/* roulang page: index */
:root{
  --ink-900:#15121A;
  --ink-800:#1E1927;
  --ink-line:#322B3E;
  --ink-text:#EDE9F2;
  --paper-0:#FFFFFF;
  --paper-1:#F6F4F1;
  --paper-2:#EDE9E3;
  --line:#E2DCD4;
  --brand:#6C4BF4;
  --brand-dark:#5533D6;
  --accent:#C8F14E;
  --warn:#FF6A4D;
  --ink-title:#15121A;
  --ink-body:#3A3540;
  --ink-muted:#6B6474;
  --ink-meta:#8E8898;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(21,18,26,.06),0 8px 24px -12px rgba(21,18,26,.18);
  --shadow-2:0 18px 48px -20px rgba(21,18,26,.35);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:ui-monospace,"SF Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper-1);
  color:var(--ink-body);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--ink-title);line-height:1.35}
h1{font-size:30px;line-height:1.28;font-weight:800;letter-spacing:.01em}
h2{font-size:24px;font-weight:700}
h3{font-size:20px;font-weight:600;line-height:1.5}
h4{font-size:17px;font-weight:600;line-height:1.6}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.hero :focus-visible,.site-footer :focus-visible,.brand-bar :focus-visible{outline-color:var(--accent)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
@media(min-width:768px){h1{font-size:36px}}
@media(min-width:1024px){h1{font-size:40px}}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.brand-bar{background:var(--ink-900);color:var(--ink-text)}
.brand-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:baseline;gap:8px;flex-shrink:0}
.brand__main{font-size:18px;font-weight:700;color:#fff;letter-spacing:.01em}
.brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(246,244,241,.6)}
.brand-bar__actions{display:flex;align-items:center;gap:10px}
.search-form{display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;border-radius:var(--r-pill);background:rgba(255,255,255,.06);border:1px solid var(--ink-line);transition:border-color .18s}
.search-form:focus-within{border-color:var(--accent)}
.search-form input{width:140px;background:transparent;border:0;outline:none;color:var(--ink-text);font-size:14px}
.search-form input::placeholder{color:rgba(237,233,242,.45)}
.search-form button{color:rgba(237,233,242,.72);font-size:14px;transition:color .18s}
.search-form button:hover{color:var(--accent)}
.nav-toggle{display:none;width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--ink-line);flex-direction:column;align-items:center;justify-content:center;gap:4px}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--ink-text);border-radius:2px}
.channel-bar{background:var(--paper-0);border-bottom:1px solid var(--line)}
.channel-bar__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:10px 20px;scrollbar-width:none}
.channel-bar__inner::-webkit-scrollbar{display:none}
@media(min-width:768px){.channel-bar__inner{padding:12px 32px;gap:10px}}
.channel-pill{flex:0 0 auto;padding:8px 16px;border-radius:var(--r-pill);font-size:14px;font-weight:600;color:var(--ink-body);border:1px solid transparent;transition:background .18s,color .18s,border-color .18s}
.channel-pill:hover{background:var(--paper-2)}
.channel-pill.is-active{background:var(--brand);color:#fff}
.channel-pill.is-active:hover{background:var(--brand-dark)}
.mobile-drawer{display:none;background:var(--ink-900);border-top:1px solid var(--ink-line);padding:12px 20px 20px}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{display:block;padding:12px 0;color:var(--ink-text);font-size:15px;border-bottom:1px solid rgba(50,43,62,.7)}
.mobile-drawer a.is-active{color:var(--accent)}
@media(max-width:767px){
  .nav-toggle{display:flex}
  .search-form{display:none}
  .brand-bar__actions .btn{display:none}
}

/* ---------- 按钮 / 徽章 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:2px solid transparent;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .12s ease-out}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark)}
.btn-accent{background:var(--accent);color:var(--ink-900)}
.btn-accent:hover{background:#b8e238}
.btn-outline{border-color:var(--line);color:var(--ink-title)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);background:rgba(108,75,244,.06)}
.btn-outline-light{border-color:rgba(246,244,241,.35);color:#fff}
.btn-outline-light:hover{border-color:var(--accent);color:var(--accent);background:rgba(200,241,78,.08)}
.btn-ghost{padding:0;height:auto;color:var(--brand);font-weight:600}
.btn-ghost::after{content:"→";margin-left:6px;transition:transform .18s}
.btn-ghost:hover{text-decoration:underline;text-underline-offset:4px}
.btn-ghost:hover::after{transform:translateX(3px)}
.btn-sm{height:34px;padding:0 14px;font-size:13px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.04em;line-height:1.6}
.badge-live{background:var(--warn);color:#fff}
.badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
.badge-soon{background:var(--accent);color:var(--ink-900)}
.badge-replay{background:rgba(21,18,26,.72);border:1px solid rgba(246,244,241,.45);color:#fff}
.badge-chip{background:var(--paper-0);border:1px solid var(--line);color:var(--ink-body);font-weight:500}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- Hero ---------- */
.hero-wrap{padding-top:24px}
.hero{position:relative;background:var(--ink-900);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-2);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(237,233,242,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(237,233,242,.05) 1px,transparent 1px);background-size:44px 44px;pointer-events:none}
@media(min-width:768px){.hero{padding:32px}}
.hero__grid{position:relative;display:grid;gap:26px}
@media(min-width:1024px){.hero__grid{grid-template-columns:7fr 5fr;gap:32px;align-items:start}}
.hero__cover{position:relative;border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/9;background:var(--ink-800)}
.hero__cover img{width:100%;height:100%;object-fit:cover;opacity:.9}
.hero__cover-badge{position:absolute;top:12px;left:12px}
.hero__cover-corner{position:absolute;right:12px;bottom:12px;padding:4px 10px;border-radius:var(--r-pill);background:rgba(21,18,26,.7);border:1px solid rgba(246,244,241,.3);color:#fff;font-size:12px}
.countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px}
.cd-block{background:var(--ink-800);border:1px solid var(--ink-line);border-radius:var(--r-sm);padding:10px 4px;text-align:center}
.cd-num{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:30px;line-height:1.1;font-weight:700;color:var(--accent);transition:opacity .12s}
.cd-label{display:block;margin-top:4px;font-size:11px;letter-spacing:.06em;color:rgba(237,233,242,.6)}
@media(min-width:768px){.cd-num{font-size:38px}}
.hero__sub{margin-top:12px;color:rgba(237,233,242,.78);font-size:16px;line-height:1.75}
.point-list{margin:20px 0 0;display:grid;gap:12px}
.point{display:flex;gap:12px;align-items:flex-start}
.point__num{flex:0 0 auto;width:34px;height:34px;border-radius:var(--r-pill);border:1px solid var(--accent);color:var(--accent);font-family:var(--font-num);font-size:13px;display:flex;align-items:center;justify-content:center;margin-top:2px}
.point__title{color:var(--ink-text);font-size:16px;font-weight:600;line-height:1.6}
.point__note{color:rgba(237,233,242,.6);font-size:13px;line-height:1.7}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero__tip{margin-top:12px;font-size:12px;color:rgba(237,233,242,.55)}

/* ---------- 板块 ---------- */
.section{padding:48px 0}
@media(min-width:1024px){.section{padding:72px 0}}
.section--tight{padding:32px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:24px}
.section-title{position:relative;padding-left:16px;font-size:24px;font-weight:700}
@media(min-width:768px){.section-title{font-size:28px}}
.section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--accent)}
.section-title--brand::before{background:var(--brand)}
.section-sub{margin-top:8px;font-size:14px;color:var(--ink-muted)}
.chip-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.chip-row::-webkit-scrollbar{display:none}
.chip{flex:0 0 auto;padding:6px 14px;border-radius:var(--r-pill);background:var(--paper-0);border:1px solid var(--line);font-size:13px;color:var(--ink-body);transition:all .18s}
.chip:hover{background:var(--paper-2)}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- 订阅提醒 ---------- */
.subscribe-bar{background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1);padding:20px;display:grid;gap:18px}
@media(min-width:900px){.subscribe-bar{grid-template-columns:1fr auto;align-items:center;padding:24px 28px}}
.subscribe-bar h3{font-size:19px}
.subscribe-bar p{margin-top:6px;font-size:14px;color:var(--ink-muted);max-width:640px}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap}
.field{flex:1 1 220px;min-width:200px}
.field input{width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--paper-0);padding:0 14px;transition:border-color .18s,box-shadow .18s}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,75,244,.16)}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-title);margin-bottom:6px}
.form-note{font-size:12px;color:var(--ink-meta);margin-top:8px}
.form-ok{display:none;margin-top:12px;padding:10px 14px;border-left:3px solid var(--accent);background:var(--paper-2);font-size:14px;color:var(--ink-body);border-radius:0 var(--r-sm) var(--r-sm) 0}
.form-ok.is-visible{display:block}

/* ---------- 横滑条 ---------- */
.rail-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.rail{display:flex;gap:16px;overflow-x:auto;padding:4px 4px 12px;scroll-snap-type:x mandatory;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail-card{flex:0 0 74%;max-width:300px;scroll-snap-align:start;background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);overflow:hidden;transition:transform .18s ease-out,box-shadow .18s ease-out}
@media(min-width:768px){.rail-card{flex:0 0 32%}}
@media(min-width:1024px){.rail-card{flex:0 0 23%}}
.rail-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.rail-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.rail-card:hover .rail-thumb img{transform:scale(1.03)}
.rail-duration{position:absolute;right:8px;bottom:8px;padding:2px 8px;border-radius:var(--r-pill);background:rgba(21,18,26,.75);color:#fff;font-size:12px;font-family:var(--font-num)}
.rail-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s}
.rail-card:hover .rail-play{opacity:1}
.rail-play span{width:46px;height:46px;border-radius:50%;background:var(--accent);color:var(--ink-900);display:flex;align-items:center;justify-content:center;font-size:16px}
.rail-body{padding:12px 14px 16px}
.rail-body h4{font-size:15px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rail-body p{margin-top:8px;font-size:12px;color:var(--ink-meta)}
.rail-nav{display:none;gap:8px}
@media(min-width:1024px){.rail-nav{display:flex}}
.rail-nav button{width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--paper-0);color:var(--ink-body);transition:all .18s}
.rail-nav button:hover{border-color:var(--brand);color:var(--brand)}

/* ---------- 内容列表（CMS） ---------- */
.post-list{display:grid;gap:16px}
@media(min-width:1024px){.post-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
.post-item{display:flex;gap:16px;background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-1);padding:14px;transition:transform .18s ease-out,box-shadow .18s ease-out}
.post-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.post-item__thumb{flex:0 0 120px;width:120px;height:90px;border-radius:var(--r-sm);overflow:hidden;background:var(--paper-2)}
.post-item__thumb img{width:100%;height:100%;object-fit:cover}
.post-item__body{min-width:0;display:flex;flex-direction:column;gap:6px}
.post-item__title{font-size:16px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-item__title a:hover{color:var(--brand)}
.post-item__sum{font-size:14px;line-height:1.7;color:var(--ink-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-item__meta{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-meta)}
.post-empty{grid-column:1/-1;padding:48px 20px;text-align:center;background:var(--paper-0);border:1px dashed var(--line);border-radius:var(--r-md)}
.post-empty__mark{width:48px;height:48px;margin:0 auto 12px;border-radius:var(--r-md);background:var(--paper-2);display:flex;align-items:center;justify-content:center;color:var(--ink-meta);font-size:20px}
.post-empty p{font-size:14px;color:var(--ink-muted)}
.post-empty a{margin-top:10px;display:inline-block;font-size:14px;color:var(--brand);font-weight:600}

/* ---------- 频道入口 ---------- */
.channel-grid{display:grid;gap:16px}
@media(min-width:1024px){.channel-grid{grid-template-columns:1fr 1fr}}
.channel-feature{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:280px;display:flex;align-items:flex-end;box-shadow:var(--shadow-2);color:#fff}
.channel-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.channel-feature::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,18,26,.15),rgba(21,18,26,.86))}
.channel-feature__body{position:relative;padding:24px;z-index:2}
.channel-feature__body h3{color:#fff;font-size:22px}
.channel-feature__body p{margin-top:8px;font-size:14px;color:rgba(246,244,241,.8);max-width:420px}
.channel-mini-list{display:grid;gap:12px}
@media(min-width:520px) and (max-width:1023px){.channel-mini-list{grid-template-columns:1fr 1fr}}
.channel-mini{display:flex;align-items:center;gap:14px;background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);padding:14px;box-shadow:var(--shadow-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s}
.channel-mini:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--brand)}
.channel-mini__thumb{flex:0 0 64px;width:64px;height:64px;border-radius:var(--r-sm);overflow:hidden;background:var(--paper-2)}
.channel-mini__thumb img{width:100%;height:100%;object-fit:cover}
.channel-mini__body{min-width:0;flex:1}
.channel-mini__body h4{font-size:16px}
.channel-mini__body p{margin-top:4px;font-size:13px;color:var(--ink-muted)}
.channel-mini__count{flex:0 0 auto;font-size:12px;color:var(--ink-meta);font-family:var(--font-num)}

/* ---------- 数据指标 ---------- */
.metrics{display:grid;gap:16px}
@media(min-width:520px){.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1024px){.metrics{grid-template-columns:repeat(4,minmax(0,1fr))}}
.metric{background:var(--ink-900);border:1px solid var(--ink-line);border-radius:var(--r-md);padding:22px;color:var(--ink-text)}
.metric__num{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:32px;font-weight:700;color:var(--accent);line-height:1.2}
.metric__label{display:block;margin-top:6px;font-size:14px;color:rgba(237,233,242,.75)}
.metric__note{display:block;margin-top:10px;font-size:12px;color:rgba(237,233,242,.45)}

/* ---------- FAQ ---------- */
.faq{background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-lg);padding:8px 24px;box-shadow:var(--shadow-1)}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;font-size:17px;font-weight:600;color:var(--ink-title)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;line-height:1;color:var(--brand);transition:transform .2s}
.faq details[open] summary::after{content:"−"}
.faq summary:hover{color:var(--brand)}
.faq .faq-a{padding:0 0 20px;font-size:15px;line-height:1.9;color:var(--ink-muted);max-width:860px}

/* ---------- CTA ---------- */
.cta-band{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--ink-900);color:var(--ink-text);padding:32px 24px}
@media(min-width:768px){.cta-band{padding:44px 40px}}
.cta-band img.cta-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22}
.cta-band__body{position:relative;display:grid;gap:22px}
@media(min-width:900px){.cta-band__body{grid-template-columns:1fr auto;align-items:center}}
.cta-band h2{color:#fff}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(237,233,242,.78);max-width:640px}
.cta-band .field label{color:var(--ink-text)}
.cta-band .field input{background:rgba(255,255,255,.08);border-color:var(--ink-line);color:#fff}
.cta-band .field input::placeholder{color:rgba(237,233,242,.4)}
.cta-band .field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.18)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:var(--ink-text);margin-top:56px;padding:48px 0 0}
.footer-grid{display:grid;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.footer-brand{display:flex;align-items:baseline;gap:8px}
.footer-brand__main{font-size:18px;font-weight:700;color:#fff}
.footer-brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(246,244,241,.6)}
.footer-about{margin-top:14px;font-size:14px;line-height:1.85;color:rgba(237,233,242,.62);max-width:340px}
.footer-col h3{font-size:14px;letter-spacing:.06em;color:#fff;font-weight:600}
.footer-col ul{margin-top:14px;display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(237,233,242,.7);transition:color .18s,transform .18s;display:inline-block}
.footer-col a:hover{color:var(--accent);transform:translateX(2px)}
.footer-sub p{font-size:14px;color:rgba(237,233,242,.62);margin-bottom:12px}
.footer-sub form{display:flex;gap:8px;flex-wrap:wrap}
.footer-sub input{flex:1 1 160px;height:44px;border-radius:var(--r-sm);border:1px solid var(--ink-line);background:rgba(255,255,255,.06);padding:0 12px;color:#fff;font-size:14px}
.footer-sub input::placeholder{color:rgba(237,233,242,.4)}
.footer-sub input:focus{outline:none;border-color:var(--accent)}
.footer-bottom{margin-top:40px;border-top:1px solid var(--ink-line);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(237,233,242,.5)}
.footer-bottom a:hover{color:var(--accent)}

/* ---------- 通用辅助 ---------- */
.stack-12{display:grid;gap:12px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* roulang page: article */
:root{
  --ink-900:#15121A;
  --ink-800:#1E1927;
  --ink-border:#322B3E;
  --ink-text:#EDE9F2;
  --paper-1:#F6F4F1;
  --paper-0:#FFFFFF;
  --paper-2:#EDE9E3;
  --line:#E2DCD4;
  --brand:#6C4BF4;
  --brand-dark:#5533D6;
  --accent:#C8F14E;
  --warn:#FF6A4D;
  --txt-1:#15121A;
  --txt-2:#3A3540;
  --txt-3:#6B6474;
  --txt-4:#8E8898;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(21,18,26,.06),0 8px 24px -12px rgba(21,18,26,.18);
  --shadow-2:0 18px 48px -20px rgba(21,18,26,.35);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font-sans);background:var(--paper-1);color:var(--txt-2);font-size:16px;line-height:1.9}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{padding-left:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.brand-bar :focus-visible,.mobile-drawer :focus-visible,.site-footer :focus-visible,.cta-band :focus-visible{outline-color:var(--accent)}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:768px){.container{padding-left:32px;padding-right:32px}}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ---------- 顶部品牌行 ---------- */
.brand-bar{background:var(--ink-900);color:var(--ink-text);border-bottom:1px solid var(--ink-border)}
.brand-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:64px;padding-top:10px;padding-bottom:10px}
.brand-logo{display:flex;align-items:baseline;gap:8px;flex:0 0 auto}
.brand-logo__main{font-size:18px;font-weight:700;letter-spacing:.01em;color:#fff;line-height:1.2}
.brand-logo__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6);line-height:1.2}
.brand-bar__tools{display:flex;align-items:center;gap:10px}
.nav-search input{height:36px;width:210px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--ink-border);background:var(--ink-800);color:#fff;font-size:13px;transition:border-color .18s,box-shadow .18s}
.nav-search input::placeholder{color:var(--txt-4)}
.nav-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.18)}
@media(max-width:1023px){.nav-search{display:none}}
.nav-toggle{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.3);color:#fff;font-size:13px;background:transparent;transition:background .18s}
.nav-toggle:hover{background:rgba(255,255,255,.08)}
@media(min-width:1024px){.nav-toggle{display:none}}
.mobile-drawer{border-top:1px solid var(--ink-border);background:var(--ink-800);padding:10px 0 14px}
.mobile-drawer .container{display:grid;gap:2px}
.mobile-drawer a{padding:11px 0;font-size:15px;color:rgba(237,233,242,.82);border-bottom:1px solid rgba(255,255,255,.06)}
.mobile-drawer a:last-child{border-bottom:0}
.mobile-drawer a:hover{color:var(--accent)}
@media(min-width:1024px){.mobile-drawer{display:none!important}}

/* ---------- 频道行 ---------- */
.channel-bar{background:var(--paper-0);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.channel-bar__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;padding-top:12px;padding-bottom:12px}
.channel-bar__inner::-webkit-scrollbar{display:none}
.channel-pill{flex:0 0 auto;padding:8px 16px;border-radius:var(--r-pill);font-size:14px;line-height:1.4;color:var(--txt-1);background:var(--paper-1);border:1px solid var(--line);white-space:nowrap;transition:background .18s,color .18s,border-color .18s}
.channel-pill:hover{background:var(--paper-2)}
.channel-pill.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
@media(max-width:767px){.channel-bar__inner{padding-right:44px;mask-image:linear-gradient(90deg,#000 0,#000 calc(100% - 40px),transparent 100%)}}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:2px solid transparent;line-height:1;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .12s ease-out,box-shadow .18s ease-out}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark)}
.btn-accent{background:var(--accent);color:var(--ink-900)}
.btn-accent:hover{background:#b9e63c}
.btn-outline{border-color:var(--line);color:var(--txt-1);background:transparent}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);background:rgba(108,75,244,.06)}
.btn-outline-invert{border-color:rgba(255,255,255,.32);color:#fff;background:transparent}
.btn-outline-invert:hover{background:rgba(255,255,255,.1)}
.btn-sm{height:38px;padding:0 16px;font-size:13px}
.link-ghost{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);transition:color .18s}
.link-ghost::after{content:"→";transition:transform .18s ease-out}
.link-ghost:hover{color:var(--brand-dark)}
.link-ghost:hover::after{transform:translateX(3px)}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:20px 0 4px;font-size:14px;line-height:1.7;color:var(--txt-3)}
.breadcrumb a{color:var(--txt-3);transition:color .18s}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--txt-4)}
.breadcrumb .current{color:var(--txt-1);font-weight:600}

/* ---------- 文章头部 ---------- */
.article-head{max-width:760px;margin:0 auto;padding:14px 0 26px;border-bottom:1px solid var(--line)}
.article-head__cat{display:inline-block;font-size:12px;letter-spacing:.04em;padding:5px 12px;border-radius:var(--r-pill);background:var(--paper-2);border:1px solid var(--line);color:var(--txt-1);transition:border-color .18s,color .18s}
.article-head__cat:hover{border-color:var(--brand);color:var(--brand)}
.article-head h1{font-size:40px;line-height:1.28;font-weight:800;letter-spacing:.01em;color:var(--txt-1);margin:16px 0 14px;scroll-margin-top:96px}
@media(max-width:767px){.article-head h1{font-size:30px}}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--txt-4)}
.article-meta .dot{color:var(--line)}
.article-meta .hl{color:var(--brand);font-weight:600}

/* ---------- 阅读区 ---------- */
.reading-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:36px;padding-top:32px}
@media(min-width:1280px){.reading-layout{grid-template-columns:minmax(0,1fr) 212px;gap:48px}}
.reading-main{max-width:760px;margin:0 auto;width:100%;min-width:0}
.article-cover{margin:0 0 32px}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md)}
.article-cover figcaption{margin-top:10px;font-size:13px;line-height:1.7;color:var(--txt-4);text-align:center}

.prose{font-size:17px;line-height:1.92;color:var(--txt-2)}
.prose > * + *{margin-top:1.2em}
.prose > p:first-of-type{font-size:18px;line-height:1.95;color:var(--txt-2);margin-bottom:24px}
.prose p{margin:0 0 1.2em}
.prose h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--txt-1);margin:32px 0 14px;scroll-margin-top:96px}
.prose h3{font-size:20px;line-height:1.5;font-weight:600;color:var(--txt-1);margin:26px 0 12px;scroll-margin-top:96px}
.prose h4{font-size:17px;line-height:1.6;font-weight:600;color:var(--txt-1);margin:22px 0 10px}
.prose ul,.prose ol{margin:0 0 1.2em}
.prose li{position:relative;line-height:1.7;margin-bottom:10px}
.prose ul > li{padding-left:20px}
.prose ul > li::before{content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--brand);opacity:.85}
.prose ol{list-style:none;counter-reset:item}
.prose ol > li{padding-left:30px;counter-increment:item}
.prose ol > li::before{content:counter(item,decimal-leading-zero);position:absolute;left:0;top:.16em;font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--brand)}
.prose blockquote{margin:26px 0;padding:16px 20px;background:var(--paper-2);border-left:3px solid var(--accent);border-radius:0 var(--r-sm) var(--r-sm) 0;font-size:16px;line-height:1.9}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:var(--r-sm);margin:24px 0}
.prose figure{margin:24px 0}
.prose figcaption{margin-top:10px;font-size:13px;color:var(--txt-4);text-align:center}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--brand-dark)}
.prose strong{color:var(--txt-1);font-weight:600}
.prose code{font-family:var(--font-num);font-size:15px;background:var(--paper-2);padding:2px 6px;border-radius:6px}
.prose hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.prose table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.prose thead th{font-size:13px;letter-spacing:.06em;font-weight:600;color:var(--txt-3);text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
.prose tbody td{padding:12px;border-bottom:1px solid var(--line);line-height:1.7}
.prose tbody tr:hover td{background:var(--paper-2)}
.prose > p:nth-of-type(n+6)::after{content:""}
.reading-main .prose{word-break:break-word}

/* ---------- 粘性目录 ---------- */
.toc{position:sticky;top:92px;align-self:start;display:none}
@media(min-width:1280px){.toc{display:block}}
.toc__title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--txt-4);margin:0 0 12px}
.toc__list{display:grid;gap:2px;border-left:1px solid var(--line)}
.toc__list a{display:block;font-size:14px;line-height:1.5;color:var(--txt-3);padding:7px 0 7px 13px;border-left:2px solid transparent;margin-left:-1px;transition:color .18s,border-color .18s}
.toc__list a:hover{color:var(--txt-1)}
.toc__list a.is-active{color:var(--brand);border-left-color:var(--brand);font-weight:600}

/* ---------- 空状态 ---------- */
.empty-state{padding:56px 24px;text-align:center;background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-lg)}
.empty-state__icon{width:48px;height:48px;margin:0 auto 18px;border-radius:50%;background:var(--paper-2);border:1px dashed #c9c1b6}
.empty-state h2{font-size:20px;line-height:1.5;font-weight:600;color:var(--txt-1);margin-bottom:8px}
.empty-state p{font-size:15px;line-height:1.8;color:var(--txt-3);margin-bottom:22px}
.empty-state__actions{display:flex;justify-content:center;gap:10px;flex-wrap:wrap}

/* ---------- 文末 ---------- */
.article-foot{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:13px;line-height:1.4;padding:5px 12px;border-radius:var(--r-pill);background:var(--paper-0);border:1px solid var(--line);color:var(--txt-3);transition:border-color .18s,color .18s,background .18s}
.tag:hover{border-color:var(--brand);color:var(--brand);background:rgba(108,75,244,.05)}
.article-foot__actions{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- 相关推荐 ---------- */
.related{margin-top:72px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}
.section-head h2{display:flex;align-items:center;font-size:28px;line-height:1.35;font-weight:700;color:var(--txt-1)}
.section-head h2::before{content:"";width:4px;height:22px;border-radius:2px;background:var(--brand);margin-right:12px}
@media(max-width:767px){.section-head h2{font-size:22px}}
.rel-list{display:grid;gap:12px}
.rel-item{display:flex;align-items:center;gap:16px;padding:12px;background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.rel-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);border-color:#d8d0c6}
.rel-item img{width:120px;height:90px;flex:0 0 auto;object-fit:cover;border-radius:var(--r-sm)}
.rel-item__body{min-width:0}
.rel-item__body h3{font-size:17px;line-height:1.5;font-weight:600;color:var(--txt-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-item__meta{margin-top:8px;font-size:13px;color:var(--txt-4);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.rel-item__meta .dot{color:var(--line)}
@media(max-width:520px){
  .rel-item{align-items:flex-start}
  .rel-item img{width:92px;height:70px}
  .rel-item__body h3{font-size:15px}
}

/* ---------- 订阅区 ---------- */
.cta-band{position:relative;overflow:hidden;margin-top:72px;padding:56px 0;background:var(--ink-900);color:var(--ink-text)}
.cta-band::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:48px 48px}
.cta-band__inner{position:relative;display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media(min-width:1024px){.cta-band__inner{grid-template-columns:1.05fr 1fr;gap:48px}}
.cta-band h2{font-size:28px;line-height:1.35;font-weight:700;color:#fff;margin-bottom:10px}
.cta-band p{font-size:15px;line-height:1.85;color:rgba(237,233,242,.72);max-width:34em}
.cta-form label{display:block;font-size:13px;letter-spacing:.06em;color:rgba(237,233,242,.6);margin-bottom:8px}
.cta-form__row{display:flex;gap:10px;flex-wrap:wrap}
.cta-form input{flex:1 1 200px;height:48px;padding:0 18px;border-radius:var(--r-pill);border:1px solid var(--ink-border);background:var(--ink-800);color:#fff;font-size:15px;transition:border-color .18s,box-shadow .18s}
.cta-form input::placeholder{color:var(--txt-4)}
.cta-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.22)}
.cta-form input.is-err{border-color:var(--warn);box-shadow:0 0 0 3px rgba(255,106,77,.2)}
.form-hint{margin-top:10px;font-size:12px;line-height:1.7;color:rgba(237,233,242,.55)}
.form-hint.is-ok{color:var(--accent)}
.form-hint.is-err{color:var(--warn)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:var(--ink-text);padding:56px 0 28px;border-top:1px solid var(--ink-border)}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:28px}}
.footer-brand{display:flex;align-items:baseline;gap:8px;margin-bottom:12px}
.footer-brand__main{font-size:18px;font-weight:700;color:#fff}
.footer-brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}
.footer-about{font-size:14px;line-height:1.9;color:rgba(237,233,242,.66);max-width:32em}
.footer-col h3{font-size:14px;font-weight:600;letter-spacing:.06em;color:#fff;margin-bottom:14px}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{display:inline-block;font-size:14px;color:rgba(237,233,242,.7);transition:color .18s,transform .18s}
.footer-col a:hover{color:var(--accent);transform:translateX(2px)}
.footer-sub p{font-size:14px;line-height:1.85;color:rgba(237,233,242,.7);margin-bottom:14px}
.footer-sub form{display:flex;gap:8px;flex-wrap:wrap}
.footer-sub input{flex:1 1 140px;height:40px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--ink-border);background:var(--ink-800);color:#fff;font-size:14px;transition:border-color .18s,box-shadow .18s}
.footer-sub input::placeholder{color:var(--txt-4)}
.footer-sub input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.2)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;margin-top:40px;padding-top:20px;border-top:1px solid var(--ink-border);font-size:13px;line-height:1.8;color:rgba(237,233,242,.5)}

/* roulang page: category1 */
:root{
  --ink-900:#15121A;
  --ink-800:#1E1927;
  --ink-line:#322B3E;
  --ink-text:#EDE9F2;
  --paper-0:#FFFFFF;
  --paper-1:#F6F4F1;
  --paper-2:#EDE9E3;
  --line:#E2DCD4;
  --brand:#6C4BF4;
  --brand-dark:#5533D6;
  --accent:#C8F14E;
  --warn:#FF6A4D;
  --text-900:#15121A;
  --text-700:#3A3540;
  --text-500:#6B6474;
  --text-400:#8E8898;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(21,18,26,.06), 0 8px 24px -12px rgba(21,18,26,.18);
  --shadow-2:0 18px 48px -20px rgba(21,18,26,.35);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:ui-monospace,"SF Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  color:var(--text-700);
  background:var(--paper-1);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-sm);}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--brand-dark);}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.dark-zone :focus-visible{outline-color:var(--accent);}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 32px;}}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

/* ============ 顶部品牌行 ============ */
.brand-bar{background:var(--ink-900);color:var(--ink-text);}
.brand-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding-top:10px;padding-bottom:10px;}
.brand{display:flex;align-items:baseline;gap:10px;color:var(--ink-text);text-decoration:none;}
.brand:hover{color:#fff;}
.brand__main{font-size:18px;font-weight:800;letter-spacing:.01em;color:#fff;}
.brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(246,244,241,.6);}
.brand-actions{display:flex;align-items:center;gap:10px;}
.search-toggle{
  display:inline-flex;align-items:center;gap:6px;
  height:38px;padding:0 14px;border-radius:var(--r-pill);
  border:1px solid var(--ink-line);color:rgba(246,244,241,.78);
  font-size:13px;letter-spacing:.04em;transition:all .18s ease-out;
}
.search-toggle:hover{border-color:var(--accent);color:var(--accent);}
.search-input{
  width:0;opacity:0;pointer-events:none;
  height:38px;border-radius:var(--r-pill);
  border:1px solid var(--ink-line);background:#000;
  color:var(--ink-text);padding:0;transition:all .2s ease-out;
}
.search-wrap.is-open .search-input{width:180px;opacity:1;pointer-events:auto;padding:0 14px;}
.menu-toggle{display:none;height:38px;width:42px;border-radius:12px;border:1px solid var(--ink-line);color:var(--ink-text);align-items:center;justify-content:center;}
.menu-toggle:hover{border-color:var(--accent);color:var(--accent);}
.menu-toggle span{display:block;width:16px;height:1.5px;background:currentColor;position:relative;}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:16px;height:1.5px;background:currentColor;}
.menu-toggle span::before{top:-5px;}
.menu-toggle span::after{top:5px;}

/* ============ 频道行 ============ */
.channel-bar{background:var(--paper-0);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40;}
.channel-bar__inner{display:flex;align-items:center;gap:8px;padding-top:12px;padding-bottom:12px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;}
.channel-bar__inner::-webkit-scrollbar{display:none;}
.channel-pill{
  flex:0 0 auto;padding:7px 16px;border-radius:var(--r-pill);
  background:var(--paper-1);border:1px solid var(--line);
  color:var(--text-700);font-size:14px;line-height:1.5;white-space:nowrap;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
}
.channel-pill:hover{background:var(--paper-2);color:var(--text-900);}
.channel-pill.is-active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.channel-pill.is-active:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .15s ease-out,background .18s ease-out,color .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out;
}
.btn:active{transform:translateY(1px);}
.btn-sm{min-height:38px;padding:0 16px;font-size:13px;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-dark);color:#fff;}
.btn-accent{background:var(--accent);color:var(--ink-900);}
.btn-accent:hover{background:#d9ff63;color:var(--ink-900);}
.btn-outline{border:2px solid var(--brand);color:var(--brand);background:transparent;}
.btn-outline:hover{background:rgba(108,75,244,.06);color:var(--brand-dark);border-color:var(--brand-dark);}
.btn-outline-light{border:2px solid rgba(246,244,241,.4);color:var(--ink-text);background:transparent;}
.btn-outline-light:hover{border-color:var(--accent);color:var(--accent);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:14px;font-weight:600;background:none;padding:0;
}
.btn-ghost::after{content:"→";font-size:14px;transition:transform .18s ease-out;}
.btn-ghost:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.btn-ghost:hover::after{transform:translateX(3px);}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:4px 10px;border-radius:var(--r-pill);line-height:1.5;
}
.badge-live{background:var(--warn);color:#fff;}
.badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;animation:breath 1.6s ease-in-out infinite;}
@keyframes breath{0%,100%{opacity:1;}50%{opacity:.35;}}
.badge-soon{background:var(--accent);color:var(--ink-900);}
.badge-replay{background:transparent;border:1px solid rgba(246,244,241,.55);color:var(--ink-text);}
.badge-channel{background:var(--paper-1);border:1px solid var(--line);color:var(--text-700);}

/* ============ 面包屑 ============ */
.crumb-bar{background:var(--paper-0);border-bottom:1px solid var(--line);}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px;padding:14px 0;color:var(--text-400);}
.crumb a{color:var(--text-500);}
.crumb a:hover{color:var(--brand);}
.crumb__current{color:var(--text-900);font-weight:600;}

/* ============ Hero ============ */
.hero{background:var(--ink-900);color:var(--ink-text);padding:40px 0 48px;}
.hero__panel{
  display:grid;grid-template-columns:1fr;gap:28px;
  background:var(--ink-800);border:1px solid var(--ink-line);
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-2);
  position:relative;overflow:hidden;
}
.hero__panel::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(246,244,241,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(246,244,241,.05) 1px,transparent 1px);
  background-size:36px 36px;pointer-events:none;
}
.hero__media{position:relative;z-index:1;}
.hero__figure{position:relative;border-radius:var(--r-md);overflow:hidden;background:#0d0b12;}
.hero__figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);}
.hero__figure .badge-soon{position:absolute;left:14px;top:14px;}
.hero__corner{
  position:absolute;right:14px;bottom:14px;
  background:rgba(21,18,26,.78);border:1px solid var(--ink-line);
  color:var(--ink-text);font-size:12px;padding:4px 10px;border-radius:var(--r-pill);
}
.hero__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px;}
.stat-block{
  background:var(--ink-900);border:1px solid var(--ink-line);border-radius:var(--r-sm);
  padding:12px 10px;text-align:center;
}
.stat-block__num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:24px;font-weight:700;color:var(--accent);line-height:1.2;}
.stat-block__label{font-size:11px;color:rgba(246,244,241,.66);letter-spacing:.04em;margin-top:4px;}
.hero__body{position:relative;z-index:1;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.08em;color:var(--accent);
  border:1px solid rgba(200,241,78,.4);border-radius:var(--r-pill);
  padding:4px 12px;margin-bottom:16px;
}
.hero h1{
  font-size:30px;line-height:1.28;font-weight:800;letter-spacing:.01em;
  color:#fff;margin-bottom:14px;
}
.hero__sub{font-size:16px;color:rgba(246,244,241,.8);margin-bottom:22px;}
.point-list{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;}
.point-list li{display:flex;gap:12px;align-items:flex-start;}
.point-list .idx{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--accent);color:var(--accent);
  font-family:var(--font-num);font-size:12px;line-height:24px;text-align:center;
  margin-top:3px;
}
.point-list .txt strong{display:block;font-size:15px;font-weight:600;color:#fff;line-height:1.6;}
.point-list .txt span{display:block;font-size:13px;color:rgba(246,244,241,.65);line-height:1.7;}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:12px;}
.hero__note{font-size:12px;color:rgba(246,244,241,.55);line-height:1.8;}

/* ============ 板块 ============ */
.section{padding:48px 0;}
.section--paper{background:var(--paper-1);}
.section--white{background:var(--paper-0);}
.section--dark{background:var(--ink-900);color:var(--ink-text);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px;}
.section-head__left{display:flex;flex-direction:column;gap:6px;}
.section-head h2{
  display:flex;align-items:center;gap:12px;
  font-size:24px;line-height:1.35;font-weight:700;color:var(--text-900);
}
.section-head h2::before{content:"";width:4px;height:22px;border-radius:2px;background:var(--accent);}
.section-head--violet h2::before{background:var(--brand);}
.section-head__sub{font-size:14px;color:var(--text-500);}
.section--dark .section-head h2{color:#fff;}
.section--dark .section-head__sub{color:rgba(246,244,241,.66);}

/* ============ 核验总览指标 ============ */
.metric-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.metric-card{
  background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--shadow-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.metric-card__num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:32px;font-weight:700;color:var(--brand);line-height:1.2;}
.metric-card__title{font-size:17px;font-weight:600;color:var(--text-900);margin:10px 0 6px;}
.metric-card__desc{font-size:14px;color:var(--text-500);line-height:1.8;}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding:4px 0 0;}
.timeline__item{position:relative;display:grid;grid-template-columns:96px 1fr;gap:24px;padding-bottom:28px;}
.timeline__item::before{content:"";position:absolute;left:107px;top:6px;bottom:-6px;width:1px;background:var(--line);}
.timeline__item:last-child::before{display:none;}
.timeline__item::after{
  content:"";position:absolute;left:104px;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.18);
}
.timeline__mark{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:16px;font-weight:700;color:var(--brand);text-align:right;padding-top:2px;
}
.timeline__mark small{display:block;font-family:var(--font-sans);font-size:12px;font-weight:400;color:var(--text-400);letter-spacing:.04em;margin-top:2px;}
.timeline__card{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;box-shadow:var(--shadow-1);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.timeline__card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#d6cec4;}
.timeline__thumb{flex:0 0 120px;}
.timeline__thumb img{width:120px;height:80px;object-fit:cover;border-radius:var(--r-sm);}
.timeline__content{min-width:0;}
.timeline__content h3{font-size:18px;font-weight:600;color:var(--text-900);line-height:1.5;margin-bottom:6px;}
.timeline__content p{font-size:14px;color:var(--text-500);line-height:1.8;margin-bottom:12px;}
.timeline__actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.tag{
  display:inline-block;font-size:12px;padding:3px 10px;border-radius:var(--r-pill);
  background:var(--paper-2);color:var(--text-500);letter-spacing:.02em;
}

/* ============ 对比面板 ============ */
.compare{display:grid;grid-template-columns:1fr;gap:16px;}
.compare__col{
  border-radius:var(--r-md);padding:22px;border:1px solid var(--line);background:var(--paper-0);
}
.compare__col--ok{border-top:3px solid var(--accent);}
.compare__col--warn{border-top:3px solid var(--warn);}
.compare__title{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--text-900);margin-bottom:14px;}
.compare__title .dot{width:10px;height:10px;border-radius:50%;}
.dot--ok{background:var(--accent);}
.dot--warn{background:var(--warn);}
.compare__list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;line-height:1.8;color:var(--text-700);
  padding:10px 0;border-bottom:1px solid var(--line);
}
.compare__list li:last-child{border-bottom:0;}
.compare__list .mk{flex:0 0 auto;font-family:var(--font-num);font-size:13px;color:var(--text-400);padding-top:3px;}

/* ============ 频道入口卡 ============ */
.channel-grid{display:grid;grid-template-columns:1fr;gap:16px;}
.channel-card{
  display:flex;gap:16px;align-items:center;
  background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px;box-shadow:var(--shadow-1);color:var(--text-900);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.channel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#cfc6bb;color:var(--text-900);}
.channel-card img{width:96px;height:72px;object-fit:cover;flex:0 0 96px;}
.channel-card__body{min-width:0;flex:1;}
.channel-card__name{font-size:17px;font-weight:600;color:var(--text-900);margin-bottom:4px;}
.channel-card__desc{font-size:13px;color:var(--text-500);line-height:1.7;}
.channel-card__go{flex:0 0 auto;font-family:var(--font-num);font-size:18px;color:var(--brand);}
.channel-card.is-current{border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,75,244,.12);}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line);}
.faq__item{border-bottom:1px solid var(--line);}
.faq__q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:20px 0;text-align:left;
  font-size:18px;font-weight:600;color:var(--text-900);line-height:1.6;
}
.faq__q:hover{color:var(--brand);}
.faq__icon{
  flex:0 0 auto;width:24px;height:24px;position:relative;
  transition:transform .2s ease-out;
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
}
.faq__icon::before{left:5px;top:11px;width:14px;height:2px;}
.faq__icon::after{left:11px;top:5px;width:2px;height:14px;}
.faq__item.is-open .faq__icon{transform:rotate(135deg);}
.faq__a{max-height:0;overflow:hidden;transition:max-height .22s ease-out;}
.faq__a p{font-size:15px;line-height:1.9;color:var(--text-700);padding:0 0 20px;max-width:880px;}
.faq__item.is-open .faq__a{max-height:320px;}

/* ============ 订阅 CTA ============ */
.cta-panel{
  background:var(--ink-900);color:var(--ink-text);
  border-radius:var(--r-lg);border:1px solid var(--ink-line);
  padding:28px;display:grid;grid-template-columns:1fr;gap:22px;
  position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(246,244,241,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(246,244,241,.045) 1px,transparent 1px);
  background-size:36px 36px;pointer-events:none;
}
.cta-panel > *{position:relative;z-index:1;}
.cta-panel h2{font-size:24px;font-weight:700;color:#fff;line-height:1.4;margin-bottom:10px;}
.cta-panel p{font-size:15px;color:rgba(246,244,241,.74);line-height:1.9;}
.subscribe-form{display:flex;flex-direction:column;gap:12px;}
.field-row{display:flex;flex-direction:column;gap:10px;}
.field-label{font-size:13px;color:rgba(246,244,241,.7);letter-spacing:.04em;}
.field-input{
  height:48px;border-radius:var(--r-sm);
  border:1px solid var(--ink-line);background:#0e0c13;color:var(--ink-text);
  padding:0 14px;transition:border-color .18s ease-out,box-shadow .18s ease-out;
}
.field-input::placeholder{color:rgba(246,244,241,.35);}
.field-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.18);}
.form-note{font-size:12px;color:rgba(246,244,241,.5);line-height:1.8;}
.form-msg{font-size:13px;line-height:1.7;padding-left:10px;border-left:2px solid var(--accent);color:var(--accent);display:none;}
.form-msg.is-show{display:block;}
.form-msg.is-error{border-left-color:var(--warn);color:var(--warn);}
.light-form .field-label{color:var(--text-500);}
.light-form .field-input{background:var(--paper-0);border-color:var(--line);color:var(--text-900);}
.light-form .field-input::placeholder{color:var(--text-400);}
.light-form .field-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,75,244,.14);}
.light-form .form-note{color:var(--text-400);}
.light-form .form-msg{border-left-color:var(--brand);color:var(--brand);}
.light-form .form-msg.is-error{border-left-color:var(--warn);color:var(--warn);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:rgba(246,244,241,.72);padding:52px 0 24px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
.footer-brand{display:flex;align-items:baseline;gap:10px;margin-bottom:14px;}
.footer-brand__main{font-size:18px;font-weight:800;color:#fff;}
.footer-brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(246,244,241,.6);}
.footer-about{font-size:14px;line-height:1.9;max-width:340px;}
.footer-col h3{font-size:14px;font-weight:600;letter-spacing:.06em;color:#fff;margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:rgba(246,244,241,.7);transition:color .18s ease-out,transform .18s ease-out;}
.footer-col a:hover{color:var(--accent);transform:translateX(2px);display:inline-block;}
.footer-sub p{font-size:14px;line-height:1.9;margin-bottom:12px;}
.footer-sub form{display:flex;gap:8px;flex-wrap:wrap;}
.footer-sub input{
  flex:1 1 160px;min-width:0;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--ink-line);background:#0e0c13;color:var(--ink-text);padding:0 12px;
}
.footer-sub input::placeholder{color:rgba(246,244,241,.35);}
.footer-sub input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.16);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:36px;padding-top:18px;border-top:1px solid var(--ink-line);
  font-size:13px;color:rgba(246,244,241,.5);
}
.footer-form-msg{font-size:13px;color:var(--accent);width:100%;display:none;}
.footer-form-msg.is-show{display:block;}
.footer-form-msg.is-error{color:var(--warn);}

/* ============ 响应式 ============ */
@media (max-width:767px){
  .menu-toggle{display:inline-flex;}
  .search-wrap{display:none;}
  .brand-actions .btn-outline-light{display:none;}
  .channel-bar__inner{flex-wrap:wrap;overflow:visible;}
  .channel-bar.is-collapsed{display:none;}
  .timeline__item{grid-template-columns:1fr;gap:8px;}
  .timeline__item::before,.timeline__item::after{display:none;}
  .timeline__mark{text-align:left;padding-top:0;}
  .timeline__card{flex-direction:column;}
  .timeline__thumb{flex:0 0 auto;}
  .timeline__thumb img{width:100%;height:180px;}
  .channel-card{flex-direction:column;align-items:flex-start;}
  .channel-card img{width:100%;height:150px;flex:0 0 auto;}
  .hero h1{font-size:30px;}
  .cta-panel{padding:22px;}
}
@media (min-width:768px){
  .hero{padding:48px 0 64px;}
  .hero__panel{padding:28px;}
  .hero h1{font-size:34px;}
  .section{padding:64px 0;}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .compare{grid-template-columns:repeat(2,minmax(0,1fr));}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .field-row{flex-direction:row;align-items:flex-end;}
  .field-row .field-input{flex:1;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (min-width:1024px){
  .hero__panel{grid-template-columns:7fr 5fr;gap:32px;padding:32px;}
  .hero h1{font-size:40px;}
  .section{padding:72px 0;}
  .metric-grid{grid-template-columns:repeat(4,minmax(0,1fr));}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-panel{grid-template-columns:1.1fr .9fr;align-items:center;padding:36px;}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
}
@media (max-width:359px){
  .hero__stats{overflow-x:auto;}
  .stat-block{min-width:96px;}
}

/* roulang page: category2 */
:root{
    --ink-900:#15121A;
    --ink-card:#1E1927;
    --ink-line:#322B3E;
    --ink-text:#EDE9F2;
    --paper-1:#F6F4F1;
    --paper-0:#FFFFFF;
    --paper-2:#EDE9E3;
    --line:#E2DCD4;
    --brand:#6C4BF4;
    --brand-dark:#5533D6;
    --accent:#C8F14E;
    --warn:#FF6A4D;
    --ink-title:#15121A;
    --ink-body:#3A3540;
    --ink-muted:#6B6474;
    --ink-meta:#8E8898;
    --r-sm:10px;
    --r-md:14px;
    --r-lg:20px;
    --r-pill:999px;
    --shadow-1:0 1px 2px rgba(21,18,26,.06), 0 8px 24px -12px rgba(21,18,26,.18);
    --shadow-2:0 18px 48px -20px rgba(21,18,26,.35);
    --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    --font-num:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:var(--font-sans);
    background:var(--paper-1);
    color:var(--ink-body);
    font-size:16.5px;
    line-height:1.9;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto}
  a{color:inherit;text-decoration:none}
  button,input{font:inherit;color:inherit}
  h1,h2,h3,h4{margin:0;color:var(--ink-title);letter-spacing:.01em}
  p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px}
  .dark :focus-visible,.hero :focus-visible,.hud :focus-visible{outline-color:var(--accent)}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  @media (min-width:768px){.container{padding:0 32px}}
  .num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

  /* ---------- header ---------- */
  .site-header{position:relative;z-index:60}
  .topbar{background:var(--ink-900);color:var(--ink-text)}
  .topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:64px}
  .brand{display:flex;align-items:baseline;gap:8px}
  .brand__main{font-size:18px;font-weight:700;color:#fff;letter-spacing:.01em}
  .brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}
  .topbar__actions{display:flex;align-items:center;gap:10px}
  .icon-btn{
    width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
    border-radius:var(--r-pill);border:1px solid rgba(255,255,255,.22);background:transparent;
    color:rgba(255,255,255,.86);cursor:pointer;transition:background .18s ease-out,border-color .18s ease-out;
  }
  .icon-btn:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.4)}
  .icon-btn:active{transform:translateY(1px)}
  .search{display:flex;align-items:center;gap:8px;overflow:hidden;max-width:40px;transition:max-width .24s ease-out}
  .search.is-open{max-width:280px}
  .search__input{
    width:100%;height:38px;padding:0 14px;border-radius:var(--r-pill);
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
    color:var(--ink-text);font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s ease-out;
  }
  .search.is-open .search__input{opacity:1;pointer-events:auto}
  .search__input::placeholder{color:rgba(237,233,242,.45)}
  .menu-btn{display:inline-flex}
  @media (min-width:1024px){.menu-btn{display:none}}

  .channel-bar{background:var(--paper-0);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
  .channel-bar__inner{display:flex;gap:8px;overflow-x:auto;padding-top:10px;padding-bottom:10px;scrollbar-width:none}
  .channel-bar__inner::-webkit-scrollbar{display:none}
  .channel-pill{
    flex:0 0 auto;padding:8px 16px;border-radius:var(--r-pill);font-size:14.5px;font-weight:600;
    color:var(--ink-title);background:var(--paper-1);border:1px solid var(--line);
    transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
  }
  .channel-pill:hover{background:var(--paper-2)}
  .channel-pill.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
  .channel-pill.is-active:hover{background:var(--brand-dark);border-color:var(--brand-dark)}

  .drawer{
    display:none;background:var(--ink-card);border-top:1px solid var(--ink-line);
    padding:14px 0 18px;
  }
  .drawer.is-open{display:block}
  .drawer__list{display:flex;flex-direction:column;gap:6px}
  .drawer__list a{
    padding:11px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:600;
    color:var(--ink-text);background:rgba(255,255,255,.04);border:1px solid var(--ink-line);
  }
  .drawer__list a.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
  .drawer__note{margin-top:12px;font-size:13px;color:rgba(237,233,242,.55)}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 22px;border-radius:var(--r-pill);
    font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
    transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .12s ease-out;
    white-space:nowrap;
  }
  .btn:active{transform:translateY(1px)}
  .btn-primary{background:var(--brand);color:#fff}
  .btn-primary:hover{background:var(--brand-dark)}
  .btn-accent{background:var(--accent);color:var(--ink-900)}
  .btn-accent:hover{background:#d6f96d}
  .btn-outline{background:transparent;border-color:var(--brand);color:var(--brand)}
  .btn-outline:hover{background:rgba(108,75,244,.07)}
  .btn-outline-light{background:transparent;border-color:rgba(237,233,242,.45);color:var(--ink-text)}
  .btn-outline-light:hover{background:rgba(237,233,242,.12);border-color:var(--accent);color:var(--accent)}
  .btn-ghost{
    background:transparent;color:var(--brand);padding:0;min-height:auto;font-weight:600;
  }
  .btn-ghost:hover{text-decoration:underline;text-underline-offset:4px}
  .btn-sm{min-height:36px;padding:0 16px;font-size:13.5px}
  .btn-xs{min-height:32px;padding:0 14px;font-size:13px}
  .btn.is-done{background:var(--paper-2);color:var(--ink-muted);border-color:var(--line);cursor:default}
  .btn.is-done:hover{background:var(--paper-2)}

  /* ---------- badges & chips ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.04em;
    padding:4px 10px;border-radius:var(--r-pill);font-weight:600;white-space:nowrap;
  }
  .badge-preview{background:var(--accent);color:var(--ink-900)}
  .badge-live{background:var(--warn);color:#fff}
  .badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s ease-in-out infinite}
  .badge-replay{background:rgba(21,18,26,.72);color:var(--ink-text);border:1px solid rgba(237,233,242,.5)}
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
  .chip{
    display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);
    font-size:13px;color:var(--ink-title);background:var(--paper-2);border:1px solid var(--line);font-weight:600;
  }
  .chip--plain{background:transparent;font-weight:500;color:var(--ink-muted)}

  /* ---------- hero ---------- */
  .hero{
    position:relative;background:var(--ink-900);color:var(--ink-text);overflow:hidden;
    padding:44px 0 56px;
  }
  .hero::before{
    content:"";position:absolute;inset:0;
    background-image:linear-gradient(180deg,rgba(21,18,26,.82),rgba(21,18,26,.94)),url('/assets/images/backpic/back-2.webp');
    background-size:cover;background-position:center;opacity:.9;
  }
  .hero::after{
    content:"";position:absolute;inset:0;
    background-image:linear-gradient(rgba(237,233,242,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(237,233,242,.05) 1px,transparent 1px);
    background-size:48px 48px;pointer-events:none;
  }
  .hero__inner{position:relative;z-index:2}
  .hero__grid{display:grid;gap:32px;grid-template-columns:1fr}
  @media (min-width:1024px){
    .hero__grid{grid-template-columns:7fr 5fr;gap:40px;align-items:start}
    .hero{padding:60px 0 72px}
  }
  .hero__media{
    position:relative;border-radius:var(--r-lg);overflow:hidden;
    border:1px solid var(--ink-line);background:var(--ink-card);box-shadow:var(--shadow-2);
  }
  .hero__media img{width:100%;aspect-ratio:16/9;object-fit:cover}
  .hero__media-badges{position:absolute;top:14px;left:14px;display:flex;gap:8px;flex-wrap:wrap}
  .hero__media-meta{
    position:absolute;right:14px;bottom:14px;font-size:12.5px;color:var(--ink-text);
    background:rgba(21,18,26,.72);border:1px solid rgba(237,233,242,.28);border-radius:var(--r-pill);
    padding:5px 12px;font-family:var(--font-num);
  }
  .hero__strip{
    margin-top:14px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;
  }
  .hero__strip div{
    background:var(--ink-card);border:1px solid var(--ink-line);border-radius:var(--r-md);
    padding:10px 12px;text-align:center;
  }
  .hero__strip span:first-child{display:block;font-family:var(--font-num);font-size:20px;color:var(--accent);font-variant-numeric:tabular-nums}
  .hero__strip span:last-child{display:block;font-size:11.5px;color:rgba(237,233,242,.62);letter-spacing:.06em}
  .hero__eyebrow{
    display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.08em;
    color:var(--accent);font-weight:600;margin-bottom:14px;
  }
  .hero h1{
    color:#fff;font-size:30px;line-height:1.28;font-weight:800;letter-spacing:.01em;
  }
  @media (min-width:768px){.hero h1{font-size:36px}}
  @media (min-width:1024px){.hero h1{font-size:40px}}
  .hero__sub{margin-top:14px;font-size:15.5px;color:rgba(237,233,242,.78);line-height:1.85}
  .hero__list{margin-top:24px;display:grid;gap:14px}
  .hero__list li{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start}
  .hero__idx{
    font-family:var(--font-num);font-size:13px;color:var(--accent);border:1px solid var(--accent);
    border-radius:var(--r-pill);padding:1px 9px;line-height:1.6;margin-top:3px;
  }
  .hero__list b{display:block;font-size:15.5px;font-weight:600;color:#fff;line-height:1.6}
  .hero__list em{display:block;font-style:normal;font-size:13px;color:rgba(237,233,242,.6);margin-top:2px}
  .hero__cta{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}
  .hero__note{margin-top:14px;font-size:12.5px;color:rgba(237,233,242,.55)}

  /* ---------- breadcrumb ---------- */
  .crumb{padding:16px 0 0;font-size:14px;color:var(--ink-meta)}
  .crumb a{color:var(--ink-muted)}
  .crumb a:hover{color:var(--brand)}
  .crumb span.sep{margin:0 8px;color:var(--line)}
  .crumb strong{color:var(--ink-title);font-weight:600}

  /* ---------- sections ---------- */
  .section{padding:48px 0}
  @media (min-width:1024px){.section{padding:72px 0}}
  .section--tight{padding:40px 0}
  @media (min-width:1024px){.section--tight{padding:56px 0}}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
  .sec-head h2{font-size:24px;line-height:1.35;font-weight:700;display:flex;align-items:center;gap:12px}
  @media (min-width:768px){.sec-head h2{font-size:28px}}
  .sec-head h2::before{content:"";width:4px;height:22px;border-radius:2px;background:var(--brand)}
  .sec-head--dark h2{color:#fff}
  .sec-head--dark h2::before{background:var(--accent)}
  .sec-head p{margin-top:8px;font-size:14px;color:var(--ink-muted);max-width:720px;line-height:1.8}
  .sec-head--dark p{color:rgba(237,233,242,.66)}

  /* ---------- day filter ---------- */
  .dayfilter{display:flex;gap:8px;overflow-x:auto;padding:2px 0 12px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .dayfilter::-webkit-scrollbar{display:none}
  .dayfilter button{
    flex:0 0 auto;padding:9px 18px;border-radius:var(--r-pill);background:var(--paper-0);
    border:1px solid var(--line);color:var(--ink-title);font-size:14px;font-weight:600;cursor:pointer;
    transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out;
  }
  .dayfilter button:hover{background:var(--paper-2)}
  .dayfilter button.is-active{background:var(--brand);border-color:var(--brand);color:#fff}

  /* ---------- timeline ---------- */
  .tl{margin-top:8px}
  .tl__group{margin-bottom:44px}
  .tl__group:last-child{margin-bottom:0}
  .tl__day{display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}
  .tl__day h3{font-size:20px;font-weight:700}
  .tl__day .chip{background:var(--paper-0)}
  .tl__river{position:relative;border-left:1px solid var(--line);margin-left:7px;padding-left:26px;display:grid;gap:16px}
  .tl__node{position:relative}
  .tl__node::before{
    content:"";position:absolute;left:-30px;top:26px;width:8px;height:8px;border-radius:50%;
    background:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.35);
  }
  .slot{
    background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);
    padding:14px;display:grid;gap:14px;grid-template-columns:1fr;
    transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
  }
  .slot:hover{transform:translateY(-2px);box-shadow:var(--shadow-1);border-color:#d8d1c8}
  @media (min-width:640px){.slot{grid-template-columns:168px 1fr;align-items:start}}
  .slot__thumb{position:relative;border-radius:var(--r-sm);overflow:hidden;background:var(--paper-2)}
  .slot__thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease-out}
  .slot:hover .slot__thumb img{transform:scale(1.03)}
  .slot__thumb .badge{position:absolute;top:8px;left:8px}
  .slot__timechip{
    position:absolute;right:8px;bottom:8px;background:rgba(21,18,26,.78);color:var(--ink-text);
    font-family:var(--font-num);font-size:12px;padding:3px 9px;border-radius:var(--r-pill);
    border:1px solid rgba(237,233,242,.24);
  }
  .slot__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px}
  .slot__clock{
    font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:16px;
    color:var(--brand);font-weight:700;
  }
  .slot__title{font-size:17px;line-height:1.5;font-weight:600}
  .slot__title a:hover{color:var(--brand)}
  .slot__desc{margin-top:8px;font-size:14px;line-height:1.85;color:var(--ink-muted)}
  .slot__foot{
    margin-top:12px;padding-top:12px;border-top:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  }
  .slot__foot span{font-size:13px;color:var(--ink-meta)}

  /* ---------- HUD ---------- */
  .hud{background:var(--ink-900);color:var(--ink-text);position:relative;overflow:hidden}
  .hud::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:linear-gradient(rgba(237,233,242,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(237,233,242,.04) 1px,transparent 1px);
    background-size:56px 56px;
  }
  .hud__inner{position:relative;z-index:2;padding:48px 0}
  @media (min-width:1024px){.hud__inner{padding:64px 0}}
  .hud__grid{display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:8px}
  @media (min-width:900px){.hud__grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
  .hud__card{
    background:var(--ink-card);border:1px solid var(--ink-line);border-radius:var(--r-md);
    padding:18px;box-shadow:inset 0 1px 0 rgba(237,233,242,.06);
  }
  .hud__card b{display:block;font-family:var(--font-num);font-size:30px;line-height:1.2;color:var(--accent);font-variant-numeric:tabular-nums}
  .hud__card span{display:block;margin-top:6px;font-size:13px;color:rgba(237,233,242,.62);letter-spacing:.04em}
  .hud__card em{display:block;margin-top:8px;font-style:normal;font-size:12.5px;color:rgba(237,233,242,.45);line-height:1.7}

  /* ---------- subscribe ---------- */
  .subscribe{
    background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:24px;box-shadow:var(--shadow-1);
  }
  @media (min-width:900px){.subscribe{padding:28px 32px}}
  .subscribe__grid{display:grid;gap:20px;grid-template-columns:1fr}
  @media (min-width:900px){.subscribe__grid{grid-template-columns:1fr 1fr;align-items:center}}
  .subscribe h2{font-size:22px;font-weight:700}
  .subscribe p{margin-top:8px;font-size:14.5px;color:var(--ink-muted);line-height:1.85}
  .field{display:block;margin-bottom:6px;font-size:14px;font-weight:600;color:var(--ink-title)}
  .field-row{display:flex;gap:10px;flex-wrap:wrap}
  .field-row input{
    flex:1 1 220px;height:48px;padding:0 16px;border-radius:var(--r-sm);
    border:1px solid var(--line);background:var(--paper-1);color:var(--ink-title);font-size:15px;
    transition:border-color .18s ease-out,box-shadow .18s ease-out;
  }
  .field-row input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,75,244,.18);background:#fff}
  .field-row input.is-error{border-color:var(--warn);box-shadow:0 0 0 3px rgba(255,106,77,.16)}
  .form-hint{margin-top:10px;font-size:12.5px;color:var(--ink-meta);line-height:1.8}
  .form-error{margin-top:8px;font-size:12.5px;color:var(--warn);display:none}
  .form-error.is-show{display:block}
  .form-ok{
    margin-top:12px;display:none;padding:10px 14px;border-left:3px solid var(--accent);
    background:var(--paper-2);font-size:13.5px;color:var(--ink-body);border-radius:0 var(--r-sm) var(--r-sm) 0;
  }
  .form-ok.is-show{display:block}

  /* ---------- faq ---------- */
  .faq{border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    background:transparent;border:0;padding:20px 0;cursor:pointer;text-align:left;
    font-size:17px;font-weight:600;color:var(--ink-title);line-height:1.6;
  }
  .faq-q:hover{color:var(--brand)}
  .faq-q i{color:var(--brand);transition:transform .2s ease-out;font-size:15px}
  .faq-item.is-open .faq-q i{transform:rotate(45deg)}
  .faq-a{display:none;padding:0 0 22px;font-size:15px;line-height:1.9;color:var(--ink-body);max-width:820px}
  .faq-item.is-open .faq-a{display:block}

  /* ---------- cta ---------- */
  .cta{
    background:var(--ink-900);border-radius:var(--r-lg);padding:32px;color:var(--ink-text);
    display:grid;gap:22px;position:relative;overflow:hidden;
  }
  @media (min-width:900px){.cta{grid-template-columns:1fr auto;align-items:center;padding:40px 44px}}
  .cta h2{color:#fff;font-size:24px;line-height:1.4;font-weight:700}
  @media (min-width:768px){.cta h2{font-size:28px}}
  .cta p{margin-top:10px;font-size:14.5px;color:rgba(237,233,242,.7);line-height:1.85;max-width:640px}
  .cta__btns{display:flex;gap:12px;flex-wrap:wrap}

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink-900);color:var(--ink-text);margin-top:64px;padding:52px 0 24px}
  .footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
  @media (min-width:640px){.footer-grid{grid-template-columns:1fr 1fr}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
  .footer-brand{display:flex;align-items:baseline;gap:8px}
  .footer-brand__main{font-size:18px;font-weight:700;color:#fff}
  .footer-brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}
  .footer-about{margin-top:14px;font-size:13.5px;line-height:1.9;color:rgba(237,233,242,.62);max-width:360px}
  .footer-col h3{font-size:14px;letter-spacing:.06em;color:#fff;font-weight:600}
  .footer-col ul{margin-top:14px;display:grid;gap:10px}
  .footer-col a{font-size:14px;color:rgba(237,233,242,.7);transition:color .18s ease-out,transform .18s ease-out;display:inline-block}
  .footer-col a:hover{color:var(--accent);transform:translateX(2px)}
  .footer-sub p{margin-top:14px;font-size:13.5px;color:rgba(237,233,242,.62);line-height:1.8}
  .footer-sub form{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}
  .footer-sub input{
    flex:1 1 150px;height:42px;padding:0 14px;border-radius:var(--r-sm);
    background:rgba(255,255,255,.06);border:1px solid var(--ink-line);color:var(--ink-text);font-size:14px;
  }
  .footer-sub input::placeholder{color:rgba(237,233,242,.4)}
  .footer-sub input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,241,78,.16)}
  .footer-bottom{
    margin-top:40px;padding-top:20px;border-top:1px solid var(--ink-line);
    display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
    font-size:12.5px;color:rgba(237,233,242,.5);
  }

/* roulang page: category3 */
:root{
  --ink-900:#15121A;
  --ink-800:#1E1927;
  --ink-border:#322B3E;
  --ink-text:#EDE9F2;
  --paper-1:#F6F4F1;
  --paper-0:#FFFFFF;
  --paper-2:#EDE9E3;
  --line:#E2DCD4;
  --brand:#6C4BF4;
  --brand-dark:#5533D6;
  --accent:#C8F14E;
  --warn:#FF6A4D;
  --ink-title:#15121A;
  --ink-body:#3A3540;
  --ink-meta:#6B6474;
  --ink-faint:#8E8898;
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(21,18,26,.06),0 8px 24px -12px rgba(21,18,26,.18);
  --shadow-2:0 18px 48px -20px rgba(21,18,26,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper-1);
  color:var(--ink-body);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color .18s ease-out}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none;padding:0}
h1,h2,h3,h4{margin:0;color:var(--ink-title);letter-spacing:.01em;font-weight:700}
h1{font-size:30px;line-height:1.3;font-weight:800}
h2{font-size:24px;line-height:1.35}
h3{font-size:19px;line-height:1.5;font-weight:600}
h4{font-size:17px;line-height:1.6;font-weight:600}
p{margin:0 0 20px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.dark-panel :focus-visible,.brand-bar :focus-visible,.site-footer :focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ============ 顶部品牌行 ============ */
.brand-bar{background:var(--ink-900);border-bottom:1px solid var(--ink-border);position:relative;z-index:60}
.brand-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand-logo{display:flex;align-items:baseline;gap:8px;color:var(--ink-text);flex:0 0 auto}
.brand-logo__mark{font-size:18px;font-weight:700;letter-spacing:.02em;color:#fff}
.brand-logo__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}
.brand-bar__tools{display:flex;align-items:center;gap:12px}
.search-inline{display:none;align-items:center;gap:8px;height:38px;padding:0 14px;border:1px solid var(--ink-border);border-radius:var(--r-pill);background:rgba(255,255,255,.05);transition:border-color .18s,background .18s}
.search-inline:focus-within{border-color:var(--brand);background:rgba(108,75,244,.16)}
.search-inline i{font-size:13px;color:rgba(237,233,242,.55)}
.search-inline input{width:180px;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-text)}
.search-inline input::placeholder{color:var(--ink-faint)}
.brand-bar__btn{display:none}
.brand-bar__toggle{width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--ink-border);color:var(--ink-text);font-size:16px;transition:background .18s,border-color .18s}
.brand-bar__toggle:hover{background:rgba(255,255,255,.08);border-color:var(--accent);color:var(--accent)}
.mobile-drawer{display:none;border-top:1px solid var(--ink-border);background:var(--ink-800)}
.mobile-drawer.is-open{display:block}
.mobile-drawer ul{padding:8px 0 16px}
.mobile-drawer li a{display:block;padding:12px 0;font-size:15px;color:var(--ink-text);border-bottom:1px solid rgba(50,43,62,.7)}
.mobile-drawer li:last-child a{border-bottom:0}
.mobile-drawer li a.is-active{color:var(--accent)}

/* ============ 频道行 ============ */
.channel-bar{background:var(--paper-0);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.channel-bar__inner{display:flex;align-items:center;gap:10px;padding-top:12px;padding-bottom:12px;overflow-x:auto;scrollbar-width:none}
.channel-bar__inner::-webkit-scrollbar{display:none}
.channel-pill{flex:0 0 auto;padding:8px 16px;border-radius:var(--r-pill);font-size:14px;font-weight:500;color:var(--ink-body);background:var(--paper-1);border:1px solid var(--line);transition:background .18s,color .18s,border-color .18s}
.channel-pill:hover{background:var(--paper-2);color:var(--ink-title)}
.channel-pill.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
.channel-pill.is-active:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:2px solid transparent;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .12s ease-out}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark)}
.btn-accent{background:var(--accent);color:var(--ink-900)}
.btn-accent:hover{background:#b7e03c}
.btn-outline{border-color:var(--line);color:var(--ink-title);background:transparent}
.btn-outline:hover{background:rgba(108,75,244,.07);border-color:var(--brand);color:var(--brand-dark)}
.btn-ghost{height:36px;padding:0;font-size:14px;color:var(--brand);border:0;background:none}
.btn-ghost:hover{text-decoration:underline;text-underline-offset:4px}
.btn-ghost i{font-size:12px;transition:transform .18s ease-out}
.btn-ghost:hover i{transform:translateX(3px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.dark-panel .btn-outline{border-color:rgba(237,233,242,.38);color:var(--ink-text)}
.dark-panel .btn-outline:hover{background:rgba(200,241,78,.12);border-color:var(--accent);color:var(--accent)}

/* ============ 徽章与标签 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.04em;font-weight:600;line-height:1.6}
.badge-soon{background:var(--accent);color:var(--ink-900)}
.badge-tag{background:var(--paper-1);color:var(--ink-title);border:1px solid var(--line);font-weight:500}
.badge-live{background:var(--warn);color:#fff}
.badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.badge-dark{background:rgba(21,18,26,.55);color:#fff;border:1px solid rgba(255,255,255,.24)}

/* ============ Hero ============ */
.hero{position:relative;background:var(--ink-900);color:var(--ink-text);overflow:hidden;padding:44px 0 52px}
.hero__bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.16;filter:saturate(.8)}
.hero__veil{position:absolute;inset:0;background:linear-gradient(115deg,rgba(21,18,26,.94) 0%,rgba(21,18,26,.82) 52%,rgba(30,25,39,.9) 100%)}
.hero__grid{position:relative;display:grid;gap:32px}
.hero__eyebrow{display:inline-flex;align-items:center;gap:10px;margin-bottom:18px}
.hero h1{color:#fff;font-size:30px;max-width:640px}
.hero__lead{margin-top:16px;max-width:560px;color:rgba(237,233,242,.78);font-size:16px;line-height:1.9}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero__note{margin-top:14px;font-size:12px;color:var(--ink-faint)}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:28px;max-width:560px}
.stat-cell{background:var(--ink-800);border:1px solid var(--ink-border);border-radius:var(--r-md);padding:14px 16px;box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.stat-cell__num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:var(--accent);line-height:1.2}
.stat-cell__label{font-size:12px;letter-spacing:.04em;color:rgba(237,233,242,.66);margin-top:4px}
.hud{background:var(--ink-800);border:1px solid var(--ink-border);border-radius:var(--r-lg);padding:22px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.hud__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--ink-border)}
.hud__head h2{color:#fff;font-size:17px;font-weight:600}
.hud__head span{font-size:12px;color:var(--ink-faint);letter-spacing:.04em}
.hud__list{margin-top:6px}
.hud__row{padding:14px 0;border-bottom:1px dashed rgba(50,43,62,.9)}
.hud__row:last-child{border-bottom:0;padding-bottom:0}
.hud__rowtop{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:8px}
.hud__name{font-size:14px;color:var(--ink-text);font-weight:500}
.hud__val{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;color:var(--accent)}
.meter{height:6px;border-radius:999px;background:rgba(237,233,242,.14);overflow:hidden}
.meter span{display:block;height:100%;border-radius:999px;background:var(--brand);transition:width .4s ease-out}
.meter--accent span{background:var(--accent)}

/* ============ 通用板块 ============ */
main{display:block}
.section{padding:48px 0}
.section--paper{background:var(--paper-1)}
.section--white{background:var(--paper-0);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--dark{background:var(--ink-900);color:var(--ink-text)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-head__left{display:flex;gap:12px}
.section-head__bar{flex:0 0 auto;width:5px;height:28px;border-radius:3px;background:var(--accent);margin-top:3px}
.section-head__bar--brand{background:var(--brand)}
.section-head h2{font-size:24px}
.section-head__sub{margin-top:6px;font-size:14px;color:var(--ink-meta);line-height:1.7}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head__sub{color:rgba(237,233,242,.66)}

/* ============ 面包屑 ============ */
.crumb{font-size:14px;color:var(--ink-meta);padding:18px 0 0}
.crumb a{color:var(--ink-meta)}
.crumb a:hover{color:var(--brand)}
.crumb span.sep{margin:0 8px;color:var(--ink-faint)}
.crumb strong{color:var(--ink-title);font-weight:600}

/* ============ 定位卡 ============ */
.pick-grid{display:grid;grid-template-columns:1fr;gap:16px}
.pick{position:relative;background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 20px 20px;box-shadow:var(--shadow-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.pick::before{content:"";position:absolute;left:20px;right:auto;top:0;width:38px;height:3px;border-radius:0 0 3px 3px;background:var(--brand)}
.pick:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D3CBE0}
.pick__tag{font-size:12px;letter-spacing:.06em;color:var(--brand);font-weight:600}
.pick h3{margin:10px 0 8px;font-size:18px}
.pick p{font-size:14px;line-height:1.8;color:var(--ink-meta);margin:0}
.pick__link{display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:600;color:var(--brand)}
.pick__link:hover{color:var(--brand-dark);text-decoration:underline;text-underline-offset:4px}

/* ============ 对照面板 ============ */
.compare{display:grid;grid-template-columns:1fr;gap:18px}
.compare__side{background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);padding:22px}
.compare__side h3{font-size:18px;margin-bottom:4px}
.compare__side .hint{font-size:13px;color:var(--ink-meta);margin-bottom:16px}
.compare__item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-top:1px solid var(--line)}
.compare__item:first-of-type{border-top:0}
.compare__item span:first-child{font-size:14px;color:var(--ink-body)}
.compare__item b{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;color:var(--ink-title)}
.compare__side--alt{border-left:4px solid var(--accent)}
.compare__side--main{border-left:4px solid var(--brand)}

/* ============ 路径图 ============ */
.path{display:grid;grid-template-columns:1fr;gap:16px}
.path__step{position:relative;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 20px}
.path__num{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--r-pill);border:2px solid var(--accent);font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:17px;font-weight:700;color:var(--ink-title);background:var(--paper-0)}
.path__step h3{margin:14px 0 8px;font-size:17px}
.path__step p{font-size:14px;line-height:1.8;color:var(--ink-meta);margin:0}

/* ============ 攻略卡片网格 ============ */
.guide-grid{display:grid;grid-template-columns:1fr;gap:22px}
.card{display:flex;flex-direction:column;background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D3CBE0}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--paper-2)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.card:hover .card__media img{transform:scale(1.03)}
.card__badge{position:absolute;top:10px;left:10px}
.card__time{position:absolute;right:10px;bottom:10px;padding:3px 9px;border-radius:var(--r-pill);background:rgba(21,18,26,.72);color:#fff;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:12px}
.card__body{display:flex;flex-direction:column;gap:10px;padding:18px;flex:1}
.card__title{font-size:17px;line-height:1.48;font-weight:600;color:var(--ink-title);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__title:hover{color:var(--brand)}
.card__desc{font-size:14px;line-height:1.75;color:var(--ink-meta);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}
.card__meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:auto;padding-top:8px;font-size:13px;color:var(--ink-faint)}
.card__meta .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-faint)}

/* ============ 深色数据带 ============ */
.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.metric{background:var(--ink-800);border:1px solid var(--ink-border);border-radius:var(--r-md);padding:20px;box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.metric__num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--accent);line-height:1.15}
.metric__label{font-size:13px;color:rgba(237,233,242,.72);margin-top:6px}
.metric__note{font-size:12px;color:var(--ink-faint);margin-top:2px}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line);max-width:860px}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:20px 0;font-size:17px;font-weight:600;color:var(--ink-title);text-align:left;transition:color .18s}
.faq__q:hover{color:var(--brand)}
.faq__q i{font-size:14px;color:var(--brand);transition:transform .2s ease-out}
.faq__item.is-open .faq__q i{transform:rotate(45deg)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .28s ease-out}
.faq__a p{font-size:15px;line-height:1.9;color:var(--ink-meta);padding:0 0 20px;margin:0}

/* ============ 订阅 / CTA ============ */
.cta-panel{background:var(--ink-900);border-radius:var(--r-lg);padding:32px 24px;color:var(--ink-text);display:grid;gap:26px;border:1px solid var(--ink-border)}
.cta-panel h2{color:#fff;font-size:24px}
.cta-panel p{color:rgba(237,233,242,.74);font-size:15px;margin-top:10px}
.field{display:block}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-text);margin-bottom:8px}
.field input{width:100%;height:48px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--ink-border);background:rgba(255,255,255,.06);color:#fff;transition:border-color .18s,box-shadow .18s}
.field input::placeholder{color:var(--ink-faint)}
.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(200,241,78,.22)}
.form-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.form-row .btn{flex:0 0 auto}
.form-hint{font-size:12px;color:var(--ink-faint);margin-top:10px}
.form-msg{display:none;margin-top:14px;padding:10px 14px;border-left:3px solid var(--accent);background:rgba(200,241,78,.12);color:#fff;font-size:13px;border-radius:0 var(--r-sm) var(--r-sm) 0}
.form-msg.is-on{display:block}
.form-msg.is-error{border-left-color:var(--warn);background:rgba(255,106,77,.16)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:rgba(237,233,242,.72);padding:56px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
.footer-brand{display:flex;align-items:baseline;gap:8px;margin-bottom:14px}
.footer-brand__main{font-size:18px;font-weight:700;color:#fff}
.footer-brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}
.footer-about{font-size:14px;line-height:1.85;color:rgba(237,233,242,.66);margin:0;max-width:340px}
.footer-col h3{font-size:14px;letter-spacing:.06em;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col a{display:inline-block;font-size:14px;color:rgba(237,233,242,.72);transition:color .18s ease-out,transform .18s ease-out}
.footer-col a:hover{color:var(--accent);transform:translateX(2px)}
.footer-sub p{font-size:14px;color:rgba(237,233,242,.66);margin:0 0 4px}
.footer-sub form{display:flex;gap:8px;margin-top:12px}
.footer-sub input{flex:1;min-width:0;height:38px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--ink-border);background:rgba(255,255,255,.06);color:#fff;font-size:14px;transition:border-color .18s,box-shadow .18s}
.footer-sub input::placeholder{color:var(--ink-faint)}
.footer-sub input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px rgba(200,241,78,.2)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:40px;padding-top:18px;border-top:1px solid var(--ink-border);font-size:13px;color:var(--ink-faint)}

/* ============ 响应式 ============ */
@media(min-width:640px){
  .hero{padding:52px 0 60px}
  .hero h1{font-size:34px}
  .metrics{grid-template-columns:repeat(4,1fr)}
  .pick-grid{grid-template-columns:repeat(2,1fr)}
  .compare{grid-template-columns:1fr 1fr}
  .guide-grid{grid-template-columns:repeat(2,1fr)}
  .path{grid-template-columns:repeat(2,1fr)}
  .cta-panel{padding:40px 32px}
  .search-inline{display:flex}
}
@media(min-width:768px){
  .container{padding:0 32px}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .stat-grid{grid-template-columns:repeat(4,1fr)}
  .path{grid-template-columns:repeat(4,1fr)}
  .section{padding:64px 0}
  h1{font-size:38px}
  .hero h1{font-size:40px}
  h2,.section-head h2,.cta-panel h2{font-size:28px}
  .footer-sub form{margin-top:16px}
}
@media(min-width:1024px){
  .hero{padding:64px 0 72px}
  .hero__grid{grid-template-columns:7fr 5fr;gap:40px;align-items:start}
  .pick-grid{grid-template-columns:repeat(4,1fr)}
  .guide-grid{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}
  .cta-panel{grid-template-columns:1.25fr 1fr;align-items:center;padding:48px 40px}
  .section{padding:72px 0}
  .brand-bar__btn{display:inline-flex}
  .brand-bar__toggle{display:none}
  .mobile-drawer{display:none !important}
}
@media(min-width:1280px){
  .hero h1{font-size:42px}
}

/* roulang page: category4 */
:root{
    --ink-900:#15121A;
    --ink-800:#1E1927;
    --line-dark:#322B3E;
    --paper-1:#F6F4F1;
    --paper-0:#FFFFFF;
    --paper-2:#EDE9E3;
    --line:#E2DCD4;
    --brand:#6C4BF4;
    --brand-dark:#5533D6;
    --accent:#C8F14E;
    --accent-dark:#B6E035;
    --warn:#FF6A4D;
    --ink-title:#15121A;
    --ink-body:#3A3540;
    --ink-muted:#6B6474;
    --ink-meta:#8E8898;
    --dark-text:#EDE9F2;
    --r-sm:10px;
    --r-md:14px;
    --r-lg:20px;
    --r-pill:999px;
    --shadow-1:0 1px 2px rgba(21,18,26,.06),0 8px 24px -12px rgba(21,18,26,.18);
    --shadow-2:0 18px 48px -20px rgba(21,18,26,.35);
    --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    --font-num:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%}
  .site-body{
    margin:0;
    background:var(--paper-1);
    color:var(--ink-body);
    font-family:var(--font-sans);
    font-size:17px;
    line-height:1.9;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button,input{font:inherit}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
  .dark-zone :focus-visible,.site-footer :focus-visible{outline-color:var(--accent)}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  @media (min-width:768px){.container{padding:0 32px}}

  /* ---------- header ---------- */
  .site-header{position:relative;z-index:40}
  .brand-row{background:var(--ink-900);color:var(--dark-text)}
  .brand-row__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;padding-top:10px;padding-bottom:10px}
  .brand{display:flex;align-items:baseline;gap:8px;flex-shrink:0}
  .brand__main{font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em}
  .brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}
  .brand-row__actions{display:flex;align-items:center;gap:10px}
  .search-box{display:none;align-items:center;gap:8px;background:#241E2F;border:1px solid var(--line-dark);border-radius:var(--r-pill);padding:4px 6px 4px 14px}
  .search-box input{width:170px;height:32px;border:0;background:transparent;color:var(--dark-text);font-size:14px;outline:none}
  .search-box input::placeholder{color:rgba(237,233,242,.45)}
  .search-box button{height:32px;padding:0 16px;border:0;border-radius:var(--r-pill);background:var(--brand);color:#fff;font-size:13px;font-weight:600;cursor:pointer;transition:background .18s}
  .search-box button:hover{background:var(--brand-dark)}
  .hamburger{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:42px;height:42px;border:1px solid var(--line-dark);border-radius:10px;background:transparent;cursor:pointer;padding:0 10px}
  .hamburger span{display:block;height:2px;background:var(--dark-text);border-radius:2px;transition:transform .2s}
  @media (min-width:900px){.search-box{display:flex}}
  @media (min-width:768px){.hamburger{display:none}}

  .channel-bar{background:var(--paper-0);border-bottom:1px solid var(--line)}
  .channel-bar__inner{display:flex;align-items:center;gap:8px;overflow-x:auto;padding-top:10px;padding-bottom:10px;scrollbar-width:none}
  .channel-bar__inner::-webkit-scrollbar{display:none}
  .channel-pill{display:inline-flex;align-items:center;white-space:nowrap;padding:8px 16px;border-radius:var(--r-pill);font-size:15px;color:var(--ink-body);border:1px solid transparent;transition:background .18s,color .18s,border-color .18s}
  .channel-pill:hover{background:var(--paper-2);border-color:var(--line)}
  .channel-pill.is-active{background:var(--brand);color:#fff;border-color:var(--brand)}
  .channel-pill.is-active:hover{background:var(--brand-dark);border-color:var(--brand-dark)}

  .mobile-drawer{background:var(--ink-900);border-top:1px solid var(--line-dark);padding:12px 0 18px}
  .mobile-drawer[hidden]{display:none}
  .mobile-drawer__list{display:flex;flex-direction:column;gap:4px;margin:0;padding:0;list-style:none}
  .mobile-drawer__list a{display:block;padding:12px 4px;color:var(--dark-text);border-bottom:1px solid rgba(255,255,255,.07);font-size:15px}
  .mobile-drawer__list a.is-active{color:var(--accent);font-weight:600}
  .mobile-drawer .btn{margin-top:14px;width:100%}

  /* ---------- buttons / badges ---------- */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border:0;border-radius:var(--r-pill);font-size:15px;font-weight:600;cursor:pointer;transition:background .18s,color .18s,border-color .18s,transform .12s}
  .btn:active{transform:translateY(1px)}
  .btn-primary{background:var(--brand);color:#fff}
  .btn-primary:hover{background:var(--brand-dark)}
  .btn-accent{background:var(--accent);color:var(--ink-900)}
  .btn-accent:hover{background:var(--accent-dark)}
  .btn-outline{background:transparent;border:2px solid var(--brand);color:var(--brand)}
  .btn-outline:hover{background:rgba(108,75,244,.07)}
  .btn-outline-light{background:transparent;border:2px solid rgba(255,255,255,.38);color:#fff}
  .btn-outline-light:hover{background:rgba(255,255,255,.12)}
  .btn-sm{height:38px;padding:0 16px;font-size:14px}
  .btn.w-full{width:100%}

  .badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.04em;font-weight:600}
  .badge-accent{background:var(--accent);color:var(--ink-900)}
  .badge-warn{background:var(--warn);color:#fff}
  .badge-dark{background:rgba(255,255,255,.08);color:var(--dark-text);border:1px solid var(--line-dark)}
  .tag{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--r-pill);font-size:12px;letter-spacing:.03em;background:var(--paper-2);color:var(--ink-body);border:1px solid var(--line)}
  .tag--brand{background:rgba(108,75,244,.1);color:var(--brand-dark);border-color:rgba(108,75,244,.25)}
  .tag--soft{background:transparent;color:var(--ink-muted)}
  .chip{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--r-pill);background:var(--paper-2);border:1px solid var(--line);font-size:14px;color:var(--ink-body);transition:background .18s,color .18s,border-color .18s}
  .chip:hover{background:var(--brand);border-color:var(--brand);color:#fff}

  /* ---------- breadcrumb ---------- */
  .crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(237,233,242,.6)}
  .crumb a{color:rgba(237,233,242,.6);transition:color .18s}
  .crumb a:hover{color:var(--accent)}
  .crumb__sep{color:rgba(237,233,242,.3)}
  .crumb__current{color:#fff;font-weight:600}

  /* ---------- hero ---------- */
  .rank-hero{position:relative;overflow:hidden;background:var(--ink-900);color:var(--dark-text);padding:28px 0 52px}
  .rank-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:52px 52px;pointer-events:none}
  .rank-hero > .container{position:relative;z-index:1}
  .hero-title{font-size:30px;line-height:1.3;font-weight:800;letter-spacing:.01em;color:#fff;margin:16px 0 0}
  .hero-lead{margin:16px 0 0;max-width:620px;font-size:16px;line-height:1.9;color:rgba(237,233,242,.78)}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
  .hero-actions .btn{flex:0 0 auto}
  @media (min-width:768px){
    .rank-hero{padding:36px 0 64px}
    .hero-title{font-size:40px;line-height:1.28}
  }

  .hud{background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--r-lg);padding:20px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
  .hud__head{display:flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.06em;color:rgba(237,233,242,.72)}
  .hud__dot{width:8px;height:8px;border-radius:50%;background:var(--warn);box-shadow:0 0 0 4px rgba(255,106,77,.18)}
  .hud__time{margin-left:auto;font-family:var(--font-num);color:rgba(237,233,242,.45)}
  .hud__grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
  .hud__item{background:#241E2F;border:1px solid var(--line-dark);border-radius:var(--r-md);padding:14px 16px}
  .hud__num{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--accent);line-height:1.2;transition:opacity .12s}
  .hud__label{display:block;font-size:12px;color:rgba(237,233,242,.6);margin-top:2px}
  .hud__foot{margin-top:16px;font-size:12px;color:rgba(237,233,242,.45);line-height:1.7}

  /* ---------- sections ---------- */
  .section{padding:48px 0}
  @media (min-width:768px){.section{padding:72px 0}}
  .section--tight{padding-bottom:24px}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px}
  .section-title{display:flex;align-items:center;gap:12px;margin:0;font-size:24px;line-height:1.35;font-weight:700;color:var(--ink-title)}
  .section-title::before{content:"";width:6px;height:24px;border-radius:3px;background:var(--brand)}
  .section-sub{margin:8px 0 0 18px;font-size:14px;color:var(--ink-meta)}
  .ghost-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--brand);border-bottom:2px solid transparent;padding-bottom:2px;transition:border-color .18s}
  .ghost-link:hover{border-color:var(--brand)}
  @media (min-width:768px){.section-title{font-size:28px}}

  /* ---------- ranking layout ---------- */
  .rank-layout{display:grid;gap:32px}
  @media (min-width:1024px){.rank-layout{grid-template-columns:minmax(0,1fr) 300px;gap:40px}}

  .rank-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
  .rank-row{display:grid;grid-template-columns:auto minmax(0,1fr);gap:14px;align-items:start;padding:18px 8px;border-bottom:1px solid var(--line);transition:background .18s ease-out}
  .rank-row:hover{background:var(--paper-2)}
  .rank-no{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:22px;font-weight:700;color:#B9B2C4;line-height:1.2;min-width:40px;text-align:center;padding-top:4px}
  .rank-row--top .rank-no{display:inline-flex;align-items:center;justify-content:center;background:var(--ink-900);color:var(--accent);border:1px solid var(--accent);border-radius:10px;font-size:19px;min-width:44px;padding:6px 0;margin-top:0}
  .rank-body{min-width:0}
  .rank-tags{display:flex;flex-wrap:wrap;gap:6px}
  .rank-title{margin:8px 0 0;font-size:17px;line-height:1.5;font-weight:600;color:var(--ink-title)}
  .rank-title a{transition:color .18s}
  .rank-title a:hover{color:var(--brand)}
  .rank-desc{margin:6px 0 0;font-size:14px;line-height:1.75;color:var(--ink-muted)}
  .rank-meter{grid-column:1 / -1;display:flex;align-items:center;gap:12px;margin-top:4px}
  .meter{position:relative;flex:1 1 auto;height:6px;border-radius:var(--r-pill);background:var(--paper-2);overflow:hidden;min-width:80px}
  .meter span{display:block;height:100%;border-radius:var(--r-pill);background:var(--brand)}
  .rank-heat{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:13px;font-weight:600;color:var(--brand);white-space:nowrap}
  .rank-time{font-family:var(--font-num);font-size:13px;color:var(--ink-meta);white-space:nowrap}
  .thumb{position:relative;width:76px;height:52px;border-radius:var(--r-sm);overflow:hidden;background:var(--paper-2);flex:0 0 auto}

  @media (min-width:768px){
    .rank-row{grid-template-columns:52px 96px minmax(0,1fr);gap:18px;align-items:center;padding:18px 10px}
    .rank-no{font-size:28px;min-width:52px;padding-top:0}
    .rank-row--top .rank-no{font-size:22px;min-width:52px}
    .thumb{width:96px;height:64px}
    .rank-meter{grid-column:auto;flex-direction:column;align-items:flex-end;gap:6px;margin-top:0;min-width:150px}
    .meter{width:100%;flex:0 0 auto}
  }
  @media (min-width:1024px){
    .rank-row{grid-template-columns:64px 108px minmax(0,1fr) 170px;gap:20px}
    .rank-no{font-size:32px}
    .thumb{width:108px;height:72px}
  }
  .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
  .rank-row:hover .thumb img{transform:scale(1.04)}

  /* ---------- sidebar ---------- */
  .rank-side{display:flex;flex-direction:column;gap:18px}
  @media (min-width:1024px){.rank-side{position:sticky;top:20px;align-self:start}}
  .side-card{background:var(--paper-0);border:1px solid var(--line);border-radius:var(--r-md);padding:18px;box-shadow:var(--shadow-1)}
  .side-card__title{margin:0 0 14px;font-size:15px;font-weight:700;color:var(--ink-title);letter-spacing:.02em}
  .side-chips{display:flex;flex-wrap:wrap;gap:8px}
  .side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
  .side-list a{display:flex;align-items:baseline;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px;color:var(--ink-body);transition:color .18s,padding-left .18s}
  .side-list li:last-child a{border-bottom:0}
  .side-list a:hover{color:var(--brand);padding-left:4px}
  .side-list__idx{font-family:var(--font-num);font-size:13px;color:var(--ink-meta)}
  .side-note{margin:0;font-size:13px;line-height:1.8;color:var(--ink-muted)}

  /* ---------- pagination ---------- */
  .pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:32px}
  .pagination a,.pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--line);font-size:14px;color:var(--ink-body);background:var(--paper-0);transition:background .18s,color .18s,border-color .18s}
  .pagination a:hover{border-color:var(--brand);color:var(--brand)}
  .pagination .is-current{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
  @media (max-width:640px){.pagination .pagination__num:not(.is-current){display:none}}

  /* ---------- path / nodes ---------- */
  .path{display:grid;grid-template-columns:repeat(4,minmax(220px,1fr));gap:24px;list-style:none;margin:0;padding:26px 0 0;border-top:2px solid var(--line);overflow-x:auto;scrollbar-width:none}
  .path::-webkit-scrollbar{display:none}
  .path__node{position:relative;min-width:220px}
  .path__node::before{content:"";position:absolute;top:-33px;left:0;width:14px;height:14px;border-radius:50%;background:var(--paper-1);border:2px solid var(--line)}
  .path__node.is-done::before{background:var(--brand);border-color:var(--brand)}
  .path__node.is-now::before{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 5px rgba(200,241,78,.28)}
  .path__date{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:13px;color:var(--brand);letter-spacing:.04em}
  .path__title{margin:6px 0 0;font-size:17px;font-weight:600;color:var(--ink-title)}
  .path__desc{margin:8px 0 0;font-size:14px;line-height:1.8;color:var(--ink-muted)}
  .path__state{display:inline-block;margin-top:12px;font-size:12px;padding:3px 10px;border-radius:var(--r-pill);background:var(--paper-2);color:var(--ink-muted);border:1px solid var(--line)}
  .path__node.is-now .path__state{background:rgba(200,241,78,.28);color:#4A5A00;border-color:rgba(200,241,78,.6)}
  @media (max-width:900px){.path{grid-auto-flow:column;grid-auto-columns:78%;grid-template-columns:none}}

  /* ---------- spec list ---------- */
  .spec-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
  .spec-list li{display:grid;grid-template-columns:1fr;gap:6px;padding:16px 8px;border-bottom:1px solid var(--line);transition:background .18s}
  .spec-list li:hover{background:var(--paper-2)}
  .spec-list__key{font-size:13px;letter-spacing:.06em;color:var(--ink-meta)}
  .spec-list__val{font-size:15px;line-height:1.8;color:var(--ink-body)}
  @media (min-width:768px){
    .spec-list li{grid-template-columns:150px minmax(0,1fr);gap:24px;align-items:baseline}
  }

  /* ---------- faq ---------- */
  .faq{border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 4px;background:none;border:0;text-align:left;font-size:17px;font-weight:600;color:var(--ink-title);cursor:pointer;font-family:inherit;transition:color .18s}
  .faq-q:hover{color:var(--brand)}
  .faq-icon{flex:0 0 auto;font-family:var(--font-num);font-size:20px;line-height:1;color:var(--brand);transition:transform .2s ease-out}
  .faq-item.is-open .faq-icon{transform:rotate(45deg)}
  .faq-a{display:none;padding:0 4px 20px;max-width:760px;font-size:15px;line-height:1.9;color:var(--ink-muted)}
  .faq-item.is-open .faq-a{display:block}

  /* ---------- cta ---------- */
  .cta-panel{background:var(--ink-900);color:var(--dark-text);border-radius:var(--r-lg);padding:28px;display:grid;gap:28px;box-shadow:var(--shadow-2)}
  .cta-panel h2{margin:14px 0 0;font-size:24px;line-height:1.35;font-weight:700;color:#fff}
  .cta-panel p{margin:12px 0 0;font-size:15px;line-height:1.85;color:rgba(237,233,242,.78)}
  .cta-list{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
  .cta-list li{position:relative;padding-left:20px;font-size:14px;color:rgba(237,233,242,.78)}
  .cta-list li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:var(--accent)}
  .subscribe-form{display:flex;flex-direction:column;gap:10px;background:var(--ink-800);border:1px solid var(--line-dark);border-radius:var(--r-md);padding:20px}
  .subscribe-form label{font-size:13px;letter-spacing:.06em;color:rgba(237,233,242,.72)}
  .subscribe-form input{height:48px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--line-dark);background:#241E2F;color:#fff;outline:none;transition:border-color .18s,box-shadow .18s}
  .subscribe-form input::placeholder{color:rgba(237,233,242,.4)}
  .subscribe-form input:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(200,241,78,.25)}
  .form-hint{margin:0;font-size:12px;line-height:1.7;color:rgba(237,233,242,.5)}
  .form-error{margin:0;font-size:13px;color:var(--warn)}
  .form-error[hidden],.form-ok[hidden]{display:none}
  .form-ok{margin:0;font-size:13px;line-height:1.7;color:var(--dark-text);border-left:3px solid var(--accent);background:rgba(200,241,78,.12);padding:8px 12px;border-radius:0 8px 8px 0}
  @media (min-width:900px){
    .cta-panel{grid-template-columns:minmax(0,1fr) 360px;padding:40px;align-items:center}
  }

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink-900);color:var(--dark-text);padding:52px 0 24px;margin-top:56px}
  .footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
  @media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr}}
  .footer-brand{display:flex;align-items:baseline;gap:8px}
  .footer-brand__main{font-size:18px;font-weight:700;color:#fff}
  .footer-brand__sub{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.6)}
  .footer-about{margin:14px 0 0;font-size:14px;line-height:1.85;color:rgba(237,233,242,.65);max-width:360px}
  .footer-col h3{margin:0 0 14px;font-size:14px;letter-spacing:.06em;color:#fff}
  .footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
  .footer-col a{font-size:14px;color:rgba(237,233,242,.7);transition:color .18s,transform .18s;display:inline-block}
  .footer-col a:hover{color:var(--accent);transform:translateX(2px)}
  .footer-sub p{margin:0 0 14px;font-size:14px;line-height:1.8;color:rgba(237,233,242,.65)}
  .footer-sub form{display:flex;gap:8px}
  .footer-sub input{flex:1 1 auto;min-width:0;height:42px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--line-dark);background:#241E2F;color:#fff;outline:none;transition:border-color .18s,box-shadow .18s}
  .footer-sub input:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(200,241,78,.22)}
  .footer-bottom{margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;font-size:13px;color:rgba(237,233,242,.5)}