/* roulang page: index */
:root{
  --orange:#FF5A1F;
  --magenta:#FF2E88;
  --mint:#14E0A0;
  --ink:#14101F;
  --ink-2:#241C36;
  --paper:#FFF8F2;
  --paper-2:#F3EDE6;
  --line:#E7DDD3;
  --text:#4A4458;
  --muted:#7A7288;
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --sh-1:0 1px 2px rgba(20,16,31,.06), 0 6px 20px rgba(20,16,31,.06);
  --sh-2:0 10px 28px rgba(255,90,31,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei UI","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px}
.container-narrow{max-width:1180px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,248,242,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .25s var(--ease)}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,16,31,.08)}
.nav-wrap{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink);flex:none}
.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--orange),var(--magenta));box-shadow:0 6px 16px rgba(255,90,31,.3);flex:none}
.brand-mark svg{width:18px;height:18px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links a{padding:8px 13px;border-radius:10px;font-size:15px;color:var(--text);transition:color .2s var(--ease),background .2s var(--ease);white-space:nowrap}
.nav-links a:hover{color:var(--orange);background:rgba(255,90,31,.08)}
.nav-links a.active{color:var(--orange);font-weight:600;background:rgba(255,90,31,.1)}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{display:flex;align-items:center;gap:8px;width:248px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-input);background:#fff;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.nav-search:focus-within{border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.18)}
.nav-search svg{width:16px;height:16px;color:var(--muted);flex:none}
.nav-search input{width:100%;border:0;outline:0;background:transparent;font-size:14px;color:var(--ink)}
.nav-search input::placeholder{color:#A79FB0}
.link-login{font-size:15px;color:var(--text);padding:8px 6px;transition:color .2s}
.link-login:hover{color:var(--orange)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;align-items:center;justify-content:center;cursor:pointer;color:var(--ink)}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--paper);padding:16px 32px 24px}
.mobile-drawer.open{display:block}
.mobile-drawer a{display:block;padding:12px 4px;font-size:16px;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-drawer a.active{color:var(--orange);font-weight:600}
.mobile-drawer .drawer-cta{margin-top:16px;width:100%}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 24px;border-radius:999px;font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--orange),var(--magenta));color:#fff;box-shadow:0 6px 20px rgba(255,90,31,.24)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(255,90,31,.34)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink);border-radius:10px}
.btn-outline:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-1px)}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--ink),var(--ink-2));color:#fff}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center right;opacity:.42}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(20,16,31,.97) 0%,rgba(20,16,31,.88) 42%,rgba(20,16,31,.42) 78%,rgba(20,16,31,.62) 100%)}
.hero-grid{position:absolute;inset:0;opacity:.06;background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);background-size:24px 24px}
.hero-inner{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:center;min-height:560px;padding:92px 0 84px;max-width:660px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;width:fit-content;padding:6px 14px;border-radius:999px;border:1px solid rgba(20,224,160,.5);background:rgba(20,224,160,.09);color:#7CF0CB;font-size:13px}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--mint);display:inline-block}
.hero-title{margin:20px 0 0;font-size:clamp(34px,4.2vw,56px);font-weight:800;letter-spacing:-.02em;line-height:1.16;color:#fff}
.hero-sub{margin:18px 0 0;max-width:520px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.78)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:flex;flex-wrap:wrap;margin-top:46px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14);gap:0}
.stat{padding-right:34px;margin-right:34px;border-right:1px solid rgba(255,255,255,.14)}
.stat:last-child{border-right:0;margin-right:0;padding-right:0}
.stat-num{font-size:28px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;line-height:1.2}
.stat-num em{font-style:normal;font-size:16px;font-weight:600;color:rgba(255,255,255,.6);margin-left:2px}
.stat-label{margin-top:4px;font-size:13px;color:rgba(255,255,255,.62)}

/* ---------- section ---------- */
.section{padding:92px 0}
.section-alt{background:var(--paper-2)}
.section-dark{background:var(--ink);color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-title{position:relative;padding-left:16px;font-size:clamp(24px,2.6vw,32px);font-weight:700;letter-spacing:-.01em;color:var(--ink);line-height:1.28}
.section-dark .section-title{color:#fff}
.section-title::before{content:"";position:absolute;left:0;top:.2em;width:4px;height:1.05em;border-radius:2px;background:linear-gradient(180deg,var(--orange),var(--magenta))}
.section-desc{margin-top:10px;padding-left:16px;font-size:15px;color:var(--muted);max-width:640px}
.section-dark .section-desc{color:rgba(255,255,255,.66)}
.more-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--orange);padding:8px 0}
.more-link span{transition:transform .22s var(--ease)}
.more-link:hover span{transform:translateX(4px)}

/* ---------- tiles ---------- */
.tile-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.tile{position:relative;display:flex;flex-direction:column;justify-content:space-between;gap:18px;min-height:176px;padding:24px;border-radius:var(--r-card);background:#fff;border:1px solid var(--line);overflow:hidden;transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease)}
.tile:hover{transform:translateY(-3px);border-color:var(--orange);box-shadow:var(--sh-2)}
.tile-sm{grid-column:span 3}
.tile-feature{grid-column:span 6;min-height:248px;border:0;color:#fff;background:linear-gradient(160deg,var(--ink-2),var(--ink));justify-content:flex-end}
.tile-feature img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4;transition:transform .26s var(--ease)}
.tile-feature:hover img{transform:scale(1.03)}
.tile-feature::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,31,.25),rgba(20,16,31,.9))}
.tile-feature .tile-top,.tile-feature .tile-bottom{position:relative;z-index:2}
.tile-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(255,90,31,.1);color:var(--orange);transition:background .24s var(--ease),color .24s var(--ease)}
.tile:hover .tile-icon{background:rgba(255,90,31,.16)}
.tile-icon svg{width:22px;height:22px}
.tile h3{font-size:19px;font-weight:700;color:var(--ink);line-height:1.4}
.tile-feature h3{color:#fff;font-size:22px}
.tile p{margin-top:8px;font-size:14px;line-height:1.7;color:var(--muted)}
.tile-feature p{color:rgba(255,255,255,.75)}
.tile-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px}
.tile-count{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.tile-feature .tile-count{color:rgba(255,255,255,.7)}
.tile-arrow{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line);color:var(--ink);transition:.24s var(--ease)}
.tile:hover .tile-arrow{background:var(--orange);border-color:var(--orange);color:#fff}
.tile-feature .tile-arrow{border-color:rgba(255,255,255,.4);color:#fff}
.tile-arrow svg{width:16px;height:16px}

/* ---------- cards ---------- */
.picks{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(255,90,31,.5)}
.card-8{grid-column:span 8}
.card-4{grid-column:span 4}
.card-6{grid-column:span 6}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.card-8 .card-media{aspect-ratio:16/8}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.badge-mint{position:absolute;top:12px;left:12px;padding:4px 10px;border-radius:999px;background:rgba(20,224,160,.9);color:#083F2C;font-size:12px;font-weight:600}
.badge-flag{position:absolute;top:12px;right:12px;padding:4px 10px;border-radius:999px;background:rgba(20,16,31,.62);color:#fff;font-size:12px;backdrop-filter:blur(4px)}
.card-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 20px;flex:1}
.card h3{font-size:18px;font-weight:700;line-height:1.45;color:var(--ink)}
.card p{font-size:14px;line-height:1.7;color:var(--muted)}
.card-meta{margin-top:auto;display:flex;align-items:center;gap:14px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-text{justify-content:space-between;gap:16px;padding:26px;color:#fff;background:linear-gradient(160deg,var(--ink-2),var(--ink));border:0}
.card-text:hover{border-color:transparent;box-shadow:0 10px 28px rgba(20,16,31,.28)}
.card-text h3{color:#fff;font-size:20px}
.card-text p{color:rgba(255,255,255,.72)}
.rank-num{font-size:42px;font-weight:800;line-height:1;color:var(--magenta);font-variant-numeric:tabular-nums}
.card-text .more-link{color:#FFB08A}

/* ---------- news list ---------- */
.news-grid{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start}
.news-list{border-top:1px solid var(--line)}
.news-row{display:flex;gap:18px;padding:18px 12px;border-bottom:1px solid var(--line);border-radius:12px;transition:background .2s var(--ease)}
.news-row:hover{background:var(--paper-2)}
.news-thumb{flex:none;width:136px;height:86px;border-radius:12px;overflow:hidden;background:var(--paper-2)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{min-width:0;flex:1}
.news-title{font-size:16.5px;font-weight:600;line-height:1.5;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .2s var(--ease)}
.news-row:hover .news-title{color:var(--orange)}
.news-desc{margin-top:6px;font-size:13.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-meta{display:flex;align-items:center;gap:10px;margin-top:10px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.chip{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;background:rgba(20,224,160,.16);color:#0B6B4C;font-size:12px;font-weight:600}
.side-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.side-panel + .side-panel{margin-top:20px}
.side-title{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:8px}
.rank-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.rank-item:last-child{border-bottom:0}
.rank-no{flex:none;width:26px;font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--muted);line-height:1.5}
.rank-no.n1{color:var(--magenta)}
.rank-no.n2{color:var(--orange)}
.rank-no.n3{color:#0B9E72}
.rank-text{font-size:14px;line-height:1.6;color:var(--text)}
.rank-item:hover .rank-text{color:var(--orange)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.tag{padding:6px 13px;border-radius:999px;background:var(--paper-2);border:1px solid transparent;font-size:13px;color:var(--text);transition:.2s var(--ease)}
.tag:hover{border-color:var(--orange);color:var(--orange);background:rgba(255,90,31,.08)}
.empty-state{display:flex;flex-direction:column;align-items:center;gap:14px;padding:56px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-card);background:#fff}
.empty-state svg{width:40px;height:40px;color:var(--muted)}
.empty-state p{font-size:15px;color:var(--muted)}

/* ---------- reco ---------- */
.reco-scroll{display:flex;gap:20px;overflow-x:auto;padding:4px 4px 18px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.reco-scroll::-webkit-scrollbar{height:6px}
.reco-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
.reco-card{flex:0 0 288px;scroll-snap-align:start;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.reco-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.reco-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.reco-card .reco-body{padding:16px 18px 18px}
.reco-card h3{font-size:16px;font-weight:600;line-height:1.5;color:var(--ink)}
.reco-card span{display:block;margin-top:10px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- cta ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:24px;background:linear-gradient(160deg,var(--ink),var(--ink-2));color:#fff;padding:52px;display:flex;align-items:center;justify-content:space-between;gap:36px}
.cta-band::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.045) 0 2px,transparent 2px 10px);opacity:.7}
.cta-band::after{content:"";position:absolute;right:-90px;top:-90px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,rgba(255,46,136,.32),transparent 68%)}
.cta-copy{position:relative;z-index:2;max-width:560px}
.cta-copy h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;letter-spacing:-.01em}
.cta-copy p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.72)}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;flex:none}
.subscribe{position:relative;z-index:2;display:flex;gap:12px;margin-top:26px;max-width:520px}
.subscribe input{flex:1;min-width:0;height:48px;padding:0 16px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.08);color:#fff;font-size:15px;outline:0;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.subscribe input::placeholder{color:rgba(255,255,255,.5)}
.subscribe input:focus{border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.22)}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{display:flex;align-items:center;gap:14px;padding:22px 4px;cursor:pointer;list-style:none;font-size:16px;font-weight:600;color:var(--ink)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-no{flex:none;font-size:12px;font-weight:800;color:var(--orange);font-variant-numeric:tabular-nums}
.faq-icon{margin-left:auto;flex:none;width:22px;height:22px;color:var(--muted);transition:transform .22s var(--ease)}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--orange)}
.faq-answer{padding:0 0 24px 42px;font-size:15px;line-height:1.85;color:var(--muted);border-left:3px solid var(--orange);margin-left:4px;padding-left:20px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#fff;padding-top:72px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.f-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff}
.f-brand .brand-mark{box-shadow:none}
.f-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);max-width:320px}
.f-social{display:flex;gap:10px;margin-top:20px}
.f-social a{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.7);transition:.2s var(--ease)}
.f-social a:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.f-social svg{width:18px;height:18px}
.f-col h4{font-size:14px;font-weight:600;color:rgba(255,255,255,.9);margin-bottom:16px}
.f-col a{display:block;padding:5px 0;font-size:14px;color:rgba(255,255,255,.6);transition:color .2s var(--ease),transform .2s var(--ease)}
.f-col a:hover{color:var(--orange);transform:translateX(2px)}
.f-time{margin-top:14px;font-size:13px;color:rgba(255,255,255,.45);font-variant-numeric:tabular-nums}
.footer-bottom{margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--orange)}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav-search{width:200px}
  .nav-links a{padding:8px 10px;font-size:14.5px}
}
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-links,.nav-search,.link-login{display:none}
  .nav-toggle{display:flex}
  .mobile-drawer{padding:12px 24px 22px}
  .section{padding:64px 0}
  .hero-inner{min-height:auto;padding:72px 0 64px}
  .tile-sm{grid-column:span 6}
  .card-8,.card-4,.card-6{grid-column:span 12}
  .news-grid{grid-template-columns:1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid .f-brand-col{grid-column:span 2}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:52px 0}
  .nav-wrap{height:56px;gap:12px}
  .brand{font-size:16px}
  .hero-inner{padding:56px 0 52px}
  .hero-sub{font-size:15.5px}
  .hero-stats{gap:20px}
  .stat{padding-right:0;margin-right:0;border-right:0;flex:1 1 40%}
  .tile-sm,.tile-feature{grid-column:span 12}
  .tile-feature{min-height:200px}
  .news-row{flex-direction:column;gap:12px;padding:16px 8px}
  .news-thumb{width:100%;height:160px}
  .news-title,.news-desc{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
  .cta-band{padding:32px 22px;border-radius:18px}
  .cta-actions{width:100%;flex-direction:column}
  .cta-actions .btn{width:100%}
  .subscribe{flex-direction:column}
  .subscribe .btn{width:100%}
  .faq-answer{padding-left:16px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid .f-brand-col{grid-column:span 1}
  .reco-card{flex:0 0 78%}
  .section-head{margin-bottom:24px}
}
@media (max-width:520px){
  .hero-title{font-size:30px}
  .stat-num{font-size:24px}
}

/* roulang page: category1 */
:root{
  --primary:#FF5A1F;
  --primary-dark:#E24A12;
  --magenta:#FF2E88;
  --mint:#14E0A0;
  --ink:#14101F;
  --ink-2:#241C36;
  --bg:#FFF8F2;
  --surface:#FFFFFF;
  --soft:#F3EDE6;
  --line:#E7DDD3;
  --text:#4A4458;
  --muted:#7A7288;
  --radius-card:16px;
  --radius-img:14px;
  --radius-input:12px;
  --shadow-1:0 1px 2px rgba(20,16,31,.06),0 6px 20px rgba(20,16,31,.06);
  --shadow-2:0 10px 28px rgba(255,90,31,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei UI","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,242,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(20,16,31,.09)}
.header-inner{display:flex;align-items:center;gap:16px;height:56px}
@media(min-width:1024px){.header-inner{height:64px;gap:24px}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--magenta));
  box-shadow:0 4px 12px rgba(255,90,31,.28);
}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-weight:800;font-size:16px;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
@media(min-width:1024px){.brand-text{font-size:17px}}
.nav-links{display:none}
@media(min-width:1024px){
  .nav-links{display:flex;align-items:center;gap:4px;margin-left:8px}
  .nav-links a{
    position:relative;padding:10px 12px;border-radius:10px;
    font-size:15px;color:var(--text);font-weight:500;
    transition:color .2s var(--ease),background .2s var(--ease);
  }
  .nav-links a:hover{color:var(--primary);background:rgba(255,90,31,.08)}
  .nav-links a.active{color:var(--primary);font-weight:700}
  .nav-links a.active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
    border-radius:2px;background:var(--primary);
  }
}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.search-box{display:none}
@media(min-width:1024px){
  .search-box{
    display:flex;align-items:center;gap:8px;
    width:240px;height:40px;padding:0 12px;
    background:var(--surface);border:1px solid var(--line);border-radius:999px;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(255,90,31,.18)}
  .search-box svg{width:16px;height:16px;color:var(--muted);flex-shrink:0}
  .search-box input{border:0;outline:0;background:transparent;width:100%;font-size:14px;color:var(--ink)}
}
.login-link{display:none;font-size:15px;color:var(--text);padding:10px 6px;transition:color .2s var(--ease)}
.login-link:hover{color:var(--primary)}
@media(min-width:640px){.login-link{display:inline-block}}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:0 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--primary),var(--magenta));
  color:#fff;font-size:14px;font-weight:700;white-space:nowrap;
  box-shadow:0 4px 14px rgba(255,90,31,.26);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-cta:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(255,90,31,.34)}
.btn-cta:active{transform:translateY(0)}
.menu-toggle{
  display:grid;place-items:center;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);background:var(--surface);
}
.menu-toggle svg{width:20px;height:20px;color:var(--ink)}
@media(min-width:1024px){.menu-toggle{display:none}}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--surface);padding:12px 16px 20px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:12px 10px;border-radius:10px;font-size:16px;color:var(--text);
}
.mobile-drawer a.active{color:var(--primary);font-weight:700;background:rgba(255,90,31,.08)}
.mobile-drawer .drawer-cta{
  margin-top:10px;display:flex;align-items:center;justify-content:center;
  min-height:46px;border-radius:999px;color:#fff;font-weight:700;
  background:linear-gradient(135deg,var(--primary),var(--magenta));
}
@media(min-width:1024px){.mobile-drawer{display:none !important}}

/* ===== 通用板块 ===== */
.section{padding:48px 0}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:92px 0}}
.section-soft{background:var(--soft)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-title{position:relative;padding-left:14px;font-size:24px;font-weight:700;letter-spacing:-.01em}
@media(min-width:768px){.section-title{font-size:30px}}
.section-title::before{
  content:"";position:absolute;left:0;top:.32em;width:4px;height:20px;border-radius:3px;
  background:var(--primary);
}
.section-sub{margin-top:8px;font-size:14px;color:var(--muted)}
.more-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);
  white-space:nowrap;
}
.more-link svg{width:16px;height:16px;transition:transform .22s var(--ease)}
.more-link:hover svg{transform:translateX(4px)}

/* ===== 页面导览条 ===== */
.page-head{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFF8F2 0%,#F7EFE7 100%);
  border-bottom:1px solid var(--line);
  padding:28px 0 40px;
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(20,16,31,.06) 1px,transparent 1px);
  background-size:24px 24px;opacity:.7;
}
.page-head .container{position:relative;z-index:1}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.crumb a{color:var(--muted);transition:color .2s var(--ease)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{opacity:.5}
.crumb .now{color:var(--primary);font-weight:600}
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--text);margin-bottom:14px}
.back-link svg{width:16px;height:16px;transition:transform .2s var(--ease)}
.back-link:hover{color:var(--primary)}
.back-link:hover svg{transform:translateX(-4px)}
.page-title{
  font-size:clamp(30px,4.2vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.18;
  max-width:900px;
}
.page-title .hl{
  background:linear-gradient(135deg,var(--primary),var(--magenta));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-desc{margin-top:16px;max-width:720px;font-size:16px;color:var(--text)}
.anchor-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.anchor-pills a{
  display:inline-flex;align-items:center;min-height:38px;padding:0 16px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--text);
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.anchor-pills a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}

/* 实时状态条 */
.status-bar{
  margin-top:28px;display:grid;gap:1px;overflow:hidden;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius-card);
  grid-template-columns:1fr;
}
@media(min-width:640px){.status-bar{grid-template-columns:repeat(3,1fr)}}
.status-item{background:var(--surface);padding:18px 20px;display:flex;flex-direction:column;gap:4px}
.status-num{font-size:26px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.status-label{font-size:13px;color:var(--muted)}
.status-live{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;
  color:#0B7F5C;background:rgba(20,224,160,.16);border:1px solid rgba(20,224,160,.45);
  padding:3px 10px;border-radius:999px;width:fit-content;
}
.status-live .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.8)}}

/* ===== 卡片 ===== */
.grid-2{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:768px){.grid-2{grid-template-columns:repeat(2,1fr);gap:24px}}
.big-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.big-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(255,90,31,.5)}
.big-card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft)}
.big-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.big-card:hover .big-card-media img{transform:scale(1.03)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(20,224,160,.16);color:#0B7F5C;border:1px solid rgba(20,224,160,.4);
}
.badge-overlay{position:absolute;left:14px;top:14px}
.badge-warm{background:rgba(255,90,31,.14);color:#B33C0B;border-color:rgba(255,90,31,.36)}
.badge-plain{background:var(--soft);color:var(--muted);border-color:var(--line)}
.big-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.big-card-body h3{font-size:20px;font-weight:700;letter-spacing:-.01em}
@media(min-width:1024px){.big-card-body h3{font-size:22px}}
.big-card-body p{font-size:15px;color:var(--muted);line-height:1.7}
.meta-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:auto;padding-top:8px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.meta-row .mint{color:#0B7F5C;font-weight:600}

/* ===== 双列说明 ===== */
.two-col{display:grid;gap:24px;grid-template-columns:1fr}
@media(min-width:900px){.two-col{grid-template-columns:repeat(2,1fr);gap:40px}}
.prose-block p+p{margin-top:16px}
.prose-block p{font-size:16px;line-height:1.85;color:var(--text)}
.prose-block h3{font-size:20px;margin-bottom:12px}
.note-box{
  background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--primary);
  border-radius:12px;padding:18px 20px;font-size:15px;color:var(--text);
}
.note-box strong{color:var(--ink)}

/* ===== 编号要点 ===== */
.point-list{display:grid;gap:14px}
.point-item{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px 22px;
  transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.point-item:hover{border-color:rgba(255,90,31,.5);transform:translateX(4px);box-shadow:var(--shadow-1)}
.point-num{
  flex-shrink:0;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
  background:rgba(255,90,31,.12);color:var(--primary-dark);
}
.point-item:nth-child(2) .point-num{background:rgba(255,46,136,.12);color:#C01663}
.point-item:nth-child(3) .point-num{background:rgba(20,224,160,.16);color:#0B7F5C}
.point-item h3{font-size:17px;font-weight:700;margin-bottom:6px}
.point-item p{font-size:15px;color:var(--muted);line-height:1.7}

/* ===== 相关推荐 ===== */
.reco-scroll{
  display:grid;grid-auto-flow:column;grid-auto-columns:78%;gap:16px;
  overflow-x:auto;padding:4px 4px 16px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.reco-scroll::-webkit-scrollbar{height:6px}
.reco-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px}
@media(min-width:768px){
  .reco-scroll{grid-auto-flow:row;grid-auto-columns:auto;grid-template-columns:repeat(3,1fr);overflow:visible;padding:0}
}
.reco-card{
  scroll-snap-align:start;overflow:hidden;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.reco-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.reco-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.reco-card-body{padding:16px 18px 18px}
.reco-card-body h3{font-size:16px;font-weight:700;line-height:1.5}
.reco-card-body .meta-row{padding-top:10px}

/* ===== CTA 深色段 ===== */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(180deg,var(--ink) 0%,var(--ink-2) 100%);
  border-radius:20px;padding:36px 24px;
}
@media(min-width:900px){.cta-band{padding:48px 56px}}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 1px,transparent 1px 22px);
}
.cta-inner{position:relative;z-index:1;display:grid;gap:24px}
@media(min-width:900px){.cta-inner{grid-template-columns:1.4fr 1fr;align-items:center}}
.cta-band h2{color:#fff;font-size:26px;font-weight:800;letter-spacing:-.01em}
@media(min-width:1024px){.cta-band h2{font-size:32px}}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.72)}
.cta-btns{display:flex;flex-direction:column;gap:12px}
@media(min-width:640px){.cta-btns{flex-direction:row}}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:999px;
  background:linear-gradient(135deg,var(--primary),var(--magenta));
  color:#fff;font-size:15px;font-weight:700;white-space:nowrap;
  box-shadow:0 8px 22px rgba(255,90,31,.32);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,90,31,.42)}
.btn-primary svg{width:18px;height:18px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:10px;
  border:1px solid rgba(255,255,255,.4);color:#fff;font-size:15px;font-weight:600;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.75)}
.btn-ghost svg{width:18px;height:18px}

/* ===== FAQ ===== */
.faq-list{border-top:1px solid var(--line);max-width:920px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  display:flex;align-items:center;gap:14px;
  padding:20px 0;cursor:pointer;list-style:none;
  font-size:16px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-num{font-size:12px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;flex-shrink:0}
.faq-q{flex:1}
.faq-plus{
  flex-shrink:0;width:20px;height:20px;position:relative;transition:transform .25s var(--ease);
}
.faq-plus::before,.faq-plus::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-plus::before{width:14px;height:2px}
.faq-plus::after{width:2px;height:14px}
.faq-item[open] .faq-plus{transform:rotate(45deg)}
.faq-answer{padding:0 0 22px 40px;font-size:15px;line-height:1.85;color:var(--muted);border-left:0}
.faq-answer .inner{border-left:3px solid var(--primary);padding-left:14px}

/* ===== 页脚 ===== */
.site-footer{
  position:relative;color:#fff;margin-top:0;
  background:linear-gradient(180deg,var(--ink) 0%,var(--ink-2) 100%);
  padding:56px 0 28px;
}
.site-footer::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.4;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:24px 24px;
}
.site-footer .container{position:relative;z-index:1}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}}
.f-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:#fff}
.f-brand .brand-mark{width:32px;height:32px}
.f-desc{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px}
.f-social{display:flex;gap:10px;margin-top:18px}
.f-social a{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.72);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.f-social a:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px)}
.f-social svg{width:18px;height:18px}
.f-col h4{font-size:14px;font-weight:700;color:rgba(255,255,255,.9);margin-bottom:14px}
.f-col a{
  display:block;font-size:14px;color:rgba(255,255,255,.6);padding:5px 0;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.f-col a:hover{color:var(--primary);transform:translateX(2px)}
.f-time{font-size:13px;color:rgba(255,255,255,.42);margin-top:12px}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.68);transition:color .2s var(--ease)}
.footer-bottom a:hover{color:var(--primary)}

/* roulang page: article */
:root{
  --orange:#FF5A1F;
  --orange-soft:rgba(255,90,31,.12);
  --magenta:#FF2E88;
  --mint:#14E0A0;
  --mint-soft:rgba(20,224,160,.12);
  --mint-deep:#0B7A58;
  --ink:#14101F;
  --ink-2:#241C36;
  --bg:#FFF8F2;
  --card:#F3EDE6;
  --line:#E7DDD3;
  --text:#4A4458;
  --muted:#7A7288;
  --radius-card:16px;
  --radius-img:14px;
  --shadow-1:0 1px 2px rgba(20,16,31,.06),0 6px 20px rgba(20,16,31,.06);
  --shadow-2:0 10px 28px rgba(255,90,31,.16);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei UI","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
.container-narrow{width:100%;max-width:1180px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container,.container-narrow{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}.container-narrow{padding:0 32px}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,242,.94);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.scrolled{box-shadow:0 6px 20px rgba(20,16,31,.12)}
.nav-inner{display:flex;align-items:center;gap:18px;height:56px}
@media(min-width:1024px){.nav-inner{height:64px}}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.brand-mark{
  width:34px;height:34px;border-radius:11px;flex:0 0 auto;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--orange),var(--magenta));
  box-shadow:0 4px 12px rgba(255,90,31,.28);
}
.brand-mark svg{width:19px;height:19px}
.nav-links{display:none}
@media(min-width:1024px){
  .nav-links{display:flex;align-items:center;gap:26px;margin-left:8px}
  .nav-links a{position:relative;font-size:15px;color:var(--text);padding:8px 0;transition:color .2s var(--ease);white-space:nowrap}
  .nav-links a:hover{color:var(--orange)}
  .nav-links a.active{color:var(--orange);font-weight:700;background:var(--orange-soft);border-radius:999px;padding:8px 14px}
  .nav-links a.active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--orange)}
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.search-box{
  display:none;
  align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:7px 14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box svg{width:16px;height:16px;color:var(--muted);flex:0 0 auto}
.search-box input{border:0;background:transparent;outline:none;width:150px;font-size:14px;color:var(--ink)}
.search-box input::placeholder{color:var(--muted)}
.search-box:focus-within{border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.18)}
@media(min-width:1024px){.search-box{display:flex}}
.link-login{display:none;font-size:15px;color:var(--text);padding:10px 6px;transition:color .2s var(--ease)}
.link-login:hover{color:var(--orange)}
@media(min-width:1024px){.link-login{display:inline-block}}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 22px;
  border:0;border-radius:999px;cursor:pointer;
  background:linear-gradient(135deg,var(--orange),var(--magenta));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.01em;
  box-shadow:0 6px 18px rgba(255,46,136,.22);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 26px rgba(255,90,31,.32)}
.btn-primary:active{transform:translateY(0);filter:saturate(1.1)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 20px;border-radius:10px;cursor:pointer;
  background:transparent;border:1px solid var(--line);color:var(--ink);
  font-size:15px;font-weight:600;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange);background:var(--orange-soft)}
.btn-line-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:10px 20px;border-radius:10px;cursor:pointer;
  background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;
  font-size:15px;font-weight:600;
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-line-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);transform:translateY(-1px)}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px}
.menu-toggle{
  width:44px;height:44px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);border-radius:12px;cursor:pointer;color:var(--ink);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.menu-toggle:hover{border-color:var(--orange);color:var(--orange)}
.menu-toggle svg{width:20px;height:20px}
@media(min-width:1024px){.menu-toggle{display:none}}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--bg);
  padding:14px 0 20px;
}
.mobile-drawer.open{display:block}
.mobile-drawer a{
  display:block;padding:12px 4px;font-size:16px;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:hover{color:var(--orange)}
.mobile-drawer .drawer-cta{margin-top:16px;border-bottom:0;padding:0}
.mobile-drawer .drawer-cta .btn-primary{width:100%}
@media(min-width:1024px){.mobile-drawer{display:none !important}}

/* ============ 文章头图区 ============ */
.article-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--ink),var(--ink-2));
  padding:26px 0 44px;
}
.hero-bg{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;opacity:.42;
}
.hero-veil{
  position:absolute;inset:0;
  background:
    linear-gradient(105deg,rgba(20,16,31,.94) 0%,rgba(20,16,31,.82) 48%,rgba(20,16,31,.52) 100%),
    repeating-linear-gradient(115deg,rgba(255,255,255,.045) 0 2px,transparent 2px 26px);
}
.hero-inner{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px;
}
.breadcrumb a{color:rgba(255,255,255,.72);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb .sep{color:rgba(255,255,255,.32)}
.breadcrumb .current{color:var(--orange);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{
  font-size:clamp(26px,3.6vw,42px);
  font-weight:800;letter-spacing:-.02em;line-height:1.3;
  color:#fff;margin:0 0 18px;max-width:880px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;font-size:13px;color:rgba(255,255,255,.62)}
.badge-mint{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  background:var(--mint-soft);color:var(--mint);
  border:1px solid rgba(20,224,160,.4);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-plain{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:999px;
  background:rgba(255,255,255,.1);color:#fff;
  border:1px solid rgba(255,255,255,.2);
  font-size:12px;font-weight:600;
}
.meta-num{font-variant-numeric:tabular-nums}

/* ============ 正文布局 ============ */
.article-wrap{padding:48px 0 56px}
@media(min-width:1024px){.article-wrap{padding:72px 0 88px}}
.article-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:1024px){.article-grid{grid-template-columns:minmax(0,1fr) 248px;gap:48px}}
.article-main{min-width:0}
.article-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:22px 18px;
}
@media(min-width:768px){.article-card{padding:32px 36px}}
.article-body{font-size:17px;line-height:1.9;color:var(--text);word-wrap:break-word}
.article-body img{border-radius:var(--radius-img);margin:1.6em auto}
.article-body figure{margin:1.8em 0}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-body a{color:var(--orange);text-decoration:underline;text-underline-offset:3px}
.article-body h2{
  position:relative;font-size:24px;font-weight:700;color:var(--ink);
  line-height:1.45;margin:2.1em 0 .8em;padding-left:16px;
}
@media(min-width:768px){.article-body h2{font-size:28px}}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.3em;
  width:4px;height:1.05em;border-radius:2px;background:var(--orange);
}
.article-body h3{font-size:20px;font-weight:700;color:var(--ink);line-height:1.5;margin:1.7em 0 .6em}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:1.5em 0 .5em}
.article-body p{margin:0 0 1.1em}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.35em}
.article-body li{margin:.45em 0;padding-left:2px}
.article-body ul li::marker{color:var(--orange)}
.article-body ol li::marker{color:var(--orange);font-weight:700}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;
  background:var(--card);border-left:4px solid var(--orange);
  border-radius:0 12px 12px 0;color:var(--text);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body code{
  background:var(--ink-2);color:#FFD9C7;
  padding:2px 7px;border-radius:6px;font-size:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.article-body pre{
  background:var(--ink);color:#F3EDE6;
  padding:18px 20px;border-radius:14px;overflow-x:auto;
  font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body pre code{background:transparent;color:inherit;padding:0}
.article-body table{width:100%;font-size:15px;margin:1.6em 0;border-radius:12px;overflow:hidden}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--card);color:var(--ink);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.empty-state{
  text-align:center;padding:56px 20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
}
.empty-state .empty-icon{
  width:60px;height:60px;margin:0 auto 18px;border-radius:18px;
  display:grid;place-items:center;background:var(--card);color:var(--muted);
}
.empty-state .empty-icon svg{width:28px;height:28px}
.empty-state h2{font-size:22px;color:var(--ink);margin:0 0 10px}
.empty-state p{color:var(--muted);margin:0 0 22px;font-size:15px}

/* 目录 */
.toc-col{display:none}
@media(min-width:1024px){.toc-col{display:block}}
.toc{
  position:sticky;top:88px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);
  padding:18px 16px 14px;
}
.toc-title{
  font-size:13px;font-weight:700;color:var(--ink);letter-spacing:.06em;
  margin:0 0 12px;padding-left:10px;position:relative;
}
.toc-title::before{
  content:"";position:absolute;left:0;top:.35em;
  width:3px;height:.9em;border-radius:2px;background:var(--orange);
}
.toc ol{list-style:none;margin:0;padding:0;max-height:60vh;overflow-y:auto}
.toc li a{
  display:block;font-size:14px;color:var(--text);
  padding:7px 10px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.toc li a:hover{background:#FFF1EA;color:var(--orange)}
.toc li a.is-current{border-left-color:var(--orange);background:#FFF6F1;color:var(--orange);font-weight:600}
.toc li.lvl-3 a{padding-left:22px;font-size:13px;color:var(--muted)}
.mobile-toc{
  display:block;margin-bottom:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);overflow:hidden;
}
@media(min-width:1024px){.mobile-toc{display:none}}
.mobile-toc summary{
  list-style:none;cursor:pointer;padding:14px 18px;
  font-size:15px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;
}
.mobile-toc summary::-webkit-details-marker{display:none}
.mobile-toc summary .plus{
  width:20px;height:20px;position:relative;flex:0 0 auto;
  transition:transform .25s var(--ease);
}
.mobile-toc summary .plus::before,
.mobile-toc summary .plus::after{
  content:"";position:absolute;background:var(--orange);border-radius:2px;
}
.mobile-toc summary .plus::before{left:9px;top:3px;width:2px;height:14px}
.mobile-toc summary .plus::after{left:3px;top:9px;width:14px;height:2px}
.mobile-toc[open] summary .plus{transform:rotate(45deg)}
.mobile-toc ol{list-style:none;margin:0;padding:0 18px 16px}
.mobile-toc li a{display:block;padding:8px 0;font-size:14px;color:var(--text);border-bottom:1px solid var(--line)}
.mobile-toc li.lvl-3 a{padding-left:16px;color:var(--muted);font-size:13px}

/* 分享 / 标签栏 */
.share-bar{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
}
.tag-group{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.tag-group .tag-label{font-size:13px;color:var(--muted);margin-right:2px}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  background:var(--card);color:var(--text);font-size:13px;
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.tag:hover{background:var(--orange-soft);color:var(--orange);transform:translateY(-1px)}
.share-actions{display:flex;gap:10px}
.share-btn{
  display:inline-flex;align-items:center;gap:6px;
  min-height:40px;padding:8px 16px;border-radius:10px;
  background:#fff;border:1px solid var(--line);color:var(--ink);
  font-size:14px;font-weight:600;cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.share-btn svg{width:16px;height:16px}
.share-btn:hover{border-color:var(--orange);color:var(--orange);background:var(--orange-soft)}
.share-btn.done{border-color:var(--mint);color:var(--mint-deep);background:var(--mint-soft)}

/* ============ 通用板块 ============ */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:88px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-head h2{
  position:relative;font-size:24px;font-weight:700;color:var(--ink);
  margin:0;padding-left:16px;line-height:1.4;
}
@media(min-width:768px){.section-head h2{font-size:30px}}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.28em;width:4px;height:1.05em;
  border-radius:2px;background:var(--orange);
}
.section-head .more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--orange);white-space:nowrap;
}
.section-head .more svg{width:16px;height:16px;transition:transform .24s var(--ease)}
.section-head .more:hover svg{transform:translateX(4px)}
.section-sub{font-size:15px;color:var(--muted);margin:10px 0 0;max-width:640px}

/* 相关推荐卡 */
.reco-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.reco-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.reco-grid{grid-template-columns:repeat(3,1fr)}}
.reco-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.reco-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(255,90,31,.35)}
.reco-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--card)}
.reco-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.reco-card:hover .reco-thumb img{transform:scale(1.03)}
.reco-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.reco-body h3{font-size:17px;font-weight:700;color:var(--ink);margin:0;line-height:1.5}
.reco-body p{font-size:14px;color:var(--muted);margin:0;line-height:1.7}
.reco-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;
}
.reco-meta .arrow{color:var(--orange);font-weight:700}

/* 深色 CTA */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--ink),var(--ink-2));
  border-radius:20px;padding:36px 24px;
}
@media(min-width:768px){.cta-band{padding:48px 44px}}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.04) 0 2px,transparent 2px 22px);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-direction:column;gap:24px}
@media(min-width:1024px){.cta-inner{flex-direction:row;align-items:center;justify-content:space-between}}
.cta-inner h2{font-size:24px;font-weight:700;color:#fff;margin:0 0 10px;line-height:1.4}
@media(min-width:768px){.cta-inner h2{font-size:30px}}
.cta-inner p{margin:0;font-size:15px;color:rgba(255,255,255,.66);max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px;width:100%}
@media(min-width:640px){.cta-actions{flex-direction:row}}
@media(min-width:1024px){.cta-actions{width:auto;flex:0 0 auto}}
.cta-actions .btn-primary,.cta-actions .btn-line-light{width:100%}
@media(min-width:640px){.cta-actions .btn-primary,.cta-actions .btn-line-light{width:auto}}

/* FAQ */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:12px;
  padding:18px 4px;font-size:16px;font-weight:600;color:var(--ink);
  transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--orange)}
.faq-item .idx{
  font-size:12px;font-weight:700;color:var(--orange);
  font-variant-numeric:tabular-nums;flex:0 0 auto;padding-top:2px;
}
.faq-item .plus{
  margin-left:auto;width:20px;height:20px;position:relative;flex:0 0 auto;
  transition:transform .25s var(--ease);
}
.faq-item .plus::before,
.faq-item .plus::after{content:"";position:absolute;background:var(--orange);border-radius:2px}
.faq-item .plus::before{left:9px;top:3px;width:2px;height:14px}
.faq-item .plus::after{left:3px;top:9px;width:14px;height:2px}
.faq-item[open] .plus{transform:rotate(45deg)}
.faq-answer{
  padding:0 4px 20px 28px;font-size:15px;line-height:1.85;color:var(--muted);
  border-left:3px solid var(--orange);margin-left:2px;
}
.faq-answer p{margin:0 0 10px}
.faq-answer p:last-child{margin-bottom:0}

/* 返回入口 */
.back-band{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);padding:20px 22px;
}
.back-band p{margin:0;font-size:15px;color:var(--muted)}

/* ============ 页脚 ============ */
.site-footer{
  background:linear-gradient(180deg,var(--ink),var(--ink-2));
  color:rgba(255,255,255,.6);
  padding:60px 0 24px;margin-top:40px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}}
.f-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff}
.f-brand .brand-mark{box-shadow:0 4px 12px rgba(255,90,31,.35)}
.f-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);margin:16px 0 20px;max-width:320px}
.f-social{display:flex;gap:10px}
.f-social a{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);color:rgba(255,255,255,.76);
  transition:background .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.f-social a:hover{background:var(--orange);color:#fff;transform:translateY(-2px)}
.f-social svg{width:18px;height:18px}
.f-col h4{font-size:14px;font-weight:700;color:rgba(255,255,255,.9);margin:0 0 16px}
.f-col a{display:block;font-size:14px;color:rgba(255,255,255,.6);padding:6px 0;transition:color .2s var(--ease),transform .2s var(--ease)}
.f-col a:hover{color:var(--orange);transform:translateX(2px)}
.f-time{font-size:13px;color:rgba(255,255,255,.42);margin:10px 0 0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:42px;padding-top:20px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.45);
}
.footer-bottom a{color:rgba(255,255,255,.6);transition:color .2s var(--ease)}
.footer-bottom a:hover{color:var(--orange)}

/* roulang page: category2 */
:root{
  --brand:#FF5A1F;
  --brand-2:#FF2E88;
  --mint:#14E0A0;
  --ink:#14101F;
  --ink-2:#241C36;
  --bg:#FFF8F2;
  --bg-2:#F3EDE6;
  --line:#E7DDD3;
  --text:#241C36;
  --body:#4A4458;
  --muted:#7A7288;
  --r-card:16px;
  --r-img:14px;
  --r-input:12px;
  --shadow-1:0 1px 2px rgba(20,16,31,.06),0 6px 20px rgba(20,16,31,.06);
  --shadow-hover:0 10px 28px rgba(255,90,31,.16);
  --grad-cta:linear-gradient(135deg,#FF5A1F 0%,#FF2E88 100%);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei UI","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--body);
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:.01em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
svg{display:block}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.num,.stat-num,.t-num,.m-meta,.f-time{font-variant-numeric:tabular-nums}
::selection{background:rgba(255,90,31,.22)}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 16px}
@media(min-width:768px){.container{padding:0 24px}}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,242,.94);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.scrolled{box-shadow:0 6px 18px rgba(20,16,31,.06)}
.header-inner{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:rgba(255,90,31,.12);
  display:flex;align-items:center;justify-content:center;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.brand:hover .brand-mark{background:rgba(255,90,31,.2);transform:translateY(-1px)}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.nav-links{display:none;align-items:center;gap:4px;margin-left:8px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 14px;font-size:14.5px;color:var(--body);
  border-radius:999px;transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:var(--brand);background:rgba(255,90,31,.07)}
.nav-links a.active{color:var(--brand);font-weight:700;background:rgba(255,90,31,.1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  width:44px;height:44px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  color:var(--body);border:1px solid transparent;transition:background .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{background:var(--bg-2);color:var(--brand)}
.icon-btn svg{width:19px;height:19px}
.search-wrap{position:relative}
.search-form{
  display:none;position:absolute;right:0;top:52px;width:280px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:0 12px 30px rgba(20,16,31,.12);padding:8px;gap:8px;align-items:center;
}
.search-wrap.open .search-form{display:flex}
.search-form input{
  flex:1;height:40px;border:1px solid var(--line);border-radius:var(--r-input);
  padding:0 12px;font-size:14px;background:#fff;outline:none;min-width:0;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-form input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,31,.18)}
.search-go{
  width:40px;height:40px;flex:0 0 40px;border-radius:var(--r-input);
  background:var(--grad-cta);display:inline-flex;align-items:center;justify-content:center;color:#fff;
}
.search-go svg{width:17px;height:17px}
.login-link{display:none;font-size:14.5px;color:var(--body);padding:0 6px;transition:color .2s var(--ease)}
.login-link:hover{color:var(--brand)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;font-size:15px;font-weight:600;border-radius:999px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 6px 16px rgba(255,46,136,.24)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,31,.3)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink);border-radius:10px}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,90,31,.06)}
.btn-outline-light{background:transparent;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:10px}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.header-cta{display:none}
.menu-btn{
  width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--ink);
}
.menu-btn:hover{border-color:var(--brand);color:var(--brand)}
.menu-btn svg{width:20px;height:20px}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:#fff;padding:14px 16px 20px;
  box-shadow:0 14px 30px rgba(20,16,31,.08);
}
.mobile-drawer.open{display:block}
.mobile-drawer .drawer-cta{width:100%;margin-bottom:12px}
.mobile-drawer a.drawer-link{
  display:block;padding:12px 10px;font-size:15px;border-radius:10px;color:var(--body);
}
.mobile-drawer a.drawer-link.active{color:var(--brand);font-weight:700;background:rgba(255,90,31,.08)}
.mobile-drawer a.drawer-link:hover{background:var(--bg-2);color:var(--brand)}
@media(min-width:1024px){
  .nav-links{display:flex}
  .login-link{display:inline-flex}
  .header-cta{display:inline-flex}
  .menu-btn{display:none}
  .mobile-drawer{display:none !important}
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#14101F 0%,#241C36 100%);color:#fff}
.hero-bg{position:absolute;top:0;right:0;width:100%;height:100%;object-fit:cover;opacity:.34}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(100deg,#14101F 0%,rgba(20,16,31,.94) 44%,rgba(20,16,31,.42) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:24px 24px;opacity:.7;
}
.hero-inner{position:relative;z-index:2;padding:56px 0 52px;max-width:760px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;border:1px solid rgba(20,224,160,.5);
  color:#8FF3D6;font-size:12.5px;letter-spacing:.06em;margin-bottom:20px;
}
.hero-badge span.dot-live{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(20,224,160,.18)}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.2;color:#fff;
}
.hero h1 em{font-style:normal;color:#FFB08C}
.hero-sub{margin-top:16px;font-size:17px;color:rgba(255,255,255,.78);max-width:560px;line-height:1.7}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:40px;
  border-top:1px solid rgba(255,255,255,.16);padding-top:22px;
}
.hero-stats .stat{padding-right:16px}
.hero-stats .stat + .stat{border-left:1px solid rgba(255,255,255,.16);padding-left:18px}
.stat-num{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:800;color:#fff;letter-spacing:-.02em;line-height:1.2}
.stat-label{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.62)}
@media(min-width:768px){
  .hero-inner{padding:76px 0 68px}
  .hero-bg{width:55%;opacity:.5}
}
@media(min-width:1024px){
  .hero-inner{padding:92px 0 80px}
}

/* ---------- section ---------- */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:92px 0}}
.section-alt{background:var(--bg-2)}
.section-dark{background:linear-gradient(180deg,#14101F 0%,#241C36 100%);color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.section-title{position:relative;font-size:clamp(22px,2.6vw,32px);font-weight:700;color:var(--ink);letter-spacing:-.01em;padding-left:16px;line-height:1.3}
.section-title::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:20px;border-radius:2px;background:var(--brand)}
.section-dark .section-title{color:#fff}
.section-desc{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px}
.section-dark .section-desc{color:rgba(255,255,255,.66)}
.section-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;color:var(--brand);font-weight:600}
.section-more span{transition:transform .22s var(--ease)}
.section-more:hover span{transform:translateX(4px)}

/* ---------- split layout ---------- */
.split{display:grid;gap:28px}
@media(min-width:1024px){
  .split{grid-template-columns:250px minmax(0,1fr);gap:44px;align-items:start}
}
.side-nav-inner{
  position:static;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 14px;box-shadow:var(--shadow-1);
}
@media(min-width:1024px){
  .side-nav-inner{position:sticky;top:96px}
}
.side-title{font-size:12.5px;letter-spacing:.12em;color:var(--muted);text-transform:uppercase;padding:0 10px 8px}
.side-group{margin:14px 10px 6px;font-size:13px;font-weight:700;color:var(--ink)}
.side-link{
  display:flex;align-items:center;min-height:44px;padding:6px 12px;font-size:14.5px;color:var(--body);
  border-radius:8px;border-left:3px solid transparent;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.side-link:hover{color:var(--brand);background:var(--bg-2)}
.side-link.active{color:var(--brand);font-weight:700;border-left-color:var(--brand);background:rgba(255,90,31,.07)}

/* ---------- mosaic cards ---------- */
.mosaic{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:768px){
  .mosaic{grid-template-columns:repeat(12,1fr);gap:24px}
  .span-7{grid-column:span 7}
  .span-5{grid-column:span 5}
  .span-12{grid-column:span 12}
}
.m-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-1);display:flex;flex-direction:column;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.m-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.35)}
.m-thumb{position:relative;display:block;overflow:hidden;aspect-ratio:16/10;background:var(--bg-2)}
.m-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .26s var(--ease)}
.m-card:hover .m-thumb img{transform:scale(1.03)}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-mint{position:absolute;left:12px;top:12px;background:rgba(20,224,160,.16);color:#06654a;backdrop-filter:blur(4px)}
.badge-soft{background:rgba(255,90,31,.12);color:#B83A0A}
.badge-dark{background:rgba(255,255,255,.12);color:#fff}
.m-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.m-title{font-size:19px;font-weight:700;color:var(--ink);line-height:1.45}
.m-title a:hover{color:var(--brand)}
.m-desc{font-size:14.5px;color:var(--muted);line-height:1.7}
.m-meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.m-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}

/* ---------- text cards ---------- */
.t-cards{display:grid;grid-template-columns:1fr;gap:16px;margin-top:24px}
@media(min-width:768px){.t-cards{grid-template-columns:repeat(2,1fr);gap:20px}}
.t-card{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.t-card:hover{transform:translateY(-2px);border-color:rgba(255,90,31,.35);box-shadow:var(--shadow-hover)}
.t-num{font-size:15px;font-weight:800;color:var(--brand-2);letter-spacing:.04em;min-width:30px}
.t-card h3{font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:6px}
.t-card p{font-size:14.5px;color:var(--muted);line-height:1.7}

/* ---------- timeline ---------- */
.timeline{margin-top:28px;position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:var(--line);border-radius:2px}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-26px;top:6px;width:16px;height:16px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px rgba(255,90,31,.12)}
.tl-item h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:6px}
.tl-item p{font-size:14.5px;color:var(--muted);max-width:720px}
.tl-tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:rgba(20,224,160,.16);color:#06654a;font-size:12px;font-weight:600;margin-left:8px;vertical-align:middle}

/* ---------- status panel ---------- */
.status-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);padding:24px;display:grid;gap:24px;
}
@media(min-width:1024px){.status-panel{grid-template-columns:1.1fr .9fr;gap:34px;padding:30px}}
.status-row{display:flex;align-items:center;gap:12px;font-size:14.5px;color:var(--body);padding:12px 0;border-bottom:1px solid var(--line)}
.status-row:last-child{border-bottom:0}
.status-row .key{min-width:96px;color:var(--muted);font-size:13.5px}
.status-row .val{font-weight:700;color:var(--ink)}
.progress-wrap{margin-top:8px}
.progress-bar{height:10px;border-radius:999px;background:var(--bg-2);overflow:hidden}
.progress-bar i{display:block;height:100%;width:72%;border-radius:999px;background:var(--grad-cta)}
.progress-labels{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-top:8px}
.status-list li{display:flex;justify-content:space-between;gap:12px;font-size:14.5px;padding:11px 0;border-bottom:1px dashed var(--line)}
.status-list li:last-child{border-bottom:0}
.status-list .tag{font-size:12.5px;font-weight:600}
.tag-done{color:#06654a;background:rgba(20,224,160,.16);border-radius:999px;padding:3px 10px}
.tag-run{color:#B83A0A;background:rgba(255,90,31,.14);border-radius:999px;padding:3px 10px}
.tag-wait{color:var(--muted);background:var(--bg-2);border-radius:999px;padding:3px 10px}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  display:flex;align-items:center;gap:14px;padding:20px 4px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .q-num{font-size:12px;font-weight:800;color:var(--brand);min-width:22px}
.faq summary .q-plus{margin-left:auto;width:22px;height:22px;position:relative;flex:0 0 22px;transition:transform .25s var(--ease)}
.faq summary .q-plus::before,.faq summary .q-plus::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;
}
.faq summary .q-plus::before{left:0;top:10px;width:22px;height:2px}
.faq summary .q-plus::after{top:0;left:10px;width:2px;height:22px}
.faq details[open] summary .q-plus{transform:rotate(45deg)}
.faq .a-body{padding:0 4px 22px 40px;border-left:0;position:relative;color:var(--body);font-size:15px;line-height:1.85}
.faq .a-body::before{content:"";position:absolute;left:22px;top:2px;bottom:24px;width:3px;border-radius:2px;background:rgba(255,90,31,.35)}
.faq .a-body p{padding-left:8px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;
  background:linear-gradient(180deg,#14101F 0%,#241C36 100%);color:#fff;
  padding:38px 24px;display:grid;gap:24px;
}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.5;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 12px);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:clamp(21px,2.6vw,28px);font-weight:700;color:#fff;letter-spacing:-.01em}
.cta-band p{margin-top:10px;font-size:15px;color:rgba(255,255,255,.72);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media(min-width:1024px){
  .cta-band{grid-template-columns:1.4fr 1fr;align-items:center;padding:52px 44px}
  .cta-actions{justify-content:flex-end}
}
@media(max-width:1023px){
  .cta-actions .btn{width:100%}
}

/* ---------- footer ---------- */
.site-footer{background:#14101F;color:rgba(255,255,255,.7);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px}}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.f-brand .brand-mark{width:32px;height:32px;background:rgba(255,90,31,.18)}
.f-brand span:last-child{font-size:16.5px;font-weight:800;color:#fff}
.f-desc{font-size:14px;color:rgba(255,255,255,.6);line-height:1.75;max-width:360px}
.f-social{display:flex;gap:10px;margin-top:18px}
.f-social a{
  width:38px;height:38px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.72);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.f-social a:hover{color:var(--brand);border-color:rgba(255,90,31,.6);transform:translateY(-2px)}
.f-social svg{width:18px;height:18px}
.f-col h4{font-size:14px;font-weight:700;color:rgba(255,255,255,.9);margin-bottom:14px}
.f-col a{display:block;font-size:14px;color:rgba(255,255,255,.6);padding:5px 0;transition:color .2s var(--ease),transform .2s var(--ease)}
.f-col a:hover{color:var(--brand);transform:translateX(2px)}
.f-time{margin-top:10px;font-size:13px;color:rgba(255,255,255,.42)}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--brand)}

/* roulang page: category3 */
:root{
    --brand:#FF5A1F;
    --brand-2:#FF2E88;
    --mint:#14E0A0;
    --mint-ink:#0B8F66;
    --ink:#14101F;
    --ink-2:#241C36;
    --bg:#FFF8F2;
    --surface:#F3EDE6;
    --line:#E7DDD3;
    --text:#4A4458;
    --muted:#7A7288;
    --radius-card:16px;
    --radius-img:14px;
    --radius-input:12px;
    --shadow-1:0 1px 2px rgba(20,16,31,.06),0 6px 20px rgba(20,16,31,.06);
    --shadow-hover:0 10px 28px rgba(255,90,31,.16);
    --ease:cubic-bezier(.2,.7,.3,1);
    --section-y:96px;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei UI","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    font-size:16px;
    line-height:1.75;
    color:var(--text);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.25;}
  h1{font-weight:800;letter-spacing:-.02em;}
  p{margin:0;}
  a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);}
  img{display:block;max-width:100%;height:auto;}
  button,input{font:inherit;color:inherit;}
  button{cursor:pointer;border:0;background:none;}
  ul{margin:0;padding:0;list-style:none;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
  ::selection{background:rgba(255,90,31,.2);}
  .num{font-variant-numeric:tabular-nums;}

  /* ---------- 容器与板块 ---------- */
  .container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}
  .container-narrow{max-width:1180px;}
  .section{padding:var(--section-y) 0;}
  .section-tight{padding:64px 0;}
  .section-alt{background:var(--surface);}

  .section-head{
    display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
    margin-bottom:32px;
  }
  .section-title{
    display:flex;align-items:center;gap:12px;
    font-size:32px;font-weight:700;color:var(--ink);letter-spacing:-.01em;
  }
  .section-title::before{
    content:"";width:4px;height:22px;border-radius:2px;flex:none;
    background:linear-gradient(180deg,var(--brand),var(--brand-2));
  }
  .section-sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px;}
  .section-link{
    display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;
    color:var(--brand);white-space:nowrap;
  }
  .section-link span{transition:transform .22s var(--ease);}
  .section-link:hover span{transform:translateX(4px);}

  /* ---------- 头部导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,248,242,.94);
    backdrop-filter:saturate(160%) blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s var(--ease);
  }
  .site-header.is-scrolled{box-shadow:0 6px 20px rgba(20,16,31,.06);}
  .header-inner{display:flex;align-items:center;gap:20px;height:64px;}
  .brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
  .brand-mark{
    width:38px;height:38px;border-radius:12px;flex:none;
    display:grid;place-items:center;
    background:linear-gradient(135deg,var(--brand),var(--brand-2));
    box-shadow:0 6px 16px rgba(255,90,31,.28);
  }
  .brand-mark svg{width:20px;height:20px;}
  .brand-text{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}

  .nav-links{display:flex;align-items:center;gap:4px;margin-left:6px;}
  .nav-links a{
    position:relative;display:inline-flex;align-items:center;
    padding:9px 13px;border-radius:10px;font-size:15px;color:var(--text);
  }
  .nav-links a::after{
    content:"";position:absolute;left:50%;bottom:2px;height:2px;width:0;border-radius:2px;
    background:var(--brand);transform:translateX(-50%);transition:width .22s var(--ease);
  }
  .nav-links a:hover{color:var(--brand);background:rgba(255,90,31,.08);}
  .nav-links a.active{color:var(--brand);font-weight:600;}
  .nav-links a.active::after{width:20px;}

  .header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
  .search-box{
    display:flex;align-items:center;gap:8px;width:240px;
    padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,90,31,.16);}
  .search-box svg{width:17px;height:17px;flex:none;color:var(--muted);}
  .search-box input{width:100%;border:0;outline:none;background:transparent;font-size:14px;}
  .search-box input::placeholder{color:var(--muted);}

  .menu-toggle{
    display:none;width:44px;height:44px;border-radius:12px;
    align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;
  }
  .menu-toggle svg{width:20px;height:20px;color:var(--ink);}
  .mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--bg);padding:14px 0 20px;}
  .mobile-drawer.is-open{display:block;}
  .mobile-drawer nav{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;}
  .mobile-drawer nav a{
    display:flex;align-items:center;min-height:44px;padding:0 14px;border-radius:12px;
    font-size:15px;color:var(--text);
  }
  .mobile-drawer nav a:hover{background:var(--surface);color:var(--brand);}
  .mobile-drawer nav a.active{background:rgba(255,90,31,.1);color:var(--brand);font-weight:600;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:44px;padding:0 22px;border-radius:999px;
    font-size:15px;font-weight:600;white-space:nowrap;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  }
  .btn-primary{
    color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));
    box-shadow:0 8px 20px rgba(255,90,31,.28);
  }
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,90,31,.38);}
  .btn-primary:active{transform:translateY(0);}
  .btn-soft{
    color:var(--ink);border-radius:10px;background:var(--surface);
    border:1px solid var(--line);
  }
  .btn-soft:hover{background:#fff;border-color:rgba(255,90,31,.45);color:var(--brand);}
  .btn-outline{
    color:#fff;border:1px solid rgba(255,255,255,.45);border-radius:10px;background:transparent;
  }
  .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;}
  .btn-ghost{color:var(--ink);padding:0 14px;border-radius:10px;}
  .btn-ghost:hover{background:var(--surface);color:var(--brand);}
  .btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
  .btn-block{width:100%;}

  /* ---------- Hero ---------- */
  .hero{
    position:relative;overflow:hidden;color:#fff;
    background:linear-gradient(160deg,#14101F 0%,#241C36 100%);
    padding:88px 0 80px;
  }
  .hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.08;
    background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.6) 0 1px,transparent 1px 15px);
  }
  .hero::after{
    content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(255,90,31,.35),transparent 65%);pointer-events:none;
  }
  .hero-grid{
    position:relative;z-index:2;
    display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:9px;
    padding:6px 15px;border-radius:999px;
    border:1px solid rgba(20,224,160,.5);
    color:var(--mint);font-size:13px;letter-spacing:.02em;
  }
  .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(20,224,160,.18);}
  .hero h1{
    margin-top:22px;
    font-size:clamp(34px,4.2vw,56px);
    line-height:1.12;color:#fff;
  }
  .hero h1 em{font-style:normal;color:var(--brand);}
  .hero .lead{
    margin-top:18px;max-width:540px;
    font-size:17px;line-height:1.8;color:rgba(255,255,255,.74);
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
  .hero-stats{
    display:flex;flex-wrap:wrap;gap:32px;
    margin-top:40px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14);
  }
  .hero-stats .stat strong{
    display:block;font-size:30px;font-weight:800;color:#fff;line-height:1.1;
    font-variant-numeric:tabular-nums;
  }
  .hero-stats .stat span{display:block;margin-top:6px;font-size:13px;color:rgba(255,255,255,.6);}
  .hero-media{position:relative;}
  .hero-media img{
    width:100%;aspect-ratio:16/11;object-fit:cover;
    border-radius:20px;border:1px solid rgba(255,255,255,.12);
    box-shadow:0 24px 60px rgba(0,0,0,.4);
  }
  .hero-media .float-tag{
    position:absolute;left:18px;bottom:18px;
    display:inline-flex;align-items:center;gap:8px;
    padding:8px 14px;border-radius:999px;font-size:13px;color:#fff;
    background:rgba(20,16,31,.72);border:1px solid rgba(255,255,255,.16);
    backdrop-filter:blur(6px);
  }

  /* ---------- 头条主卡 ---------- */
  .feature-card{
    position:relative;display:flex;align-items:flex-end;
    min-height:440px;border-radius:20px;overflow:hidden;
    box-shadow:var(--shadow-1);
  }
  .feature-card img{
    position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
    transition:transform .55s var(--ease);
  }
  .feature-card:hover img{transform:scale(1.03);}
  .feature-card::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(20,16,31,.18) 0%,rgba(20,16,31,.6) 52%,rgba(20,16,31,.92) 100%);
  }
  .feature-body{position:relative;z-index:2;padding:36px 40px;max-width:780px;color:#fff;}
  .feature-body h3{color:#fff;font-size:30px;line-height:1.3;margin-top:14px;}
  .feature-body p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.78);}
  .feature-body .feature-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}

  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;
  }
  .badge-mint{background:rgba(20,224,160,.16);color:var(--mint-ink);}
  .badge-brand{background:rgba(255,90,31,.12);color:var(--brand);}
  .badge-dark{background:rgba(20,16,31,.6);color:#fff;border:1px solid rgba(255,255,255,.18);}

  /* ---------- 编号条目 ---------- */
  .rank-list{margin-top:36px;border-top:1px solid var(--line);}
  .rank-item{
    display:grid;grid-template-columns:58px 1fr 120px;gap:22px;align-items:start;
    padding:24px 12px;border-bottom:1px solid var(--line);
    transition:background-color .22s var(--ease);
  }
  .rank-item:hover{background:var(--surface);}
  .rank-num{
    font-size:26px;font-weight:800;line-height:1.1;
    font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  }
  .rank-num.n1{color:var(--brand-2);}
  .rank-num.n2{color:var(--brand);}
  .rank-num.n3{color:var(--mint);}
  .rank-num.n4{color:#9A8FB5;}
  .rank-item h3{font-size:19px;}
  .rank-item p{margin-top:8px;font-size:14px;line-height:1.75;color:var(--muted);}
  .rank-time{
    font-size:13px;color:var(--muted);text-align:right;font-variant-numeric:tabular-nums;
  }

  /* ---------- 卡片网格 ---------- */
  .card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
  .card{
    display:flex;flex-direction:column;
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-1);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.42);}
  .card-thumb{position:relative;overflow:hidden;background:var(--surface);}
  .card-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .28s var(--ease);}
  .card:hover .card-thumb img{transform:scale(1.03);}
  .card-thumb .tag-abs{position:absolute;top:12px;left:12px;}
  .card-body{padding:20px 20px 22px;}
  .card-body h3{font-size:18px;}
  .card-body p{margin-top:10px;font-size:14px;line-height:1.7;color:var(--muted);
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .card-foot{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
    font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;
  }
  .card-foot .arrow{color:var(--brand);font-weight:700;transition:transform .22s var(--ease);}
  .card:hover .card-foot .arrow{transform:translateX(3px);}

  /* ---------- 时间线 ---------- */
  .timeline{position:relative;margin-top:12px;padding-left:30px;}
  .timeline::before{
    content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;border-radius:2px;
    background:linear-gradient(180deg,var(--brand),rgba(255,46,136,.3));
  }
  .tl-item{position:relative;padding:0 0 30px 22px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-item::before{
    content:"";position:absolute;left:-30px;top:6px;width:14px;height:14px;border-radius:50%;
    background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px rgba(255,90,31,.12);
  }
  .tl-step{font-size:12px;font-weight:700;color:var(--brand);letter-spacing:.06em;font-variant-numeric:tabular-nums;}
  .tl-item h3{margin-top:6px;font-size:19px;}
  .tl-item p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--muted);max-width:720px;}

  /* ---------- 相关推荐 ---------- */
  .reco-row{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
  .reco-card{
    display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-1);
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
  }
  .reco-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.42);}
  .reco-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0;}
  .reco-body{padding:16px 18px 18px;}
  .reco-body h3{font-size:16px;line-height:1.5;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .reco-body span{display:block;margin-top:10px;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;}

  /* ---------- FAQ ---------- */
  .faq{margin-top:8px;border-top:1px solid var(--line);}
  .faq details{border-bottom:1px solid var(--line);}
  .faq summary{
    display:flex;align-items:center;gap:14px;
    padding:22px 4px;cursor:pointer;list-style:none;
    font-size:16px;font-weight:600;color:var(--ink);
    transition:color .2s var(--ease);
  }
  .faq summary::-webkit-details-marker{display:none;}
  .faq summary:hover{color:var(--brand);}
  .fq-num{font-size:12px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;min-width:22px;}
  .fq-icon{position:relative;margin-left:auto;width:22px;height:22px;flex:none;}
  .fq-icon::before,.fq-icon::after{
    content:"";position:absolute;background:var(--muted);border-radius:2px;
    transition:transform .25s var(--ease),background-color .25s var(--ease);
  }
  .fq-icon::before{left:50%;top:4px;width:2px;height:14px;transform:translateX(-50%);}
  .fq-icon::after{top:50%;left:4px;width:14px;height:2px;transform:translateY(-50%);}
  .faq details[open] .fq-icon::before{transform:translateX(-50%) rotate(45deg);background:var(--brand);}
  .faq details[open] .fq-icon::after{transform:translateY(-50%) rotate(45deg);background:var(--brand);}
  .fq-a{
    margin:0 4px 24px 36px;padding-left:16px;border-left:3px solid var(--brand);
    font-size:15px;line-height:1.85;color:var(--muted);
  }

  /* ---------- CTA ---------- */
  .cta-band{
    position:relative;overflow:hidden;border-radius:24px;color:#fff;
    background:linear-gradient(135deg,#14101F 0%,#241C36 100%);
    padding:56px;display:flex;align-items:center;justify-content:space-between;gap:36px;
    box-shadow:0 20px 50px rgba(20,16,31,.24);
  }
  .cta-band::after{
    content:"";position:absolute;inset:0;pointer-events:none;
    background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.06) 0 2px,transparent 2px 14px);
  }
  .cta-text{position:relative;z-index:2;max-width:620px;}
  .cta-text h2{color:#fff;font-size:30px;}
  .cta-text p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.72);}
  .cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;flex:none;}

  /* ---------- 页脚 ---------- */
  .site-footer{background:#14101F;color:#fff;padding:72px 0 0;margin-top:8px;}
  .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;}
  .f-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;}
  .f-brand .brand-mark{width:34px;height:34px;border-radius:10px;}
  .f-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px;}
  .f-social{display:flex;gap:12px;margin-top:20px;}
  .f-social a{
    width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
    border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.7);
  }
  .f-social a:hover{color:#fff;border-color:var(--brand);background:rgba(255,90,31,.16);}
  .f-social svg{width:18px;height:18px;}
  .f-col h4{font-size:14px;color:rgba(255,255,255,.92);margin-bottom:16px;font-weight:700;}
  .f-col a{
    display:block;font-size:14px;color:rgba(255,255,255,.6);padding:5px 0;
  }
  .f-col a:hover{color:var(--brand);transform:translateX(2px);}
  .f-time{margin-top:14px;font-size:13px;color:rgba(255,255,255,.42);font-variant-numeric:tabular-nums;}
  .footer-bottom{
    display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
    margin-top:56px;padding:22px 0 30px;border-top:1px solid rgba(255,255,255,.12);
    font-size:13px;color:rgba(255,255,255,.48);
  }
  .footer-bottom a:hover{color:var(--brand);}

  /* ---------- 响应式 ---------- */
  @media (max-width:1024px){
    :root{--section-y:64px;}
    .container{padding:0 24px;}
    .nav-links,.search-box,.header-actions .btn-ghost{display:none;}
    .menu-toggle{display:inline-flex;}
    .header-inner{height:60px;}
    .hero{padding:64px 0 60px;}
    .hero-grid{grid-template-columns:1fr;gap:40px;}
    .hero .lead{max-width:100%;}
    .card-grid{grid-template-columns:repeat(2,1fr);}
    .reco-row{
      display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
      margin:0 -24px;padding:4px 24px 12px;
    }
    .reco-card{flex:0 0 264px;scroll-snap-align:start;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .cta-band{flex-direction:column;align-items:flex-start;padding:40px;}
    .cta-actions{width:100%;}
    .cta-actions .btn{flex:1 1 160px;}
    .rank-item{grid-template-columns:48px 1fr;gap:16px;}
    .rank-time{grid-column:2;text-align:left;margin-top:-6px;}
  }
  @media (max-width:640px){
    body{font-size:15.5px;}
    .container{padding:0 16px;}
    .section-title{font-size:24px;}
    .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
    .hero{padding:52px 0 48px;}
    .hero h1{font-size:30px;}
    .hero .lead{font-size:15.5px;}
    .hero-actions .btn{width:100%;}
    .hero-stats{gap:18px;}
    .hero-stats .stat{flex:1 1 40%;}
    .hero-stats .stat strong{font-size:24px;}
    .feature-card{min-height:360px;}
    .feature-body{padding:24px 20px;}
    .feature-body h3{font-size:22px;}
    .card-grid{grid-template-columns:1fr;}
    .cta-band{padding:28px 20px;border-radius:20px;}
    .cta-text h2{font-size:22px;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
    .section-tight{padding:48px 0;}
  }