/* ============================================================
   1体育赛事 · 共享样式 /assets/site.css
   夜场比分牌：深墨蓝底 + 珠宝色分区 + 窄体数字 + 命令栏
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:132px}
body,h1,h2,h3,h4,h5,p,figure,blockquote,dl,dd{margin:0}
ul,ol{margin:0;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%}

/* ---------- 2. 变量 ---------- */
:root{
  --ink:#0A1622;
  --ink-2:#0C2A31;
  --indigo:#241B3A;
  --wine:#4A1226;
  --green:#17E88F;
  --cyan:#2BE8E0;
  --orange:#FF7A2F;
  --paper:#F2F7F8;
  --mist:#9FB4BE;
  --line:#1E3A46;

  --shell-w:1240px;
  --r-lg:26px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;

  --font-display:"Barlow Condensed","Arial Narrow","Helvetica Neue",Arial,sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",ui-monospace,Menlo,Consolas,"Liberation Mono",monospace;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;

  --ease:cubic-bezier(.22,.61,.36,1);
  --shadow-card:0 24px 50px -34px rgba(43,232,224,.5);
}

/* ---------- 3. 基础排版 ---------- */
body{
  min-height:100vh;
  color:var(--paper);
  background-color:var(--ink);
  background-image:
    radial-gradient(1100px 520px at 84% -8%, rgba(23,232,143,.12), transparent 62%),
    radial-gradient(820px 460px at -6% 4%, rgba(43,232,224,.09), transparent 58%),
    repeating-linear-gradient(90deg, rgba(30,58,70,.22) 0 1px, transparent 1px 96px);
  background-repeat:no-repeat,no-repeat,repeat;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{line-height:1.18;font-weight:800;letter-spacing:-.01em;text-wrap:balance}
p{text-wrap:pretty}
strong,b{font-weight:700;color:var(--paper)}
::selection{background:var(--green);color:#04140D}

:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:6px}
:focus:not(:focus-visible){outline:none}

.mono{
  font-family:var(--font-mono);
  font-size:.86em;
  letter-spacing:.08em;
  font-variant-numeric:tabular-nums;
}
.text-cyan{color:var(--cyan)}
.text-orange{color:var(--orange)}

/* ---------- 4. 跳转链接 ---------- */
.skip-link{
  position:fixed;
  left:16px;
  top:-96px;
  z-index:400;
  padding:12px 22px;
  border-radius:var(--pill);
  background:var(--green);
  color:#04140D;
  font-weight:800;
  font-size:14px;
  transition:top .18s var(--ease);
}
.skip-link:focus{top:14px}

/* ---------- 5. 头部 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:200;
  background:rgba(10,22,34,.92);
  backdrop-filter:blur(14px) saturate(1.25);
  -webkit-backdrop-filter:blur(14px) saturate(1.25);
  border-bottom:1px solid var(--line);
  box-shadow:0 22px 46px -34px #000;
}

.hud-strip{
  max-height:48px;
  overflow:hidden;
  border-bottom:1px solid rgba(30,58,70,.75);
  background:linear-gradient(90deg, rgba(12,42,49,.95), rgba(36,27,58,.62) 68%, rgba(10,22,34,.25));
  transition:max-height .26s var(--ease), opacity .18s linear, border-color .18s linear;
}
.site-header[data-scrolled] .hud-strip{
  max-height:0;
  opacity:0;
  border-bottom-color:transparent;
}
.hud-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-block:8px;
}
.hud-meta{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  line-height:1.4;
  letter-spacing:.04em;
  color:var(--mist);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.hud-meta .mono{color:var(--cyan)}
.hud-meta--right{justify-content:flex-end}
.hud-dot{
  width:7px;
  height:7px;
  flex:0 0 auto;
  border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 0 rgba(23,232,143,.55);
  animation:hud-pulse 2.6s var(--ease) infinite;
}
@keyframes hud-pulse{
  0%{box-shadow:0 0 0 0 rgba(23,232,143,.5)}
  70%{box-shadow:0 0 0 9px rgba(23,232,143,0)}
  100%{box-shadow:0 0 0 0 rgba(23,232,143,0)}
}

.cmd-bar{position:relative}
.cmd-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:58px;
  padding-block:9px;
}

.brand{
  display:flex;
  align-items:center;
  gap:11px;
  flex:0 0 auto;
  border-radius:14px;
}
.brand-mark{
  display:grid;
  place-items:center;
  width:40px;
  height:40px;
  border-radius:13px;
  background:linear-gradient(150deg,var(--green),#0FB877 58%,var(--cyan));
  color:#04140D;
  font-family:var(--font-display);
  font-size:30px;
  font-weight:700;
  line-height:1;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 1px rgba(23,232,143,.32), 0 14px 30px -16px rgba(23,232,143,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-name{font-size:17.5px;font-weight:800;letter-spacing:.02em}
.brand-sub{font-size:10.5px;letter-spacing:.16em;color:var(--mist);text-transform:uppercase}

.cmd-nav{margin-left:auto}
.cmd-list{display:flex;align-items:center;gap:4px}
.cmd-item{display:block}
.cmd-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 13px;
  border-radius:var(--pill);
  border:1px solid transparent;
  font-size:14.5px;
  font-weight:600;
  line-height:1.3;
  color:#C6D8DE;
  transition:color .16s var(--ease), background-color .16s var(--ease), border-color .16s var(--ease);
}
.cmd-link:hover,
.cmd-link:focus-visible{
  color:var(--paper);
  background:rgba(43,232,224,.11);
  border-color:rgba(43,232,224,.32);
}
.cmd-link[aria-current="page"]{
  color:#04140D;
  background:var(--green);
  border-color:var(--green);
  font-weight:800;
}
.cmd-link[aria-current="page"]::before{
  content:"";
  width:5px;
  height:5px;
  border-radius:50%;
  background:#04140D;
}

.cmd-actions{display:flex;align-items:center;gap:10px;margin-left:6px}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:var(--pill);
  border:1px solid transparent;
  font-family:var(--font-sans);
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  line-height:1.3;
  white-space:nowrap;
  transition:transform .16s var(--ease), box-shadow .16s var(--ease), background-color .16s var(--ease), border-color .16s var(--ease), color .16s var(--ease);
}
.btn--sm{padding:9px 16px;font-size:14px}
.btn--primary{
  background:var(--green);
  color:#04140D;
  box-shadow:0 12px 26px -16px rgba(23,232,143,.95);
}
.btn--primary:hover{
  background:#3BF6A2;
  transform:translateY(-1px);
  box-shadow:0 16px 30px -14px rgba(23,232,143,.9);
}
.btn--ghost{
  background:rgba(12,42,49,.55);
  border-color:var(--line);
  color:var(--paper);
}
.btn--ghost:hover{
  border-color:var(--cyan);
  color:var(--cyan);
  background:rgba(43,232,224,.09);
}
.btn--orange{
  background:var(--orange);
  color:#1A0A02;
  box-shadow:0 12px 26px -16px rgba(255,122,47,.95);
}
.btn--orange:hover{background:#FF9557;transform:translateY(-1px)}

/* ---------- 7. 移动导航按钮 ---------- */
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 14px;
  border-radius:var(--pill);
  border:1px solid var(--line);
  background:rgba(12,42,49,.7);
  color:var(--paper);
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
}
.nav-toggle:hover{border-color:rgba(43,232,224,.5)}
.nav-toggle-bars{display:inline-flex;flex-direction:column;gap:4px;width:16px}
.nav-toggle-bars span{
  display:block;
  height:2px;
  border-radius:2px;
  background:var(--cyan);
  transition:transform .2s var(--ease), opacity .16s linear;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-toggle-label{line-height:1}

/* ---------- 8. 滚动进度尺 ---------- */
.scroll-meter{
  height:3px;
  background:rgba(30,58,70,.7);
  overflow:hidden;
}
.scroll-meter-fill{
  display:block;
  width:100%;
  height:100%;
  transform:scaleX(var(--p,0));
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--green),var(--cyan) 58%,var(--orange));
  transition:transform .12s linear;
}

/* ---------- 9. 布局容器 ---------- */
.shell{
  width:min(100% - 48px, var(--shell-w));
  margin-inline:auto;
}
.section{padding-block:72px}
.section--tight{padding-block:48px}

.grid{display:grid;gap:24px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--split{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}
.grid--split-rev{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}

.prose{
  max-width:720px;
  font-size:17.5px;
  line-height:1.8;
  color:#D6E4E9;
}
.prose p + p{margin-top:1.05em}
.prose h2{font-size:26px;margin-top:1.6em;margin-bottom:.5em;color:var(--paper)}
.prose h3{font-size:20px;margin-top:1.3em;margin-bottom:.4em;color:var(--cyan);font-weight:700}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(43,232,224,.4)}
.prose a:hover{color:var(--green);border-bottom-color:var(--green)}
.prose strong{color:var(--paper)}

/* ---------- 10. 面包屑 ---------- */
.breadcrumb-wrap{margin-bottom:26px}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:4px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--mist);
}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px}
.breadcrumb li + li::before{content:"/";color:#33505C;margin-right:2px}
.breadcrumb a{color:var(--cyan);transition:color .16s var(--ease)}
.breadcrumb a:hover{color:var(--green)}
.breadcrumb span[aria-current]{color:var(--paper)}

/* ---------- 11. 章节带 ---------- */
.band-head{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:end;
  gap:12px 20px;
  padding-top:18px;
  border-top:4px solid var(--green);
  margin-bottom:34px;
}
.band-head--cyan{border-top-color:var(--cyan)}
.band-head--orange{border-top-color:var(--orange)}
.band-head--indigo{border-top-color:#7A63C8}
.band-head--wine{border-top-color:#B04A6C}
.band-index{
  font-family:var(--font-display);
  font-size:clamp(38px,6.4vw,70px);
  font-weight:700;
  line-height:.85;
  letter-spacing:.02em;
  color:rgba(242,247,248,.18);
  font-variant-numeric:tabular-nums;
}
.band-title{
  font-size:clamp(25px,3.3vw,40px);
  font-weight:800;
  line-height:1.15;
}
.band-tag{
  justify-self:end;
  align-self:center;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--pill);
  border:1px solid rgba(43,232,224,.4);
  background:rgba(43,232,224,.08);
  color:var(--cyan);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  text-transform:uppercase;
  white-space:nowrap;
}

/* ---------- 12. 胶囊 ---------- */
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--pill);
  border:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  text-transform:uppercase;
  line-height:1.6;
  color:var(--mist);
}
.pill--green{background:var(--green);border-color:var(--green);color:#04140D;font-weight:700}
.pill--cyan{background:rgba(43,232,224,.1);border-color:rgba(43,232,224,.45);color:var(--cyan)}
.pill--orange{background:rgba(255,122,47,.12);border-color:rgba(255,122,47,.45);color:var(--orange)}

/* ---------- 13. 卡片 ---------- */
.card{
  position:relative;
  padding:26px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg, rgba(12,42,49,.9), rgba(10,22,34,.97));
  transition:transform .18s var(--ease), border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.card:hover{
  transform:translateY(-2px);
  border-color:rgba(43,232,224,.45);
  box-shadow:var(--shadow-card);
}
.card--indigo{
  background:linear-gradient(160deg, rgba(36,27,58,.95), rgba(10,22,34,.98));
  border-color:rgba(122,99,200,.3);
}
.card--wine{
  background:linear-gradient(160deg, rgba(74,18,38,.9), rgba(10,22,34,.98));
  border-color:rgba(176,74,108,.3);
}
.card-num{
  font-family:var(--font-display);
  font-size:44px;
  font-weight:700;
  line-height:1;
  letter-spacing:.01em;
  color:var(--cyan);
  font-variant-numeric:tabular-nums;
  margin-bottom:10px;
}
.card-title{font-size:21px;font-weight:800;line-height:1.32}
.card-text{margin-top:10px;font-size:15.5px;line-height:1.7;color:#B7CBD3}

/* ---------- 14. 数据 ---------- */
.stat{display:flex;flex-direction:column;gap:6px}
.stat-value{
  font-family:var(--font-display);
  font-size:clamp(40px,6vw,72px);
  font-weight:700;
  line-height:1;
  letter-spacing:.01em;
  color:var(--green);
  font-variant-numeric:tabular-nums;
}
.stat-label{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--mist);
}

/* ---------- 15. 图片容器基础 ---------- */
.media{
  position:relative;
  display:block;
  overflow:hidden;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  aspect-ratio:16 / 10;
  background:
    linear-gradient(140deg,#0C2A31,#101B2E 55%,#241B3A);
  isolation:isolate;
}
.media::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    repeating-linear-gradient(90deg, rgba(43,232,224,.16) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(0deg, rgba(30,58,70,.5) 0 1px, transparent 1px 46px);
  opacity:.55;
  z-index:2;
  pointer-events:none;
}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:3;
  pointer-events:none;
  background:
    linear-gradient(180deg, rgba(10,22,34,.12), rgba(10,22,34,.66)),
    linear-gradient(125deg, rgba(23,232,143,.12), rgba(43,232,224,.06));
}
.media img{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.92) contrast(1.06);
}
.media--wide{aspect-ratio:21 / 9}
.media--tall{aspect-ratio:3 / 4}
.media--square{aspect-ratio:1 / 1}
.media-cap{
  position:absolute;
  left:14px;
  bottom:12px;
  z-index:4;
  padding:4px 11px;
  border-radius:var(--pill);
  background:rgba(10,22,34,.78);
  border:1px solid rgba(43,232,224,.32);
  color:var(--cyan);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.08em;
  text-transform:uppercase;
}

.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* ---------- 16. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:88px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(12,42,49,.55), rgba(10,22,34,1) 46%);
}
.site-footer::before{
  content:"";
  display:block;
  height:4px;
  background:linear-gradient(90deg,var(--green),var(--cyan) 38%,var(--orange) 68%,var(--wine));
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:44px 32px;
  padding-block:56px 40px;
}
.footer-brand{max-width:38ch}
.footer-logo{
  font-size:26px;
  font-weight:900;
  letter-spacing:.01em;
  line-height:1.2;
}
.footer-note{
  margin-top:12px;
  font-size:14.5px;
  line-height:1.7;
  color:var(--mist);
}
.footer-back{
  display:inline-flex;
  margin-top:18px;
  padding-bottom:2px;
  border-bottom:1px solid rgba(43,232,224,.35);
  font-size:12.5px;
  color:var(--cyan);
  transition:color .16s var(--ease), border-color .16s var(--ease);
}
.footer-back:hover{color:var(--green);border-bottom-color:var(--green)}

.footer-col-title{
  margin-bottom:16px;
  font-family:var(--font-mono);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--green);
}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-link{
  position:relative;
  display:inline-block;
  padding-left:14px;
  font-size:14.5px;
  line-height:1.6;
  color:#C4D5DC;
  transition:color .16s var(--ease);
}
.footer-link::before{
  content:"";
  position:absolute;
  left:0;
  top:.68em;
  width:6px;
  height:1px;
  background:var(--line);
  transition:width .18s var(--ease), background-color .18s var(--ease);
}
.footer-link:hover{color:var(--cyan)}
.footer-link:hover::before{width:9px;background:var(--cyan)}

.footer-contact{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px 34px;
  padding-block:26px;
  border-top:1px solid var(--line);
}
.footer-contact-line{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:14.5px;
  color:#C4D5DC;
}
.footer-label{
  padding:3px 10px;
  border-radius:var(--pill);
  border:1px solid var(--line);
  font-size:10.5px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--mist);
}
.footer-value{
  font-weight:600;
  color:var(--paper);
  font-variant-numeric:tabular-nums;
  word-break:break-all;
}
.footer-contact-note{
  flex-basis:100%;
  font-size:13px;
  line-height:1.7;
  color:var(--mist);
}

.copy-btn{
  padding:5px 12px;
  border-radius:var(--pill);
  border:1px solid rgba(43,232,224,.4);
  color:var(--cyan);
  font-family:var(--font-mono);
  font-size:11.5px;
  font-weight:700;
  letter-spacing:.08em;
  line-height:1.6;
  transition:background-color .16s var(--ease), border-color .16s var(--ease), color .16s var(--ease);
}
.copy-btn:hover{background:rgba(43,232,224,.13);border-color:var(--cyan)}
.copy-btn[data-copied]{
  background:var(--green);
  border-color:var(--green);
  color:#04140D;
}

.footer-legal{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding-block:20px 36px;
  border-top:1px solid rgba(30,58,70,.7);
  font-size:12.5px;
  color:var(--mist);
}
.footer-legal-line{line-height:1.7}
.footer-legal-line--right{letter-spacing:.04em}

.copy-toast{
  position:fixed;
  left:50%;
  bottom:26px;
  z-index:500;
  max-width:calc(100% - 32px);
  padding:10px 20px;
  border-radius:var(--pill);
  background:var(--green);
  color:#04140D;
  font-size:13.5px;
  font-weight:700;
  line-height:1.5;
  opacity:0;
  transform:translate(-50%,14px);
  pointer-events:none;
  transition:opacity .2s var(--ease), transform .2s var(--ease);
}
.copy-toast[data-visible]{opacity:1;transform:translate(-50%,0)}

.to-top{
  position:fixed;
  right:20px;
  bottom:22px;
  z-index:150;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 16px;
  border-radius:var(--pill);
  border:1px solid var(--line);
  background:rgba(12,42,49,.92);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  opacity:0;
  transform:translateY(10px);
  pointer-events:none;
  transition:opacity .2s var(--ease), transform .2s var(--ease), border-color .16s var(--ease), color .16s var(--ease);
}
.to-top[data-visible]{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{border-color:var(--green);color:var(--green)}

/* ---------- 17. 滚动淡入 ---------- */
[data-reveal]{
  transition:opacity .55s var(--ease), transform .55s var(--ease);
}
html[data-reveal-ready] [data-reveal]:not([data-revealed]){
  opacity:0;
  transform:translateY(12px);
}

/* ---------- 18. 响应式 ---------- */
@media (max-width:1100px){
  .cmd-inner{gap:14px}
  .cmd-link{padding:8px 10px;font-size:14px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 28px}
  .footer-brand{grid-column:1 / -1;max-width:none}
}

@media (max-width:960px){
  .shell{width:min(100% - 36px, var(--shell-w))}
  .cmd-inner{flex-wrap:wrap;gap:12px}
  .nav-toggle{display:inline-flex}
  .cmd-actions{margin-left:auto}
  .cmd-nav{
    position:absolute;
    left:0;
    right:0;
    top:100%;
    z-index:60;
    display:none;
    margin:0;
    padding:16px max(18px, calc((100% - var(--shell-w)) / 2)) 22px;
    background:linear-gradient(180deg,#0C2A31,#0A1622 88%);
    border-bottom:1px solid var(--line);
    box-shadow:0 34px 60px -34px #000;
    max-height:calc(100vh - 130px);
    overflow:auto;
  }
  .cmd-nav[data-open]{display:block;animation:nav-in .22s var(--ease)}
  .cmd-list{flex-direction:column;align-items:stretch;gap:6px}
  .cmd-link{
    display:flex;
    padding:13px 16px;
    border-radius:14px;
    border-color:rgba(30,58,70,.9);
    background:rgba(30,58,70,.32);
    font-size:16px;
  }
  .cmd-link[aria-current="page"]{border-color:var(--green)}
  .grid--2,.grid--3,.grid--split,.grid--split-rev{grid-template-columns:minmax(0,1fr)}
  .section{padding-block:56px}
  .section--tight{padding-block:38px}
  .band-head{grid-template-columns:auto minmax(0,1fr);gap:10px 14px}
  .band-tag{grid-column:2;justify-self:start;align-self:start}
}
@keyframes nav-in{
  from{opacity:0;transform:translateY(-8px)}
  to{opacity:1;transform:none}
}

@media (max-width:640px){
  body{font-size:16px}
  .shell{width:calc(100% - 32px)}
  .hud-inner{padding-block:7px}
  .hud-meta{font-size:11.5px}
  .hud-meta--right{display:none}
  .brand{gap:9px}
  .brand-mark{width:36px;height:36px;border-radius:11px;font-size:26px}
  .brand-name{font-size:16px}
  .brand-sub{display:none}
  .cmd-cta{padding:8px 12px;font-size:13px}
  .nav-toggle{padding:8px 12px}
  .nav-toggle-label{display:none}
  .footer-grid{grid-template-columns:1fr;padding-block:44px 30px}
  .footer-contact{gap:12px 18px;padding-block:22px}
  .footer-contact-line{flex-wrap:wrap;gap:8px}
  .footer-legal{padding-block:16px 30px}
  .to-top{right:14px;bottom:14px;padding:9px 14px;font-size:11px}
  .copy-toast{bottom:70px}
  .card{padding:20px;border-radius:20px}
  .section{padding-block:44px}
}

/* ---------- 19. 降低动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .hud-dot{animation:none}
  [data-reveal]{opacity:1 !important;transform:none !important}
}