/* ============================================================
   海德体育官网 · 共享样式表 /assets/site.css
   视觉方向：夜间战术室 × 数据驾驶舱
   结构语言：2px 粗边框 + 硬偏移阴影 + 直角
   ============================================================ */

/* ---------- 1. 变量 ---------- */
:root{
  --ink-deep:#06182B;
  --ink-panel:#0C2A44;
  --ink-raised:#123A5C;
  --cyan:#28E0D2;
  --cyan-deep:#0FA39A;
  --orange:#FF7A33;
  --orange-deep:#C64A12;
  --pulse:#C6F04A;
  --white:#F2F6FA;
  --mist:#8FA6BC;
  --steel:#2C4A66;

  --accent:#28E0D2;
  --accent-deep:#0FA39A;

  --font-display:"Barlow Condensed","Oswald","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:"Source Han Sans SC","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:"JetBrains Mono","Roboto Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --line:2px solid var(--steel);
  --shadow-hard:6px 6px 0 rgba(44,74,102,.72);
  --shadow-soft:4px 4px 0 rgba(44,74,102,.6);
  --gutter:20px;
  --shell:1240px;
}

html[data-view="away"]{
  --accent:#FF7A33;
  --accent-deep:#C64A12;
}

/* ---------- 2. reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  min-height:100vh;
  background-color:var(--ink-deep);
  background-image:
    radial-gradient(1100px 560px at 84% -12%,rgba(18,58,92,.85),transparent 62%),
    radial-gradient(760px 420px at -8% 34%,rgba(15,163,154,.10),transparent 60%),
    linear-gradient(180deg,#06182B 0%,#06182B 58%,#04101E 100%);
  background-attachment:fixed;
  color:var(--white);
  font-family:var(--font-body);
  font-size:17px;
  font-weight:400;
  line-height:1.75;
  letter-spacing:.01em;
}
img,svg,video{max-width:100%;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0 0 1em;padding-left:1.25em;}
hr{border:0;height:2px;background:var(--steel);margin:32px 0;}
table{border-collapse:collapse;width:100%;}

/* ---------- 3. 中文排版 ---------- */
h1,h2,h3,h4,h5{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.16;
  letter-spacing:-.02em;
  margin:0 0 .5em;
  color:var(--white);
}
h1{font-size:clamp(34px,5vw,52px);}
h2{font-size:clamp(26px,3.4vw,40px);}
h3{font-size:clamp(20px,2.2vw,28px);}
h4{font-size:20px;}
p{margin:0 0 18px;}
a{color:var(--cyan);text-decoration:none;transition:color .16s ease,border-color .16s ease;}
a:hover{color:var(--white);}
strong{font-weight:500;color:var(--white);}
small{font-size:13px;}
address{font-style:normal;}
:focus-visible{outline:2px solid var(--pulse);outline-offset:2px;}
#main-content{scroll-margin-top:150px;}

/* ---------- 4. 布局容器 ---------- */
.shell{
  width:min(var(--shell),100% - (var(--gutter) * 2));
  margin-inline:auto;
}
.page-grid{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:26px;
  align-items:start;
}
.grid{display:grid;gap:24px;}
.stack{display:grid;gap:16px;align-content:start;}
.row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.divider{height:2px;background:var(--steel);margin:32px 0;border:0;}
.col-4{grid-column:span 4;}
.col-5{grid-column:span 5;}
.col-7{grid-column:span 7;}
.col-8{grid-column:span 8;}
.col-12{grid-column:span 12;}
.num{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:.01em;
  color:var(--white);
}

/* ---------- 5. 跳转链接 ---------- */
.skip-link{
  position:absolute;
  left:14px;
  top:-70px;
  z-index:200;
  padding:10px 16px;
  background:var(--pulse);
  color:var(--ink-deep);
  font-size:14px;
  font-weight:600;
  border:2px solid var(--ink-deep);
  box-shadow:var(--shadow-soft);
  transition:top .16s ease;
}
.skip-link:focus{top:12px;color:var(--ink-deep);}

/* ---------- 6. 页头 · 居中刊头 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(6,24,43,.96);
  border-bottom:var(--line);
  box-shadow:0 5px 0 rgba(44,74,102,.35);
  backdrop-filter:blur(8px);
}
.header-progress{
  position:absolute;
  left:0;right:0;top:0;
  height:2px;
  background:rgba(44,74,102,.5);
  overflow:hidden;
}
.header-progress__bar{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--cyan),var(--pulse) 70%,var(--orange));
  transition:width .12s linear;
}
.header-shell{padding:14px 0 0;}

.masthead{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);
  align-items:center;
  gap:16px;
}

/* 品牌 */
.brand{
  justify-self:center;
  display:inline-flex;
  align-items:center;
  gap:12px;
  color:var(--white);
  border:0;
}
.brand:hover{color:var(--white);}
.brand__mark{
  display:grid;
  place-items:center;
  width:44px;height:44px;
  flex:0 0 auto;
  background:var(--ink-panel);
  border:2px solid var(--cyan-deep);
  box-shadow:3px 3px 0 rgba(44,74,102,.85);
  color:var(--cyan);
  font-family:var(--font-mono);
  font-size:16px;
  font-weight:700;
  letter-spacing:.06em;
}
.brand__body{display:flex;flex-direction:column;min-width:0;}
.brand__name{
  font-family:var(--font-display);
  font-size:32px;
  font-weight:600;
  line-height:1.05;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand__sub{
  margin-top:6px;
  font-size:11px;
  letter-spacing:.26em;
  color:var(--mist);
  white-space:nowrap;
}

/* 移动端栏目按钮 */
.nav-toggle{
  justify-self:start;
  display:none;
  align-items:center;
  gap:8px;
  padding:9px 12px;
  background:var(--ink-panel);
  border:2px solid var(--steel);
  box-shadow:3px 3px 0 rgba(44,74,102,.7);
  color:var(--white);
  font-size:13px;
  letter-spacing:.08em;
  cursor:pointer;
  transition:background .16s ease,border-color .16s ease,color .16s ease;
}
.nav-toggle:hover{background:var(--ink-raised);border-color:var(--cyan-deep);color:var(--white);}
.nav-toggle[aria-expanded="true"]{border-color:var(--cyan-deep);color:var(--cyan);}
.nav-toggle__bars{display:grid;gap:3px;width:16px;}
.nav-toggle__bars i{display:block;height:2px;background:currentColor;}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2){opacity:.35;}
.nav-toggle__text{white-space:nowrap;}

/* 主客场视图开关 */
.view-switch{
  justify-self:end;
  display:inline-flex;
  align-items:center;
  gap:4px;
  padding:4px;
  background:var(--ink-panel);
  border:var(--line);
  box-shadow:3px 3px 0 rgba(44,74,102,.7);
}
.view-switch__label{
  padding:0 6px 0 8px;
  font-size:11px;
  letter-spacing:.2em;
  color:var(--mist);
}
.view-switch__btn{
  appearance:none;
  padding:6px 12px;
  border:2px solid transparent;
  background:transparent;
  color:var(--mist);
  font-size:13px;
  letter-spacing:.06em;
  cursor:pointer;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.view-switch__btn:hover{color:var(--white);}
.view-switch__btn.is-active[data-view="home"]{
  background:var(--cyan);
  border-color:var(--cyan);
  color:var(--ink-deep);
  font-weight:600;
}
.view-switch__btn.is-active[data-view="away"]{
  background:var(--orange);
  border-color:var(--orange);
  color:var(--ink-deep);
  font-weight:600;
}

/* 刊头刻度线 */
.masthead-rules{display:flex;align-items:center;gap:0;margin:14px 0 0;}
.masthead-rules__a{width:64px;height:2px;background:var(--accent);}
.masthead-rules__b{flex:1;height:2px;background:rgba(44,74,102,.8);}

/* 主导航 */
.site-nav{padding:4px 0 0;}
.site-nav__list{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:clamp(4px,2vw,28px);
  list-style:none;
  margin:0;
  padding:0;
}
.site-nav__item{position:relative;}
.site-nav__link{
  display:block;
  padding:10px 6px 13px;
  border-bottom:3px solid transparent;
  color:var(--mist);
  font-size:15px;
  letter-spacing:.04em;
  transition:color .16s ease,border-color .16s ease;
}
.site-nav__link:hover{color:var(--white);}
.site-nav__link[aria-current="page"]{
  color:var(--accent);
  border-bottom-color:var(--accent);
}

/* ---------- 7. 区块与索引组件 ---------- */
.section{margin:0 0 64px;}
.section-head{
  display:flex;
  align-items:flex-end;
  flex-wrap:wrap;
  gap:8px 16px;
  margin-bottom:26px;
  padding-bottom:14px;
  border-bottom:var(--line);
}
.section-head__no{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.14em;
  color:var(--accent);
}
.section-head__title{
  margin:0;
  font-family:var(--font-display);
  font-size:clamp(26px,3.4vw,40px);
  letter-spacing:-.02em;
}
.section-head__meta{
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}

.index-rail{
  position:sticky;
  top:140px;
  align-self:start;
  padding:10px;
  background:var(--ink-panel);
  border:var(--line);
  box-shadow:var(--shadow-soft);
}
.index-rail__list{list-style:none;margin:0;padding:0;display:grid;gap:2px;}
.index-rail__item{position:relative;}
.index-rail__link{
  display:flex;
  align-items:baseline;
  gap:10px;
  padding:10px 12px 10px 14px;
  border-left:3px solid transparent;
  color:var(--mist);
  font-size:14px;
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.index-rail__link:hover{color:var(--white);background:var(--ink-raised);}
.index-rail__link.is-current{
  color:var(--accent);
  border-left-color:var(--accent);
  background:rgba(18,58,92,.9);
}
.index-rail__no{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  opacity:.85;
}

/* ---------- 8. 面板与卡片 ---------- */
.panel{
  background:var(--ink-panel);
  border:var(--line);
  box-shadow:var(--shadow-hard);
}
.panel__head{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  padding:14px 18px;
  border-bottom:var(--line);
  font-family:var(--font-display);
  font-size:20px;
  letter-spacing:-.01em;
}
.panel__body{padding:18px;}

.card{
  position:relative;
  padding:22px;
  background:var(--ink-panel);
  border:var(--line);
  box-shadow:var(--shadow-soft);
  transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.card:hover{background:var(--ink-raised);border-color:var(--cyan-deep);}
.card[data-expanded="true"]{
  border-color:var(--accent);
  box-shadow:6px 6px 0 rgba(40,224,210,.28);
}
.card__title{
  margin:0 0 8px;
  font-family:var(--font-display);
  font-size:22px;
  letter-spacing:-.01em;
}

/* 折叠区 */
.expand{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .18s ease;
}
.expand[data-expanded="true"]{grid-template-rows:1fr;}
.expand__inner{overflow:hidden;min-height:0;}

/* ---------- 9. 状态标记与数字 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 8px;
  background:rgba(18,58,92,.65);
  border:1px solid var(--steel);
  color:var(--mist);
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.05em;
}
.tag--home{border-color:var(--cyan-deep);color:var(--cyan);}
.tag--away{border-color:var(--orange-deep);color:var(--orange);}
.tag--pulse{border-color:rgba(198,240,74,.55);color:var(--pulse);}

.stoppage{
  display:inline-flex;
  align-items:baseline;
  gap:4px;
  font-family:var(--font-mono);
  font-size:26px;
  font-weight:700;
  letter-spacing:-.02em;
  color:var(--pulse);
}
.stoppage__unit{
  font-size:12px;
  font-weight:400;
  letter-spacing:.12em;
  color:var(--mist);
}
@keyframes pulse-soft{
  0%,100%{color:var(--pulse);}
  50%{color:var(--white);}
}
.stoppage[data-pulse="true"]{animation:pulse-soft 2s ease-in-out infinite;}

/* ---------- 10. 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 20px;
  background:var(--ink-panel);
  border:2px solid var(--steel);
  box-shadow:4px 4px 0 rgba(44,74,102,.75);
  color:var(--white);
  font-size:15px;
  letter-spacing:.04em;
  cursor:pointer;
  transition:background .16s ease,border-color .16s ease,box-shadow .16s ease,color .16s ease;
}
.btn:hover{background:var(--ink-raised);border-color:var(--cyan-deep);color:var(--white);}
.btn:active{box-shadow:1px 1px 0 rgba(44,74,102,.75);}
.btn--primary{
  background:var(--cyan);
  border-color:var(--cyan);
  color:var(--ink-deep);
  font-weight:600;
  box-shadow:4px 4px 0 rgba(15,163,154,.55);
}
.btn--primary:hover{background:var(--pulse);border-color:var(--pulse);color:var(--ink-deep);}
.btn--away{
  background:transparent;
  border-color:var(--orange-deep);
  color:var(--orange);
  box-shadow:4px 4px 0 rgba(198,74,18,.42);
}
.btn--away:hover{background:rgba(255,122,51,.14);border-color:var(--orange);color:var(--orange);}
.btn--ghost{background:transparent;box-shadow:none;color:var(--mist);}
.btn--ghost:hover{color:var(--cyan);border-color:var(--cyan-deep);}
.btn--block{display:flex;width:100%;}

/* ---------- 11. 面包屑与正文容器 ---------- */
.breadcrumb{margin:0 0 22px;font-size:13px;color:var(--mist);}
.breadcrumb__list{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  list-style:none;
  margin:0;
  padding:0;
}
.breadcrumb a{color:var(--mist);}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb__sep{color:var(--steel);}
.breadcrumb [aria-current="page"]{color:var(--white);}

.prose{max-width:72ch;}
.prose p{margin:0 0 18px;}
.prose h2,.prose h3{margin-top:36px;}
.prose li{margin-bottom:8px;}
.prose blockquote{
  margin:0 0 18px;
  padding:14px 18px;
  background:var(--ink-panel);
  border-left:3px solid var(--accent);
  color:var(--mist);
}
.lede{
  max-width:64ch;
  font-size:19px;
  line-height:1.8;
  color:var(--mist);
}

/* ---------- 12. 图片容器基础规则 ---------- */
.figure{
  position:relative;
  margin:0 0 20px;
  background:var(--ink-panel);
  border:var(--line);
  box-shadow:var(--shadow-hard);
  overflow:hidden;
}
.figure__media{
  position:relative;
  aspect-ratio:16 / 9;
  background-color:#081F35;
  background-image:
    linear-gradient(rgba(44,74,102,.55) 1px,transparent 1px),
    linear-gradient(90deg,rgba(44,74,102,.55) 1px,transparent 1px);
  background-size:36px 36px;
}
.figure__media::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(circle at 50% 50%,transparent 0 26%,rgba(40,224,210,.16) 26% 27%,transparent 27%),
    linear-gradient(90deg,transparent 49.6%,rgba(40,224,210,.16) 49.6% 50.4%,transparent 50.4%);
}
.figure__media img{
  position:absolute;
  inset:0;
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
}
.figure__media--tall{aspect-ratio:4 / 5;}
.figure__media--square{aspect-ratio:1 / 1;}
.figure__caption{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  padding:12px 16px;
  border-top:var(--line);
  font-size:13px;
  color:var(--mist);
}
.figure__caption .num{color:var(--cyan);}

/* ---------- 13. 页脚 ---------- */
.site-footer{
  margin-top:76px;
  background:linear-gradient(180deg,var(--ink-deep) 0%,#04101E 100%);
  border-top:var(--line);
}
.footer-shell{padding:48px 0 28px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1.2fr 1.2fr;
  gap:36px 32px;
}
.footer-col{min-width:0;}
.footer-col__title{
  margin:0 0 14px;
  padding-bottom:10px;
  border-bottom:var(--line);
  font-family:var(--font-display);
  font-size:15px;
  font-weight:600;
  letter-spacing:.22em;
  color:var(--mist);
}
.footer-brand{
  margin:0 0 10px;
  font-family:var(--font-display);
  font-size:28px;
  letter-spacing:-.01em;
  color:var(--white);
}
.footer-tagline{margin:0 0 14px;font-size:14px;line-height:1.7;color:var(--mist);}
.footer-address{margin:0 0 12px;font-size:14px;line-height:1.7;color:var(--mist);}
.footer-icp{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--cyan-deep);
}
.footer-list{list-style:none;margin:0 0 14px;padding:0;display:grid;gap:9px;}
.footer-list a{
  color:var(--mist);
  font-size:15px;
  border-bottom:1px solid transparent;
  padding-bottom:1px;
}
.footer-list a:hover{color:var(--cyan);border-bottom-color:var(--cyan-deep);}
.footer-contact{margin:0 0 6px;font-size:13px;line-height:1.7;color:var(--mist);word-break:break-all;}
.footer-meta{margin:0;font-size:13px;line-height:1.7;color:var(--mist);}
.footer-base{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px 24px;
  margin-top:38px;
  padding-top:18px;
  border-top:var(--line);
}
.footer-base__line{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.03em;
  color:var(--mist);
}
.footer-base__line--dim{
  font-family:var(--font-body);
  color:rgba(143,166,188,.78);
}

/* ---------- 14. 响应式 ---------- */
@media (max-width:1080px){
  .footer-grid{grid-template-columns:1fr 1fr;}
  .index-rail{position:static;top:auto;}
}
@media (max-width:980px){
  .col-4,.col-5,.col-7,.col-8{grid-column:span 12;}
  .prose{max-width:none;}
}
@media (max-width:880px){
  :root{--gutter:18px;}
  .masthead{grid-template-columns:auto minmax(0,1fr) auto;}
  .nav-toggle{display:inline-flex;}
  .brand{justify-self:center;}
  .brand__mark{width:36px;height:36px;font-size:13px;}
  .brand__name{font-size:24px;}
  .brand__sub{display:none;}
  .view-switch{padding:3px;}
  .view-switch__label{display:none;}
  .site-nav{display:none;padding:8px 0 12px;}
  .site-header[data-open="true"] .site-nav{display:block;}
  .site-nav__list{
    justify-content:flex-start;
    flex-wrap:nowrap;
    gap:20px;
    overflow-x:auto;
    overflow-y:hidden;
    padding-bottom:6px;
    scrollbar-width:thin;
    scrollbar-color:var(--steel) transparent;
  }
  .site-nav__link{white-space:nowrap;padding:11px 4px;}
  .section-head__meta{margin-left:0;width:100%;}
}
@media (max-width:640px){
  :root{--gutter:16px;}
  body{font-size:16px;}
  .header-shell{padding-top:12px;}
  .masthead-rules{display:none;}
  .view-switch__btn{padding:6px 10px;font-size:12px;}
  .section{margin-bottom:48px;}
  .card{padding:18px;}
  .footer-shell{padding:36px 0 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-base{flex-direction:column;margin-top:28px;}
  .figure__caption{flex-direction:column;gap:6px;}
}

/* ---------- 15. 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;
  }
  .stoppage[data-pulse="true"]{
    animation:none;
    outline:1px dashed rgba(198,240,74,.6);
    outline-offset:3px;
  }
  .expand{transition:none;}
}