/* =========================================================
   乐竞赛事 hometeam-lejing.com.cn
   共享样式 /assets/site.css
   夜赛深底 + 蓝图网格 + 赛事仪表盘
   ========================================================= */

:root{
  --ink:#071722;
  --ink-2:#0A2231;
  --ice:#0B6E8A;
  --ice-light:#1E93B0;
  --teal:#00D1C1;
  --orange:#FF6A2B;
  --orange-lift:#FF8347;
  --amber:#FFB020;
  --snow:#F4F9FF;
  --line:#14435A;
  --paper:#F7EFE2;
  --ink-paper:#0A1016;
  --red:#FF3D57;
  --muted:#8FA9B8;
  --paper-muted:#5C6B76;

  --shell:1280px;
  --gutter:clamp(1rem,4vw,2.5rem);

  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"Roboto Mono","DIN Next","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;

  --step-1:0.72rem;
  --step-2:0.82rem;
  --step-3:0.94rem;
  --step-4:1.06rem;
  --step-5:clamp(1.3rem,2.4vw,1.8rem);
  --step-6:clamp(1.7rem,3.4vw,2.5rem);
  --step-7:clamp(2.3rem,5.4vw,3.6rem);
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--snow);
  background-color:var(--ink);
  background-image:
    linear-gradient(to right,rgba(20,67,90,.42) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(20,67,90,.42) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote,dl,dd{margin:0;}
h1,h2,h3,h4{line-height:1.18;font-weight:800;letter-spacing:-0.01em;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--teal);text-decoration:none;}
a:hover{text-decoration:underline;text-underline-offset:3px;}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;}
strong{font-weight:700;}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;}

img,svg,video{display:block;max-width:100%;height:auto;}

/* ---------- 排版工具 ---------- */
.eyebrow{
  font-size:var(--step-1);
  letter-spacing:.24em;
  color:var(--ice-light);
  text-transform:uppercase;
}
.mono{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum" 1;
}
.prose{
  max-width:38rem;
  font-size:var(--step-4);
  line-height:1.8;
  color:var(--snow);
}
.prose p + p{margin-top:1rem;}
.section--paper .prose{color:var(--ink-paper);}

/* ---------- 布局容器 ---------- */
.shell{
  width:100%;
  max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.shell--narrow{max-width:960px;}

.section{padding-block:clamp(2.5rem,6vw,5rem);}
.section--ink2{background:var(--ink-2);}
.section--ice{background:var(--ice);}
.section--paper{background:var(--paper);color:var(--ink-paper);}

.panel{
  background:rgba(10,34,49,.62);
  border:1px solid var(--line);
  padding:clamp(1rem,2.5vw,1.75rem);
}

/* ---------- 网格工具 ---------- */
.grid-12{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:1.25rem;}
.grid-auto{display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));}

/* ---------- 图片容器基础规则 ---------- */
.media-frame{
  position:relative;
  overflow:hidden;
  background:linear-gradient(135deg,#0C2B3D,#071722);
  border:1px solid var(--line);
  box-shadow:6px 6px 0 rgba(0,0,0,.42);
}
.media-frame img,
.media-frame picture > img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.media-frame--wide{aspect-ratio:16/9;}
.media-frame--std{aspect-ratio:4/3;}
.media-frame--square{aspect-ratio:1/1;}
.media-frame--tall{aspect-ratio:3/4;}
.media-frame--phone{aspect-ratio:9/19;}
.media-frame__tag{
  position:absolute;
  left:0;
  top:0;
  z-index:2;
  padding:.22rem .6rem;
  background:var(--orange);
  color:#08131C;
  font-size:var(--step-1);
  font-weight:800;
  letter-spacing:.16em;
}
.media-frame__cap{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  z-index:2;
  padding:1.6rem .9rem .7rem;
  background:linear-gradient(0deg,rgba(7,23,34,.94),rgba(7,23,34,0));
  color:var(--snow);
  font-size:var(--step-2);
  letter-spacing:.06em;
}
.media-frame__ph{
  position:absolute;
  inset:0;
  display:grid;
  place-items:center;
  color:var(--ice-light);
  font-size:var(--step-1);
  letter-spacing:.22em;
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  padding-block:1.1rem .4rem;
  font-size:var(--step-1);
  letter-spacing:.12em;
}
.breadcrumb ol{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:.5rem;
  color:var(--ice-light);
}
.breadcrumb li{display:inline-flex;align-items:center;gap:.5rem;}
.breadcrumb li + li::before{
  content:"/";
  color:var(--line);
  font-family:var(--font-mono);
}
.breadcrumb a{color:var(--ice-light);}
.breadcrumb a:hover{color:var(--teal);}
.breadcrumb [aria-current="page"]{color:var(--snow);}
.section--paper .breadcrumb a,
.section--paper .breadcrumb li{color:var(--ice);}
.section--paper .breadcrumb [aria-current="page"]{color:var(--ink-paper);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  padding:.7rem 1.35rem;
  border:2px solid transparent;
  font-size:var(--step-3);
  font-weight:700;
  letter-spacing:.1em;
  line-height:1.2;
  text-decoration:none;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-2px);}
.btn--primary{background:var(--orange);color:#08131C;border-color:var(--orange);}
.btn--primary:hover{background:var(--orange-lift);border-color:var(--orange-lift);color:#08131C;}
.btn--teal{background:transparent;color:var(--teal);border-color:var(--teal);}
.btn--teal:hover{background:var(--teal);color:var(--ink);}
.btn--ghost{background:transparent;color:var(--snow);border-color:var(--line);}
.btn--ghost:hover{border-color:var(--teal);color:var(--teal);}
.btn--paper{background:var(--ink-paper);color:var(--paper);border-color:var(--ink-paper);}
.btn--paper:hover{background:var(--orange);border-color:var(--orange);color:#08131C;}

/* ---------- 跳转链 ---------- */
.skip-link{
  position:absolute;
  left:var(--gutter);
  top:-120px;
  z-index:400;
  padding:.72rem 1.15rem;
  background:var(--teal);
  color:#08131C;
  font-size:var(--step-3);
  font-weight:800;
  letter-spacing:.1em;
  border:2px solid var(--ink);
  transition:top .16s ease;
}
.skip-link:focus{top:.75rem;text-decoration:none;}

/* =========================================================
   页头
   ========================================================= */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:var(--ink);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 0 rgba(0,0,0,.4);
}

/* 上层品牌条 */
.header-brandbar{
  background:var(--ink);
  border-bottom:1px solid var(--line);
  transition:background-color .25s ease;
}
.brandbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:.6rem 1.25rem;
  padding-block:.55rem;
}
.brand{display:flex;align-items:center;gap:.65rem;min-width:0;}
.brand-badge{
  display:grid;
  place-items:center;
  flex:none;
  width:2.1rem;
  height:2.1rem;
  background:var(--ice);
  border:2px solid var(--teal);
  color:var(--snow);
  font-size:var(--step-1);
  font-weight:800;
  letter-spacing:.02em;
  line-height:1;
}
.brand-text{display:flex;flex-direction:column;min-width:0;}
.brand-name{
  font-size:var(--step-4);
  font-weight:800;
  letter-spacing:.16em;
  color:var(--snow);
  line-height:1.3;
}
.brand-tag{
  font-size:var(--step-1);
  letter-spacing:.12em;
  color:var(--ice-light);
  line-height:1.5;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.brand-meta{
  display:flex;
  align-items:baseline;
  flex-wrap:wrap;
  gap:.35rem 1.1rem;
  justify-content:flex-end;
}
.meta-item{display:inline-flex;align-items:baseline;gap:.4rem;}
.meta-key{font-size:var(--step-1);letter-spacing:.18em;color:var(--ice-light);}
.meta-val{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:var(--step-2);
  letter-spacing:.04em;
  color:var(--snow);
}

/* 下层栏目条 */
.header-navbar{background:var(--ink);}
.navbar-inner{
  position:relative;
  display:flex;
  align-items:center;
  gap:.75rem;
  padding-block:.55rem;
  transition:padding .25s ease;
}

.primary-nav{margin:0;}
.nav-list{display:flex;align-items:center;gap:.15rem;}
.nav-list a{
  position:relative;
  display:block;
  padding:.6rem .85rem;
  color:var(--snow);
  font-size:var(--step-3);
  font-weight:600;
  letter-spacing:.1em;
  text-decoration:none;
  transition:color .18s ease,background-color .18s ease;
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:.85rem;
  right:.85rem;
  bottom:.35rem;
  height:2px;
  background:var(--teal);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .2s ease;
}
.nav-list a:hover{
  color:var(--teal);
  background:rgba(30,147,176,.14);
  text-decoration:none;
}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a[aria-current="page"]{color:var(--teal);}
.nav-list a[aria-current="page"]::after{
  transform:scaleX(1);
  background:var(--orange);
}

/* 主队快捷条 */
.quickbar{
  display:flex;
  align-items:center;
  gap:.45rem;
  margin-inline-start:auto;
  padding:.3rem .3rem .3rem .75rem;
  border:1px solid var(--line);
  background:linear-gradient(90deg,rgba(11,110,138,.3),rgba(7,23,34,0));
}
.quickbar-label{
  font-size:var(--step-1);
  letter-spacing:.18em;
  color:var(--ice-light);
  white-space:nowrap;
}
.quickbar-chip{
  display:inline-flex;
  align-items:center;
  gap:.35rem;
  padding:.2rem .55rem;
  border:1px solid var(--line);
  background:rgba(0,209,193,.08);
  color:var(--snow);
  font-size:var(--step-2);
  letter-spacing:.08em;
  white-space:nowrap;
}
.chip-dot{
  width:.42rem;
  height:.42rem;
  flex:none;
  background:var(--teal);
  border-radius:50%;
}
.quickbar-link{
  display:inline-flex;
  align-items:center;
  padding:.3rem .7rem;
  background:var(--orange);
  border:1px solid var(--orange);
  color:#08131C;
  font-size:var(--step-2);
  font-weight:800;
  letter-spacing:.1em;
  white-space:nowrap;
  text-decoration:none;
  transition:background-color .18s ease,color .18s ease;
}
.quickbar-link:hover{background:transparent;color:var(--orange);text-decoration:none;}

/* 移动端开关 */
.nav-toggle{
  display:none;
  align-items:center;
  gap:.5rem;
  flex:none;
  padding:.5rem .7rem;
  border:1px solid var(--line);
  color:var(--snow);
  font-size:var(--step-2);
  letter-spacing:.16em;
  transition:border-color .18s ease,color .18s ease;
}
.nav-toggle:hover{border-color:var(--teal);color:var(--teal);}
.nav-toggle-bars{display:grid;gap:3px;width:18px;}
.nav-toggle-bars span{display:block;height:2px;background:var(--teal);}
.nav-toggle-text{line-height:1;}

/* 滚动后展开的市州开赛轴 */
.header-timeline{
  max-height:0;
  overflow:hidden;
  opacity:0;
  visibility:hidden;
  border-top:1px solid transparent;
  background:linear-gradient(180deg,rgba(11,110,138,.2),rgba(7,23,34,0));
  transition:max-height .3s ease,opacity .22s ease,visibility 0s linear .3s,border-color .22s ease;
}
.site-header[data-stuck="true"] .header-timeline{
  max-height:3.8rem;
  opacity:1;
  visibility:visible;
  border-top-color:var(--line);
  transition:max-height .3s ease,opacity .3s ease .04s,visibility 0s,border-color .3s ease;
}
.site-header[data-stuck="true"] .header-brandbar{border-bottom-color:rgba(20,67,90,.5);}
.site-header[data-stuck="true"] .navbar-inner{padding-block:.35rem;}

.timeline-rail{
  display:flex;
  align-items:center;
  gap:1rem;
  padding-block:.6rem;
  overflow:hidden;
}
.timeline-caption{
  flex:none;
  font-size:var(--step-1);
  letter-spacing:.2em;
  color:var(--ice-light);
  white-space:nowrap;
}
.timeline-ticks{
  display:flex;
  align-items:center;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.timeline-ticks::-webkit-scrollbar{display:none;}
.timeline-ticks li{
  display:flex;
  align-items:baseline;
  gap:.4rem;
  padding:.15rem .95rem;
  border-left:1px solid var(--line);
  white-space:nowrap;
}
.timeline-ticks li:first-child{border-left-color:var(--teal);}
.tick-city{
  font-size:var(--step-2);
  font-weight:700;
  letter-spacing:.08em;
  color:var(--snow);
}
.tick-time{
  font-family:var(--font-mono);
  font-variant-numeric:tabular-nums;
  font-size:var(--step-2);
  color:var(--teal);
}

/* 滚动进度线 */
.scroll-progress{
  position:absolute;
  left:0;
  bottom:-1px;
  z-index:5;
  display:block;
  width:0;
  height:2px;
  background:linear-gradient(90deg,var(--ice),var(--teal),var(--orange));
  pointer-events:none;
}

/* =========================================================
   页脚（暖纸色材质切换）
   ========================================================= */
.site-footer{
  background:var(--paper);
  color:var(--ink-paper);
  border-top:4px solid var(--orange);
  padding-top:clamp(2rem,5vw,3.5rem);
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,.85fr));
  gap:clamp(1.5rem,3.5vw,3rem);
  padding-bottom:clamp(1.5rem,4vw,2.5rem);
  border-bottom:2px solid var(--ink-paper);
}
.footer-col{min-width:0;}
.footer-brand{
  font-size:clamp(1.5rem,3vw,2.1rem);
  font-weight:800;
  letter-spacing:.08em;
  line-height:1.15;
  color:var(--ink-paper);
}
.footer-tagline{
  margin-top:.7rem;
  max-width:30ch;
  font-size:var(--step-3);
  line-height:1.8;
  color:#2A3B48;
}
.footer-replay{
  margin-top:1rem;
  font-size:var(--step-2);
  letter-spacing:.04em;
  color:var(--paper-muted);
}
.footer-replay a{
  color:var(--ice);
  font-weight:700;
  border-bottom:2px solid var(--orange);
  padding-bottom:1px;
}
.footer-replay a:hover{color:var(--orange);text-decoration:none;}
.footer-heading{
  margin-bottom:.9rem;
  font-size:var(--step-1);
  font-weight:700;
  letter-spacing:.22em;
  color:var(--paper-muted);
}
.footer-list{display:grid;gap:.5rem;}
.footer-list a{
  color:var(--ink-paper);
  font-size:var(--step-3);
  letter-spacing:.04em;
  text-decoration:none;
  transition:color .18s ease;
}
.footer-list a:hover{color:var(--orange);text-decoration:underline;text-underline-offset:3px;}
.footer-list--plain{gap:.85rem;}
.footer-list--plain li{display:grid;gap:.1rem;}
.footer-key{
  font-size:var(--step-1);
  letter-spacing:.2em;
  color:var(--paper-muted);
}
.footer-val{
  font-size:var(--step-3);
  color:var(--ink-paper);
  word-break:break-word;
}
.footer-base{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.5rem 1.5rem;
  padding-block:1.1rem 1.4rem;
  font-size:var(--step-2);
  letter-spacing:.08em;
  color:var(--paper-muted);
}
.footer-icp{font-family:var(--font-mono);font-variant-numeric:tabular-nums;}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1080px){
  .nav-list a{padding:.6rem .6rem;letter-spacing:.06em;}
  .quickbar-label{display:none;}
}

@media (max-width:900px){
  .nav-toggle{display:inline-flex;}
  .primary-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    margin:0;
    display:none;
    z-index:90;
    padding:.4rem var(--gutter) 1rem;
    background:var(--ink);
    border:1px solid var(--line);
    border-top:2px solid var(--teal);
    box-shadow:0 14px 0 rgba(0,0,0,.42);
  }
  .primary-nav[data-open="true"]{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list a{
    padding:.85rem .15rem;
    font-size:1rem;
    border-bottom:1px solid var(--line);
  }
  .nav-list a::after{display:none;}
  .nav-list a:hover{background:rgba(0,209,193,.1);}
  .footer-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);}
  .footer-col--brand{grid-column:1 / -1;}
}

@media (max-width:760px){
  .brand-tag{display:none;}
  .brand-meta{justify-content:flex-start;}
  .timeline-caption{display:none;}
}

@media (max-width:600px){
  .quickbar{padding-left:.4rem;}
  .quickbar-chip--secondary{display:none;}
  .quickbar-link{padding:.28rem .55rem;letter-spacing:.06em;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-col--brand{grid-column:auto;}
  .site-footer{border-top-width:3px;}
}

@media (max-width:420px){
  .brand-badge{width:1.85rem;height:1.85rem;font-size:.66rem;}
  .brand-name{letter-spacing:.1em;}
  .meta-val{font-size:.72rem;}
}

/* =========================================================
   降级动效
   ========================================================= */
@media (prefers-reduced-motion:reduce){
  *,
  *::before,
  *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
    scroll-behavior:auto !important;
  }
  .btn:hover{transform:none;}
  .nav-list a:hover{background:transparent;}
}

html[data-reduce-motion] *,
html[data-reduce-motion] *::before,
html[data-reduce-motion] *::after{
  animation-duration:.01ms !important;
  transition-duration:.01ms !important;
}