/* ============================================================
   196体育中文站 · 共享样式 /assets/site.css
   基调：夜间球场灯光下的电子战术板
   ============================================================ */

/* ---------- 1. 设计变量 ---------- */
:root{
  --c-bg:#061E19;
  --c-bg-deep:#03110E;
  --c-cyan:#2BE8C8;
  --c-cyan-deep:#12A98F;
  --c-orange:#FF8A3D;
  --c-amber:#B45A1E;
  --c-text:#E6F7F2;
  --c-muted:#8FA9A2;
  --c-line:#10352C;
  --c-violet:#6E5BFF;

  --f-display:"Arial Narrow","Helvetica Neue Condensed","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --f-body:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Heiti SC",sans-serif;
  --f-mono:ui-monospace,"JetBrains Mono","SFMono-Regular",Menlo,Consolas,"Courier New",monospace;

  --w-wide:1240px;
  --w-narrow:720px;
  --radius:3px;
  --header-h:64px;
  --gap:clamp(16px,2.4vw,28px);
  --shadow-soft:0 1px 0 rgba(43,232,200,.06),0 12px 32px rgba(0,0,0,.28);
}

/* ---------- 2. 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,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
img,picture,svg,video{display:block;max-width:100%}
table{border-collapse:collapse;width:100%}
hr{border:0;border-top:1px solid var(--c-line);margin:0}

/* ---------- 3. 基础排版 ---------- */
body{
  background-color:var(--c-bg);
  background-image:
    radial-gradient(1200px 520px at 78% -8%,rgba(43,232,200,.09),transparent 62%),
    radial-gradient(760px 380px at 4% 6%,rgba(110,91,255,.07),transparent 66%);
  background-repeat:no-repeat;
  color:var(--c-text);
  font-family:var(--f-body);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{
  font-family:var(--f-display);
  font-weight:800;
  line-height:1.14;
  letter-spacing:-.02em;
  font-stretch:condensed;
}
h1{font-size:clamp(34px,6vw,64px)}
h2{font-size:clamp(24px,3.4vw,40px)}
h3{font-size:clamp(19px,2.2vw,24px)}
h4{font-size:17px}
p{max-width:74ch}

strong{font-weight:700;color:var(--c-text)}

.mono,.num{font-family:var(--f-mono);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.sub{color:var(--c-muted);font-size:14px;line-height:1.7}
.tiny{font-size:13px;color:var(--c-muted)}
.cyan{color:var(--c-cyan)}
.orange{color:var(--c-orange)}

::selection{background:rgba(43,232,200,.3);color:#03110E}

:focus-visible{
  outline:2px solid var(--c-cyan);
  outline-offset:2px;
  border-radius:2px;
}

/* ---------- 4. 布局工具 ---------- */
.container{width:100%;max-width:var(--w-wide);margin:0 auto;padding:0 clamp(16px,3vw,32px)}
.narrow{max-width:var(--w-narrow);margin:0 auto}

.stack-lg > * + *{margin-top:clamp(28px,4.4vw,56px)}
.stack-md > * + *{margin-top:clamp(16px,2.2vw,28px)}

.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--gap)}
.span-12{grid-column:span 12}
.span-8{grid-column:span 8}
.span-7{grid-column:span 7}
.span-6{grid-column:span 6}
.span-5{grid-column:span 5}
.span-4{grid-column:span 4}
.span-3{grid-column:span 3}

.divider{height:1px;background:var(--c-line);border:0;margin:0}

[id]{scroll-margin-top:calc(var(--header-h) + 24px)}

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

/* ---------- 5. 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:-96px;left:16px;
  z-index:200;
  padding:10px 18px;
  background:var(--c-cyan);
  color:#03110E;
  font-weight:700;
  font-size:14px;
  border-radius:var(--radius);
  transition:top .18s ease;
}
.skip-link:focus{top:14px}

/* ---------- 6. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 18px;
  border:1px solid transparent;
  border-radius:var(--radius);
  font-family:var(--f-body);
  font-size:14px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.01em;
  white-space:nowrap;
  transition:background-color .16s ease,color .16s ease,border-color .16s ease,transform .16s ease;
}
.btn:active{transform:translateY(1px)}

.btn-primary{background:var(--c-orange);color:#1A0C02}
.btn-primary:hover{background:#FFA76B}

.btn-ghost{border-color:var(--c-line);color:var(--c-text);background:rgba(3,17,14,.4)}
.btn-ghost:hover{border-color:var(--c-cyan-deep);color:var(--c-cyan);background:rgba(43,232,200,.07)}

.btn-block{width:100%}

/* ---------- 7. 头部：紧凑命令栏 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:rgba(3,17,14,.86);
  border-bottom:1px solid var(--c-line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:background-color .2s ease,border-color .2s ease;
}
.site-header[data-scrolled]{
  background:rgba(3,17,14,.96);
  border-bottom-color:rgba(43,232,200,.28);
}

.sh-progress{
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:2px;
  overflow:hidden;
  pointer-events:none;
}
.sh-progress-bar{
  display:block;
  width:100%;height:100%;
  background:linear-gradient(90deg,var(--c-cyan-deep),var(--c-cyan) 60%,var(--c-orange));
  transform:scaleX(0);
  transform-origin:0 50%;
  will-change:transform;
}

.sh-inner{
  display:grid;
  grid-template-columns:minmax(180px,auto) 1fr auto;
  align-items:center;
  gap:6px 20px;
  min-height:var(--header-h);
}

/* 品牌 */
.sh-brand{display:flex;align-items:center;gap:10px;padding:8px 0}
.sh-brand-mark{
  display:grid;
  place-items:center;
  width:36px;height:36px;
  flex:0 0 auto;
  border:1px solid rgba(43,232,200,.4);
  border-radius:var(--radius);
  background:rgba(43,232,200,.07);
  color:var(--c-cyan);
  font-family:var(--f-mono);
  font-size:12px;
  font-weight:700;
  letter-spacing:-.02em;
}
.sh-brand-text{display:flex;flex-direction:column;min-width:0}
.sh-brand-name{
  font-family:var(--f-display);
  font-weight:800;
  font-size:16px;
  letter-spacing:-.01em;
  line-height:1.2;
  white-space:nowrap;
}
.sh-brand-version{
  font-family:var(--f-mono);
  font-size:10px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--c-muted);
  line-height:1.4;
}

/* 导航 */
.sh-nav{min-width:0}
.sh-nav-list{display:flex;justify-content:center;align-items:center;gap:2px}
.sh-nav-item{flex:0 0 auto}
.sh-nav-link{
  display:inline-flex;
  align-items:baseline;
  gap:7px;
  padding:9px 12px;
  border:1px solid transparent;
  border-radius:var(--radius);
  color:var(--c-text);
  font-size:14px;
  line-height:1.2;
  transition:background-color .16s ease,border-color .16s ease,color .16s ease;
}
.sh-nav-index{
  font-family:var(--f-mono);
  font-size:10px;
  letter-spacing:.08em;
  color:var(--c-cyan-deep);
  transition:color .16s ease;
}
.sh-nav-link:hover{
  border-color:var(--c-line);
  background:rgba(43,232,200,.07);
  color:var(--c-cyan);
}
.sh-nav-link:hover .sh-nav-index{color:var(--c-cyan)}
.sh-nav-link[aria-current="page"]{
  border-color:rgba(43,232,200,.4);
  background:rgba(43,232,200,.1);
  color:var(--c-cyan);
}
.sh-nav-link[aria-current="page"] .sh-nav-index{color:var(--c-orange)}

/* 右侧入口 */
.sh-actions{display:flex;align-items:center;justify-content:flex-end}
.sh-cta{font-size:13px;padding:9px 15px}

/* 移动按钮 */
.sh-toggle{
  display:none;
  align-items:center;
  gap:9px;
  padding:9px 13px;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  color:var(--c-muted);
  font-family:var(--f-mono);
  font-size:11px;
  letter-spacing:.12em;
  text-transform:uppercase;
  transition:border-color .16s ease,color .16s ease;
}
.sh-toggle:hover{border-color:var(--c-cyan-deep);color:var(--c-cyan)}
.sh-toggle-icon{display:block;width:16px}
.sh-toggle-icon i{
  display:block;
  height:1.5px;
  margin:3px 0;
  background:currentColor;
  transition:transform .18s ease;
}
.sh-toggle[aria-expanded="true"] .sh-toggle-icon i:first-child{transform:translateY(2.25px) rotate(45deg)}
.sh-toggle[aria-expanded="true"] .sh-toggle-icon i:last-child{transform:translateY(-2.25px) rotate(-45deg)}

/* ---------- 8. 页脚 ---------- */
.site-footer{
  margin-top:clamp(48px,7vw,96px);
  background:var(--c-bg-deep);
  border-top:1px solid var(--c-line);
  color:var(--c-muted);
}
.sf-inner{padding:clamp(36px,5vw,64px) clamp(16px,3vw,32px) 26px}

.sf-top{
  display:grid;
  grid-template-columns:minmax(200px,1fr) 2.2fr;
  gap:clamp(28px,4vw,56px);
}
.sf-brand-name{
  font-family:var(--f-display);
  font-weight:800;
  font-size:19px;
  letter-spacing:-.02em;
  color:var(--c-text);
  line-height:1.3;
}
.sf-brand-meta{
  margin-top:6px;
  font-family:var(--f-mono);
  font-size:11px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--c-cyan-deep);
}
.sf-brand-tags{
  margin-top:14px;
  font-size:13px;
  color:var(--c-muted);
  letter-spacing:.02em;
}

.sf-cols{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(20px,3vw,36px);
}
.sf-col-title{
  position:relative;
  padding-top:12px;
  margin-bottom:14px;
  font-family:var(--f-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--c-muted);
}
.sf-col-title::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:22px;height:1px;
  background:var(--c-cyan);
}
.sf-list{display:flex;flex-direction:column;gap:9px}
.sf-item{line-height:1.5}
.sf-link{
  display:inline-block;
  font-size:14px;
  color:var(--c-text);
  border-bottom:1px solid transparent;
  transition:color .16s ease,border-color .16s ease;
}
.sf-link:hover{color:var(--c-cyan);border-bottom-color:rgba(43,232,200,.5)}
.sf-text{
  display:inline-block;
  font-size:13px;
  color:var(--c-muted);
  font-family:var(--f-mono);
  letter-spacing:-.01em;
  word-break:break-word;
}

.sf-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
  margin-top:clamp(28px,4vw,48px);
  padding-top:18px;
  border-top:1px solid var(--c-line);
}
.sf-legal{
  font-family:var(--f-mono);
  font-size:12px;
  letter-spacing:.02em;
  color:var(--c-muted);
}
.sf-notice{
  font-size:12.5px;
  color:var(--c-muted);
  max-width:62ch;
}

/* ---------- 9. 面包屑 ---------- */
.crumbs{padding:18px 0 4px}
.crumbs-list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--f-mono);
  font-size:12px;
  letter-spacing:.04em;
}
.crumbs-link{color:var(--c-muted);transition:color .16s ease}
.crumbs-link:hover{color:var(--c-cyan)}
.crumbs-current{color:var(--c-text)}
.crumbs-sep{color:var(--c-amber);user-select:none}

/* ---------- 10. 区块结构 ---------- */
.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  justify-content:space-between;
  gap:10px 20px;
  padding-bottom:12px;
  border-bottom:1px solid var(--c-line);
}
.section-title{
  font-family:var(--f-display);
  font-weight:800;
  font-size:clamp(20px,2.4vw,28px);
  letter-spacing:-.02em;
  line-height:1.2;
}
.section-note{font-size:13px;color:var(--c-muted);max-width:52ch}

.index-label{
  display:inline-block;
  font-family:var(--f-mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--c-cyan-deep);
}

/* 面板 */
.panel{
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  background:rgba(3,17,14,.5);
  transition:border-color .16s ease,transform .16s ease;
}
.panel:hover{border-color:rgba(43,232,200,.34);transform:translateY(-2px)}
.panel-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:13px 18px;
  border-bottom:1px solid var(--c-line);
}
.panel-title{
  font-family:var(--f-display);
  font-weight:800;
  font-size:15px;
  letter-spacing:-.01em;
}
.panel-body{padding:18px}

/* ---------- 11. 数据条 ---------- */
.data-row{
  display:grid;
  grid-template-columns:minmax(90px,1fr) auto;
  align-items:center;
  gap:8px 16px;
  padding:12px 0;
  border-bottom:1px solid var(--c-line);
}
.data-row:last-child{border-bottom:0}
.data-key{font-size:14px;color:var(--c-text)}
.data-meta{
  grid-column:1;
  font-family:var(--f-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--c-muted);
}
.data-value{
  grid-column:2;
  grid-row:1 / span 2;
  font-family:var(--f-mono);
  font-size:clamp(22px,3vw,32px);
  font-weight:700;
  line-height:1;
  color:var(--c-cyan);
}

.bar{
  height:4px;
  border-radius:2px;
  background:var(--c-line);
  overflow:hidden;
}
.bar-fill{
  display:block;
  height:100%;
  width:var(--bar,50%);
  border-radius:2px;
  background:linear-gradient(90deg,var(--c-cyan-deep),var(--c-cyan));
}

/* ---------- 12. 标签与状态 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border:1px solid var(--c-amber);
  border-radius:2px;
  background:rgba(180,90,30,.18);
  color:#FFC79A;
  font-family:var(--f-mono);
  font-size:10px;
  letter-spacing:.1em;
  text-transform:uppercase;
}
.badge-live{border-color:rgba(255,138,61,.6);color:var(--c-orange);background:rgba(255,138,61,.12)}
.badge-cool{border-color:rgba(110,91,255,.55);color:#B9AFFF;background:rgba(110,91,255,.12)}

.dot-live{
  display:inline-block;
  width:7px;height:7px;
  flex:0 0 auto;
  border-radius:50%;
  background:var(--c-orange);
  box-shadow:0 0 10px rgba(255,138,61,.7);
  animation:pulse 1.6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.32}}

/* ---------- 13. 图片容器（页面阶段放置图片） ---------- */
.media-frame{
  position:relative;
  display:block;
  width:100%;
  overflow:hidden;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  background-color:#08221C;
  background-image:linear-gradient(158deg,rgba(43,232,200,.12),rgba(3,17,14,.92) 56%,rgba(255,138,61,.1));
}
.media-frame::after{
  content:"";
  position:absolute;
  inset:9px;
  border:1px solid rgba(43,232,200,.16);
  border-radius:1px;
  pointer-events:none;
}
.media-frame > img{
  position:relative;
  z-index:1;
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-cap{
  margin-top:9px;
  font-family:var(--f-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--c-muted);
}
.ratio-16x9{aspect-ratio:16 / 9}
.ratio-4x3{aspect-ratio:4 / 3}
.ratio-1x1{aspect-ratio:1 / 1}
.ratio-3x4{aspect-ratio:3 / 4}

/* ---------- 14. 显现 ---------- */
[data-reveal]{
  opacity:0;
  transform:translateY(10px);
  transition:opacity .36s ease,transform .36s ease;
}
[data-reveal].is-in{opacity:1;transform:none}

/* ---------- 15. 响应式 ---------- */
@media (max-width:1100px) and (min-width:901px){
  .sh-nav{overflow-x:auto;scrollbar-width:none}
  .sh-nav::-webkit-scrollbar{display:none}
  .sh-nav-list{justify-content:flex-start}
  .sh-nav-link{padding:9px 10px}
  .sh-nav-label{font-size:13px}
}

@media (max-width:900px){
  :root{--header-h:58px}
  .sh-inner{grid-template-columns:1fr auto;gap:0 12px}
  .sh-toggle{display:inline-flex}
  .sh-nav,
  .sh-actions{grid-column:1 / -1}

  .sh-nav{
    max-height:0;
    overflow:hidden;
    transition:max-height .22s ease;
  }
  .sh-nav[data-open]{
    max-height:70vh;
    overflow-y:auto;
  }
  .sh-nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:4px 0 6px;
  }
  .sh-nav-link{
    width:100%;
    padding:12px 4px;
    border:0;
    border-bottom:1px solid var(--c-line);
    border-radius:0;
    font-size:15px;
  }
  .sh-nav-link[aria-current="page"]{
    border-bottom-color:rgba(43,232,200,.45);
    background:rgba(43,232,200,.08);
  }

  .sh-actions{
    display:flex;
    max-height:0;
    overflow:hidden;
    transition:max-height .22s ease;
  }
  .sh-nav[data-open] ~ .sh-actions{max-height:120px;padding-bottom:12px}
  .sh-cta{width:100%;justify-content:center;padding:12px 18px}

  .sf-top{grid-template-columns:1fr}
  .sf-cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sf-bottom{flex-direction:column;align-items:flex-start}
}

@media (max-width:720px){
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr))}
  .span-8,.span-7,.span-6,.span-5,.span-4,.span-3{grid-column:span 6}
}

@media (max-width:520px){
  body{font-size:15.5px}
  .sf-cols{grid-template-columns:1fr}
  .sh-brand-version{font-size:9.5px}
}

@media (min-width:721px){
  .cols-2{columns:2;column-gap:var(--gap)}
}

/* ---------- 16. 降低动效 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal]{opacity:1 !important;transform:none !important}
  .dot-live{animation:none}
  .sh-progress-bar{transition:none}
}