/* =========================================================
   新宝体育 · 官方中文站 — 共享站点套件
   /assets/site.css
   气质：夜间赛场指挥中心 × 数据档案室
   ========================================================= */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --ink-900:#061512;
  --ink-800:#0A211C;
  --ink-700:#10352D;
  --line:#2C4A40;
  --cyan:#4FFFE3;
  --orange:#FF6B35;
  --gold:#B88A44;
  --text:#E8F3EE;
  --muted:#A6C2B8;
  --indigo:#2B1E4A;
  --wine:#5A1F2B;
  --white:#FFFFFF;

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

  --shell:1320px;
  --gutter:clamp(16px,4vw,44px);
  --ease:170ms cubic-bezier(.32,.72,0,1);
  --shadow-hard:6px 6px 0 rgba(0,0,0,.55);
  --shadow-soft:0 18px 40px -24px rgba(0,0,0,.85);
}

/* ---------- 2. 重置 ---------- */
*,
*::before,
*::after{box-sizing:border-box;}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
}

body{
  margin:0;
  min-height:100vh;
  background:var(--ink-900);
  color:var(--text);
  font-family:var(--font-display);
  font-size:clamp(15px,.32vw + .86rem,17px);
  font-weight:400;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0;}
h1,h2,h3,h4,h5,h6{line-height:1.16;font-weight:800;letter-spacing:-.015em;}
ul,ol{margin:0;padding:0;}
img,svg,video{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
[hidden]{display:none !important;}
::selection{background:var(--cyan);color:var(--ink-900);}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}

/* ---------- 3. 基础排版工具 ---------- */
.mono{font-family:var(--font-mono);letter-spacing:.04em;}
.display{
  font-size:clamp(36px,6vw,68px);
  font-weight:900;
  letter-spacing:-.03em;
  line-height:1.02;
  color:var(--white);
}
.kicker{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--cyan);
}
.lead{
  max-width:38em;
  font-size:clamp(16px,1.1vw + .72rem,19px);
  line-height:1.85;
  color:var(--muted);
}
.rule{height:1px;border:0;background:var(--line);margin:0;}
.visually-hidden{
  position:absolute !important;
  width:1px;height:1px;
  margin:-1px;padding:0;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;
  top:-72px;left:12px;
  z-index:300;
  padding:10px 18px;
  background:var(--cyan);
  color:var(--ink-900);
  font-weight:700;
  font-size:14px;
  letter-spacing:.06em;
  border:2px solid var(--ink-900);
  transition:top var(--ease);
}
.skip-link:focus{top:12px;}

/* ---------- 4. 布局基座 ---------- */
.container{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.section{padding-block:clamp(36px,6vw,80px);}
.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:clamp(14px,2vw,26px);
}
#main-content{display:block;}

/* ---------- 5. 通用组件 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border:1px solid var(--line);
  background:var(--ink-700);
  color:var(--text);
  font-size:14.5px;
  font-weight:600;
  letter-spacing:.06em;
  transition:transform var(--ease),border-color var(--ease),color var(--ease),background var(--ease),box-shadow var(--ease);
}
.btn:hover{
  border-color:var(--cyan);
  color:var(--cyan);
  transform:translateY(-1px);
  box-shadow:var(--shadow-hard);
}
.btn--primary{
  background:var(--orange);
  border-color:var(--orange);
  color:#1B0A03;
}
.btn--primary:hover{
  background:#FF8558;
  border-color:#FF8558;
  color:#1B0A03;
}
.btn--ghost{background:transparent;}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:600;
  color:var(--cyan);
  border-bottom:1px solid transparent;
  transition:border-color var(--ease),color var(--ease);
}
.link-arrow:hover{border-bottom-color:var(--cyan);}

.card{
  position:relative;
  background:var(--ink-800);
  border:1px solid var(--line);
  padding:clamp(18px,2.4vw,26px);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card:hover{
  transform:translateY(-2px);
  border-color:var(--cyan);
  box-shadow:var(--shadow-hard);
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 9px;
  border:1px solid var(--line);
  background:var(--ink-700);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
  line-height:1.5;
}
.tag--cyan{background:var(--cyan);border-color:var(--cyan);color:var(--ink-900);}
.tag--orange{background:var(--orange);border-color:var(--orange);color:var(--ink-900);}
.tag--gold{background:transparent;border-color:var(--gold);color:var(--gold);}
.tag--wine{background:var(--wine);border-color:var(--wine);color:#F3D2D8;}

.surface-indigo{background:var(--indigo);}
.surface-wine{background:var(--wine);}

.breadcrumb{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:20px var(--gutter) 0;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.08em;
  color:var(--muted);
}
.breadcrumb ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
}
.breadcrumb a{transition:color var(--ease);}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb li::after{content:"›";margin-left:8px;color:var(--line);}
.breadcrumb li:last-child::after{content:"";}

/* 图片容器基础规则：页面阶段放置真实图片或占位 */
.figure{
  position:relative;
  margin:0;
  overflow:hidden;
  background:var(--ink-700);
  border:1px solid var(--line);
}
.figure img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.figure--ratio-16x9{aspect-ratio:16 / 9;}
.figure--ratio-4x3{aspect-ratio:4 / 3;}
.figure--ratio-1x1{aspect-ratio:1 / 1;}
.figure--ratio-3x4{aspect-ratio:3 / 4;}
.figure--pending::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(135deg,rgba(79,255,227,.10) 0 1px,transparent 1px 12px);
}
.figure figcaption{
  position:absolute;
  left:0;bottom:0;
  padding:6px 10px;
  background:rgba(6,21,18,.82);
  border-top:1px solid var(--line);
  border-right:1px solid var(--line);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.1em;
}

/* ---------- 6. 页头 ---------- */
.site-header{
  position:relative;
  z-index:40;
  background:
    radial-gradient(120% 150% at 10% -30%,rgba(79,255,227,.12),transparent 58%),
    radial-gradient(90% 130% at 92% -20%,rgba(43,30,74,.55),transparent 62%),
    linear-gradient(180deg,#081C18 0%,var(--ink-900) 94%);
  border-bottom:2px solid var(--line);
  color:var(--text);
}
.site-header::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(79,255,227,.055) 0 1px,transparent 1px 68px);
  opacity:.6;
}
.site-header > *{position:relative;z-index:1;}

.header-rail{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:9px var(--gutter);
  border-bottom:1px solid var(--line);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--muted);
}
.rail-mark{color:var(--cyan);letter-spacing:.22em;}
.rail-note{
  color:var(--muted);
  letter-spacing:.1em;
  text-transform:none;
}
.rail-cta{
  margin-left:auto;
  padding:4px 12px;
  border:1px solid var(--orange);
  color:var(--orange);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:none;
  transition:background var(--ease),color var(--ease);
}
.rail-cta:hover{background:var(--orange);color:#1B0A03;}

.nav-toggle{
  display:none;
  align-items:center;
  gap:8px;
  padding:6px 11px;
  border:1px solid var(--line);
  background:var(--ink-700);
  color:var(--text);
  transition:border-color var(--ease),color var(--ease);
}
.nav-toggle:hover,
.nav-toggle[aria-expanded="true"]{border-color:var(--cyan);color:var(--cyan);}
.nav-toggle-bars{display:grid;gap:3px;width:16px;}
.nav-toggle-bars span{display:block;height:2px;background:currentColor;}
.nav-toggle-text{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;}

.masthead{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:clamp(18px,2.6vw,30px) var(--gutter);
}
.masthead-side{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.16em;
  color:var(--muted);
  white-space:nowrap;
}
.masthead-side--end{text-align:right;}

.brand{
  display:inline-flex;
  align-items:baseline;
  gap:10px;
  justify-self:center;
  color:var(--white);
  line-height:1;
}
.brand-text{
  font-size:clamp(26px,4.4vw,44px);
  font-weight:900;
  letter-spacing:-.035em;
}
.brand-tag{
  padding:4px 8px 3px;
  background:var(--cyan);
  color:var(--ink-900);
  font-family:var(--font-mono);
  font-size:10px;
  font-weight:700;
  letter-spacing:.18em;
  transform:translateY(-.35em);
  transition:background var(--ease);
}
.brand:hover .brand-tag{background:var(--orange);}

.site-nav{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:0 var(--gutter);
  border-top:1px solid var(--line);
}
.site-nav a{
  position:relative;
  display:block;
  padding:15px clamp(10px,1.4vw,20px) 17px;
  color:var(--muted);
  font-size:clamp(14px,.5vw + .58rem,15.5px);
  font-weight:600;
  letter-spacing:.06em;
  transition:color var(--ease),background var(--ease);
}
.site-nav a::after{
  content:"";
  position:absolute;
  left:clamp(10px,1.4vw,20px);
  right:clamp(10px,1.4vw,20px);
  bottom:9px;
  height:2px;
  background:var(--cyan);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--ease),background var(--ease);
}
.site-nav a:hover,
.site-nav a:focus-visible{
  color:var(--white);
  background:rgba(79,255,227,.07);
}
.site-nav a:hover::after,
.site-nav a:focus-visible::after{transform:scaleX(1);}
.site-nav a[aria-current="page"]{
  color:var(--white);
  background:linear-gradient(180deg,rgba(255,107,53,.18),transparent);
}
.site-nav a[aria-current="page"]::after{
  transform:scaleX(1);
  background:var(--orange);
}

.league-band{
  display:flex;
  flex-wrap:nowrap;
  justify-content:center;
  gap:8px;
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:10px var(--gutter) 13px;
  overflow-x:auto;
  scrollbar-width:thin;
  scrollbar-color:var(--line) transparent;
}
.league-band::-webkit-scrollbar{height:4px;}
.league-band::-webkit-scrollbar-thumb{background:var(--line);}
.league-chip{
  flex:0 0 auto;
  padding:6px 13px;
  border:1px solid var(--line);
  background:var(--ink-800);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.12em;
  transition:color var(--ease),border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.league-chip:hover{
  border-color:var(--cyan);
  color:var(--cyan);
}
.league-chip[aria-pressed="true"]{
  background:var(--cyan);
  border-color:var(--cyan);
  color:var(--ink-900);
  box-shadow:0 0 18px rgba(79,255,227,.32);
}

/* 右侧竖排快捷标签 */
.quick-rail{
  position:fixed;
  right:0;
  top:50%;
  z-index:35;
  display:none;
  flex-direction:column;
  transform:translateY(-50%);
  background:var(--ink-700);
  border:1px solid var(--line);
  border-right:0;
  box-shadow:var(--shadow-hard);
}
.quick-rail a{
  writing-mode:vertical-rl;
  padding:14px 7px;
  border-bottom:1px solid var(--line);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.18em;
  transition:color var(--ease),background var(--ease);
}
.quick-rail a:last-child{border-bottom:0;}
.quick-rail a:hover,
.quick-rail a:focus-visible{
  background:var(--cyan);
  color:var(--ink-900);
}

/* ---------- 7. 页脚 ---------- */
.site-footer{
  position:relative;
  overflow:hidden;
  margin-top:clamp(48px,8vw,96px);
  border-top:2px solid var(--line);
  background:
    radial-gradient(90% 130% at 88% -10%,rgba(43,30,74,.8),transparent 62%),
    radial-gradient(70% 120% at 4% 110%,rgba(90,31,43,.45),transparent 60%),
    var(--ink-800);
  color:var(--text);
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(184,138,68,.07) 0 1px,transparent 1px 84px);
}
.footer-inner{
  position:relative;
  z-index:1;
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding:clamp(34px,5vw,62px) var(--gutter) 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.35fr .8fr .6fr 1.15fr;
  gap:clamp(22px,3.2vw,46px);
}
.footer-logo{
  font-size:clamp(24px,3vw,34px);
  font-weight:900;
  letter-spacing:-.03em;
  line-height:1;
  color:var(--white);
}
.footer-tagline{
  display:inline-block;
  margin-top:8px;
  padding:3px 8px 2px;
  background:var(--gold);
  color:#14100A;
  font-family:var(--font-mono);
  font-size:10px;
  font-weight:700;
  letter-spacing:.18em;
}
.footer-blurb{
  margin-top:16px;
  max-width:34em;
  color:var(--muted);
  font-size:14.5px;
  line-height:1.85;
}
.footer-title{
  margin-bottom:14px;
  color:var(--gold);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:600;
  letter-spacing:.2em;
  text-transform:uppercase;
}
.footer-list{
  display:grid;
  gap:9px;
  list-style:none;
  margin:0;
  padding:0;
}
.footer-list a{
  position:relative;
  display:inline-block;
  padding-left:14px;
  color:var(--muted);
  font-size:14.5px;
  transition:color var(--ease),transform var(--ease);
}
.footer-list a::before{
  content:"/";
  position:absolute;
  left:0;
  color:var(--line);
  transition:color var(--ease);
}
.footer-list a:hover,
.footer-list a:focus-visible{color:var(--cyan);}
.footer-list a:hover::before{color:var(--cyan);}

.footer-facts{
  display:grid;
  gap:14px;
  margin:0;
}
.footer-fact dt{
  margin-bottom:4px;
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.16em;
}
.footer-fact dd{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin:0;
  font-size:14px;
  line-height:1.65;
  color:var(--text);
}
.footer-value{
  font-family:var(--font-mono);
  font-size:13.5px;
  letter-spacing:.02em;
  word-break:break-word;
}
.footer-value--wide{
  font-family:var(--font-display);
  font-size:13.5px;
  color:var(--muted);
}
.footer-note{
  margin-top:16px;
  padding-left:10px;
  border-left:2px solid var(--line);
  color:var(--muted);
  font-size:13px;
  line-height:1.75;
}
.copy-btn{
  padding:3px 9px;
  border:1px solid var(--line);
  background:transparent;
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:10.5px;
  letter-spacing:.1em;
  white-space:nowrap;
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.copy-btn:hover,
.copy-btn:focus-visible{border-color:var(--cyan);color:var(--cyan);}
.copy-btn[data-copied="true"]{
  border-color:var(--orange);
  background:var(--orange);
  color:#1B0A03;
}

.footer-base{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px 24px;
  margin-top:clamp(26px,4vw,48px);
  padding:18px 0 28px;
  border-top:1px solid var(--line);
  color:var(--muted);
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.06em;
}
.footer-meta{margin:0;}
.to-top{
  padding:7px 13px;
  border:1px solid var(--line);
  background:var(--ink-700);
  color:var(--text);
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.to-top:hover,
.to-top:focus-visible{
  border-color:var(--cyan);
  color:var(--ink-900);
  background:var(--cyan);
}

/* ---------- 8. 筛选反馈 ---------- */
[data-league-item]:not([hidden]){
  animation:filterIn 190ms cubic-bezier(.32,.72,0,1) both;
}
@keyframes filterIn{
  from{opacity:0;transform:translateY(5px);}
  to{opacity:1;transform:none;}
}

/* ---------- 9. 响应式 ---------- */
@media (max-width:1180px){
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr;}
  .footer-contact{grid-column:1 / -1;}
}

@media (max-width:880px){
  .header-rail{
    gap:10px;
    font-size:10px;
    letter-spacing:.1em;
  }
  .rail-note{display:none;}
  .rail-cta{margin-left:auto;font-size:10px;padding:3px 9px;}
  .nav-toggle{display:inline-flex;}

  .masthead{
    grid-template-columns:1fr;
    justify-items:center;
    gap:10px;
    padding-top:16px;
    padding-bottom:18px;
  }
  .masthead-side{display:none;}
  .brand{justify-self:center;}

  [data-nav]{
    display:none;
    flex-direction:column;
    align-items:stretch;
    border-top:1px solid var(--line);
    padding:6px var(--gutter) 14px;
  }
  [data-nav][data-open="true"]{display:flex;}
  [data-nav] a{
    padding:13px 2px;
    border-bottom:1px solid rgba(44,74,64,.55);
    font-size:15.5px;
  }
  [data-nav] a::after{
    left:2px;
    right:auto;
    bottom:8px;
    width:26px;
  }

  .league-band{justify-content:flex-start;}

  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
  .footer-contact{grid-column:1 / -1;}
  .footer-base{justify-content:flex-start;}
}

@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-col{grid-column:1 / -1;}
  .footer-base{flex-direction:column;align-items:flex-start;}
  .to-top{align-self:stretch;text-align:center;}
  .display{font-size:clamp(30px,9vw,40px);}
}

@media (min-width:1440px){
  .quick-rail{display:flex;}
}

/* ---------- 10. 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;
    scroll-behavior:auto !important;
  }
  .card:hover,
  .btn:hover{transform:none;}
}