/* ===========================================================
   博奥体育赛事 · 共享样式表 /assets/site.css
   场地夜战体系：深墨绿底 + 荧光青锚点 + 暖金积分
   =========================================================== */

/* ---------- 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,svg{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;width:100%}
:focus{outline:none}
:focus-visible{outline:2px solid var(--focus-ring);outline-offset:3px;border-radius:2px}

/* ---------- 2. 变量 ---------- */
:root{
  --night-turf:#04120C;
  --deep-turf:#0A2418;
  --line-green:#1C4433;
  --signal-cyan:#33F2C0;
  --score-gold:#E7B24A;
  --paper-mist:#F1F6F2;
  --glass-veil:rgba(255,255,255,.08);
  --ink-text:#0B1A13;
  --mist-text:#93A69C;
  --focus-ring:#7BFFE0;

  --font-display:"Barlow Condensed","Archivo Narrow","PingFang SC","Noto Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-data:"IBM Plex Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --container:1200px;
  --container-wide:1360px;
  --container-narrow:760px;
  --gutter:clamp(18px,4vw,44px);

  --radius:3px;
  --dur:.22s;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ---------- 3. 基础排版 ---------- */
body{
  background:var(--night-turf);
  color:var(--mist-text);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--signal-cyan);color:var(--night-turf)}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:500;letter-spacing:-.02em;line-height:1.08;color:var(--paper-mist)}
p{max-width:68ch}

.display-title{
  font-family:var(--font-display);
  font-weight:500;
  font-size:clamp(32px,4.6vw,58px);
  letter-spacing:-.02em;
  line-height:1.04;
  color:var(--paper-mist);
}
.display-title--xl{
  font-weight:400;
  font-size:clamp(46px,8.6vw,116px);
  line-height:0.96;
  letter-spacing:-.03em;
}
.lede{
  font-size:clamp(16px,1.45vw,19px);
  line-height:1.8;
  color:var(--mist-text);
  max-width:56ch;
}
.prose{max-width:68ch}
.prose p+p{margin-top:1.1em}
.prose h2{font-size:clamp(22px,2.4vw,30px);margin:1.6em 0 .6em}
.prose h3{font-size:19px;margin:1.4em 0 .5em}
.prose ul{margin:.8em 0 0;display:flex;flex-direction:column;gap:.5em}
.prose li{padding-left:1.2em;position:relative}
.prose li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:1px;background:var(--signal-cyan)}

.index-label{
  display:inline-flex;align-items:center;gap:.7em;
  font-family:var(--font-data);
  font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--mist-text);
}
.index-label::before{content:"";width:22px;height:1px;background:var(--signal-cyan)}

.data-value{font-family:var(--font-data);font-weight:700;color:var(--score-gold);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.data-label{font-family:var(--font-data);font-size:11px;letter-spacing:.16em;color:var(--mist-text);text-transform:uppercase}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- 4. 布局容器 ---------- */
.container{width:min(calc(100% - var(--gutter)*2),var(--container));margin-inline:auto}
.container--wide{width:min(calc(100% - var(--gutter)*2),var(--container-wide));margin-inline:auto}
.container--narrow{width:min(calc(100% - var(--gutter)*2),var(--container-narrow));margin-inline:auto}

.section{padding:clamp(56px,7vw,104px) 0}
.section--tight{padding:clamp(34px,4.4vw,60px) 0}
.section--dark{background:var(--night-turf);color:var(--mist-text)}
.section--turf{background:var(--deep-turf);color:var(--mist-text)}
.section--light{background:var(--paper-mist);color:#2C3A33}
.section--light .display-title,.section--light .panel-title,.section--light h1,.section--light h2,.section--light h3{color:var(--ink-text)}
.section--light .lede,.section--light .index-label,.section--light .data-label,.section--light .panel-meta{color:#55665C}
.section--light .data-value{color:#8E6510}
.section--light .prose li::before{background:#0E7A5C}

.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:clamp(18px,2.4vw,32px)}
.span-3{grid-column:span 3}
.span-4{grid-column:span 4}
.span-5{grid-column:span 5}
.span-6{grid-column:span 6}
.span-7{grid-column:span 7}
.span-8{grid-column:span 8}
.span-9{grid-column:span 9}
.span-12{grid-column:span 12}

.stack{display:flex;flex-direction:column;gap:clamp(16px,2vw,28px)}
.stack--loose{gap:clamp(32px,5vw,72px)}

/* ---------- 5. 分割线 / 框景 / 面板 ---------- */
.rule{border:0;height:1px;background:var(--line-green)}
.rule--ticks{height:8px;background:repeating-linear-gradient(90deg,var(--line-green) 0 1px,transparent 1px 14px)}

.tick-frame{position:relative;border:1px solid var(--line-green);padding:clamp(24px,4vw,56px);border-radius:var(--radius)}
.tick-frame::before,.tick-frame::after{content:"";position:absolute;width:14px;height:14px;border:2px solid var(--signal-cyan)}
.tick-frame::before{top:-1px;left:-1px;border-right:0;border-bottom:0}
.tick-frame::after{bottom:-1px;right:-1px;border-left:0;border-top:0}
.tick-frame__edge{position:absolute;top:0;bottom:0;left:-1px;width:1px;background:repeating-linear-gradient(to bottom,var(--line-green) 0 2px,transparent 2px 12px)}

.glass-panel{
  background:var(--glass-veil);
  border:1px solid var(--line-green);
  border-radius:var(--radius);
  padding:clamp(18px,2.4vw,30px);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  transition:background-color var(--dur) var(--ease),transform var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.glass-panel:hover{background:rgba(255,255,255,.12);border-color:rgba(51,242,192,.4);transform:translateY(-4px)}
.solid-panel{background:var(--deep-turf);border:1px solid var(--line-green);border-radius:var(--radius);padding:clamp(18px,2.4vw,30px)}
.section--light .glass-panel{background:rgba(255,255,255,.6);border-color:#D5E0D8}
.section--light .glass-panel:hover{background:#fff;border-color:#9CBFAE}
.section--light .solid-panel{background:#FFFFFF;border-color:#D5E0D8}
.section--light .rule{background:#D5E0D8}

.panel-title{font-family:var(--font-display);font-weight:600;font-size:clamp(18px,1.8vw,22px);letter-spacing:-.01em;color:var(--paper-mist)}
.panel-meta{font-family:var(--font-data);font-size:11px;letter-spacing:.14em;color:var(--mist-text)}

/* ---------- 6. 按钮与状态 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 22px;border:1px solid transparent;border-radius:var(--radius);
  font-size:13px;letter-spacing:.14em;line-height:1.4;cursor:pointer;
  transition:background-color var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.btn--primary{background:var(--signal-cyan);color:var(--night-turf);font-weight:700}
.btn--primary:hover{background:#5CF7CF;transform:translateY(-2px)}
.btn--ghost{background:var(--glass-veil);border-color:var(--line-green);color:var(--paper-mist)}
.btn--ghost:hover{border-color:var(--signal-cyan);color:var(--signal-cyan);transform:translateY(-2px)}

.status-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 10px;border:1px solid var(--line-green);border-radius:2px;
  font-family:var(--font-data);font-size:11px;letter-spacing:.14em;
  color:var(--mist-text);white-space:nowrap;
}
.status-chip__dot{width:6px;height:6px;border-radius:50%;background:currentColor}
.status-chip--live{color:var(--signal-cyan);border-color:rgba(51,242,192,.45)}
.status-chip--next{color:var(--score-gold);border-color:rgba(231,178,74,.45)}

.copy-btn{
  padding:3px 10px;border:1px solid var(--line-green);border-radius:2px;
  font-family:var(--font-data);font-size:11px;letter-spacing:.12em;color:var(--mist-text);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.copy-btn:hover{color:var(--signal-cyan);border-color:var(--signal-cyan);background:rgba(51,242,192,.08)}
.copy-btn[data-copied="true"]{color:var(--signal-cyan);border-color:var(--signal-cyan);background:rgba(51,242,192,.12)}
.copy-btn[data-copied="false"]{color:var(--score-gold);border-color:rgba(231,178,74,.5)}

/* ---------- 7. 数据条 ---------- */
.data-bar{position:relative;height:6px;width:100%;background:rgba(255,255,255,.07);border-radius:99px;overflow:hidden}
.data-bar__fill{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--signal-cyan),#9BFBE0);transition:width .5s var(--ease)}
.data-bar--gold .data-bar__fill{background:linear-gradient(90deg,var(--score-gold),#F6D794)}
.section--light .data-bar{background:rgba(11,26,19,.08)}

/* ---------- 8. 面包屑 ---------- */
.breadcrumbs{border-bottom:1px solid var(--line-green)}
.breadcrumbs .container{padding:16px 0}
.breadcrumbs__list{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-family:var(--font-data);font-size:11px;letter-spacing:.14em;text-transform:uppercase}
.breadcrumbs__item{display:inline-flex;align-items:center;gap:10px;color:var(--mist-text)}
.breadcrumbs__link{transition:color var(--dur) var(--ease)}
.breadcrumbs__link:hover{color:var(--signal-cyan)}
.breadcrumbs__sep{color:var(--line-green)}
.breadcrumbs__current{color:var(--paper-mist)}

/* ---------- 9. 媒体容器 ---------- */
.media-frame{position:relative;overflow:hidden;border:1px solid var(--line-green);border-radius:var(--radius);background:var(--deep-turf)}
.media-frame__inner{
  position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;
  background:
    radial-gradient(120% 90% at 18% 8%,rgba(51,242,192,.12),transparent 62%),
    linear-gradient(135deg,rgba(28,68,51,.92),rgba(4,18,12,.96));
}
.media-frame__inner::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 7px);
}
.media-frame__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.media-frame__caption{padding:10px 0 0;font-family:var(--font-data);font-size:11px;letter-spacing:.14em;color:var(--mist-text)}
.media-frame--wide .media-frame__inner{aspect-ratio:21/9}
.media-frame--tall .media-frame__inner{aspect-ratio:3/4}
.section--light .media-frame{border-color:#D5E0D8;background:#DCE7DF}
.section--light .media-frame__caption{color:#55665C}

/* ---------- 10. 站点头部 ---------- */
.skip-link{
  position:fixed;left:14px;top:-72px;z-index:120;
  padding:10px 18px;border-radius:2px;
  background:var(--signal-cyan);color:var(--night-turf);
  font-size:13px;letter-spacing:.1em;font-weight:700;
  transition:top var(--dur) var(--ease);
}
.skip-link:focus{top:14px}

.site-header{position:sticky;top:0;z-index:60;background:var(--night-turf)}

.header-top{
  max-height:120px;overflow:hidden;
  background:linear-gradient(90deg,var(--deep-turf) 0%,var(--night-turf) 78%);
  border-bottom:1px solid var(--line-green);
  transition:max-height var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.header-top__inner{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:20px;min-height:54px;padding:8px 0}
.site-header[data-scrolled] .header-top{max-height:0;opacity:0;border-color:transparent}

.brand-mark{display:flex;align-items:center}
.brand-mark__link{display:flex;flex-direction:column;gap:1px}
.brand-mark__name{font-family:var(--font-display);font-weight:700;font-size:22px;letter-spacing:.01em;line-height:1.1;color:var(--paper-mist);transition:color var(--dur) var(--ease)}
.brand-mark__link:hover .brand-mark__name{color:var(--signal-cyan)}
.brand-mark__sub{font-size:10px;letter-spacing:.18em;color:var(--mist-text)}

.header-status{display:flex;align-items:center;gap:10px;min-width:0;font-size:12px;letter-spacing:.04em;color:var(--mist-text)}
.header-status__dot{flex:none;width:7px;height:7px;border-radius:50%;background:var(--signal-cyan);box-shadow:0 0 0 4px rgba(51,242,192,.15)}
.header-status__text{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}

.header-top__cta{padding:8px 16px;font-size:12px;letter-spacing:.12em;white-space:nowrap}

.header-nav{
  position:relative;
  background:rgba(10,36,24,.8);
  border-bottom:1px solid var(--line-green);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.header-nav__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;transition:min-height var(--dur) var(--ease)}
.site-header[data-scrolled] .header-nav__inner{min-height:48px}

.nav-list__items{display:flex;flex-wrap:wrap;align-items:center;gap:2px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:8px;
  padding:18px 13px;font-size:14px;letter-spacing:.06em;color:var(--mist-text);
  transition:color var(--dur) var(--ease);
}
.site-header[data-scrolled] .nav-link{padding:15px 13px}
.nav-link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:11px;height:2px;
  background:var(--signal-cyan);transform:scaleX(0);transform-origin:left center;
  transition:transform var(--dur) var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--paper-mist)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link[aria-current="page"]{color:var(--signal-cyan)}
.nav-link[aria-current="page"]::after{transform:scaleX(1)}
.nav-link__index{font-family:var(--font-data);font-size:10px;letter-spacing:.12em;color:rgba(147,166,156,.65);transition:color var(--dur) var(--ease)}
.nav-link:hover .nav-link__index,.nav-link[aria-current="page"] .nav-link__index{color:var(--score-gold)}
.nav-link__label{white-space:nowrap}

.header-nav__status{margin-left:auto}

.nav-toggle{
  display:none;align-items:center;gap:10px;
  padding:9px 13px;border:1px solid var(--line-green);border-radius:var(--radius);
  background:var(--glass-veil);color:var(--paper-mist);
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease);
}
.nav-toggle:hover{border-color:var(--signal-cyan);color:var(--signal-cyan)}
.nav-toggle__bars{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:18px;height:14px}
.nav-toggle__bar{display:block;height:2px;width:100%;background:var(--signal-cyan);transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.nav-toggle__text{font-size:12px;letter-spacing:.16em}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 11. 站点页脚 ---------- */
.site-footer{position:relative;background:var(--night-turf);border-top:1px solid var(--line-green);color:var(--mist-text)}
.footer-ticks{height:12px;border-bottom:1px solid var(--line-green);background:repeating-linear-gradient(90deg,var(--line-green) 0 1px,transparent 1px 28px);opacity:.9}

.footer-grid{
  display:grid;
  grid-template-columns:1.4fr .8fr .8fr .8fr 1.6fr;
  gap:clamp(28px,3vw,44px) 32px;
  padding:clamp(46px,6vw,76px) 0 0;
}

.footer-brand{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.footer-brand__name{font-family:var(--font-display);font-weight:700;font-size:26px;letter-spacing:-.01em;color:var(--paper-mist);line-height:1.1}
.footer-brand__tagline{font-size:14px;letter-spacing:.14em;color:var(--signal-cyan)}
.footer-brand__note{font-size:13px;line-height:1.8;color:var(--mist-text);max-width:34ch}

.footer-col{display:flex;flex-direction:column;gap:14px}
.footer-col__heading{
  position:relative;padding-left:12px;
  font-family:var(--font-data);font-size:11px;font-weight:400;
  letter-spacing:.18em;text-transform:uppercase;color:var(--paper-mist);
}
.footer-col__heading::before{content:"";position:absolute;left:0;top:.42em;width:2px;height:10px;background:var(--signal-cyan)}
.footer-col__list{display:flex;flex-direction:column;gap:10px}
.footer-col__item{display:block}
.footer-link{
  display:inline-block;font-size:14px;color:var(--mist-text);
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.footer-link:hover,.footer-link:focus-visible{color:var(--signal-cyan);border-bottom-color:rgba(51,242,192,.45)}

.footer-contact{display:flex;flex-direction:column;gap:14px}
.footer-contact__list{display:flex;flex-direction:column;gap:12px}
.footer-contact__item{display:flex;flex-direction:column;gap:3px}
.footer-contact__label{font-family:var(--font-data);font-size:11px;letter-spacing:.16em;color:rgba(147,166,156,.72);text-transform:uppercase}
.footer-contact__line{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.footer-contact__value{font-family:var(--font-data);font-size:13px;letter-spacing:.01em;color:var(--paper-mist);word-break:break-all}
.footer-contact__note{font-size:12px;line-height:1.8;color:var(--mist-text);max-width:38ch}

.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;
  margin-top:clamp(36px,4vw,56px);padding:22px 0 34px;
  border-top:1px solid var(--line-green);
  font-size:12px;letter-spacing:.08em;color:var(--mist-text);
}
.footer-icp{font-family:var(--font-data);font-size:12px;color:var(--mist-text)}
.footer-signoff{color:var(--paper-mist);letter-spacing:.12em}
.footer-year{font-family:var(--font-data);font-size:11px;letter-spacing:.1em;color:rgba(147,166,156,.75)}

/* ---------- 12. 页面通用显现（脚本协议） ---------- */
.has-js [data-reveal]{opacity:0;transform:translateY(14px);transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease)}
.has-js [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 13. 响应式 ---------- */
@media (max-width:1080px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-brand{grid-column:span 2}
  .footer-contact{grid-column:span 2}
  .header-nav__status{display:none}
}

@media (max-width:1040px){
  .span-3,.span-4{grid-column:span 6}
  .span-5,.span-6,.span-7,.span-8,.span-9{grid-column:span 12}
}

@media (max-width:900px){
  body{font-size:16px}
  .header-top__inner{grid-template-columns:minmax(0,1fr) auto;gap:12px}
  .header-status{display:none}

  .nav-toggle{display:inline-flex}

  .nav-list{
    display:none;
    position:absolute;top:100%;left:0;right:0;z-index:70;
    max-height:calc(100vh - 96px);overflow-y:auto;
    background:var(--deep-turf);
    border-bottom:1px solid var(--line-green);
    box-shadow:0 28px 48px rgba(0,0,0,.55);
  }
  .nav-list[data-open]{display:block}
  .nav-list__items{flex-direction:column;align-items:stretch;gap:0;padding:6px 0 10px}
  .nav-list__item{border-bottom:1px solid rgba(28,68,51,.7)}
  .nav-list__item:last-child{border-bottom:0}
  .nav-link{padding:15px 20px;justify-content:flex-start;font-size:15px}
  .site-header[data-scrolled] .nav-link{padding:15px 20px}
  .nav-link::after{left:20px;right:auto;width:34px;bottom:8px}
}

@media (max-width:640px){
  .grid-12 > *{grid-column:span 12}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand,.footer-contact{grid-column:span 1}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .brand-mark__name{font-size:19px}
  .brand-mark__sub{font-size:9px;letter-spacing:.14em}
  .header-top__cta{padding:7px 12px;font-size:11px}
}

@media (max-width:520px){
  .header-top__cta{display:none}
  .display-title--xl{font-size:clamp(38px,13vw,58px)}
}

/* ---------- 14. 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .has-js [data-reveal]{opacity:1;transform:none}
  .data-bar__fill{transition:none}
  .glass-panel:hover,.btn:hover{transform:none}
}