/* ==========================================================================
   利来体育官网 · 共享样式 /assets/site.css
   奶油宣纸底 + 深棕黑正文 + 砂岩橙品牌 + 祁连雪青冷调 + 深空蓝数据区
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root{
  --cream:#FBF3E4;
  --sand:#EDE0CC;
  --sandstone:#C7561E;
  --sunset:#E9A05B;
  --tomato:#E24A2B;
  --snow:#5B7C93;
  --snow-deep:#3F5C72;
  --ink:#2B211A;
  --space:#16283C;
  --green:#3E7A4A;
  --line:#C9BCA6;

  --text:var(--ink);
  --muted:var(--snow-deep);
  --on-dark:#F3E8D6;

  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --r-pill:999px;

  --shell:1240px;
  --gutter:clamp(18px,4vw,40px);
  --shadow-soft:0 22px 44px -32px rgba(43,33,26,.55);

  --font-head:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --font-body:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  --font-mono:"IBM Plex Mono","JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,figure,blockquote,dl,dd,h1,h2,h3,h4,h5,h6,p,ul,ol{margin:0}
ul,ol{list-style:none;padding:0}
img,svg,video{display:block;max-width:100%}
button,input,textarea,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
table{border-collapse:collapse;width:100%}
a{color:inherit;text-decoration:none}
[hidden]{display:none !important}

body{
  min-height:100%;
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--cream);
  background-image:repeating-linear-gradient(112deg,rgba(199,86,30,.035) 0 1px,transparent 1px 7px);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

h1,h2,h3,h4{font-family:var(--font-head);font-weight:800;line-height:1.18;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.12}
h2{font-size:clamp(24px,2.8vw,32px)}
h3{font-size:clamp(19px,1.7vw,22px)}
h4{font-size:19px}
p{max-width:70ch}

.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:0}

:focus-visible{outline:3px solid var(--tomato);outline-offset:2px;border-radius:6px}

/* ---------- 3. 容器与分区 ---------- */
.shell,.header-shell,.footer-shell{
  width:min(var(--shell),100% - (var(--gutter) * 2));
  margin-inline:auto;
}
.section{padding-block:clamp(44px,6vw,84px)}
.section--sand{background:var(--sand)}
.section--space{background:var(--space);color:var(--on-dark)}
.section--space h1,.section--space h2,.section--space h3,.section--space h4{color:#FFF6EA}
.section--space a{color:#FFF6EA}

.block{background:var(--sand);border-radius:var(--r-lg);padding:clamp(20px,2.6vw,34px)}
.block--cream{background:var(--cream);border:1px solid var(--line)}
.block--space{background:var(--space);color:var(--on-dark)}
.block--accent{background:linear-gradient(140deg,var(--sandstone),var(--sunset));color:#FFF6EA}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font:700 12.5px/1 var(--font-body);letter-spacing:.18em;
  color:var(--sandstone);margin-bottom:12px;
}
.eyebrow::before{content:"";width:26px;height:2px;border-radius:2px;background:currentColor}

.grid{display:grid;gap:clamp(18px,2.4vw,30px)}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--split{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}
.grid--split-rev{grid-template-columns:minmax(0,4fr) minmax(0,6fr)}

.prose{max-width:68ch}
.prose p + p{margin-top:1em}
.prose ul,.prose ol{list-style:disc;padding-left:1.2em;margin-top:1em;display:grid;gap:.4em}

/* ---------- 4. 按钮与标签 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 20px;border-radius:var(--r-pill);
  font:700 14px/1.2 var(--font-body);
  border:1px solid transparent;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:var(--ink);color:var(--cream)}
.btn--primary:hover{background:#3B2C22}
.btn--accent{background:var(--sandstone);color:#FFF6EA}
.btn--accent:hover{background:#AE4818}
.btn--ghost{background:transparent;color:inherit;border-color:currentColor}
.btn--ghost:hover{background:rgba(43,33,26,.08)}
.footer-closing .btn--ghost:hover{background:rgba(255,246,234,.18)}

.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:var(--sand);color:var(--ink);
  font:700 12.5px/1.2 var(--font-body);letter-spacing:.02em;
}
.pill--live{background:var(--tomato);color:#FFF6EA}
.pill--done{background:rgba(62,122,74,.14);color:#2F6238;border:1px solid rgba(62,122,74,.42)}
.pill--snow{background:rgba(91,124,147,.16);color:var(--snow-deep)}
.tag{
  display:inline-block;padding:5px 9px;border-radius:8px;
  background:var(--ink);color:var(--cream);
  font:700 11.5px/1 var(--font-mono);letter-spacing:.06em;
}

/* ---------- 5. 跳转链接 ---------- */
.skip-link{
  position:absolute;left:14px;top:-70px;z-index:120;
  padding:12px 20px;border-radius:var(--r-pill);
  background:var(--ink);color:var(--cream);
  font:700 14px/1 var(--font-body);
  transition:top .2s ease;
}
.skip-link:focus{top:12px}

/* ---------- 6. 页头 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:var(--cream);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease;
}
.header-shell{display:flex;align-items:center;gap:clamp(10px,2vw,28px)}

.header-topbar{background:var(--sand);border-bottom:1px solid var(--line)}
.header-topbar .header-shell{
  min-height:56px;padding-block:9px;
  transition:min-height .24s ease,padding .24s ease;
}

.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:800;letter-spacing:-.01em}
.brand-mark{
  display:inline-grid;place-items:center;
  width:34px;height:34px;border-radius:12px;
  background:linear-gradient(140deg,var(--sandstone),var(--sunset));
  color:#FFF8EC;font:800 17px/1 var(--font-head);
  box-shadow:inset 0 0 0 1px rgba(43,33,26,.12);
}
.brand-name{font-size:19px;color:var(--ink);white-space:nowrap}
.brand-tag{
  padding:5px 9px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(251,243,228,.65);
  font:700 11px/1 var(--font-body);letter-spacing:.14em;color:var(--snow-deep);
  white-space:nowrap;
}

.header-motto{
  flex:1 1 auto;min-width:0;
  padding-left:16px;border-left:1px solid var(--line);
  font-size:13.5px;color:var(--snow-deep);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

.header-tools{display:flex;align-items:center;gap:10px;margin-left:auto}
.header-mail{
  padding:9px 15px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(251,243,228,.7);
  font:700 13px/1 var(--font-body);color:var(--snow-deep);
  transition:color .18s ease,border-color .18s ease;
}
.header-mail:hover{color:var(--sandstone);border-color:var(--sandstone)}
.header-cta{
  padding:11px 19px;border-radius:var(--r-pill);
  background:var(--tomato);color:#FFF6EA;
  font:700 13.5px/1 var(--font-body);letter-spacing:.02em;
  white-space:nowrap;
  box-shadow:0 12px 24px -16px rgba(226,74,43,.95);
  transition:background-color .18s ease,transform .18s ease;
}
.header-cta:hover{background:#C93A1C;transform:translateY(-1px)}

.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:9px 15px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--cream);color:var(--ink);
}
.nav-toggle-text{font:700 13px/1 var(--font-body)}
.nav-toggle-bars{position:relative;width:16px;height:2px;border-radius:2px;background:currentColor;transition:background-color .18s ease}
.nav-toggle-bars::before,.nav-toggle-bars::after{
  content:"";position:absolute;left:0;width:16px;height:2px;border-radius:2px;
  background:currentColor;transition:transform .2s ease,top .2s ease;
}
.nav-toggle-bars::before{top:-5px}
.nav-toggle-bars::after{top:5px}
[data-nav-toggle][aria-expanded="true"] .nav-toggle-bars{background:transparent}
[data-nav-toggle][aria-expanded="true"] .nav-toggle-bars::before{top:0;transform:rotate(45deg)}
[data-nav-toggle][aria-expanded="true"] .nav-toggle-bars::after{top:0;transform:rotate(-45deg)}

.header-nav{background:var(--cream)}
.header-nav .header-shell{min-height:58px;gap:20px;transition:min-height .24s ease}
.nav-primary{flex:1 1 auto;min-width:0}
.nav-list{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.nav-link{
  display:inline-block;padding:10px 15px;border-radius:var(--r-pill);
  font:700 14.5px/1.2 var(--font-body);color:var(--ink);
  transition:background-color .18s ease,color .18s ease;
}
.nav-link:hover{background:var(--sand);color:var(--sandstone)}
.nav-link[aria-current="page"]{background:var(--sandstone);color:#FFF6EA}
.header-meta{
  font:600 12.5px/1.4 var(--font-mono);letter-spacing:.02em;
  color:var(--snow-deep);white-space:nowrap;
}

/* 页头收缩态 */
.site-header[data-compact]{box-shadow:0 16px 34px -26px rgba(43,33,26,.6)}
.site-header[data-compact] .header-topbar .header-shell{min-height:44px;padding-block:4px}
.site-header[data-compact] .header-nav .header-shell{min-height:50px}
.site-header[data-compact] .header-motto,
.site-header[data-compact] .header-mail,
.site-header[data-compact] .header-meta,
.site-header[data-compact] .brand-tag{display:none}

/* 滚动进度条 */
.scroll-progress{
  position:absolute;left:0;right:0;bottom:-1px;height:3px;
  background:rgba(201,188,166,.42);overflow:hidden;
}
.scroll-progress-bar{
  display:block;width:100%;height:100%;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--sandstone),var(--sunset),var(--tomato));
}

/* ---------- 7. 页脚 ---------- */
.site-footer{
  margin-top:clamp(44px,6vw,88px);
  background:var(--space);color:var(--on-dark);
}
.footer-closing{
  background:linear-gradient(100deg,var(--sandstone),var(--sunset) 60%,var(--tomato));
  color:#FFF6EA;padding-block:clamp(20px,3vw,32px);
}
.footer-closing .footer-shell{display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;justify-content:space-between}
.footer-closing-text{font-family:var(--font-head);font-weight:800;font-size:clamp(17px,2.2vw,22px);letter-spacing:-.01em}
.footer-closing-actions{display:flex;flex-wrap:wrap;gap:10px}
.footer-closing .btn--primary{background:var(--ink);color:var(--cream)}

.footer-main{padding-block:clamp(36px,5vw,66px)}
.footer-grid{display:grid;gap:clamp(26px,3vw,46px);grid-template-columns:1.35fr .8fr .8fr 1.1fr}
.footer-brand-mark{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:800;font-size:19px;color:#FFF6EA}
.footer-summary{margin-top:12px;color:rgba(243,232,214,.78);font-size:15px;max-width:34ch}
.footer-region{margin-top:14px;font:700 12px/1.5 var(--font-mono);letter-spacing:.08em;color:var(--sunset)}
.footer-col-title{
  margin-bottom:14px;
  font:700 12.5px/1 var(--font-body);letter-spacing:.16em;
  color:var(--sunset);text-transform:uppercase;
}
.footer-list{display:grid;gap:9px}
.footer-list a{
  font-size:14.5px;color:rgba(243,232,214,.88);
  border-bottom:1px solid transparent;transition:color .18s ease,border-color .18s ease;
}
.footer-list a:hover{color:#FFF6EA;border-bottom-color:var(--sunset)}
.footer-list--plain li{font-size:14px;line-height:1.75;color:rgba(243,232,214,.82)}
.copy-btn{
  margin-left:8px;padding:6px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(243,232,214,.42);color:var(--cream);
  font:700 12px/1 var(--font-body);
  transition:background-color .18s ease,border-color .18s ease,color .18s ease;
}
.copy-btn:hover{background:var(--sandstone);border-color:var(--sandstone);color:#FFF6EA}
.copy-status{display:block;margin-top:6px;font:600 12px/1.5 var(--font-body);color:var(--sunset)}
.footer-link-cta{
  display:inline-block;margin-top:16px;padding:10px 17px;border-radius:var(--r-pill);
  border:1px solid rgba(243,232,214,.5);color:var(--cream);
  font:700 14px/1 var(--font-body);
  transition:background-color .18s ease,color .18s ease;
}
.footer-link-cta:hover{background:var(--cream);color:var(--space)}

.footer-legal{
  border-top:1px solid rgba(243,232,214,.18);
  padding-block:16px;
  font-size:12.5px;color:rgba(243,232,214,.66);
}
.footer-legal-inner{
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;
  font-family:var(--font-mono);letter-spacing:.02em;
}

/* ---------- 8. 通用内容组件 ---------- */
.breadcrumbs{margin-bottom:18px;font-size:13px;color:var(--muted)}
.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:6px}
.breadcrumbs li{display:flex;align-items:center;gap:6px}
.breadcrumbs li + li::before{content:"/";color:var(--line)}
.breadcrumbs a{border-bottom:1px solid var(--line)}
.breadcrumbs a:hover{color:var(--sandstone);border-bottom-color:var(--sandstone)}

.stat-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
  gap:1px;background:var(--line);border-radius:var(--r-md);overflow:hidden;
}
.stat{background:var(--cream);padding:18px 18px 20px}
.section--space .stat{background:var(--space)}
.stat-value{font-family:var(--font-mono);font-weight:600;font-size:clamp(24px,3vw,34px);line-height:1.1;letter-spacing:-.02em;color:var(--ink)}
.section--space .stat-value{color:#FFF6EA}
.stat-label{margin-top:6px;font:700 12px/1.4 var(--font-body);letter-spacing:.1em;color:var(--snow-deep)}
.section--space .stat-label{color:var(--sunset)}

.rail{position:relative}
.rail-track{
  display:flex;gap:clamp(14px,2vw,22px);
  overflow-x:auto;scroll-snap-type:x proximity;
  padding:4px 4px 16px;
  scrollbar-color:var(--line) transparent;
}
.rail-track > *{flex:0 0 auto;scroll-snap-align:start}
.rail-controls{display:flex;gap:8px;justify-content:flex-end;margin-bottom:10px}
.rail-btn{
  display:grid;place-items:center;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:var(--cream);color:var(--ink);
  font:700 16px/1 var(--font-body);
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.rail-btn:hover{background:var(--sandstone);border-color:var(--sandstone);color:#FFF6EA}
.rail-btn:disabled{opacity:.4;cursor:not-allowed}
.section--space .rail-btn{background:transparent;color:#FFF6EA;border-color:rgba(243,232,214,.5)}

.table-wrap{
  overflow-x:auto;border-radius:var(--r-md);
  background:var(--sand);border:1px solid var(--line);
}
table.data-table{width:100%;min-width:560px;font-size:14.5px}
.data-table th{
  position:sticky;top:0;z-index:1;
  background:var(--space);color:var(--on-dark);
  text-align:left;padding:13px 16px;
  font:700 12.5px/1.4 var(--font-body);letter-spacing:.08em;
}
.data-table td{padding:12px 16px;border-top:1px solid var(--line)}
.data-table tbody tr:nth-child(even){background:rgba(251,243,228,.55)}
.data-table th.num,.data-table td.num{font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right}

.accordion{border-top:1px solid var(--line)}
.accordion details{border-bottom:1px solid var(--line)}
.accordion summary{
  position:relative;cursor:pointer;list-style:none;
  padding:16px 38px 16px 0;
  font:700 17px/1.5 var(--font-head);color:var(--ink);
}
.accordion summary::-webkit-details-marker{display:none}
.accordion summary::after{
  content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font:400 22px/1 var(--font-mono);color:var(--sandstone);
}
.accordion details[open] summary::after{content:"–"}
.accordion .accordion-body{padding:0 0 20px;max-width:68ch}

.media-frame{
  position:relative;overflow:hidden;isolation:isolate;
  border-radius:var(--r-lg);background:var(--sand);
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(22,40,60,0) 42%,rgba(22,40,60,.58));
}
.media-frame--plain::after{display:none}
.media-frame--empty{
  background-image:repeating-linear-gradient(135deg,rgba(199,86,30,.12) 0 10px,transparent 10px 22px);
}
.media-frame--16x9{aspect-ratio:16/9}
.media-frame--4x3{aspect-ratio:4/3}
.media-frame--1x1{aspect-ratio:1/1}
.media-frame--tall{aspect-ratio:3/4}
.media-frame figcaption{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;
  color:#FFF6EA;font-size:13.5px;
}

/* ---------- 9. 滚动显现 ---------- */
.js-reveal [data-reveal]{
  opacity:0;transform:translateY(16px);
  transition:opacity .24s ease-out,transform .24s ease-out;
  transition-delay:var(--reveal-delay,0ms);
}
.js-reveal [data-reveal].is-visible{opacity:1;transform:none}

/* ---------- 10. 响应式 ---------- */
@media (max-width:1080px){
  .header-motto{display:none}
  .header-meta{display:none}
  .grid--split,.grid--split-rev{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .header-nav{
    position:absolute;left:0;right:0;top:100%;display:none;
    padding:10px 0 22px;
    background:var(--cream);
    border-bottom:1px solid var(--line);
    box-shadow:0 30px 44px -32px rgba(43,33,26,.7);
  }
  .header-nav[data-open]{display:block}
  .header-nav .header-shell{display:block;width:min(var(--shell),100% - 28px)}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .nav-link{display:block;padding:14px 16px;border-radius:16px;font-size:16px}
  .grid--2,.grid--3{grid-template-columns:minmax(0,1fr)}
  .section{padding-block:clamp(36px,7vw,56px)}
}

@media (max-width:620px){
  body{font-size:15px}
  .brand-tag{display:none}
  .header-mail{display:none}
  .header-topbar .header-shell{min-height:52px}
  .brand-name{font-size:17px}
  .header-cta{padding:10px 15px;font-size:13px}
  .footer-grid{grid-template-columns:1fr}
  .footer-closing .footer-shell{flex-direction:column;align-items:flex-start}
  .footer-closing-actions{width:100%}
  .rail-controls{justify-content:flex-start}
}

/* ---------- 11. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .js-reveal [data-reveal]{opacity:1 !important;transform:none !important;transition-delay:0ms !important}
  .btn:hover,.header-cta:hover{transform:none}
}