/* ============================================================
   BSPORTS赛场 · 共享外壳样式 /assets/site.css
   深墨蓝堆叠画板 · 粗描边硬阴影 · 荧光青索引 · 暖橙反馈
   ============================================================ */

:root{
  --ink:#070C18;
  --panel:#0E1830;
  --panel-2:#162340;
  --line:#25324F;
  --cyan:#00E5C4;
  --cyan-soft:#7BFFE8;
  --orange:#FF7A29;
  --amber:#FFB454;
  --text:#E6EDF8;
  --muted:#94A5C4;
  --dim:#5D6C88;

  --shadow-hard:8px 8px 0 0 rgba(2,6,14,.92);
  --shadow-hard-hover:12px 12px 0 0 rgba(2,6,14,.92);
  --shell:1240px;
  --gutter:clamp(14px,3vw,28px);
  --radius-capsule:999px;
  --radius-panel:14px;

  --font-body:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-display:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --font-num:"DIN Alternate","JetBrains Mono",Menlo,Consolas,"Courier New",monospace;

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 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,li,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,picture,video{max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
a{color:inherit}
[hidden]{display:none !important}

/* ---------- base ---------- */
body{
  min-height:100vh;
  background-color:var(--ink);
  background-image:
    radial-gradient(920px 540px at 84% -10%, rgba(0,229,196,.10), transparent 62%),
    radial-gradient(720px 460px at 4% 14%, rgba(255,122,41,.07), transparent 60%),
    repeating-linear-gradient(0deg, rgba(37,50,79,.30) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(90deg, rgba(37,50,79,.18) 0 1px, transparent 1px 72px);
  background-attachment:fixed;
  color:var(--text);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:.01em;
  overflow-x:hidden;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:900;
  line-height:1.05;
  letter-spacing:-.02em;
  color:var(--text);
}
h1{font-size:clamp(34px,5vw,58px)}
h2{font-size:clamp(26px,3.2vw,40px)}
h3{font-size:clamp(20px,2.2vw,26px)}
p{max-width:74ch}
strong{color:var(--text);font-weight:800}
::selection{background:var(--cyan);color:#04120F}

:focus-visible{outline:2px solid var(--cyan-soft);outline-offset:2px}
:focus:not(:focus-visible){outline:none}

/* ---------- 排版辅助 ---------- */
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--cyan)}
.section-title{margin-block:72px 28px}
@media (max-width:720px){.section-title{margin-block:52px 20px}}

/* ---------- 布局 ---------- */
.wrap{width:min(var(--shell),100% - (var(--gutter) * 2));margin-inline:auto}
.section{padding-block:72px 28px}
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.split-7-5{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px;align-items:start}
.split-5-7{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:32px;align-items:start}
.offset-l{padding-left:32px}
@media (max-width:900px){
  .grid-2,.grid-3,.split-7-5,.split-5-7{grid-template-columns:1fr}
  .offset-l{padding-left:0}
}

/* ---------- 画板 / 资料卡 ---------- */
.panel{
  position:relative;
  border:2px solid var(--line);
  border-radius:var(--radius-panel);
  background:var(--panel);
  box-shadow:var(--shadow-hard);
  padding:clamp(20px,3vw,40px);
  margin-bottom:32px;
}
.panel-index{
  position:absolute;top:-2px;right:18px;
  padding:4px 12px;
  border:2px solid var(--line);border-bottom:none;border-radius:0 0 8px 8px;
  background:var(--panel-2);color:var(--cyan);
  font-family:var(--font-num);font-size:13px;letter-spacing:.12em;
}
.card{
  position:relative;
  border:2px solid var(--line);
  border-radius:var(--radius-panel);
  background:var(--panel);
  box-shadow:var(--shadow-hard);
  padding:22px;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.card:hover,.card:focus-within{
  transform:translateY(-2px);
  border-color:var(--cyan);
  box-shadow:var(--shadow-hard-hover);
}

/* ---------- 图像容器基础（页面阶段放图） ---------- */
.media{
  position:relative;display:block;overflow:hidden;
  border:2px solid var(--line);
  border-radius:var(--radius-panel);
  background:linear-gradient(140deg,var(--panel-2),var(--panel));
  box-shadow:var(--shadow-hard);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);
}
.media > img,.media > svg,.media > picture,.media > video{
  display:block;width:100%;height:100%;object-fit:cover;
}
.media--16x9{aspect-ratio:16/9}
.media--4x5{aspect-ratio:4/5}
.media--1x1{aspect-ratio:1/1}
.media--wide{aspect-ratio:21/9}
.media--ph::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(135deg,rgba(37,50,79,.55) 0 2px,transparent 2px 12px);
}
.card:hover .media,.media:hover{border-color:var(--cyan);box-shadow:var(--shadow-hard-hover)}
.media-caption{margin-top:12px;font-size:14px;line-height:1.7;color:var(--muted)}

/* ---------- 按钮 / 标签 / 筛选片 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  padding:12px 22px;
  border:2px solid var(--line);border-radius:var(--radius-capsule);
  background:var(--panel-2);color:var(--text);
  font-size:15px;font-weight:800;letter-spacing:.02em;text-decoration:none;cursor:pointer;
  box-shadow:4px 4px 0 0 var(--line);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease),color .18s var(--ease);
}
.btn:hover{transform:translate(-2px,-2px);border-color:var(--cyan);color:var(--cyan-soft);box-shadow:6px 6px 0 0 var(--line)}
.btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 0 var(--line)}
.btn-primary{background:var(--cyan);border-color:var(--cyan);color:#04120F;box-shadow:4px 4px 0 0 rgba(0,229,196,.26)}
.btn-primary:hover{background:var(--cyan-soft);border-color:var(--cyan-soft);color:#04120F;box-shadow:6px 6px 0 0 rgba(0,229,196,.28)}
.btn-orange{background:var(--orange);border-color:var(--orange);color:#1A0A00;box-shadow:4px 4px 0 0 rgba(255,122,41,.26)}
.btn-orange:hover{background:var(--amber);border-color:var(--amber);color:#1A0A00}
.btn-ghost{background:transparent}
.btn-compact{padding:9px 16px;font-size:14px}

.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border:2px solid var(--line);border-radius:var(--radius-capsule);
  background:var(--panel);color:var(--muted);
  font-size:14px;font-weight:700;cursor:pointer;text-decoration:none;
  transition:transform .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
}
.chip:hover{transform:translateY(-2px);border-color:var(--cyan);color:var(--cyan-soft)}
.chip[aria-pressed="true"]{background:rgba(0,229,196,.12);border-color:var(--cyan);color:var(--cyan-soft)}
.chip .num{color:var(--amber)}

.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border:2px solid var(--line);border-radius:var(--radius-capsule);
  background:var(--panel-2);color:var(--muted);
  font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
}
.tag--cyan{color:var(--cyan);border-color:rgba(0,229,196,.5);background:rgba(0,229,196,.08)}
.tag--amber{color:var(--amber);border-color:rgba(255,180,84,.45);background:rgba(255,180,84,.07)}
.tag--orange{color:var(--orange);border-color:rgba(255,122,41,.5);background:rgba(255,122,41,.08)}

/* ---------- 数据块 ---------- */
.stat-value{
  display:block;
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:clamp(38px,6vw,64px);line-height:1;letter-spacing:-.03em;
  color:var(--cyan);
}
.stat-label{margin-top:6px;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* ---------- 面包屑 ---------- */
.crumbs{margin:26px 0 10px}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:0 10px;font-size:13px;letter-spacing:.06em;color:var(--muted)}
.crumbs li{display:inline-flex;align-items:center}
.crumbs li + li::before{content:"/";margin-right:10px;color:var(--dim)}
.crumbs a{text-decoration:none;border-bottom:1px solid transparent;transition:color .18s var(--ease),border-color .18s var(--ease)}
.crumbs a:hover{color:var(--cyan);border-bottom-color:var(--cyan)}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;left:16px;top:-64px;z-index:220;
  padding:10px 18px;
  border:2px solid var(--cyan);border-radius:var(--radius-capsule);
  background:var(--ink);color:var(--cyan);
  font-size:14px;font-weight:800;text-decoration:none;
  transition:top .18s var(--ease);
}
.skip-link:focus{top:14px}

/* ============================================================
   HEADER · 悬浮胶囊导航
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:120;
  padding:14px 0 0;
  background:linear-gradient(180deg,rgba(7,12,24,.96) 0%,rgba(7,12,24,.72) 62%,rgba(7,12,24,0) 100%);
}
.scroll-progress{
  position:fixed;top:0;left:0;right:0;height:3px;
  background:rgba(37,50,79,.5);z-index:200;pointer-events:none;
}
.scroll-progress-bar{
  display:block;height:100%;width:0;
  background:linear-gradient(90deg,var(--cyan) 0%,var(--cyan-soft) 100%);
}
.header-inner{
  display:flex;align-items:center;gap:16px;
  width:min(var(--shell),100% - (var(--gutter) * 2));
  margin-inline:auto;
  padding:10px 14px 10px 18px;
  border:2px solid var(--line);border-radius:var(--radius-capsule);
  background:rgba(14,24,48,.92);
  box-shadow:0 6px 0 0 rgba(2,6,14,.6),inset 0 0 0 1px rgba(0,229,196,.06);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:padding .18s var(--ease),box-shadow .18s var(--ease);
}

/* 品牌 */
.brand{
  display:inline-flex;align-items:center;gap:12px;
  text-decoration:none;flex:0 0 auto;
}
.brand-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;color:var(--cyan);
  border:2px solid var(--line);border-radius:12px;
  background:var(--panel-2);
  transition:border-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease);
}
.brand:hover .brand-badge{border-color:var(--cyan);color:var(--cyan-soft);box-shadow:4px 4px 0 0 rgba(0,229,196,.2)}
.brand-lockup{display:flex;flex-direction:column;line-height:1.1}
.brand-name{
  font-family:var(--font-num);font-size:19px;font-weight:800;
  letter-spacing:.02em;color:var(--text);white-space:nowrap;
}
.brand-name-cn{font-family:var(--font-display);margin-left:6px;color:var(--cyan);font-size:18px}
.brand-sub{
  margin-top:2px;font-size:11.5px;letter-spacing:.08em;color:var(--dim);
  white-space:nowrap;transition:opacity .18s var(--ease);
}

/* 导航胶囊 */
.nav-capsule{display:flex;justify-content:center;flex:1 1 auto;min-width:0}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-link{
  display:block;padding:9px 15px;
  border:2px solid transparent;border-radius:var(--radius-capsule);
  color:var(--muted);font-size:14.5px;font-weight:700;letter-spacing:.02em;
  text-decoration:none;white-space:nowrap;
  transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.nav-link:hover{color:var(--text);background:var(--panel-2);border-color:var(--line);transform:translateY(-2px)}
.nav-link[aria-current="page"]{background:var(--cyan);border-color:var(--cyan);color:#04120F}
.nav-link[aria-current="page"]:hover{background:var(--cyan-soft);border-color:var(--cyan-soft);color:#04120F}

/* 工具区 */
.header-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.tl-toggle{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 15px;
  border:2px solid var(--line);border-radius:var(--radius-capsule);
  background:transparent;color:var(--muted);
  font-size:13.5px;font-weight:700;letter-spacing:.04em;cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);
}
.tl-toggle:hover{color:var(--cyan);border-color:var(--cyan)}
.tl-toggle[aria-expanded="true"]{background:rgba(0,229,196,.10);border-color:var(--cyan);color:var(--cyan-soft)}
.tl-toggle-dot{
  width:8px;height:8px;border-radius:50%;background:var(--orange);
  box-shadow:0 0 0 3px rgba(255,122,41,.18);
}
.header-cta{white-space:nowrap}

/* 移动导航按钮 */
.nav-toggle{
  display:none;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  width:44px;height:44px;
  border:2px solid var(--line);border-radius:var(--radius-capsule);
  background:var(--panel-2);cursor:pointer;
  transition:border-color .18s var(--ease),background-color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--cyan)}
.nav-toggle-bar{
  display:block;width:18px;height:2px;background:var(--text);
  transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 赛季时间轴面板 */
.timeline-panel{
  position:absolute;left:var(--gutter);right:var(--gutter);top:calc(100% + 4px);
  border:2px solid var(--line);border-radius:18px;
  background:rgba(14,24,48,.98);
  box-shadow:var(--shadow-hard);
  padding:16px;
  animation:panel-in .22s var(--ease) both;
}
@keyframes panel-in{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.timeline-caption{
  margin:0 0 12px;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);
}
.timeline-rail{display:flex;gap:12px;overflow-x:auto;padding-bottom:6px;scrollbar-width:thin}
.timeline-tick{
  flex:0 0 auto;min-width:168px;
  display:flex;flex-direction:column;gap:4px;
  padding:12px 14px;
  border:2px solid var(--line);border-radius:12px;
  background:var(--panel-2);text-decoration:none;
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.timeline-tick:hover{transform:translateY(-2px);border-color:var(--cyan);box-shadow:6px 6px 0 0 rgba(0,229,196,.18)}
.tick-idx{font-size:13px;letter-spacing:.12em;color:var(--amber)}
.tick-label{font-size:15px;font-weight:800;color:var(--text);letter-spacing:-.01em}
.tick-meta{font-size:12.5px;color:var(--muted);letter-spacing:.04em}

/* header 紧凑态 */
.site-header.is-compact .header-inner{padding:6px 10px 6px 14px;box-shadow:0 4px 0 0 rgba(2,6,14,.6)}
.site-header.is-compact .brand-badge{width:36px;height:36px}
.site-header.is-compact .brand-sub{opacity:0}
.site-header.is-compact .nav-link{padding:7px 12px;font-size:13.5px}
.site-header.is-compact .tl-toggle{padding:7px 12px}

/* ============================================================
   FOOTER · 档案底座
   ============================================================ */
.site-footer{
  margin-top:110px;
  border-top:2px solid var(--line);
  background:linear-gradient(180deg,var(--panel) 0%,var(--ink) 66%);
}
.footer-panel{
  width:min(var(--shell),100% - (var(--gutter) * 2));
  margin-inline:auto;
  padding:56px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:36px;
}
.footer-brand-name{
  font-family:var(--font-num);font-size:26px;font-weight:800;
  letter-spacing:-.01em;color:var(--text);
}
.footer-brand-sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:34ch}
.footer-stat{
  margin-top:16px;font-size:14px;color:var(--muted);letter-spacing:.02em;
  max-width:44ch;
}
.footer-stat .num{color:var(--cyan);font-weight:700}
.footer-col-title{
  font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);margin-bottom:14px;
}
.footer-links li + li{margin-top:9px}
.footer-links a{
  font-size:15px;color:var(--muted);text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.footer-links a:hover{color:var(--cyan);border-bottom-color:var(--cyan)}

.footer-contact{
  margin-top:46px;
  display:flex;flex-wrap:wrap;gap:10px 34px;
  padding:18px 22px;
  border:2px solid var(--line);border-radius:var(--radius-panel);
  background:var(--panel-2);
  box-shadow:6px 6px 0 0 rgba(2,6,14,.7);
  font-size:14.5px;color:var(--muted);
}
.footer-contact-item{display:inline-flex;gap:8px;flex-wrap:wrap}
.footer-contact-item strong{color:var(--cyan);font-weight:800;letter-spacing:.04em}

.footer-base{
  margin-top:26px;padding-top:18px;
  border-top:1px dashed var(--line);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 24px;
  font-size:13px;color:var(--dim);letter-spacing:.02em;
}
.footer-legal,.footer-year{margin:0;max-width:none}
.to-top{
  padding:8px 16px;
  border:2px solid var(--line);border-radius:var(--radius-capsule);
  background:transparent;color:var(--muted);
  font-size:13px;font-weight:800;letter-spacing:.06em;cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.to-top:hover{color:var(--cyan);border-color:var(--cyan);transform:translate(-2px,-2px);box-shadow:4px 4px 0 0 var(--line)}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width:1180px){
  .nav-link{padding:8px 11px;font-size:13.5px}
  .brand-sub{display:none}
  .tl-toggle-text{display:none}
  .tl-toggle{padding:9px 12px}
}

@media (max-width:1080px){
  .nav-capsule{
    position:absolute;
    left:var(--gutter);right:var(--gutter);top:calc(100% + 6px);
    display:none;
    flex-direction:column;
    max-height:min(72vh,540px);overflow:auto;
    padding:12px;
    border:2px solid var(--line);border-radius:18px;
    background:rgba(14,24,48,.99);
    box-shadow:var(--shadow-hard);
  }
  .nav-capsule[data-open]{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:6px;width:100%}
  .nav-link{
    padding:13px 16px;font-size:16px;border-radius:12px;
    background:var(--panel-2);border-color:var(--line);color:var(--text);
  }
  .nav-link:hover{transform:none;border-color:var(--cyan);color:var(--cyan-soft)}
  .nav-link[aria-current="page"]{background:var(--cyan);border-color:var(--cyan);color:#04120F}
  .nav-toggle{display:inline-flex}
  .header-inner{padding:8px 10px 8px 14px}
}

@media (max-width:860px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .footer-brand{grid-column:1 / -1}
  .footer-panel{padding:44px 0 26px}
  .site-footer{margin-top:80px}
  .footer-contact{gap:10px 22px;padding:16px 18px}
}

@media (max-width:720px){
  body{font-size:16px;line-height:1.8}
  .header-cta{display:none}
  .header-inner{gap:10px}
  .brand-badge{width:38px;height:38px}
  .brand-name{font-size:17px}
  .brand-name-cn{font-size:16px}
  .section{padding-block:52px 22px}
  .panel{padding:20px 18px}
}

@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr}
  .footer-base{justify-content:flex-start}
  .timeline-tick{min-width:150px}
}

/* ============================================================
   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,.card:focus-within,
  .media:hover,.card:hover .media,
  .chip:hover,.btn:hover,.timeline-tick:hover,.nav-link:hover,.to-top:hover{
    transform:none;
  }
}