/* ============================================================
   HO赛事通 · 共享样式表  /assets/site.css
   视觉系统：夜场战术板 —— 炭黑底 + 墨绿分区 + 荧光青绿高光 + 柠檬黄数字
   ============================================================ */

/* ---------- 1. 变量 ---------- */
:root{
  --ink:#0B0F0E;
  --board:#10251C;
  --moss:#2E4A3A;
  --mint:#35F2B8;
  --lemon:#F4FF5E;
  --ember:#C65A2E;
  --cream:#F2F0E4;
  --stone:#8A918B;
  --clay:#D9A066;
  --teal:#0E3B33;
  --cool:#E8F5EE;

  --line:rgba(138,145,139,.30);
  --line-mint:rgba(53,242,184,.28);
  --line-soft:rgba(232,245,238,.10);

  --font-title:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-body:"Noto Sans SC","Inter","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Condensed","Barlow Condensed","Oswald","Arial Narrow","Noto Sans SC",sans-serif;

  --fs-display:clamp(2.6rem,6.2vw,4.5rem);
  --fs-h2:clamp(1.75rem,3.4vw,2.5rem);
  --fs-h3:clamp(1.15rem,1.6vw,1.5rem);
  --fs-body:clamp(.95rem,.55vw + .82rem,1.0625rem);
  --fs-small:.875rem;
  --fs-micro:.75rem;

  --gutter:clamp(16px,4vw,40px);
  --shell:1280px;
  --shell-wide:1440px;
  --gap:clamp(14px,1.6vw,22px);
  --radius:2px;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:120px;
}
body{
  margin:0;
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    radial-gradient(900px 540px at 10% -8%,rgba(53,242,184,.075),transparent 62%),
    radial-gradient(760px 480px at 94% 2%,rgba(244,255,94,.05),transparent 60%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  color:var(--cool);
  font-family:var(--font-body);
  font-size:var(--fs-body);
  font-weight:400;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
h1,h2,h3,h4,h5{
  margin:0;
  font-family:var(--font-title);
  font-weight:900;
  line-height:1.16;
  letter-spacing:-.01em;
  color:var(--cool);
}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img,svg,video{display:block;max-width:100%;}
a{color:inherit;text-decoration-color:rgba(53,242,184,.5);text-underline-offset:3px;}
button{font:inherit;color:inherit;}
hr{border:0;border-top:1px solid var(--line);margin:0;}
::selection{background:var(--mint);color:#052019;}

:focus-visible{
  outline:2px solid var(--mint);
  outline-offset:3px;
  border-radius:1px;
}
#main-content:focus-visible{outline-offset:-2px;}

/* ---------- 3. 无障碍工具类 ---------- */
.visually-hidden{
  position:absolute!important;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
  border:0;
}
.is-hidden{display:none!important;}

.skip-link{
  position:absolute;
  left:14px;
  top:-120px;
  z-index:200;
  padding:11px 20px;
  background:var(--lemon);
  color:#12180A;
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  text-decoration:none;
  border-radius:var(--radius);
  transition:top .2s ease;
}
.skip-link:focus{top:14px;}

/* ---------- 4. 容器与区块 ---------- */
.container{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.container--wide{max-width:var(--shell-wide);}
.container--narrow{max-width:880px;}

.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:14px 32px;
  margin-bottom:clamp(22px,3vw,38px);
  padding-bottom:16px;
  border-bottom:1px solid var(--line-soft);
}
.section-title{
  font-size:var(--fs-h2);
  max-width:22ch;
}
.section-title em{
  font-style:normal;
  color:var(--mint);
}
.section-note{
  font-size:var(--fs-small);
  color:var(--stone);
  max-width:44ch;
  line-height:1.7;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-family:var(--font-num);
  font-size:12px;
  font-weight:700;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--mint);
  margin-bottom:12px;
}
.eyebrow::before{
  content:"";
  width:18px;
  height:2px;
  background:var(--lemon);
}

.rule{height:1px;background:var(--line);border:0;margin-block:clamp(20px,3vw,34px);}

/* ---------- 5. Bento 棋盘 ---------- */
.board{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:var(--gap);
}
.col-4{grid-column:span 4;}
.col-6{grid-column:span 6;}
.col-8{grid-column:span 8;}
.col-12{grid-column:span 12;}

/* ---------- 6. 面板（Bento 卡片） ---------- */
.panel{
  position:relative;
  padding:clamp(18px,2vw,26px);
  background:linear-gradient(158deg,rgba(16,37,28,.96),rgba(11,15,14,.92));
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  overflow:hidden;
}
.panel::after{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:15px;
  height:15px;
  border-top:2px solid var(--mint);
  border-right:2px solid var(--mint);
  opacity:.45;
  pointer-events:none;
}
.panel--focus{
  border-color:var(--line-mint);
  box-shadow:inset 0 0 0 1px rgba(53,242,184,.08);
}
.panel--focus::after{opacity:.9;}
.panel--ember{border-left:3px solid var(--ember);}
.panel--light{
  background:var(--cream);
  border-color:rgba(11,15,14,.14);
  color:#16211C;
}
.panel--light .panel__title{color:#0F1A15;}
.panel--light .panel__meta{color:#5E6A62;}
.panel--light::after{border-color:#0F1A15;opacity:.22;}

.panel__head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:8px 16px;
  margin-bottom:14px;
}
.panel__title{
  font-size:var(--fs-h3);
}
.panel__meta{
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--stone);
}
.panel__body{font-size:var(--fs-body);color:inherit;opacity:.92;}
.panel__body p{margin-bottom:.9em;}

/* ---------- 7. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  font-family:var(--font-body);
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  line-height:1.2;
  text-decoration:none;
  border:1px solid transparent;
  border-radius:var(--radius);
  cursor:pointer;
  white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.btn--primary{
  background:var(--mint);
  color:#06231A;
  border-color:var(--mint);
}
.btn--primary:hover{
  background:var(--lemon);
  border-color:var(--lemon);
  color:#16200A;
  transform:translateY(-2px);
}
.btn--ghost{
  background:transparent;
  color:var(--cool);
  border-color:var(--line-mint);
}
.btn--ghost:hover{
  background:rgba(53,242,184,.12);
  border-color:var(--mint);
  color:var(--mint);
}
.btn--quiet{
  background:var(--moss);
  color:var(--cool);
  border-color:transparent;
}
.btn--quiet:hover{
  background:var(--teal);
  color:var(--mint);
}
.btn--block{width:100%;}

/* ---------- 8. 标记与数字 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--mint);
  background:rgba(53,242,184,.07);
  border:1px solid var(--line-mint);
  border-radius:1px;
}
.tag--live{
  background:var(--ember);
  border-color:var(--ember);
  color:#FFF3EA;
}
.tag--season{
  background:var(--lemon);
  border-color:var(--lemon);
  color:#16200A;
}
.tag--muted{
  background:transparent;
  border-color:var(--line);
  color:var(--stone);
}

.stat{display:flex;flex-direction:column;gap:4px;}
.stat__value{
  font-family:var(--font-num);
  font-size:clamp(1.9rem,3.4vw,2.9rem);
  font-weight:700;
  line-height:1;
  letter-spacing:.02em;
  color:var(--lemon);
}
.stat__label{
  font-size:12px;
  letter-spacing:.14em;
  color:var(--stone);
}
.panel--light .stat__label{color:#5E6A62;}

/* ---------- 9. 筛选条 ---------- */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:10px;
  background:rgba(16,37,28,.62);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
}
.filter-btn{
  appearance:none;
  padding:9px 16px;
  font-family:var(--font-body);
  font-size:14px;
  font-weight:600;
  letter-spacing:.04em;
  color:var(--cool);
  background:var(--moss);
  border:1px solid transparent;
  border-radius:1px;
  cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.filter-btn:hover{
  background:var(--teal);
  border-color:var(--line-mint);
  color:var(--mint);
  transform:translateY(-1px);
}
.filter-btn[aria-pressed="true"]{
  background:var(--mint);
  border-color:var(--mint);
  color:#06231A;
}
.filter-btn[aria-pressed="true"]:hover{
  background:var(--lemon);
  border-color:var(--lemon);
  color:#16200A;
}

/* ---------- 10. 面包屑 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--stone);
}
.breadcrumb a{
  color:var(--stone);
  text-decoration:none;
  border-bottom:1px dashed transparent;
  transition:color .18s ease,border-color .18s ease;
}
.breadcrumb a:hover{color:var(--mint);border-bottom-color:var(--mint);}
.breadcrumb__sep{color:var(--moss);}
.breadcrumb [aria-current="page"]{color:var(--cool);}

/* ---------- 11. 媒体框（页面阶段放图） ---------- */
.media-frame{
  position:relative;
  overflow:hidden;
  background:var(--board);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
}
.media-frame img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.media-frame--wide{aspect-ratio:16/9;}
.media-frame--tall{aspect-ratio:4/5;}
.media-frame--square{aspect-ratio:1/1;}
.media-frame--placeholder::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:repeating-linear-gradient(135deg,rgba(53,242,184,.10) 0 1px,transparent 1px 14px);
}
.media-frame__label{
  position:absolute;
  left:12px;
  bottom:12px;
  z-index:2;
  padding:5px 10px;
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:#06231A;
  background:var(--mint);
  border-radius:1px;
}
.media-frame--light .media-frame__label{background:var(--lemon);color:#16200A;}

/* ---------- 12. 显现动效 ---------- */
html.js .reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .5s ease,transform .5s ease;
}
html.js .reveal.is-visible{
  opacity:1;
  transform:none;
}

/* ---------- 13. 页头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:linear-gradient(180deg,rgba(11,15,14,.98),rgba(11,15,14,.9));
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(53,242,184,.45),transparent);
  pointer-events:none;
}
.header-inner{
  position:relative;
  display:flex;
  align-items:center;
  gap:clamp(16px,2.4vw,40px);
  width:100%;
  max-width:var(--shell-wide);
  margin-inline:auto;
  padding:13px var(--gutter);
}

/* 品牌 */
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
  text-decoration:none;
  color:var(--cool);
}
.brand-mark{
  display:grid;
  place-items:center;
  width:44px;
  height:44px;
  flex:0 0 auto;
  background:var(--mint);
  color:#06231A;
  font-family:var(--font-num);
  font-size:20px;
  font-weight:700;
  letter-spacing:.04em;
  line-height:1;
  clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{
  font-family:var(--font-title);
  font-size:18px;
  font-weight:900;
  letter-spacing:.02em;
  color:var(--cool);
}
.brand-tagline{
  margin-top:4px;
  font-size:11.5px;
  letter-spacing:.06em;
  color:var(--stone);
}
.brand--footer .brand-mark{width:38px;height:38px;font-size:17px;}
.brand--footer .brand-name{font-size:17px;}

/* 导航 */
.site-nav{
  display:flex;
  align-items:center;
  gap:clamp(10px,1.6vw,26px);
  margin-left:auto;
}
.nav-list{
  display:flex;
  align-items:center;
  gap:2px;
}
.nav-link{
  position:relative;
  display:block;
  padding:10px 12px;
  font-size:14.5px;
  font-weight:500;
  letter-spacing:.02em;
  color:rgba(232,245,238,.86);
  text-decoration:none;
  transition:color .18s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:5px;
  height:2px;
  background:var(--mint);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease;
}
.nav-link:hover,
.nav-link:focus-visible{color:var(--mint);}
.nav-link:hover::after,
.nav-link:focus-visible::after{transform:scaleX(1);}
.nav-link[aria-current="page"]{color:var(--lemon);}
.nav-link[aria-current="page"]::after{
  background:var(--lemon);
  transform:scaleX(1);
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
}

/* 移动菜单按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:46px;
  height:42px;
  margin-left:auto;
  background:transparent;
  border:1px solid var(--line-mint);
  border-radius:var(--radius);
  cursor:pointer;
  transition:background .18s ease,border-color .18s ease;
}
.nav-toggle:hover{background:rgba(53,242,184,.12);border-color:var(--mint);}
.nav-toggle-box{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  width:20px;
  height:14px;
}
.nav-toggle-bar{
  display:block;
  width:100%;
  height:2px;
  background:var(--mint);
  transition:transform .24s ease,opacity .18s ease;
}
.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);}

/* 阅读进度轨 */
.scroll-progress{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  background:rgba(138,145,139,.18);
  pointer-events:none;
}
.scroll-progress__bar{
  display:block;
  width:100%;
  height:100%;
  background:linear-gradient(90deg,var(--mint),var(--lemon));
  transform:scaleX(0);
  transform-origin:0 50%;
}

/* ---------- 14. 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:clamp(48px,7vw,96px);
  background:linear-gradient(180deg,#0C1A14 0%,#0B0F0E 100%);
  border-top:1px solid rgba(53,242,184,.22);
  color:var(--cool);
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(53,242,184,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(53,242,184,.055) 1px,transparent 1px);
  background-size:52px 52px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 72%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 72%);
}
.site-footer::after{
  content:"";
  position:absolute;
  left:0;
  top:0;
  width:clamp(120px,18vw,240px);
  height:3px;
  background:linear-gradient(90deg,var(--mint),var(--lemon));
}
.footer-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(0,1.6fr) minmax(0,.85fr) minmax(0,1fr);
  gap:clamp(28px,4vw,60px);
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:clamp(40px,6vw,72px) var(--gutter) 0;
}
.footer-brand-line{
  margin:18px 0 0;
  max-width:36ch;
  font-size:14px;
  line-height:1.75;
  color:var(--stone);
}
.footer-contact{
  display:grid;
  gap:12px;
  margin-top:24px;
}
.footer-contact li{
  display:flex;
  flex-direction:column;
  gap:2px;
  font-size:14px;
  color:var(--cool);
}
.contact-label{
  font-family:var(--font-num);
  font-size:11.5px;
  font-weight:700;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--mint);
}
.contact-value{line-height:1.65;color:rgba(232,245,238,.88);}

.footer-col-title{
  margin-bottom:14px;
  padding-bottom:10px;
  font-family:var(--font-num);
  font-size:13px;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--lemon);
  border-bottom:1px solid var(--line);
}
.footer-links li{margin-bottom:1px;}
.footer-link{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:8px 0;
  font-size:15px;
  color:rgba(232,245,238,.82);
  text-decoration:none;
  transition:color .18s ease;
}
.footer-link::before{
  content:"";
  width:6px;
  height:1px;
  background:var(--moss);
  transition:width .2s ease,background .2s ease;
}
.footer-link:hover,
.footer-link:focus-visible{color:var(--mint);}
.footer-link:hover::before,
.footer-link:focus-visible::before{width:16px;background:var(--mint);}

.footer-bottom{
  position:relative;
  z-index:1;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 28px;
  width:100%;
  max-width:var(--shell);
  margin:clamp(32px,4vw,56px) auto 0;
  padding:20px var(--gutter) 30px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--stone);
}
.footer-copy{margin:0;}
.footer-legal{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px 14px;
  margin:0;
}
.footer-legal-sep{color:var(--moss);}

/* ---------- 15. 平板与移动端 ---------- */
@media (max-width:1080px){
  .nav-toggle{display:inline-flex;}
  .site-nav{
    position:absolute;
    top:calc(100% + 1px);
    left:0;
    right:0;
    z-index:90;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    margin-left:0;
    padding:10px var(--gutter) 24px;
    background:linear-gradient(180deg,#0F2019,#0B0F0E);
    border-bottom:1px solid var(--line-mint);
    max-height:0;
    opacity:0;
    visibility:hidden;
    overflow:hidden;
    transition:max-height .32s ease,opacity .2s ease,visibility .32s;
  }
  .site-nav[data-open]{
    max-height:82vh;
    opacity:1;
    visibility:visible;
    overflow-y:auto;
  }
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
  }
  .nav-item{border-bottom:1px dashed var(--line);}
  .nav-link{
    position:relative;
    padding:15px 4px;
    font-size:16px;
  }
  .nav-link::after{display:none;}
  .nav-link[aria-current="page"]{
    color:var(--mint);
    padding-left:20px;
  }
  .nav-link[aria-current="page"]::before{
    content:"";
    position:absolute;
    left:2px;
    top:50%;
    width:8px;
    height:2px;
    background:var(--lemon);
    transform:translateY(-50%);
  }
  .nav-actions{
    flex-direction:column;
    align-items:stretch;
    gap:10px;
    margin-top:20px;
  }
  .nav-actions .btn{width:100%;}
  .footer-inner{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}
  .footer-brand{grid-column:1 / -1;}
}

@media (max-width:720px){
  :root{--gap:14px;}
  .brand-tagline{display:none;}
  .brand-mark{width:40px;height:40px;font-size:18px;}
  .brand-name{font-size:16.5px;}
  .section-head{flex-direction:column;align-items:flex-start;}
  .footer-inner{grid-template-columns:minmax(0,1fr);gap:34px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .col-4,.col-6,.col-8{grid-column:span 12;}
  .filter-bar{padding:8px;}
  .filter-btn{flex:1 1 auto;text-align:center;}
}

@media (max-width:420px){
  .brand-text{display:none;}
  .btn{padding:10px 14px;font-size:13.5px;}
}

/* ---------- 16. 动效与打印 ---------- */
@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;
  }
  html.js .reveal{opacity:1;transform:none;}
}

@media print{
  .site-header,.site-footer,.scroll-progress{display:none!important;}
  body{background:#fff;color:#111;}
}