/* roulang page: index */
:root{
  --ink-900:#0C0D10;
  --ink-800:#16181D;
  --ink-700:#23262C;
  --paper:#F6F5F2;
  --surface:#FFFFFF;
  --paper-2:#EEECE6;
  --primary:#CBF24A;
  --primary-deep:#A8CE22;
  --accent:#FF5C2B;
  --muted:#6E6F76;
  --line:#E3E1DB;
  --inv:#F2F1ED;
  --sans:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:20px;
  --shadow-1:0 1px 2px rgba(12,13,16,.04),0 8px 24px -16px rgba(12,13,16,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --nav-w:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-700);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;display:block;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:-.01em}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
.mono{font-family:var(--mono);letter-spacing:.02em;font-variant-numeric:tabular-nums}
::selection{background:var(--primary);color:var(--ink-900)}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}

/* ---------- 左侧竖向导航 ---------- */
.sidenav{
  position:fixed;top:0;left:0;bottom:0;width:var(--nav-w);
  background:var(--ink-900);color:var(--inv);
  display:flex;flex-direction:column;gap:26px;
  padding:30px 20px 24px;overflow-y:auto;z-index:80;
}
.sidenav__brand{display:flex;align-items:flex-start;gap:12px;padding:0 6px}
.brand__mark{
  flex:0 0 auto;width:38px;height:38px;border-radius:12px;
  background:var(--primary);color:var(--ink-900);
  font-weight:800;font-size:19px;display:flex;align-items:center;justify-content:center;
}
.brand__text{display:block;font-size:15px;font-weight:700;line-height:1.45;color:#fff}
.brand__text small{display:block;margin-top:4px;font-size:11.5px;font-weight:400;color:rgba(242,241,237,.5);letter-spacing:.06em}
.nav-label{font-family:var(--mono);font-size:11px;letter-spacing:.18em;color:rgba(242,241,237,.38);padding:0 8px;margin-bottom:8px}
.sidenav__nav{display:flex;flex-direction:column;gap:4px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:var(--r-sm);font-size:15px;
  color:rgba(242,241,237,.74);
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.nav-item::before{
  content:"";position:absolute;left:0;top:50%;width:3px;height:20px;border-radius:2px;
  background:var(--primary);opacity:0;transform:translateY(-50%) scaleY(.25);
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item:hover::before{opacity:1;transform:translateY(-50%) scaleY(1)}
.nav-item.is-active{background:rgba(203,242,74,.09);color:#fff;font-weight:600}
.nav-item.is-active::before{opacity:1;transform:translateY(-50%) scaleY(1)}
.nav-item .nav-item__no{font-family:var(--mono);font-size:11px;color:rgba(203,242,74,.75)}
.sidenav__live{
  margin-top:auto;border:1px solid rgba(255,255,255,.1);border-radius:var(--r-md);
  padding:16px;background:rgba(255,255,255,.03);
}
.sidenav__live h4{color:#fff;font-size:14px;display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);position:relative}
.dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--accent);opacity:.55;animation:pulse 1.8s var(--ease) infinite}
@keyframes pulse{0%{transform:scale(.6);opacity:.7}70%{transform:scale(1.25);opacity:0}100%{opacity:0}}
.sidenav__live .mono{margin-top:10px;font-size:19px;font-weight:700;color:var(--primary)}
.sidenav__live p{margin:6px 0 0;font-size:12.5px;line-height:1.7;color:rgba(242,241,237,.55)}
.sidenav__foot{display:flex;flex-direction:column;gap:8px;padding:0 8px}
.sidenav__foot a{font-size:12.5px;color:rgba(242,241,237,.5);transition:color .2s}
.sidenav__foot a:hover{color:var(--primary)}

/* ---------- 移动端顶栏 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:90;
  height:64px;align-items:center;justify-content:space-between;
  padding:0 18px;background:rgba(246,245,242,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(8px);
}
.topbar__brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:14.5px;color:var(--ink-900)}
.topbar__brand .brand__mark{width:32px;height:32px;font-size:16px;border-radius:9px}
.burger{
  width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
  background:var(--surface);display:flex;flex-direction:column;gap:4px;
  align-items:center;justify-content:center;cursor:pointer;transition:border-color .2s
}
.burger span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;transition:transform .2s var(--ease),opacity .2s}
body.drawer-open .burger span:nth-child(1){transform:translateY(6px) rotate(45deg)}
body.drawer-open .burger span:nth-child(2){opacity:0}
body.drawer-open .burger span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 页面骨架 ---------- */
.page{margin-left:var(--nav-w);min-height:100vh;display:flex;flex-direction:column}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px;width:100%}
.section{padding:96px 0;scroll-margin-top:64px}
.section--tight{padding:64px 0}
.section--paper2{background:var(--paper-2)}
.section--ink{background:var(--ink-900);color:var(--inv)}
.section--ink h2,.section--ink h3{color:#fff}
.section__head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);
  font-size:11.5px;letter-spacing:.16em;color:var(--muted);margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--primary-deep)}
h2.section__title{font-size:clamp(26px,3vw,40px);font-weight:700;line-height:1.15}
.section__desc{max-width:640px;color:var(--muted);font-size:15.5px;margin-top:14px}
.link-more{
  font-size:14px;font-weight:600;color:var(--ink-900);border-bottom:1px solid var(--primary);
  padding-bottom:2px;transition:border-color .2s,color .2s
}
.link-more:hover{color:var(--ink-700);border-color:var(--ink-900)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;background:transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn--primary{background:var(--primary);color:var(--ink-900)}
.btn--primary:hover{background:var(--primary-deep);transform:translateY(-1px)}
.btn--outline{border-color:rgba(12,13,16,.18);color:var(--ink-900);background:var(--surface)}
.btn--outline:hover{border-color:var(--ink-900);transform:translateY(-1px)}
.btn--ghost{border-color:rgba(255,255,255,.28);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.1)}
.btn--sm{min-height:38px;padding:0 16px;font-size:14px}
.btn .arrow{transition:transform .2s var(--ease)}
.btn:hover .arrow{transform:translateX(3px)}
.btn.is-loading{pointer-events:none;opacity:.85}
.btn.is-loading::after{
  content:"";width:14px;height:14px;margin-left:8px;border-radius:50%;
  border:2px solid rgba(12,13,16,.28);border-top-color:var(--ink-900);
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;
  border-radius:999px;border:1px solid var(--line);background:rgba(12,13,16,.04);
  font-size:12px;font-weight:600;color:var(--ink-700);white-space:nowrap;
}
.badge--live{border-color:rgba(255,92,43,.45);background:rgba(255,92,43,.12);color:#C93A0E}
.badge--soon{border-color:rgba(168,206,34,.55);background:rgba(203,242,74,.22);color:#57660A}
.badge--ended{border-color:var(--line);background:var(--paper-2);color:var(--muted)}

/* ---------- Hero ---------- */
.hero{padding:88px 0 0;background:var(--paper)}
.hero__grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:64px;align-items:center}
.hero__badge{
  display:inline-flex;align-items:center;gap:9px;height:32px;padding:0 15px;
  border:1px solid rgba(168,206,34,.6);border-radius:999px;background:rgba(203,242,74,.18);
  font-size:12.5px;font-weight:600;color:#4F5D08;margin-bottom:24px;
}
.hero h1{
  font-size:clamp(36px,5.2vw,68px);font-weight:800;line-height:1.06;letter-spacing:-.02em;
  max-width:15ch;
}
.hero__sub{margin-top:24px;font-size:17px;line-height:1.85;color:var(--muted);max-width:34ch}
.hero__cta{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero__media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);aspect-ratio:16/10;background:var(--paper-2)}
.hero__media img{width:100%;height:100%}
.hero__media figcaption{
  position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;
  padding:7px 13px;border-radius:999px;background:rgba(12,13,16,.78);color:#fff;font-size:12.5px;
}
.hero__stats{
  margin-top:72px;border-top:1px solid var(--line);padding:28px 0 0;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.stat__num{font-family:var(--mono);font-size:clamp(24px,2.6vw,34px);font-weight:700;color:var(--ink-900);letter-spacing:-.01em}
.stat__label{margin-top:6px;font-size:13.5px;color:var(--muted)}

/* ---------- 直播预告流 ---------- */
.live-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-1)}
.live-card__media{position:relative;aspect-ratio:16/9;background:var(--paper-2)}
.live-card__media img{width:100%;height:100%;transition:transform .32s var(--ease)}
.live-card:hover .live-card__media img{transform:scale(1.02)}
.live-card__media .badge{position:absolute;top:16px;left:16px}
.live-card__stamp{
  position:absolute;right:16px;bottom:16px;display:flex;align-items:center;gap:10px;
  padding:7px 13px;border-radius:999px;background:rgba(12,13,16,.78);color:#fff;font-size:12.5px;
}
.live-card__body{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:32px;padding:28px 30px 30px;align-items:start}
.live-card__body h3{font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.35}
.live-card__body p{color:var(--muted);font-size:15.5px;margin-top:12px}
.live-card__facts{border-left:1px solid var(--line);padding-left:28px}
.fact{display:flex;justify-content:space-between;gap:16px;font-size:14px;padding:9px 0;border-bottom:1px solid var(--line)}
.fact:last-child{border-bottom:0}
.fact dt{color:var(--muted)}
.fact dd{margin:0;font-family:var(--mono);font-weight:600;color:var(--ink-900)}

.countdown{
  margin-top:24px;background:var(--ink-900);border-radius:var(--r-lg);padding:28px 30px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.countdown__digits{display:flex;align-items:center;gap:16px}
.cd-cell{min-width:76px;text-align:center}
.cd-cell .cd-num{font-family:var(--mono);font-size:clamp(26px,3.4vw,42px);font-weight:700;color:var(--primary);line-height:1.1;display:inline-block;transition:color .3s var(--ease)}
.cd-cell .cd-label{font-size:12px;color:rgba(242,241,237,.45);margin-top:6px;letter-spacing:.1em}
.cd-sep{font-family:var(--mono);font-size:30px;color:rgba(242,241,237,.22);transform:translateY(-8px)}
.countdown.is-urgent .cd-num{color:var(--accent)}
.countdown__status h3{color:#fff;font-size:17px}
.countdown__status p{margin:6px 0 0;font-size:13.5px;color:rgba(242,241,237,.55)}
.cd-num.flip{animation:flipIn .28s var(--ease)}
@keyframes flipIn{from{transform:translateY(-6px);opacity:.25}to{transform:translateY(0);opacity:1}}

/* ---------- 看点 & 订阅 ---------- */
.watch-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:56px;align-items:start}
.watch-list{border-top:1px solid var(--line)}
.watch-item{
  display:grid;grid-template-columns:60px 1fr auto;gap:18px;align-items:center;
  padding:20px 6px;border-bottom:1px solid var(--line);
  transition:background .2s var(--ease),padding .2s var(--ease);
}
.watch-item:hover{background:rgba(203,242,74,.14);padding-left:12px}
.watch-item__no{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--primary-deep)}
.watch-item h4{font-size:16.5px;font-weight:600}
.watch-item p{margin:4px 0 0;font-size:14px;color:var(--muted)}
.watch-item__tag{font-size:12px;color:var(--muted);font-family:var(--mono)}
.sub-panel{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px}
.sub-panel h3{font-size:20px;font-weight:700}
.sub-panel>p{font-size:14.5px;color:var(--muted);margin-top:10px}
.sub-form{margin-top:22px}
.sub-form label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.sub-form__row{display:flex;gap:10px}
.sub-form input{
  flex:1;min-width:0;height:44px;padding:0 14px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--surface);font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sub-form input:focus{outline:none;border-color:var(--primary-deep);box-shadow:0 0 0 3px rgba(203,242,74,.45)}
.sub-form__msg{margin-top:10px;font-size:13px;color:var(--muted);min-height:20px}
.sub-form.is-error input{border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,92,43,.16)}
.sub-form.is-error .sub-form__msg{color:#C93A0E}
.sub-form.is-success{border-left:3px solid var(--primary);padding-left:16px;border-radius:4px;transition:padding .2s var(--ease)}
.sub-form.is-success .sub-form__msg{color:#4F5D08;font-weight:600}
.sub-form.is-error{border-left:3px solid var(--accent);padding-left:16px;border-radius:4px}
.sub-note{margin-top:14px;font-size:12.5px;color:var(--muted);line-height:1.75}

/* ---------- 回放横向滚动 ---------- */
.rail{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px;scrollbar-width:thin}
.rail::-webkit-scrollbar{height:6px}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:99px}
.replay-card{
  flex:0 0 300px;scroll-snap-align:start;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease)
}
.replay-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-1)}
.replay-card__media{position:relative;aspect-ratio:3/2;background:var(--paper-2);overflow:hidden}
.replay-card__media img{width:100%;height:100%;transition:transform .32s var(--ease)}
.replay-card:hover .replay-card__media img{transform:scale(1.03)}
.replay-card__dur{position:absolute;right:10px;bottom:10px;padding:4px 9px;border-radius:6px;background:rgba(12,13,16,.8);color:#fff;font-size:12px;font-family:var(--mono)}
.replay-card__body{padding:16px 18px 20px}
.replay-card h4{font-size:16px;font-weight:600;line-height:1.5}
.replay-card p{margin:8px 0 0;font-size:13px;color:var(--muted)}
.rail-end{flex:0 0 auto;display:flex;align-items:center}

/* ---------- 最新信息（CMS 循环区） ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.news-card{
  display:flex;flex-direction:column;gap:12px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);padding:26px 28px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);border-color:#D6D3CA}
.news-card__meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.news-card__meta time{font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.news-card h3{font-size:19px;font-weight:600;line-height:1.45}
.news-card p{
  font-size:14.5px;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card--lead{
  grid-column:1/-1;flex-direction:row;align-items:stretch;gap:30px;padding:0;overflow:hidden;
}
.news-card--lead .news-card__thumb{flex:0 0 44%;background:var(--paper-2);min-height:250px}
.news-card--lead .news-card__thumb img{width:100%;height:100%}
.news-card--lead .news-card__inner{flex:1;padding:32px 32px 32px 0;display:flex;flex-direction:column;gap:14px}
.news-card--lead h3{font-size:clamp(20px,2.2vw,25px)}
.news-card__flag{font-size:12.5px;font-weight:600;color:var(--primary-deep);border-bottom:1px solid var(--primary);padding-bottom:2px}
.empty-state{
  border:1px dashed #CFCBC2;border-radius:var(--r-md);padding:48px 32px;text-align:center;background:var(--surface);
}
.empty-state p{color:var(--muted);margin-bottom:18px}

/* ---------- 分类导览 ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.guide-card{
  position:relative;display:block;background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--r-md);padding:30px 32px 28px;
  transition:background .32s var(--ease),color .32s var(--ease),transform .32s var(--ease),border-color .32s var(--ease);
}
.guide-grid .guide-card:nth-child(2),
.guide-grid .guide-card:nth-child(4){transform:translateY(26px)}
.guide-card__no{font-family:var(--mono);font-size:34px;font-weight:700;color:#C9C5BB;line-height:1;transition:color .32s var(--ease)}
.guide-card h3{margin-top:20px;font-size:21px;font-weight:700;transition:color .32s var(--ease)}
.guide-card p{margin-top:10px;font-size:14.5px;color:var(--muted);transition:color .32s var(--ease);max-width:36ch}
.guide-card__arrow{
  position:absolute;right:28px;bottom:26px;font-size:18px;color:var(--ink-900);
  transition:transform .32s var(--ease),color .32s var(--ease);
}
.guide-card:hover{background:var(--ink-900);border-color:var(--ink-900)}
.guide-card:hover .guide-card__no{color:var(--primary)}
.guide-card:hover h3{color:#fff}
.guide-card:hover p{color:rgba(242,241,237,.6)}
.guide-card:hover .guide-card__arrow{transform:translateX(6px);color:var(--primary)}

/* ---------- 数据与保障（深色） ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:36px}
.metric{
  border:1px solid rgba(255,255,255,.1);border-radius:var(--r-md);padding:26px;
  background:rgba(255,255,255,.025);
}
.metric__num{font-family:var(--mono);font-size:32px;font-weight:700;color:var(--primary)}
.metric h4{margin-top:14px;font-size:16.5px}
.metric p{margin:8px 0 0;font-size:14px;color:rgba(242,241,237,.55)}
.proof-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:26px}
.proof{display:flex;gap:14px;align-items:flex-start;border-top:1px solid rgba(255,255,255,.1);padding-top:20px}
.proof .mono{color:var(--primary);font-size:13px;padding-top:3px}
.proof p{margin:0;font-size:14px;color:rgba(242,241,237,.68)}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:24px 6px;font-size:17.5px;font-weight:600;color:var(--ink-900);
  transition:color .2s var(--ease),padding .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";flex:0 0 auto;width:10px;height:10px;border-right:2px solid var(--ink-900);
  border-bottom:2px solid var(--ink-900);transform:rotate(45deg);
  transition:transform .32s var(--ease);margin-right:6px;
}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-item summary:hover{color:var(--primary-deep);padding-left:12px}
.faq-item__body{padding:0 6px 26px;max-width:78ch;color:var(--muted);font-size:15.5px}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink-900);color:#fff;border-radius:var(--r-lg);padding:56px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
  background-image:linear-gradient(rgba(203,242,74,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(203,242,74,.06) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta-band h2{color:#fff;font-size:clamp(24px,2.8vw,34px);font-weight:700;line-height:1.25;max-width:22ch}
.cta-band p{margin-top:12px;color:rgba(242,241,237,.6);font-size:15px;max-width:42ch}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-800);color:rgba(242,241,237,.62);padding:72px 0 32px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:18px}
.footer-grid p{font-size:14px;line-height:1.8;max-width:34ch}
.footer-grid ul{display:flex;flex-direction:column;gap:11px}
.footer-grid a{font-size:14px;color:rgba(242,241,237,.62);border-bottom:1px solid transparent;padding-bottom:2px;transition:color .2s,border-color .2s}
.footer-grid a:hover{color:#fff;border-color:var(--primary)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand span{color:#fff;font-weight:700;font-size:15.5px}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;
}
.footer-bottom .mono{color:rgba(242,241,237,.42)}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  .wrap{padding:0 32px}
}
@media (max-width:1199px){
  :root{--nav-w:200px}
  .hero__grid{gap:44px}
  .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
}
@media (max-width:1023px){
  .sidenav{
    width:min(86vw,360px);transform:translateX(-102%);
    transition:transform .32s var(--ease);padding:28px 24px;gap:22px;
  }
  body.drawer-open .sidenav{transform:none}
  .page{margin-left:0}
  .topbar{display:flex}
  .hero{padding-top:56px}
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .hero h1{max-width:20ch}
  .hero__stats{grid-template-columns:repeat(2,1fr);gap:20px 24px;margin-top:48px}
  .section{padding:64px 0}
  .section--tight{padding:48px 0}
  .live-card__body{grid-template-columns:1fr;gap:22px}
  .live-card__facts{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:18px}
  .watch-grid{grid-template-columns:1fr;gap:40px}
  .news-grid{grid-template-columns:1fr}
  .news-card--lead{flex-direction:column;gap:0}
  .news-card--lead .news-card__thumb{flex:0 0 auto;min-height:200px;aspect-ratio:16/9}
  .news-card--lead .news-card__inner{padding:24px 26px 28px}
  .metric-grid,.proof-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:40px 32px}
  .guide-grid .guide-card:nth-child(2),
  .guide-grid .guide-card:nth-child(4){transform:none}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .section{padding:52px 0}
  .hero{padding-top:40px}
  .hero h1{font-size:clamp(30px,8vw,40px);max-width:none}
  .hero__cta .btn{flex:1 1 100%}
  .countdown{padding:22px 20px;gap:20px}
  .cd-cell{min-width:64px}
  .guide-grid{grid-template-columns:1fr}
  .news-card{padding:22px 20px}
  .news-card--lead .news-card__inner{padding:20px 20px 24px}
  .sub-panel{padding:24px 20px}
  .sub-form__row{flex-direction:column}
  .sub-form__row .btn{width:100%}
  .cta-band{padding:32px 24px;gap:24px}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .faq-item summary{font-size:16px;padding:20px 4px;gap:16px}
}
@media (max-width:479px){
  .watch-item{grid-template-columns:44px 1fr;row-gap:6px}
  .watch-item__tag{grid-column:2}
  .hero__stats{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:10px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --ink-900:#0C0D10;
  --ink-800:#16181D;
  --ink-700:#23262C;
  --paper:#F6F5F2;
  --paper-2:#EEECE6;
  --surface:#FFFFFF;
  --primary:#CBF24A;
  --primary-deep:#A8CE22;
  --accent:#FF5C2B;
  --muted:#6E6F76;
  --line:#E3E1DB;
  --on-dark:#F2F1ED;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:20px;
  --shadow-1:0 1px 2px rgba(12,13,16,.04), 0 8px 24px -16px rgba(12,13,16,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-mono:"JetBrains Mono","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
  --nav-w:248px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-700);
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
.mono{font-family:var(--font-mono);letter-spacing:.02em;font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
::selection{background:var(--primary);color:var(--ink-900);}

/* ---------- 布局骨架 ---------- */
.shell{display:grid;grid-template-columns:var(--nav-w) minmax(0,1fr);min-height:100vh;}
.stage{min-width:0;display:flex;flex-direction:column;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 56px;}

/* ---------- 左侧竖向导航 ---------- */
.sidenav{
  position:sticky;top:0;align-self:start;
  height:100vh;width:var(--nav-w);
  background:var(--ink-900);
  color:var(--on-dark);
  display:flex;flex-direction:column;
  padding:28px 20px 24px;
  border-right:1px solid rgba(255,255,255,.06);
}
.brand{display:flex;align-items:center;gap:12px;padding:4px 8px 22px;}
.brand__mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:var(--primary);color:var(--ink-900);
  display:grid;place-items:center;font-weight:800;font-size:17px;
}
.brand__text{display:flex;flex-direction:column;line-height:1.25;}
.brand__name{font-size:15px;font-weight:700;color:#fff;letter-spacing:.01em;}
.brand__sub{font-size:11.5px;color:rgba(242,241,237,.5);letter-spacing:.06em;font-family:var(--font-mono);}
.nav-label{
  display:block;padding:0 10px 10px;
  font-size:11px;letter-spacing:.16em;color:rgba(242,241,237,.38);
}
.sidenav__nav{display:flex;flex-direction:column;gap:2px;}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 12px 11px 14px;
  border-radius:10px;
  font-size:14.5px;color:rgba(242,241,237,.72);
  transition:background 200ms var(--ease),color 200ms var(--ease),transform 200ms var(--ease);
}
.nav-item::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(.2);
  width:3px;height:20px;border-radius:3px;background:var(--primary);
  opacity:0;transition:opacity 200ms var(--ease),transform 200ms var(--ease);
}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px);}
.nav-item:hover::before{opacity:.55;transform:translateY(-50%) scaleY(1);}
.nav-item.is-active{
  background:rgba(203,242,74,.08);
  color:#fff;font-weight:600;
}
.nav-item.is-active::before{opacity:1;transform:translateY(-50%) scaleY(1);}
.nav-item__no{font-family:var(--font-mono);font-size:11px;color:var(--primary);opacity:.85;letter-spacing:.04em;}

.live-card{
  margin-top:auto;
  background:var(--ink-800);
  border:1px solid rgba(255,255,255,.08);
  border-radius:14px;padding:16px;
}
.live-card__top{display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(242,241,237,.66);}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);position:relative;flex:0 0 8px;}
.dot::after{
  content:"";position:absolute;inset:-4px;border-radius:50%;
  border:1px solid var(--accent);opacity:.5;animation:pulse 2s var(--ease) infinite;
}
@keyframes pulse{0%{transform:scale(.7);opacity:.6}100%{transform:scale(1.5);opacity:0}}
.live-card__time{margin-top:8px;font-family:var(--font-mono);font-size:20px;font-weight:700;color:var(--primary);letter-spacing:.02em;}
.live-card__hint{font-size:12px;color:rgba(242,241,237,.45);margin-top:2px;}
.sidenav__foot{margin-top:16px;display:flex;flex-direction:column;gap:8px;padding:0 6px;}
.sidenav__foot a{font-size:12.5px;color:rgba(242,241,237,.5);transition:color 180ms var(--ease);}
.sidenav__foot a:hover{color:var(--primary);}

/* ---------- 移动端顶栏 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:60;
  height:64px;background:var(--paper);
  border-bottom:1px solid var(--line);
  align-items:center;justify-content:space-between;
  padding:0 18px;
}
.topbar__brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;color:var(--ink-900);}
.topbar__brand .brand__mark{width:32px;height:32px;flex:0 0 32px;border-radius:9px;font-size:15px;}
.hamburger{
  width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  background:var(--surface);display:grid;place-items:center;gap:4px;cursor:pointer;
  transition:border-color 180ms var(--ease),background 180ms var(--ease);
}
.hamburger:hover{border-color:var(--ink-900);}
.hamburger span{display:block;width:16px;height:1.6px;background:var(--ink-900);border-radius:2px;}
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--ink-900);color:var(--on-dark);
  padding:26px 22px;display:flex;flex-direction:column;gap:6px;
  transform:translateY(-100%);opacity:0;pointer-events:none;
  transition:transform 200ms var(--ease),opacity 200ms var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:translateY(0);opacity:1;pointer-events:auto;}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer__close{
  width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  background:transparent;color:var(--on-dark);cursor:pointer;font-size:18px;line-height:1;
}
.drawer a.drawer__item{
  padding:15px 6px;font-size:19px;font-weight:600;color:rgba(242,241,237,.86);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer a.drawer__item:hover{color:var(--primary);}
.drawer__cta{margin-top:26px;}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-s);
  border:1px solid transparent;cursor:pointer;font-size:15px;font-weight:600;
  transition:background 200ms var(--ease),color 200ms var(--ease),border-color 200ms var(--ease),transform 200ms var(--ease);
}
.btn--primary{background:var(--primary);color:var(--ink-900);}
.btn--primary:hover{background:var(--primary-deep);}
.btn--primary:hover .btn__arrow{transform:translateX(2px);}
.btn__arrow{transition:transform 200ms var(--ease);}
.btn--ghost{background:transparent;color:var(--ink-900);border-color:var(--ink-900);}
.btn--ghost:hover{background:var(--ink-900);color:var(--on-dark);}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}
.btn--block{width:100%;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  border:1px solid var(--line);background:var(--paper-2);color:var(--ink-700);
}
.badge--live{border-color:rgba(255,92,43,.35);background:rgba(255,92,43,.09);color:#C93F14;}
.badge--brand{border-color:rgba(168,206,34,.5);background:rgba(203,242,74,.16);color:#5B6E0A;}
.badge--done{border-color:var(--line);background:var(--paper-2);color:var(--muted);}

/* ---------- 文章头部 ---------- */
.article-head{padding:52px 0 0;}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--muted);}
.crumb a:hover{color:var(--ink-900);text-decoration:underline;text-underline-offset:3px;}
.crumb .sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.article-head h1{
  margin-top:22px;
  font-size:clamp(30px,3.6vw,52px);
  font-weight:800;line-height:1.12;letter-spacing:-.02em;
  color:var(--ink-900);
  max-width:22em;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:22px;font-size:13.5px;color:var(--muted);
}
.article-meta .mono{color:var(--ink-800);font-weight:600;font-size:13px;}
.rule{height:1px;background:var(--line);margin-top:26px;}

/* ---------- 文章主体两栏 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 300px;
  gap:56px;align-items:start;padding:44px 0 0;
}
.article-body{max-width:780px;font-size:17px;line-height:1.92;}
.article-body > p:first-of-type{font-size:18px;font-weight:500;color:var(--ink-800);}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;
  font-size:clamp(22px,2.2vw,29px);font-weight:700;line-height:1.25;color:var(--ink-900);
  margin:2em 0 .7em;padding-left:16px;scroll-margin-top:80px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:3px;background:var(--primary);
}
.article-body h3{
  font-size:20px;font-weight:600;line-height:1.35;color:var(--ink-900);
  margin:1.7em 0 .6em;scroll-margin-top:80px;
}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.2em;}
.article-body ul li{position:relative;padding-left:16px;margin-bottom:.55em;list-style:none;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.74em;width:6px;height:6px;border-radius:2px;background:var(--primary-deep);
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:.55em;padding-left:4px;}
.article-body ol li::marker{font-family:var(--font-mono);color:var(--primary-deep);font-weight:700;}
.article-body blockquote{
  margin:0 0 1.4em;padding:16px 20px;
  border-left:3px solid var(--primary);
  background:var(--paper-2);border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:var(--ink-800);font-size:16.5px;
}
.article-body img{border-radius:12px;margin:1.4em 0 .6em;width:100%;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-bottom:1.4em;}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 1.5em;font-size:15.5px;}
.article-body thead th{background:var(--paper-2);text-align:left;font-weight:600;color:var(--ink-900);}
.article-body th,.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);}
.article-body td.mono,.article-body td:first-child{font-variant-numeric:tabular-nums;}
.article-body pre{
  background:var(--ink-900);color:var(--on-dark);
  border-radius:14px;padding:18px 20px;overflow-x:auto;
  font-family:var(--font-mono);font-size:13.5px;line-height:1.7;margin:0 0 1.5em;
}
.article-body code{font-family:var(--font-mono);font-size:.92em;background:var(--paper-2);padding:2px 6px;border-radius:6px;}
.article-body pre code{background:transparent;padding:0;}
.article-body a{color:var(--ink-900);border-bottom:1px solid var(--primary-deep);transition:background 180ms var(--ease);}
.article-body a:hover{background:rgba(203,242,74,.35);}

.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius-m);
  background:var(--surface);padding:48px 28px;text-align:center;color:var(--muted);
}
.empty-state strong{display:block;font-size:19px;color:var(--ink-900);margin-bottom:8px;}
.empty-state .btn{margin-top:18px;}

/* ---------- 侧栏 ---------- */
.aside{position:sticky;top:28px;display:flex;flex-direction:column;gap:18px;}
.panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:20px;box-shadow:var(--shadow-1);
}
.panel__title{font-size:13px;letter-spacing:.1em;color:var(--muted);margin-bottom:14px;}
.panel ul{display:flex;flex-direction:column;gap:10px;}
.panel ul li a{font-size:14.5px;color:var(--ink-700);display:flex;gap:10px;transition:color 180ms var(--ease),transform 180ms var(--ease);}
.panel ul li a:hover{color:var(--ink-900);transform:translateX(3px);}
.panel ul li .mono{color:var(--primary-deep);font-size:12px;font-weight:700;}
.mini-card{display:flex;gap:12px;align-items:flex-start;}
.mini-card img{width:74px;height:56px;border-radius:10px;flex:0 0 74px;}
.mini-card span{font-size:14px;line-height:1.55;color:var(--ink-700);}

/* ---------- 文末 ---------- */
.article-foot{padding:56px 0 0;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.tag{
  padding:6px 14px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);font-size:13px;color:var(--ink-700);
  transition:border-color 180ms var(--ease),background 180ms var(--ease);
}
.tag:hover{border-color:var(--primary-deep);background:rgba(203,242,74,.18);}
.related{margin-top:8px;}
.related h3{font-size:20px;font-weight:700;color:var(--ink-900);margin-bottom:18px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform 200ms var(--ease),border-color 200ms var(--ease);
  display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-2px);border-color:var(--primary-deep);}
.rel-card:hover img{transform:scale(1.03);}
.rel-card__img{aspect-ratio:16/10;overflow:hidden;}
.rel-card__img img{width:100%;height:100%;transition:transform 320ms var(--ease);}
.rel-card__body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:8px;}
.rel-card__body h4{font-size:16.5px;font-weight:600;line-height:1.4;color:var(--ink-900);}
.rel-card__body p{font-size:13.5px;color:var(--muted);line-height:1.6;}
.foot-nav{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}

/* ---------- CTA 条 ---------- */
.cta-band{margin-top:64px;}
.cta-inner{
  background:var(--ink-900);color:var(--on-dark);
  border-radius:var(--radius-l);padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  background-image:linear-gradient(rgba(203,242,74,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(203,242,74,.06) 1px,transparent 1px);
  background-size:38px 38px;
}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.25;color:#fff;}
.cta-inner p{margin-top:8px;font-size:14.5px;color:rgba(242,241,237,.62);max-width:46em;}
.cta-inner .btn--primary{flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;background:var(--ink-900);color:var(--on-dark);
  border-top:1px solid rgba(255,255,255,.07);
}
.site-footer .wrap{padding-top:56px;padding-bottom:28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:16px;color:#fff;margin-bottom:14px;}
.footer-brand .brand__mark{width:34px;height:34px;flex:0 0 34px;border-radius:10px;font-size:15px;}
.site-footer p{font-size:14px;color:rgba(242,241,237,.55);line-height:1.85;max-width:34em;}
.site-footer h4{font-size:13px;letter-spacing:.1em;color:rgba(242,241,237,.45);margin-bottom:14px;font-weight:600;}
.site-footer ul{display:flex;flex-direction:column;gap:10px;}
.site-footer ul a{font-size:14px;color:rgba(242,241,237,.72);transition:color 180ms var(--ease);}
.site-footer ul a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:rgba(242,241,237,.42);
}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  .wrap{padding:0 44px;}
}
@media (max-width:1199px){
  :root{--nav-w:200px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px;}
  .aside{position:static;order:2;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:1023px){
  .shell{grid-template-columns:minmax(0,1fr);}
  .sidenav{display:none;}
  .topbar{display:flex;}
  .wrap{padding:0 22px;}
  .article-head{padding-top:32px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:32px 26px;}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.88;}
  .article-body{font-size:16px;}
  .article-body > p:first-of-type{font-size:17px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .article-head h1{font-size:clamp(26px,7vw,34px);}
  .cta-band{margin-top:48px;}
}
@media (max-width:519px){
  .wrap{padding:0 16px;}
  .article-meta{gap:10px;font-size:12.5px;}
  .btn{width:100%;}
  .foot-nav .btn,.cta-inner .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --ink-900:#0C0D10;
  --ink-800:#16181D;
  --ink-700:#23262C;
  --paper:#F6F5F2;
  --surface:#FFFFFF;
  --paper-2:#EEECE6;
  --primary:#CBF24A;
  --primary-deep:#A8CE22;
  --accent:#FF5C2B;
  --muted:#6E6F76;
  --line:#E3E1DB;
  --on-dark:#F2F1ED;
  --radius-card:16px;
  --radius-lg:20px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(12,13,16,.04),0 8px 24px -16px rgba(12,13,16,.18);
  --font-sans:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,1,.36,1);
  --dur:200ms;
  --nav-w:248px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-700);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::selection{background:var(--primary);color:var(--ink-900);}

/* ============ 容器 ============ */
.wrap{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 40px;
}
main{display:block;}
section{scroll-margin-top:64px;}

/* ============ 左侧导航 ============ */
.sidenav{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--nav-w);
  background:var(--ink-900);
  color:var(--on-dark);
  display:flex;
  flex-direction:column;
  padding:28px 20px 22px;
  z-index:60;
  overflow-y:auto;
}
.sidenav__brand{padding:0 8px 26px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand__mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);
  color:var(--ink-900);
  border-radius:11px;
  font-weight:800;
  font-size:19px;
  flex:0 0 auto;
}
.brand__text{
  display:flex;flex-direction:column;
  font-size:15px;
  font-weight:700;
  color:#fff;
  line-height:1.35;
  letter-spacing:.01em;
}
.brand__text em{
  font-style:normal;
  font-size:11px;
  font-weight:500;
  color:rgba(242,241,237,.5);
  letter-spacing:.06em;
  margin-top:2px;
}
.sidenav__nav{display:flex;flex-direction:column;gap:2px;}
.nav-label{
  font-size:11px;
  letter-spacing:.22em;
  color:rgba(242,241,237,.38);
  padding:0 10px 12px;
  display:block;
}
.nav-item{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 12px 11px 14px;
  border-radius:9px;
  font-size:14.5px;
  color:rgba(242,241,237,.72);
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease);
}
.nav-item__no{
  font-family:var(--font-mono);
  font-size:11px;
  color:rgba(242,241,237,.38);
  transition:color var(--dur) var(--ease);
}
.nav-item::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  width:3px;height:0;
  background:var(--primary);
  border-radius:0 3px 3px 0;
  transform:translateY(-50%);
  transition:height var(--dur) var(--ease);
}
.nav-item:hover{background:rgba(255,255,255,.05);color:#fff;}
.nav-item:hover::before{height:16px;}
.nav-item:hover .nav-item__no{color:var(--primary);}
.nav-item.is-active{
  background:rgba(203,242,74,.09);
  color:#fff;
}
.nav-item.is-active::before{height:22px;}
.nav-item.is-active .nav-item__no{color:var(--primary);}
.sidenav__live{
  margin-top:auto;
  background:var(--ink-800);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-card);
  padding:16px 16px 18px;
}
.sidenav__live .live-head{
  display:flex;align-items:center;gap:8px;
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(242,241,237,.62);
}
.live-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 0 rgba(255,92,43,.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,92,43,.55);}
  70%{box-shadow:0 0 0 9px rgba(255,92,43,0);}
  100%{box-shadow:0 0 0 0 rgba(255,92,43,0);}
}
.sidenav__live .live-time{
  font-family:var(--font-mono);
  font-size:26px;
  font-weight:700;
  color:var(--primary);
  line-height:1.2;
  margin-top:8px;
}
.sidenav__live .live-desc{
  font-size:12.5px;
  line-height:1.7;
  color:rgba(242,241,237,.55);
  margin-top:6px;
}
.sidenav__foot{
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:18px 10px 0;
  font-size:12.5px;
  color:rgba(242,241,237,.48);
}
.sidenav__foot a{transition:color var(--dur) var(--ease);}
.sidenav__foot a:hover{color:var(--primary);}

/* ============ 移动端顶栏 ============ */
.topbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:64px;
  background:rgba(246,245,242,.94);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  z-index:70;
}
.topbar .brand__mark{width:32px;height:32px;font-size:16px;border-radius:9px;}
.topbar .brand__text{font-size:14px;color:var(--ink-900);}
.topbar .brand__text em{color:var(--muted);}
.topbar__toggle{
  width:42px;height:42px;
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  border:1px solid var(--line);
  border-radius:10px;
  background:var(--surface);
}
.topbar__toggle span{
  display:block;width:17px;height:2px;background:var(--ink-900);border-radius:2px;
  transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
body.nav-open .topbar__toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.nav-open .topbar__toggle span:nth-child(2){opacity:0;}
.drawer-mask{
  display:none;
  position:fixed;inset:0;
  background:rgba(12,13,16,.5);
  opacity:0;
  transition:opacity var(--dur) var(--ease);
  z-index:55;
}

/* ============ 面包屑与按钮 ============ */
.crumb{
  display:flex;align-items:center;gap:10px;
  font-size:13px;
  color:var(--muted);
}
.crumb a{transition:color var(--dur) var(--ease);}
.crumb a:hover{color:var(--ink-900);}
.crumb .sep{width:1px;height:12px;background:var(--line);}
.crumb .now{color:var(--ink-900);font-weight:600;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
  white-space:nowrap;
}
.btn svg{transition:transform var(--dur) var(--ease);}
.btn:hover svg{transform:translateX(2px);}
.btn--primary{background:var(--primary);color:var(--ink-900);}
.btn--primary:hover{background:var(--primary-deep);}
.btn--outline{border-color:var(--ink-900);color:var(--ink-900);background:transparent;}
.btn--outline:hover{background:var(--ink-900);color:var(--on-dark);}
.btn--ghost{border-color:rgba(255,255,255,.26);color:var(--on-dark);}
.btn--ghost:hover{background:var(--primary);color:var(--ink-900);border-color:var(--primary);}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}
.btn--text{
  height:auto;padding:0;border:0;border-radius:0;
  color:var(--ink-900);font-weight:600;
  border-bottom:1px solid var(--primary);
  padding-bottom:2px;
}
.btn--text:hover{color:var(--primary-deep);}

.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 13px;
  border-radius:999px;
  font-size:12.5px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.7);
  color:var(--ink-700);
}
.chip--brand{border-color:rgba(168,206,34,.55);background:rgba(203,242,74,.14);color:var(--ink-900);}
.chip--live{border-color:rgba(255,92,43,.4);background:rgba(255,92,43,.08);color:#C63A10;}
.chip--muted{border-color:var(--line);background:var(--paper-2);color:var(--muted);}

/* ============ Hero ============ */
.hero{
  background:var(--paper);
  padding:76px 0 0;
  position:relative;
  overflow:hidden;
}
.hero__bg{
  position:absolute;
  top:-40px;right:-120px;
  width:520px;height:520px;
  background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  opacity:.16;
  border-radius:50%;
  filter:grayscale(1);
  pointer-events:none;
}
.hero__inner{position:relative;z-index:1;max-width:860px;}
.hero h1{
  font-size:clamp(34px,4.4vw,56px);
  font-weight:800;
  line-height:1.08;
  letter-spacing:-.02em;
  margin:22px 0 20px;
}
.hero__lead{
  font-size:17px;
  line-height:1.92;
  color:var(--ink-700);
  max-width:720px;
}
.hero__actions{
  display:flex;flex-wrap:wrap;gap:14px;
  margin-top:34px;
}
.metrics{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:56px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.metric{
  padding:24px 22px 26px 0;
  border-right:1px solid var(--line);
}
.metric:last-child{border-right:0;}
.metric__num{
  font-family:var(--font-mono);
  font-size:26px;
  font-weight:700;
  color:var(--ink-900);
  line-height:1.2;
}
.metric__num small{font-size:13px;font-weight:600;color:var(--muted);margin-left:4px;}
.metric__label{
  font-size:13px;
  color:var(--muted);
  margin-top:6px;
}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section--alt{background:var(--paper-2);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--ink-900);
  background:var(--primary);
  padding:4px 10px;
  border-radius:6px;
  margin-bottom:14px;
}
.section-title{
  font-size:clamp(26px,3vw,38px);
  line-height:1.16;
  letter-spacing:-.015em;
}
.section-sub{
  font-size:15px;
  color:var(--muted);
  margin-top:12px;
  max-width:640px;
  line-height:1.85;
}

/* ============ 时间轴列表 ============ */
.timeline{
  border-top:1px solid var(--line);
}
.tl-item{
  display:grid;
  grid-template-columns:112px 1fr;
  border-bottom:1px solid var(--line);
  transition:background var(--dur) var(--ease);
}
.tl-item:hover{background:var(--surface);}
.tl-left{
  border-right:1px solid var(--line);
  padding:30px 24px 30px 0;
  position:relative;
}
.tl-no{
  font-family:var(--font-mono);
  font-size:22px;
  font-weight:700;
  color:var(--ink-900);
  line-height:1;
}
.tl-left::after{
  content:"";
  position:absolute;
  right:-4px;top:36px;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--paper-2);
  border:1px solid var(--line);
}
.tl-item:hover .tl-left::after{background:var(--primary);border-color:var(--primary-deep);}
.tl-body{
  padding:28px 0 30px 32px;
  transition:transform var(--dur) var(--ease);
}
.tl-item:hover .tl-body{transform:translateX(4px);}
.tl-body h3{
  font-size:21px;
  line-height:1.4;
  font-weight:600;
}
.tl-body p{
  margin-top:10px;
  font-size:15px;
  line-height:1.9;
  color:var(--ink-700);
  max-width:760px;
}
.tl-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:16px;
  font-size:13px;
  color:var(--muted);
}
.tl-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}
.tl-meta .time{font-family:var(--font-mono);color:var(--ink-900);font-weight:600;}

/* ============ 图文分栏 ============ */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.split__media{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  aspect-ratio:16/11;
  background:var(--paper-2);
}
.split__media img{width:100%;height:100%;object-fit:cover;}
.check-list{margin-top:26px;display:flex;flex-direction:column;gap:0;}
.check-list li{
  display:grid;
  grid-template-columns:26px 1fr;
  gap:12px;
  padding:16px 0;
  border-bottom:1px solid var(--line);
  font-size:15px;
  line-height:1.8;
}
.check-list li:first-child{border-top:1px solid var(--line);}
.check-list .idx{
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  color:var(--primary-deep);
  padding-top:4px;
}
.check-list strong{color:var(--ink-900);font-weight:600;}

/* ============ 流程步骤 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.step{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 24px 28px;
  box-shadow:var(--shadow-1);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.step:hover{transform:translateY(-2px);border-color:var(--primary-deep);}
.step__no{
  font-family:var(--font-mono);
  font-size:13px;
  font-weight:700;
  color:var(--ink-900);
  background:var(--primary);
  width:34px;height:24px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:6px;
}
.step h3{font-size:18px;margin-top:18px;font-weight:600;line-height:1.45;}
.step p{font-size:14px;color:var(--muted);line-height:1.85;margin-top:10px;}

/* ============ FAQ ============ */
.faq-wrap{
  display:grid;
  grid-template-columns:320px 1fr;
  gap:48px;
  align-items:start;
}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  padding:22px 0;
  font-size:17px;
  font-weight:600;
  color:var(--ink-900);
  line-height:1.6;
  transition:color var(--dur) var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary-deep);}
.faq-item summary .arw{
  flex:0 0 auto;
  width:26px;height:26px;
  border:1px solid var(--line);
  border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform 320ms var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease);
  margin-top:2px;
}
.faq-item summary .arw svg{width:11px;height:11px;stroke:var(--ink-900);}
.faq-item[open] summary .arw{transform:rotate(180deg);background:var(--primary);border-color:var(--primary-deep);}
.faq-body{
  padding:0 46px 24px 0;
  font-size:15px;
  line-height:1.92;
  color:var(--ink-700);
}

/* ============ CTA 横幅 ============ */
.cta-band{
  background:var(--ink-900);
  color:var(--on-dark);
  border-radius:var(--radius-lg);
  padding:52px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(203,242,74,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(203,242,74,.07) 1px,transparent 1px);
  background-size:34px 34px;
  opacity:.85;
  pointer-events:none;
}
.cta-band__txt{position:relative;z-index:1;max-width:640px;}
.cta-band h2{
  color:#fff;
  font-size:clamp(24px,2.6vw,34px);
  line-height:1.25;
  letter-spacing:-.015em;
}
.cta-band p{
  color:rgba(242,241,237,.66);
  font-size:15px;
  line-height:1.9;
  margin-top:14px;
}
.cta-band__actions{position:relative;z-index:1;display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页末导航条 ============ */
.pager-nav{
  display:flex;flex-wrap:wrap;gap:12px;
  padding:36px 0 0;
  border-top:1px solid var(--line);
  margin-top:12px;
}
.pager-nav a{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;
  border:1px solid var(--line);
  border-radius:999px;
  font-size:14px;
  background:var(--surface);
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.pager-nav a:hover{border-color:var(--ink-900);transform:translateY(-1px);}
.pager-nav a .mono{font-size:12px;color:var(--muted);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-900);
  color:var(--on-dark);
  padding:72px 0 30px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.09);
}
.footer-brand{
  display:flex;align-items:center;gap:11px;
  font-size:16px;font-weight:700;color:#fff;
}
.footer-brand .brand__mark{
  width:34px;height:34px;font-size:16px;border-radius:10px;
  background:var(--primary);color:var(--ink-900);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;
}
.site-footer p{
  font-size:14px;
  line-height:1.95;
  color:rgba(242,241,237,.6);
  margin-top:16px;
  max-width:320px;
}
.site-footer h4{
  font-size:13px;
  letter-spacing:.14em;
  color:rgba(242,241,237,.5);
  font-weight:600;
  margin-bottom:18px;
}
.site-footer li{margin-bottom:11px;}
.site-footer li a{
  font-size:14px;
  color:rgba(242,241,237,.78);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-footer li a:hover{color:#fff;border-color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;
  padding-top:24px;
  font-size:13px;
  color:rgba(242,241,237,.45);
}
.footer-bottom .mono{color:rgba(242,241,237,.35);}

/* ============ 响应式 ============ */
@media (min-width:1024px){
  body{padding-left:var(--nav-w);}
}
@media (min-width:1024px) and (max-width:1199px){
  :root{--nav-w:200px;}
  .sidenav{padding:24px 14px 18px;}
  .brand__text{font-size:13.5px;}
  .nav-item{font-size:13.5px;padding:10px 10px 10px 12px;}
  .wrap{padding:0 32px;}
}
@media (max-width:1023px){
  .sidenav{
    width:300px;
    max-width:84vw;
    transform:translateX(-100%);
    transition:transform 320ms var(--ease);
    box-shadow:0 0 60px rgba(0,0,0,.4);
  }
  .sidenav.is-open{transform:translateX(0);}
  .topbar{display:flex;}
  body.nav-open{overflow:hidden;}
  body.nav-open .drawer-mask{display:block;opacity:1;}
  body{padding-top:64px;}
  .hero{padding-top:52px;}
  .split{grid-template-columns:1fr;gap:36px;}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .section{padding:64px 0;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
}
@media (max-width:767px){
  .wrap{padding:0 20px;}
  body{font-size:15.5px;line-height:1.88;}
  .hero h1{font-size:clamp(28px,8vw,38px);}
  .hero__lead{font-size:15.5px;}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .metric{border-right:0;border-bottom:1px solid var(--line);padding:20px 0;}
  .metric:nth-child(odd){border-right:1px solid var(--line);padding-right:16px;}
  .metric:nth-child(even){padding-left:16px;}
  .metric:nth-last-child(-n+2){border-bottom:0;}
  .tl-item{grid-template-columns:64px 1fr;}
  .tl-left{padding:24px 16px 24px 0;}
  .tl-no{font-size:17px;}
  .tl-left::after{top:30px;}
  .tl-body{padding:22px 0 24px 20px;}
  .tl-body h3{font-size:18px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band{padding:32px 24px;}
  .faq-body{padding-right:0;}
}
@media (max-width:520px){
  .hero__actions .btn{width:100%;}
  .cta-band__actions{width:100%;}
  .cta-band__actions .btn{width:100%;}
  .tl-meta .hide-sm{display:none;}
  .metric__num{font-size:22px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category2 */
:root{
  --ink-900:#0C0D10;
  --ink-800:#16181D;
  --ink-700:#23262C;
  --paper:#F6F5F2;
  --surface:#FFFFFF;
  --paper-2:#EEECE6;
  --primary:#CBF24A;
  --primary-deep:#A8CE22;
  --accent:#FF5C2B;
  --muted:#6E6F76;
  --line:#E3E1DB;
  --on-dark:#F2F1ED;
  --radius:16px;
  --radius-lg:20px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(12,13,16,.04), 0 8px 24px -16px rgba(12,13,16,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --sans:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --mono:"JetBrains Mono","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sidenav-w:248px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-700);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
body.no-scroll{overflow:hidden}
.mono{font-family:var(--mono);letter-spacing:.02em}

/* ---------- 布局骨架 ---------- */
.shell{display:flex;min-height:100vh;align-items:stretch}
.main-col{flex:1;min-width:0;display:flex;flex-direction:column}
main{flex:1}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 40px}
.main-col .wrap{padding-left:56px;padding-right:48px}

/* ---------- 左侧竖向导航 ---------- */
.sidenav{
  width:var(--sidenav-w);
  flex:0 0 var(--sidenav-w);
  background:var(--ink-900);
  color:var(--on-dark);
  position:sticky;
  top:0;
  height:100vh;
  display:flex;
  flex-direction:column;
  gap:26px;
  padding:30px 20px 22px;
  overflow-y:auto;
  z-index:70;
}
.sidenav__brand{display:flex;align-items:center;gap:12px;padding:0 6px}
.brand__mark{
  width:40px;height:40px;flex:none;border-radius:12px;
  background:var(--primary);color:var(--ink-900);
  display:grid;place-items:center;font-weight:800;font-size:20px;
}
.brand__text{display:flex;flex-direction:column;line-height:1.25}
.brand__name{font-size:15px;font-weight:700;color:#fff}
.brand__sub{font-size:11px;font-family:var(--mono);letter-spacing:.08em;color:rgba(242,241,237,.48)}
.nav-label{
  display:block;font-family:var(--mono);font-size:11px;letter-spacing:.2em;
  color:rgba(242,241,237,.4);margin:0 6px 10px;
}
.sidenav__nav{display:flex;flex-direction:column;gap:2px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:10px;
  padding:11px 14px;border-radius:10px;
  font-size:14.5px;color:rgba(242,241,237,.76);
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.nav-item::before{
  content:"";position:absolute;left:0;top:50%;
  width:3px;height:18px;border-radius:2px;background:var(--primary);
  transform:translateY(-50%) scaleY(0);transform-origin:center;
  transition:transform .2s var(--ease);
}
.nav-item:hover{background:rgba(255,255,255,.05);color:#fff}
.nav-item.is-active{background:rgba(203,242,74,.08);color:#fff}
.nav-item:hover::before,.nav-item.is-active::before{transform:translateY(-50%) scaleY(1)}
.nav-item__no{font-family:var(--mono);font-size:11px;color:var(--primary);opacity:.9}
.live-card{
  background:var(--ink-800);
  border:1px solid rgba(255,255,255,.08);
  border-radius:14px;
  padding:16px;
  display:flex;flex-direction:column;gap:10px;
}
.live-card__head{display:flex;align-items:center;gap:8px;font-size:12.5px;color:rgba(242,241,237,.66)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;position:relative}
.dot::after{
  content:"";position:absolute;inset:-4px;border-radius:50%;
  border:1px solid rgba(255,92,43,.55);animation:pulse 2s var(--ease) infinite;
}
@keyframes pulse{0%{transform:scale(.6);opacity:.9}70%{transform:scale(1.25);opacity:0}100%{opacity:0}}
.countdown-mini{font-family:var(--mono);font-size:24px;font-weight:700;color:var(--primary);letter-spacing:.04em}
.live-card__note{font-size:12px;color:rgba(242,241,237,.5);line-height:1.7}
.sidenav__foot{margin-top:auto;display:flex;flex-direction:column;gap:8px;font-size:12.5px;color:rgba(242,241,237,.5);padding:0 6px}
.sidenav__foot a{transition:color .2s var(--ease)}
.sidenav__foot a:hover{color:var(--primary)}

/* ---------- 移动顶栏与抽屉 ---------- */
.topbar{
  display:none;align-items:center;justify-content:space-between;
  height:64px;padding:0 20px;background:var(--paper);
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;
}
.topbar__brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;color:var(--ink-900)}
.topbar__brand .brand__mark{width:34px;height:34px;font-size:17px;border-radius:10px}
.burger{display:flex;flex-direction:column;gap:5px;padding:8px;border-radius:8px}
.burger span{display:block;width:22px;height:2px;background:var(--ink-900);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(12,13,16,.55);
  opacity:0;pointer-events:none;transition:opacity .2s var(--ease);z-index:60;
}
.drawer-mask.is-on{opacity:1;pointer-events:auto}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn--primary{background:var(--primary);color:var(--ink-900);border-color:var(--primary)}
.btn--primary:hover{background:var(--primary-deep);border-color:var(--primary-deep)}
.btn--ghost{border-color:rgba(242,241,237,.35);color:var(--on-dark)}
.btn--ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn--outline{border-color:var(--ink-900);color:var(--ink-900)}
.btn--outline:hover{background:var(--ink-900);color:var(--primary)}
.btn--sm{height:36px;padding:0 16px;font-size:13.5px}
.btn--block{width:100%;justify-content:center}
.link-arrow{
  font-size:14px;font-weight:600;color:var(--ink-900);
  border-bottom:1px solid var(--primary);padding-bottom:2px;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.link-arrow:hover{color:var(--primary-deep);border-color:var(--primary-deep)}
.tag{
  display:inline-block;padding:3px 11px;border-radius:999px;
  background:var(--paper-2);color:var(--ink-700);font-size:12px;line-height:1.7;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;
  border:1px solid transparent;
}
.badge--plain{background:rgba(12,13,16,.06);border-color:var(--line);color:var(--ink-700)}
.badge--hot{background:var(--accent);color:#fff}
.badge--new{background:var(--primary);color:var(--ink-900)}
.badge--live{background:#fff;border-color:var(--accent);color:var(--accent)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  border:1px solid rgba(203,242,74,.45);
  background:rgba(203,242,74,.08);
  color:var(--primary);font-size:12.5px;letter-spacing:.04em;
}
.eyebrow--dark{border-color:var(--line);background:#fff;color:var(--ink-700)}
.section{padding:56px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  padding-bottom:22px;margin-bottom:30px;border-bottom:1px solid var(--line);
}
.section-head h2{
  font-size:clamp(24px,2.8vw,36px);font-weight:700;line-height:1.2;
  color:var(--ink-900);letter-spacing:-.01em;
}
.section-head p{font-size:14.5px;color:var(--muted);margin-top:8px;max-width:62ch}
.section-no{
  font-family:var(--mono);font-size:12px;color:var(--primary-deep);
  letter-spacing:.16em;display:block;margin-bottom:10px;
}

/* ---------- 分类 Hero ---------- */
.hero-zone{padding-top:36px}
.cat-hero{
  position:relative;overflow:hidden;border-radius:24px;
  padding:46px 44px 42px;
  background:var(--ink-900) url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  color:var(--on-dark);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(12,13,16,.94) 0%,rgba(12,13,16,.78) 48%,rgba(12,13,16,.42) 100%);
}
.cat-hero > *{position:relative;z-index:1}
.crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(242,241,237,.6);margin-bottom:22px;flex-wrap:wrap}
.crumbs a{transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--primary)}
.crumbs i{font-style:normal;opacity:.4}
.cat-hero h1{
  font-size:clamp(34px,4.6vw,58px);font-weight:800;line-height:1.06;
  letter-spacing:-.02em;margin:16px 0 14px;color:#fff;max-width:18ch;
}
.lede{font-size:17px;line-height:1.85;color:rgba(242,241,237,.82);max-width:56ch}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-count{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  font-size:13px;color:rgba(242,241,237,.86);
}
.hero-count b{font-family:var(--mono);color:var(--primary);font-size:15px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}

/* ---------- 指标条 ---------- */
.stats-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper-2);margin-top:40px}
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:26px 26px 26px 0;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat__num{font-family:var(--mono);font-size:clamp(24px,2.4vw,32px);font-weight:700;color:var(--ink-900);line-height:1.15}
.stat__num span{font-size:.5em;font-weight:500;color:var(--muted);margin-left:4px;font-family:var(--sans)}
.stat__label{font-size:13px;color:var(--muted);margin-top:6px}

/* ---------- 筛选条 ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.chip{
  height:38px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);
  font-size:14px;color:var(--ink-700);
  transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.chip:hover{border-color:var(--ink-900);color:var(--ink-900)}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:var(--ink-900);font-weight:600}
.filters__note{font-size:13px;color:var(--muted);margin-left:auto;align-self:center;font-family:var(--mono)}

/* ---------- 双列大卡网格 ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.game-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.game-card:hover{transform:translateY(-2px);border-color:#D5D2CA}
.thumb{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-2)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.game-card:hover .thumb img{transform:scale(1.03)}
.thumb__badge{position:absolute;left:14px;top:14px}
.thumb__stat{
  position:absolute;right:14px;bottom:14px;
  padding:5px 12px;border-radius:999px;
  background:rgba(12,13,16,.72);color:#fff;
  font-family:var(--mono);font-size:12px;letter-spacing:.02em;
}
.card-body{padding:22px 24px 24px}
.card-title{
  font-size:21px;font-weight:600;line-height:1.35;color:var(--ink-900);
  margin-bottom:10px;letter-spacing:-.01em;
}
.card-desc{
  font-size:15px;color:var(--muted);line-height:1.85;
  margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.card-meta{
  display:flex;flex-wrap:wrap;gap:16px;
  padding-top:14px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:12.5px;color:var(--muted);
}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;position:relative;overflow:hidden;
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.step:hover{transform:translateY(-2px);border-color:var(--primary-deep)}
.step__no{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--primary-deep);letter-spacing:.14em}
.step h3{font-size:19px;font-weight:600;color:var(--ink-900);margin:14px 0 10px;line-height:1.4}
.step p{font-size:14.5px;color:var(--muted);line-height:1.85}
.step::after{
  content:"";position:absolute;left:24px;right:24px;bottom:0;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform .32s var(--ease);
}
.step:hover::after{transform:scaleX(1)}

/* ---------- 榜单区 ---------- */
.board{
  background:var(--paper-2);border:1px solid var(--line);
  border-radius:24px;padding:38px 40px;
}
.rank-item{
  display:flex;align-items:baseline;gap:18px;
  padding:18px 14px;border-bottom:1px solid #DFDCD4;
  border-radius:10px;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{background:var(--surface);transform:translateX(4px)}
.rank-no{font-family:var(--mono);font-size:19px;font-weight:700;color:var(--primary-deep);width:36px;flex:none}
.rank-main{flex:1;min-width:0}
.rank-main h3{font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.4}
.rank-main p{font-size:13.5px;color:var(--muted);margin-top:4px}
.rank-live{font-family:var(--mono);font-size:13px;color:var(--ink-700);white-space:nowrap}
.rank-live b{color:var(--accent)}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 4px;font-size:17px;font-weight:600;color:var(--ink-900);
  transition:color .2s var(--ease);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--primary-deep)}
.faq__ico{
  flex:none;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  font-family:var(--mono);font-size:15px;color:var(--ink-700);
  transition:transform .32s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.faq details[open] .faq__ico{transform:rotate(45deg);background:var(--primary);border-color:var(--primary);color:var(--ink-900)}
.faq__body{padding:0 4px 22px;max-width:78ch}
.faq__body p{font-size:15.5px;line-height:1.9;color:var(--muted)}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-900);border-radius:24px;
  padding:46px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:var(--on-dark);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(203,242,74,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(203,242,74,.06) 1px,transparent 1px);
  background-size:44px 44px;
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{font-size:clamp(24px,2.8vw,36px);font-weight:700;line-height:1.2;color:#fff;letter-spacing:-.01em}
.cta-band p{font-size:15px;color:rgba(242,241,237,.72);margin-top:12px;max-width:52ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页面间导航 ---------- */
.page-nav{display:flex;flex-wrap:wrap;gap:12px;padding-top:8px}
.page-nav a{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);
  font-size:14px;color:var(--ink-700);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.page-nav a:hover{border-color:var(--ink-900);color:var(--ink-900);background:var(--paper-2)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-900);color:rgba(242,241,237,.72);
  margin-top:72px;padding:60px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:15px;margin-bottom:14px}
.footer-brand .brand__mark{width:34px;height:34px;font-size:17px;border-radius:10px}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(242,241,237,.62);max-width:40ch}
.site-footer h4{font-size:13px;font-weight:600;letter-spacing:.08em;color:rgba(242,241,237,.5);margin-bottom:14px}
.site-footer ul{display:flex;flex-direction:column;gap:10px}
.site-footer ul a{font-size:14px;color:rgba(242,241,237,.78);transition:color .2s var(--ease)}
.site-footer ul a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--primary)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:12.5px;color:rgba(242,241,237,.45);
}

/* ---------- 响应式 ---------- */
@media (min-width:1024px) and (max-width:1199px){
  :root{--sidenav-w:200px}
  .main-col .wrap{padding-left:36px;padding-right:32px}
}
@media (max-width:1023px){
  .shell{display:block}
  .sidenav{
    position:fixed;top:0;left:0;bottom:0;height:100%;
    width:286px;flex:none;padding:26px 18px 20px;
    transform:translateX(-100%);
    transition:transform .2s var(--ease);
  }
  .sidenav.is-open{transform:translateX(0)}
  .topbar{display:flex}
  .main-col .wrap{padding-left:22px;padding-right:22px}
  .cat-hero{padding:34px 26px 32px;border-radius:20px}
  .lede{font-size:16px}
  .section{padding:44px 0}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding-right:0}
  .stat:nth-child(odd){border-right:1px solid var(--line);padding-right:22px}
  .stat:nth-last-child(-n+2){border-bottom:0}
  .grid-2{grid-template-columns:1fr}
  .flow{grid-template-columns:repeat(2,1fr)}
  .board{padding:28px 22px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .section{padding:36px 0}
  .cat-hero h1{font-size:clamp(28px,7.6vw,40px)}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .flow{grid-template-columns:1fr}
  .filters__note{margin-left:0;width:100%}
  .card-title{font-size:19px}
  .cta-band h2{font-size:26px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .btn{width:100%;justify-content:center}
  .hero-actions{flex-direction:column;align-items:stretch}
  .cta-actions{width:100%;flex-direction:column}
  .card-meta{font-size:12px;gap:12px}
  .page-nav a{flex:1 1 100%;justify-content:center}
  .stat__num{font-size:24px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .game-card:hover,.step:hover,.rank-item:hover{transform:none}
  .game-card:hover .thumb img{transform:none}
}

/* roulang page: category3 */
:root{
  --ink-900:#0C0D10;
  --ink-800:#16181D;
  --ink-700:#23262C;
  --paper:#F6F5F2;
  --surface:#FFFFFF;
  --paper-2:#EEECE6;
  --primary:#CBF24A;
  --primary-deep:#A8CE22;
  --accent:#FF5C2B;
  --muted:#6E6F76;
  --line:#E3E1DB;
  --ink-on:#F2F1ED;
  --radius-card:16px;
  --radius-lg:20px;
  --radius-btn:10px;
  --shadow-1:0 1px 2px rgba(12,13,16,.04), 0 8px 24px -16px rgba(12,13,16,.18);
  --t:200ms cubic-bezier(.22,1,.36,1);
  --t-fast:120ms cubic-bezier(.22,1,.36,1);
  --t-slow:320ms cubic-bezier(.22,1,.36,1);
  --font-cn:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-700);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.mono{font-family:var(--font-mono);letter-spacing:.02em}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px}
::selection{background:var(--primary);color:var(--ink-900)}

/* ---------- 布局骨架 ---------- */
.app{display:flex;min-height:100vh;align-items:flex-start}
.main{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding-left:56px;padding-right:40px}
.section{padding:96px 0}
.section--tint{background:var(--paper-2)}
.section--tight{padding:72px 0}
[id]{scroll-margin-top:80px}

/* ---------- 左侧导航 ---------- */
.sidenav{
  position:sticky;
  top:0;
  flex:0 0 248px;
  width:248px;
  height:100vh;
  background:var(--ink-900);
  color:var(--ink-on);
  display:flex;
  flex-direction:column;
  gap:22px;
  padding:28px 18px 24px;
  overflow-y:auto;
  z-index:60;
}
.sidenav__brand{display:flex;align-items:center;gap:10px;padding:0 8px 20px;border-bottom:1px solid rgba(255,255,255,.08)}
.brand__mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:10px;
  background:var(--primary);color:var(--ink-900);
  display:grid;place-items:center;font-weight:800;font-size:17px;line-height:1;
}
.brand__name{font-size:15px;font-weight:700;color:#fff;line-height:1.35;letter-spacing:.01em}
.nav-label{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;color:rgba(242,241,237,.38);padding:0 10px 10px}
.sidenav__nav{display:flex;flex-direction:column;gap:4px}
.nav-item{
  position:relative;display:flex;align-items:center;gap:8px;
  padding:11px 12px;border-radius:8px;border-left:3px solid transparent;
  color:rgba(242,241,237,.72);font-size:14.5px;line-height:1.5;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t-fast);
}
.nav-item:hover{background:rgba(255,255,255,.05);color:#fff;border-left-color:var(--primary)}
.nav-item.is-active{background:rgba(203,242,74,.08);color:#fff;font-weight:600;border-left-color:var(--primary)}
.nav-item__no{font-family:var(--font-mono);font-size:12px;color:var(--primary);flex:0 0 auto}
.sidenav__live{
  margin-top:auto;background:var(--ink-800);
  border:1px solid rgba(255,255,255,.08);border-radius:14px;
  padding:16px;display:flex;flex-direction:column;gap:10px;
}
.sidenav__live h3{font-size:14px;font-weight:600;color:#fff;display:flex;align-items:center;gap:8px}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:0 0 8px;animation:pulse 2.2s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,92,43,.55)}
  70%{box-shadow:0 0 0 9px rgba(255,92,43,0)}
  100%{box-shadow:0 0 0 0 rgba(255,92,43,0)}
}
.sidenav__live p{font-size:12.5px;line-height:1.75;color:rgba(242,241,237,.55)}
.sidenav__live .counter{font-family:var(--font-mono);font-size:22px;font-weight:700;color:var(--primary);letter-spacing:.04em}
.sidenav__foot{padding-top:16px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:8px}
.sidenav__foot a{font-size:13px;color:rgba(242,241,237,.55);transition:color var(--t)}
.sidenav__foot a:hover{color:var(--primary)}

/* ---------- 移动端顶栏与抽屉 ---------- */
.topbar{
  display:none;position:sticky;top:0;z-index:70;
  height:64px;align-items:center;justify-content:space-between;
  padding:0 18px;background:rgba(246,245,242,.94);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
}
.topbar__brand{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:700;color:var(--ink-900)}
.topbar__brand .brand__mark{width:30px;height:30px;flex:0 0 30px;font-size:15px;border-radius:8px}
.topbar__toggle{
  width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:var(--surface);display:grid;place-items:center;gap:4px;cursor:pointer;padding:0;
}
.topbar__toggle span{display:block;width:18px;height:2px;background:var(--ink-900);border-radius:2px;transition:transform var(--t),opacity var(--t)}
.topbar__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.topbar__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.topbar__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(12,13,16,.55);
  opacity:0;pointer-events:none;transition:opacity var(--t);z-index:55;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.no-scroll{overflow:hidden}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background var(--t),color var(--t),border-color var(--t),transform var(--t-fast),box-shadow var(--t);
  white-space:nowrap;
}
.btn--primary{background:var(--primary);color:var(--ink-900)}
.btn--primary:hover{background:var(--primary-deep)}
.btn--primary:hover .btn__arrow{transform:translateX(2px)}
.btn--line{background:transparent;border-color:var(--ink-900);color:var(--ink-900)}
.btn--line:hover{background:var(--ink-900);color:var(--paper)}
.btn--light{background:var(--primary);color:var(--ink-900)}
.btn--light:hover{background:var(--primary-deep)}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.28);color:var(--ink-on)}
.btn--ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn--sm{height:38px;padding:0 16px;font-size:14px}
.btn__arrow{display:inline-block;transition:transform var(--t-fast)}
.btn--text{
  height:auto;padding:0;background:none;border:none;border-bottom:1px solid currentColor;
  padding-bottom:2px;font-size:14.5px;font-weight:600;color:var(--ink-900);border-radius:0;
}
.btn--text:hover{color:var(--primary-deep)}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 12px;border-radius:999px;font-size:13px;line-height:1.6;
  border:1px solid var(--line);background:rgba(255,255,255,.72);color:var(--ink-700);
}
.badge--count{border-color:rgba(168,206,34,.55);background:rgba(203,242,74,.16);color:var(--ink-900);font-weight:600}
.badge--live{border-color:rgba(255,92,43,.4);background:rgba(255,92,43,.1);color:#C43F14}
.badge--muted{border-color:var(--line);background:var(--paper-2);color:var(--muted)}
.badge--on-dark{border-color:rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:var(--ink-on)}
.eyebrow{
  display:inline-block;font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;
  color:var(--primary-deep);margin-bottom:12px;
}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{font-size:clamp(26px,3vw,40px);font-weight:700;line-height:1.15;color:var(--ink-900);letter-spacing:-.01em}
.section-head p{max-width:640px;margin-top:12px;color:var(--muted);font-size:15px}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  background:var(--paper-2);
  border-bottom:1px solid var(--line);
  padding:64px 0 56px;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center}
.crumbs{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted);margin-bottom:22px}
.crumbs a{transition:color var(--t)}
.crumbs a:hover{color:var(--ink-900)}
.crumbs__sep{width:1px;height:13px;background:var(--line);display:inline-block}
.cat-hero h1{
  font-size:clamp(36px,5.2vw,68px);font-weight:800;line-height:1.06;
  letter-spacing:-.02em;color:var(--ink-900);max-width:18ch;
}
.hero-lead{margin-top:22px;font-size:17px;line-height:1.9;color:var(--ink-700);max-width:56ch}
.hero-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1)}
.hero-figure img{width:100%;aspect-ratio:3/2;object-fit:cover}
.hero-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:12px 16px;
  background:linear-gradient(to top,rgba(12,13,16,.82),rgba(12,13,16,0));
  font-size:12px;color:rgba(242,241,237,.86);
}

/* ---------- 杂志错位排版 ---------- */
.mag-feature{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:24px;align-items:start}
.mag-columns{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.mag-col{display:flex;flex-direction:column;gap:24px}
.mag-col:nth-child(2){margin-top:56px}
.mag-col:nth-child(3){margin-top:112px}
.mag-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.mag-card:hover{transform:translateY(-2px);border-color:#D6E39B;box-shadow:0 2px 4px rgba(12,13,16,.05),0 18px 34px -22px rgba(12,13,16,.28)}
.mag-card__media{overflow:hidden;background:var(--paper-2)}
.mag-card__media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow)}
.mag-card:hover .mag-card__media img{transform:scale(1.03)}
.ratio-16x10{aspect-ratio:16/10}
.ratio-16x9{aspect-ratio:16/9}
.ratio-4x3{aspect-ratio:4/3}
.ratio-3x2{aspect-ratio:3/2}
.ratio-1x1{aspect-ratio:1/1}
.mag-card__body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:14px;flex:1}
.mag-card__top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tag{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;
  color:var(--ink-900);background:rgba(203,242,74,.28);
  border-radius:6px;padding:3px 8px;
}
.tag--quiet{background:var(--paper-2);color:var(--muted)}
.mag-card h3{font-size:22px;font-weight:600;line-height:1.35;color:var(--ink-900);letter-spacing:-.01em}
.mag-card--lg h3{font-size:clamp(24px,2.4vw,32px);line-height:1.25}
.mag-card p{font-size:15px;color:var(--muted);line-height:1.9}
.mag-card__meta{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--muted);
}
.mag-card__meta .mono{color:var(--ink-900);font-weight:600}

/* ---------- 节奏数据条 ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;background:var(--line);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
}
.metric{background:var(--paper);padding:28px 24px;display:flex;flex-direction:column;gap:6px}
.metric__num{font-family:var(--font-mono);font-size:clamp(26px,2.6vw,34px);font-weight:700;color:var(--ink-900);letter-spacing:.01em}
.metric__num em{font-style:normal;font-size:15px;color:var(--muted);margin-left:4px}
.metric__label{font-size:13px;color:var(--muted)}

/* ---------- 订阅表单 ---------- */
.subscribe{
  margin-top:40px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:32px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:40px;align-items:center;
}
.subscribe h3{font-size:22px;font-weight:600;color:var(--ink-900);line-height:1.35}
.subscribe p{font-size:14.5px;color:var(--muted);margin-top:10px}
.form-row{display:flex;gap:12px;flex-wrap:wrap}
.field{flex:1 1 260px;display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;color:var(--muted)}
.field input{
  height:44px;padding:0 14px;border-radius:var(--radius-btn);
  border:1px solid var(--line);background:var(--paper);color:var(--ink-900);
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.field input::placeholder{color:#A2A2A6}
.field input:focus{border-color:var(--primary-deep);background:var(--surface);box-shadow:0 0 0 3px rgba(203,242,74,.28);outline:none}
.form-note{font-size:12.5px;color:var(--muted);margin-top:12px}
.form-msg{margin-top:14px;font-size:13.5px;padding:10px 14px;border-left:3px solid var(--primary);background:rgba(203,242,74,.12);border-radius:0 8px 8px 0;display:none}
.form-msg.is-error{border-left-color:var(--accent);background:rgba(255,92,43,.1)}
.form-msg.is-visible{display:block}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:26px 4px;font-size:clamp(17px,1.6vw,20px);font-weight:600;color:var(--ink-900);
  transition:padding-left var(--t),color var(--t);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{padding-left:10px;color:var(--primary-deep)}
.faq-item__icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  font-family:var(--font-mono);font-size:15px;color:var(--muted);
  transition:transform var(--t-slow),border-color var(--t),color var(--t);
}
.faq-item[open] .faq-item__icon{transform:rotate(45deg);border-color:var(--primary-deep);color:var(--ink-900)}
.faq-item__body{padding:0 4px 28px;max-width:900px;font-size:15.5px;color:var(--muted)}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  background-color:var(--ink-900);
  background-image:linear-gradient(rgba(203,242,74,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(203,242,74,.06) 1px,transparent 1px);
  background-size:48px 48px;
  color:var(--ink-on);
}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:32px;padding-top:64px;padding-bottom:64px;flex-wrap:wrap}
.cta-band h2{font-size:clamp(24px,2.6vw,36px);font-weight:700;line-height:1.2;color:#fff;max-width:22ch}
.cta-band p{margin-top:12px;font-size:15px;color:rgba(242,241,237,.6);max-width:52ch}

/* ---------- 页末横向导航 ---------- */
.cross-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.cross-link{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:26px 28px;border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--surface);transition:border-color var(--t),transform var(--t),background var(--t);
}
.cross-link:hover{border-color:var(--ink-900);transform:translateY(-2px)}
.cross-link span{font-size:13px;color:var(--muted);display:block;margin-bottom:4px}
.cross-link strong{font-size:18px;font-weight:600;color:var(--ink-900)}
.cross-link .btn__arrow{font-family:var(--font-mono);color:var(--primary-deep);font-size:18px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(242,241,237,.7);margin-top:auto}
.site-footer .wrap{padding-top:72px;padding-bottom:32px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(242,241,237,.55);max-width:38ch}
.site-footer h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.site-footer ul{display:flex;flex-direction:column;gap:10px}
.site-footer ul a{font-size:14px;color:rgba(242,241,237,.6);transition:color var(--t),border-color var(--t);border-bottom:1px solid transparent;display:inline-block}
.site-footer ul a:hover{color:var(--primary);border-bottom-color:var(--primary)}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(242,241,237,.42);
}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  .wrap{padding-left:44px;padding-right:32px}
}
@media (max-width:1199px){
  .sidenav{flex:0 0 200px;width:200px;padding:24px 14px 20px}
  .wrap{padding-left:36px;padding-right:28px}
  .mag-columns{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mag-col:nth-child(3){margin-top:0}
  .mag-col:nth-child(2){margin-top:48px}
}
@media (max-width:1023px){
  .sidenav{
    position:fixed;left:0;top:0;height:100vh;width:288px;flex:0 0 288px;
    transform:translateX(-102%);transition:transform var(--t-slow);
    box-shadow:0 24px 60px -20px rgba(0,0,0,.5);
  }
  .sidenav.is-open{transform:translateX(0)}
  .topbar{display:flex}
  .wrap{padding-left:24px;padding-right:24px}
  .section{padding:64px 0}
  .cat-hero{padding:40px 0 44px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-hero h1{max-width:none}
  .mag-feature{grid-template-columns:1fr}
  .subscribe{grid-template-columns:1fr;gap:24px;padding:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  body{font-size:15.5px;line-height:1.85}
  .mag-columns{grid-template-columns:1fr}
  .mag-col:nth-child(2){margin-top:0}
  .mag-col:nth-child(3){margin-top:0}
  .mag-card__body{padding:20px}
  .section-head{margin-bottom:28px}
  .cta-band .wrap{padding-top:48px;padding-bottom:48px}
  .cross-nav{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .site-footer .wrap{padding-top:56px}
}
@media (max-width:520px){
  .wrap{padding-left:18px;padding-right:18px}
  .hero-meta .badge:not(.badge--live){display:none}
  .btn{width:100%}
  .btn--text,.btn--sm{width:auto}
  .form-row{flex-direction:column}
  .metrics{grid-template-columns:1fr}
  .metric{padding:20px}
  .mag-card__meta{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category4 */
:root{
  --ink-900:#0C0D10;
  --ink-800:#16181D;
  --ink-700:#23262C;
  --paper:#F6F5F2;
  --surface:#FFFFFF;
  --paper-2:#EEECE6;
  --primary:#CBF24A;
  --primary-deep:#A8CE22;
  --accent:#FF5C2B;
  --muted:#6E6F76;
  --line:#E3E1DB;
  --reverse:#F2F1ED;
  --font-sans:"HarmonyOS Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono","DIN Alternate",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --shadow-1:0 1px 2px rgba(12,13,16,.04),0 8px 24px -16px rgba(12,13,16,.18);
  --r-card:16px;
  --r-lg:20px;
  --r-btn:10px;
  --r-pill:999px;
  --t:200ms cubic-bezier(.22,1,.36,1);
  --t-fast:120ms cubic-bezier(.22,1,.36,1);
  --t-slow:320ms cubic-bezier(.22,1,.36,1);
  --sidenav-w:248px;
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-700);
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;line-height:1.18}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.mono{font-family:var(--font-mono);letter-spacing:.02em}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 32px}
section{scroll-margin-top:80px}

/* ============ 移动端顶栏 ============ */
.mobbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:64px;
  align-items:center;
  justify-content:space-between;
  padding:0 18px;
  background:rgba(246,245,242,.94);
  backdrop-filter:saturate(150%) blur(6px);
  border-bottom:1px solid var(--line);
  z-index:100;
}
.mobbar .brand{gap:10px}
.mobbar .brand__text{font-size:15px;font-weight:700;color:var(--ink-900)}
.burger{
  width:44px;height:44px;
  display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  border-radius:10px;
  transition:background var(--t-fast);
}
.burger:hover{background:var(--paper-2)}
.burger span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink-900);transition:transform var(--t),opacity var(--t-fast)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ 左侧竖向导航 ============ */
.sidenav{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidenav-w);
  background:var(--ink-900);
  border-right:1px solid rgba(255,255,255,.07);
  overflow-y:auto;
  z-index:80;
  transition:transform var(--t);
}
.sidenav__inner{
  display:flex;
  flex-direction:column;
  gap:26px;
  min-height:100%;
  padding:30px 20px 30px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  text-decoration:none;
}
.brand__mark{
  flex:0 0 auto;
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:11px;
  background:var(--primary);
  color:var(--ink-900);
  font-weight:800;
  font-size:19px;
  line-height:1;
}
.brand__text{
  font-size:15px;
  font-weight:700;
  line-height:1.35;
  color:var(--reverse);
}
.sidenav__nav{display:flex;flex-direction:column;gap:3px}
.nav-label{
  display:block;
  padding:0 14px 10px;
  font-size:12px;
  letter-spacing:.16em;
  color:rgba(242,241,237,.42);
}
.nav-item{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 12px 11px 15px;
  border-radius:10px;
  font-size:15px;
  color:rgba(242,241,237,.72);
  transition:color var(--t-fast),background var(--t-fast);
}
.nav-item::before{
  content:"";
  position:absolute;
  left:2px;top:50%;
  width:3px;height:20px;
  border-radius:2px;
  background:var(--primary);
  opacity:0;
  transform:translateY(-50%) scaleY(.2);
  transition:opacity var(--t),transform var(--t);
}
.nav-item:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-item:hover::before{opacity:1;transform:translateY(-50%) scaleY(1)}
.nav-item.is-active{color:#fff;background:rgba(203,242,74,.08)}
.nav-item.is-active::before{opacity:1;transform:translateY(-50%) scaleY(1)}
.nav-item__no{font-family:var(--font-mono);font-size:12px;color:var(--primary);opacity:.9}

.side-live{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:auto;
  padding:14px 16px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-card);
  background:var(--ink-800);
}
.side-live__dot{
  position:relative;
  flex:0 0 auto;
  width:9px;height:9px;
  border-radius:50%;
  background:var(--accent);
}
.side-live__dot::after{
  content:"";
  position:absolute;inset:-5px;
  border-radius:50%;
  border:1px solid var(--accent);
  opacity:.6;
  animation:pulse 2.2s ease-out infinite;
}
@keyframes pulse{
  0%{transform:scale(.6);opacity:.7}
  100%{transform:scale(1.4);opacity:0}
}
.side-live__title{margin:0;font-size:13px;color:rgba(242,241,237,.66)}
.side-live__time{
  margin:2px 0 0;
  font-size:17px;
  font-weight:700;
  color:var(--primary);
}
.sidenav__foot{
  display:flex;
  flex-direction:column;
  gap:9px;
  padding-top:18px;
  border-top:1px solid rgba(255,255,255,.07);
  font-size:13.5px;
}
.sidenav__foot a{color:rgba(242,241,237,.6);transition:color var(--t-fast)}
.sidenav__foot a:hover{color:var(--primary)}
.sidenav__foot .mono{color:rgba(242,241,237,.32);font-size:12px;margin-top:4px}

.scrim{
  position:fixed;inset:0;
  background:rgba(12,13,16,.5);
  opacity:0;
  visibility:hidden;
  transition:opacity var(--t),visibility var(--t);
  z-index:70;
}

/* ============ 主体 ============ */
.main{margin-left:var(--sidenav-w)}

/* ============ 分类 Hero ============ */
.cat-hero{
  background:var(--paper);
  padding:52px 0 0;
  border-bottom:1px solid var(--line);
}
.cat-hero__grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:56px;
  align-items:center;
  padding-bottom:52px;
}
.crumbs{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:22px;
  font-size:13.5px;
  color:var(--muted);
}
.crumbs a{transition:color var(--t-fast)}
.crumbs a:hover{color:var(--ink-900)}
.crumb-sep{width:1px;height:12px;background:var(--line);display:inline-block}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border:1px solid var(--primary-deep);
  border-radius:var(--r-pill);
  background:rgba(203,242,74,.16);
  color:var(--ink-900);
  font-size:13px;
  line-height:1.5;
}
.badge__dot{width:7px;height:7px;border-radius:50%;background:var(--primary-deep)}
.badge--muted{border-color:var(--line);background:var(--paper-2);color:var(--muted)}
.cat-hero h1{
  margin:22px 0 18px;
  font-size:clamp(32px,4.2vw,54px);
  font-weight:800;
  line-height:1.1;
  letter-spacing:-.02em;
}
.cat-hero__lead{
  max-width:620px;
  font-size:17px;
  color:var(--muted);
}
.cat-hero__actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.cat-hero__media{
  margin:0;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--paper-2);
  box-shadow:var(--shadow-1);
  aspect-ratio:16/10;
}
.cat-hero__media img{width:100%;height:100%;object-fit:cover}

/* ============ 指标条 ============ */
.metrics{
  background:var(--ink-900);
  color:var(--reverse);
  padding:30px 0;
}
.metrics__grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.metric{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding-left:20px;
  border-left:1px solid rgba(255,255,255,.1);
}
.metric:first-child{border-left:0;padding-left:0}
.metric__num{
  font-size:30px;
  font-weight:700;
  color:var(--primary);
  line-height:1.2;
}
.metric__num small{font-size:14px;margin-left:3px;font-weight:500;color:rgba(242,241,237,.66)}
.metric__label{font-size:13.5px;color:rgba(242,241,237,.63)}

/* ============ 板块通用 ============ */
.section{padding:var(--sec-gap) 0 0}
.section:last-of-type{padding-bottom:var(--sec-gap)}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:40px;
}
.sec-head h2{
  font-size:clamp(26px,3vw,40px);
  letter-spacing:-.01em;
}
.eyebrow{
  display:block;
  margin-bottom:12px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.18em;
  color:var(--primary-deep);
}
.eyebrow--light{color:var(--primary)}
.sec-head p{max-width:520px;color:var(--muted);font-size:15.5px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  gap:9px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  transition:background var(--t-fast),color var(--t-fast),border-color var(--t-fast),transform var(--t-fast);
}
.btn__arrow{transition:transform var(--t)}
.btn:hover .btn__arrow{transform:translateX(3px)}
.btn--primary{background:var(--primary);color:var(--ink-900)}
.btn--primary:hover{background:var(--primary-deep)}
.btn--ghost{border:1px solid rgba(255,255,255,.24);color:var(--reverse)}
.btn--ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn--dark{border:1px solid var(--ink-900);color:var(--ink-900);background:transparent}
.btn--dark:hover{background:var(--ink-900);color:var(--reverse)}
.btn--sm{height:38px;padding:0 18px;font-size:14px}
.btn--block{width:100%;justify-content:center}

/* ============ 清单条目（核心） ============ */
.checklist{border-top:1px solid var(--line)}
.item{border-bottom:1px solid var(--line)}
.item summary{
  display:grid;
  grid-template-columns:96px 1fr 34px;
  align-items:center;
  gap:20px;
  padding:28px 6px;
  cursor:pointer;
  list-style:none;
  transition:background var(--t-fast),padding var(--t-fast);
}
.item summary::-webkit-details-marker{display:none}
.item summary:hover{background:rgba(238,236,230,.55);padding-left:14px}
.item__no{
  font-family:var(--font-mono);
  font-size:clamp(24px,2.6vw,34px);
  font-weight:700;
  color:var(--primary-deep);
  line-height:1;
  transition:color var(--t-fast);
}
.item summary:hover .item__no{color:var(--ink-900)}
.item__title{
  font-size:clamp(19px,1.6vw,22px);
  font-weight:600;
  color:var(--ink-900);
  line-height:1.4;
}
.item__hint{display:block;margin-top:4px;font-size:13.5px;color:var(--muted);font-weight:400}
.chev{
  justify-self:end;
  width:11px;height:11px;
  border-right:2px solid var(--muted);
  border-bottom:2px solid var(--muted);
  transform:rotate(45deg);
  transition:transform var(--t-slow),border-color var(--t-fast);
}
.item[open] .chev{transform:rotate(-135deg);border-color:var(--primary-deep)}
.item[open] summary .item__no{color:var(--ink-900)}
.item__body{
  padding:0 6px 32px 122px;
  max-width:920px;
  color:var(--ink-700);
  font-size:16px;
}
.item__body p{color:var(--muted)}
.item__meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 11px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:var(--surface);
  font-size:12.5px;
  color:var(--muted);
}
.tag--mono{font-family:var(--font-mono);letter-spacing:.02em}
.tag--accent{border-color:rgba(255,92,43,.32);background:rgba(255,92,43,.08);color:#C2401A}

/* ============ 处理流程（深色区块） ============ */
.band{
  background:var(--ink-900);
  color:var(--reverse);
  padding:var(--sec-gap) 0;
}
.band h2,.band h3{color:var(--reverse)}
.band .sec-head p{color:rgba(242,241,237,.66)}
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-card);
  overflow:hidden;
}
.flow__step{
  padding:30px 26px 34px;
  background:var(--ink-900);
  transition:background var(--t);
}
.flow__step:hover{background:var(--ink-800)}
.flow__no{
  display:block;
  font-family:var(--font-mono);
  font-size:13px;
  color:var(--primary);
  letter-spacing:.14em;
}
.flow__step h3{margin:16px 0 10px;font-size:20px;font-weight:600}
.flow__step p{font-size:14.5px;color:rgba(242,241,237,.66)}
.flow__time{
  display:inline-block;
  margin-top:18px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:rgba(203,242,74,.12);
  color:var(--primary);
  font-family:var(--font-mono);
  font-size:12.5px;
}
.flow__time--live{background:rgba(255,92,43,.14);color:#FF8A63}

/* ============ 受理范围 ============ */
.scope{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.scope__media{
  margin:0;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:4/3;
  background:var(--paper-2);
}
.scope__media img{width:100%;height:100%;object-fit:cover}
.scope__list{display:grid;gap:0;border-top:1px solid var(--line)}
.scope__list li{
  display:grid;
  grid-template-columns:26px 1fr;
  gap:14px;
  padding:18px 0;
  border-bottom:1px solid var(--line);
}
.scope__check{
  width:20px;height:20px;
  margin-top:4px;
  display:grid;place-items:center;
  border-radius:50%;
  background:rgba(203,242,74,.28);
  color:var(--ink-900);
  font-size:12px;
  font-weight:700;
}
.scope__list strong{display:block;font-size:16px;color:var(--ink-900);font-weight:600}
.scope__list span{font-size:14.5px;color:var(--muted)}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:24px 6px;
  cursor:pointer;
  list-style:none;
  font-size:17.5px;
  font-weight:600;
  color:var(--ink-900);
  transition:color var(--t-fast),padding var(--t-fast);
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary:hover{padding-left:14px;color:var(--ink-800)}
.faq__item[open] summary .chev{transform:rotate(-135deg);border-color:var(--primary-deep)}
.faq__body{
  padding:0 6px 26px;
  max-width:860px;
  color:var(--muted);
  font-size:15.5px;
}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;
  background:var(--ink-900);
  color:var(--reverse);
  overflow:hidden;
  margin-top:var(--sec-gap);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(203,242,74,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(203,242,74,.06) 1px,transparent 1px);
  background-size:44px 44px;
  pointer-events:none;
}
.cta-band__inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  padding-top:64px;
  padding-bottom:64px;
}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);color:var(--reverse)}
.cta-band p{margin-top:12px;max-width:560px;color:rgba(242,241,237,.68);font-size:15.5px}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 页面底部导航 ============ */
.page-nav{
  padding:44px 0;
  border-bottom:1px solid var(--line);
}
.page-nav__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.page-nav__links{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px}
.page-nav__label{font-size:13px;color:var(--muted);letter-spacing:.08em}
.page-nav__links a{
  font-size:14.5px;
  color:var(--ink-700);
  border-bottom:1px solid transparent;
  transition:color var(--t-fast),border-color var(--t-fast);
}
.page-nav__links a:hover{color:var(--ink-900);border-color:var(--primary-deep)}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-900);
  color:rgba(242,241,237,.72);
  padding:64px 0 28px;
  font-size:14.5px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
  font-size:16px;
  font-weight:700;
  color:var(--reverse);
}
.site-footer h4{
  margin:0 0 16px;
  font-size:14px;
  font-weight:600;
  color:var(--reverse);
  letter-spacing:.04em;
}
.site-footer p{color:rgba(242,241,237,.6);font-size:14px;line-height:1.85}
.site-footer ul{display:grid;gap:11px}
.site-footer li a{
  border-bottom:1px solid transparent;
  transition:color var(--t-fast),border-color var(--t-fast);
}
.site-footer li a:hover{color:var(--primary);border-color:var(--primary)}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  margin-top:48px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;
  color:rgba(242,241,237,.5);
}
.footer-bottom .mono{color:rgba(242,241,237,.34)}

/* ============ 淡入 ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity var(--t-slow),transform var(--t-slow)}
.reveal.is-in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1439.98px){
  .wrap{padding:0 28px}
}
@media (max-width:1199.98px){
  :root{--sidenav-w:200px}
  .scope{gap:36px}
  .flow{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1023.98px){
  :root{--sec-gap:56px}
  .mobbar{display:flex}
  .sidenav{
    width:100%;
    transform:translateX(-100%);
    border-right:0;
  }
  .sidenav.is-open{transform:translateX(0)}
  .sidenav__inner{padding:92px 26px 40px;gap:22px}
  .nav-item{font-size:19px;padding:15px 14px 15px 18px}
  .nav-item__no{font-size:13px}
  .side-live{margin-top:20px}
  .scrim.is-open{opacity:1;visibility:visible}
  .main{margin-left:0;padding-top:64px}
  .cat-hero{padding-top:34px}
  .cat-hero__grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px}
  .cat-hero__media{aspect-ratio:16/9}
  .metrics__grid{grid-template-columns:repeat(2,1fr);gap:22px}
  .metric:nth-child(3){border-left:0;padding-left:0}
  .scope{grid-template-columns:1fr}
  .scope__media{order:-1}
  .cta-band__inner{flex-direction:column;align-items:flex-start;padding-top:52px;padding-bottom:52px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .item summary{grid-template-columns:64px 1fr 30px;gap:14px;padding:24px 4px}
  .item__body{padding:0 4px 26px 82px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:16px}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .cat-hero h1{margin:18px 0 14px}
  .cat-hero__lead{font-size:16px}
  .flow{grid-template-columns:1fr}
  .item summary{grid-template-columns:52px 1fr 26px}
  .item__title{font-size:18px}
  .item__body{padding:0 4px 24px;font-size:15.5px}
  .faq__item summary{font-size:16.5px}
  .page-nav__inner{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band__actions{width:100%}
  .cta-band__actions .btn{flex:1 1 auto;justify-content:center}
}
@media (max-width:519.98px){
  .metrics__grid{grid-template-columns:1fr}
  .metric{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.1);padding-top:14px}
  .metric:first-child{border-top:0;padding-top:0}
  .btn{width:100%;justify-content:center}
  .cat-hero__actions{flex-direction:column;align-items:stretch}
  .item summary{grid-template-columns:44px 1fr 22px;gap:10px}
  .item__hint{display:none}
  .brand__text{font-size:14px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .reveal{opacity:1;transform:none}
}