/* ============================================================
   site.css — 共享外壳 / 基础组件
   视觉：深夜数据控制室 + 体育报纸头版
   ============================================================ */

/* ---------- 01. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,p,ul,ol,li,dl,dt,dd,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,svg,video{max-width:100%;display:block}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
::selection{background:var(--cyan);color:var(--ink)}

/* ---------- 02. Tokens ---------- */
:root{
  --ink:#061E18;
  --ink-2:#0B2B22;
  --panel:#10382C;
  --line:#2A5A49;
  --cyan:#7CFFC4;
  --amber:#F2C14E;
  --coral:#FF6B5A;
  --mist:#E8F3EE;
  --sage:#9DB8AD;
  --wine:#4A1620;
  --indigo:#221A3A;

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

  --maxw:1440px;
  --pad:24px;
  --gap:24px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 03. 中文排版基线 ---------- */
body{
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    linear-gradient(to right,rgba(42,90,73,.22) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(42,90,73,.13) 1px,transparent 1px);
  background-size:120px 120px,120px 120px;
  background-attachment:fixed;
  color:var(--mist);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{font-weight:900;line-height:1.1;letter-spacing:-.02em}
h1{font-size:clamp(32px,4.4vw,60px)}
h2{font-size:clamp(24px,3vw,34px)}
h3{font-size:clamp(19px,2vw,23px)}
p{text-wrap:pretty}
strong{font-weight:800}

/* ---------- 04. 布局基元 ---------- */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.section{padding:64px 0}
.section--tight{padding:40px 0}
.grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:var(--gap)}
.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-12{grid-column:span 12}
.mono{font-family:var(--mono);letter-spacing:.08em;font-variant-numeric:tabular-nums}

/* ---------- 05. Skip link ---------- */
.skip{
  position:fixed;left:16px;top:-72px;z-index:200;
  display:inline-block;padding:10px 18px;
  background:var(--cyan);color:var(--ink);
  font-weight:800;font-size:14px;
  transition:top .18s var(--ease);
}
.skip:focus{top:12px}

/* ============================================================
   06. HEADER — 紧凑命令栏
   ============================================================ */
.hd{
  position:sticky;top:0;z-index:60;
  background:rgba(6,30,24,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.progress{
  position:absolute;left:0;bottom:-1px;
  width:100%;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--amber));
  transform:scaleX(0);transform-origin:0 50%;
  pointer-events:none;
  transition:transform .1s linear;
}
.hd__inner{
  max-width:var(--maxw);margin:0 auto;padding:0 var(--pad);
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  grid-template-areas:
    "rail rail rail"
    "brand nav actions"
    "league league league";
  align-items:center;
  column-gap:20px;
}

/* 状态轨道 */
.hd__rail{
  grid-area:rail;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:8px 0;
  border-bottom:1px solid rgba(42,90,73,.55);
}
.hd__meta{
  display:flex;align-items:center;gap:8px;
  font-family:var(--mono);
  font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--sage);line-height:1.4;
}
.hd__live{
  width:6px;height:6px;flex:0 0 auto;
  background:var(--coral);
  box-shadow:0 0 0 3px rgba(255,107,90,.18);
  animation:hd-live 2.6s ease-in-out infinite;
}
@keyframes hd-live{
  0%,100%{opacity:1;box-shadow:0 0 0 3px rgba(255,107,90,.18)}
  50%{opacity:.55;box-shadow:0 0 0 5px rgba(255,107,90,.06)}
}
.hd__split{color:var(--line);margin:0 8px;font-family:var(--mono)}

/* 品牌 */
.brand{
  grid-area:brand;
  display:flex;align-items:center;gap:12px;
  padding:14px 0;
}
.brand__mark{
  position:relative;flex:0 0 auto;
  width:38px;height:38px;
  border:1px solid var(--line);
  background:rgba(124,255,196,.05);
  transition:border-color .18s var(--ease);
}
.brand__mark::before{
  content:"";position:absolute;left:7px;top:7px;width:16px;height:16px;
  border-top:2px solid var(--cyan);border-left:2px solid var(--cyan);
}
.brand__mark::after{
  content:"";position:absolute;right:7px;bottom:7px;
  width:9px;height:9px;background:var(--amber);
}
.brand:hover .brand__mark{border-color:var(--cyan)}
.brand__text{display:block}
.brand__name{
  display:block;
  font-size:17px;font-weight:900;letter-spacing:-.01em;line-height:1.15;
  color:var(--mist);
}
.brand__sub{
  display:block;margin-top:3px;
  font-family:var(--mono);
  font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--sage);
}

/* 右侧操作位 */
.hd__actions{
  grid-area:actions;
  display:flex;align-items:center;gap:10px;justify-self:end;
}

/* 主导航 */
.nav{grid-area:nav;justify-self:end;min-width:0}
.nav__list{display:flex;align-items:stretch;gap:2px;flex-wrap:wrap;justify-content:flex-end}
.nav__link{
  display:flex;align-items:baseline;gap:7px;
  padding:10px 12px;
  font-size:14px;font-weight:700;color:var(--sage);
  border-top:2px solid transparent;
  transition:color .16s var(--ease),background .16s var(--ease),border-color .16s var(--ease);
}
.nav__idx{
  font-family:var(--mono);font-size:10px;letter-spacing:.06em;
  color:rgba(157,184,173,.55);
  transition:color .16s var(--ease);
}
.nav__link:hover{color:var(--mist);border-top-color:var(--cyan);background:rgba(124,255,196,.07)}
.nav__link:hover .nav__idx{color:var(--amber)}
.nav__link[aria-current="page"]{
  color:var(--cyan);
  border-top-color:var(--cyan);
  background:rgba(124,255,196,.1);
}
.nav__link[aria-current="page"] .nav__idx{color:var(--amber)}

/* 移动开关 */
.nav-toggle{
  display:none;
  width:44px;height:44px;flex:0 0 auto;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  border:1px solid var(--line);
  transition:border-color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan)}
.nav-toggle__bar{
  display:block;width:18px;height:2px;background:var(--mist);
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.hd[data-open] .nav-toggle__bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hd[data-open] .nav-toggle__bar:nth-child(2){opacity:0}
.hd[data-open] .nav-toggle__bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 联赛分区条 */
.hd__leagues{
  grid-area:league;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:10px 0;
  border-top:1px solid rgba(42,90,73,.45);
}
.hd__leagues-label{
  font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;
  color:rgba(157,184,173,.8);
}
.lg{display:flex;flex-wrap:wrap;gap:2px}
.lg__btn{
  padding:5px 12px;
  font-family:var(--sans);font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--sage);border:1px solid transparent;
  transition:color .16s var(--ease),background .16s var(--ease),border-color .16s var(--ease);
}
.lg__btn:hover{color:var(--mist);border-color:var(--line)}
.lg__btn[aria-pressed="true"]{
  color:var(--ink);background:var(--cyan);border-color:var(--cyan);
}

/* 桌面端抽屉容器不生成盒子 */
.hd__body{display:contents}

/* ============================================================
   07. FOOTER
   ============================================================ */
.ft{
  position:relative;
  margin-top:96px;
  background:var(--ink-2);
  border-top:1px solid var(--line);
}
.ft::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:7px;
  background:repeating-linear-gradient(90deg,var(--line) 0 1px,transparent 1px 16px);
  opacity:.85;pointer-events:none;
}
.ft__inner{max-width:var(--maxw);margin:0 auto;padding:56px var(--pad) 32px}
.ft__grid{
  display:grid;
  grid-template-columns:minmax(280px,1.5fr) repeat(3,minmax(140px,1fr));
  gap:44px 32px;
}
.ft__wordmark{font-size:20px;font-weight:900;letter-spacing:-.01em;color:var(--mist)}
.ft__ver{
  margin-top:8px;
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--sage);
}
.ft__tag{
  margin-top:14px;max-width:32ch;
  font-size:14px;line-height:1.7;color:var(--sage);
}
.ft__contact{margin-top:22px;display:grid;gap:10px}
.ft__row{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.ft__dt{
  flex:0 0 46px;
  font-family:var(--mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  color:rgba(157,184,173,.75);
}
.ft__dd{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-family:var(--mono);font-size:12.5px;letter-spacing:.02em;color:var(--mist);
  word-break:break-word;
}
.copy{
  padding:3px 8px;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--sage);border:1px solid var(--line);
  transition:color .16s var(--ease),border-color .16s var(--ease),background .16s var(--ease);
}
.copy:hover{color:var(--amber);border-color:var(--amber)}
.copy.is-copied{color:var(--cyan);border-color:var(--cyan);background:rgba(124,255,196,.1)}

.ft__col-title{
  padding-bottom:10px;
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--cyan);font-weight:700;
  border-bottom:1px solid rgba(42,90,73,.7);
}
.ft__links{margin-top:12px;display:grid;gap:2px}
.ft__link{
  display:inline-block;padding:5px 0;
  font-size:14.5px;color:var(--sage);
  border-bottom:1px solid transparent;
  transition:color .16s var(--ease),border-color .16s var(--ease);
}
.ft__link:hover{color:var(--cyan);border-bottom-color:var(--cyan)}

.ft__base{
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:10px 24px;
  margin-top:48px;padding-top:20px;
  border-top:1px solid rgba(42,90,73,.7);
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--sage);
}
.ft__icp{color:rgba(157,184,173,.9)}
.ft__sep{display:inline-block;width:1px;height:10px;background:var(--line);margin:0 10px;vertical-align:middle}
.ft__note{
  margin-top:16px;max-width:74ch;
  font-family:var(--sans);font-size:12.5px;line-height:1.7;letter-spacing:.02em;
  color:rgba(157,184,173,.82);
}

/* ============================================================
   08. 按钮
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 22px;
  font-size:14px;font-weight:800;letter-spacing:.04em;
  color:var(--mist);
  background:var(--panel);
  border:1px solid var(--line);
  transition:color .16s var(--ease),background .16s var(--ease),border-color .16s var(--ease),transform .16s var(--ease);
}
.btn:hover{border-color:var(--cyan);color:var(--cyan);transform:translateY(-2px)}
.btn--amber{background:var(--amber);border-color:var(--amber);color:#08251D}
.btn--amber:hover{background:#FFD478;border-color:#FFD478;color:#061C16}
.btn--line{background:transparent}
.btn--sm{padding:8px 14px;font-size:12.5px;letter-spacing:.08em}

/* ============================================================
   09. 面包屑 / 章节头 / 装饰
   ============================================================ */
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  padding:24px 0 0;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--sage);
}
.crumbs a{transition:color .16s var(--ease)}
.crumbs a:hover{color:var(--cyan)}
.crumbs__sep{color:var(--line)}
.crumbs [aria-current="page"]{color:var(--cyan)}

.sec-head{
  display:flex;align-items:baseline;flex-wrap:wrap;gap:12px 16px;
  margin-bottom:22px;
}
.sec-head__idx{
  font-family:var(--mono);font-size:12px;letter-spacing:.22em;
  color:var(--amber);
}
.sec-head__title{font-size:clamp(22px,2.6vw,32px)}
.sec-head__note{font-size:14px;color:var(--sage)}

.ruler{
  height:8px;margin:0 0 18px;
  background:repeating-linear-gradient(90deg,var(--line) 0 1px,transparent 1px 10px);
  opacity:.9;
}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 8px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--sage);border:1px solid var(--line);
}
.tag--amber{color:var(--amber);border-color:rgba(242,193,78,.5)}
.tag--cyan{color:var(--cyan);border-color:rgba(124,255,196,.5)}
.tag--coral{color:var(--coral);border-color:rgba(255,107,90,.5)}

.panel{
  padding:24px;
  background:var(--panel);
  border:1px solid var(--line);
}
.panel--wine{background:var(--wine)}
.panel--indigo{background:var(--indigo)}

/* ============================================================
   10. 正文与媒体容器
   ============================================================ */
.prose{max-width:70ch;font-size:17px;line-height:1.8;color:rgba(232,243,238,.92)}
.prose p+p{margin-top:1.05em}
.prose h2{margin:1.9em 0 .6em;font-size:clamp(21px,2.2vw,27px)}
.prose h3{margin:1.6em 0 .5em;font-size:19px}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(124,255,196,.45)}
.prose a:hover{border-bottom-color:var(--cyan)}
.prose ul{margin:1em 0;display:grid;gap:.45em}
.prose ul li{position:relative;padding-left:20px}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:7px;height:1px;background:var(--cyan);
}
.prose strong{color:var(--mist)}
.prose code{
  font-family:var(--mono);font-size:.88em;letter-spacing:.04em;
  padding:2px 6px;border:1px solid var(--line);background:rgba(16,56,44,.7);
}

.media{
  position:relative;display:block;overflow:hidden;
  border:1px solid var(--line);
  background:
    repeating-linear-gradient(135deg,rgba(42,90,73,.25) 0 1px,transparent 1px 14px),
    var(--panel);
  aspect-ratio:16/9;
}
.media--wide{aspect-ratio:21/9}
.media--tall{aspect-ratio:4/5}
.media>img,.media>video{width:100%;height:100%;object-fit:cover}
.media__cap{
  margin-top:8px;
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;
  color:var(--sage);
}

/* ============================================================
   11. 显现动画
   ============================================================ */
html.js [data-reveal]{
  opacity:0;transform:translateY(12px);
  transition:opacity .32s var(--ease),transform .32s var(--ease);
}
html.js [data-reveal].is-in{opacity:1;transform:none}

/* ============================================================
   12. 响应式
   ============================================================ */
@media (max-width:1100px){
  .nav__link{padding:10px 8px;font-size:13.5px}
  .nav__idx{display:none}
  .ft__grid{grid-template-columns:minmax(240px,1.4fr) repeat(3,minmax(120px,1fr));gap:36px 24px}
}

@media (max-width:960px){
  :root{--pad:20px}
  .hd__inner{
    grid-template-columns:1fr auto;
    grid-template-areas:
      "rail rail"
      "brand actions"
      "body body";
    column-gap:14px;
  }
  .hd__rail{font-size:10px}
  .hd__meta{font-size:10px;letter-spacing:.12em}
  .brand{padding:12px 0}
  .nav-toggle{display:flex}
  .hd__body{display:none}
  .hd[data-open] .hd__body{
    display:block;
    padding:6px 0 18px;
    border-top:1px solid rgba(42,90,73,.6);
  }
  .nav{justify-self:stretch}
  .nav__list{
    flex-direction:column;flex-wrap:nowrap;gap:0;justify-content:flex-start;
    margin-top:8px;
  }
  .nav__link{
    padding:12px 4px;
    font-size:15px;
    border-top:0;border-left:2px solid transparent;
  }
  .nav__idx{display:inline;font-size:10px}
  .nav__link:hover{border-top-color:transparent;border-left-color:var(--cyan)}
  .nav__link[aria-current="page"]{border-top-color:transparent;border-left-color:var(--cyan)}
  .hd__leagues{
    margin-top:14px;padding-top:14px;
    border-top:1px solid rgba(42,90,73,.5);
    gap:10px;
  }
  .lg{width:100%}
  .lg__btn{padding:6px 11px;font-size:12px}

  .ft__grid{grid-template-columns:1fr 1fr;gap:32px 24px}
  .ft__brand{grid-column:1/-1}
  .ft__base{margin-top:34px}
  .ft{margin-top:72px}

  .grid{grid-template-columns:1fr;gap:20px}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8,.span-12{grid-column:1/-1}
  .section{padding:48px 0}
}

@media (max-width:640px){
  body{font-size:16px}
  .hd__rail .hd__meta:last-child{display:none}
  .ft__grid{grid-template-columns:1fr}
  .ft__inner{padding:44px var(--pad) 28px}
  .ft__base{flex-direction:column;align-items:flex-start;gap:8px}
  .btn--sm{padding:8px 12px;font-size:12px}
  .panel{padding:18px}
}

/* ============================================================
   13. 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;
  }
  .hd__live{animation:none}
  .progress{transition:none}
  html.js [data-reveal]{opacity:1;transform:none}
  .btn:hover{transform:none}
}