/* ==========================================================================
   万搏体育 · 共享样式 /assets/site.css
   夜间赛场数据指挥台：墨绿底 + 荧光青柠 / 琥珀金 / 暖橙 / 冷灰
   ========================================================================== */

/* ---------- 0. 令牌 ---------- */
:root{
  --ink-900:#0B1F1A;
  --ink-850:#111312;
  --ink-800:#123B32;
  --line:#2A3A35;
  --line-strong:#3D524B;
  --lime:#C8FF3D;
  --amber:#FFB23E;
  --ember:#FF6A3D;
  --cool:#A7B0AD;
  --paper:#F4F7F5;
  --text:#DEE7E3;

  --font-display:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"IBM Plex Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --max:1360px;
  --gutter:clamp(16px,4vw,56px);
  --header-h:64px;
  --ease:cubic-bezier(.2,.8,.2,1);
}

/* ---------- 1. 重置与基础 ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body,h1,h2,h3,h4,h5,p,figure,ul,ol,dl{margin:0;}
ul,ol{list-style:none;padding:0;}
img,svg,video{display:block;max-width:100%;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}

body{
  min-height:100%;
  background-color:var(--ink-900);
  background-image:
    linear-gradient(180deg,rgba(18,59,50,.6) 0%,rgba(11,31,26,0) 46%),
    repeating-linear-gradient(90deg,rgba(42,58,53,.5) 0 1px,transparent 1px 120px);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.12;
  letter-spacing:-.02em;
  color:var(--paper);
}
h1{font-size:clamp(30px,5vw,64px);}
h2{font-size:clamp(22px,2.6vw,34px);}
h3{font-size:clamp(17px,1.6vw,21px);}

p{max-width:72ch;}
strong{color:var(--paper);font-weight:600;}

a{
  color:var(--lime);
  text-decoration:underline;
  text-decoration-thickness:1px;
  text-underline-offset:3px;
}

::selection{background:var(--lime);color:#06120E;}

:focus-visible{outline:2px solid var(--lime);outline-offset:3px;}
.panel--paper :focus-visible{outline-color:#0B1F1A;}

/* ---------- 2. 跳链与进度 ---------- */
.skip-link{
  position:fixed;
  left:16px;
  top:-120px;
  z-index:400;
  padding:11px 18px;
  background:var(--lime);
  color:#06120E;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.14em;
  text-decoration:none;
  transition:top .18s var(--ease);
}
.skip-link:focus{top:14px;}

.scroll-progress{
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:2px;
  background:linear-gradient(90deg,var(--lime) 0%,#8FE02A 60%,var(--amber) 100%);
  transform:scaleX(0);
  transform-origin:0 50%;
  pointer-events:none;
}

/* ---------- 3. 框架头部 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  color:var(--paper);
  background:rgba(11,31,26,.94);
  border-bottom:1px solid var(--line);
  transition:background-color .18s var(--ease),box-shadow .18s var(--ease);
}
.site-header::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:2px;
  background:linear-gradient(90deg,
    var(--lime) 0 33.33%,
    var(--amber) 33.33% 66.66%,
    var(--ember) 66.66% 100%);
}
.site-header.is-scrolled{
  background:rgba(9,26,22,.99);
  box-shadow:0 18px 40px -32px rgba(0,0,0,.95);
}

.header-inner{
  width:100%;
  max-width:var(--max);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.header-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-block:8px;
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--cool);
}
.header-meta__cell{display:inline-flex;align-items:center;gap:8px;}
.header-meta__cell--end{color:var(--amber);}
.header-meta__dot{
  width:6px;
  height:6px;
  background:var(--lime);
  box-shadow:0 0 0 3px rgba(200,255,61,.16);
}

.header-main{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:clamp(12px,2vw,28px);
  min-height:var(--header-h);
}

/* 品牌 */
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--paper);
  text-decoration:none;
  flex:0 0 auto;
}
.brand__mark{
  display:inline-grid;
  place-items:center;
  width:40px;
  height:40px;
  border:1px solid var(--line-strong);
  background:var(--ink-800);
  color:var(--lime);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.brand:hover .brand__mark{border-color:var(--lime);}
.brand__text{display:block;}
.brand__name{
  display:block;
  font-family:var(--font-display);
  font-size:17px;
  font-weight:600;
  letter-spacing:.06em;
  line-height:1.2;
}
.brand__line{
  display:block;
  margin-top:3px;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.16em;
  color:var(--cool);
}

/* 导航 */
.site-nav{
  display:flex;
  align-items:center;
  gap:clamp(8px,1.6vw,22px);
}
.site-nav__list{
  display:flex;
  align-items:center;
  gap:clamp(2px,1.1vw,16px);
}
.site-nav__item{display:block;}
.site-nav__link{
  position:relative;
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:10px 3px;
  color:rgba(244,247,245,.76);
  font-size:14px;
  letter-spacing:.03em;
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.site-nav__idx{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.06em;
  color:var(--amber);
  opacity:.9;
  transition:color .18s var(--ease);
}
.site-nav__link:hover,
.site-nav__link:focus-visible{
  color:var(--paper);
  border-bottom-color:var(--lime);
}
.site-nav__link:hover .site-nav__idx,
.site-nav__link:focus-visible .site-nav__idx{color:var(--lime);}
.site-nav__link[aria-current="page"]{
  color:var(--lime);
  border-bottom-color:var(--lime);
}
.site-nav__link[aria-current="page"] .site-nav__idx{color:var(--lime);}
.site-nav__cta{margin-left:clamp(4px,1vw,12px);}

/* 移动按钮 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 12px;
  border:1px solid var(--line-strong);
  color:var(--paper);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--lime);color:var(--lime);}
.nav-toggle__bars{display:grid;gap:4px;width:16px;}
.nav-toggle__bars span{
  display:block;
  height:1px;
  background:currentColor;
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1){transform:translateY(5px) 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(-5px) rotate(-45deg);}
.nav-toggle__label{line-height:1;}

/* ---------- 4. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 18px;
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--paper);
  font-family:var(--font-body);
  font-size:13px;
  letter-spacing:.06em;
  text-decoration:none;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn--primary{
  background:var(--lime);
  border-color:var(--lime);
  color:#06120E;
  font-weight:600;
}
.btn--primary:hover,
.btn--primary:focus-visible{background:transparent;color:var(--lime);}
.btn--ghost{border-color:var(--line-strong);color:var(--paper);}
.btn--ghost:hover,
.btn--ghost:focus-visible{border-color:var(--lime);color:var(--lime);}
.btn--quiet{
  padding-inline:0;
  border-color:transparent;
  color:var(--cool);
}
.btn--quiet:hover,
.btn--quiet:focus-visible{color:var(--lime);}

/* ---------- 5. 页脚 ---------- */
.site-footer{
  background:var(--ink-850);
  border-top:1px solid var(--line);
  color:var(--cool);
}
.site-footer::before{
  content:"";
  display:block;
  height:2px;
  background:linear-gradient(90deg,
    var(--ember) 0 33.33%,
    var(--amber) 33.33% 66.66%,
    var(--lime) 66.66% 100%);
}
.footer-inner{
  width:100%;
  max-width:var(--max);
  margin-inline:auto;
  padding:clamp(32px,5vw,64px) var(--gutter) clamp(24px,3vw,36px);
}
.footer-top{
  display:grid;
  grid-template-columns:1.5fr .85fr .85fr 1.2fr;
  gap:clamp(24px,3.6vw,56px);
}

.footer-brand{min-width:0;}
.footer-brand__mark{
  display:inline-grid;
  place-items:center;
  width:52px;
  height:52px;
  border:1px solid var(--line-strong);
  background:var(--ink-800);
  color:var(--lime);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
}
.footer-brand__name{
  margin-top:16px;
  font-family:var(--font-display);
  font-size:20px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--paper);
  line-height:1.3;
}
.footer-brand__line{
  margin-top:6px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--amber);
}
.footer-brand__note{
  margin-top:14px;
  max-width:34ch;
  font-size:14px;
  line-height:1.8;
  color:var(--cool);
}

.footer-col{min-width:0;}
.footer-col__title{
  display:flex;
  align-items:center;
  gap:8px;
  padding-bottom:10px;
  margin-bottom:14px;
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:500;
  letter-spacing:.18em;
  color:var(--paper);
}
.footer-col__idx{color:var(--amber);font-size:11px;letter-spacing:.1em;}
.footer-col__list{display:grid;gap:10px;}
.footer-col__item{display:block;}
.footer-link{
  color:rgba(244,247,245,.82);
  font-size:14px;
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.footer-link:hover,
.footer-link:focus-visible{color:var(--lime);border-bottom-color:var(--lime);}

.footer-contact{display:grid;gap:12px;}
.footer-contact__item{
  display:grid;
  grid-template-columns:44px 1fr;
  gap:10px;
  align-items:baseline;
  font-size:14px;
}
.footer-contact__key{
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.14em;
  color:var(--cool);
  opacity:.8;
}
.footer-contact__val{
  color:var(--paper);
  word-break:break-word;
  line-height:1.6;
}

.footer-bottom{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  margin-top:clamp(28px,4vw,48px);
  padding-top:18px;
  border-top:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  color:var(--cool);
}
.footer-bottom__legal{color:var(--cool);}
.footer-bottom__meta{color:rgba(167,176,173,.72);}

/* ---------- 6. 页面容器与网格 ---------- */
.page-shell{
  width:100%;
  max-width:var(--max);
  margin-inline:auto;
  padding-inline:var(--gutter);
  padding-block:clamp(28px,4vw,64px);
}
.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(14px,2vw,28px);
}
.grid-12 > *{min-width:0;}

.section-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px 24px;
  flex-wrap:wrap;
  padding-bottom:12px;
  margin-bottom:clamp(16px,2.4vw,28px);
  border-bottom:1px solid var(--line);
}
.section-head__title{
  font-family:var(--font-display);
  font-size:clamp(18px,2vw,24px);
  font-weight:600;
  letter-spacing:.02em;
  color:var(--paper);
}
.section-head__meta{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--cool);
}
.rule{
  height:0;
  border:0;
  border-top:1px solid var(--line);
  margin-block:clamp(20px,3vw,36px);
}

/* ---------- 7. 基础组件 ---------- */
.panel{
  background:var(--ink-800);
  border:1px solid var(--line);
  padding:clamp(16px,2.4vw,28px);
}
.panel--dark{
  background:var(--ink-850);
  border-color:var(--line);
}
.panel--paper{
  background:var(--paper);
  border-color:var(--paper);
  color:#16241F;
}
.panel--paper h2,
.panel--paper h3,
.panel--paper h4{color:#0B1F1A;}
.panel--paper a{color:#14503F;}
.panel--paper p{color:#26332E;}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 9px;
  border:1px solid var(--line-strong);
  background:rgba(42,58,53,.28);
  color:var(--cool);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  line-height:1.6;
}
.tag--lime{color:var(--lime);border-color:rgba(200,255,61,.45);background:rgba(200,255,61,.08);}
.tag--amber{color:var(--amber);border-color:rgba(255,178,62,.45);background:rgba(255,178,62,.08);}
.tag--ember{color:var(--ember);border-color:rgba(255,106,61,.45);background:rgba(255,106,61,.08);}

.idx{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--amber);
}
.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}

/* 面包屑 */
.crumbs{margin-bottom:clamp(20px,3vw,36px);}
.crumbs__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--cool);
}
.crumbs__item{display:inline-flex;align-items:center;gap:8px;}
.crumbs__item + .crumbs__item::before{content:"/";color:var(--line-strong);}
.crumbs__link{
  color:var(--cool);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.crumbs__link:hover,
.crumbs__link:focus-visible{color:var(--lime);border-bottom-color:var(--lime);}
.crumbs__current{color:var(--paper);}

/* 图片容器（页面阶段放置 img） */
.img-frame{
  position:relative;
  display:block;
  overflow:hidden;
  background:var(--ink-800);
  border:1px solid var(--line);
}
.img-frame::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(135deg,rgba(200,255,61,.12) 0%,transparent 46%,rgba(255,106,61,.14) 100%);
  pointer-events:none;
}
.img-frame img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.92) contrast(1.04);
}
.img-frame--wide{aspect-ratio:16 / 9;}
.img-frame--tall{aspect-ratio:3 / 4;}
.img-frame--square{aspect-ratio:1 / 1;}

/* ---------- 8. 响应式 ---------- */
@media (max-width:1180px){
  .site-nav__link{font-size:13px;padding:10px 2px;}
  .site-nav__idx{font-size:9px;}
  .brand__line{display:none;}
}

@media (max-width:980px){
  .nav-toggle{display:inline-flex;}
  .site-header{position:sticky;}
  .header-main{min-height:60px;}
  .header-meta{font-size:10px;letter-spacing:.1em;padding-block:6px;}

  .site-nav{
    position:absolute;
    left:0;
    right:0;
    top:100%;
    z-index:6;
    display:grid;
    gap:0;
    padding:6px var(--gutter) 22px;
    background:var(--ink-850);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    max-height:calc(100vh - 96px);
    overflow-y:auto;
    opacity:0;
    visibility:hidden;
    transform:translateY(-8px);
    transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s var(--ease);
  }
  .site-header[data-open] .site-nav{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
  }
  .site-nav__list{display:grid;gap:0;}
  .site-nav__item{border-bottom:1px solid var(--line);}
  .site-nav__link{
    display:flex;
    align-items:center;
    justify-content:flex-start;
    gap:12px;
    padding:15px 2px;
    font-size:16px;
    border-bottom:0;
  }
  .site-nav__link[aria-current="page"]{border-bottom:0;padding-left:8px;box-shadow:inset 3px 0 0 var(--lime);}
  .site-nav__idx{font-size:11px;min-width:22px;}
  .site-nav__cta{margin:18px 0 0;width:100%;padding-block:13px;}

  .footer-top{grid-template-columns:1fr 1fr;row-gap:clamp(26px,4vw,40px);}
  .footer-brand{grid-column:1 / -1;}
}

@media (max-width:720px){
  .header-meta__cell{font-size:0;}
  .header-meta__cell::first-letter{font-size:0;}
  .header-meta__cell--end{display:none;}
  .header-meta__dot{width:5px;height:5px;}
  .brand__mark{width:36px;height:36px;font-size:10px;}
  .brand__name{font-size:15px;letter-spacing:.04em;}
  .btn{padding:10px 15px;font-size:12px;}

  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .footer-contact__item{grid-template-columns:40px 1fr;}
}

@media (max-width:560px){
  .grid-12{grid-template-columns:repeat(2,minmax(0,1fr));}
  .nav-toggle__label{display:none;}
}

@media (min-width:561px) and (max-width:860px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr));}
}

/* ---------- 9. 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;
    scroll-behavior:auto !important;
  }
}