/* ==========================================================================
   /assets/site.css — 头头体育主站 · 共享外壳
   夜间球场指挥台：炭黑底 / 墨绿面板 / 青柠数据高亮 / 暖橙事件标注
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root{
  --ink-900:#0B1410;
  --ink-800:#14261E;
  --ink-700:#1E3A2C;
  --line:#26402F;
  --line-soft:rgba(185,194,182,.16);
  --ash:#B9C2B6;
  --paper:#F2EEE4;
  --lime:#C8FF3D;
  --orange:#FF7A2F;
  --clay:#C97B4A;
  --moss:#6FBF9B;
  --amber:#FFD166;

  --rail-w:248px;
  --head-h:110px;

  --font-body:"PingFang SC","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-display:"PingFang SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;

  --ease:cubic-bezier(.33,.1,.2,1);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--head-h) + 16px);
}
body{
  margin:0;
  padding-left:0;
  background:var(--ink-900);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5{margin:0;font-family:var(--font-display);font-weight:800;letter-spacing:-.02em;line-height:1.2;color:var(--paper)}
h1{font-size:clamp(30px,4.4vw,54px)}
h2{font-size:clamp(22px,2.6vw,34px)}
h3{font-size:clamp(18px,1.8vw,22px)}
p{margin:0 0 1em}
ul,ol{list-style:none;margin:0;padding:0}
img,picture,video,canvas{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a{color:var(--lime);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--paper)}
table{border-collapse:collapse;width:100%}
hr{border:0;border-top:1px solid var(--line);margin:40px 0}
::selection{background:var(--lime);color:#0B1410}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:1px}

/* ---------- 3. 跳转链接 ---------- */
.skip-link{
  position:fixed;
  top:-90px;
  left:16px;
  z-index:200;
  background:var(--lime);
  color:#0B1410;
  font-size:14px;
  font-weight:700;
  padding:10px 18px;
  border-radius:2px;
  transition:top .2s var(--ease);
}
.skip-link:focus{top:12px;color:#0B1410}

/* ---------- 4. 页头外壳 ---------- */
.site-head{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  background:rgba(11,20,16,.95);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}

.head-upper{
  display:flex;
  align-items:center;
  gap:16px;
  height:64px;
  padding:0 24px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,var(--ink-800) 0%,rgba(20,38,30,.35) 46%,transparent 100%);
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--paper);
  min-width:0;
}
.brand:hover{color:var(--paper)}
.brand__mark{
  width:13px;height:21px;
  background:var(--lime);
  transform:skewX(-14deg);
  box-shadow:0 0 14px rgba(200,255,61,.35);
  flex:0 0 auto;
}
.brand__name{
  font-family:var(--font-display);
  font-size:17px;
  font-weight:800;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand__meta{
  font-size:11px;
  letter-spacing:.16em;
  color:var(--ash);
  border:1px solid var(--line);
  padding:2px 8px;
  border-radius:999px;
  white-space:nowrap;
}

.head-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:10px;
}

.entry-link{
  display:inline-flex;
  align-items:center;
  background:var(--lime);
  color:#0B1410;
  font-size:13px;
  font-weight:800;
  letter-spacing:.02em;
  padding:9px 22px 9px 16px;
  clip-path:polygon(0 0,100% 0,100% 100%,12px 100%,0 calc(100% - 12px));
  transition:background .22s var(--ease),color .22s var(--ease);
}
.entry-link:hover{background:var(--paper);color:#0B1410}

.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  border:1px solid var(--line);
  border-radius:2px;
  padding:8px 12px;
  color:var(--paper);
  font-size:13px;
  font-weight:700;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--moss);background:var(--ink-700)}
.nav-toggle__bars{display:grid;gap:3px;width:16px}
.nav-toggle__bars span{display:block;height:1.5px;background:currentColor}

.head-lower{
  display:flex;
  align-items:center;
  height:46px;
  padding-left:var(--rail-w);
  padding-right:24px;
  overflow:hidden;
}
.channel-axis{
  display:flex;
  align-items:center;
  gap:2px;
}
.channel-axis a{
  display:block;
  padding:6px 14px;
  font-size:14px;
  color:var(--ash);
  border-bottom:2px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.channel-axis a:hover{color:var(--paper);background:var(--ink-700)}
.channel-axis a[aria-current="page"]{
  color:var(--lime);
  border-bottom-color:var(--lime);
  background:rgba(200,255,61,.06);
}

/* ---------- 5. 左侧联赛轨道 ---------- */
.league-rail{
  position:fixed;
  top:var(--head-h);
  left:0;
  bottom:0;
  width:var(--rail-w);
  z-index:55;
  display:flex;
  flex-direction:column;
  gap:18px;
  padding:22px 16px 28px;
  background:var(--ink-800);
  border-right:1px solid var(--line);
  overflow-y:auto;
  scrollbar-width:thin;
  scrollbar-color:var(--ink-700) transparent;
  transition:transform .28s var(--ease);
}
.league-rail::-webkit-scrollbar{width:6px}
.league-rail::-webkit-scrollbar-thumb{background:var(--ink-700);border-radius:3px}

.rail-head{border-left:2px solid var(--lime);padding-left:10px}
.rail-title{
  margin:0 0 2px;
  font-size:13px;
  font-weight:800;
  letter-spacing:.12em;
  color:var(--paper);
}
.rail-note{
  margin:0;
  font-size:12px;
  color:var(--ash);
  font-family:var(--font-mono);
  letter-spacing:.02em;
}

.rail-groups{display:flex;flex-direction:column;gap:16px}
.rail-group__name{
  margin:0 0 8px;
  font-size:11px;
  letter-spacing:.16em;
  color:var(--clay);
}
.rail-list{display:flex;flex-wrap:wrap;gap:6px}
.rail-chip{
  font-size:13px;
  color:var(--ash);
  border:1px solid var(--line);
  border-radius:2px;
  padding:5px 11px;
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.rail-chip:hover{color:var(--paper);border-color:var(--moss)}
.rail-chip[aria-pressed="true"]{
  background:var(--lime);
  border-color:var(--lime);
  color:#0B1410;
  font-weight:800;
}

.rail-gate{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding-top:16px;
  border-top:1px solid var(--line);
  font-size:14px;
  font-weight:700;
  color:var(--paper);
}
.rail-gate:hover{color:var(--lime)}
.rail-gate__arrow{color:var(--lime);font-family:var(--font-mono)}

.progress-bar{
  position:absolute;
  left:0;right:0;bottom:-1px;
  height:2px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .12s linear;
  box-shadow:0 0 10px rgba(200,255,61,.5);
}

/* ---------- 6. 主内容偏移 ---------- */
#main-content{padding-top:var(--head-h)}
@media (min-width:1025px){
  body{padding-left:var(--rail-w)}
}

/* ---------- 7. 页脚 ---------- */
.site-foot{
  margin-top:72px;
  background:var(--ink-800);
  border-top:1px solid var(--line);
}
.foot-grid{
  max-width:1260px;
  margin:0 auto;
  padding:56px 24px 40px;
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1.3fr;
  gap:36px;
}
.foot-col{min-width:0}
.foot-brand{
  margin:0 0 12px;
  font-family:var(--font-display);
  font-size:17px;
  font-weight:800;
  color:var(--paper);
  letter-spacing:-.01em;
}
.foot-note{
  margin:0;
  font-size:13px;
  line-height:1.7;
  color:var(--ash);
  border-left:2px solid var(--ink-700);
  padding-left:12px;
  max-width:34ch;
}
.foot-head{
  margin:0 0 14px;
  font-size:11px;
  letter-spacing:.18em;
  color:var(--clay);
}
.foot-list{display:flex;flex-direction:column;gap:9px}
.foot-list a{font-size:14px;color:var(--ash)}
.foot-list a:hover{color:var(--lime)}
.foot-list--plain li{font-size:14px;color:var(--ash);font-family:var(--font-mono);word-break:break-word}
.foot-list--plain li:nth-child(2){color:var(--amber)}

.foot-base{
  max-width:1260px;
  margin:0 auto;
  padding:18px 24px 30px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
  font-size:12px;
  color:var(--ash);
}
.foot-base p{margin:0}
.foot-base [data-year]{font-family:var(--font-mono);color:var(--moss)}

/* ---------- 8. 通用容器与网格 ---------- */
.container{width:min(1240px,100% - 48px);margin-inline:auto}
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px}
.stack{display:flex;flex-direction:column;gap:24px}
.row-split{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:16px}

/* ---------- 9. 排版组件 ---------- */
.prose{max-width:42ch}
.prose p{margin:0 0 1.6em}
.prose p:last-child{margin-bottom:0}
.prose strong{color:var(--lime);font-weight:700}
.kicker{
  display:inline-block;
  font-size:12px;
  letter-spacing:.2em;
  color:var(--clay);
  margin:0 0 10px;
}
.rail-note-v{
  writing-mode:vertical-rl;
  font-size:12px;
  letter-spacing:.24em;
  color:var(--ash);
}
.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
}

/* ---------- 10. 标签与面包屑 ---------- */
.tag{
  display:inline-block;
  font-size:12px;
  letter-spacing:.04em;
  padding:3px 10px;
  border:1px solid var(--line);
  border-radius:2px;
  color:var(--ash);
}
.tag--lime{color:var(--lime);border-color:rgba(200,255,61,.45);background:rgba(200,255,61,.06)}
.tag--score{
  font-family:var(--font-mono);
  background:var(--amber);
  border-color:transparent;
  color:#141414;
  font-weight:700;
}
.tag--clay{background:rgba(201,123,74,.16);border-color:rgba(201,123,74,.5);color:var(--clay)}

.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ash);
}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb a{color:var(--ash)}
.crumb a:hover{color:var(--lime)}
.crumb__sep{color:var(--line)}
.crumb [aria-current="page"]{color:var(--paper)}

/* ---------- 11. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 20px;
  font-size:14px;
  font-weight:700;
  border:1px solid var(--line);
  border-radius:2px;
  color:var(--paper);
  background:transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn:hover{background:var(--ink-700);border-color:var(--ash);color:var(--paper)}
.btn--lime{background:var(--lime);color:#0B1410;border-color:var(--lime)}
.btn--lime:hover{background:var(--paper);border-color:var(--paper);color:#0B1410}
.btn--ghost-lime{color:var(--lime);border-color:rgba(200,255,61,.45)}
.btn--ghost-lime:hover{background:rgba(200,255,61,.1);border-color:var(--lime);color:var(--lime)}

/* ---------- 12. 数据与卡片 ---------- */
.stat{display:flex;flex-direction:column;gap:6px}
.stat__value{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:clamp(30px,3.6vw,52px);
  font-weight:800;
  line-height:1;
  letter-spacing:-.03em;
  color:var(--lime);
}
.stat__value--amber{color:var(--amber)}
.stat__value--orange{color:var(--orange)}
.stat__label{font-size:12px;letter-spacing:.14em;color:var(--ash)}

.card{
  position:relative;
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:3px;
  padding:24px;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.card:hover{
  transform:translateY(-3px);
  border-color:rgba(200,255,61,.6);
  box-shadow:0 18px 40px rgba(0,0,0,.42);
}
.card--cut{clip-path:polygon(0 0,100% 0,100% calc(100% - 22px),calc(100% - 22px) 100%,0 100%)}
.card__head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  padding-bottom:14px;
  margin-bottom:18px;
  border-bottom:1px solid var(--line);
}
.card__body{font-size:15px;color:var(--ash)}
.card__body p:last-child{margin-bottom:0}

/* ---------- 13. 图片容器基础规则 ---------- */
.figure{margin:0}
.figure__media{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/9;
  border:1px solid var(--line);
  border-radius:3px;
  background:
    linear-gradient(135deg,var(--ink-700) 0%,var(--ink-800) 100%);
}
.figure__media img,
.figure__media picture,
.figure__media svg{
  width:100%;
  height:100%;
  object-fit:cover;
  filter:saturate(.95) contrast(1.06);
}
.figure__media::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:radial-gradient(rgba(242,238,228,.045) 1px,transparent 1px);
  background-size:4px 4px;
  mix-blend-mode:overlay;
}
.figure__media--wide{aspect-ratio:21/9}
.figure__media--tall{aspect-ratio:3/4}
.figure__caption{
  margin-top:10px;
  padding-left:10px;
  border-left:1px solid var(--line);
  font-size:12px;
  line-height:1.6;
  color:var(--ash);
}

/* ---------- 14. 显现与筛选状态 ---------- */
.is-reveal-ready{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .42s var(--ease),transform .42s var(--ease);
}
.is-reveal-ready.is-in{opacity:1;transform:none}
.is-filtered-out{display:none !important}

/* ---------- 15. 响应式 ---------- */
@media (max-width:1024px){
  :root{--head-h:104px;--rail-w:0px}

  .head-upper{height:58px;padding:0 16px}
  .brand__name{font-size:15px}
  .brand__meta{display:none}
  .entry-link{padding:8px 16px 8px 12px;font-size:12px}

  .nav-toggle{display:inline-flex}

  .head-lower{
    height:46px;
    padding-left:16px;
    padding-right:16px;
    overflow-x:auto;
    overflow-y:hidden;
    scrollbar-width:none;
  }
  .head-lower::-webkit-scrollbar{display:none}
  .channel-axis{flex-wrap:nowrap;gap:0}
  .channel-axis a{white-space:nowrap;font-size:13px;padding:6px 12px}

  .league-rail{
    width:min(300px,84vw);
    transform:translateX(-104%);
    box-shadow:0 26px 60px rgba(0,0,0,.6);
    z-index:58;
  }
  .league-rail[data-open]{transform:translateX(0)}
  body.is-rail-open{overflow:hidden}
  body.is-rail-open::before{
    content:"";
    position:fixed;
    inset:0;
    background:rgba(7,13,10,.62);
    z-index:56;
  }

  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 20px 32px}
  .foot-note{max-width:none}
  .foot-base{padding:16px 20px 26px}
}

@media (max-width:640px){
  body{font-size:15.5px}
  .container{width:min(1240px,100% - 32px)}
  .grid-12{grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .card{padding:18px}
  .site-foot{margin-top:52px}
}

/* ---------- 16. 动效偏好 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .card:hover{transform:none}
  .is-reveal-ready{opacity:1;transform:none}
}