: 2px;
  background: linear-gradient(90deg, var(--cyan-400), rgba(43, 242, 206, 0));
  pointer-events: none;
}

.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  pointer-events: none;
  z-index: 2;
}

.scroll-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--cyan-400), var(--amber-400));
}

.header-rail { position: relative; }

.header-rail__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 28px);
  padding-block: 13px;
}

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

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(43, 242, 206, 0.45);
  background: linear-gradient(150deg, rgba(43, 242, 206, 0.16), rgba(4, 9, 26, 0) 72%);
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.32; }

.brand-name {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 400;
  letter-spacing: 0.08em;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.utility-line {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
}

.utility-sep { color: var(--navy-700); }

.header-cta { flex: 0 0 auto; }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--hair);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: border-color 0.12s ease, color 0.12s ease;
}

.nav-toggle:hover { border-color: var(--cyan-400); color: var(--cyan-200); }

.nav-toggle__bars {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 16px;
}

.nav-toggle__bars > span {
  display: block;
  height: 1px;
  background: currentColor;
}

.site-nav { border-top: 1px solid var(--hair); position: relative; }

.nav-list {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
}

.nav-item { border-right: 1px solid var(--hair); }
.nav-list > .nav-item:first-child { border-left: 1px solid var(--hair); }

.nav-link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 13px 22px;
  font-size: 13.5px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  transition: color 0.12s ease, background-color 0.12s ease;
}

.nav-index {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: rgba(143, 161, 192, 0.55);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: transparent;
  transition: background-color 0.12s ease;
}

.nav-link:hover {
  color: var(--text);
  background: rgba(23, 48, 95, 0.5);
}
.nav-link:hover::after { background: var(--cyan-200); }

.nav-link[aria-current="page"] {
  color: var(--text);
  background: linear-gradient(180deg, rgba(43, 242, 206, 0.13), rgba(43, 242, 206, 0));
}
.nav-link[aria-current="page"] .nav-index { color: var(--cyan-400); }
.nav-link[aria-current="page"]::after { background: var(--cyan-400); }

/* ---------- 6 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(40px, 6vw, 90px);
  border-top: 1px solid var(--hair);
  background: linear-gradient(180deg, var(--navy-950), var(--navy-900) 45%, #061024);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--hair) 1px, transparent 1px),
    linear-gradient(90deg, var(--hair) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.28;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 72%);
  mask-image: linear-gradient(180deg, #000, transparent 72%);
}

.footer-inner {
  position: relative;
  padding-block: clamp(40px, 5vw, 72px) 26px;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(220px, 1.2fr) 2.8fr;
  gap: var(--gap);
}

.footer-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(43, 242, 206, 0.4);
  color: var(--cyan-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.08em;
  line-height: 1.1;
}

.footer-brand-line {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-dim);
  max-width: 22em;
}

.footer-index {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber-200);
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap);
}

.footer-col {
  padding-left: 18px;
  border-left: 1px solid var(--hair);
}

.footer-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-200);
  margin-bottom: 14px;
}

.footer-list li + li { margin-top: 9px; }

.footer-list a {
  font-size: 13.5px;
  color: var(--text-dim);
  border-bottom: 1px solid transparent;
  transition: color 0.12s ease, border-color 0.12s ease;
}

.footer-list a:hover { color: var(--text); border-color: var(--cyan-400); }

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 30px;
  margin-top: clamp(30px, 4vw, 48px);
  padding-block: 16px;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.footer-contact__key {
  display: inline-block;
  margin-right: 10px;
  color: var(--slate-400);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 10.5px;
}

.footer-link { border-bottom: 1px solid var(--line-100); transition: color 0.12s ease, border-color 0.12s ease; }
.footer-link:hover { color: var(--cyan-200); border-color: var(--cyan-400); }

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  padding-top: 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.footer-note {
  margin-top: 10px;
  font-size: 12px;
  color: var(--slate-400);
}

/* ---------- 7 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 18px;
  border: 1px solid var(--hair);
  background: rgba(14, 33, 72, 0.4);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: border-color 0.12s ease, background-color 0.12s ease, color 0.12s ease;
}

.btn:hover { border-color: var(--cyan-400); color: var(--cyan-200); }

.btn--primary {
  border-color: transparent;
  background: var(--cyan-400);
  color: var(--navy-950);
  font-weight: 600;
}
.btn--primary:hover { background: var(--cyan-200); color: var(--navy-950); }

.btn--ghost { background: transparent; border-color: var(--line-100); }
.btn--ghost:hover { background: rgba(23, 48, 95, 0.55); }

.btn--sm { padding: 7px 13px; font-size: 11px; }

/* ---------- 8 组件 ---------- */
.breadcrumbs {
  padding-block: 14px;
  border-bottom: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; }
.breadcrumbs li + li::before { content: "／"; margin-right: 8px; color: var(--navy-700); }
.breadcrumbs a:hover { color: var(--cyan-200); }
.breadcrumbs [aria-current="page"] { color: var(--amber-200); }

.panel {
  position: relative;
  padding: clamp(18px, 2.4vw, 28px);
  background: var(--surface);
  border: 1px solid var(--hair);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.35);
}

.panel--glow {
  background:
    linear-gradient(155deg, rgba(43, 242, 206, 0.10), rgba(4, 9, 26, 0) 58%),
    var(--surface);
}

.panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--hair);
}

.panel-title {
  font-family: var(--font-display);
  font-weight: 300;
  text-transform: uppercase;
  font-size: clamp(18px, 2.2vw, 26px);
  letter-spacing: 0.01em;
}

.stat { display: flex; flex-direction: column; gap: 6px; }

.stat-value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1;
  color: var(--cyan-400);
  letter-spacing: -0.01em;
}

.stat-value--warn { color: var(--amber-400); }
.stat-value--soft { color: var(--cyan-200); }

.stat-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

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

.data-table caption {
  text-align: left;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.data-table th,
.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--hair);
  text-align: left;
  font-size: 13.5px;
}

.data-table th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate-400);
  background: rgba(8, 20, 48, 0.7);
}

.data-table tbody tr:nth-child(even) { background: rgba(14, 33, 72, 0.45); }
.data-table tbody tr:hover { background: rgba(23, 48, 95, 0.6); }
.data-table td.num { font-family: var(--font-mono); color: var(--cyan-200); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.tag--cyan { border-color: rgba(43, 242, 206, 0.5); color: var(--cyan-200); }
.tag--amber { border-color: rgba(255, 176, 58, 0.55); color: var(--amber-200); }

.index-list { border-top: 1px solid var(--hair); }

.index-list__item {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--hair);
}

.index-list__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
  padding-top: 2px;
}

.index-list__body p { color: var(--text-dim); font-size: 13.5px; }

.index-list__title {
  font-size: 16px;
  letter-spacing: 0.02em;
  margin-bottom: 4px;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--hair);
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.tab {
  position: relative;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-bottom: 0;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: color 0.12s ease, background-color 0.12s ease;
}

.tab:hover { color: var(--text); background: rgba(23, 48, 95, 0.5); }

.tab[aria-selected="true"] {
  color: var(--navy-950);
  background: var(--cyan-400);
  font-weight: 600;
}

.tab-panel { animation: none; }
.tab-panel:not([hidden]) { animation: tabIn 0.18s ease both; }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-block: 14px;
  border-bottom: 1px solid var(--hair);
}

.filter-btn {
  padding: 7px 14px;
  border: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.12s ease, border-color 0.12s ease, background-color 0.12s ease;
}

.filter-btn:hover { color: var(--text); border-color: var(--cyan-200); }

.filter-btn[aria-pressed="true"] {
  color: var(--navy-950);
  background: var(--cyan-400);
  border-color: var(--cyan-400);
}

.filter-status {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

/* ---------- 9 图片容器（页面阶段放置占位） ---------- */
.media-frame {
  position: relative;
  border: 1px solid var(--hair);
  background: linear-gradient(160deg, var(--navy-900), var(--navy-800) 48%, #062420);
  overflow: hidden;
}

.media-frame__img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.78) contrast(1.06);
}

.media-frame--tall .media-frame__img { aspect-ratio: 3 / 4; }
.media-frame--wide .media-frame__img { aspect-ratio: 21 / 9; }

.media-frame__grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(30, 44, 71, 0.9) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 44, 71, 0.9) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.45;
  mix-blend-mode: screen;
}

.media-frame__badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 9px;
  background: rgba(4, 9, 26, 0.72);
  border: 1px solid var(--hair);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-200);
}

.media-frame__placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 10;
  padding: 20px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--slate-400);
}

.media-frame--tall .media-frame__placeholder { aspect-ratio: 3 / 4; }

.media-frame__caption {
  position: relative;
  padding: 10px 12px;
  border-top: 1px solid var(--hair);
  background: rgba(4, 9, 26, 0.92);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate-400);
}

/* ---------- 10 动效与响应式 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.42s ease, transform 0.42s ease;
}

[data-reveal].is-visible { opacity: 1; transform: none; }

@keyframes tabIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}

@media (max-width: 1100px) {
  .utility-line { display: none; }
}

@media (max-width: 900px) {
  .span-3, .span-4, .span-5, .span-6, .span-7, .span-8 { grid-column: span 6; }

  .nav-toggle { display: inline-flex; }
  .header-cta { margin-left: auto; }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--navy-900);
    border-top: 1px solid var(--hair);
    border-bottom: 1px solid var(--hair);
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    transition: max-height 0.28s ease, opacity 0.18s ease, visibility 0.18s;
  }

  .site-nav[data-open] {
    max-height: 76vh;
    opacity: 1;
    visibility: visible;
    overflow-y: auto;
  }

  .site-nav .shell { padding-inline: 0; }

  .nav-list { flex-direction: column; flex-wrap: nowrap; }
  .nav-item { border-right: 0; border-bottom: 1px solid var(--hair); }
  .nav-list > .nav-item:first-child { border-left: 0; }
  .nav-link { padding: 15px var(--gutter); }
  .nav-link::after { left: 0; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
  .nav-link[aria-current="page"]::after { background: var(--cyan-400); }

  html.nav-open, html.nav-open body { overflow: hidden; }

  .footer-top { grid-template-columns: minmax(0, 1fr); }
  .footer-col { border-left: 0; padding-left: 0; }
}

@media (max-width: 640px) {
  .span-3, .span-4, .span-5, .span-6, .span-7, .span-8 { grid-column: span 12; }

  .header-cta { display: none; }
  .nav-toggle { margin-left: auto; }

  .footer-nav { grid-template-columns: minmax(0, 1fr); }
  .footer-col { padding-top: 16px; border-top: 1px solid var(--hair); }

  .index-list__item { grid-template-columns: 46px minmax(0, 1fr); gap: 12px; }

  .data-table th, .data-table td { padding: 9px 10px; font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
  .skip-link { transition: none; }
}