*,*::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,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
time{font-variant-numeric:tabular-nums}

:root{
  --navy:#0A1630;
  --navy-2:#12224A;
  --line:#253A66;
  --paper:#F5F0E6;
  --cyan:#2FE3E8;
  --orange:#FF8A1F;
  --red:#EF3B4F;
  --green:#3DD68C;
  --ink:#080B11;
  --mist:#A9B6CC;

  --font-display:"Arial Narrow","Helvetica Neue Condensed","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-body:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --font-mono:ui-monospace,"SFMono-Regular","JetBrains Mono","Roboto Mono","DejaVu Sans Mono",Menlo,Consolas,monospace;

  --rail-w:84px;
  --hdr-h:72px;
  --hdr-h-slim:58px;
  --pad:clamp(18px,4vw,56px);
  --maxw:1440px;
  --r-lg:22px;
  --r-md:14px;
  --r-pill:999px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:200ms;
}

body{
  min-height:100vh;
  padding-top:var(--hdr-h);
  background:var(--navy);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

::selection{background:var(--cyan);color:var(--navy)}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

h1,.h1{font-family:var(--font-display);font-weight:900;font-size:clamp(34px,6vw,68px);line-height:1.04;letter-spacing:-.02em;text-wrap:balance}
h2,.h2{font-family:var(--font-display);font-weight:800;font-size:clamp(25px,3.5vw,42px);line-height:1.14;letter-spacing:-.015em;text-wrap:balance}
h3,.h3{font-family:var(--font-display);font-weight:700;font-size:clamp(19px,2.1vw,27px);line-height:1.26;letter-spacing:-.01em}
h4,.h4{font-family:var(--font-display);font-weight:700;font-size:17px;line-height:1.4;letter-spacing:0}

.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.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:fixed;left:calc(var(--pad) + 6px);top:-72px;z-index:200;
  padding:10px 20px;border-radius:var(--r-pill);
  background:var(--cyan);color:var(--navy);
  font-weight:700;font-size:14px;
  transition:top var(--dur) var(--ease);
}
.skip-link:focus{top:12px}

/* ---------- 头部 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:transparent;
  transition:background var(--dur) linear,box-shadow var(--dur) linear;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,232,.55) 18%,rgba(255,138,31,.4) 82%,transparent);
  opacity:0;transition:opacity var(--dur) linear;
}
.site-header[data-scrolled]{
  background:var(--navy);
  box-shadow:0 14px 34px rgba(3,8,20,.6);
}
.site-header[data-scrolled]::after{opacity:1}
.site-header__inner{
  display:flex;align-items:center;gap:clamp(10px,1.4vw,24px);
  height:var(--hdr-h);
  max-width:1680px;
  margin:0 auto;
  padding:0 var(--pad);
  transition:height var(--dur) var(--ease);
}
.site-header[data-scrolled] .site-header__inner{height:var(--hdr-h-slim)}

.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;border-radius:12px}
.brand__mark{
  display:grid;place-items:center;width:38px;height:38px;
  border-radius:13px;
  background:linear-gradient(140deg,var(--cyan) 0%,#1296a8 55%,var(--navy-2) 100%);
  color:#04121c;
  font-family:var(--font-display);font-weight:900;font-size:16px;letter-spacing:-.05em;
  box-shadow:0 0 0 1px rgba(47,227,232,.45),0 6px 18px rgba(47,227,232,.2);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) linear;
}
.brand:hover .brand__mark{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(47,227,232,.8),0 10px 22px rgba(47,227,232,.3)}
.brand__text{display:flex;flex-direction:column;line-height:1.16}
.brand__line{
  font-family:var(--font-display);font-weight:900;font-size:18px;
  letter-spacing:.01em;color:var(--paper);
}
.brand__tagline{font-size:10.5px;letter-spacing:.2em;color:var(--mist);text-transform:uppercase}

.hdr-clock{
  display:none;align-items:center;gap:8px;
  padding:5px 13px;border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(18,34,74,.6);
  font-size:12px;color:var(--mist);white-space:nowrap;
}
.hdr-clock time{color:var(--cyan);font-size:12.5px}

.nav{margin-left:auto}
.nav__list{display:flex;align-items:center;gap:2px}
.nav__item{display:block}
.nav__link{
  position:relative;display:inline-block;
  padding:9px 13px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:#CDD8E8;
  transition:color var(--dur) linear,background var(--dur) linear,transform var(--dur) var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:2px;
  background:var(--cyan);
  transform:scaleX(0);transform-origin:left center;
  transition:transform var(--dur) var(--ease);
}
.nav__link:hover{color:var(--paper);background:rgba(47,227,232,.09)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__link[aria-current="page"]{color:var(--paper);background:rgba(47,227,232,.14);font-weight:700}
.nav__link[aria-current="page"]::after{transform:scaleX(1);background:var(--orange)}

.hdr-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.hdr-link{
  font-size:12.5px;color:var(--mist);
  padding:7px 11px;border-radius:var(--r-pill);
  border:1px solid transparent;
  transition:color var(--dur) linear,border-color var(--dur) linear,background var(--dur) linear;
}
.hdr-link:hover{color:var(--cyan);border-color:var(--line);background:rgba(47,227,232,.07)}

.nav-toggle{
  display:none;align-items:center;gap:9px;
  padding:9px 15px;border-radius:var(--r-pill);
  border:1px solid var(--line);
  color:var(--paper);font-size:13px;letter-spacing:.1em;
  transition:border-color var(--dur) linear,background var(--dur) linear;
}
.nav-toggle:hover{border-color:var(--cyan);background:rgba(47,227,232,.08)}
.nav-toggle__bars{display:flex;flex-direction:column;gap:4px;width:16px}
.nav-toggle__bar{
  height:2px;border-radius:2px;background:var(--cyan);display:block;
  transition:transform var(--dur) var(--ease),opacity var(--dur) linear;
}
.site-header[data-open] .nav-toggle__bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bar:nth-child(2){opacity:0}
.site-header[data-open] .nav-toggle__bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-toggle__text{white-space:nowrap}

/* ---------- 左侧赛程轨道 ---------- */
.rail{
  display:none;
  position:fixed;top:0;left:0;bottom:0;width:var(--rail-w);z-index:70;
  flex-direction:column;align-items:center;gap:16px;
  padding:16px 0 20px;
  background:
    repeating-linear-gradient(180deg,rgba(37,58,102,.35) 0 1px,transparent 1px 26px),
    linear-gradient(180deg,#0C1B3C 0%,var(--navy) 58%,#0B1730 100%);
  border-right:1px solid var(--line);
}
.rail__brand{
  writing-mode:vertical-rl;
  font-family:var(--font-display);font-weight:800;
  font-size:10.5px;letter-spacing:.36em;text-transform:uppercase;
  color:var(--mist);
}
.rail__date{
  font-size:11px;line-height:1.45;color:var(--cyan);text-align:center;
  padding:7px 6px;border-radius:10px;
  border:1px solid rgba(47,227,232,.35);
  background:rgba(47,227,232,.08);
}
.rail__track{
  position:relative;flex:1 1 auto;width:2px;min-height:70px;
  background:var(--line);border-radius:2px;
}
.rail__progress{
  position:absolute;left:0;right:0;top:0;height:0%;
  border-radius:2px;
  background:linear-gradient(180deg,var(--cyan),var(--orange));
  box-shadow:0 0 12px rgba(47,227,232,.65);
}
.rail__tick{
  position:absolute;left:50%;width:10px;height:1px;
  background:var(--line);transform:translateX(-50%);
}
.rail__links{display:flex;flex-direction:column;gap:8px;width:100%;padding:0 9px}
.rail__link{
  display:block;padding:8px 4px;border-radius:12px;text-align:center;
  font-size:11.5px;letter-spacing:.06em;color:var(--mist);
  border:1px solid var(--line);background:rgba(18,34,74,.5);
  transition:color var(--dur) linear,background var(--dur) linear,border-color var(--dur) linear,transform var(--dur) var(--ease);
}
.rail__link:hover{color:var(--navy);background:var(--cyan);border-color:var(--cyan);transform:translateX(3px)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 21px;border-radius:var(--r-pill);
  font-family:var(--font-display);font-weight:800;font-size:14px;letter-spacing:.05em;
  border:1px solid transparent;cursor:pointer;
  transition:background var(--dur) linear,color var(--dur) linear,border-color var(--dur) linear,transform var(--dur) var(--ease),box-shadow var(--dur) linear;
}
.btn--primary{background:var(--orange);color:#1C0D00;box-shadow:0 6px 20px rgba(255,138,31,.26)}
.btn--primary:hover{background:#FFA350;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,138,31,.36)}
.btn--ghost{border-color:var(--line);color:var(--paper);background:rgba(18,34,74,.45)}
.btn--ghost:hover{border-color:var(--cyan);color:var(--cyan);background:rgba(47,227,232,.09);transform:translateY(-2px)}
.btn--sm{padding:8px 16px;font-size:13px}
.btn:active{transform:translateY(0)}

/* ---------- 标签与锚点 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(18,34,74,.7);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.05em;color:var(--mist);
  white-space:nowrap;
}
.pill--live{border-color:rgba(239,59,79,.6);background:rgba(239,59,79,.16);color:#FFD6DB}
.pill--live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--red);box-shadow:0 0 8px var(--red)}
.pill--soon{border-color:rgba(255,138,31,.55);background:rgba(255,138,31,.14);color:#FFDCB8}
.pill--ok{border-color:rgba(61,214,140,.5);background:rgba(61,214,140,.14);color:#C6F6DD}
.pill--cyan{border-color:rgba(47,227,232,.5);background:rgba(47,227,232,.12);color:#C4FAFF}

.anchor{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:8px;
  background:rgba(47,227,232,.12);border:1px solid rgba(47,227,232,.35);
  font-family:var(--font-mono);font-size:12px;color:var(--cyan);letter-spacing:.04em;
  transition:background var(--dur) linear,color var(--dur) linear;
}
.anchor:hover{background:var(--cyan);color:var(--navy)}

/* ---------- 布局骨架 ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.container--narrow{max-width:980px}
.container--wide{max-width:1680px}

.section{padding-block:clamp(46px,7vw,104px)}
.section--tight{padding-block:clamp(26px,4vw,56px)}
.section__head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:clamp(20px,3vw,40px);
}

.grid{display:grid;gap:clamp(16px,2.2vw,28px)}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(270px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.stack{display:flex;flex-direction:column;gap:clamp(14px,2vw,24px)}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan)}

.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:9px;
  padding:20px 0 4px;
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.04em;color:var(--mist);
}
.crumbs a{border-bottom:1px solid transparent;transition:color var(--dur) linear,border-color var(--dur) linear}
.crumbs a:hover{color:var(--cyan);border-bottom-color:var(--cyan)}
.crumbs__sep{color:var(--line)}
.crumbs [aria-current="page"]{color:var(--paper)}

/* ---------- 正文阅读区 ---------- */
.prose{max-width:40em;color:#DDE5F1}
.prose h2{margin-top:2.2em;margin-bottom:.6em}
.prose h3{margin-top:1.8em;margin-bottom:.5em}
.prose p+p{margin-top:1.2em}
.prose ul,.prose ol{margin-top:1em;padding-left:1.35em}
.prose li{list-style:disc;margin-top:.4em}
.prose ol li{list-style:decimal}
.prose a{color:var(--cyan);border-bottom:1px solid rgba(47,227,232,.45);transition:background var(--dur) linear}
.prose a:hover{background:rgba(47,227,232,.12)}
.prose strong{color:var(--paper);font-weight:700}
.prose code{font-family:var(--font-mono);font-size:.92em;padding:2px 6px;border-radius:6px;background:rgba(18,34,74,.9);color:var(--cyan)}

/* ---------- 卡片 ---------- */
.card{position:relative;padding:clamp(18px,2.4vw,28px);border-radius:var(--r-lg)}
.card--data{
  background:var(--navy-2);
  border:1px solid var(--line);
  border-radius:var(--r-md);
}
.card--data::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--cyan),rgba(47,227,232,0));
}
.card--paper{
  background:var(--paper);color:var(--navy);
  border-radius:var(--r-lg);
  box-shadow:0 20px 44px rgba(3,8,20,.4);
}
.card--paper .mono{color:#3A4A6B}
.card--entry{
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 21px;border-radius:var(--r-pill);
  background:transparent;
  border:1px dashed rgba(255,138,31,.6);
  color:var(--orange);
  font-weight:600;font-size:14.5px;
  transition:background var(--dur) linear,border-color var(--dur) linear,transform var(--dur) var(--ease);
}
.card--entry:hover{background:rgba(255,138,31,.13);border-style:solid;border-color:var(--orange);transform:translateY(-2px)}

/* ---------- 图片容器 ---------- */
.media{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:
    radial-gradient(120% 90% at 18% 0%,rgba(47,227,232,.2),transparent 62%),
    linear-gradient(160deg,#16294F 0%,var(--navy) 100%);
}
.media>img{width:100%;height:100%;object-fit:cover}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--1x1{aspect-ratio:1/1}
.media--tall{aspect-ratio:3/4}
.media--wide{aspect-ratio:21/9}
.media--night::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(10,22,48,0) 38%,rgba(8,11,17,.8) 100%);
}
.media__cap{
  position:absolute;left:16px;right:16px;bottom:13px;z-index:1;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;
  color:rgba(245,240,230,.9);
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:clamp(56px,9vw,128px);
  background:var(--ink);
  color:var(--mist);
  border-top:1px solid var(--line);
}
.ftr-inner{
  max-width:var(--maxw);margin:0 auto;
  padding:clamp(40px,5vw,72px) var(--pad) clamp(28px,3.4vw,46px);
  display:grid;
  grid-template-columns:minmax(200px,1fr) minmax(0,2.2fr);
  gap:clamp(26px,4vw,72px);
}
.ftr-brand__name{
  font-family:var(--font-display);font-weight:900;
  font-size:clamp(21px,2.3vw,28px);line-height:1.1;
  letter-spacing:-.01em;color:var(--paper);
}
.ftr-brand__line{margin-top:10px;font-size:14px;color:var(--mist);max-width:22em}
.ftr-brand__note{
  display:inline-block;margin-top:18px;
  padding:6px 13px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(18,34,74,.6);
  font-size:12px;color:var(--cyan);
}
.ftr-grid{
  display:grid;gap:clamp(22px,3vw,40px);
  grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
}
.ftr-title{
  font-family:var(--font-display);font-weight:800;
  font-size:13px;letter-spacing:.1em;color:var(--cyan);
  margin-bottom:15px;
}
.ftr-list{display:flex;flex-direction:column;gap:10px}
.ftr-list__item{display:block}
.ftr-link{
  display:inline-block;font-size:14.5px;color:#C8D3E4;
  transition:color var(--dur) linear,transform var(--dur) var(--ease);
}
.ftr-link:hover{color:var(--cyan);transform:translateX(3px)}
.ftr-lines{display:flex;flex-direction:column;gap:9px}
.ftr-line{font-size:14px;color:#C8D3E4}
.ftr-line--mono{font-family:var(--font-mono);font-size:13px;letter-spacing:.02em;color:var(--mist)}
.ftr-bottom{border-top:1px solid var(--line);background:rgba(0,0,0,.28)}
.ftr-bottom__inner{
  max-width:var(--maxw);margin:0 auto;
  padding:17px var(--pad);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:12px;
}
.ftr-legal{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.02em;color:var(--mist)}
.ftr-legal-links{display:flex;flex-wrap:wrap;gap:18px}
.ftr-legal-links a{
  font-size:13px;color:#C8D3E4;
  border-bottom:1px solid transparent;
  transition:color var(--dur) linear,border-color var(--dur) linear;
}
.ftr-legal-links a:hover{color:var(--cyan);border-bottom-color:var(--cyan)}

/* ---------- 动效协议 ---------- */
[data-reveal]{transition:opacity 460ms var(--ease),transform 460ms var(--ease)}
.js-ready [data-reveal]:not(.is-in){opacity:0;transform:translateY(16px)}

/* ---------- 断点 ---------- */
@media (min-width:1280px){
  .hdr-clock{display:inline-flex}
}
@media (max-width:1280px){
  .nav__link{padding:9px 11px;font-size:13.5px}
  .nav__link::after{left:11px;right:11px}
}
@media (max-width:1080px){
  .nav-toggle{display:inline-flex}
  .nav{
    position:fixed;left:0;right:0;top:var(--hdr-h);
    margin:0;display:none;
    padding:14px var(--pad) 28px;
    background:var(--navy);
    border-bottom:1px solid var(--line);
    box-shadow:0 26px 44px rgba(3,8,20,.65);
    max-height:calc(100dvh - var(--hdr-h));
    overflow-y:auto;
  }
  .site-header[data-scrolled] .nav{top:var(--hdr-h-slim)}
  .site-header[data-open] .nav{display:block;animation:navIn 220ms var(--ease) both}
  .nav__list{flex-direction:column;align-items:stretch;gap:4px}
  .nav__link{
    display:block;padding:14px 16px;border-radius:var(--r-md);
    font-size:16px;border:1px solid transparent;
  }
  .nav__link::after{display:none}
  .nav__link:hover{transform:translateX(3px)}
  .nav__link[aria-current="page"]{border-color:rgba(47,227,232,.42);background:rgba(47,227,232,.12)}
  .hdr-actions{margin-left:auto}
}
@keyframes navIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
@media (min-width:1081px){
  body{padding-left:var(--rail-w)}
  .site-header{left:var(--rail-w)}
  .rail{display:flex}
}
@media (max-width:900px){
  .ftr-inner{grid-template-columns:1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .brand__tagline{display:none}
  .hdr-link{display:none}
  .ftr-bottom__inner{flex-direction:column;align-items:flex-start;gap:10px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    transition-duration:.01ms!important;
    scroll-behavior:auto!important;
  }
  .js-ready [data-reveal]:not(.is-in){opacity:1;transform:none}
  .btn:hover,.card--entry:hover,.brand:hover .brand__mark,
  .ftr-link:hover,.rail__link:hover,.nav__link:hover{transform:none}
}