/* ============================================================
   半岛体育 · motion-ledong.com.cn
   /assets/site.css — 共享外壳与基础组件
   夜间数据指挥中心 / 纵向叙事长卷 / 粗野主义骨架
   ============================================================ */

/* ---------- 1. 变量 ---------- */
:root{
  --ink:#07110D;
  --turf-deep:#0C1F19;
  --turf:#123028;
  --cyan:#35F2C8;
  --amber:#F2B33D;
  --chalk:#F4F7F5;
  --mist:#8FA8A0;
  --steel:#2A4640;
  --paper:#EDF2EF;
  --paper-ink:#0B1A15;

  --font-display:"Archivo Narrow","Oswald","Noto Sans SC",system-ui,sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --shell:1280px;
  --gutter:24px;
  --header-h:76px;

  --edge:2px solid var(--steel);
  --shadow-hard:6px 6px 0 rgba(0,0,0,.55);
  --shadow-hard-lift:8px 8px 0 rgba(0,0,0,.55);
  --shadow-soft-edge:10px 10px 0 rgba(53,242,200,.14);

  --ease:200ms cubic-bezier(.2,.7,.3,1);
  --ease-quick:120ms linear;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body,h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg{max-width:100%;display:block}
table{border-collapse:collapse;width:100%}
button{background:none;border:0;padding:0;cursor:pointer;font:inherit;color:inherit}
a{color:var(--cyan);text-decoration:none}

/* ---------- 3. 中文排版与页面底色 ---------- */
body{
  background:var(--ink);
  color:var(--chalk);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  padding-top:var(--header-h);
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:linear-gradient(90deg,rgba(53,242,200,.05) 1px,transparent 1px);
  background-size:160px 100%;
}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-display);
  font-weight:400;
  letter-spacing:-0.01em;
  line-height:1.05;
  text-transform:uppercase;
  color:var(--chalk);
}
p{font-size:16.5px;line-height:1.75}
strong{font-weight:600}
.mono{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
}
.prose .mono{margin:0 .15em}
.prose{margin:0 0 1.4em}
.prose p{margin:0 0 1.25em}
.prose h2{font-size:clamp(24px,3vw,32px);font-weight:500;margin:1.6em 0 .6em}
.prose h3{font-size:20px;font-weight:500;letter-spacing:.02em;margin:1.4em 0 .5em}
.prose ul,.prose ol{list-style:disc;padding-left:1.3em;margin:0 0 1.25em}
.prose ol{list-style:decimal}
.prose li{margin:.4em 0}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(53,242,200,.45)}
.prose a:hover{border-bottom-color:var(--cyan)}

.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
}
.lede{
  font-size:clamp(17px,1.5vw,19.5px);
  line-height:1.72;
  color:var(--mist);
  max-width:62ch;
}
.h-mega{font-family:var(--font-display);font-weight:300;font-size:clamp(48px,7.5vw,96px);line-height:.95;letter-spacing:-0.01em;text-transform:uppercase}
.h-band{font-family:var(--font-display);font-weight:500;font-size:clamp(28px,4vw,40px);line-height:1.06;letter-spacing:-0.005em;text-transform:uppercase}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}

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

@media (prefers-reduced-motion: no-preference){
  html{scroll-behavior:smooth}
}

/* ---------- 4. 布局容器与栅格 ---------- */
.shell{
  position:relative;
  z-index:1;
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding:0 var(--gutter);
}
.shell--narrow{max-width:920px}
.shell--wide{max-width:1480px}

.grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:var(--gutter);
}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-12{grid-column:span 12}

/* ---------- 5. 头部外壳 ---------- */
.skip-link{
  position:fixed;
  left:14px;
  top:-72px;
  z-index:220;
  padding:10px 18px;
  background:var(--cyan);
  color:var(--ink);
  border:2px solid var(--ink);
  font-family:var(--font-display);
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  transition:top var(--ease);
}
.skip-link:focus{top:14px}

.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:200;
  background:linear-gradient(180deg,rgba(7,17,13,.96) 0%,rgba(7,17,13,.86) 100%);
  border-bottom:1px solid var(--steel);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  transition:border-color var(--ease);
}
.site-header[data-open="true"]{border-bottom-color:var(--cyan)}

.scroll-meter{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  overflow:hidden;
  pointer-events:none;
}
.scroll-meter__fill{
  display:block;
  width:100%;
  height:100%;
  transform:scaleX(0);
  transform-origin:0 50%;
  background:linear-gradient(90deg,var(--cyan) 0%,var(--cyan) 62%,var(--amber) 100%);
}

.site-header__inner{
  display:flex;
  align-items:center;
  gap:18px;
  width:100%;
  max-width:var(--shell);
  min-height:var(--header-h);
  margin:0 auto;
  padding:0 var(--gutter);
}

.brand-rail{
  display:flex;
  align-items:center;
  gap:12px;
  min-height:44px;
  padding:6px 0;
  color:var(--chalk);
  text-decoration:none;
}
.brand-rail__mark{
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  flex:0 0 auto;
  border:2px solid var(--cyan);
  background:var(--turf);
  color:var(--cyan);
  font-family:var(--font-display);
  font-size:20px;
  font-weight:600;
  box-shadow:3px 3px 0 rgba(0,0,0,.5);
}
.brand-rail__text{display:flex;flex-direction:column;gap:3px;min-width:0}
.brand-rail__name{
  font-family:var(--font-display);
  font-size:19px;
  font-weight:600;
  letter-spacing:.08em;
  line-height:1;
  color:var(--chalk);
}
.brand-rail__tag{
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.14em;
  line-height:1.3;
  color:var(--mist);
  text-transform:uppercase;
}

.nav-capsule{
  margin-left:auto;
  padding:4px;
  border:2px solid var(--steel);
  border-radius:999px;
  background:rgba(18,48,40,.62);
  box-shadow:4px 4px 0 rgba(0,0,0,.45);
}
.nav-capsule__list{display:flex;align-items:center;gap:2px}
.nav-capsule__item{display:block}
.nav-capsule__link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  min-height:44px;
  padding:8px 13px;
  border-radius:999px;
  color:var(--chalk);
  font-size:14.5px;
  font-weight:500;
  white-space:nowrap;
  transition:background var(--ease),color var(--ease);
}
.nav-capsule__index{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.06em;
  color:var(--mist);
  transition:color var(--ease);
}
.nav-capsule__link:hover{background:var(--turf);color:var(--cyan)}
.nav-capsule__link:hover .nav-capsule__index{color:var(--cyan)}
.nav-capsule__link[aria-current="page"]{
  background:var(--cyan);
  color:var(--ink);
  box-shadow:inset 0 0 0 1px rgba(7,17,13,.28);
}
.nav-capsule__link[aria-current="page"] .nav-capsule__index{color:var(--ink);opacity:.6}

.header-tools{display:flex;align-items:center;gap:10px}

.header-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:8px 16px;
  border:2px solid var(--amber);
  border-radius:999px;
  color:var(--amber);
  background:transparent;
  font-family:var(--font-display);
  font-size:14px;
  font-weight:600;
  letter-spacing:.08em;
  white-space:nowrap;
  transition:background var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.header-cta__arrow{font-family:var(--font-mono);font-size:14px}
.header-cta:hover{
  background:var(--amber);
  color:var(--ink);
  transform:translate(-2px,-2px);
  box-shadow:5px 5px 0 rgba(0,0,0,.5);
}

.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  min-height:44px;
  min-width:44px;
  padding:8px 14px;
  border:2px solid var(--steel);
  border-radius:999px;
  background:var(--turf);
  color:var(--chalk);
  font-family:var(--font-display);
  font-size:13px;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  transition:border-color var(--ease),color var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle__bars{display:grid;gap:4px;width:16px}
.nav-toggle__bar{
  display:block;
  height:2px;
  width:16px;
  background:currentColor;
  transition:transform var(--ease),opacity var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:first-child{transform:translateY(3px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:last-child{transform:translateY(-3px) rotate(-45deg)}
.nav-toggle__label{line-height:1}

/* ---------- 6. 页脚外壳 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(64px,10vw,140px);
  background:var(--turf-deep);
  border-top:2px solid var(--steel);
  color:var(--chalk);
  overflow:hidden;
}
.site-footer__slant{
  position:absolute;
  left:-8%;
  right:-8%;
  bottom:-40px;
  height:min(340px,55%);
  pointer-events:none;
  background:linear-gradient(104deg,rgba(53,242,200,.11) 0%,rgba(53,242,200,.02) 46%,rgba(242,179,61,.08) 100%);
  clip-path:polygon(0 46%,100% 0,100% 100%,0 100%);
}
.site-footer__inner{
  position:relative;
  z-index:1;
  display:grid;
  gap:clamp(28px,4vw,48px);
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding:clamp(40px,6vw,64px) var(--gutter) 28px;
}

.footer-masthead{
  display:grid;
  gap:12px;
  padding-bottom:clamp(20px,3vw,32px);
  border-bottom:2px solid var(--steel);
}
.footer-masthead__eyebrow{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--cyan);
}
.footer-masthead__title{
  font-family:var(--font-display);
  font-weight:300;
  font-size:clamp(40px,8vw,84px);
  line-height:.92;
  letter-spacing:-0.01em;
  text-transform:uppercase;
  color:var(--chalk);
}
.footer-masthead__meta{
  font-size:13.5px;
  line-height:1.7;
  color:var(--mist);
  max-width:56ch;
}

.footer-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(20px,3vw,40px);
}
.footer-col{min-width:0}
.footer-col__title{
  padding-bottom:12px;
  margin-bottom:6px;
  border-bottom:1px solid var(--steel);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--mist);
}
.footer-col__list{display:grid;gap:2px}
.footer-col__item{display:block}
.footer-col__link{
  display:inline-flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  color:var(--chalk);
  font-size:15.5px;
  transition:color var(--ease);
}
.footer-col__link::before{
  content:"";
  width:10px;
  height:2px;
  background:var(--cyan);
  opacity:.35;
  transition:width var(--ease),opacity var(--ease);
}
.footer-col__link:hover{color:var(--cyan)}
.footer-col__link:hover::before{width:24px;opacity:1}

.footer-note{
  display:grid;
  gap:14px;
  padding:clamp(18px,2.5vw,26px);
  border:2px solid var(--steel);
  background:rgba(18,48,40,.45);
  box-shadow:6px 6px 0 rgba(0,0,0,.4);
}
.footer-note__row{
  display:grid;
  grid-template-columns:104px 1fr;
  gap:14px;
  align-items:baseline;
}
.footer-note__label{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--cyan);
}
.footer-note__value{font-size:14px;line-height:1.72;color:var(--chalk)}
.footer-note__legal{
  padding-top:14px;
  border-top:1px solid var(--steel);
  font-size:13px;
  line-height:1.7;
  color:var(--mist);
}

.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  align-items:center;
  justify-content:space-between;
  padding-top:20px;
  border-top:1px solid var(--steel);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
  color:var(--mist);
}
.footer-bottom__copy{margin:0}
.footer-bottom__icp{margin:0;color:var(--mist)}

/* ---------- 7. 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:12px 22px;
  border:2px solid var(--steel);
  background:var(--turf);
  color:var(--chalk);
  font-family:var(--font-display);
  font-size:15px;
  font-weight:600;
  letter-spacing:.1em;
  text-transform:uppercase;
  box-shadow:4px 4px 0 rgba(0,0,0,.5);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease),color var(--ease);
}
.btn:hover{
  border-color:var(--cyan);
  transform:translate(-2px,-2px);
  box-shadow:inset 0 0 0 1px var(--cyan),var(--shadow-hard-lift);
}
.btn--brand{background:var(--cyan);border-color:var(--cyan);color:var(--ink)}
.btn--brand:hover{border-color:var(--chalk)}
.btn--ghost{background:transparent}
.btn--amber{background:transparent;border-color:var(--amber);color:var(--amber)}
.btn--amber:hover{background:var(--amber);color:var(--ink);border-color:var(--amber)}

/* ---------- 8. 面包屑 ---------- */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:20px 0 4px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--mist);
}
.crumbs__link{
  padding:2px 0;
  color:var(--mist);
  border-bottom:1px solid transparent;
  transition:color var(--ease),border-color var(--ease);
}
.crumbs__link:hover{color:var(--cyan);border-bottom-color:var(--cyan)}
.crumbs__sep{color:var(--steel)}
.crumbs__current{color:var(--chalk)}

/* ---------- 9. 章节长卷 ---------- */
.chapter{
  position:relative;
  padding:clamp(44px,6.5vw,92px) 0;
  border-top:1px solid var(--steel);
}
.chapter:first-of-type{border-top:0}
.chapter__head{display:grid;gap:14px;margin-bottom:clamp(22px,3.5vw,40px)}
.chapter__index{
  font-family:var(--font-mono);
  font-weight:300;
  font-size:clamp(52px,9vw,96px);
  line-height:.9;
  letter-spacing:-0.02em;
  color:var(--mist);
  transition:color var(--ease);
}
.chapter.is-active .chapter__index{color:var(--cyan)}
.chapter__kicker{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--mist);
}
.chapter__title{
  font-family:var(--font-display);
  font-weight:300;
  font-size:clamp(32px,5.2vw,60px);
  line-height:1.02;
  letter-spacing:-0.01em;
  text-transform:uppercase;
  color:var(--chalk);
  max-width:24ch;
}
.chapter__lede{font-size:clamp(16.5px,1.4vw,19px);line-height:1.74;color:var(--mist);max-width:60ch}
.chapter__body{display:grid;gap:var(--gutter)}
.chapter__note{
  display:grid;
  gap:8px;
  align-self:start;
  padding:16px 18px;
  border:2px solid var(--steel);
  background:rgba(12,31,25,.72);
  font-size:14px;
  line-height:1.7;
  color:var(--mist);
}

/* ---------- 10. 色带 ---------- */
.band{
  position:relative;
  display:block;
  width:100%;
  height:clamp(64px,9vw,140px);
  margin:clamp(32px,5vw,64px) 0;
  background:var(--turf);
  clip-path:polygon(0 26%,100% 0,100% 74%,0 100%);
}
.band--turf{background:linear-gradient(112deg,var(--turf) 0%,var(--turf-deep) 100%)}
.band--cyan{background:linear-gradient(112deg,rgba(53,242,200,.9) 0%,rgba(53,242,200,.35) 100%)}
.band--paper{background:linear-gradient(112deg,var(--paper) 0%,#cfdcd6 100%)}

/* ---------- 11. 面板 / 卡片 ---------- */
.panel{
  position:relative;
  border:2px solid var(--steel);
  background:var(--turf);
  box-shadow:var(--shadow-hard);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.panel:hover{
  border-color:var(--cyan);
  transform:translate(-2px,-2px);
  box-shadow:inset 0 0 0 1px var(--cyan),var(--shadow-hard-lift);
}
.panel__head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding:16px 20px;
  border-bottom:2px solid var(--steel);
}
.panel__title{
  font-family:var(--font-display);
  font-weight:500;
  font-size:20px;
  letter-spacing:.02em;
  text-transform:uppercase;
  color:var(--chalk);
}
.panel__body{padding:20px}
.panel__foot{
  padding:14px 20px;
  border-top:1px solid var(--steel);
  font-size:13px;
  line-height:1.7;
  color:var(--mist);
}
.panel--paper{background:var(--paper);border-color:var(--paper-ink);color:var(--paper-ink)}
.panel--paper .panel__title,
.panel--paper .panel__body,
.panel--paper .panel__body p{color:var(--paper-ink)}
.panel--paper .panel__head,
.panel--paper .panel__foot{border-color:rgba(11,26,21,.28)}
.panel--paper .panel__foot{color:rgba(11,26,21,.72)}

/* ---------- 12. 旁注 ---------- */
.note{
  padding:4px 0 4px 16px;
  border-left:3px solid var(--cyan);
  font-size:14px;
  line-height:1.72;
  color:var(--mist);
}
.note__label{
  display:block;
  margin-bottom:6px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
}
.note__body{margin:0;font-size:14px}

/* ---------- 13. 编辑部目录 ---------- */
.toc{border-top:2px solid var(--steel)}
.toc__item{border-bottom:1px solid var(--steel)}
.toc__link{
  display:grid;
  grid-template-columns:76px minmax(0,1fr);
  gap:16px;
  align-items:baseline;
  min-height:44px;
  padding:16px 6px;
  color:var(--chalk);
  transition:color var(--ease),background var(--ease);
}
.toc__link:hover{color:var(--cyan);background:rgba(53,242,200,.05)}
.toc__num{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--mist);
}
.toc__text{display:grid;gap:5px}
.toc__label{
  font-family:var(--font-display);
  font-size:20px;
  font-weight:500;
  letter-spacing:.02em;
  text-transform:uppercase;
  color:inherit;
}
.toc__desc{font-size:13px;line-height:1.65;color:var(--mist)}

/* ---------- 14. 比分牌 ---------- */
.scoreboard{
  border:2px solid var(--steel);
  background:linear-gradient(180deg,var(--turf) 0%,var(--turf-deep) 100%);
  box-shadow:var(--shadow-hard);
}
.scoreboard__cap{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding:10px 16px;
  border-bottom:2px solid var(--steel);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--mist);
}
.scoreboard__row{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:12px;
  padding:16px;
}
.scoreboard__side{display:grid;gap:3px;min-width:0}
.scoreboard__side--away{text-align:right}
.scoreboard__team{
  font-family:var(--font-display);
  font-size:18px;
  font-weight:500;
  letter-spacing:.02em;
  text-transform:uppercase;
  color:var(--chalk);
}
.scoreboard__meta{font-family:var(--font-mono);font-size:11px;color:var(--mist)}
.scoreboard__score{
  padding:2px 14px;
  border-left:2px solid var(--steel);
  border-right:2px solid var(--steel);
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:clamp(30px,5vw,44px);
  line-height:1.1;
  letter-spacing:.04em;
  color:var(--chalk);
}
.scoreboard__delta{font-family:var(--font-mono);color:var(--amber)}
.scoreboard__foot{
  padding:10px 16px;
  border-top:1px solid var(--steel);
  font-size:12px;
  line-height:1.65;
  color:var(--mist);
}

/* ---------- 15. 图片容器 ---------- */
.figure{display:grid;gap:10px;margin:0}
.figure__media{
  position:relative;
  aspect-ratio:16 / 9;
  overflow:hidden;
  border:2px solid var(--steel);
  background:
    repeating-linear-gradient(135deg,rgba(53,242,200,.07) 0 12px,rgba(18,48,40,.62) 12px 24px);
  box-shadow:var(--shadow-hard);
}
.figure__media img{width:100%;height:100%;object-fit:cover;display:block}
.figure--wide .figure__media{aspect-ratio:21 / 9}
.figure--tall .figure__media{aspect-ratio:3 / 4}
.figure__caption{
  font-family:var(--font-mono);
  font-size:12.5px;
  line-height:1.65;
  letter-spacing:.04em;
  color:var(--mist);
}

/* ---------- 16. 边缘数据浮层 ---------- */
.edge-layer{
  position:absolute;
  z-index:0;
  pointer-events:none;
  opacity:.12;
  border:2px solid var(--cyan);
  background:linear-gradient(120deg,rgba(53,242,200,.4) 0%,transparent 70%);
}

/* ---------- 17. 表格 ---------- */
.table-scroll{
  overflow-x:auto;
  border:2px solid var(--steel);
  background:var(--turf-deep);
  box-shadow:var(--shadow-hard);
}
.data-table{width:100%;min-width:560px;font-size:14.5px}
.data-table caption{
  caption-side:top;
  padding:12px 16px;
  border-bottom:1px solid var(--steel);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--mist);
  text-align:left;
}
.data-table th,
.data-table td{
  padding:11px 16px;
  border-bottom:1px solid var(--steel);
  text-align:left;
  vertical-align:baseline;
}
.data-table thead th{
  background:rgba(42,70,64,.35);
  font-family:var(--font-display);
  font-size:12px;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--mist);
}
.data-table tbody tr{transition:background var(--ease-quick)}
.data-table tbody tr:hover{background:rgba(53,242,200,.06)}
.data-table td.is-num{font-family:var(--font-mono);font-variant-numeric:tabular-nums}

/* ---------- 18. 标记 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border:1px solid var(--steel);
  background:rgba(18,48,40,.6);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--mist);
}
.tag--brand{background:var(--cyan);border-color:var(--cyan);color:var(--ink)}
.tag--amber{border-color:var(--amber);color:var(--amber)}

/* ---------- 19. 响应式 ---------- */
@media (max-width:1180px){
  .nav-capsule__index{display:none}
  .nav-capsule__link{padding:8px 11px;font-size:13.5px}
  .brand-rail__tag{display:none}
  .header-cta{padding:8px 13px;font-size:13px}
}

@media (max-width:1024px){
  .col-3,.col-4,.col-5{grid-column:span 6}
  .col-7,.col-8{grid-column:span 12}
}

@media (max-width:960px){
  :root{--header-h:66px;--gutter:18px}

  .nav-toggle{display:inline-flex}

  .nav-capsule{
    position:absolute;
    top:calc(100% + 10px);
    left:var(--gutter);
    right:var(--gutter);
    margin:0;
    padding:8px;
    border-radius:16px;
    background:rgba(12,31,25,.98);
    box-shadow:8px 8px 0 rgba(0,0,0,.55);
    display:none;
    max-height:calc(100vh - var(--header-h) - 28px);
    overflow-y:auto;
  }
  .site-header[data-open="true"] .nav-capsule{display:block}
  .nav-capsule__list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-capsule__link{
    width:100%;
    justify-content:flex-start;
    padding:12px 14px;
    border-radius:10px;
    font-size:16px;
  }
  .nav-capsule__index{display:inline}

  .footer-grid{grid-template-columns:1fr}
  .footer-masthead__title{font-size:clamp(38px,11vw,64px)}
}

@media (max-width:768px){
  body{font-size:16px}
  .grid{grid-template-columns:repeat(6,minmax(0,1fr))}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8{grid-column:span 6}
  .band{clip-path:polygon(0 12%,100% 0,100% 88%,0 100%)}
  .scoreboard__row{grid-template-columns:1fr;gap:14px;padding:14px}
  .scoreboard__side--away{text-align:left}
  .scoreboard__score{
    border-left:0;
    border-right:0;
    border-top:2px solid var(--steel);
    border-bottom:2px solid var(--steel);
    padding:8px 0;
    text-align:center;
  }
  .figure__media{aspect-ratio:4 / 3}
  .figure--wide .figure__media{aspect-ratio:16 / 9}
  .figure--tall .figure__media{aspect-ratio:4 / 5}
  .toc__link{grid-template-columns:56px minmax(0,1fr);gap:12px}
}

@media (max-width:640px){
  .footer-note__row{grid-template-columns:1fr;gap:4px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

@media (max-width:420px){
  .nav-toggle__label{display:none}
  .header-cta__arrow{display:none}
  .header-cta{padding:8px 12px}
  .brand-rail__name{font-size:17px}
}

/* ---------- 20. 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    transition-duration:.001ms !important;
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    scroll-behavior:auto !important;
  }
  .btn:hover,
  .panel:hover,
  .header-cta:hover{transform:none}
  .scroll-meter__fill{transition:none}
  .chapter__index{transition:none}
}