/* roulang page: index */
:root{
  --brand-500:#FF6B2C; --brand-600:#F0521A; --brand-50:#FFF3EC;
  --accent-500:#7A5AF8; --accent-600:#6A46F0; --accent-50:#F3F0FF;
  --lemon:#FFD34D; --mint:#2FD3B5;
  --ink-900:#17121F; --ink-700:#2E2438; --ink-500:#6B6178; --ink-300:#A79FB2;
  --bg:#FFF9F4; --surface:#FFFFFF; --surface-2:#FFF1E6; --line:#F0E4DA;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D7F 55%,#7A5AF8 100%);
  --r-lg:24px; --r-md:20px; --r-sm:14px; --r-pill:999px;
  --sh-card:0 1px 2px rgba(23,18,31,.04),0 8px 24px -12px rgba(23,18,31,.10);
  --sh-hover:0 18px 40px -18px rgba(255,107,44,.32);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink-700);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",sans-serif;
  font-size:16px;line-height:1.85;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3{color:var(--ink-900);font-weight:700;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-weight:700}

/* 容器与板块 */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 32px}}
.section{padding:52px 0}
@media(min-width:768px){.section{padding:76px 0}}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.sec-title{font-size:26px;line-height:1.3;letter-spacing:.2px;position:relative;padding-left:16px}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:4px;background:var(--grad-brand)}
@media(min-width:768px){.sec-title{font-size:30px}}
.sec-sub{color:var(--ink-500);font-size:14px;margin-top:8px;padding-left:16px}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);transition:box-shadow .25s var(--ease),background .25s var(--ease)}
.site-header.is-scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 8px 24px -18px rgba(23,18,31,.35)}
.nav-inner{height:68px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:36px;height:36px;border-radius:12px;background:var(--grad-brand);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px;box-shadow:0 8px 18px -10px rgba(255,107,44,.8)}
.logo-text{font-weight:700;color:var(--ink-900);font-size:17px;letter-spacing:.2px}
.logo-text small{display:block;font-size:11px;font-weight:500;color:var(--ink-300);letter-spacing:1px;line-height:1.2}
.nav-menu{display:none;align-items:center;gap:6px}
@media(min-width:1024px){.nav-menu{display:flex}}
.nav-link{position:relative;padding:10px 12px;font-size:15px;color:var(--ink-700);border-radius:10px;transition:color .2s var(--ease)}
.nav-link::after{content:"";position:absolute;left:20%;right:20%;bottom:2px;height:2px;border-radius:2px;background:var(--brand-500);transform:scaleX(0);transition:transform .22s var(--ease)}
.nav-link:hover{color:var(--brand-600)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand-600);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{display:none}
@media(min-width:1024px){.nav-cta{display:inline-flex}}
.burger{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink-700)}
@media(min-width:1024px){.burger{display:none}}
.drawer{position:fixed;inset:0;z-index:80;background:rgba(23,18,31,.45);opacity:0;pointer-events:none;transition:opacity .25s var(--ease)}
.drawer.is-open{opacity:1;pointer-events:auto}
.drawer-panel{position:absolute;right:0;top:0;bottom:0;width:min(320px,86vw);background:#fff;padding:22px 20px;transform:translateX(100%);transition:transform .3s var(--ease);display:flex;flex-direction:column;gap:6px;overflow-y:auto}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-link{padding:14px 12px;border-radius:12px;font-size:16px;color:var(--ink-700);border-bottom:1px solid var(--line)}
.drawer-link.is-active{color:var(--brand-600);font-weight:600;background:var(--brand-50)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--r-pill);font-size:15px;font-weight:600;border:1px solid transparent;transition:background .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease),color .22s var(--ease)}
.btn-primary{background:var(--brand-500);color:#fff;box-shadow:0 10px 24px -14px rgba(255,107,44,.9)}
.btn-primary:hover{background:var(--brand-600);box-shadow:var(--sh-hover);transform:translateY(-1px)}
.btn-grad{background:var(--grad-brand);color:#fff;box-shadow:0 12px 26px -16px rgba(122,90,248,.9)}
.btn-grad:hover{box-shadow:var(--sh-hover);transform:translateY(-1px)}
.btn-ghost{border-color:var(--accent-500);color:var(--accent-600);background:#fff}
.btn-ghost:hover{background:var(--accent-50)}
.btn-light{background:#fff;color:var(--brand-600)}
.btn-light:hover{background:var(--brand-50)}
.btn-outline-light{border-color:rgba(255,255,255,.5);color:#fff;background:transparent}
.btn-outline-light:hover{background:rgba(255,255,255,.12)}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--brand-600);font-weight:600;font-size:15px}
.btn-text span{transition:transform .2s var(--ease)}
.btn-text:hover span{transform:translateX(3px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}

/* 标签与徽章 */
.pill{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;background:var(--brand-50);color:var(--brand-600)}
.pill-accent{background:var(--accent-50);color:var(--accent-600)}
.badge{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.88);border:1px solid var(--line);font-size:12px;color:var(--ink-500)}
.badge b{color:var(--ink-900);font-size:13px}
.badge-dark{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.16);color:rgba(255,255,255,.85)}
.badge-dark b{color:#fff}
.dot{width:7px;height:7px;border-radius:50%;background:var(--mint);display:inline-block}

/* 图片位 */
.img-wrap{position:relative;overflow:hidden;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-sm)}
.img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease);opacity:1}
.img-16-10{aspect-ratio:16/10}
.img-16-9{aspect-ratio:16/9}
.img-4-3{aspect-ratio:4/3}

/* Hero */
.hero{position:relative;padding:40px 0 8px;overflow:hidden}
.hero-blob{position:absolute;right:-140px;top:-120px;width:560px;height:560px;border-radius:50%;background:var(--grad-brand);opacity:.10;filter:blur(6px);pointer-events:none}
.hero-grid{position:relative;display:grid;gap:32px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:44px}}
.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-500);box-shadow:var(--sh-card)}
.hero h1{font-size:29px;line-height:1.28;margin:18px 0 14px;letter-spacing:.2px}
@media(min-width:768px){.hero h1{font-size:42px}}
.hero h1 em{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{color:var(--ink-500);font-size:16px;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:var(--surface-2);box-shadow:var(--sh-card)}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform .4s var(--ease)}
.hero-figure:hover img{transform:scale(1.02)}
.hero-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,18,31,0) 45%,rgba(23,18,31,.32) 100%)}
.hero-badge{position:absolute;z-index:2}
.hero-badge.tr{top:14px;right:14px}
.hero-badge.bl{left:14px;bottom:16px}
.stat-strip{display:grid;gap:14px;grid-template-columns:repeat(2,1fr);margin-top:34px}
@media(min-width:768px){.stat-strip{grid-template-columns:repeat(4,1fr)}}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:16px 18px;box-shadow:var(--sh-card)}
.stat-card .k{font-size:13px;color:var(--ink-500)}
.stat-card .v{font-size:24px;color:var(--ink-900)}
.stat-card .v small{font-size:12px;color:var(--ink-500);font-weight:500;margin-left:4px}

/* 卡片 */
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-card);transition:transform .22s var(--ease),box-shadow .22s var(--ease);height:100%}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.card:hover .img-wrap img{transform:scale(1.03)}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-title{font-size:17px;line-height:1.5;color:var(--ink-900);font-weight:600}
.card:hover .card-title{color:var(--brand-600)}
.card-desc{font-size:14px;line-height:1.7;color:var(--ink-500)}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;font-size:13px;color:var(--ink-300)}

.clamp-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* 合集目录 */
.collections{display:grid;gap:20px;grid-auto-flow:column;grid-auto-columns:80%;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}
.collections::-webkit-scrollbar{display:none}
.collections{scrollbar-width:none}
.collections > *{scroll-snap-align:start}
@media(min-width:768px){.collections{grid-auto-flow:row;grid-template-columns:repeat(2,1fr);grid-auto-columns:auto;overflow:visible}}
@media(min-width:1024px){.collections{grid-template-columns:repeat(4,1fr)}}
.coll-card{position:relative;display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.coll-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.coll-card:hover .img-wrap img{transform:scale(1.03)}
.coll-card .badge{position:absolute;top:12px;left:12px;z-index:2}
.coll-body{padding:16px 18px 18px}
.coll-name{font-size:18px;font-weight:700;color:var(--ink-900);margin-bottom:6px}
.coll-note{font-size:14px;color:var(--ink-500);line-height:1.7}
.coll-arrow{display:flex;align-items:center;justify-content:space-between;margin-top:14px;color:var(--brand-600);font-size:14px;font-weight:600}

/* 精选条目 */
.feature-grid{display:grid;gap:22px}
@media(min-width:1024px){.feature-grid{grid-template-columns:7fr 5fr;align-items:start}}
.feature-side{display:grid;gap:16px}
.entry-card{display:grid;grid-template-columns:96px 1fr;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:12px;box-shadow:var(--sh-card);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.entry-card .img-wrap{width:96px;height:72px;border-radius:var(--r-sm)}
.entry-card h3{font-size:15px;line-height:1.5}
.entry-meta{font-size:12px;color:var(--ink-300);margin-top:8px;display:flex;gap:10px;flex-wrap:wrap}

.rank-list{margin-top:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-card);overflow:hidden}
.rank-item{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line);transition:background .2s var(--ease)}
.rank-item:last-child{border-bottom:none}
.rank-item:hover{background:var(--surface-2)}
.rank-no{font-size:15px;color:var(--brand-500);font-variant-numeric:tabular-nums;font-weight:700}
.rank-title{font-size:15px;color:var(--ink-900);font-weight:600;line-height:1.5}
.rank-meta{font-size:12px;color:var(--ink-300);margin-top:4px}
.rank-go{color:var(--ink-300);transition:transform .2s var(--ease),color .2s var(--ease)}
.rank-item:hover .rank-go{color:var(--brand-600);transform:translateX(3px)}

/* 最新信息 */
.cms-grid{display:grid;gap:18px}
@media(min-width:768px){.cms-grid{grid-template-columns:repeat(2,1fr)}}
.cms-wide{grid-column:1/-1}
.cms-card{display:grid;gap:14px;grid-template-columns:1fr;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:14px;box-shadow:var(--sh-card);transition:transform .22s var(--ease),box-shadow .22s var(--ease)}
.cms-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
@media(min-width:640px){.cms-card{grid-template-columns:132px 1fr}}
.cms-wide .cms-card{grid-template-columns:1fr}
@media(min-width:768px){.cms-wide .cms-card{grid-template-columns:220px 1fr}}
.cms-card .img-wrap{aspect-ratio:16/10}
.cms-body{display:flex;flex-direction:column;gap:8px}
.cms-title{font-size:17px;font-weight:600;color:var(--ink-900);line-height:1.5}
.cms-card:hover .cms-title{color:var(--brand-600)}
.cms-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12px;color:var(--ink-300);margin-top:auto}
.empty{text-align:center;padding:48px 20px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg)}
.empty svg{color:var(--ink-300);margin:0 auto 12px}
.empty p{color:var(--ink-500);font-size:15px;margin-bottom:18px}

/* 横滑卡组 */
.rail{display:grid;gap:18px;grid-auto-flow:column;grid-auto-columns:82%;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px}
.rail::-webkit-scrollbar{display:none}
.rail{scrollbar-width:none}
.rail > *{scroll-snap-align:start}
@media(min-width:768px){.rail{grid-auto-flow:row;grid-template-columns:repeat(3,1fr);grid-auto-columns:auto;overflow:visible}}

/* CTA 深色区 */
.cta-band{margin:0 auto;border-radius:var(--r-lg);padding:32px 24px;background:linear-gradient(135deg,#17121F 0%,#2A1633 100%);position:relative;overflow:hidden;box-shadow:var(--sh-card)}
@media(min-width:768px){.cta-band{padding:48px}}
.cta-band::before{content:"";position:absolute;right:-80px;bottom:-120px;width:360px;height:360px;border-radius:50%;background:var(--grad-brand);opacity:.22;filter:blur(4px)}
.cta-inner{position:relative;display:grid;gap:22px;align-items:center}
@media(min-width:900px){.cta-inner{grid-template-columns:1fr auto}}
.cta-band h2{color:#fff;font-size:24px;line-height:1.4}
@media(min-width:768px){.cta-band h2{font-size:28px}}
.cta-band p{color:rgba(255,255,255,.72);font-size:15px;margin-top:10px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* FAQ */
.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-card);overflow:hidden}
.faq details{border-bottom:1px solid var(--line);position:relative}
.faq details:last-child{border-bottom:none}
.faq summary{list-style:none;cursor:pointer;padding:20px 22px 20px 24px;font-size:16px;font-weight:600;color:var(--ink-900);display:flex;align-items:center;justify-content:space-between;gap:16px;transition:background .2s var(--ease)}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:var(--surface-2)}
.faq details[open] summary{color:var(--brand-600)}
.faq details[open] summary::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--brand-500)}
.faq .ico{flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--brand-600);font-size:15px;line-height:1;transition:transform .24s var(--ease)}
.faq details[open] .ico{transform:rotate(45deg)}
.faq .ans{padding:0 24px 20px;font-size:14px;line-height:1.85;color:var(--ink-500)}

/* 页脚 */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.72);margin-top:56px}
.footer-top{display:grid;gap:32px;padding:52px 0 36px}
@media(min-width:640px){.footer-top{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-top{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:14px}
.footer-note{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62)}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.66);padding:6px 0;transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--brand-500)}
.footer-line{height:2px;background:var(--grad-brand);border-radius:2px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;padding:20px 0 28px;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom a{color:rgba(255,255,255,.7)}
.footer-bottom a:hover{color:var(--brand-500)}

/* 移动端底部 Tab */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(255,255,255,.97);border-top:1px solid var(--line);backdrop-filter:blur(10px);padding-bottom:env(safe-area-inset-bottom)}
.tabbar-inner{display:grid;grid-template-columns:repeat(5,1fr);height:56px}
.tab-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:var(--ink-300);position:relative}
.tab-item svg{width:22px;height:22px}
.tab-item.is-active{color:var(--brand-600)}
.tab-item.is-active::before{content:"";position:absolute;top:0;width:22px;height:3px;border-radius:0 0 3px 3px;background:var(--brand-500)}
@media(min-width:1024px){.tabbar{display:none}}
body{padding-bottom:64px}
@media(min-width:1024px){body{padding-bottom:0}}

@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important}
  .card:hover,.coll-card:hover,.entry-card:hover,.cms-card:hover{transform:none}
}

/* roulang page: article */
:root{
  --brand-500:#FF6B2C; --brand-600:#F0521A; --brand-50:#FFF3EC;
  --accent-500:#7A5AF8; --accent-600:#6A46F0; --accent-50:#F3F0FF;
  --lemon:#FFD34D; --mint:#2FD3B5;
  --ink-900:#17121F; --ink-700:#2E2438; --ink-500:#6B6178; --ink-300:#A79FB2;
  --bg:#FFF9F4; --surface:#FFFFFF; --surface-2:#FFF1E6; --line:#F0E4DA;
  --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D7F 55%,#7A5AF8 100%);
  --r-lg:24px; --r-md:20px; --r-btn:14px;
  --sh-card:0 1px 2px rgba(23,18,31,.04), 0 8px 24px -12px rgba(23,18,31,.10);
  --sh-pop:0 18px 40px -18px rgba(255,107,44,.32);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink-900);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",sans-serif;
  font-size:16px;line-height:1.7;padding-bottom:0;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--accent-600)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px}
p{margin:0 0 .85em}
ul,ol{margin:0 0 1em;padding-left:1.2em}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:6px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--surface);padding:10px 16px;border-radius:var(--r-btn);z-index:99}
.skip-link:focus{left:16px;top:12px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{background:rgba(255,255,255,.92);backdrop-filter:blur(10px);box-shadow:0 6px 20px -14px rgba(23,18,31,.28)}
.nav-inner{display:flex;align-items:center;gap:20px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;font-weight:700;font-size:18px;
  box-shadow:0 8px 18px -10px rgba(255,107,44,.75)
}
.logo-text{font-size:17px;font-weight:700;line-height:1.1;color:var(--ink-900);display:flex;flex-direction:column}
.logo-text small{font-size:11px;font-weight:500;color:var(--ink-300);letter-spacing:2px}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:12px}
.nav-link{
  position:relative;padding:8px 10px;font-size:15px;color:var(--ink-700);border-radius:10px;
  transition:color .2s var(--ease)
}
.nav-link::after{
  content:'';position:absolute;left:50%;bottom:2px;height:2px;width:0;transform:translateX(-50%);
  background:var(--brand-500);border-radius:2px;transition:width .22s var(--ease)
}
.nav-link:hover{color:var(--ink-900)}
.nav-link:hover::after{width:60%}
.nav-link.is-active{color:var(--brand-500)}
.nav-link.is-active::after{width:60%}
.nav-cta{margin-left:auto}
.burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink-700);background:var(--surface)}
.burger:hover{border-color:var(--brand-500);color:var(--brand-500)}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;height:46px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease);
  white-space:nowrap
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-grad{background:var(--grad-brand);color:#fff;box-shadow:0 10px 22px -14px rgba(255,61,127,.85)}
.btn-grad:hover{color:#fff;box-shadow:0 16px 30px -14px rgba(255,61,127,.9);transform:translateY(-1px)}
.btn-primary{background:var(--brand-500);color:#fff}
.btn-primary:hover{background:var(--brand-600);color:#fff;box-shadow:var(--sh-pop)}
.btn-ghost{border:1px solid var(--accent-500);color:var(--accent-500);background:transparent}
.btn-ghost:hover{background:var(--accent-50);color:var(--accent-600)}
.btn-outline{border:1px solid var(--line);color:var(--ink-700);background:var(--surface)}
.btn-outline:hover{border-color:var(--brand-500);color:var(--brand-500)}
.btn-quiet{border:1px solid rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.06)}
.btn-quiet:hover{background:rgba(255,255,255,.16);color:#fff}
.btn-white{background:#fff;color:var(--brand-600)}
.btn-white:hover{background:#fff;color:var(--brand-600);box-shadow:0 14px 26px -16px rgba(0,0,0,.5)}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand-500);font-weight:600;font-size:14px}
.text-link svg{transition:transform .2s var(--ease)}
.text-link:hover svg{transform:translateX(2px)}

/* ===== 标签与徽章 ===== */
.pill{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--brand-50);color:var(--brand-600)
}
.pill-accent{background:var(--accent-50);color:var(--accent-600)}
.pill-mint{background:rgba(47,211,181,.14);color:#12967F}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);color:var(--ink-700);font-size:13px;
  transition:border-color .2s var(--ease),color .2s var(--ease)
}
.tag:hover{border-color:var(--brand-500);color:var(--brand-500)}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.88);border:1px solid var(--line);font-size:12px;color:var(--ink-500)
}
.badge b{font-variant-numeric:tabular-nums;font-weight:700;color:var(--ink-900);font-size:13px}
.badge-dark{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.16);color:rgba(255,255,255,.82)}
.badge-dark b{color:#fff}

/* ===== 面包屑 ===== */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-500);padding:22px 0 0}
.breadcrumb a{color:var(--ink-500)}
.breadcrumb a:hover{color:var(--brand-500)}
.breadcrumb span.sep{color:var(--ink-300)}
.breadcrumb .current{color:var(--ink-300);max-width:min(52ch,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ===== 文章布局 ===== */
.page-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:36px;padding:26px 0 56px}
@media (min-width:1024px){
  .page-grid{grid-template-columns:minmax(0,1fr) 336px;gap:44px;padding:30px 0 84px}
}
.article-main{min-width:0}
.article-head{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-card)
}
@media (min-width:768px){.article-head{padding:34px 36px}}
.article-head h1{font-size:28px;line-height:1.3;margin:14px 0 14px}
@media (min-width:1024px){.article-head h1{font-size:38px;line-height:1.25}}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13px;color:var(--ink-500)}
.article-meta i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--mint);margin-right:6px;vertical-align:middle}
.head-bottom{display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between;margin-top:18px;padding-top:18px;border-top:1px dashed var(--line)}
.action-group{display:flex;gap:10px}
.act{
  display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);font-size:14px;font-weight:600;color:var(--ink-700);
  transition:border-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease)
}
.act:hover{border-color:var(--brand-500);color:var(--brand-500);box-shadow:0 10px 22px -18px rgba(255,107,44,.9)}
.act.is-on{border-color:var(--brand-500);background:var(--brand-50);color:var(--brand-600)}

/* 正文 */
.article-body{
  max-width:760px;margin:26px auto 0;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-card);font-size:16px;line-height:1.85;color:var(--ink-700)
}
@media (min-width:768px){.article-body{padding:40px 44px}}
.article-body p{margin:0 0 1em}
.article-body h2{
  position:relative;margin:32px 0 16px;padding-left:16px;font-size:25px;line-height:1.35;color:var(--ink-900)
}
.article-body h2::before{
  content:'';position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:999px;background:var(--brand-500)
}
.article-body h3{margin:24px 0 12px;font-size:20px;line-height:1.45;color:var(--ink-700);font-weight:700}
.article-body h4{margin:20px 0 10px;font-size:17px;color:var(--ink-700)}
.article-body a{color:var(--accent-600);border-bottom:1px solid rgba(122,90,248,.35)}
.article-body a:hover{color:var(--brand-600);border-bottom-color:var(--brand-500)}
.article-body ul,.article-body ol{padding-left:1.35em;line-height:1.8}
.article-body li{margin-bottom:6px}
.article-body ul li::marker{color:var(--brand-500)}
.article-body ol li::marker{color:var(--brand-500);font-weight:700}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;background:var(--brand-50);border-left:3px solid var(--brand-500);
  border-radius:0 var(--r-btn) var(--r-btn) 0;color:var(--ink-700);font-size:15px
}
.article-body img{border-radius:16px;margin:20px auto;border:1px solid var(--line);background:var(--surface-2)}
.article-body figure{margin:20px 0}
.article-body figcaption{font-size:13px;color:var(--ink-500);text-align:center;margin-top:8px}
.article-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:20px 0;font-size:14px;border:1px solid var(--line);border-radius:var(--r-btn)}
.article-body th,.article-body td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line)}
.article-body thead th{background:var(--surface-2);color:var(--ink-900);font-weight:700}
.article-body tbody tr:nth-child(even){background:var(--surface-2)}
.article-body pre{
  background:var(--ink-900);color:#F6F1FF;border-radius:var(--r-btn);padding:16px 18px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:20px 0
}
.article-body code{background:var(--surface-2);border-radius:8px;padding:2px 6px;font-size:14px;color:var(--brand-600)}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-body hr{border:0;height:1px;background:var(--line);margin:28px 0}

/* 空态与骨架 */
.empty-state{
  text-align:center;padding:46px 22px;border:1px dashed var(--line);border-radius:var(--r-lg);background:var(--surface)
}
.empty-state .ico{
  width:56px;height:56px;margin:0 auto 14px;border-radius:18px;display:grid;place-items:center;
  background:var(--surface-2);color:var(--brand-500)
}
.empty-state h2{font-size:20px;margin-bottom:8px}
.empty-state p{color:var(--ink-500);font-size:14px;margin-bottom:18px}
.skeleton{background:var(--surface-2);border-radius:14px;height:16px;margin-bottom:10px}

/* 文末 */
.article-foot{margin-top:30px;max-width:760px;margin-left:auto;margin-right:auto}
.block-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh-card);margin-bottom:22px}
@media (min-width:768px){.block-card{padding:26px 28px}}
.block-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.block-title h2{font-size:19px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.prevnext{display:grid;gap:14px;grid-template-columns:1fr}
@media (min-width:640px){.prevnext{grid-template-columns:1fr 1fr}}
.pn-card{
  display:flex;align-items:center;gap:12px;padding:16px 18px;border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--surface);transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease)
}
.pn-card:hover{border-color:var(--brand-500);transform:translateY(-3px);box-shadow:var(--sh-pop)}
.pn-card .pn-ico{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:var(--surface-2);color:var(--brand-500);flex:0 0 auto}
.pn-card small{display:block;font-size:12px;color:var(--ink-300);margin-bottom:2px}
.pn-card strong{font-size:14px;font-weight:600;color:var(--ink-900);line-height:1.4}
.rel-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:640px){.rel-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:var(--surface);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-pop);border-color:rgba(255,107,44,.4)}
.rel-thumb{position:relative;aspect-ratio:16/10;background:var(--surface-2);overflow:hidden;border-bottom:1px solid var(--line)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:16px 18px}
.rel-body h3{font-size:16px;line-height:1.45;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-body p{font-size:14px;color:var(--ink-500);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-300)}

/* 侧栏 */
.article-side{min-width:0;display:grid;gap:22px;align-content:start}
@media (min-width:1024px){.article-side{position:sticky;top:88px}}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-card)}
.side-card h2{font-size:16px;margin-bottom:12px;color:var(--ink-900)}
.toc-list{list-style:none;margin:0;padding:0;display:grid;gap:4px;counter-reset:toc}
.toc-list a{
  display:block;padding:8px 10px 8px 14px;font-size:14px;color:var(--ink-500);border-radius:10px;
  border-left:2px solid transparent;transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)
}
.toc-list a:hover{background:var(--surface-2);color:var(--ink-900)}
.toc-list a.is-current{border-left-color:var(--brand-500);background:var(--brand-50);color:var(--brand-600);font-weight:600}
.hot-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.hot-list a{display:grid;grid-template-columns:96px 1fr;gap:12px;align-items:center;border-radius:var(--r-btn);padding:6px;transition:background .2s var(--ease)}
.hot-list a:hover{background:var(--surface-2)}
.hot-list img{width:96px;height:72px;object-fit:cover;border-radius:14px;background:var(--surface-2);border:1px solid var(--line)}
.hot-list strong{display:block;font-size:14px;line-height:1.45;color:var(--ink-900);font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-list span{font-size:12px;color:var(--ink-300)}

/* 深色 CTA */
.cta-band{
  margin-top:22px;border-radius:var(--r-lg);padding:34px 24px;color:#fff;
  background:linear-gradient(135deg,#17121F 0%,#2A1633 100%);
  display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;
  box-shadow:0 20px 44px -26px rgba(23,18,31,.7)
}
@media (min-width:768px){.cta-band{padding:44px 48px}}
.cta-band h2{font-size:22px;margin-bottom:8px}
.cta-band p{margin:0;font-size:14px;color:rgba(255,255,255,.72)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* 页脚 */
.site-footer{background:linear-gradient(180deg,#17121F 0%,#241130 100%);color:rgba(255,255,255,.72);margin-top:20px;padding:52px 0 26px}
.footer-top{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:640px){.footer-top{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-top{grid-template-columns:2fr 1fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:12px}
.footer-note{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.62);max-width:34ch;margin:0}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:4px;letter-spacing:.5px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--brand-500)}
.footer-line{height:2px;margin:32px 0 18px;border-radius:2px;background:var(--grad-brand);opacity:.85}
.footer-bottom{display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between;font-size:12.5px;color:rgba(255,255,255,.5)}
.footer-bottom a{color:rgba(255,255,255,.7)}
.footer-bottom a:hover{color:var(--brand-500)}

/* 移动端底部 Tab */
.mobile-tabs{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:grid;grid-template-columns:repeat(5,1fr);
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);backdrop-filter:blur(10px)
}
.mobile-tabs a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:56px;font-size:11px;color:var(--ink-300);position:relative
}
.mobile-tabs a svg{width:22px;height:22px}
.mobile-tabs a.is-active{color:var(--brand-500)}
.mobile-tabs a.is-active svg{fill:rgba(255,107,44,.14)}
.mobile-tabs a.is-active::before{
  content:'';position:absolute;top:5px;width:18px;height:3px;border-radius:3px;background:var(--brand-500)
}
.mobile-tabs a:hover{color:var(--brand-500)}
@media (min-width:901px){.mobile-tabs{display:none}}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:80;background:rgba(23,18,31,.55);opacity:0;visibility:hidden;
  transition:opacity .25s var(--ease),visibility .25s var(--ease)
}
.drawer.is-open{opacity:1;visibility:visible}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(84vw,340px);height:100%;background:var(--surface);
  padding:24px 22px;display:flex;flex-direction:column;gap:6px;transform:translateX(100%);
  transition:transform .28s var(--ease);overflow-y:auto
}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-panel a.d-link{padding:13px 12px;border-radius:var(--r-btn);font-size:16px;color:var(--ink-700)}
.drawer-panel a.d-link:hover,.drawer-panel a.d-link.is-active{background:var(--brand-50);color:var(--brand-600)}
.drawer-close{align-self:flex-end;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;margin-bottom:10px}

@media (max-width:900px){
  .nav-menu,.nav-cta{display:none}
  .burger{display:inline-flex}
  body{padding-bottom:56px}
  .article-body{font-size:15.5px}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .pn-card:hover,.rel-card:hover{transform:none}
}

/* roulang page: category1 */
:root{
    --brand-500:#FF6B2C; --brand-600:#F0521A; --brand-50:#FFF3EC;
    --accent-500:#7A5AF8; --accent-600:#6A46F0; --accent-50:#F3F0FF;
    --lemon:#FFD34D; --mint:#2FD3B5;
    --ink-900:#17121F; --ink-700:#2E2438; --ink-500:#6B6178; --ink-300:#A79FB2;
    --bg:#FFF9F4; --surface:#FFFFFF; --surface-2:#FFF1E6; --line:#F0E4DA;
    --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D7F 55%,#7A5AF8 100%);
    --r-lg:24px; --r-md:20px; --r-sm:14px; --r-pill:999px;
    --shadow-card:0 1px 2px rgba(23,18,31,.04), 0 8px 24px -12px rgba(23,18,31,.10);
    --shadow-hover:0 18px 40px -18px rgba(255,107,44,.32);
    --ease:cubic-bezier(.2,.7,.2,1);
  }
  *,*::before,*::after{ box-sizing:border-box; }
  html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
  body.site-body{
    margin:0; background:var(--bg); color:var(--ink-700);
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",sans-serif;
    font-size:16px; line-height:1.85; overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
  }
  img{ display:block; max-width:100%; }
  a{ color:inherit; text-decoration:none; }
  button{ font-family:inherit; }
  h1,h2,h3,h4{ margin:0; color:var(--ink-900); font-weight:700; letter-spacing:.2px; }
  p{ margin:0; }
  ul{ margin:0; padding:0; list-style:none; }
  :focus-visible{ outline:2px solid var(--brand-500); outline-offset:2px; border-radius:8px; }
  ::-webkit-scrollbar{ width:10px; height:10px; }
  ::-webkit-scrollbar-thumb{ background:#E9DCD0; border-radius:999px; }
  ::-webkit-scrollbar-track{ background:transparent; }
  .container{ width:100%; max-width:1200px; margin:0 auto; padding:0 32px; }
  .num{ font-variant-numeric:tabular-nums; font-weight:700; }

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky; top:0; z-index:60; background:#FFFFFF;
    border-bottom:1px solid var(--line);
    transition:background .25s var(--ease), box-shadow .25s var(--ease);
  }
  .site-header.is-scrolled{
    background:rgba(255,255,255,.92);
    -webkit-backdrop-filter:blur(12px); backdrop-filter:blur(12px);
    box-shadow:0 10px 30px -24px rgba(23,18,31,.65);
  }
  .nav-inner{ display:flex; align-items:center; gap:20px; height:68px; }
  .logo{ display:flex; align-items:center; gap:10px; flex:0 0 auto; }
  .logo-mark{
    width:38px; height:38px; border-radius:12px; background:var(--grad-brand);
    color:#fff; display:grid; place-items:center; font-weight:700; font-size:18px;
    box-shadow:0 10px 22px -14px rgba(255,61,127,.85);
  }
  .logo-text{ font-size:18px; font-weight:700; color:var(--ink-900); line-height:1.2; }
  .logo-text small{ display:inline-block; font-size:12px; font-weight:600; color:var(--ink-500); margin-left:6px; letter-spacing:1px; }
  .nav-menu{ display:flex; align-items:center; gap:2px; margin-left:auto; }
  .nav-link{
    position:relative; padding:9px 13px; font-size:15px; color:var(--ink-700);
    border-radius:12px; transition:color .2s var(--ease);
  }
  .nav-link::after{
    content:""; position:absolute; left:50%; bottom:3px; width:60%; height:2px;
    border-radius:2px; background:var(--brand-500);
    transform:translateX(-50%) scaleX(0); transform-origin:center;
    transition:transform .22s var(--ease);
  }
  .nav-link:hover{ color:var(--brand-600); }
  .nav-link:hover::after{ transform:translateX(-50%) scaleX(1); }
  .nav-link.is-active{ color:var(--brand-600); font-weight:600; }
  .nav-link.is-active::after{ transform:translateX(-50%) scaleX(1); }
  .nav-cta{ margin-left:14px; flex:0 0 auto; }
  .burger{
    display:none; width:42px; height:42px; border-radius:var(--r-sm);
    border:1px solid var(--line); background:#fff; color:var(--ink-700);
    align-items:center; justify-content:center; cursor:pointer;
    transition:border-color .2s var(--ease), color .2s var(--ease);
  }
  .burger:hover{ border-color:var(--brand-500); color:var(--brand-600); }

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    height:46px; padding:0 22px; border-radius:var(--r-pill);
    font-size:15px; font-weight:600; border:1px solid transparent;
    cursor:pointer; white-space:nowrap;
    transition:background .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease), transform .22s var(--ease), border-color .22s var(--ease);
  }
  .btn-sm{ height:40px; padding:0 18px; font-size:14px; }
  .btn-grad{ background:var(--grad-brand); color:#fff; box-shadow:0 12px 26px -16px rgba(255,61,127,.9); }
  .btn-grad:hover{ box-shadow:0 16px 32px -14px rgba(255,61,127,.85); transform:translateY(-1px); }
  .btn-brand{ background:var(--brand-500); color:#fff; }
  .btn-brand:hover{ background:var(--brand-600); box-shadow:0 14px 28px -18px rgba(240,82,26,.9); }
  .btn-ghost{ background:#fff; color:var(--accent-600); border-color:var(--accent-500); }
  .btn-ghost:hover{ background:var(--accent-50); }
  .btn-light{ background:#fff; color:var(--brand-600); }
  .btn-light:hover{ background:var(--brand-50); }
  .btn-outline-light{ background:rgba(255,255,255,.06); color:#fff; border-color:rgba(255,255,255,.45); }
  .btn-outline-light:hover{ background:rgba(255,255,255,.14); }
  .btn-text{
    display:inline-flex; align-items:center; gap:6px; color:var(--brand-600);
    font-weight:600; font-size:14px; background:none; border:0; cursor:pointer; padding:0;
  }
  .btn-text svg{ transition:transform .22s var(--ease); }
  .btn-text:hover svg{ transform:translateX(3px); }

  /* ============ 面包屑 ============ */
  .breadcrumb{ display:flex; align-items:center; gap:8px; font-size:13px; color:var(--ink-500); padding-top:26px; }
  .breadcrumb a:hover{ color:var(--brand-600); }
  .breadcrumb em{ font-style:normal; color:var(--ink-300); }

  /* ============ 页头 ============ */
  .page-head{
    position:relative;
    background-image:linear-gradient(180deg,rgba(255,249,244,.94) 0%,rgba(255,249,244,.9) 60%,rgba(255,249,244,.98) 100%),url('/assets/images/backpic/back-2.png');
    background-size:cover; background-position:center;
    border-bottom:1px solid var(--line);
    padding-bottom:34px;
  }
  .page-head-row{ display:flex; align-items:flex-end; justify-content:space-between; gap:28px; margin-top:16px; }
  .page-title{ font-size:40px; line-height:1.25; max-width:760px; }
  .page-title .accent{
    background:var(--grad-brand); -webkit-background-clip:text; background-clip:text; color:transparent;
  }
  .page-lead{ margin-top:12px; font-size:16px; color:var(--ink-500); max-width:640px; }
  .filter-group{
    display:inline-flex; gap:6px; padding:6px; background:#fff;
    border:1px solid var(--line); border-radius:var(--r-pill); box-shadow:var(--shadow-card);
  }
  .filter-btn{
    height:38px; padding:0 20px; border-radius:var(--r-pill); border:0; background:transparent;
    color:var(--ink-500); font-size:14px; font-weight:600; cursor:pointer;
    transition:background .2s var(--ease), color .2s var(--ease);
  }
  .filter-btn:hover{ color:var(--brand-600); }
  .filter-btn.is-active{ background:var(--brand-500); color:#fff; }

  /* ============ 主体布局 ============ */
  .main-wrap{ padding:52px 0 78px; }
  .cat-layout{ display:grid; grid-template-columns:264px minmax(0,1fr); gap:24px; align-items:start; }

  .cat-aside{ position:sticky; top:92px; }
  .aside-card{
    background:var(--surface); border:1px solid var(--line); border-radius:var(--r-md);
    box-shadow:var(--shadow-card); padding:18px 16px;
  }
  .aside-title{ font-size:13px; font-weight:700; letter-spacing:1.2px; color:var(--ink-300); margin-bottom:10px; padding-left:12px; }
  .anchor-item{
    position:relative; display:flex; align-items:center; justify-content:space-between; gap:10px;
    padding:11px 12px; border-radius:var(--r-sm); font-size:14px; color:var(--ink-700);
    transition:background .2s var(--ease), color .2s var(--ease);
  }
  .anchor-item:hover{ background:var(--surface-2); color:var(--brand-600); }
  .anchor-item.is-active{ background:var(--brand-50); color:var(--brand-600); font-weight:600; }
  .anchor-item.is-active::before{
    content:""; position:absolute; left:0; top:9px; bottom:9px; width:3px;
    border-radius:3px; background:var(--brand-500);
  }
  .anchor-count{ font-size:12px; color:var(--ink-300); font-variant-numeric:tabular-nums; }
  .aside-tip{
    margin-top:14px; padding:14px 14px; border-radius:var(--r-sm);
    background:var(--surface-2); font-size:13px; color:var(--ink-500); line-height:1.75;
  }

  /* ============ 条目流 ============ */
  .item-flow{ display:grid; gap:24px; }
  .flow-topline{ display:flex; align-items:center; justify-content:space-between; gap:16px; font-size:13px; color:var(--ink-500); }
  .flow-topline strong{ color:var(--ink-900); font-weight:700; }
  .dot-live{ display:inline-block; width:8px; height:8px; border-radius:50%; background:var(--mint); margin-right:6px; vertical-align:middle; }

  .badge{
    display:inline-flex; align-items:center; gap:6px; height:28px; padding:0 12px;
    border-radius:var(--r-pill); background:rgba(255,255,255,.88);
    border:1px solid var(--line); font-size:12px; color:var(--ink-500);
  }
  .badge .num{ color:var(--ink-900); font-size:13px; }
  .badge svg{ color:var(--brand-500); }
  .badge-dark{ background:rgba(255,255,255,.12); border-color:rgba(255,255,255,.18); color:rgba(255,255,255,.82); }
  .badge-dark .num{ color:#fff; }

  .pill{
    display:inline-flex; align-items:center; height:26px; padding:0 12px; border-radius:var(--r-pill);
    background:var(--accent-50); color:var(--accent-600); font-size:12px; font-weight:600;
  }
  .pill-warm{ background:var(--brand-50); color:var(--brand-600); }

  .feature-card{
    background:var(--surface); border:1px solid var(--line); border-radius:var(--r-lg);
    overflow:hidden; box-shadow:var(--shadow-card);
    transition:transform .22s var(--ease), box-shadow .22s var(--ease);
  }
  .feature-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-hover); }
  .feature-media{ position:relative; aspect-ratio:16/9; overflow:hidden; background:var(--surface-2); border-bottom:1px solid var(--line); }
  .feature-media img{ width:100%; height:100%; object-fit:cover; transition:transform .3s var(--ease); }
  .feature-card:hover .feature-media img{ transform:scale(1.03); }
  .feature-media::after{
    content:""; position:absolute; inset:auto 0 0 0; height:42%;
    background:linear-gradient(180deg,rgba(23,18,31,0) 0%,rgba(23,18,31,.35) 100%);
  }
  .feature-body{ padding:24px 26px 26px; }
  .feature-title{ font-size:24px; line-height:1.4; margin-top:12px; }
  .feature-desc{ margin-top:12px; font-size:15px; color:var(--ink-500); line-height:1.8; max-width:760px; }
  .feature-foot{ display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-top:20px; padding-top:18px; border-top:1px dashed var(--line); }
  .feature-meta{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; font-size:13px; color:var(--ink-500); }

  .item-grid{ display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:24px; }
  .item-card{
    display:flex; flex-direction:column; background:var(--surface);
    border:1px solid var(--line); border-radius:var(--r-md); overflow:hidden;
    box-shadow:var(--shadow-card);
    transition:transform .22s var(--ease), box-shadow .22s var(--ease);
  }
  .item-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-hover); }
  .item-media{ aspect-ratio:4/3; background:var(--surface-2); border-bottom:1px solid var(--line); overflow:hidden; }
  .item-media img{ width:100%; height:100%; object-fit:cover; transition:transform .3s var(--ease); }
  .item-card:hover .item-media img{ transform:scale(1.03); }
  .item-body{ padding:18px 20px 20px; display:flex; flex-direction:column; gap:10px; flex:1; }
  .item-title{ font-size:18px; line-height:1.45; }
  .item-title a:hover{ color:var(--brand-600); }
  .clamp-2{
    display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
    font-size:14px; line-height:1.7; color:var(--ink-500);
  }
  .item-foot{ margin-top:auto; display:flex; align-items:center; justify-content:space-between; gap:12px; font-size:13px; color:var(--ink-300); }
  .item-foot .badge{ height:26px; }

  .flow-divider{ display:flex; align-items:center; gap:16px; }
  .flow-divider .line{ flex:1; height:2px; border-radius:2px; background:var(--grad-brand); opacity:.9; }
  .flow-divider .label{ font-size:12px; letter-spacing:1.4px; color:var(--ink-300); font-weight:700; }
  .more-bar{
    display:flex; align-items:center; justify-content:space-between; gap:16px;
    padding:16px 22px; border-radius:var(--r-sm); background:var(--surface-2);
    border:1px solid var(--line); font-size:15px; font-weight:600; color:var(--brand-600);
    transition:background .2s var(--ease), transform .22s var(--ease);
  }
  .more-bar:hover{ background:#FFE9DA; transform:translateY(-2px); }
  .more-bar svg{ transition:transform .22s var(--ease); }
  .more-bar:hover svg{ transform:translateX(4px); }

  /* ============ 分页 ============ */
  .pagination{ display:flex; align-items:center; justify-content:center; gap:10px; flex-wrap:wrap; }
  .page-btn{
    min-width:46px; height:44px; padding:0 16px; border-radius:var(--r-sm);
    border:1px solid var(--line); background:#fff; color:var(--ink-700);
    font-size:14px; font-weight:600; cursor:pointer; display:inline-flex;
    align-items:center; justify-content:center;
    transition:border-color .2s var(--ease), color .2s var(--ease), background .2s var(--ease);
  }
  .page-btn:hover{ border-color:var(--brand-500); color:var(--brand-600); }
  .page-btn.is-current{ background:var(--brand-500); border-color:var(--brand-500); color:#fff; }
  .page-btn[disabled]{ color:var(--ink-300); cursor:not-allowed; }

  /* ============ 板块通用 ============ */
  .block{ margin-top:72px; }
  .block-head{ display:flex; align-items:flex-end; justify-content:space-between; gap:20px; margin-bottom:24px; }
  .block-head h2{
    position:relative; font-size:28px; line-height:1.3; padding-left:16px;
  }
  .block-head h2::before{
    content:""; position:absolute; left:0; top:6px; bottom:6px; width:5px;
    border-radius:4px; background:var(--brand-500);
  }
  .block-head .sub{ margin-top:8px; font-size:14px; color:var(--ink-500); padding-left:16px; }

  /* ============ FAQ ============ */
  .faq-card{
    background:var(--surface); border:1px solid var(--line); border-radius:var(--r-lg);
    box-shadow:var(--shadow-card); padding:6px 26px;
  }
  .faq-item{ border-bottom:1px solid var(--line); }
  .faq-item:last-child{ border-bottom:0; }
  .faq-item summary{
    list-style:none; cursor:pointer; display:flex; align-items:center; justify-content:space-between; gap:18px;
    padding:20px 0; font-size:16px; font-weight:600; color:var(--ink-900);
    transition:color .2s var(--ease);
  }
  .faq-item summary::-webkit-details-marker{ display:none; }
  .faq-item summary:hover{ color:var(--brand-600); }
  .faq-ico{
    flex:0 0 auto; width:26px; height:26px; border-radius:50%; border:1px solid var(--line);
    display:grid; place-items:center; color:var(--brand-500); font-size:16px; line-height:1;
    transition:transform .25s var(--ease), background .2s var(--ease);
  }
  .faq-item[open] summary{ color:var(--brand-600); }
  .faq-item[open] .faq-ico{ transform:rotate(45deg); background:var(--brand-50); }
  .faq-answer{ padding:0 0 20px 0; font-size:14px; line-height:1.8; color:var(--ink-500); border-left:3px solid var(--brand-500); padding-left:14px; margin-bottom:18px; }

  /* ============ CTA ============ */
  .cta-band{
    margin-top:72px; border-radius:var(--r-lg); padding:48px;
    background:linear-gradient(120deg,#17121F 0%,#2A1633 100%);
    display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap;
    position:relative; overflow:hidden;
  }
  .cta-band::after{
    content:""; position:absolute; right:-60px; top:-70px; width:260px; height:260px;
    border-radius:50%; background:var(--grad-brand); opacity:.24; filter:blur(6px);
  }
  .cta-band h2{ color:#fff; font-size:26px; line-height:1.4; position:relative; z-index:1; }
  .cta-band p{ margin-top:10px; color:rgba(255,255,255,.72); font-size:15px; position:relative; z-index:1; }
  .cta-actions{ display:flex; gap:12px; flex-wrap:wrap; position:relative; z-index:1; }

  /* ============ 页脚 ============ */
  .site-footer{ background:var(--ink-900); color:rgba(255,255,255,.72); padding:56px 0 26px; }
  .footer-top{ display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:32px; }
  .footer-brand{ display:flex; align-items:center; gap:10px; color:#fff; font-size:17px; font-weight:700; }
  .footer-brand .logo-mark{ width:34px; height:34px; border-radius:11px; font-size:16px; }
  .footer-note{ margin-top:14px; font-size:14px; line-height:1.8; color:rgba(255,255,255,.6); max-width:340px; }
  .footer-col h3{ color:#fff; font-size:15px; margin-bottom:14px; font-weight:600; }
  .footer-col a{ display:block; font-size:14px; color:rgba(255,255,255,.66); padding:6px 0; transition:color .2s var(--ease); }
  .footer-col a:hover{ color:var(--brand-500); }
  .footer-line{ height:2px; margin:34px 0 20px; border-radius:2px; background:var(--grad-brand); opacity:.85; }
  .footer-bottom{ display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; font-size:13px; color:rgba(255,255,255,.5); }
  .footer-bottom a{ color:rgba(255,255,255,.72); }
  .footer-bottom a:hover{ color:var(--brand-500); }

  /* ============ 移动抽屉 ============ */
  .nav-drawer{
    position:fixed; inset:0; z-index:80; background:#fff; padding:22px;
    display:flex; flex-direction:column; gap:6px; overflow-y:auto;
  }
  .nav-drawer[hidden]{ display:none; }
  .drawer-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:12px; }
  .drawer-close{
    width:40px; height:40px; border-radius:var(--r-sm); border:1px solid var(--line);
    background:#fff; color:var(--ink-700); font-size:22px; line-height:1; cursor:pointer;
  }
  .drawer-link{
    padding:14px 12px; border-radius:var(--r-sm); font-size:17px; font-weight:600; color:var(--ink-900);
    border-bottom:1px solid var(--line);
  }
  .drawer-link.is-active{ color:var(--brand-600); }
  .drawer-cta{ margin-top:18px; }

  /* ============ 移动底部 Tab ============ */
  .mobile-tab{ display:none; }

  @media (max-width:1024px){
    .page-title{ font-size:34px; }
    .cat-layout{ grid-template-columns:1fr; }
    .cat-aside{ position:static; }
    .aside-card{ padding:14px; }
    .anchor-list{ display:flex; gap:8px; overflow-x:auto; scroll-snap-type:x mandatory; padding-bottom:4px; }
    .anchor-list li{ scroll-snap-align:start; }
    .anchor-item{ white-space:nowrap; border:1px solid var(--line); }
    .footer-top{ grid-template-columns:1fr 1fr; }
  }
  @media (max-width:768px){
    .container{ padding:0 20px; }
    .nav-menu,.nav-cta{ display:none; }
    .burger{ display:inline-flex; }
    .nav-inner{ justify-content:space-between; }
    .page-head-row{ flex-direction:column; align-items:flex-start; }
    .page-title{ font-size:30px; }
    .filter-group{ width:100%; justify-content:space-between; }
    .filter-btn{ flex:1; padding:0 10px; }
    .item-grid{ grid-template-columns:1fr; }
    .feature-body{ padding:20px; }
    .feature-title{ font-size:20px; }
    .block{ margin-top:52px; }
    .block-head h2{ font-size:24px; }
    .cta-band{ padding:28px; }
    .faq-card{ padding:4px 18px; }
    .footer-top{ grid-template-columns:1fr; gap:26px; }
    .footer-bottom{ flex-direction:column; align-items:flex-start; }
    body.site-body{ padding-bottom:calc(56px + env(safe-area-inset-bottom)); }
    .mobile-tab{
      display:flex; position:fixed; left:0; right:0; bottom:0; z-index:70;
      height:calc(56px + env(safe-area-inset-bottom));
      padding-bottom:env(safe-area-inset-bottom);
      background:rgba(255,255,255,.96); -webkit-backdrop-filter:blur(12px); backdrop-filter:blur(12px);
      border-top:1px solid var(--line);
    }
    .tab-item{
      flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:2px;
      font-size:11px; color:var(--ink-300); position:relative;
    }
    .tab-item svg{ width:22px; height:22px; }
    .tab-item.is-active{ color:var(--brand-600); font-weight:600; }
    .tab-item.is-active::before{
      content:""; position:absolute; top:5px; width:18px; height:3px; border-radius:3px; background:var(--brand-500);
    }
  }
  @media (max-width:520px){
    .page-title{ font-size:26px; }
    .feature-title{ font-size:19px; }
    .cta-actions .btn{ width:100%; }
  }
  @media (prefers-reduced-motion:reduce){
    *{ transition:none !important; animation:none !important; }
    .item-card:hover,.feature-card:hover,.more-bar:hover{ transform:none; }
    html{ scroll-behavior:auto; }
  }

/* roulang page: category2 */
:root{
    --brand-500:#FF6B2C; --brand-600:#F0521A; --brand-50:#FFF3EC;
    --accent-500:#7A5AF8; --accent-600:#6A46F0; --accent-50:#F3F0FF;
    --lemon:#FFD34D; --mint:#2FD3B5;
    --ink-900:#17121F; --ink-700:#2E2438; --ink-500:#6B6178; --ink-300:#A79FB2;
    --bg:#FFF9F4; --surface:#FFFFFF; --surface-2:#FFF1E6; --line:#F0E4DA;
    --grad-brand:linear-gradient(120deg,#FF6B2C 0%,#FF3D7F 55%,#7A5AF8 100%);
    --r-lg:24px; --r-md:20px; --r-btn:14px; --r-pill:999px;
    --sh-card:0 1px 2px rgba(23,18,31,.04), 0 8px 24px -12px rgba(23,18,31,.10);
    --sh-hover:0 18px 40px -18px rgba(255,107,44,.32);
    --ease:cubic-bezier(.2,.7,.2,1);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;background:var(--bg);color:var(--ink-700);
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",sans-serif;
    font-size:16px;line-height:1.85;
    padding-bottom:calc(56px + env(safe-area-inset-bottom));
    overflow-x:hidden;
  }
  @media (min-width:1024px){ body{padding-bottom:0} }
  img{max-width:100%;display:block;border-style:none}
  a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
  button{font:inherit;cursor:pointer;border:0;background:none}
  ol,ul{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:.1px}
  p{margin:0 0 .85em}
  p:last-child{margin-bottom:0}
  :focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:8px}
  ::selection{background:rgba(255,107,44,.2)}
  ::-webkit-scrollbar{width:10px;height:10px}
  ::-webkit-scrollbar-track{background:var(--surface-2)}
  ::-webkit-scrollbar-thumb{background:#E4D3C6;border-radius:999px;border:2px solid var(--surface-2)}
  ::-webkit-scrollbar-thumb:hover{background:#D6C0AF}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  @media (min-width:1024px){ .container{padding:0 32px} }

  /* ============ Header ============ */
  .site-header{
    position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);
    transition:background .25s var(--ease),box-shadow .25s var(--ease),backdrop-filter .25s var(--ease);
  }
  .site-header.is-scrolled{
    background:rgba(255,255,255,.92);
    -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
    box-shadow:0 8px 28px -20px rgba(23,18,31,.45);
  }
  .nav-inner{height:68px;display:flex;align-items:center;gap:16px}
  .logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .logo-mark{
    width:36px;height:36px;border-radius:12px;background:var(--grad-brand);
    color:#fff;display:grid;place-items:center;font-size:17px;font-weight:700;
    box-shadow:0 8px 18px -12px rgba(255,107,44,.9);
  }
  .logo-text{font-size:17px;font-weight:700;color:var(--ink-900);white-space:nowrap}
  .logo-text small{
    display:inline-block;font-size:11px;font-weight:600;color:var(--brand-600);
    background:var(--brand-50);border-radius:var(--r-pill);padding:1px 7px;margin-left:6px;vertical-align:2px;
  }
  .nav-menu{display:none;margin-left:auto;align-items:center;gap:2px}
  .nav-link{position:relative;padding:10px 13px;font-size:15px;color:var(--ink-700);border-radius:10px;white-space:nowrap}
  .nav-link::after{
    content:"";position:absolute;left:20%;right:20%;bottom:4px;height:2px;border-radius:2px;
    background:var(--brand-500);transform:scaleX(0);transform-origin:center;
    transition:transform .22s var(--ease);
  }
  .nav-link:hover{color:var(--brand-500)}
  .nav-link:hover::after{transform:scaleX(1)}
  .nav-link.is-active{color:var(--brand-500);font-weight:600}
  .nav-link.is-active::after{transform:scaleX(1)}
  .burger{
    margin-left:auto;width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
    border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink-900);
    transition:border-color .22s var(--ease),color .22s var(--ease);
  }
  .burger:hover{border-color:var(--brand-500);color:var(--brand-500)}
  @media (min-width:1024px){
    .nav-menu{display:flex}
    .burger{display:none}
  }

  /* ============ Buttons & pills ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:46px;padding:0 24px;border-radius:var(--r-pill);
    font-size:15px;font-weight:600;border:1px solid transparent;white-space:nowrap;
    transition:background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
  }
  .btn-sm{height:40px;padding:0 18px;font-size:14px}
  .btn-grad{background-image:var(--grad-brand);color:#fff;box-shadow:0 10px 24px -14px rgba(255,107,44,.85)}
  .btn-grad:hover{box-shadow:0 16px 34px -14px rgba(255,107,44,.85);transform:translateY(-1px)}
  .btn-outline{border-color:var(--accent-500);color:var(--accent-600);background:#fff}
  .btn-outline:hover{background:var(--accent-50)}
  .btn-ghost{border-color:var(--line);color:var(--ink-700);background:#fff}
  .btn-ghost:hover{border-color:var(--brand-500);color:var(--brand-600)}
  .btn-white{background:#fff;color:var(--brand-600)}
  .btn-white:hover{background:var(--brand-50)}
  .btn-line{border-color:rgba(255,255,255,.55);color:#fff;background:transparent}
  .btn-line:hover{background:rgba(255,255,255,.12)}
  .nav-cta{display:none;margin-left:6px}
  @media (min-width:1024px){ .nav-cta{display:inline-flex} }

  .pill{
    display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 11px;
    border-radius:var(--r-pill);font-size:12px;font-weight:600;
    background:var(--brand-50);color:var(--brand-600);
  }
  .pill-accent{background:var(--accent-50);color:var(--accent-600)}
  .pill-line{background:#fff;border:1px solid var(--line);color:var(--ink-500);font-weight:500}
  .badge{
    display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
    border-radius:var(--r-pill);background:rgba(255,255,255,.88);
    border:1px solid var(--line);font-size:12px;color:var(--ink-500);
  }
  .badge b{font-variant-numeric:tabular-nums;font-weight:700;color:var(--ink-900);font-size:13px}
  .badge-dark{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.18);color:rgba(255,255,255,.82)}
  .badge-dark b{color:#fff}

  /* ============ Category hero ============ */
  .cat-hero{position:relative;overflow:hidden;padding:34px 0 0;background:linear-gradient(180deg,#FFF3EC 0%,#FFF9F4 78%)}
  .cat-hero-bg{
    position:absolute;inset:0;
    background-image:url("/assets/images/backpic/back-3.webp");
    background-size:cover;background-position:center 30%;opacity:.16;
  }
  .cat-hero::after{
    content:"";position:absolute;inset:0;
    background:radial-gradient(760px 300px at 85% -10%,rgba(122,90,248,.16),transparent 70%);
  }
  .cat-hero .container{position:relative;z-index:2}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-300);margin-bottom:18px;flex-wrap:wrap}
  .crumb a{color:var(--ink-500)}
  .crumb a:hover{color:var(--brand-600)}
  .crumb-cur{color:var(--ink-300)}
  .cat-title{
    font-size:29px;line-height:1.28;margin:14px 0 12px;max-width:820px;
    letter-spacing:.2px;
  }
  @media (min-width:768px){ .cat-title{font-size:38px} }
  @media (min-width:1024px){ .cat-title{font-size:44px} }
  .cat-lead{font-size:15px;color:var(--ink-500);max-width:680px;margin-bottom:22px}
  @media (min-width:768px){ .cat-lead{font-size:16px} }
  .cat-hero-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:26px;color:var(--ink-500);font-size:13px}
  .dot-mint{width:7px;height:7px;border-radius:50%;background:var(--mint);display:inline-block;box-shadow:0 0 0 3px rgba(47,211,181,.18)}
  .tabbar{
    display:flex;gap:6px;overflow-x:auto;padding-bottom:2px;
    border-bottom:1px solid var(--line);scrollbar-width:none;
  }
  .tabbar::-webkit-scrollbar{display:none}
  .tab{
    position:relative;padding:12px 18px;font-size:15px;color:var(--ink-500);white-space:nowrap;
    transition:color .22s var(--ease);
  }
  .tab::after{
    content:"";position:absolute;left:14px;right:14px;bottom:-1px;height:3px;border-radius:3px 3px 0 0;
    background-image:var(--grad-brand);transform:scaleX(0);transform-origin:center;
    transition:transform .24s var(--ease);
  }
  .tab:hover{color:var(--brand-600)}
  .tab.is-active{color:var(--ink-900);font-weight:600}
  .tab.is-active::after{transform:scaleX(1)}

  /* ============ Section ============ */
  .section{padding:52px 0}
  @media (min-width:1024px){ .section{padding:82px 0} }
  .section-tight{padding:34px 0}
  @media (min-width:1024px){ .section-tight{padding:48px 0} }
  .section-head{margin-bottom:26px;max-width:760px}
  .section-head h2{
    position:relative;padding-left:16px;font-size:25px;line-height:1.32;margin-bottom:8px;
  }
  @media (min-width:1024px){ .section-head h2{font-size:30px} }
  .section-head h2::before{
    content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:var(--r-pill);
    background-image:var(--grad-brand);
  }
  .section-sub{font-size:14px;color:var(--ink-500);padding-left:16px}

  /* ============ Layout: 8 + 4 ============ */
  .cat-grid{display:grid;gap:24px}
  @media (min-width:1024px){
    .cat-grid{grid-template-columns:repeat(12,1fr);align-items:start}
    .cat-main{grid-column:span 8}
    .cat-side{grid-column:span 4;position:sticky;top:88px}
  }
  .card-grid-2{display:grid;gap:20px}
  @media (min-width:768px){ .card-grid-2{grid-template-columns:repeat(2,1fr)} }

  /* ============ Ticket card ============ */
  .ticket{
    display:flex;flex-direction:column;background:var(--surface);
    border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
    box-shadow:var(--sh-card);
    transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  }
  .ticket:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#FBDFCB}
  .ticket-media{position:relative;aspect-ratio:16/10;background:var(--surface-2);overflow:hidden;box-shadow:inset 0 0 0 1px var(--line)}
  .ticket-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
  .ticket:hover .ticket-media img{transform:scale(1.03)}
  .ticket-date{
    position:absolute;left:14px;top:14px;width:58px;height:62px;border-radius:16px;
    background:rgba(255,255,255,.95);border:1px solid var(--line);
    display:flex;flex-direction:column;align-items:center;justify-content:center;
    box-shadow:0 10px 22px -16px rgba(23,18,31,.7);
  }
  .ticket-date b{font-size:20px;line-height:1;color:var(--brand-600);font-variant-numeric:tabular-nums;font-weight:700}
  .ticket-date i{font-style:normal;font-size:11px;color:var(--ink-500);margin-top:4px}
  .ticket-flag{
    position:absolute;right:14px;top:14px;height:28px;padding:0 12px;border-radius:var(--r-pill);
    background:rgba(23,18,31,.62);color:#fff;font-size:12px;font-weight:600;
    display:inline-flex;align-items:center;
  }
  .ticket-body{position:relative;padding:20px 20px 22px;display:flex;flex-direction:column;gap:8px}
  .ticket-body::before{
    content:"";position:absolute;left:20px;right:20px;top:0;
    border-top:1px dashed var(--line);
  }
  .ticket-body h3{font-size:18px;line-height:1.45;font-weight:600;margin:0}
  .ticket:hover .ticket-body h3{color:var(--brand-600)}
  .ticket-desc{
    font-size:14px;line-height:1.7;color:var(--ink-500);margin:0;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .ticket-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--ink-300);margin-top:2px}
  .ticket-meta span{display:inline-flex;align-items:center;gap:5px}

  /* ============ Side panel ============ */
  .side-panel{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:22px 20px;box-shadow:var(--sh-card);
  }
  .side-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
  .side-head h2{font-size:19px;line-height:1.4}
  .side-head .more{font-size:13px;color:var(--brand-600);font-weight:600}
  .side-head .more:hover{color:var(--brand-500)}
  .rank-list{margin-top:6px}
  .rank-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
  .rank-item:last-child{border-bottom:0;padding-bottom:2px}
  .rank-no{
    flex:0 0 auto;width:30px;height:30px;border-radius:12px;background:var(--surface-2);
    color:var(--brand-600);display:grid;place-items:center;font-size:13px;font-weight:700;
    font-variant-numeric:tabular-nums;
  }
  .rank-list .rank-item:first-child .rank-no{background-image:var(--grad-brand);color:#fff}
  .rank-main{min-width:0}
  .rank-title{font-size:15px;font-weight:600;line-height:1.5;color:var(--ink-900);margin:0 0 4px}
  .rank-item:hover .rank-title{color:var(--brand-600)}
  .rank-desc{
    font-size:13px;line-height:1.65;color:var(--ink-500);margin:0;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }
  .rank-time{font-size:12px;color:var(--ink-300);margin-top:6px;display:block;font-variant-numeric:tabular-nums}

  /* ============ Stat bar ============ */
  .stat-bar{
    background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:22px;box-shadow:var(--sh-card);
    display:grid;grid-template-columns:repeat(2,1fr);gap:20px 16px;
  }
  @media (min-width:768px){ .stat-bar{grid-template-columns:repeat(4,1fr);padding:26px 28px} }
  .stat{display:flex;flex-direction:column;gap:6px;padding-left:14px;border-left:3px solid var(--brand-50)}
  .stat:nth-child(2){border-left-color:#E8E3FF}
  .stat:nth-child(3){border-left-color:#FFF1D6}
  .stat:nth-child(4){border-left-color:#D8F7F1}
  .stat-label{font-size:13px;color:var(--ink-500)}
  .stat-value{display:flex;align-items:baseline;gap:4px}
  .stat-value b{font-size:26px;line-height:1.1;font-weight:700;color:var(--ink-900);font-variant-numeric:tabular-nums}
  .stat-value i{font-style:normal;font-size:12px;color:var(--ink-500)}

  /* ============ Timeline ============ */
  .timeline{display:grid;gap:18px;position:relative}
  @media (min-width:768px){
    .timeline{grid-template-columns:repeat(4,1fr);gap:20px}
    .timeline::before{
      content:"";position:absolute;left:0;right:0;top:34px;height:2px;border-radius:2px;
      background-image:var(--grad-brand);opacity:.22;
    }
  }
  .tl-item{
    position:relative;background:var(--surface);border:1px solid var(--line);
    border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-card);
    transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  }
  .tl-item:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
  .tl-no{
    width:34px;height:34px;border-radius:12px;background:var(--brand-50);color:var(--brand-600);
    display:grid;place-items:center;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
    margin-bottom:12px;position:relative;z-index:2;
  }
  .tl-item h3{font-size:17px;line-height:1.5;margin-bottom:6px}
  .tl-item p{font-size:14px;line-height:1.7;color:var(--ink-500);margin:0}

  /* ============ Reco cards ============ */
  .reco-grid{display:grid;gap:20px}
  @media (min-width:768px){ .reco-grid{grid-template-columns:repeat(3,1fr)} }
  .mini-card{
    display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
    border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-card);
    transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  }
  .mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
  .mini-media{position:relative;aspect-ratio:16/10;background:var(--surface-2);overflow:hidden;box-shadow:inset 0 0 0 1px var(--line)}
  .mini-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
  .mini-card:hover .mini-media img{transform:scale(1.03)}
  .mini-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px}
  .mini-body h3{font-size:16px;line-height:1.5;font-weight:600}
  .mini-card:hover .mini-body h3{color:var(--brand-600)}
  .mini-time{font-size:13px;color:var(--ink-300);font-variant-numeric:tabular-nums}
  .back-home{display:flex;justify-content:center;margin-top:34px}

  /* ============ Footer ============ */
  .site-footer{background:linear-gradient(180deg,var(--ink-900) 0%,#2A1633 100%);color:rgba(255,255,255,.74);margin-top:8px}
  .footer-top{
    display:grid;gap:32px;padding:52px 0 40px;
    grid-template-columns:1fr;
  }
  @media (min-width:640px){ .footer-top{grid-template-columns:repeat(2,1fr)} }
  @media (min-width:1024px){ .footer-top{grid-template-columns:1.6fr 1fr 1fr 1fr;padding:64px 0 48px} }
  .footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:12px}
  .footer-brand .logo-mark{width:34px;height:34px;border-radius:12px}
  .footer-note{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:360px;margin:0}
  .footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;font-weight:600}
  .footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.66);padding:5px 0}
  .footer-col a:hover{color:var(--brand-500)}
  .footer-line{height:2px;border-radius:2px;background-image:var(--grad-brand);opacity:.85}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
    padding:22px 0 30px;font-size:13px;color:rgba(255,255,255,.52);
  }
  .footer-bottom a{color:rgba(255,255,255,.72)}
  .footer-bottom a:hover{color:var(--brand-500)}

  /* ============ Mobile drawer & tabbar ============ */
  .mobile-drawer{
    position:fixed;inset:0;z-index:80;background:rgba(23,18,31,.5);
    opacity:0;pointer-events:none;transition:opacity .25s var(--ease);
  }
  .mobile-drawer.is-open{opacity:1;pointer-events:auto}
  .drawer-panel{
    position:absolute;left:0;right:0;top:0;background:#fff;
    border-radius:0 0 var(--r-lg) var(--r-lg);padding:20px 20px 24px;
    transform:translateY(-102%);transition:transform .28s var(--ease);
    max-height:88vh;overflow-y:auto;
  }
  .mobile-drawer.is-open .drawer-panel{transform:translateY(0)}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
  .drawer-close{
    width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--line);
    display:grid;place-items:center;color:var(--ink-700);background:#fff;
  }
  .drawer-link{display:block;padding:15px 2px;font-size:16px;color:var(--ink-700);border-bottom:1px solid var(--line)}
  .drawer-link.is-active{color:var(--brand-600);font-weight:600}
  .drawer-cta{margin-top:20px;width:100%}
  @media (min-width:1024px){ .mobile-drawer{display:none} }

  .mobile-tabbar{
    position:fixed;left:0;right:0;bottom:0;z-index:70;
    display:grid;grid-template-columns:repeat(5,1fr);height:56px;
    padding-bottom:env(safe-area-inset-bottom);
    background:rgba(255,255,255,.97);
    -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
    border-top:1px solid var(--line);
  }
  @media (min-width:1024px){ .mobile-tabbar{display:none} }
  .mtab{
    position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;
    gap:3px;font-size:11px;color:var(--ink-300);transition:color .2s var(--ease);
  }
  .mtab svg{width:22px;height:22px}
  .mtab.is-active{color:var(--brand-500)}
  .mtab.is-active::before{
    content:"";position:absolute;top:5px;width:18px;height:3px;border-radius:var(--r-pill);
    background:var(--brand-500);
  }

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{transition:none !important;animation:none !important}
    .ticket:hover,.mini-card:hover,.tl-item:hover{transform:none}
    .ticket:hover .ticket-media img,.mini-card:hover .mini-media img{transform:none}
  }