/* ============================================================
   澳客赛场 · stadium-aoke.com.cn
   共享样式 /assets/site.css
   夜场数据台：蓝图网格 + 粗边框资料卡 + 荧光青数据 + 橙红信号
   ============================================================ */

/* ---------- 1. reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,li,figure,blockquote,dl,dd{margin:0;padding:0}
ul,ol{list-style:none}
img,picture,svg,video{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
::selection{background:var(--cyan);color:var(--ink)}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:2px}

/* ---------- 2. 变量 ---------- */
:root{
  --ink:#071C18;
  --ink-2:#0E2A23;
  --pitch:#17513F;
  --line:#2C6B5B;
  --cyan:#38F2CE;
  --cyan-soft:#A6FBEA;
  --signal:#FF4A21;
  --chalk:#EAF6F2;
  --mist:#8AA69E;
  --grid:#123129;
  --body-copy:#CFE6DF;
  --shadow-hard:6px 6px 0 rgba(0,0,0,.45);
  --shadow-soft:4px 4px 0 rgba(0,0,0,.4);
  --font-display:"Arial Narrow","Helvetica Neue",Arial,"Noto Sans SC","Source Han Sans SC","PingFang SC",system-ui,sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,"Courier New",monospace;
  --shell:min(1240px,calc(100% - 40px));
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 3. 基础版式 ---------- */
body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  color:var(--chalk);
  background-color:var(--ink);
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:104px 104px;
  background-position:-1px -1px;
  min-height:100vh;
}
#main-content{display:block}
main [id]{scroll-margin-top:132px}

.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.05em}
.text-mist{color:var(--mist)}

.h-display{font-family:var(--font-display);font-size:clamp(28px,4vw,52px);font-weight:900;line-height:1.1;letter-spacing:.02em}
.h2{font-family:var(--font-display);font-size:clamp(22px,2.6vw,32px);font-weight:900;line-height:1.2;letter-spacing:.02em}
.h3{font-size:clamp(17px,1.8vw,21px);font-weight:700;line-height:1.4}
.lead{font-size:clamp(15px,1.4vw,17.5px);line-height:1.85;color:var(--body-copy);max-width:64ch}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.22em;
  color:var(--cyan);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--cyan);display:inline-block}
.hairline{border:0;border-top:1px solid var(--grid);margin:0}
.prose{max-width:66ch}
.prose p{margin-bottom:1.2em;line-height:1.85;color:var(--body-copy)}
.prose h2{margin:1.6em 0 .5em;font-size:clamp(19px,2vw,24px);font-weight:900}
.prose h3{margin:1.4em 0 .4em;font-size:17px;font-weight:700}
.prose ul{margin:0 0 1.2em;padding-left:1.2em;list-style:square;color:var(--body-copy)}
.prose li{margin-bottom:.4em}
.prose strong{color:var(--cyan-soft);font-weight:700}

/* ---------- 4. 布局骨架 ---------- */
.shell{width:var(--shell);margin-inline:auto}
.section{padding-block:clamp(40px,6vw,84px)}
.section--tight{padding-block:clamp(22px,3vw,44px)}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:14px;padding-bottom:14px;margin-bottom:clamp(20px,3vw,36px);
  border-bottom:2px solid var(--line);
}
.grid{display:grid;gap:clamp(16px,2vw,28px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ---------- 5. 按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;font-weight:700;letter-spacing:.06em;
  padding:12px 22px;border:2px solid var(--line);
  background:var(--ink-2);color:var(--chalk);
  box-shadow:var(--shadow-soft);
  transition:transform .16s var(--ease),box-shadow .16s var(--ease),border-color .16s,background .16s,color .16s;
}
.btn:hover{transform:translate(-3px,-3px);box-shadow:7px 7px 0 rgba(0,0,0,.55);border-color:var(--cyan)}
.btn--primary{background:var(--signal);border-color:var(--signal);color:#1A0703}
.btn--primary:hover{background:#FF5B35;border-color:#FF5B35}
.btn--ghost{background:transparent}

.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;
  padding:7px 12px;border:1.5px solid var(--line);background:transparent;color:var(--mist);
  transition:color .16s,border-color .16s,background .16s;
}
.chip:hover{color:var(--cyan);border-color:var(--cyan)}
.chip[aria-pressed="true"]{background:var(--cyan);border-color:var(--cyan);color:var(--ink);font-weight:700}

/* ---------- 6. 资料卡 / 数据 ---------- */
.panel{
  background:var(--ink-2);
  border:2px solid var(--line);
  box-shadow:var(--shadow-hard);
  padding:clamp(18px,2.6vw,28px);
}
.panel-head{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding-bottom:12px;margin-bottom:16px;border-bottom:1px solid var(--grid);
}
.panel-title{font-size:17px;font-weight:700;letter-spacing:.02em}
.panel-index{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;color:var(--cyan)}

.stat{display:flex;flex-direction:column;gap:4px}
.stat-num{
  font-family:var(--font-mono);font-variant-numeric:tabular-nums;
  font-size:clamp(24px,3vw,38px);font-weight:700;letter-spacing:.04em;color:var(--cyan);line-height:1.15;
}
.stat-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:var(--mist)}

/* ---------- 7. 图片容器（页面阶段放图） ---------- */
.img-frame{
  position:relative;border:2px solid var(--line);background:var(--ink-2);
  box-shadow:var(--shadow-hard);overflow:hidden;
}
.img-frame__inner{
  position:relative;aspect-ratio:16/9;width:100%;
  background-color:var(--pitch);
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px),
    radial-gradient(120% 90% at 18% 0%,rgba(56,242,206,.12),transparent 62%);
  background-size:36px 36px,36px 36px,auto;
}
.img-frame__inner img{width:100%;height:100%;object-fit:cover}
.img-frame--wide .img-frame__inner{aspect-ratio:21/9}
.img-frame--square .img-frame__inner{aspect-ratio:1/1}
.img-frame--tall .img-frame__inner{aspect-ratio:3/4}
.img-frame--ticks::before,
.img-frame--ticks::after{
  content:"";position:absolute;width:14px;height:14px;border:2px solid var(--cyan);z-index:2;pointer-events:none;
}
.img-frame--ticks::before{top:6px;left:6px;border-right:0;border-bottom:0}
.img-frame--ticks::after{bottom:6px;right:6px;border-left:0;border-top:0}
.img-cap{
  margin-top:8px;font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;color:var(--mist);
}

/* ---------- 8. 章节目录 / 面包屑 ---------- */
.toc-rail{
  position:sticky;top:132px;
  display:flex;flex-direction:column;
  padding-left:16px;border-left:2px solid var(--grid);
}
.toc-link{
  position:relative;padding:7px 0;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;
  color:var(--mist);transition:color .18s;
}
.toc-link::before{
  content:"";position:absolute;left:-18px;top:50%;width:2px;height:0;
  background:var(--cyan);transform:translateY(-50%);transition:height .22s var(--ease);
}
.toc-link:hover{color:var(--chalk)}
.toc-link[aria-current="true"]{color:var(--cyan)}
.toc-link[aria-current="true"]::before{height:70%}

.breadcrumb{padding-block:16px}
.breadcrumb-list{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--mist);
}
.breadcrumb-item{display:inline-flex;align-items:center;gap:8px}
.breadcrumb-link{color:var(--mist);border-bottom:1px solid transparent;transition:color .16s,border-color .16s}
.breadcrumb-link:hover{color:var(--cyan);border-bottom-color:var(--cyan)}
.crumb-sep{color:var(--line)}
.breadcrumb-current{color:var(--chalk)}

/* ---------- 9. 刊头 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,28,24,.95);
  border-bottom:2px solid var(--line);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.skip-link{
  position:absolute;left:16px;top:-70px;z-index:200;
  background:var(--cyan);color:var(--ink);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;
  padding:10px 16px;border-radius:2px;
  transition:top .18s var(--ease);
}
.skip-link:focus{top:12px}

.masthead{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;
  padding-block:22px 14px;
  transition:padding .24s var(--ease);
}
.masthead-index{display:flex;flex-direction:column;gap:2px;line-height:1.4;min-width:0}
.index-line{font-size:10.5px;letter-spacing:.2em;color:var(--mist);text-transform:uppercase}
.index-strong{font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--cyan)}

.masthead-brand{display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center}
.brand-latin{
  font-family:var(--font-mono);font-size:10px;letter-spacing:.42em;
  color:var(--cyan);text-transform:uppercase;
}
.brand-mark{
  font-family:var(--font-display);
  font-size:clamp(24px,3vw,38px);font-weight:900;line-height:1.05;letter-spacing:.06em;
  color:var(--chalk);
}
.masthead-brand:hover .brand-mark{color:var(--cyan-soft)}

.masthead-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0}
.masthead-link{
  font-size:11.5px;letter-spacing:.14em;color:var(--mist);
  padding:6px 2px;border-bottom:1px solid transparent;
  transition:color .16s,border-color .16s;white-space:nowrap;
}
.masthead-link:hover{color:var(--cyan-soft);border-bottom-color:var(--cyan)}

.pill-cta{
  display:inline-block;white-space:nowrap;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  padding:8px 16px;border:2px solid var(--signal);border-radius:999px;color:var(--signal);
  transition:background .18s,color .18s,transform .18s var(--ease),box-shadow .18s var(--ease);
}
.pill-cta:hover{background:var(--signal);color:#1A0703;transform:translate(-2px,-2px);box-shadow:3px 3px 0 rgba(255,74,33,.3)}

.nav-toggle{
  display:none;align-items:center;gap:8px;
  padding:8px 12px;border:2px solid var(--line);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--chalk);transition:border-color .16s,color .16s;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-toggle-bars{position:relative;display:block;width:18px;height:10px}
.nav-toggle-bars::before,.nav-toggle-bars::after{
  content:"";position:absolute;left:0;right:0;height:2px;background:var(--cyan);
  transition:transform .2s var(--ease);
}
.nav-toggle-bars::before{top:0}
.nav-toggle-bars::after{bottom:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before{transform:translateY(4px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after{transform:translateY(-4px) rotate(-45deg)}
.nav-toggle-text{line-height:1}

/* 滚动后压缩刊头 */
.site-header[data-compact="true"] .masthead{padding-block:10px}
.site-header[data-compact="true"] .masthead-index,
.site-header[data-compact="true"] .brand-latin{display:none}

/* ---------- 10. 索引带导航 ---------- */
.site-nav{border-top:1px solid var(--grid)}
.nav-list{
  display:flex;flex-wrap:wrap;justify-content:center;
  gap:clamp(10px,2.2vw,32px);
}
.nav-link{
  position:relative;display:inline-flex;align-items:baseline;gap:7px;
  padding:12px 2px 15px;
  font-size:14px;font-weight:500;letter-spacing:.04em;color:var(--mist);
  transition:color .18s;
}
.nav-link:hover{color:var(--chalk)}
.nav-num{font-size:10px;letter-spacing:.16em;color:var(--line);transition:color .18s}
.nav-link:hover .nav-num{color:var(--cyan-soft)}
.nav-link[aria-current="page"]{color:var(--chalk);font-weight:700}
.nav-link[aria-current="page"] .nav-num{color:var(--cyan)}
.nav-link[aria-current="page"]::after{
  content:"";position:absolute;left:0;right:0;bottom:7px;height:3px;background:var(--cyan);
}

/* ---------- 11. 页脚 ---------- */
.site-footer{
  margin-top:clamp(56px,8vw,120px);
  background:var(--ink-2);
  border-top:2px solid var(--pitch);
}
.footer-top{
  display:grid;grid-template-columns:minmax(220px,1.1fr) 3fr;
  gap:clamp(24px,4vw,64px);
  padding-block:clamp(36px,5vw,64px) 28px;
  border-bottom:1px solid var(--grid);
}
.footer-brand{min-width:0}
.footer-mark{
  display:inline-block;
  font-family:var(--font-display);font-size:22px;font-weight:900;letter-spacing:.06em;color:var(--chalk);
  border-bottom:2px solid transparent;transition:border-color .18s,color .18s;
}
.footer-mark:hover{color:var(--cyan);border-bottom-color:var(--cyan)}
.footer-tagline{margin-top:12px;font-size:13.5px;line-height:1.75;color:var(--mist);max-width:26ch}
.footer-seal{margin-top:14px;font-size:10.5px;letter-spacing:.16em;color:var(--line)}

.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.footer-col{min-width:0}
.footer-heading{
  margin-bottom:14px;
  font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.2em;
  color:var(--cyan);text-transform:uppercase;
}
.footer-list{display:flex;flex-direction:column;gap:10px}
.footer-link{
  display:inline-block;padding:2px 0;font-size:14px;color:var(--mist);
  border-bottom:1px solid transparent;
  transition:color .18s,border-color .18s;
}
.footer-link:hover{color:var(--cyan-soft);border-bottom-color:var(--cyan)}

.footer-contact{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;
  padding-block:22px;border-bottom:1px solid var(--grid);
}
.contact-item{display:inline-flex;align-items:center;gap:10px;font-size:13.5px;color:var(--chalk);min-width:0}
.contact-label{font-size:10.5px;letter-spacing:.2em;color:var(--mist)}
.contact-value{font-size:13px;color:var(--cyan-soft);overflow-wrap:anywhere}
.contact-note{font-size:12.5px;color:var(--mist);max-width:44ch}
.copy-btn{
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;
  padding:5px 10px;border:1px solid var(--line);color:var(--mist);
  transition:border-color .16s,color .16s,background .16s;
}
.copy-btn:hover{border-color:var(--signal);color:var(--signal)}

.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;
  gap:16px 28px;padding-block:20px 34px;
}
.legal-line{font-size:11.5px;line-height:1.9;color:var(--mist);max-width:78ch}
.legal-links{display:flex;flex-wrap:wrap;gap:10px 18px}

/* ---------- 12. JS 注入件 ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;width:100%;height:3px;z-index:200;
  pointer-events:none;background:transparent;
}
.scroll-progress span{display:block;height:100%;width:0;background:var(--cyan)}

.to-top{
  position:fixed;right:22px;bottom:22px;z-index:110;
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 13px;background:var(--ink-2);
  border:2px solid var(--line);color:var(--chalk);
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  box-shadow:4px 4px 0 rgba(0,0,0,.45);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s,border-color .16s,color .16s;
}
.to-top[data-visible]{opacity:1;visibility:visible;transform:none}
.to-top:hover{border-color:var(--cyan);color:var(--cyan);transform:translate(-2px,-2px);box-shadow:6px 6px 0 rgba(0,0,0,.5)}
.to-top-pct{color:var(--cyan);font-variant-numeric:tabular-nums}

.copy-toast{
  position:fixed;left:50%;bottom:28px;z-index:220;
  transform:translate(-50%,12px);
  padding:10px 18px;border-radius:999px;
  background:var(--signal);color:#1A0703;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;
  opacity:0;pointer-events:none;
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.copy-toast[data-visible]{opacity:1;transform:translate(-50%,0)}

/* ---------- 13. 进入显现 ---------- */
.js [data-reveal]{opacity:0;transform:translateY(14px)}
[data-reveal]{
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.js [data-reveal][data-revealed]{opacity:1;transform:none}

/* ---------- 14. 响应式：平板 ---------- */
@media (max-width:1024px){
  .grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{gap:22px 18px}
}

@media (max-width:900px){
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}

  .masthead{grid-template-columns:1fr auto;gap:12px;padding-block:14px 12px}
  .masthead-index{display:none}
  .masthead-brand{align-items:flex-start;text-align:left}
  .brand-mark{font-size:26px}
  .brand-latin{letter-spacing:.3em}
  .masthead-link{display:none}
  .nav-toggle{display:inline-flex}

  html.js .site-nav{
    visibility:hidden;max-height:0;opacity:0;overflow:hidden;
    border-top:2px solid var(--line);
    transition:max-height .28s var(--ease),opacity .22s var(--ease),visibility .28s;
  }
  html.js .site-nav[data-open]{visibility:visible;max-height:min(72vh,520px);opacity:1;overflow-y:auto}
  html:not(.js) .site-nav{border-top:2px solid var(--line)}

  .nav-list{flex-direction:column;align-items:stretch;gap:0;padding-block:4px 16px}
  .nav-link{width:100%;padding:15px 0;font-size:16px;border-bottom:1px solid var(--grid)}
  .nav-link[aria-current="page"]{color:var(--cyan)}
  .nav-link[aria-current="page"]::after{display:none}

  .footer-top{grid-template-columns:minmax(0,1fr);gap:28px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-tagline{max-width:44ch}
  .footer-bottom{flex-direction:column;align-items:flex-start}

  .to-top{right:14px;bottom:14px;padding:9px 11px}
  .toc-rail{position:static;top:auto;flex-direction:row;flex-wrap:wrap;gap:0 18px;padding-left:0;border-left:0;border-top:2px solid var(--grid);padding-top:10px}
  .toc-link::before{display:none}
}

/* ---------- 15. 响应式：手机 ---------- */
@media (max-width:640px){
  :root{--shell:calc(100% - 28px)}
  body{background-size:72px 72px}
  .grid--2,.grid--4{grid-template-columns:minmax(0,1fr)}
  .panel{box-shadow:4px 4px 0 rgba(0,0,0,.45)}
  .btn{width:100%;justify-content:center}
}

@media (max-width:560px){
  .pill-cta{display:none}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .legal-links{flex-direction:column;gap:8px}
}

/* ---------- 16. 减弱动效 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .js [data-reveal]{opacity:1;transform:none}
  .to-top,.to-top[data-visible]{transform:none}
  .btn:hover,.pill-cta:hover,.to-top:hover{transform:none}
}