/* roulang page: index */
:root{
  --brand-1:#5B2BE0;
  --brand-2:#7B4BFF;
  --brand-3:#12D3B6;
  --grad:linear-gradient(135deg,#5B2BE0 0%,#7B4BFF 52%,#12D3B6 100%);
  --grad-soft:linear-gradient(135deg,rgba(91,43,224,.12) 0%,rgba(18,211,182,.12) 100%);
  --indigo:#2B1F6B;
  --mist:#E9E6FB;
  --dark:#16132C;
  --bg:#F4F3FA;
  --card:#FFFFFF;
  --ink-1:#1A1730;
  --ink-2:#5C5875;
  --ink-3:#8E8AA6;
  --line:#E4E2F0;
  --coral:#FF4D6A;
  --mint:#14C08D;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 6px 20px rgba(27,20,64,.06);
  --sh-2:0 16px 36px rgba(27,20,64,.14);
  --maxw:1240px;
  --font-cn:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Bebas Neue","HarmonyOS Sans SC",ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.78;
  color:var(--ink-1);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand-3);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em;font-weight:700}
.grid-x{margin-left:0;margin-right:0}
.grid-padding-x{margin-left:-12px;margin-right:-12px}
.grid-padding-x>.cell{padding-left:12px;padding-right:12px}
section{position:relative}
.section{padding:88px 0}
.section.tight{padding:64px 0}
.section.mist{background:var(--mist)}
.section.dark{background:var(--dark);color:#fff}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:30px;line-height:1.3;font-weight:700;display:flex;align-items:center;gap:14px}
.section-head h2::before{content:"";width:4px;height:22px;border-radius:4px;background:var(--grad);flex:0 0 auto}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:15px}
.section.dark .section-head p{color:#C9C4E8}
.section.dark .section-head h2{color:#fff}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--r-pill);font-weight:600;font-size:15px;padding:13px 26px;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background-image:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(91,43,224,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(91,43,224,.34);filter:brightness(1.06)}
.btn-ghost{background:#fff;color:var(--brand-1);box-shadow:inset 0 0 0 1px var(--brand-2)}
.btn-ghost:hover{background:var(--mist);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--indigo)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,0,0,.28)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}

/* 标签 / 徽章 */
.tag{display:inline-flex;align-items:center;gap:6px;border-radius:var(--r-pill);font-size:12px;font-weight:600;padding:4px 12px;background:rgba(91,43,224,.10);color:var(--brand-1)}
.tag-coral{background:rgba(255,77,106,.12);color:var(--coral)}
.tag-mint{background:rgba(20,192,141,.14);color:var(--mint)}
.tag-line{background:transparent;box-shadow:inset 0 0 0 1px var(--line);color:var(--ink-2)}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.badge{background:rgba(255,255,255,.12);box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);border-radius:var(--r-pill);padding:8px 18px;display:flex;align-items:baseline;gap:8px}
.badge b{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:20px;font-weight:700;color:#fff;letter-spacing:.02em}
.badge span{font-size:12px;color:#C9C4E8}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);border-bottom:1px solid transparent;transition:border-color .2s ease,box-shadow .2s ease}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(27,20,64,.06)}
.header-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;border-radius:12px;background-image:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;flex:0 0 auto}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.01em;color:var(--ink-1)}
.nav-desktop{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center}
.nav-link{font-size:15px;font-weight:600;color:var(--ink-2);padding:9px 16px;border-radius:var(--r-pill);transition:color .18s ease,background-color .18s ease}
.nav-link:hover{color:var(--brand-1);background:rgba(91,43,224,.07)}
.nav-link.active{color:#fff;background-image:var(--grad)}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.mini-cd{display:inline-flex;align-items:center;gap:4px;background:var(--dark);color:#fff;border-radius:var(--r-pill);padding:7px 14px;font-size:13px}
.mini-cd .live-dot{width:7px;height:7px;border-radius:50%;background:var(--coral);display:inline-block;margin-right:4px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;box-shadow:inset 0 0 0 1px var(--line);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-1)}
.nav-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 0 22px}
.nav-drawer.is-open{display:block}
.drawer-link{display:block;padding:13px 24px;font-size:16px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line)}
.drawer-link.active{color:var(--brand-1)}
.drawer-foot{padding:18px 24px 0}

/* Hero */
.hero{background-image:var(--grad);color:#fff;padding:72px 0 84px;overflow:hidden}
.hero::after{content:"";position:absolute;inset:auto -10% -60% 40%;height:520px;background:radial-gradient(circle at center,rgba(18,211,182,.35),transparent 65%);pointer-events:none}
.hero .container{position:relative;z-index:2}
.hero-grid{align-items:center;row-gap:44px}
.hero h1{font-size:46px;line-height:1.2;font-weight:800;letter-spacing:-.01em}
.hero h1 em{font-style:normal;display:block;color:#D6FFEF;font-size:20px;font-weight:600;letter-spacing:.12em;margin-bottom:16px}
.hero-sub{margin-top:20px;font-size:17px;color:#EAE6FF;max-width:520px}
.hero-sub b{color:#fff;font-weight:700}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.media-card{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:0 24px 48px rgba(11,7,40,.38);background:var(--indigo)}
.media-card img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.9}
.media-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,19,44,.05) 35%,rgba(22,19,44,.85) 100%)}
.live-badge{position:absolute;top:16px;right:16px;z-index:3;display:inline-flex;align-items:center;gap:7px;background:rgba(22,19,44,.72);color:#fff;border-radius:var(--r-pill);padding:6px 14px;font-size:12px;font-weight:600;box-shadow:inset 0 0 0 1px rgba(255,255,255,.16)}
.live-badge i{width:7px;height:7px;border-radius:50%;background:var(--coral);display:inline-block}
.media-count{position:absolute;left:18px;right:18px;bottom:18px;z-index:3}
.media-count p{font-size:13px;color:#C9C4E8;margin-bottom:10px}
.cd-triple{display:flex;gap:10px}
.cd-cell{flex:1;text-align:center;background:rgba(22,19,44,.6);border-radius:14px;padding:10px 6px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.14)}
.cd-cell b{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:#fff;letter-spacing:.02em}
.cd-cell span{display:block;font-size:11px;color:#C9C4E8;margin-top:2px}

/* 倒计时条 */
.cd-bar{background:var(--dark);color:#fff;padding:26px 0}
.cd-bar-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cd-label{display:flex;align-items:center;gap:14px;min-width:260px}
.cd-label p{font-size:15px;color:#C9C4E8}
.cd-quad{display:flex;gap:10px}
.cd-block{min-width:76px;text-align:center;background:rgba(255,255,255,.07);border-radius:14px;padding:8px 10px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
.cd-block b{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:24px;font-weight:700;color:#fff}
.cd-block span{display:block;font-size:11px;color:#C9C4E8;margin-top:2px}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:var(--card);border-radius:var(--r-lg);padding:32px 28px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;position:relative;overflow:hidden}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step b{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:56px;line-height:1;font-weight:700;color:rgba(91,43,224,.15);margin-bottom:14px}
.step h3{font-size:19px;font-weight:700;margin-bottom:10px}
.step p{font-size:15px;color:var(--ink-2)}

/* 时间轴 */
.timeline{position:relative;padding-left:0}
.tl-item{display:grid;grid-template-columns:96px 32px 1fr;align-items:start;gap:0}
.tl-time{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:17px;font-weight:700;color:var(--brand-1);padding-top:20px}
.tl-axis{position:relative;display:flex;justify-content:center;padding-top:24px;align-self:stretch}
.tl-axis::before{content:"";position:absolute;top:0;bottom:0;width:2px;background:linear-gradient(180deg,rgba(91,43,224,.5),rgba(18,211,182,.35))}
.tl-dot{position:relative;z-index:2;width:12px;height:12px;border-radius:50%;background:#fff;box-shadow:inset 0 0 0 2px var(--brand-2)}
.tl-dot.filled{background:var(--brand-2);box-shadow:none}
.tl-card{background:#fff;border-radius:var(--r-md);padding:18px 22px;margin:8px 0;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.tl-item:hover .tl-card{transform:translateX(4px);box-shadow:var(--sh-2)}
.tl-item:hover .tl-dot{background:var(--brand-2);box-shadow:none}
.tl-card h3{font-size:17px;font-weight:700;margin-bottom:6px}
.tl-card p{font-size:14px;color:var(--ink-2)}
.tl-card .tl-tags{display:flex;gap:8px;margin-top:12px}

/* 入口卡片组 */
.entry-grid{display:grid;gap:24px}
.entry-row{display:grid;gap:24px}
.entry-row.wide-first{grid-template-columns:7fr 5fr}
.entry-row.narrow-first{grid-template-columns:5fr 7fr}
.entry-card{position:relative;border-radius:var(--r-lg);overflow:hidden;background:var(--indigo);min-height:260px;display:flex;align-items:flex-end;transition:transform .22s ease,box-shadow .22s ease;box-shadow:var(--sh-1)}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.entry-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.entry-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,19,44,.18) 20%,rgba(22,19,44,.88) 100%)}
.entry-body{position:relative;z-index:2;padding:26px 28px;color:#fff}
.entry-body h3{font-size:21px;font-weight:700;margin:12px 0 8px}
.entry-body p{font-size:14px;color:#D6D2EE}
.entry-more{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:14px;font-weight:600;color:#fff}
.entry-more svg{transition:transform .2s ease}
.entry-card:hover .entry-more svg{transform:translateX(4px)}

/* 最新信息 CMS */
.cms-layout{display:grid;grid-template-columns:1fr;gap:24px}
.cms-lead{display:grid;grid-template-columns:5fr 7fr;background:#fff;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.cms-lead:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.cms-lead-media{position:relative;min-height:260px;background:var(--mist)}
.cms-lead-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cms-lead-body{padding:32px 34px;display:flex;flex-direction:column;justify-content:center;gap:12px}
.cms-lead-body h3{font-size:24px;line-height:1.4;font-weight:700}
.cms-lead-body p{font-size:15px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--ink-3)}
.cms-meta time{font-family:var(--font-num);font-variant-numeric:tabular-nums}
.row-cards{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden}
.row-card{display:grid;grid-template-columns:96px 1fr 40px;align-items:center;gap:20px;padding:22px 28px;border-bottom:1px solid var(--line);transition:background-color .18s ease}
.row-card:last-child{border-bottom:0}
.row-card:hover{background:rgba(91,43,224,.04)}
.row-col{display:flex;flex-direction:column;gap:6px}
.row-col time{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:13px;color:var(--ink-3)}
.row-col .tag{justify-content:center;padding:3px 10px;font-size:11px}
.row-title{font-size:17px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.row-desc{font-size:14px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.row-arrow{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(91,43,224,.08);color:var(--brand-1);transition:background-color .18s ease,color .18s ease}
.row-card:hover .row-arrow{background-image:var(--grad);color:#fff}
.empty-state{background:#fff;border-radius:var(--r-lg);padding:52px 28px;text-align:center;box-shadow:var(--sh-1)}
.empty-state svg{margin:0 auto 16px;color:var(--brand-2)}
.empty-state p{color:var(--ink-2);margin-bottom:18px}

/* 回放横滚 */
.scroll-row{display:flex;gap:20px;overflow-x:auto;padding:6px 4px 20px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.scroll-row::-webkit-scrollbar{height:6px}
.scroll-row::-webkit-scrollbar-thumb{background:rgba(91,43,224,.25);border-radius:99px}
.replay-card{flex:0 0 300px;scroll-snap-align:start;background:#fff;border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease}
.replay-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.replay-card .thumb{position:relative;aspect-ratio:16/9;background:var(--mist)}
.replay-card .thumb img{width:100%;height:100%;object-fit:cover}
.replay-card .thumb .tag{position:absolute;left:12px;top:12px}
.replay-card .body{padding:18px 20px 22px}
.replay-card h3{font-size:16px;font-weight:700;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.replay-card .meta{font-size:13px;color:var(--ink-3);font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* 数据与反馈 */
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.metric{background:#fff;border-radius:var(--r-lg);padding:30px 28px;box-shadow:var(--sh-1)}
.metric b{display:block;font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:40px;font-weight:700;color:var(--brand-1);line-height:1.1}
.metric span{display:block;margin-top:8px;font-size:14px;color:var(--ink-2)}
.note-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:24px}
.note{background:rgba(255,255,255,.7);border-radius:var(--r-md);padding:24px 26px;box-shadow:inset 0 0 0 1px var(--line)}
.note p{font-size:15px;color:var(--ink-2)}
.note cite{display:block;margin-top:12px;font-size:13px;color:var(--ink-3);font-style:normal}

/* FAQ */
.faq-wrap{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;max-width:1000px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;padding:22px 28px;font-size:17px;font-weight:700;color:var(--ink-1);transition:background-color .18s ease}
.faq-q:hover{background:rgba(91,43,224,.04)}
.faq-sign{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:rgba(91,43,224,.1);color:var(--brand-1);display:flex;align-items:center;justify-content:center;font-size:18px;line-height:1;transition:transform .25s ease,background-color .25s ease,color .25s ease}
.faq-item.open .faq-sign{transform:rotate(180deg);background-image:var(--grad);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 28px 24px;max-width:880px;color:var(--ink-2);font-size:15px}
.faq-item.open .faq-a{max-height:400px}

/* 订阅 CTA */
.cta-card{background-image:var(--grad);color:#fff;border-radius:var(--r-lg);padding:56px 48px;display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;box-shadow:0 20px 44px rgba(91,43,224,.28)}
.cta-card h2{font-size:30px;font-weight:700;line-height:1.35}
.cta-card p{margin-top:14px;color:#EAE6FF;font-size:15px}
.sub-form{display:flex;gap:12px;background:rgba(255,255,255,.14);padding:10px;border-radius:var(--r-pill);box-shadow:inset 0 0 0 1px rgba(255,255,255,.2)}
.sub-form input{flex:1;border:0;border-radius:var(--r-pill);padding:12px 20px;background:#fff;color:var(--ink-1);outline:none;min-width:0}
.sub-form input::placeholder{color:var(--ink-3)}
.sub-form input:focus{box-shadow:0 0 0 2px var(--brand-3)}
.form-hint{margin-top:12px;font-size:13px;color:#D6FFEF;min-height:20px}
.form-hint.error{color:#FFD3DA}

/* 页脚 */
.site-footer{background:var(--dark);color:#fff;padding:72px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:48px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;color:#C9C4E8;max-width:320px}
.site-footer h3{font-size:14px;font-weight:700;margin-bottom:16px;color:#fff}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14px;color:#C9C4E8;transition:color .18s ease}
.footer-list a:hover{color:var(--brand-3)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:13px;color:#8E8AA6;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
.footer-bottom .container{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;width:100%}

@media (max-width:1023px){
  .section{padding:64px 0}
  .hero{padding:56px 0 64px}
  .hero h1{font-size:36px}
  .nav-desktop{display:none}
  .nav-toggle{display:flex}
  .mini-cd{display:none}
  .entry-row.wide-first,.entry-row.narrow-first{grid-template-columns:1fr}
  .cms-lead{grid-template-columns:1fr}
  .cms-lead-media{min-height:220px}
  .cta-card{grid-template-columns:1fr;padding:40px 32px}
  .metric-grid,.steps,.note-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:48px 0}
  .hero h1{font-size:30px}
  .hero h1 em{font-size:16px}
  .hero-sub{font-size:16px}
  .section-head h2{font-size:24px}
  .section-head h2::before{height:20px}
  .cd-bar-inner{justify-content:flex-start;gap:18px}
  .cd-quad{width:100%}
  .cd-block{flex:1;min-width:0}
  .metric-grid,.steps,.note-grid{grid-template-columns:1fr}
  .tl-item{grid-template-columns:70px 24px 1fr}
  .tl-time{font-size:15px}
  .row-card{grid-template-columns:1fr 40px;gap:14px;padding:18px 20px}
  .row-col{grid-column:1 / -1;flex-direction:row;align-items:center}
  .replay-card{flex:0 0 82%}
  .faq-q{font-size:16px;padding:18px 20px}
  .faq-a-inner{padding:0 20px 20px}
  .sub-form{flex-direction:column;border-radius:var(--r-md)}
  .sub-form .btn{width:100%}
  .cta-card{padding:32px 22px}
  .cta-card h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .header-inner{height:62px}
  .brand-text{font-size:15px}
}

/* roulang page: article */
/* ===== 设计变量 ===== */
:root{
  --brand-1:#5B2BE0;
  --brand-2:#7B4BFF;
  --brand-3:#12D3B6;
  --grad:linear-gradient(135deg,#5B2BE0 0%,#7B4BFF 55%,#12D3B6 100%);
  --indigo:#2B1F6B;
  --mist:#E9E6FB;
  --coral:#FF4D6A;
  --mint:#14C08D;
  --ink:#1A1730;
  --ink-2:#5C5875;
  --ink-3:#8E8AA6;
  --bg:#F4F3FA;
  --card:#FFFFFF;
  --deep:#16132C;
  --line:#E4E2F0;
  --on-deep:#FFFFFF;
  --on-deep-2:#C9C4E8;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --sh:0 6px 20px rgba(27,20,64,.06);
  --sh-hover:0 16px 36px rgba(27,20,64,.14);
  --sans:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --mono:"DIN Alternate","Bebas Neue",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --container:1240px;
}
/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.78;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand-1);text-decoration:none;border-bottom:1px solid rgba(91,43,224,.35);transition:color .2s ease,border-color .2s ease}
a:hover{color:var(--brand-3);border-bottom-color:rgba(18,211,182,.6)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-3);outline-offset:2px;border-radius:4px}
::selection{background:rgba(123,75,255,.22)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.02em}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(150%) blur(4px);
}
.header-inner{
  height:68px;display:flex;align-items:center;gap:24px;justify-content:space-between;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  border-bottom:0;color:var(--ink);font-weight:800;font-size:18px;letter-spacing:.2px;white-space:nowrap;
}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(91,43,224,.28);
}
.brand-text{background:linear-gradient(100deg,#1A1730 0%,#3A2E7A 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-desktop{display:flex;align-items:center;gap:6px}
.nav-link{
  border-bottom:0;color:var(--ink-2);font-size:15px;font-weight:600;
  padding:9px 14px;border-radius:var(--pill);transition:all .2s ease;white-space:nowrap;
}
.nav-link:hover{color:var(--brand-1);background:var(--mist)}
.nav-link.active{color:#fff;background:var(--grad);box-shadow:0 8px 18px rgba(91,43,224,.25)}
.header-actions{display:flex;align-items:center;gap:12px}
.mini-cd{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--deep);color:#fff;font-size:12px;font-weight:600;
  padding:7px 14px;border-radius:var(--pill);white-space:nowrap;
}
.mini-cd .num{color:var(--brand-3);font-size:13px}
.live-dot{
  width:7px;height:7px;border-radius:50%;background:var(--coral);
  display:inline-block;box-shadow:0 0 0 4px rgba(255,77,106,.18);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-bottom:0;font-weight:700;font-size:15px;
  padding:12px 24px;border-radius:var(--pill);
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(91,43,224,.28)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px rgba(91,43,224,.34);filter:brightness(1.06)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand-1);border:1px solid rgba(91,43,224,.35)}
.btn-ghost:hover{color:var(--brand-1);background:var(--mist);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-1);box-shadow:0 10px 24px rgba(22,19,44,.18)}
.btn-light:hover{color:var(--brand-1);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;background:var(--mist);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand-1)}
.nav-drawer{display:none}
.nav-drawer.open{display:block;border-top:1px solid var(--line);background:#fff;padding:10px 24px 20px}
.drawer-link{display:block;border-bottom:0;color:var(--ink-2);font-weight:600;padding:13px 4px;border-bottom:1px solid var(--line)}
.drawer-link:hover{color:var(--brand-1)}
.drawer-link.active{color:var(--brand-1)}
.drawer-foot{margin-top:16px}

/* ===== 文章页头部 ===== */
.article-hero{
  background:var(--deep);
  color:var(--on-deep);
  padding:56px 0 76px;
  position:relative;
  overflow:hidden;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
  opacity:.16;
}
.article-hero::after{
  content:"";position:absolute;left:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:var(--grad);opacity:.22;filter:blur(10px);
}
.article-hero .container{position:relative;z-index:2}

/* ===== 面包屑 ===== */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--on-deep-2);margin-bottom:14px;
}
.breadcrumb a{color:var(--on-deep-2);border-bottom:0}
.breadcrumb a:hover{color:var(--brand-3)}
.breadcrumb .sep{color:rgba(201,196,232,.5)}
.breadcrumb .current{color:var(--brand-3);font-weight:600}

/* ===== 文章主区 ===== */
.article-section{margin-top:-40px;padding-bottom:80px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:start}
.article-main{
  background:var(--card);border-radius:var(--r-lg);border:1px solid var(--line);
  box-shadow:var(--sh);padding:44px 48px 40px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;padding:6px 14px;border-radius:var(--pill);
  background:rgba(91,43,224,.1);color:var(--brand-1);
}
.tag-mint{background:rgba(20,192,141,.14);color:#0E8F69}
.tag-coral{background:rgba(255,77,106,.12);color:#D8324E}
.article-main h1{
  font-size:42px;line-height:1.24;font-weight:800;letter-spacing:-.4px;margin-bottom:18px;
}
.meta-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 18px;
  font-size:14px;color:var(--ink-3);
  padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  margin-bottom:30px;
}
.meta-bar strong{color:var(--ink-2);font-weight:600}

/* ===== 正文排版 ===== */
.article-body{max-width:760px;color:#2C2748;font-size:17px;line-height:1.85}
.article-body h2{
  font-size:27px;font-weight:700;color:var(--ink);
  margin:44px 0 16px;padding-left:14px;position:relative;line-height:1.36;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;width:4px;height:22px;border-radius:3px;background:var(--grad);
}
.article-body h3{font-size:20px;font-weight:700;color:var(--ink);margin:30px 0 12px}
.article-body p{margin:0 0 18px}
.article-body ul{margin:0 0 20px;padding:0}
.article-body ul li{position:relative;padding-left:24px;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:12px;width:8px;height:8px;border-radius:3px;background:var(--grad);
}
.article-body ol{list-style:decimal;margin:0 0 20px;padding-left:24px}
.article-body ol li{margin-bottom:10px;padding-left:4px}
.article-body ol li::marker{color:var(--brand-1);font-weight:700}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--mist);
  border-left:4px solid var(--brand-2);border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-md);margin:24px 0;border:1px solid var(--line)}
.article-body figure{margin:24px 0}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px}
.article-body pre{
  background:var(--deep);color:#EDEAFF;border-radius:var(--r-md);
  padding:20px 22px;overflow-x:auto;font-size:14px;line-height:1.7;
  font-family:var(--mono);margin:22px 0;
}
.article-body code{
  font-family:var(--mono);background:rgba(91,43,224,.08);
  color:#4A21B8;padding:2px 7px;border-radius:6px;font-size:.92em;
}
.article-body pre code{background:none;color:inherit;padding:0}
.article-body a{border-bottom:1px solid rgba(91,43,224,.4)}
.article-body strong{color:var(--ink)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.article-body th{background:var(--mist);color:var(--ink);font-weight:700}

/* ===== 空态 ===== */
.empty-state{
  text-align:center;padding:56px 20px;border:1px dashed var(--line);border-radius:var(--r-lg);background:var(--mist);
}
.empty-state svg{color:var(--brand-2);margin-bottom:14px}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px}
.empty-state p{color:var(--ink-2);margin-bottom:22px;font-size:15px}

/* ===== 正文尾部 ===== */
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:24px;border-top:1px solid var(--line)}
.footer-tags .tag{background:#fff;border:1px solid var(--line);color:var(--ink-2)}
.footer-tags .tag:hover{border-color:rgba(91,43,224,.4);color:var(--brand-1)}
.back-bar{
  margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:var(--grad);color:#fff;border-radius:var(--r-md);padding:22px 26px;
}
.back-bar p{margin:0;font-size:15px;color:rgba(255,255,255,.92)}
.back-bar strong{display:block;font-size:18px;color:#fff;margin-bottom:4px}

/* ===== 侧栏 ===== */
.article-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh);padding:22px}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--grad)}
.side-list li{border-bottom:1px solid var(--line)}
.side-list li:last-child{border-bottom:0}
.side-list a{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  padding:11px 0;border-bottom:0;font-size:14px;color:var(--ink-2);font-weight:600;
}
.side-list a:hover{color:var(--brand-1);transform:translateX(3px);transition:transform .2s ease}
.side-list a span{color:var(--ink-3);font-size:12px;font-family:var(--mono)}
.side-cover{border-radius:var(--r-sm);overflow:hidden;aspect-ratio:16/9;margin-bottom:14px}
.side-cover img{width:100%;height:100%;object-fit:cover}
.side-card p{font-size:14px;color:var(--ink-2);margin-bottom:14px}

/* ===== 相关推荐 ===== */
.recommend{margin-top:64px}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.section-head h2{font-size:28px;font-weight:700;position:relative;padding-left:14px}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;width:4px;height:22px;border-radius:3px;background:var(--grad)}
.section-head p{font-size:14px;color:var(--ink-3);margin-top:6px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease;border-bottom:1px solid var(--line);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.card-media{aspect-ratio:16/9;overflow:hidden;position:relative}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.05)}
.card-media .badge{
  position:absolute;left:12px;top:12px;background:rgba(22,19,44,.78);color:#fff;
  font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--pill);
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;font-weight:700;line-height:1.5}
.card-body h3 a{border-bottom:0;color:var(--ink)}
.card-body h3 a:hover{color:var(--brand-1)}
.card-body p{font-size:14px;color:var(--ink-2);line-height:1.7}
.card-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);padding-top:12px;border-top:1px solid var(--line)}
.card-meta .num{color:var(--brand-1)}

/* ===== 订阅 CTA ===== */
.subscribe{margin-top:72px;background:var(--grad);border-radius:var(--r-lg);padding:48px;color:#fff;display:grid;grid-template-columns:1.2fr 1fr;gap:32px;align-items:center}
.subscribe h2{font-size:28px;font-weight:800;margin-bottom:12px}
.subscribe p{color:rgba(255,255,255,.9);font-size:15px}
.sub-form{display:flex;gap:12px;background:rgba(255,255,255,.14);padding:10px;border-radius:var(--pill);border:1px solid rgba(255,255,255,.3)}
.sub-form input{
  flex:1;border:1px solid transparent;border-radius:var(--pill);padding:12px 18px;font-size:15px;color:var(--ink);
  background:#fff;min-width:0;
}
.sub-form input:focus{outline:none;border-color:var(--brand-3);box-shadow:0 0 0 3px rgba(18,211,182,.35)}
.sub-tip{font-size:13px;color:rgba(255,255,255,.82);margin-top:12px}

/* ===== 页脚 ===== */
.site-footer{background:var(--deep);color:var(--on-deep-2);margin-top:88px;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:48px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand-text{background:none;-webkit-background-clip:initial;background-clip:initial;color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;color:var(--on-deep-2)}
.site-footer h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px}
.footer-list li{margin-bottom:2px}
.footer-list a{font-size:14px;color:var(--on-deep-2);border-bottom:0;line-height:1.9;display:inline-block}
.footer-list a:hover{color:var(--brand-3)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13px;color:rgba(201,196,232,.72)}
.footer-bottom .container{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}

/* ===== 响应式 ===== */
@media (max-width:1023px){
  .nav-desktop{display:none}
  .mini-cd{display:none}
  .nav-toggle{display:flex}
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .article-side .side-card{flex:1 1 260px}
  .article-main h1{font-size:34px}
  .article-main{padding:34px 30px 32px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .subscribe{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  body{font-size:16px}
  .container{padding:0 18px}
  .article-hero{padding:38px 0 60px}
  .article-main h1{font-size:27px}
  .article-body{font-size:16px}
  .article-body h2{font-size:22px}
  .card-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr}
  .subscribe{border-radius:var(--r-md);padding:28px 22px}
  .sub-form{flex-direction:column;border-radius:var(--r-md);padding:14px}
  .sub-form input{width:100%}
  .sub-form .btn{width:100%}
  .footer-bottom .container{flex-direction:column}
}
@media (max-width:520px){
  .header-inner{height:62px;gap:12px}
  .brand{font-size:16px}
  .brand-mark{width:30px;height:30px;border-radius:10px}
  .article-main{padding:26px 20px 26px;border-radius:var(--r-md)}
  .back-bar{padding:18px 20px}
  .section-head h2{font-size:22px}
}

/* roulang page: category1 */
/* ==========================================================================
   1. 设计变量
   ========================================================================== */
:root{
  --brand-1:#5B2BE0;
  --brand-2:#7B4BFF;
  --brand-3:#12D3B6;
  --indigo:#2B1F6B;
  --mist:#E9E6FB;
  --coral:#FF4D6A;
  --mint:#14C08D;
  --bg:#F4F3FA;
  --card:#FFFFFF;
  --dark:#16132C;
  --line:#E4E2F0;
  --t1:#1A1730;
  --t2:#5C5875;
  --t3:#8E8AA6;
  --inv:#FFFFFF;
  --inv2:#C9C4E8;
  --grad:linear-gradient(135deg,#5B2BE0 0%,#7B4BFF 52%,#12D3B6 100%);
  --grad-soft:linear-gradient(135deg,rgba(91,43,224,.10) 0%,rgba(18,211,182,.10) 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh:0 6px 20px rgba(27,20,64,.06);
  --sh-h:0 16px 36px rgba(27,20,64,.14);
  --sans:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"DIN Alternate","Bebas Neue",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ==========================================================================
   2. 基础与 reset
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.78;
  color:var(--t1);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand-1);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;}
a:hover{color:var(--brand-3);}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1,h2,h3,h4{line-height:1.25;color:var(--t1);font-weight:700;}
button{font-family:inherit;}
svg{display:block;}
::selection{background:rgba(123,75,255,.22);}

/* Foundation 覆盖 */
.grid-padding-x{margin-left:-12px;margin-right:-12px;}
.grid-padding-x>.cell{padding-left:12px;padding-right:12px;}
.grid-x>.cell{min-width:0;}

/* ==========================================================================
   3. 容器与板块
   ========================================================================== */
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:88px 0;}
.section-sm{padding:64px 0;}
.section-white{background:var(--card);}
.section-mist{background:var(--mist);}
.section-dark{background:var(--dark);color:var(--inv);}

.sec-head{max-width:780px;margin-bottom:40px;}
.sec-head h2{
  font-size:30px;
  font-weight:700;
  padding-left:16px;
  position:relative;
  margin-bottom:14px;
}
.sec-head h2::before{
  content:"";
  position:absolute;
  left:0;top:4px;
  width:4px;height:22px;
  border-radius:2px;
  background:var(--grad);
}
.sec-head p{color:var(--t2);font-size:16px;}
.sec-head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.sec-head-row .sec-head{margin-bottom:32px;}

/* ==========================================================================
   4. 按钮
   ========================================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  background-image:var(--grad);
  color:#fff;
  box-shadow:0 8px 22px rgba(91,43,224,.28);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-2px);
  filter:brightness(1.06);
  box-shadow:0 14px 30px rgba(91,43,224,.34);
}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:#fff;
  color:var(--brand-1);
  border-color:rgba(91,43,224,.35);
}
.btn-ghost:hover{
  color:var(--brand-1);
  border-color:var(--brand-1);
  transform:translateY(-2px);
  box-shadow:var(--sh);
}
.btn-light{
  background:#fff;
  color:var(--indigo);
  box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.btn-light:hover{color:var(--indigo);transform:translateY(-2px);}
.btn-outline-light{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.5);
}
.btn-outline-light:hover{color:#fff;background:rgba(255,255,255,.14);transform:translateY(-2px);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn:focus-visible,
.nav-link:focus-visible,
.drawer-link:focus-visible,
.faq-q:focus-visible,
input:focus-visible,
a:focus-visible{
  outline:2px solid var(--brand-3);
  outline-offset:2px;
  border-radius:var(--r-pill);
}

/* ==========================================================================
   5. 徽章与标签
   ========================================================================== */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:600;
  line-height:1.5;
  background:rgba(91,43,224,.10);
  color:var(--brand-1);
}
.badge-mint{background:rgba(20,192,141,.14);color:#0C8A64;}
.badge-coral{background:rgba(255,77,106,.14);color:#D9304C;}
.badge-mist{background:rgba(43,31,107,.09);color:var(--indigo);}
.badge-inv{background:rgba(255,255,255,.16);color:#fff;}
.live-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--coral);
  box-shadow:0 0 0 3px rgba(255,77,106,.22);
  display:inline-block;
  flex:0 0 auto;
}
.num{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  letter-spacing:.02em;
}

/* ==========================================================================
   6. 顶部导航
   ========================================================================== */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-header.scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 4px 18px rgba(27,20,64,.06);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--t1);
  flex:0 0 auto;
}
.brand:hover{color:var(--t1);}
.brand-mark{
  width:36px;height:36px;
  border-radius:12px;
  background-image:var(--grad);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 6px 16px rgba(91,43,224,.28);
  flex:0 0 auto;
}
.brand-text{
  font-size:17px;
  font-weight:700;
  letter-spacing:.01em;
  white-space:nowrap;
}
.nav-desktop{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1 1 auto;
  justify-content:center;
}
.nav-link{
  padding:9px 15px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:500;
  color:var(--t2);
  text-decoration:none;
  transition:background .18s ease,color .18s ease;
}
.nav-link:hover{
  color:var(--brand-1);
  background:rgba(91,43,224,.07);
  text-decoration:none;
}
.nav-link.active{
  background-image:var(--grad);
  color:#fff;
  font-weight:600;
  box-shadow:0 6px 16px rgba(91,43,224,.24);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.mini-cd{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 13px;
  border-radius:var(--r-pill);
  background:var(--dark);
  color:#fff;
  font-size:12px;
  font-weight:600;
  white-space:nowrap;
}
.mini-cd .num{color:#9BF0DC;font-size:12.5px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  padding:0;
  cursor:pointer;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--t1);
  transition:transform .2s ease,opacity .2s ease;
}
.nav-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:12px 24px 24px;
}
.nav-drawer.open{display:block;}
.drawer-link{
  display:block;
  padding:13px 4px;
  font-size:16px;
  font-weight:500;
  color:var(--t2);
  text-decoration:none;
  border-bottom:1px solid var(--line);
}
.drawer-link:hover{color:var(--brand-1);text-decoration:none;}
.drawer-link.active{color:var(--brand-1);font-weight:700;}
.drawer-foot{padding-top:18px;}

/* ==========================================================================
   7. Hero
   ========================================================================== */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--dark) url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(91,43,224,.94) 0%,rgba(123,75,255,.80) 48%,rgba(18,211,182,.72) 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
  padding:76px 0 84px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.72);
  margin-bottom:12px;
}
.breadcrumb a{color:rgba(255,255,255,.82);text-decoration:none;}
.breadcrumb a:hover{color:#fff;text-decoration:underline;}
.breadcrumb span.sep{color:rgba(255,255,255,.45);}
.breadcrumb .current{color:#fff;font-weight:600;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.hero h1{
  font-size:46px;
  line-height:1.2;
  font-weight:800;
  color:#fff;
  letter-spacing:.01em;
  margin-bottom:18px;
}
.hero-sub{
  font-size:17px;
  color:rgba(255,255,255,.9);
  max-width:520px;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.stat-badges{display:flex;flex-wrap:wrap;gap:14px;}
.stat-badge{
  padding:12px 18px;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;
  min-width:118px;
}
.stat-badge b{
  display:block;
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:24px;
  font-weight:700;
  line-height:1.2;
  letter-spacing:.02em;
}
.stat-badge span{font-size:13px;color:rgba(255,255,255,.82);}

.hero-cover{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 24px 50px rgba(14,10,40,.34);
  background:#1B1438;
}
.hero-cover .ratio{
  position:relative;
  width:100%;
  padding-top:56.25%;
}
.hero-cover img{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
}
.hero-cover .veil{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(22,19,44,.30) 0%,rgba(22,19,44,.05) 42%,rgba(22,19,44,.82) 100%);
}
.hero-cover .live-chip{
  position:absolute;
  top:16px;right:16px;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 13px;
  border-radius:var(--r-pill);
  background:rgba(255,77,106,.92);
  color:#fff;
  font-size:12px;
  font-weight:700;
}
.hero-cover .cover-body{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:20px;
  color:#fff;
}
.hero-cover .cover-body h3{
  font-size:18px;
  color:#fff;
  margin-bottom:6px;
}
.hero-cover .cover-body p{font-size:13px;color:rgba(255,255,255,.82);margin-bottom:14px;}
.hero-cd{
  display:flex;
  gap:10px;
}
.hero-cd .cellbox{
  flex:1 1 0;
  text-align:center;
  padding:10px 6px;
  border-radius:var(--r-sm);
  background:rgba(22,19,44,.62);
  border:1px solid rgba(255,255,255,.16);
}
.hero-cd .cellbox b{
  display:block;
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:22px;
  font-weight:700;
  color:#fff;
  line-height:1.2;
}
.hero-cd .cellbox span{font-size:11px;color:rgba(255,255,255,.72);}

/* ==========================================================================
   8. 倒计时条
   ========================================================================== */
.countdown-bar{
  background:var(--dark);
  color:#fff;
}
.countdown-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:26px 0;
  flex-wrap:wrap;
}
.cd-label{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:15px;
  font-weight:600;
  color:#fff;
}
.cd-label small{display:block;font-size:12.5px;font-weight:400;color:var(--inv2);}
.cd-grid{display:flex;gap:12px;}
.cd-cell{
  min-width:80px;
  padding:10px 14px;
  text-align:center;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
}
.cd-cell b{
  display:block;
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:26px;
  font-weight:700;
  letter-spacing:.02em;
  color:#fff;
  line-height:1.2;
}
.cd-cell span{font-size:12px;color:var(--inv2);}

/* ==========================================================================
   9. 时间轴
   ========================================================================== */
.timeline{position:relative;}
.tl-row{
  display:grid;
  grid-template-columns:96px 30px 1fr;
  align-items:start;
  padding-bottom:20px;
}
.tl-row:last-child{padding-bottom:0;}
.tl-time{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-weight:700;
  font-size:17px;
  color:var(--t1);
  padding-top:16px;
  letter-spacing:.02em;
}
.tl-time small{display:block;font-family:var(--sans);font-size:12px;font-weight:500;color:var(--t3);letter-spacing:0;}
.tl-rail{position:relative;align-self:stretch;min-height:100%;}
.tl-rail::before{
  content:"";
  position:absolute;
  left:14px;top:0;bottom:0;
  width:2px;
  background:linear-gradient(180deg,rgba(123,75,255,.65),rgba(18,211,182,.55));
}
.tl-row:last-child .tl-rail::before{bottom:auto;height:26px;}
.tl-dot{
  position:absolute;
  left:8px;top:22px;
  width:14px;height:14px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--brand-2);
  z-index:2;
  transition:background .2s ease,border-color .2s ease;
}
.tl-dot.done{background:var(--mint);border-color:var(--mint);}
.tl-dot.going{background:var(--coral);border-color:var(--coral);}
.tl-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px 22px;
  box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease;
}
.tl-card:hover{transform:translateX(4px);box-shadow:var(--sh-h);}
.tl-card .tl-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:8px;
  flex-wrap:wrap;
}
.tl-card h3{font-size:18px;font-weight:700;}
.tl-card p{font-size:15px;color:var(--t2);margin-bottom:10px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--t3);}
.tl-meta b{font-family:var(--mono);font-variant-numeric:tabular-nums;color:var(--t2);font-weight:700;}

/* 粘性侧卡 */
.side-stack{display:flex;flex-direction:column;gap:20px;}
.sticky-card{position:sticky;top:92px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--sh);
}
.side-card h3{font-size:18px;margin-bottom:8px;}
.side-card p{font-size:14px;color:var(--t2);}
.side-cd{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  margin:18px 0;
}
.side-cd div{
  text-align:center;
  padding:12px 4px;
  border-radius:var(--r-sm);
  background:var(--mist);
}
.side-cd b{
  display:block;
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:22px;
  font-weight:700;
  color:var(--indigo);
  line-height:1.2;
}
.side-cd span{font-size:12px;color:var(--t2);}
.side-list{margin-top:16px;border-top:1px solid var(--line);padding-top:16px;}
.side-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:var(--t2);
  padding:7px 0;
}
.side-list li svg{flex:0 0 auto;margin-top:5px;color:var(--brand-3);}
.side-dark{
  background:var(--dark);
  border:1px solid rgba(255,255,255,.12);
  color:#fff;
}
.side-dark h3{color:#fff;}
.side-dark p{color:var(--inv2);}

/* ==========================================================================
   10. 看点网格 / 回放横滚
   ========================================================================== */
.spot-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease;
  height:100%;
}
.spot-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h);}
.spot-media{position:relative;padding-top:62%;overflow:hidden;background:var(--mist);}
.spot-media img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
}
.spot-media .tag{
  position:absolute;top:14px;left:14px;
}
.spot-body{padding:22px;}
.spot-body h3{font-size:19px;margin-bottom:10px;}
.spot-body p{font-size:14.5px;color:var(--t2);margin-bottom:16px;}
.spot-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid var(--line);
  padding-top:14px;
  font-size:13px;
  color:var(--t3);
}
.spot-foot a{font-weight:600;text-decoration:none;font-size:13.5px;}
.spot-foot a:hover{text-decoration:underline;}

.roll-wrap{position:relative;}
.roll{
  display:flex;
  gap:20px;
  overflow-x:auto;
  padding-bottom:8px;
  scrollbar-width:none;
  -ms-overflow-style:none;
  scroll-snap-type:x mandatory;
}
.roll::-webkit-scrollbar{display:none;}
.roll-item{
  flex:0 0 300px;
  scroll-snap-align:start;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease;
}
.roll-item:hover{transform:translateY(-4px);box-shadow:var(--sh-h);}
.roll-media{position:relative;padding-top:56.25%;background:var(--mist);}
.roll-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.roll-media .dur{
  position:absolute;right:12px;bottom:12px;
  padding:3px 9px;
  border-radius:var(--r-pill);
  background:rgba(22,19,44,.78);
  color:#fff;
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:12px;
  font-weight:700;
}
.roll-body{padding:16px 18px 18px;}
.roll-body h3{font-size:16px;margin-bottom:6px;}
.roll-body span{font-size:13px;color:var(--t3);}

/* ==========================================================================
   11. 订阅表单
   ========================================================================== */
.subscribe-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px;
  box-shadow:var(--sh);
}
.sub-form{
  display:flex;
  gap:12px;
  align-items:stretch;
  flex-wrap:wrap;
}
.sub-form input{
  flex:1 1 260px;
  min-width:0;
  padding:14px 18px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  font-size:15px;
  color:var(--t1);
  font-family:inherit;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-form input::placeholder{color:var(--t3);}
.sub-form input:focus{
  outline:none;
  border-color:var(--brand-1);
  box-shadow:0 0 0 3px rgba(18,211,182,.28);
}
.sub-form.has-err input{border-color:var(--coral);}
.form-msg{
  display:block;
  margin-top:12px;
  font-size:13.5px;
  color:var(--t2);
  min-height:20px;
}
.form-msg.ok{color:#0C8A64;}
.form-msg.err{color:#D9304C;}
.sub-note{
  display:flex;
  flex-wrap:wrap;
  gap:18px;
  margin-top:6px;
  font-size:13px;
  color:var(--t3);
}

/* ==========================================================================
   12. FAQ
   ========================================================================== */
.faq-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh);
  max-width:900px;
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 26px;
  background:transparent;
  border:0;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--t1);
  cursor:pointer;
  transition:background .18s ease,color .18s ease;
}
.faq-q:hover{background:rgba(91,43,224,.05);color:var(--brand-1);}
.faq-icon{
  position:relative;
  flex:0 0 auto;
  width:20px;height:20px;
  transition:transform .25s ease;
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand-1);
  border-radius:2px;
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px;}
.faq-icon::after{left:9px;top:0;width:2px;height:20px;}
.faq-item.open .faq-icon{transform:rotate(180deg);}
.faq-item.open .faq-icon::after{opacity:0;}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 26px 24px;
  font-size:15.5px;
  color:var(--t2);
  max-width:820px;
}

/* ==========================================================================
   13. CTA
   ========================================================================== */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  padding:52px 44px;
  background-image:var(--grad);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  box-shadow:0 20px 46px rgba(91,43,224,.26);
}
.cta-band h2{
  font-size:30px;
  color:#fff;
  margin-bottom:12px;
  padding-left:0;
}
.cta-band h2::before{display:none;}
.cta-band p{color:rgba(255,255,255,.9);max-width:620px;font-size:16px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ==========================================================================
   14. 页脚
   ========================================================================== */
.site-footer{background:var(--dark);color:var(--inv2);padding-top:72px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:56px;
}
.site-footer .brand{color:#fff;margin-bottom:16px;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-text{color:#fff;}
.site-footer p{font-size:14px;color:var(--inv2);line-height:1.85;}
.site-footer h3{
  font-size:14px;
  color:#fff;
  font-weight:700;
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-list li{padding:4px 0;}
.footer-list a{
  font-size:14px;
  color:var(--inv2);
  text-decoration:none;
  line-height:1.9;
}
.footer-list a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
}
.footer-bottom .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(201,196,232,.75);
}

/* 数字跳动 */
@keyframes tickUp{
  from{opacity:.45;transform:translateY(6px);}
  to{opacity:1;transform:translateY(0);}
}
.tick{animation:tickUp .3s ease;}

/* ==========================================================================
   15. 响应式
   ========================================================================== */
@media (max-width:1023px){
  .section{padding:64px 0;}
  .section-sm{padding:52px 0;}
  .nav-desktop{display:none;}
  .nav-toggle{display:flex;}
  .mini-cd{display:none;}
  .hero-inner{
    grid-template-columns:1fr;
    gap:36px;
    padding:56px 0 64px;
  }
  .hero h1{font-size:36px;}
  .hero-sub{font-size:16px;}
  .sticky-card{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .sec-head h2{font-size:27px;}
  .cta-band{padding:40px 30px;}
  .cta-band h2{font-size:26px;}
}
@media (max-width:767px){
  .container{padding-left:18px;padding-right:18px;}
  .section{padding:48px 0;}
  .section-sm{padding:40px 0;}
  .hero h1{font-size:30px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 auto;}
  .stat-badge{flex:1 1 42%;min-width:0;}
  .cd-grid{width:100%;}
  .cd-cell{flex:1 1 0;min-width:0;padding:8px 6px;}
  .cd-cell b{font-size:20px;}
  .countdown-inner{gap:16px;}
  .tl-row{grid-template-columns:76px 24px 1fr;}
  .tl-rail::before{left:11px;}
  .tl-dot{left:5px;}
  .tl-time{font-size:15px;padding-top:14px;}
  .tl-card{padding:16px;}
  .tl-card h3{font-size:16.5px;}
  .faq-q{padding:18px;font-size:15.5px;}
  .faq-a-inner{padding:0 18px 20px;font-size:15px;}
  .subscribe-card{padding:24px 20px;}
  .sub-form input{flex:1 1 100%;}
  .sub-form .btn{width:100%;}
  .roll-item{flex:0 0 250px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:40px;}
  .cta-band{padding:32px 22px;}
  .cta-band h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:520px){
  body{font-size:16px;}
  .brand-text{font-size:15.5px;}
  .hero h1{font-size:26px;}
  .sec-head h2{font-size:23px;}
  .side-cd{grid-template-columns:repeat(3,1fr);}
  .stat-badges{gap:10px;}
  .stat-badge{padding:10px 12px;}
}
@media (min-width:1440px){
  .container{max-width:1240px;}
}

/* roulang page: category2 */
/* ============================================================
   1. 设计变量
   ============================================================ */
:root{
  --grad: linear-gradient(135deg,#5B2BE0 0%,#7B4BFF 55%,#12D3B6 100%);
  --grad-soft: linear-gradient(135deg,rgba(91,43,224,.10),rgba(18,211,182,.10));
  --brand:#5B2BE0;
  --brand-2:#7B4BFF;
  --brand-3:#12D3B6;
  --indigo:#2B1F6B;
  --mist:#E9E6FB;
  --coral:#FF4D6A;
  --mint:#14C08D;
  --bg:#F4F3FA;
  --card:#FFFFFF;
  --dark:#16132C;
  --line:#E4E2F0;
  --t1:#1A1730;
  --t2:#5C5875;
  --t3:#8E8AA6;
  --on-dark:#FFFFFF;
  --on-dark-2:#C9C4E8;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --sh1:0 6px 20px rgba(27,20,64,.06);
  --sh2:0 16px 36px rgba(27,20,64,.14);
  --container:1240px;
  --font-base:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Bebas Neue",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ============================================================
   2. 基础 reset
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--t1);
  font-family:var(--font-base);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-3)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{list-style:none;padding:0}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--brand-3);outline-offset:2px;border-radius:6px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}
::selection{background:rgba(123,75,255,.22)}

/* ============================================================
   3. 容器与通用板块
   ============================================================ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section--mist{background:var(--mist)}
.section-head{max-width:780px;margin-bottom:42px}
.section-title{
  position:relative;
  padding-left:18px;
  font-size:30px;
  line-height:1.32;
  font-weight:700;
  letter-spacing:-.01em;
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;top:7px;
  width:4px;height:22px;
  border-radius:2px;
  background-image:var(--grad);
}
.section-desc{margin-top:16px;color:var(--t2);font-size:16px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:var(--pill);
  background:var(--grad-soft);
  color:var(--brand);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
}

/* ============================================================
   4. 顶部导航
   ============================================================ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-stuck{
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(27,20,64,.06);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:68px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--t1);
  font-weight:800;
  flex:none;
}
.brand:hover{color:var(--t1)}
.brand-mark{
  width:34px;height:34px;
  border-radius:11px;
  background-image:var(--grad);
  color:#fff;
  display:grid;
  place-items:center;
  box-shadow:0 8px 18px rgba(91,43,224,.28);
  flex:none;
}
.brand-text{font-size:17px;letter-spacing:.01em;white-space:nowrap}
.nav-desktop{display:flex;align-items:center;gap:4px}
.nav-link{
  display:inline-flex;
  align-items:center;
  padding:9px 15px;
  border-radius:var(--pill);
  color:var(--t2);
  font-size:15px;
  font-weight:600;
  transition:background-color .2s ease,color .2s ease,transform .2s ease;
}
.nav-link:hover{background:var(--mist);color:var(--brand);transform:translateY(-1px)}
.nav-link.active{background-image:var(--grad);color:#fff;box-shadow:0 8px 18px rgba(91,43,224,.26)}
.nav-link.active:hover{color:#fff}
.header-actions{display:flex;align-items:center;gap:12px;flex:none}
.mini-cd{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 14px;
  border-radius:var(--pill);
  background:var(--dark);
  color:var(--on-dark-2);
  font-size:13px;
  font-weight:600;
  border:1px solid rgba(255,255,255,.12);
}
.mini-cd .num{color:#fff;font-weight:700;font-size:14px}
.live-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--coral);
  display:inline-block;
  box-shadow:0 0 0 3px rgba(255,77,106,.22);
}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  padding:0;
  place-items:center;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--t1);margin:0 auto}
.nav-toggle span+span{margin-top:4px}
.nav-drawer{display:none}

/* ============================================================
   5. 按钮与标签
   ============================================================ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  border-radius:var(--pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background-image:var(--grad);
  color:#fff;
  box-shadow:0 12px 26px rgba(91,43,224,.28);
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(91,43,224,.34)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 8px 18px rgba(91,43,224,.26)}
.btn-ghost{
  background:#fff;
  border-color:var(--brand);
  color:var(--brand);
}
.btn-ghost:hover{color:var(--brand-2);border-color:var(--brand-2);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand);box-shadow:0 12px 26px rgba(12,8,40,.24)}
.btn-light:hover{color:var(--brand-2);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--pill);
  font-size:12px;
  font-weight:600;
  background:rgba(91,43,224,.10);
  color:var(--brand);
}
.tag--mint{background:rgba(20,192,141,.14);color:#0E9A72}
.tag--coral{background:rgba(255,77,106,.14);color:#D9304F}

/* ============================================================
   6. Hero
   ============================================================ */
.hero{
  position:relative;
  padding:48px 0 76px;
  background:
    radial-gradient(760px 420px at 88% -10%,rgba(18,211,182,.14),transparent 62%),
    radial-gradient(680px 420px at 4% 4%,rgba(123,75,255,.16),transparent 60%),
    var(--bg);
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:52px;
  align-items:center;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--t3);
  margin-bottom:16px;
}
.breadcrumb a{color:var(--t3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--brand);font-weight:600}
.hero h1{
  margin-top:16px;
  font-size:46px;
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.02em;
}
.hero-sub{
  margin-top:18px;
  font-size:17px;
  color:var(--t2);
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.stat{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:14px 20px;
  box-shadow:var(--sh1);
  min-width:118px;
}
.stat b{display:block;font-size:24px;font-weight:700;line-height:1.2;font-family:var(--font-num);font-variant-numeric:tabular-nums;background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;font-size:13px;color:var(--t3);margin-top:4px}
.hero-card{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh2);
  background:var(--dark);
  aspect-ratio:16/11;
}
.hero-card img{width:100%;height:100%;object-fit:cover}
.hero-card::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(22,19,44,0) 38%,rgba(22,19,44,.82) 100%);
}
.hero-card .tag{
  position:absolute;
  top:16px;right:16px;
  z-index:2;
  background:rgba(22,19,44,.86);
  color:#fff;
  border:1px solid rgba(255,255,255,.16);
}
.hero-card-foot{
  position:absolute;
  left:22px;right:22px;bottom:20px;
  z-index:2;
  color:#fff;
}
.hero-card-foot h2{font-size:18px;font-weight:700;line-height:1.4}
.hero-card-foot p{font-size:13px;color:var(--on-dark-2);margin-top:6px}

/* ============================================================
   7. 检查清单（行卡）
   ============================================================ */
.check-list{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh1);
}
.check-item{
  display:grid;
  grid-template-columns:104px minmax(0,1fr) 130px;
  align-items:center;
  gap:24px;
  padding:24px 28px;
  border-top:1px solid var(--line);
  transition:background-color .22s ease;
}
.check-item:first-child{border-top:0}
.check-item:hover{background:var(--mist)}
.check-index{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--brand);
}
.check-item h3{font-size:18px;font-weight:700;line-height:1.45}
.check-item p{font-size:15px;color:var(--t2);margin-top:6px}
.check-link{
  justify-self:end;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  gap:6px;
  white-space:nowrap;
}
.check-link:hover{color:var(--brand-3)}

/* ============================================================
   8. 步骤区（Z 形图文）
   ============================================================ */
.steps{display:flex;flex-direction:column;gap:72px}
.step{
  display:grid;
  grid-template-columns:112px minmax(0,1fr) minmax(0,1fr);
  gap:40px;
  align-items:center;
}
.step--rev .step-media{order:1}
.step-num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:96px;
  line-height:1;
  font-weight:800;
  color:rgba(91,43,224,.15);
  letter-spacing:-.03em;
}
.step-media{
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:#fff;
  box-shadow:var(--sh1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.step-media:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.step-media figure{margin:0}
.step-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.step-media figcaption{
  font-size:12px;
  color:var(--t3);
  padding:10px 14px;
  border-top:1px solid var(--line);
  background:#fff;
}
.step-body h3{font-size:20px;font-weight:700;line-height:1.5}
.step-body>p{margin-top:12px;color:var(--t2);font-size:16px}
.step-points{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.step-points li{
  position:relative;
  padding-left:22px;
  font-size:15px;
  color:var(--t2);
}
.step-points li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:9px;height:9px;
  border-radius:50%;
  background-image:var(--grad);
}
.step-points li strong{color:var(--t1);font-weight:700}

/* ============================================================
   9. 要点提示条
   ============================================================ */
.tips-strip{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.tip{
  display:flex;
  align-items:center;
  gap:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--pill);
  padding:16px 22px;
  box-shadow:var(--sh1);
  transition:transform .22s ease,box-shadow .22s ease;
}
.tip:hover{transform:translateY(-3px);box-shadow:var(--sh2)}
.tip-icon{
  width:38px;height:38px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--grad-soft);
  color:var(--brand);
  flex:none;
}
.tip b{display:block;font-size:15px;font-weight:700;line-height:1.4}
.tip span{display:block;font-size:13px;color:var(--t3);margin-top:2px}

/* ============================================================
   10. FAQ
   ============================================================ */
.faq-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  max-width:880px;
  box-shadow:var(--sh1);
}
.faq-item+.faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 26px;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--t1);
  transition:background-color .2s ease,color .2s ease;
}
.faq-q:hover{background:var(--mist);color:var(--brand)}
.faq-icon{
  position:relative;
  width:22px;height:22px;
  flex:none;
  transition:transform .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--brand);
  border-radius:2px;
}
.faq-icon::before{left:0;top:10px;width:22px;height:2px}
.faq-icon::after{left:10px;top:0;width:2px;height:22px;transition:opacity .25s ease}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-item.is-open .faq-icon::after{opacity:0}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-a-inner{padding:0 26px 24px;color:var(--t2);font-size:15.5px;max-width:760px;line-height:1.8}
.faq-a-inner strong{color:var(--t1)}

/* ============================================================
   11. CTA 卡与表单
   ============================================================ */
.cta-band{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  padding:56px 48px;
  background-image:var(--grad);
  box-shadow:0 24px 54px rgba(60,30,160,.26);
  isolation:isolate;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;
  background-position:center;
  opacity:.22;
  mix-blend-mode:soft-light;
  z-index:-1;
}
.cta-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:40px;
  align-items:center;
}
.cta-band h2{font-size:28px;font-weight:800;color:#fff;line-height:1.35}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.86);font-size:16px;max-width:520px}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-tags .tag{background:rgba(255,255,255,.18);color:#fff}
.subscribe-form{
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  border-radius:var(--r-md);
  padding:22px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
}
.subscribe-form input{
  flex:1 1 200px;
  min-width:0;
  padding:13px 16px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.5);
  background:#fff;
  color:var(--t1);
  font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.subscribe-form input::placeholder{color:var(--t3)}
.subscribe-form input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(18,211,182,.45);
}
.subscribe-form input.is-error{
  border-color:var(--coral);
  box-shadow:0 0 0 3px rgba(255,77,106,.35);
}
.form-msg{
  flex:1 1 100%;
  font-size:13.5px;
  line-height:1.6;
  color:rgba(255,255,255,.9);
  min-height:20px;
}
.form-msg.ok{color:#DFFFF5}
.form-msg.err{color:#FFE3E8}
.form-note{
  flex:1 1 100%;
  font-size:12.5px;
  color:rgba(255,255,255,.72);
}

/* ============================================================
   12. 页脚
   ============================================================ */
.site-footer{background:var(--dark);color:var(--on-dark-2);margin-top:88px}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:44px;
  padding:72px 0 56px;
}
.footer-brand .brand{color:#fff;margin-bottom:18px}
.footer-brand .brand:hover{color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;color:var(--on-dark-2);max-width:320px}
.site-footer h3{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.02em;
}
.footer-list li{margin-bottom:6px}
.footer-list a{font-size:14px;color:var(--on-dark-2);line-height:1.9}
.footer-list a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0;
}
.footer-bottom .container{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:var(--t3);
}

/* ============================================================
   13. 响应式
   ============================================================ */
@media (max-width:1023px){
  .section{padding:64px 0}
  .hero{padding:36px 0 60px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero h1{font-size:36px}
  .hero-card{aspect-ratio:16/9}
  .nav-desktop{display:none}
  .nav-toggle{display:grid}
  .mini-cd{display:none}
  .nav-drawer{
    display:none;
    border-top:1px solid var(--line);
    background:#fff;
    padding:14px 24px 22px;
    box-shadow:0 18px 30px rgba(27,20,64,.10);
  }
  .nav-drawer.is-open{display:block}
  .drawer-link{
    display:block;
    padding:13px 14px;
    border-radius:var(--r-sm);
    color:var(--t2);
    font-size:16px;
    font-weight:600;
  }
  .drawer-link:hover{background:var(--mist);color:var(--brand)}
  .drawer-link.active{background-image:var(--grad);color:#fff}
  .drawer-foot{margin-top:14px}
  .step{grid-template-columns:1fr;gap:20px}
  .step--rev .step-media{order:0}
  .step-num{font-size:60px}
  .tips-strip{grid-template-columns:1fr}
  .check-item{grid-template-columns:78px minmax(0,1fr);gap:16px;padding:20px 22px}
  .check-link{grid-column:2;justify-self:start}
  .cta-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:40px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:56px 0 40px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:639px){
  .container{padding:0 18px}
  .section{padding:48px 0}
  body{font-size:15.5px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:16px}
  .section-title{font-size:24px}
  .step-num{font-size:48px}
  .brand-text{font-size:15px}
  .hero-actions .btn{width:100%}
  .cta-band h2{font-size:23px}
  .faq-q{font-size:15.5px;padding:18px 18px}
  .faq-a-inner{padding:0 18px 20px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom .container{flex-direction:column;gap:6px}
}

/* roulang page: category3 */
/* =========================================================
   1. 设计变量
   ========================================================= */
:root{
  --brand-1:#5B2BE0;
  --brand-2:#7B4BFF;
  --brand-3:#12D3B6;
  --brand-grad:linear-gradient(135deg,#5B2BE0 0%,#7B4BFF 55%,#12D3B6 100%);
  --indigo:#2B1F6B;
  --mist:#E9E6FB;
  --coral:#FF4D6A;
  --mint:#14C08D;
  --bg:#F4F3FA;
  --card:#FFFFFF;
  --dark:#16132C;
  --line:#E4E2F0;
  --ink:#1A1730;
  --ink-2:#5C5875;
  --ink-3:#8E8AA6;
  --on-dark:#FFFFFF;
  --on-dark-2:#C9C4E8;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh:0 6px 20px rgba(27,20,64,.06);
  --sh-hover:0 16px 36px rgba(27,20,64,.14);
  --num-font:"DIN Alternate","Bebas Neue",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --font-cn:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}

/* =========================================================
   2. 基础 reset / base
   ========================================================= */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-3)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--brand-3);outline-offset:2px}
::selection{background:rgba(91,43,224,.18)}

/* =========================================================
   3. 容器与板块
   ========================================================= */
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:64px 0 88px}
.section--mist{background:var(--mist)}
.sec-head{max-width:780px;margin-bottom:36px}
.sec-title{
  position:relative;
  padding-left:16px;
  font-size:30px;
  line-height:1.3;
  font-weight:700;
  color:var(--ink);
  letter-spacing:.01em;
}
.sec-title::before{
  content:"";
  position:absolute;left:0;top:5px;
  width:4px;height:22px;border-radius:2px;
  background:var(--brand-grad);
}
.sec-sub{margin-top:12px;color:var(--ink-2);font-size:16px;line-height:1.78}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* =========================================================
   4. 按钮 / 标签 / 徽章
   ========================================================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1.2;text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,filter .18s ease;
}
.btn-primary{background:var(--brand-grad);color:#fff;box-shadow:0 10px 24px rgba(91,43,224,.26)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 16px 32px rgba(91,43,224,.32)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand-1);border-color:var(--brand-1)}
.btn-ghost:hover{background:rgba(91,43,224,.06);color:var(--brand-1);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-1);box-shadow:0 10px 24px rgba(22,19,44,.18)}
.btn-light:hover{color:var(--brand-1);transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 11px;border-radius:999px;
  background:rgba(91,43,224,.1);color:var(--brand-1);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge{
  display:inline-flex;align-items:center;gap:5px;
  padding:5px 11px;border-radius:999px;
  background:rgba(22,19,44,.72);color:#fff;
  border:1px solid rgba(255,255,255,.16);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge--live{background:var(--coral);border-color:transparent;color:#fff}
.badge--soon{background:rgba(18,211,182,.92);border-color:transparent;color:#053125}
.badge--done{background:rgba(255,255,255,.9);border-color:transparent;color:var(--ink)}
.num{font-family:var(--num-font);font-weight:700;letter-spacing:.02em;font-variant-numeric:tabular-nums}

/* =========================================================
   5. 顶部导航
   ========================================================= */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 20px rgba(27,20,64,.07)}
.header-inner{display:flex;align-items:center;gap:20px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:17px;letter-spacing:.01em}
.brand:hover{color:var(--ink)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;
  background:var(--brand-grad);color:#fff;flex:0 0 34px;
}
.brand-text{white-space:nowrap}
.nav-desktop{flex:1;display:flex;align-items:center;justify-content:center;gap:4px}
.nav-link{padding:9px 14px;border-radius:999px;font-size:15px;font-weight:600;color:var(--ink-2);white-space:nowrap;transition:.2s}
.nav-link:hover{color:var(--brand-1);background:rgba(91,43,224,.08)}
.nav-link.active{background:var(--brand-grad);color:#fff;box-shadow:0 8px 18px rgba(91,43,224,.24)}
.header-actions{display:flex;align-items:center;gap:12px}
.mini-cd{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 13px;border-radius:999px;
  background:var(--dark);color:#fff;
  font-size:13px;line-height:1.6;white-space:nowrap;
}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 4px rgba(255,77,106,.2);display:inline-block}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:.2s}
.nav-drawer{display:none;background:#fff;border-top:1px solid var(--line);padding:10px 24px 20px}
.nav-drawer.is-open{display:block}
.drawer-link{display:block;padding:13px 2px;font-size:15px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line)}
.drawer-link.active{color:var(--brand-1)}
.drawer-link:hover{color:var(--brand-1)}
.drawer-foot{padding-top:18px}

/* =========================================================
   6. Hero
   ========================================================= */
.hero{position:relative;overflow:hidden;padding:52px 0 68px;color:#fff;background:var(--indigo)}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(135deg,rgba(43,31,107,.95) 0%,rgba(91,43,224,.87) 52%,rgba(18,211,182,.72) 100%),
    url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
}
.hero > .container{position:relative;z-index:1}
.hero-grid{align-items:center;margin:0 -14px}
.hero-grid > .cell{width:100%;padding:0 14px}
.breadcrumb{font-size:13px;color:var(--on-dark-2);margin-bottom:16px}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{margin:0 7px;opacity:.55}
.breadcrumb .current{color:#fff;font-weight:600}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  font-size:13px;font-weight:600;margin-bottom:18px;
}
.hero-title{font-size:46px;line-height:1.22;font-weight:800;letter-spacing:.01em}
.hero-sub{margin-top:16px;font-size:17px;line-height:1.78;color:rgba(255,255,255,.9);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.stat{
  display:inline-flex;align-items:baseline;gap:7px;
  padding:9px 16px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);
}
.stat b{font-family:var(--num-font);font-size:20px;font-weight:700;letter-spacing:.02em;line-height:1.2}
.stat span{font-size:13px;color:var(--on-dark-2)}

.hero-cover{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.2);
  background:var(--dark);aspect-ratio:16/9;
  box-shadow:0 24px 50px rgba(11,6,40,.35);
}
.hero-cover img{width:100%;height:100%;object-fit:cover}
.hero-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,19,44,.05) 30%,rgba(22,19,44,.86) 100%)}
.live-badge{
  position:absolute;top:14px;right:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:999px;
  background:rgba(22,19,44,.74);border:1px solid rgba(255,77,106,.55);
  color:#fff;font-size:12px;font-weight:600;
}
.cd-block{position:absolute;left:14px;right:14px;bottom:14px;z-index:2;display:flex;gap:8px}
.cd-cell{
  flex:1;text-align:center;padding:8px 4px;border-radius:var(--r-sm);
  background:rgba(22,19,44,.62);border:1px solid rgba(255,255,255,.16);
}
.cd-cell b{display:block;font-family:var(--num-font);font-size:22px;font-weight:700;letter-spacing:.02em;line-height:1.25;color:#fff}
.cd-cell span{font-size:11px;color:var(--on-dark-2)}

/* =========================================================
   7. 筛选栏
   ========================================================= */
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-bottom:28px}
.chips{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  white-space:nowrap;padding:9px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  font-size:14px;font-weight:600;line-height:1.5;
  transition:transform .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.chip:hover{border-color:var(--brand-2);color:var(--brand-1);transform:translateY(-2px)}
.chip.active{background:var(--brand-grad);color:#fff;border-color:transparent;box-shadow:0 10px 20px rgba(91,43,224,.22)}
.chip .chip-num{font-family:var(--num-font);font-weight:700;letter-spacing:.02em}
.chip.active .chip-num{color:#fff}
.filter-count{font-size:14px;color:var(--ink-3);white-space:nowrap}
.filter-count b{font-family:var(--num-font);color:var(--brand-1);font-size:16px;letter-spacing:.02em}

/* =========================================================
   8. 卡片网格
   ========================================================= */
.event-grid{margin:0 -10px -20px}
.event-grid > .cell{width:100%;padding:0 10px 20px}
.event-card{
  position:relative;display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease;
}
.event-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.event-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--dark)}
.event-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.event-card:hover .event-media img{transform:scale(1.04)}
.event-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,19,44,0) 45%,rgba(22,19,44,.6) 100%)}
.event-badges{position:absolute;top:12px;right:12px;z-index:2;display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.event-body{display:flex;flex-direction:column;gap:10px;flex:1;padding:20px 22px 22px}
.event-title{font-size:20px;line-height:1.42;font-weight:700;color:var(--ink)}
.event-desc{margin:0;font-size:15px;line-height:1.75;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.event-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-3);
}
.event-meta .meta-left{display:inline-flex;align-items:center;gap:12px;flex-wrap:wrap}
.arrow-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand-1);font-size:14px;font-weight:600;white-space:nowrap}
.arrow-link:hover{color:var(--brand-3)}
.arrow-link svg{transition:transform .2s ease}
.arrow-link:hover svg{transform:translateX(3px)}
.event-card--wide .event-media{aspect-ratio:16/9}
.event-card--wide .event-title{font-size:24px}
.event-card--sm .event-title{font-size:17px}
.event-card--sm .event-desc{font-size:14px}

/* =========================================================
   9. 排期行卡
   ========================================================= */
.schedule{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh)}
.schedule-row{
  display:grid;grid-template-columns:96px 1fr auto;gap:20px;align-items:center;
  padding:20px 24px;border-top:1px solid var(--line);
  transition:background-color .2s ease,transform .2s ease;
}
.schedule-row:first-child{border-top:0}
.schedule-row:hover{background:#FAF9FE;transform:translateX(4px)}
.row-time{font-family:var(--num-font);font-size:22px;font-weight:700;letter-spacing:.02em;color:var(--ink);line-height:1.3}
.row-time span{display:block;font-family:var(--font-cn);font-size:12px;font-weight:600;letter-spacing:0;color:var(--ink-3)}
.row-title{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:4px;transition:color .2s ease}
.schedule-row:hover .row-title{color:var(--brand-1)}
.row-desc{margin:0;font-size:14px;line-height:1.7;color:var(--ink-2)}
.row-right{display:inline-flex;align-items:center;gap:14px;justify-self:end}
.status{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.status--soon{background:rgba(91,43,224,.1);color:var(--brand-1)}
.status--live{background:rgba(255,77,106,.14);color:#D91F3F}
.status--done{background:rgba(20,192,141,.14);color:#0E8A65}

/* =========================================================
   10. 参与步骤
   ========================================================= */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--sh);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.step b{
  display:block;font-family:var(--num-font);font-size:36px;font-weight:700;
  line-height:1;letter-spacing:.02em;color:rgba(91,43,224,.22);margin-bottom:14px;
}
.step h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:8px}
.step p{font-size:15px;line-height:1.78;color:var(--ink-2)}

/* =========================================================
   11. FAQ
   ========================================================= */
.faq-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh)}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:22px 26px;background:none;border:0;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-q:hover{color:var(--brand-1)}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(91,43,224,.1);color:var(--brand-1);
  font-size:16px;font-weight:700;line-height:1;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(180deg);background:var(--brand-grad);color:#fff}
.faq-a{display:none;max-width:880px;padding:0 26px 24px;font-size:15px;line-height:1.85;color:var(--ink-2)}
.faq-item.open .faq-a{display:block}

/* =========================================================
   12. CTA 与订阅表单
   ========================================================= */
.cta{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);padding:48px;
  background:var(--brand-grad);color:#fff;
  box-shadow:0 24px 50px rgba(91,43,224,.24);
}
.cta::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.12);
}
.cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr 1fr;gap:36px;align-items:center}
.cta h2{font-size:30px;line-height:1.32;font-weight:700;color:#fff}
.cta p{margin-top:14px;font-size:16px;line-height:1.78;color:rgba(255,255,255,.9)}
.subscribe-form{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:10px;border-radius:16px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);
}
.subscribe-form input{
  flex:1;min-width:180px;padding:13px 16px;border:0;border-radius:var(--r-sm);
  background:#fff;color:var(--ink);font-size:15px;line-height:1.4;
}
.subscribe-form input::placeholder{color:var(--ink-3)}
.subscribe-form input:focus{outline:2px solid var(--brand-3);outline-offset:1px}
.subscribe-form input.is-error{outline:2px solid var(--coral)}
.form-note{margin-top:12px;font-size:13px;color:rgba(255,255,255,.86)}
.form-note.is-success{color:#C8FFEF;font-weight:600}
.form-note.is-error{color:#FFD3DA;font-weight:600}

/* =========================================================
   13. 页脚
   ========================================================= */
.site-footer{margin-top:88px;background:var(--dark);color:var(--on-dark-2)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding:64px 0 48px}
.site-footer .brand{color:#fff;font-size:17px}
.site-footer .brand:hover{color:#fff}
.footer-grid h3{font-size:14px;font-weight:700;color:#fff;letter-spacing:.02em;margin-bottom:16px}
.footer-brand p{margin-top:16px;max-width:330px;font-size:14px;line-height:1.9;color:var(--on-dark-2)}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14px;line-height:1.9;color:var(--on-dark-2)}
.footer-list a:hover{color:#fff}
.footer-tip{font-size:14px;line-height:1.9;color:var(--on-dark-2);margin-bottom:16px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0}
.footer-bottom .container{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-3)}

/* =========================================================
   14. 响应式
   ========================================================= */
@media screen and (min-width:640px){
  .event-grid > .cell.medium-6{width:50%}
}
@media screen and (min-width:1024px){
  .hero-grid > .cell.large-7{width:58.3333%}
  .hero-grid > .cell.large-5{width:41.6667%}
  .event-grid > .cell.large-4{width:33.3333%}
  .event-card--wide{flex-direction:row}
  .event-card--wide .event-media{flex:0 0 56%;aspect-ratio:auto;min-height:320px}
  .event-card--wide .event-body{padding:30px 32px}
}
@media screen and (max-width:1023px){
  .nav-desktop{display:none}
  .header-actions{margin-left:auto}
  .nav-toggle{display:flex}
  .hero{padding:44px 0 56px}
  .hero-title{font-size:38px}
  .hero-visual{margin-top:34px}
  .section{padding:64px 0}
  .sec-title{font-size:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 36px}
  .cta-grid{grid-template-columns:1fr;gap:26px}
  .cta{padding:36px 28px}
  .steps{grid-template-columns:1fr}
  .event-card--wide .event-title{font-size:22px}
}
@media screen and (max-width:767px){
  .container{padding:0 18px}
  .mini-cd{display:none}
  .hero-title{font-size:32px}
  .hero-sub{font-size:16px}
  .sec-title{font-size:24px}
  .event-card--wide .event-media{aspect-ratio:16/9;min-height:0}
  .event-card--wide .event-body{padding:20px 22px 22px}
  .schedule-row{grid-template-columns:1fr;gap:12px;padding:18px 20px}
  .row-right{justify-self:start}
  .faq-q{padding:18px 20px;font-size:16px}
  .faq-a{padding:0 20px 20px}
  .footer-grid{grid-template-columns:1fr;padding:44px 0 30px}
  .cta{padding:30px 22px;border-radius:20px}
  .cta h2{font-size:24px}
  .site-footer{margin-top:64px}
}
@media screen and (max-width:519px){
  .hero-title{font-size:30px}
  .hero-actions .btn{width:100%}
  .stat{padding:8px 13px}
  .stat b{font-size:18px}
  .filter-bar{align-items:flex-start}
  .filter-count{width:100%}
  .event-title{font-size:18px}
  .cd-cell b{font-size:19px}
}

/* roulang page: category4 */
/* ============================================================
   1. 设计变量
   ============================================================ */
:root{
  --brand-1:#5B2BE0;
  --brand-2:#7B4BFF;
  --brand-3:#12D3B6;
  --grad:linear-gradient(135deg,#5B2BE0 0%,#7B4BFF 52%,#12D3B6 100%);
  --grad-soft:linear-gradient(135deg,rgba(91,43,224,.12) 0%,rgba(18,211,182,.12) 100%);
  --ink:#1A1730;
  --ink-2:#5C5875;
  --ink-3:#8E8AA6;
  --bg:#F4F3FA;
  --card:#FFFFFF;
  --dark:#16132C;
  --deep:#2B1F6B;
  --mist:#E9E6FB;
  --line:#E4E2F0;
  --coral:#FF4D6A;
  --mint:#14C08D;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh:0 6px 20px rgba(27,20,64,.06);
  --sh-h:0 16px 36px rgba(27,20,64,.14);
  --max-w:1240px;
  --space-sec:88px;
}

/* ============================================================
   2. 基础重置
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.78;
  color:var(--ink);
  background:var(--bg);
}
h1,h2,h3,h4,h5,h6,p,figure,blockquote{margin:0}
h1,h2,h3,h4,h5,h6{line-height:1.25;font-weight:700;color:var(--ink)}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-1);text-decoration:none;transition:color .2s ease}
a:hover,a:focus{color:var(--brand-3)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
:focus-visible{outline:2px solid var(--brand-3);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";font-weight:700;letter-spacing:.02em}

/* Foundation 默认外观覆盖 */
body,html{font-family:"HarmonyOS Sans SC","Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif}
a{color:var(--brand-1)}
h1{font-size:inherit}
.button{background:transparent;color:inherit}
.grid-x{max-width:100%}

/* ============================================================
   3. 容器与通用排版
   ============================================================ */
.container{
  width:100%;
  max-width:var(--max-w);
  margin:0 auto;
  padding:0 24px;
}
.section{padding-top:var(--space-sec);padding-bottom:var(--space-sec)}
.section--tight{padding-top:56px;padding-bottom:56px}
.section-head{max-width:820px;margin-bottom:40px}
.section-head h2{
  position:relative;
  font-size:30px;
  padding-left:18px;
  margin-bottom:14px;
}
.section-head h2::before{
  content:"";
  position:absolute;left:0;top:6px;
  width:4px;height:22px;
  border-radius:4px;
  background:var(--grad);
}
.section-head p{color:var(--ink-2);font-size:16px}
.sub-note{font-size:14px;color:var(--ink-3)}

/* ============================================================
   4. 顶部导航
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-stuck{
  border-bottom-color:var(--line);
  box-shadow:0 4px 18px rgba(27,20,64,.06);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:68px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;
  background:var(--grad);
  color:#fff;
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.01em}
.nav-desktop{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  display:inline-block;
  padding:9px 15px;
  font-size:15px;
  font-weight:600;
  color:var(--ink-2);
  border-radius:var(--r-pill);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{color:var(--brand-1);background:var(--grad-soft)}
.nav-link.active{color:#fff;background:var(--grad)}
.header-actions{display:flex;align-items:center;gap:12px}
.mini-cd{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;
  border-radius:var(--r-pill);
  background:var(--dark);
  color:#C9C4E8;
  font-size:12.5px;
  font-weight:600;
}
.mini-cd .num{color:#fff}
.live-dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--coral);
  display:inline-block;
  box-shadow:0 0 0 3px rgba(255,77,106,.22);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;
  font-size:15.5px;font-weight:700;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(91,43,224,.22)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(91,43,224,.28)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand-1);border-color:rgba(91,43,224,.35)}
.btn-ghost:hover{color:var(--brand-1);border-color:var(--brand-1);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-1)}
.btn-light:hover{color:var(--brand-1);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  padding:0;
}
.nav-toggle span{
  display:block;width:18px;height:2px;margin:3px auto;
  border-radius:2px;background:var(--ink);
  transition:transform .25s ease,opacity .25s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.nav-drawer{
  display:none;
  padding:10px 24px 24px;
  background:#fff;
  border-top:1px solid var(--line);
}
.nav-drawer.is-open{display:block}
.drawer-link{
  display:block;
  padding:13px 14px;
  font-size:16px;font-weight:600;
  color:var(--ink-2);
  border-radius:var(--r-sm);
}
.drawer-link:hover{background:var(--grad-soft);color:var(--brand-1)}
.drawer-link.active{background:var(--grad);color:#fff}
.drawer-foot{margin-top:14px}

/* ============================================================
   5. 内页 Hero
   ============================================================ */
.page-hero{
  position:relative;
  padding:64px 0 72px;
  background-color:var(--deep);
  background-image:linear-gradient(135deg,rgba(43,31,107,.94) 0%,rgba(91,43,224,.86) 46%,rgba(18,211,182,.72) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;right:-120px;bottom:-160px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,211,182,.35),transparent 68%);
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{
  font-size:13.5px;color:rgba(255,255,255,.7);
  margin-bottom:12px;
}
.breadcrumb a{color:rgba(255,255,255,.72)}
.breadcrumb a:hover{color:#fff}
.breadcrumb span.sep{margin:0 8px;color:rgba(255,255,255,.4)}
.breadcrumb .current{color:#fff;font-weight:600}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);
  font-size:12.5px;font-weight:600;color:#E9E6FB;
  margin-bottom:18px;
}
.page-hero h1{
  font-size:46px;font-weight:800;color:#fff;
  line-height:1.2;letter-spacing:.01em;margin-bottom:16px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#12D3B6,#9BFFE9);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:17px;color:#D9D5F3;max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.hero-link{color:#D9D5F3;font-size:15px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:2px}
.hero-link:hover{color:#fff}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.stat-badge{
  padding:10px 16px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
  font-size:12.5px;color:#D9D5F3;
  display:inline-flex;align-items:center;gap:8px;
}
.stat-badge b{font-size:16px;color:#fff}
.hero-card{
  border-radius:var(--r-lg);
  overflow:hidden;
  background:rgba(22,19,44,.55);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 24px 50px rgba(9,6,32,.35);
}
.hero-card-figure{position:relative;aspect-ratio:16/9;overflow:hidden}
.hero-card-figure img{width:100%;height:100%;object-fit:cover}
.hero-card-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(22,19,44,0) 30%,rgba(22,19,44,.86) 100%);
}
.hero-live{
  position:absolute;top:14px;right:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:rgba(255,77,106,.92);color:#fff;
  font-size:12px;font-weight:700;
}
.hero-card-body{padding:20px 22px 24px}
.hero-card-body h3{font-size:17px;color:#fff;margin-bottom:6px}
.hero-card-body p{font-size:14px;color:#C9C4E8}
.hero-cd{display:flex;gap:10px;margin-top:16px}
.cd-cell{
  flex:1;
  padding:10px 6px;
  border-radius:14px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  text-align:center;
}
.cd-cell b{display:block;font-size:22px;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.cd-cell i{font-style:normal;font-size:11.5px;color:#C9C4E8}

/* ============================================================
   6. 锚点胶囊栏
   ============================================================ */
.anchor-bar{
  position:sticky;top:68px;z-index:45;
  background:rgba(244,243,250,.96);
  border-bottom:1px solid var(--line);
  padding:14px 0;
}
.anchor-scroll{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none}
.anchor-scroll::-webkit-scrollbar{display:none}
.anchor-pill{
  flex:0 0 auto;
  padding:9px 18px;
  border-radius:var(--r-pill);
  background:#fff;
  border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-2);
  white-space:nowrap;
  transition:all .2s ease;
}
.anchor-pill:hover{border-color:var(--brand-2);color:var(--brand-1)}
.anchor-pill.active{background:var(--grad);border-color:transparent;color:#fff}

/* ============================================================
   7. 卡片与网格
   ============================================================ */
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh);
  transition:transform .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-h)}
.quick-card{padding:26px 24px;height:100%;display:flex;flex-direction:column}
.quick-ic{
  width:44px;height:44px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-soft);color:var(--brand-1);
  margin-bottom:16px;
}
.quick-card h3{font-size:18px;margin-bottom:10px}
.quick-card p{font-size:15px;color:var(--ink-2);flex:1}
.quick-card .quick-link{
  display:inline-flex;align-items:center;gap:6px;
  margin-top:16px;font-size:14px;font-weight:700;color:var(--brand-1);
}
.quick-card .quick-link:hover{color:var(--brand-3)}
.tag{
  display:inline-block;
  padding:4px 11px;border-radius:var(--r-pill);
  background:var(--grad-soft);
  color:var(--brand-1);
  font-size:12px;font-weight:600;
}
.tag-coral{background:rgba(255,77,106,.12);color:#D62F4C}
.tag-mint{background:rgba(20,192,141,.14);color:#0E8E69}

/* ============================================================
   8. 排查流程（超大序号）
   ============================================================ */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.flow-item{
  position:relative;
  padding:26px 22px 24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh);
}
.flow-num{
  font-family:"DIN Alternate","Bebas Neue",monospace;
  font-size:60px;line-height:1;font-weight:700;
  color:rgba(91,43,224,.16);
  letter-spacing:.02em;
}
.flow-item h3{font-size:17px;margin:8px 0 8px}
.flow-item p{font-size:14.5px;color:var(--ink-2)}
.flow-item::after{
  content:"";position:absolute;right:-13px;top:50%;
  width:8px;height:8px;border-radius:50%;
  background:var(--grad);
  transform:translateY(-50%);
}
.flow-item:last-child::after{display:none}

/* ============================================================
   9. FAQ 折叠面板
   ============================================================ */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.faq-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:8px 24px;
  box-shadow:var(--sh);
  scroll-margin-top:170px;
}
.faq-card-head{
  padding:18px 0 14px;
  border-bottom:1px solid var(--line);
  margin-bottom:4px;
}
.faq-card-head h3{font-size:18px;margin-bottom:6px}
.faq-card-head p{font-size:13.5px;color:var(--ink-3)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:16px 0;
  text-align:left;
  font-size:15.5px;font-weight:700;color:var(--ink);
}
.faq-q:hover{color:var(--brand-1)}
.faq-ic{
  flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-soft);color:var(--brand-1);
  font-size:15px;line-height:1;font-weight:700;
  transition:transform .28s ease;
}
.faq-item.is-open .faq-ic{transform:rotate(180deg)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s ease;
}
.faq-a p{
  font-size:14.8px;color:var(--ink-2);
  max-width:880px;
  padding:0 0 18px;
}
.faq-item.is-open .faq-a{max-height:320px}

/* ============================================================
   10. 提示带与徽章条
   ============================================================ */
.notice-band{
  position:relative;
  padding:32px 32px 32px 40px;
  border-radius:var(--r-lg);
  background:var(--mist);
  overflow:hidden;
}
.notice-band::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:6px;
  background:var(--grad);
}
.notice-band h2{font-size:22px;margin-bottom:10px}
.notice-band > p{font-size:15.5px;color:var(--ink-2);max-width:820px}
.notice-list{
  display:flex;flex-wrap:wrap;gap:12px;
  margin-top:20px;
}
.notice-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink);
}
.notice-chip i{
  width:8px;height:8px;border-radius:50%;background:var(--mint);
  display:inline-block;
}

/* ============================================================
   11. 术语对照（定义列表）
   ============================================================ */
.dl-list{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh);
  overflow:hidden;
}
.dl-row{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:24px;
  padding:20px 26px;
  border-bottom:1px solid var(--line);
}
.dl-row:last-child{border-bottom:0}
.dl-row:hover{background:rgba(233,230,251,.35)}
.dl-row dt{font-size:15.5px;font-weight:700;color:var(--ink)}
.dl-row dd{margin:0;font-size:15px;color:var(--ink-2)}

/* ============================================================
   12. CTA 与订阅表单
   ============================================================ */
.cta-card{
  position:relative;
  border-radius:var(--r-lg);
  padding:52px 48px;
  background:var(--grad);
  color:#fff;
  overflow:hidden;
  box-shadow:0 24px 50px rgba(91,43,224,.26);
}
.cta-card::after{
  content:"";position:absolute;right:-90px;top:-90px;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.28),transparent 70%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center}
.cta-card h2{font-size:30px;color:#fff;margin-bottom:12px}
.cta-card p{font-size:16px;color:rgba(255,255,255,.88)}
.sub-form{display:flex;gap:12px;flex-wrap:wrap}
.sub-form input{
  flex:1 1 220px;
  min-width:0;
  padding:14px 18px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.5);
  background:rgba(255,255,255,.94);
  color:var(--ink);
}
.sub-form input::placeholder{color:var(--ink-3)}
.sub-form input:focus{outline:none;border-color:#12D3B6;box-shadow:0 0 0 3px rgba(18,211,182,.35)}
.sub-form input.is-error{border-color:var(--coral);box-shadow:0 0 0 3px rgba(255,77,106,.28)}
.form-status{
  margin-top:12px;font-size:13.5px;color:rgba(255,255,255,.9);
  min-height:20px;
}
.form-status.is-error{color:#FFD9E0}

/* ============================================================
   13. 返回顶部与页脚
   ============================================================ */
.to-top{
  position:fixed;right:22px;bottom:26px;z-index:70;
  width:48px;height:48px;border-radius:50%;
  background:var(--dark);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 12px 28px rgba(22,19,44,.3);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
}
.to-top.is-show{opacity:1;visibility:visible}
.to-top:hover{background:var(--brand-1);transform:translateY(-3px)}
.site-footer{background:var(--dark);color:#C9C4E8;padding:64px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;color:#C9C4E8;max-width:320px}
.site-footer h3{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-list li{margin-bottom:8px}
.footer-list a{font-size:14px;color:#C9C4E8;transition:color .2s ease}
.footer-list a:hover{color:#12D3B6}
.footer-bottom{
  margin-top:48px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
}
.footer-bottom .container{
  display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;
  font-size:13px;color:#8E8AA6;
}

/* ============================================================
   14. 响应式断点
   ============================================================ */
@media (max-width:1023px){
  :root{--space-sec:64px}
  .nav-desktop{display:none}
  .nav-toggle{display:block}
  .mini-cd{display:none}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .page-hero h1{font-size:34px}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .flow-item::after{display:none}
  .faq-grid{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr;gap:26px}
  .cta-card{padding:40px 30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--space-sec:52px}
  body{font-size:16px}
  .container{padding:0 18px}
  .header-inner{gap:12px;min-height:64px}
  .brand-text{font-size:16px}
  .btn-sm{padding:8px 14px;font-size:13px}
  .page-hero{padding:40px 0 50px}
  .page-hero h1{font-size:30px}
  .section-head h2{font-size:24px}
  .section-head h2::before{height:18px;top:5px}
  .anchor-bar{top:64px;padding:10px 0}
  .anchor-pill{padding:8px 14px;font-size:13px}
  .flow-grid{grid-template-columns:1fr}
  .dl-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .notice-band{padding:24px 22px 24px 28px}
  .cta-card h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding-top:48px}
  .hero-cd{flex-wrap:wrap}
  .hero-cd .cd-cell{flex:1 1 28%}
}
@media (max-width:519px){
  .page-hero h1{font-size:27px}
  .hero-stats{gap:10px}
  .stat-badge{width:100%;justify-content:space-between}
  .sub-form{flex-direction:column}
  .sub-form .btn{width:100%}
}