/* ============================================================
   皇冠足球 · 南美赛区数据档案 — 共享样式表 /assets/site.css
   ============================================================ */

/* ---------- 1. 变量 ---------- */
:root{
  --ink:#0C2621;
  --ink-2:#14382F;
  --ink-3:#1B4438;
  --gold:#C0973F;
  --gold-bright:#E8CA84;
  --paper:#F3EEE2;
  --paper-2:#E4DCC9;
  --arg:#6FA8DC;
  --bra-y:#F0C000;
  --bra-g:#00934A;
  --bra-g-lt:#2FA96A;
  --uru:#8FC7E6;
  --pen:#B23A48;
  --slate:#5A6A64;
  --slate-lt:#93A69E;
  --line:rgba(192,151,63,.35);
  --line-soft:rgba(192,151,63,.18);
  --shadow-hard:6px 6px 0 rgba(5,17,14,.85);
  --shadow-soft:4px 4px 0 rgba(5,17,14,.8);
  --font-head:"Oswald","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono","Sarasa Mono SC",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --wrap:1360px;
  --gutter:clamp(16px,3vw,40px);
  --header-h:64px;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body,h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd,ol,ul,address{margin:0;}
ol,ul{padding:0;list-style:none;}
img,svg,video{max-width:100%;}
button,input,select,textarea{font:inherit;color:inherit;}
table{border-collapse:collapse;width:100%;}
a{color:inherit;}

/* ---------- 3. 基础排版 ---------- */
html,body{height:100%;}
body{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,h6{
  font-family:var(--font-head);
  font-weight:800;
  font-stretch:condensed;
  line-height:1.05;
  letter-spacing:-.015em;
  text-wrap:balance;
}
h1{font-size:clamp(40px,6vw,84px);}
h2{font-size:clamp(28px,3.6vw,48px);}
h3{font-size:clamp(20px,2.2vw,28px);line-height:1.2;}
h4{font-size:17px;letter-spacing:.01em;}
p{text-wrap:pretty;}
strong{font-weight:700;color:var(--paper);}
::selection{background:var(--gold);color:var(--ink);}
:focus-visible{outline:3px solid var(--gold-bright);outline-offset:3px;}
main:focus{outline:none;}

/* ---------- 4. 布局容器 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter);}
.wrap--narrow{max-width:840px;}
.wrap--wide{max-width:1520px;}
.grid{display:grid;gap:clamp(16px,2.4vw,32px);}
.grid--12{grid-template-columns:repeat(12,minmax(0,1fr));}
.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;}
.stack{display:flex;flex-direction:column;gap:var(--stack-gap,16px);}
.section{padding-block:clamp(48px,7vw,96px);}
.section--tight{padding-block:clamp(28px,4vw,52px);}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:12px 24px;margin-bottom:clamp(20px,3vw,36px);
}

/* ---------- 5. 常用排版组件 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;color:var(--gold);
}
.eyebrow::before{content:"";display:block;width:24px;height:2px;background:var(--gold);}
.prose{max-width:68ch;font-size:17px;line-height:1.8;color:var(--paper);}
.prose p + p{margin-top:1em;}
.prose h2{margin-top:1.8em;margin-bottom:.5em;}
.prose h3{margin-top:1.5em;margin-bottom:.4em;}
.prose ul{list-style:disc;padding-left:1.3em;}
.prose li + li{margin-top:.4em;}
.num{
  font-family:var(--font-mono);font-weight:700;
  font-variant-numeric:tabular-nums;line-height:.92;letter-spacing:-.02em;
}
.num--lg{font-size:clamp(36px,5vw,64px);}
.num--xl{font-size:clamp(56px,9vw,132px);letter-spacing:-.045em;}
.rule{height:2px;background:var(--gold);border:0;width:100%;}
.rule--soft{background:var(--line-soft);}

/* ---------- 6. 色彩 chips ---------- */
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:3px 10px;border:1px solid currentColor;background:transparent;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;
  line-height:1.6;white-space:nowrap;color:var(--gold);
}
.chip--arg{color:var(--arg);}
.chip--bra{color:var(--bra-y);}
.chip--bra-g{color:var(--bra-g-lt);}
.chip--uru{color:var(--uru);}
.chip--pen{color:var(--pen);}
.chip--gold{color:var(--gold-bright);}
.chip__dot{display:block;flex:none;width:8px;height:8px;background:currentColor;}

/* ---------- 7. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  padding:12px 20px;border:2px solid var(--gold);
  background:var(--gold);color:var(--ink);
  font-family:var(--font-mono);font-size:13px;font-weight:500;letter-spacing:.08em;
  text-decoration:none;white-space:nowrap;cursor:pointer;
  box-shadow:var(--shadow-soft);
  transition:transform .16s ease,box-shadow .16s ease,background-color .16s ease,color .16s ease;
}
.btn:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 rgba(5,17,14,.85);}
.btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 rgba(5,17,14,.85);}
.btn--ghost{background:transparent;color:var(--gold-bright);}
.btn--ghost:hover{background:var(--gold-bright);color:var(--ink);}
.btn--sm{padding:8px 14px;font-size:12px;}

/* ---------- 8. 面板与图片容器 ---------- */
.panel{
  background:var(--ink-2);border:2px solid var(--line);
  padding:clamp(18px,2.5vw,28px);box-shadow:var(--shadow-hard);
}
.panel--gold{border-color:var(--gold);}
.panel--paper{background:var(--paper);color:var(--ink);border-color:var(--gold);}
.panel--paper h2,.panel--paper h3,.panel--paper strong{color:var(--ink);}

.media{
  position:relative;display:block;overflow:hidden;
  background:var(--ink-2);border:2px solid var(--ink-3);
}
.media img,.media video{display:block;width:100%;height:100%;object-fit:cover;}
.media--16x9{aspect-ratio:16/9;}
.media--4x3{aspect-ratio:4/3;}
.media--3x4{aspect-ratio:3/4;}
.media--1x1{aspect-ratio:1/1;}
.media--21x9{aspect-ratio:21/9;}
.media--grain::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(243,238,226,.16) 1px,transparent 1px);
  background-size:4px 4px;mix-blend-mode:overlay;
}
.media--dusk::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(12,38,33,.1) 0%,rgba(12,38,33,.78) 100%);
}
.media--frame{box-shadow:8px 8px 0 rgba(192,151,63,.3);}
.media__cap{
  position:absolute;left:0;bottom:0;z-index:2;
  padding:10px 14px;border-top:2px solid var(--gold);
  background:rgba(12,38,33,.88);color:var(--gold-bright);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;
}

/* ---------- 9. 面包屑 ---------- */
.crumb{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;
  color:var(--slate-lt);
}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;}
.crumb li + li::before{content:"/";margin:0 8px;color:var(--gold);}
.crumb a{color:var(--slate-lt);text-decoration:none;transition:color .16s ease;}
.crumb a:hover{color:var(--gold-bright);}
.crumb [aria-current="page"]{color:var(--gold-bright);}

/* ---------- 10. 滚动显现 ---------- */
.reveal{transition:opacity .6s ease,transform .6s ease;}
[data-js="on"] .reveal{opacity:0;transform:translateY(18px);}
[data-js="on"] .reveal.is-in{opacity:1;transform:none;}

/* ---------- 11. 跳转链接 ---------- */
.skip-link{
  position:fixed;top:12px;left:-9999px;z-index:200;
  padding:10px 16px;background:var(--gold-bright);color:var(--ink);
  font-family:var(--font-mono);font-size:13px;text-decoration:none;
  border:2px solid var(--ink);
}
.skip-link:focus{left:12px;}

/* ---------- 12. 头部命令栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink);
  border-bottom:2px solid var(--gold);
}
.site-header__bar{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:20px;min-height:var(--header-h);
}
.brand{
  display:flex;align-items:baseline;gap:10px;
  justify-self:start;text-decoration:none;color:var(--paper);
}
.brand__mark{
  font-family:var(--font-head);font-weight:800;font-size:21px;
  letter-spacing:.02em;line-height:1;white-space:nowrap;
}
.brand__mark::after{
  content:"";display:inline-block;width:8px;height:8px;margin-left:8px;
  background:var(--gold);vertical-align:baseline;
}
.brand__sub{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  color:var(--slate-lt);white-space:nowrap;
}
.site-nav{justify-self:center;}
.site-nav__list{display:flex;align-items:center;gap:2px;}
.site-nav__list a{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 11px;border:1px solid transparent;
  color:#CBD8D2;font-size:14px;line-height:1.4;
  text-decoration:none;white-space:nowrap;
  transition:color .16s ease,background-color .16s ease,border-color .16s ease;
}
.site-nav__list a:hover{color:var(--gold-bright);border-color:var(--line);}
.site-nav__list a[aria-current="page"]{
  background:var(--gold-bright);border-color:var(--gold-bright);color:var(--ink);
}
.site-nav__list a[aria-current="page"] .site-nav__idx{opacity:.75;}
.site-nav__idx{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;opacity:.6;
}
.site-nav__hint{display:none;}
.site-header__meta{
  justify-self:end;display:flex;align-items:center;gap:12px;
}
.site-header__stage{
  display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;
  color:var(--slate-lt);
}
.site-header__stage-dot{
  width:8px;height:8px;flex:none;background:var(--bra-g-lt);
  box-shadow:0 0 0 3px rgba(47,169,106,.22);
  animation:pulse 2.4s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:1;}
  50%{opacity:.35;}
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:46px;height:40px;padding:0;
  background:transparent;border:2px solid var(--gold);color:var(--gold-bright);
  cursor:pointer;box-shadow:3px 3px 0 rgba(5,17,14,.85);
  transition:background-color .16s ease,color .16s ease;
}
.nav-toggle:hover{background:var(--gold-bright);color:var(--ink);}
.nav-toggle__bars{display:grid;gap:4px;width:20px;}
.nav-toggle__bars span{
  display:block;height:2px;background:currentColor;
  transition:transform .2s ease,opacity .2s ease;
}
.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);}
.site-header__progress{
  height:3px;background:rgba(192,151,63,.18);overflow:hidden;
}
.site-header__progress-bar{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--gold) 0%,var(--gold-bright) 55%,var(--bra-y) 100%);
}

/* ---------- 13. 页脚 ---------- */
.site-footer{
  margin-top:clamp(64px,9vw,120px);
  background:var(--ink);
  border-top:2px solid var(--gold);
  color:#C6D5CD;
}
.site-footer__inner{padding-block:clamp(40px,6vw,72px) 0;}
.site-footer__grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.35fr;
  gap:clamp(24px,3vw,44px);
}
.site-footer__brandmark{
  font-family:var(--font-head);font-weight:800;line-height:1;
  font-size:clamp(28px,3.4vw,40px);color:var(--paper);letter-spacing:-.01em;
}
.site-footer__tagline{
  margin-top:10px;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.16em;color:var(--gold);
}
.site-footer__desc{
  margin-top:14px;max-width:34ch;font-size:14px;line-height:1.75;color:var(--slate-lt);
}
.site-footer__title{
  font-family:var(--font-mono);font-weight:500;font-size:12px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--gold-bright);
  padding-bottom:10px;margin-bottom:14px;border-bottom:1px solid var(--line);
}
.site-footer__links li + li{margin-top:10px;}
.site-footer__links a{
  font-size:14.5px;color:#C6D5CD;text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .16s ease,border-color .16s ease;
}
.site-footer__links a:hover{color:var(--gold-bright);border-bottom-color:var(--gold);}
.site-footer__contact{
  display:grid;gap:9px;font-style:normal;
  font-family:var(--font-mono);font-size:13px;line-height:1.6;color:#C6D5CD;
  word-break:break-word;
}
.site-footer__note{
  margin-top:14px;font-size:12.5px;line-height:1.7;color:var(--slate-lt);
}
.site-footer__bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;
  margin-top:clamp(32px,5vw,56px);
  padding-block:18px 26px;
  border-top:1px solid rgba(192,151,63,.25);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--slate-lt);
}
.site-footer__legal,.site-footer__meta{margin:0;}

/* ---------- 14. 返回顶部 ---------- */
.to-top{
  position:fixed;right:clamp(14px,3vw,32px);bottom:clamp(14px,3vw,32px);z-index:70;
  display:grid;place-items:center;width:48px;height:48px;
  background:var(--ink-2);border:2px solid var(--gold);color:var(--gold-bright);
  font-family:var(--font-mono);font-size:17px;cursor:pointer;
  box-shadow:4px 4px 0 rgba(5,17,14,.8);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background-color .16s ease;
}
.to-top[data-show="true"]{opacity:1;visibility:visible;transform:none;}
.to-top:hover{background:var(--gold-bright);color:var(--ink);}

/* ---------- 15. 响应式 ---------- */
@media (max-width:1180px){
  .site-header__stage{display:none;}
}
@media (max-width:1040px){
  .site-header__bar{grid-template-columns:auto 1fr;gap:12px;}
  .site-nav{
    position:absolute;left:0;right:0;top:100%;
    display:none;padding:12px var(--gutter) 22px;
    background:var(--ink);
    border-top:2px solid var(--gold);
    border-bottom:2px solid var(--gold);
    box-shadow:0 18px 0 rgba(5,17,14,.55);
    max-height:calc(100vh - var(--header-h));overflow-y:auto;
  }
  .site-nav[data-open]{display:block;}
  .site-nav__list{flex-direction:column;align-items:stretch;gap:0;}
  .site-nav__list li + li{border-top:1px solid var(--line-soft);}
  .site-nav__list a{padding:14px 2px;font-size:16px;width:100%;}
  .site-nav__hint{
    display:block;margin-top:16px;
    font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
    color:var(--slate-lt);
  }
  .nav-toggle{display:inline-flex;}
  .site-footer__grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:820px){
  .col--4,.col--5,.col--6,.col--7,.col--8{grid-column:span 12;}
  .grid--12{gap:20px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .site-header__meta .btn{display:none;}
  .brand__sub{display:none;}
  .brand__mark{font-size:18px;}
  .site-footer__grid{grid-template-columns:1fr;}
  .site-footer__bottom{flex-direction:column;align-items:flex-start;}
}

/* ---------- 16. 动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal,
  [data-js="on"] .reveal{opacity:1;transform:none;transition:none;}
  .btn:hover,.btn:active{transform:none;}
}