/* =========================================================
   宝博体育中文站 · 共享外壳样式 /assets/site.css
   基调：被聚光灯照亮的看台通道
   ========================================================= */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 110px; }
body, h1, h2, h3, h4, h5, p, ul, ol, li, figure, figcaption, blockquote, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

/* ---------- 2. 设计令牌 ---------- */
:root {
  --sb-blue: #10233F;
  --sb-warm: #F4EDE2;
  --sb-paper: #FBF6EC;
  --sb-orange: #F2622A;
  --sb-green: #3F7A4B;
  --sb-stone: #6E6A63;
  --sb-clay: #B4674A;
  --sb-moss: #7C8C5A;
  --sb-night: #0B1729;
  --sb-amber: #E8A33D;

  --sb-ink: #182739;
  --sb-line: rgba(16, 35, 63, .14);
  --sb-line-strong: rgba(16, 35, 63, .30);

  --sb-font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --sb-font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sb-font-num: "Barlow Condensed", "Oswald", "Roboto Condensed", "Arial Narrow", var(--sb-font-mono);

  --sb-w: 1200px;
  --sb-shell: clamp(16px, 4vw, 40px);
  --sb-r: 18px;
  --sb-ease: cubic-bezier(.22, .7, .28, 1);
}

/* ---------- 3. 页面基底与中文排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--sb-warm);
  background-image:
    radial-gradient(120% 55% at 12% -8%, rgba(242, 98, 42, .13), rgba(242, 98, 42, 0) 62%),
    radial-gradient(95% 48% at 100% 2%, rgba(16, 35, 63, .13), rgba(16, 35, 63, 0) 60%),
    linear-gradient(180deg, rgba(251, 246, 236, .94), rgba(244, 237, 226, 0) 44%);
  background-repeat: no-repeat;
  color: var(--sb-ink);
  font-family: var(--sb-font-sans);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { font-weight: 900; letter-spacing: -.02em; line-height: 1.25; color: var(--sb-blue); }
h1 { font-size: clamp(30px, 5vw, 52px); }
h2 { font-size: clamp(24px, 3.4vw, 36px); }
h3 { font-size: clamp(19px, 2.2vw, 24px); font-weight: 800; }
h4 { font-size: 17px; font-weight: 800; }
p { text-wrap: pretty; }
:focus-visible { outline: 2px solid var(--sb-orange); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(242, 98, 42, .28); }

/* ---------- 4. 布局工具 ---------- */
.sb-container { width: 100%; max-width: var(--sb-w); margin-inline: auto; padding-inline: var(--sb-shell); }
.sb-section { position: relative; padding-block: clamp(44px, 6.5vw, 88px); }
.sb-section + .sb-section { border-top: 1px solid var(--sb-line); }
.sb-grid { display: grid; gap: clamp(16px, 2vw, 26px); }
.sb-grid--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.sb-grid--3 { grid-template-columns: repeat(auto-fit, minmax(232px, 1fr)); }
.sb-grid--rail { grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); }
@media (max-width: 900px) { .sb-grid--rail { grid-template-columns: minmax(0, 1fr); } }
.sb-prose { max-width: 68ch; }
.sb-prose p + p { margin-top: 1em; }
.sb-prose h2, .sb-prose h3 { margin-top: 1.6em; }
.sb-prose a { color: var(--sb-clay); text-decoration: underline; text-underline-offset: 3px; }
.sb-prose ul { list-style: disc; padding-left: 1.2em; }
.sb-mono { font-family: var(--sb-font-mono); font-size: .92em; letter-spacing: .04em; }
.sb-rule { height: 1px; border: 0; background: var(--sb-line); margin-block: clamp(24px, 3vw, 40px); }

/* ---------- 5. 章节色带与索引 ---------- */
.sb-band { display: flex; align-items: center; gap: 12px; margin-bottom: clamp(16px, 2.2vw, 28px); }
.sb-band__line {
  flex: 1; height: 6px; border-radius: 3px;
  background: repeating-linear-gradient(90deg, var(--sb-moss) 0 16px, rgba(124, 140, 90, .22) 16px 28px);
  transition: background .22s var(--sb-ease);
}
.sb-index {
  font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .06em;
  color: var(--sb-stone); transition: color .22s var(--sb-ease);
}
.sb-section.is-active .sb-band__line {
  background: repeating-linear-gradient(90deg, var(--sb-orange) 0 16px, rgba(242, 98, 42, .26) 16px 28px);
}
.sb-section.is-active .sb-index { color: var(--sb-orange); }
.sb-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--sb-clay);
}
.sb-eyebrow::before { content: ""; width: 22px; height: 2px; border-radius: 2px; background: currentColor; }

/* ---------- 6. 按钮 / 标签 / 状态 ---------- */
.sb-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px;
  font-size: 15px; font-weight: 700; letter-spacing: .01em;
  border: 1px solid transparent;
  transition: background .16s var(--sb-ease), color .16s var(--sb-ease), transform .16s var(--sb-ease), border-color .16s var(--sb-ease);
}
.sb-btn:hover { transform: translateY(-1px); }
.sb-btn--primary { background: var(--sb-orange); color: #fff; }
.sb-btn--primary:hover { background: #d94f1c; }
.sb-btn--ghost { border-color: var(--sb-line-strong); color: var(--sb-blue); background: rgba(251, 246, 236, .72); }
.sb-btn--ghost:hover { background: var(--sb-paper); border-color: var(--sb-blue); }
.sb-btn--dark { background: var(--sb-blue); color: var(--sb-warm); }
.sb-btn--dark:hover { background: var(--sb-night); }

.sb-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px; border-radius: 4px;
  font-family: var(--sb-font-mono); font-size: 12px; letter-spacing: .04em;
  background: rgba(16, 35, 63, .08); color: var(--sb-blue);
}
.sb-tag--green { background: rgba(63, 122, 75, .14); color: var(--sb-green); }
.sb-tag--clay { background: var(--sb-clay); color: #fff; }
.sb-tag--amber { background: rgba(232, 163, 61, .22); color: #8a5a10; }

.sb-status {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .04em;
  color: var(--sb-stone);
}
.sb-status__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--sb-green); box-shadow: 0 0 0 3px rgba(63, 122, 75, .18); flex: none; }
.sb-status__dot--live { background: var(--sb-orange); box-shadow: 0 0 0 3px rgba(242, 98, 42, .22); animation: sb-pulse 2.4s var(--sb-ease) infinite; }
@keyframes sb-pulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(.82); opacity: .72; } }

/* ---------- 7. 卡片 / 大号数字 / 面包屑 ---------- */
.sb-card {
  position: relative;
  background: var(--sb-paper);
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-r);
  padding: clamp(18px, 2.2vw, 28px);
  box-shadow: 0 18px 40px -34px rgba(11, 23, 41, .75);
}
.sb-card--offset { transform: translateY(-8px); }
.sb-card--dark { background: var(--sb-blue); border-color: rgba(244, 237, 226, .16); color: var(--sb-warm); }
.sb-card--dark h2, .sb-card--dark h3, .sb-card--dark h4 { color: var(--sb-warm); }
.sb-card--outline { background: transparent; border-style: dashed; box-shadow: none; }

.sb-num {
  display: block;
  font-family: var(--sb-font-num);
  font-stretch: condensed;
  font-weight: 700;
  font-size: clamp(48px, 11vw, 128px);
  line-height: .88;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  color: var(--sb-blue);
}
.sb-num--orange { color: var(--sb-orange); }
.sb-num--warm { color: var(--sb-warm); }

.sb-breadcrumb {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .04em;
  color: var(--sb-stone);
}
.sb-breadcrumb a { color: var(--sb-stone); }
.sb-breadcrumb a:hover { color: var(--sb-orange); }
.sb-breadcrumb__sep { color: var(--sb-line-strong); }

/* ---------- 8. 图片容器（页面阶段放置占位图） ---------- */
.sb-figure {
  margin: 0; background: var(--sb-paper);
  border: 1px solid var(--sb-line); border-radius: var(--sb-r); overflow: hidden;
}
.sb-figure__media {
  position: relative;
  aspect-ratio: var(--sb-ratio, 4 / 3);
  background: linear-gradient(150deg, var(--sb-blue) 0%, var(--sb-night) 72%);
  overflow: hidden;
}
.sb-figure__media img { width: 100%; height: 100%; object-fit: cover; }
.sb-figure__media::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(115deg, rgba(244, 237, 226, .07) 0 12px, rgba(244, 237, 226, 0) 12px 30px);
}
.sb-figure__caption {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-top: 1px solid var(--sb-line);
  font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .03em;
  color: var(--sb-stone); background: var(--sb-paper);
}
.sb-figure--wide .sb-figure__media { --sb-ratio: 16 / 9; }
.sb-figure--tall .sb-figure__media { --sb-ratio: 3 / 4; }
.sb-figure--square .sb-figure__media { --sb-ratio: 1 / 1; }

/* ---------- 9. 显现 ---------- */
.sb-reveal { opacity: 0; transform: translateY(12px); transition: opacity .4s var(--sb-ease), transform .4s var(--sb-ease); }
.sb-reveal.is-visible { opacity: 1; transform: none; }

/* ---------- 10. 悬浮胶囊页头 ---------- */
.sb-skip {
  position: absolute; left: 16px; top: -120px; z-index: 140;
  padding: 12px 18px; border-radius: 999px;
  background: var(--sb-blue); color: var(--sb-warm);
  font-size: 14px; font-weight: 700;
  transition: top .18s var(--sb-ease);
}
.sb-skip:focus { top: 12px; }

.sb-header { position: sticky; top: 0; z-index: 80; padding: 12px var(--sb-shell) 0; }
.sb-header__inner {
  position: relative;
  display: flex; align-items: center; gap: clamp(10px, 1.6vw, 22px);
  width: 100%; max-width: var(--sb-w); margin-inline: auto;
  padding: 10px 16px 14px;
  background: rgba(251, 246, 236, .93);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  backdrop-filter: saturate(1.4) blur(10px);
  border: 1px solid var(--sb-line);
  border-radius: 999px;
  box-shadow: 0 14px 34px -26px rgba(11, 23, 41, .7);
  transition: padding .22s var(--sb-ease), box-shadow .22s var(--sb-ease), background .22s var(--sb-ease);
}
.sb-header.is-condensed .sb-header__inner {
  padding: 6px 14px 12px;
  background: rgba(251, 246, 236, .985);
  box-shadow: 0 20px 42px -26px rgba(11, 23, 41, .8);
}

.sb-progress {
  position: absolute; left: 20px; right: 20px; bottom: 6px; height: 2px;
  border-radius: 2px; overflow: hidden;
  background: rgba(16, 35, 63, .10);
}
.sb-progress__bar { display: block; height: 100%; width: 0; border-radius: 2px; background: var(--sb-orange); transition: width .12s linear; }

.sb-brand { display: flex; align-items: baseline; gap: 10px; flex: 1 1 0; min-width: 0; overflow: hidden; }
.sb-brand__mark {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 17px; font-weight: 900; letter-spacing: -.01em;
  color: var(--sb-blue); white-space: nowrap;
}
.sb-brand__mark::before {
  content: ""; width: 10px; height: 10px; border-radius: 2px; flex: none;
  background: var(--sb-orange); box-shadow: 0 0 0 3px rgba(242, 98, 42, .16);
  align-self: center;
}
.sb-brand__tagline { font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .04em; color: var(--sb-stone); white-space: nowrap; }
.sb-brand__current { display: none; font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .04em; color: var(--sb-orange); white-space: nowrap; }
.sb-header.is-condensed .sb-brand__current { display: inline-block; }
.sb-header.is-condensed .sb-brand__tagline { display: none; }

.sb-nav { display: flex; margin-inline: auto; }
.sb-nav__list { display: flex; align-items: center; gap: 2px; }
.sb-nav__link {
  display: inline-block; padding: 9px 13px; border-radius: 999px;
  font-size: 15px; font-weight: 600; letter-spacing: .01em; color: #31435c;
  transition: background .16s var(--sb-ease), color .16s var(--sb-ease);
}
.sb-nav__link:hover { background: rgba(16, 35, 63, .08); color: var(--sb-blue); }
.sb-nav__link[aria-current="page"] { background: var(--sb-blue); color: var(--sb-warm); }
.sb-nav__link[aria-current="page"]:hover { background: var(--sb-night); }

.sb-header__actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; flex: 1 1 0; }

.sb-dock {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 15px; border-radius: 999px;
  background: var(--sb-night); color: var(--sb-warm);
  border: 1px solid rgba(244, 237, 226, .16);
  font-size: 14px; font-weight: 700; white-space: nowrap;
  transition: background .16s var(--sb-ease), transform .16s var(--sb-ease), border-color .16s var(--sb-ease);
}
.sb-dock:hover { background: var(--sb-blue); transform: translateY(-1px); }
.sb-dock[aria-expanded="true"] { background: var(--sb-orange); border-color: transparent; color: #fff; }
.sb-dock__pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--sb-orange); box-shadow: 0 0 0 3px rgba(242, 98, 42, .22); flex: none; }
.sb-dock[aria-expanded="true"] .sb-dock__pulse { background: #fff; box-shadow: 0 0 0 3px rgba(255, 255, 255, .3); }

.sb-nav__toggle {
  display: none; align-items: center; gap: 8px;
  padding: 9px 14px; border-radius: 999px;
  border: 1px solid var(--sb-line-strong); background: var(--sb-paper); color: var(--sb-blue);
  font-size: 14px; font-weight: 700;
}
.sb-nav__bars { display: inline-flex; flex-direction: column; gap: 3px; }
.sb-nav__bars span { display: block; width: 15px; height: 2px; border-radius: 2px; background: currentColor; }
.sb-nav__toggle[aria-expanded="true"] { background: var(--sb-blue); color: var(--sb-warm); border-color: var(--sb-blue); }

/* ---------- 11. 积分榜抽屉 ---------- */
.sb-drawer { position: fixed; inset: 0; z-index: 120; display: none; }
.sb-drawer[data-open] { display: block; }
.sb-drawer__backdrop {
  position: absolute; inset: 0; width: 100%;
  background: rgba(11, 23, 41, .56);
  -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px);
}
.sb-drawer__panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(400px, 90vw);
  padding: 22px clamp(18px, 4vw, 28px) 32px;
  background: var(--sb-night); color: var(--sb-warm);
  border-left: 2px solid var(--sb-orange);
  overflow-y: auto;
  animation: sb-drawer-in .26s var(--sb-ease) both;
}
@keyframes sb-drawer-in { from { transform: translateX(26px); opacity: .4; } to { transform: translateX(0); opacity: 1; } }
.sb-drawer__head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sb-drawer__eyebrow { font-family: var(--sb-font-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--sb-amber); }
.sb-drawer__close { padding: 7px 13px; border-radius: 999px; border: 1px solid rgba(244, 237, 226, .24); font-size: 13px; font-weight: 700; color: var(--sb-warm); }
.sb-drawer__close:hover { background: rgba(244, 237, 226, .12); }
.sb-drawer__lead { margin-top: 16px; font-size: 15px; line-height: 1.8; color: rgba(244, 237, 226, .78); }
.sb-drawer__list { margin-top: 18px; display: grid; gap: 6px; }
.sb-drawer__link {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 14px; border-radius: 12px;
  background: rgba(244, 237, 226, .06);
  font-size: 15.5px; font-weight: 600;
  transition: background .16s var(--sb-ease), transform .16s var(--sb-ease);
}
.sb-drawer__link:hover { background: rgba(242, 98, 42, .2); transform: translateX(2px); }
.sb-drawer__idx { font-family: var(--sb-font-mono); font-size: 12px; letter-spacing: .06em; color: var(--sb-amber); }
.sb-drawer__foot { margin-top: 22px; padding-top: 16px; border-top: 1px solid rgba(244, 237, 226, .16); font-size: 13px; line-height: 1.7; color: rgba(244, 237, 226, .6); }

/* ---------- 12. 小屏赛事切换条 ---------- */
.sb-matchbar { display: none; }

/* ---------- 13. 页脚 ---------- */
.sb-footer { position: relative; margin-top: clamp(48px, 7vw, 96px); background: var(--sb-blue); color: var(--sb-warm); }
.sb-footer::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 8px;
  background: linear-gradient(90deg, var(--sb-clay) 0 22%, var(--sb-moss) 22% 74%, var(--sb-orange) 74% 100%);
}
.sb-footer__inner {
  max-width: var(--sb-w); margin-inline: auto;
  padding: clamp(38px, 5vw, 68px) var(--sb-shell) clamp(26px, 3.4vw, 44px);
  display: grid; grid-template-columns: minmax(230px, 1fr) minmax(0, 2.1fr);
  gap: clamp(24px, 4vw, 56px);
}
.sb-footer__mark { display: inline-flex; align-items: center; gap: 9px; font-size: 18px; font-weight: 900; letter-spacing: -.01em; color: var(--sb-warm); }
.sb-footer__mark::before { content: ""; width: 10px; height: 10px; border-radius: 2px; background: var(--sb-orange); flex: none; }
.sb-footer__tagline { margin-top: 12px; font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .06em; color: var(--sb-amber); }
.sb-footer__note { margin-top: 14px; max-width: 34ch; font-size: 14.5px; line-height: 1.8; color: rgba(244, 237, 226, .7); }
.sb-footer__status { margin-top: 16px; display: inline-flex; align-items: center; gap: 8px; font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .04em; color: rgba(244, 237, 226, .72); }
.sb-footer__cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: clamp(20px, 3vw, 38px); }
.sb-footer__title { display: flex; align-items: center; gap: 9px; font-size: 15px; font-weight: 800; letter-spacing: .02em; color: var(--sb-warm); }
.sb-footer__idx {
  font-family: var(--sb-font-mono); font-size: 11.5px; font-weight: 600; letter-spacing: .06em;
  padding: 2px 7px; border-radius: 3px; background: var(--sb-clay); color: #fff;
}
.sb-footer__list { margin-top: 14px; display: grid; gap: 10px; font-size: 14.5px; color: rgba(244, 237, 226, .76); }
.sb-footer__list a { display: inline-block; border-bottom: 1px solid transparent; transition: color .16s var(--sb-ease), border-color .16s var(--sb-ease); }
.sb-footer__list a:hover { color: #fff; border-bottom-color: var(--sb-orange); }
.sb-footer__list--plain li { line-height: 1.7; }
.sb-footer__legal { background: var(--sb-night); border-top: 1px solid rgba(244, 237, 226, .14); }
.sb-footer__legal-inner {
  max-width: var(--sb-w); margin-inline: auto;
  padding: 16px var(--sb-shell) calc(18px + env(safe-area-inset-bottom, 0px));
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px;
  font-family: var(--sb-font-mono); font-size: 12.5px; letter-spacing: .04em; color: rgba(244, 237, 226, .62);
}
.sb-footer__legal-links { display: flex; gap: 18px; margin-left: auto; }
.sb-footer__legal-links a:hover { color: var(--sb-amber); }

/* ---------- 14. 断点 ---------- */
@media (max-width: 1100px) {
  .sb-brand__tagline { display: none; }
}
@media (max-width: 960px) {
  .sb-header { padding-top: 10px; }
  .sb-brand { flex: 0 1 auto; }
  .sb-header__actions { flex: 0 0 auto; margin-left: auto; }
  .sb-nav {
    position: absolute;
    left: var(--sb-shell); right: var(--sb-shell);
    top: calc(100% + 10px);
    display: none; margin: 0;
    padding: 10px;
    background: var(--sb-paper);
    border: 1px solid var(--sb-line);
    border-radius: 20px;
    box-shadow: 0 24px 52px -24px rgba(11, 23, 41, .6);
    z-index: 90;
  }
  .sb-nav[data-open] { display: block; }
  .sb-nav__list { flex-direction: column; align-items: stretch; gap: 2px; }
  .sb-nav__link { display: flex; align-items: center; padding: 12px 14px; border-radius: 12px; font-size: 16px; }
  .sb-nav__toggle { display: inline-flex; }
  .sb-footer__inner { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 720px) {
  body { padding-bottom: 74px; }
  .sb-brand__mark { font-size: 15.5px; }
  .sb-dock { padding: 8px 12px; font-size: 13px; }
  .sb-dock__label { display: none; }
  .sb-nav__toggle-text { display: none; }
  .sb-progress { left: 16px; right: 16px; }
  .sb-matchbar {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 110;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px;
    padding: 6px 6px calc(6px + env(safe-area-inset-bottom, 0px));
    background: var(--sb-night);
    border-top: 2px solid var(--sb-orange);
  }
  .sb-matchbar__btn {
    display: flex; align-items: center; justify-content: center;
    min-height: 46px; border-radius: 12px;
    font-size: 13.5px; font-weight: 700; letter-spacing: .02em;
    color: rgba(244, 237, 226, .78); background: rgba(244, 237, 226, .06);
    transition: background .16s var(--sb-ease), color .16s var(--sb-ease);
  }
  .sb-matchbar__btn.is-current { background: var(--sb-orange); color: #fff; }
  .sb-footer__legal-links { margin-left: 0; }
}
@media (max-width: 420px) {
  .sb-brand__mark::before { width: 8px; height: 8px; }
  .sb-num { font-size: clamp(44px, 15vw, 76px); }
}

/* ---------- 15. 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .sb-reveal { opacity: 1; transform: none; }
  .sb-card--offset { transform: none; }
  .sb-drawer__panel { animation: none; }
}