/* roulang page: index */
:root{
  --brand:#0f766e;
  --brand-dark:#0a5b55;
  --brand-deep:#073f3b;
  --brand-soft:#dff0ec;
  --brand-mist:#eef7f5;
  --accent:#c6923e;
  --accent-soft:#f7ead2;
  --ink:#102522;
  --ink-soft:#3d5651;
  --muted:#6d827d;
  --bg:#f3f7f6;
  --surface:#ffffff;
  --surface-2:#eaf1ef;
  --line:#d9e5e1;
  --line-strong:#bfd2cd;
  --dark:#0c2724;
  --dark-soft:#143531;
  --radius:18px;
  --radius-sm:12px;
  --radius-xs:9px;
  --shadow:0 18px 48px rgba(12,39,36,.09);
  --shadow-sm:0 6px 20px rgba(12,39,36,.06);
  --shadow-lift:0 22px 54px rgba(12,39,36,.14);
  --container:1160px;
  --header-h:72px;
  --transition:.22s ease;
}
*,
*::before,
*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(900px 420px at 82% -10%, rgba(15,118,110,.10), transparent 70%),
    radial-gradient(700px 380px at 4% 6%, rgba(198,146,62,.07), transparent 72%);
  z-index:-1;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:-.01em}
h1{letter-spacing:-.02em}
::selection{background:var(--brand);color:#fff}
:focus-visible{outline:3px solid rgba(15,118,110,.45);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:200;
  background:var(--dark);color:#fff;padding:10px 16px;border-radius:10px;
  transition:top var(--transition);
}
.skip-link:focus{top:14px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(243,247,246,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(191,210,205,.65);
}
.nav-wrap{
  min-height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:inline-flex;align-items:center;gap:11px;min-width:0}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(145deg,var(--brand),var(--brand-dark));
  color:#fff;font-size:18px;font-weight:800;
  box-shadow:0 6px 16px rgba(15,118,110,.28);
}
.brand-text{
  font-size:18px;font-weight:800;letter-spacing:.01em;color:var(--ink);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.desktop-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:40px;padding:0 14px;
  color:var(--ink-soft);font-size:15px;font-weight:600;
  border-radius:999px;
  transition:color var(--transition),background var(--transition);
}
.nav-link:hover{color:var(--brand-dark);background:rgba(15,118,110,.08)}
.nav-link.is-active{color:var(--brand-dark);background:var(--brand-soft)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:-11px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:3px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:6px}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;font-weight:700;line-height:1;
  white-space:nowrap;
  transition:transform var(--transition),box-shadow var(--transition),background var(--transition),color var(--transition),border-color var(--transition);
}
.btn:active{transform:translateY(1px)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn-primary{
  background:linear-gradient(150deg,var(--brand),var(--brand-dark));
  color:#fff;box-shadow:0 10px 24px rgba(15,118,110,.24);
}
.btn-primary:hover{box-shadow:0 14px 30px rgba(15,118,110,.32);transform:translateY(-2px)}
.btn-ghost{
  background:var(--surface);color:var(--brand-dark);
  border-color:var(--line-strong);box-shadow:var(--shadow-sm);
}
.btn-ghost:hover{background:var(--brand-mist);border-color:var(--brand);transform:translateY(-2px)}
.btn-light{
  background:#fff;color:var(--brand-dark);
  box-shadow:0 10px 24px rgba(0,0,0,.16);
}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(0,0,0,.2)}
.btn-outline-light{
  background:transparent;color:#fff;border-color:rgba(255,255,255,.4);
}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-dark);font-weight:700;font-size:14px;
}
.link-arrow .arrow{transition:transform var(--transition)}
.link-arrow:hover .arrow{transform:translateX(4px)}

/* Hero */
.hero{padding:64px 0 54px;position:relative;overflow:hidden}
.hero-grid{
  display:grid;grid-template-columns:1.08fr .92fr;
  gap:52px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 13px;border-radius:999px;
  background:rgba(15,118,110,.09);
  color:var(--brand-dark);
  font-size:13px;font-weight:700;letter-spacing:.04em;
}
.eyebrow .dot{
  width:7px;height:7px;border-radius:50%;background:var(--brand);
  box-shadow:0 0 0 4px rgba(15,118,110,.14);
}
.hero h1{
  margin:20px 0 18px;
  font-size:clamp(1.95rem,4vw,3.15rem);
  line-height:1.22;
  color:var(--dark);
}
.hero h1 .hl{
  color:var(--brand-dark);
  background:linear-gradient(transparent 58%, rgba(198,146,62,.24) 58%);
  padding:0 2px;
}
.hero-lead{
  max-width:640px;color:var(--ink-soft);font-size:17px;line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{
  display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;
  color:var(--muted);font-size:14px;
}
.hero-points li{display:inline-flex;align-items:center;gap:7px}
.hero-points .tick{
  width:18px;height:18px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:11px;font-weight:900;
}
.hero-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:24px;
  padding:24px;
  box-shadow:var(--shadow);
}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:20px}
.panel-kicker{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--muted);text-transform:uppercase}
.panel-title{font-size:20px;margin-top:4px;color:var(--dark)}
.live-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 10px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:12px;font-weight:700;white-space:nowrap;
}
.live-badge::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}
.stat-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:10px;margin-bottom:20px;
}
.stat{
  background:var(--brand-mist);
  border:1px solid #d8ebe6;
  border-radius:14px;padding:13px 12px;
}
.stat-num{display:block;font-size:24px;font-weight:800;color:var(--brand-dark);line-height:1.1}
.stat-label{display:block;margin-top:5px;font-size:12px;color:var(--ink-soft);line-height:1.4}
.heat-list{display:grid;gap:13px}
.heat-row{font-size:13px}
.heat-top{display:flex;justify-content:space-between;gap:12px;margin-bottom:6px;color:var(--ink-soft);font-weight:600}
.heat-top b{color:var(--brand-dark);font-weight:800}
.heat-bar{height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden}
.heat-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),#3f9c91)}
.heat-bar.is-gold span{background:linear-gradient(90deg,var(--accent),#e0b96a)}
.panel-note{
  margin-top:18px;padding-top:15px;border-top:1px dashed var(--line);
  color:var(--muted);font-size:12.5px;line-height:1.7;
}

/* Sections */
.section{padding:64px 0}
.section-alt{background:linear-gradient(180deg,rgba(234,241,239,.72),rgba(243,247,246,0))}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:32px;
}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:.14em;
  color:var(--brand);text-transform:uppercase;
}
.section-kicker::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--brand)}
.section-title{
  margin-top:8px;font-size:clamp(1.45rem,2.6vw,2rem);
  color:var(--dark);
}
.section-sub{margin-top:8px;color:var(--muted);font-size:15px;max-width:680px}
.section-more{flex:0 0 auto;padding-bottom:4px}

/* Feature cards */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px 20px;
  box-shadow:var(--shadow-sm);
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.feature-num{
  display:inline-grid;place-items:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:13px;font-weight:800;letter-spacing:.04em;
}
.feature-card h3{margin:14px 0 8px;font-size:17px;color:var(--dark)}
.feature-card p{color:var(--ink-soft);font-size:14px;line-height:1.8}

/* Drama cards */
.drama-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.drama-card{
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform var(--transition),box-shadow var(--transition);
}
.drama-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lift)}
.cover{
  position:relative;height:158px;overflow:hidden;
  display:flex;align-items:flex-end;padding:18px;
  isolation:isolate;
}
.cover::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120px 80px at 82% 12%, rgba(255,255,255,.34), transparent 70%),
    repeating-linear-gradient(115deg, rgba(255,255,255,.07) 0 2px, transparent 2px 18px);
}
.cover-1{background:linear-gradient(135deg,#0f766e,#123f3a 70%)}
.cover-2{background:linear-gradient(135deg,#7c9b6a,#2f594b 72%)}
.cover-3{background:linear-gradient(135deg,#496f86,#1f3345 72%)}
.cover-title{color:#fff;font-size:25px;font-weight:800;letter-spacing:.06em;line-height:1.2}
.cover-title small{display:block;font-size:11px;font-weight:600;letter-spacing:.18em;opacity:.76;margin-bottom:5px}
.cover-badge{
  position:absolute;top:14px;left:14px;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);
  color:#fff;backdrop-filter:blur(6px);
  padding:4px 10px;border-radius:999px;font-size:11.5px;font-weight:700;
}
.drama-body{padding:20px;display:flex;flex-direction:column;flex:1}
.drama-title{font-size:18px;color:var(--dark)}
.drama-desc{margin-top:9px;color:var(--ink-soft);font-size:14px;line-height:1.8;flex:1}
.drama-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  margin-top:15px;padding-top:14px;border-top:1px solid var(--line);
  color:var(--muted);font-size:12.5px;
}
.pill{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 9px;border-radius:999px;
  background:var(--surface-2);color:var(--ink-soft);
  font-size:12px;font-weight:600;
}
.pill-hot{background:var(--accent-soft);color:#8a5d12}
.drama-link{margin-top:14px}

/* Category cards */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  position:relative;display:flex;flex-direction:column;
  min-height:250px;
  padding:26px 24px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--surface);
  box-shadow:var(--shadow-sm);
  transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lift);border-color:var(--brand)}
.cat-index{
  font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--brand);
  text-transform:uppercase;
}
.cat-card h3{margin:10px 0 10px;font-size:22px;color:var(--dark)}
.cat-card p{color:var(--ink-soft);font-size:14px;line-height:1.85;flex:1}
.cat-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px}
.cat-arrow{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-dark);
  transition:background var(--transition),color var(--transition),transform var(--transition);
}
.cat-card:hover .cat-arrow{background:var(--brand);color:#fff;transform:translateX(3px)}
.cat-card.is-dark{
  background:linear-gradient(145deg,var(--dark),#123f3a);
  border-color:transparent;color:#fff;
}
.cat-card.is-dark .cat-index{color:#7fd0c4}
.cat-card.is-dark h3{color:#fff}
.cat-card.is-dark p{color:rgba(255,255,255,.76)}
.cat-card.is-dark .cat-arrow{background:rgba(255,255,255,.14);color:#fff}
.cat-card.is-dark:hover .cat-arrow{background:#fff;color:var(--brand-dark)}

/* Ranking */
.rank-layout{display:grid;grid-template-columns:1.55fr .75fr;gap:24px;align-items:start}
.rank-panel{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;
}
.rank-head{
  display:grid;grid-template-columns:46px 1fr 84px;
  gap:12px;padding:14px 22px;
  background:var(--brand-mist);
  border-bottom:1px solid var(--line);
  color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.1em;
}
.rank-item{
  display:grid;grid-template-columns:46px 1fr 84px;gap:12px;align-items:center;
  padding:17px 22px;border-bottom:1px solid var(--line);
  transition:background var(--transition);
}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{background:var(--brand-mist)}
.rank-no{
  width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;
  background:var(--surface-2);color:var(--ink-soft);
  font-size:13px;font-weight:800;
}
.rank-item:nth-child(2) .rank-no{background:var(--accent-soft);color:#8a5d12}
.rank-item:nth-child(3) .rank-no{background:var(--brand-soft);color:var(--brand-dark)}
.rank-title{font-size:15px;font-weight:700;color:var(--dark)}
.rank-sub{display:flex;flex-wrap:wrap;gap:7px;margin-top:6px;font-size:12px;color:var(--muted)}
.rank-score{text-align:right;font-size:19px;font-weight:800;color:var(--brand-dark);line-height:1.2}
.rank-score small{display:block;font-size:11px;color:var(--muted);font-weight:600;margin-top:2px}
.rank-side{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);
}
.rank-side h3{font-size:17px;color:var(--dark);margin-bottom:14px}
.side-list{display:grid;gap:12px}
.side-list li{
  display:grid;grid-template-columns:24px 1fr;gap:10px;
  color:var(--ink-soft);font-size:13.5px;line-height:1.75;
}
.side-list b{
  width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:11px;font-weight:800;
}
.rank-side .btn{margin-top:20px;width:100%}

/* Shop */
.shop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.shop-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow-sm);
  transition:transform var(--transition),box-shadow var(--transition);
}
.shop-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.shop-icon{
  width:46px;height:46px;border-radius:13px;
  display:grid;place-items:center;
  background:var(--accent-soft);color:#8a5d12;
  font-size:18px;font-weight:800;
}
.shop-card h3{margin:14px 0 8px;font-size:18px;color:var(--dark)}
.shop-card p{color:var(--ink-soft);font-size:14px;line-height:1.85}
.shop-tag{display:inline-block;margin-top:14px;font-size:12px;color:var(--brand-dark);font-weight:700}
.notice-bar{
  margin-top:22px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:linear-gradient(120deg,var(--brand-deep),var(--brand));
  color:#fff;border-radius:var(--radius);padding:20px 24px;
}
.notice-bar p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.88)}
.notice-bar strong{color:#fff}
.notice-bar .btn{flex:0 0 auto}

/* Reviews */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
}
.quote-mark{font-size:30px;line-height:1;color:var(--accent);font-weight:800}
.review-card p{margin-top:10px;color:var(--ink-soft);font-size:14.5px;line-height:1.9;flex:1}
.review-user{display:flex;align-items:center;gap:11px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.avatar{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:14px;font-weight:800;
}
.avatar.is-gold{background:var(--accent-soft);color:#8a5d12}
.avatar.is-slate{background:#e3e9ef;color:#3f5668}
.review-user b{display:block;font-size:14px;color:var(--dark)}
.review-user span{display:block;font-size:12px;color:var(--muted)}
.review-note{margin-top:16px;font-size:12.5px;color:var(--muted)}

/* FAQ */
.faq-wrap{max-width:920px;margin:0 auto}
.faq-list{display:grid;gap:12px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-sm);overflow:hidden;
  transition:border-color var(--transition),box-shadow var(--transition);
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 20px;
  font-size:15.5px;font-weight:700;color:var(--dark);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-dark);
  font-size:17px;font-weight:600;line-height:1;
  transition:transform var(--transition),background var(--transition);
}
.faq-item[open] summary::after{content:"−";background:var(--brand);color:#fff}
.faq-item p{padding:0 20px 19px;color:var(--ink-soft);font-size:14.5px;line-height:1.9}

/* CTA */
.cta{padding:20px 0 72px}
.cta-panel{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--dark),#0f4a44 58%,#11675f);
  border-radius:28px;
  padding:52px 44px;
  color:#fff;
  box-shadow:0 26px 60px rgba(12,39,36,.22);
}
.cta-panel::before{
  content:"";position:absolute;right:-80px;top:-90px;
  width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,146,62,.34),transparent 68%);
}
.cta-panel::after{
  content:"";position:absolute;left:-60px;bottom:-110px;
  width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,208,196,.22),transparent 68%);
}
.cta-inner{position:relative;z-index:1;max-width:720px}
.cta-kicker{font-size:12px;font-weight:800;letter-spacing:.16em;color:#8fdacd;text-transform:uppercase}
.cta-panel h2{margin:10px 0 14px;font-size:clamp(1.5rem,3vw,2.15rem);color:#fff}
.cta-panel p{color:rgba(255,255,255,.78);font-size:15.5px;line-height:1.9}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* Footer */
.site-footer{
  background:#0a211f;
  color:rgba(255,255,255,.72);
  padding:50px 0 30px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr .6fr 1fr;gap:36px;align-items:start}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:16px;max-width:420px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.62)}
.footer-title{font-size:13px;font-weight:800;letter-spacing:.12em;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:9px}
.footer-links a{
  color:rgba(255,255,255,.68);font-size:14px;
  transition:color var(--transition),transform var(--transition);
}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-note{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.58)}
.footer-bottom{
  margin-top:36px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:rgba(255,255,255,.5);
}

/* Mobile bottom tabs */
.mobile-tab{
  display:none;
  position:fixed;left:0;right:0;bottom:0;z-index:120;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom));
  box-shadow:0 -8px 28px rgba(12,39,36,.08);
}
.mobile-tab .tab-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  min-height:48px;border-radius:12px;
  color:var(--muted);font-size:11px;font-weight:700;
  transition:color var(--transition),background var(--transition);
}
.mobile-tab .tab-icon{width:22px;height:22px;display:grid;place-items:center}
.mobile-tab .tab-icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mobile-tab .tab-item.is-active{color:var(--brand-dark);background:var(--brand-mist)}

/* Responsive */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero{padding:48px 0 40px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .drama-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .shop-grid{grid-template-columns:repeat(2,1fr)}
  .review-grid{grid-template-columns:1fr 1fr}
  .rank-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1.2fr .8fr}
  .footer-grid > :last-child{grid-column:1 / -1}
}
@media (max-width:860px){
  .desktop-nav{gap:0}
  .nav-link{padding:0 10px;font-size:14px}
  .nav-actions .btn-sm{padding:0 13px}
}
@media (max-width:768px){
  :root{--header-h:64px}
  body{padding-bottom:76px;font-size:15.5px}
  .container{padding:0 18px}
  .desktop-nav,.nav-actions{display:none}
  .brand-text{font-size:16.5px}
  .brand-mark{width:34px;height:34px;flex-basis:34px;border-radius:10px;font-size:16px}
  .hero{padding:34px 0 30px}
  .hero h1{font-size:clamp(1.7rem,6vw,2.1rem);line-height:1.3}
  .hero-lead{font-size:15.5px}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 auto;padding:0 16px}
  .hero-points{gap:8px 14px;font-size:13px}
  .hero-panel{padding:20px;border-radius:20px}
  .stat-grid{gap:8px}
  .stat{padding:11px 10px}
  .stat-num{font-size:21px}
  .stat-label{font-size:11px}
  .section{padding:46px 0}
  .section-head{display:block;margin-bottom:24px}
  .section-more{margin-top:14px}
  .feature-grid,.drama-grid,.cat-grid,.shop-grid,.review-grid{grid-template-columns:1fr}
  .cat-card{min-height:auto}
  .rank-head{display:none}
  .rank-item{grid-template-columns:38px 1fr;padding:15px 16px}
  .rank-score{grid-column:2;text-align:left;display:flex;align-items:baseline;gap:6px}
  .rank-score small{display:inline;margin:0}
  .notice-bar{flex-direction:column;align-items:flex-start}
  .notice-bar .btn{width:100%}
  .faq-item summary{font-size:14.5px;padding:15px 16px}
  .faq-item p{padding:0 16px 17px;font-size:14px}
  .cta{padding:8px 0 40px}
  .cta-panel{padding:34px 22px;border-radius:22px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid > :last-child{grid-column:auto}
  .site-footer{padding:38px 0 24px}
  .footer-bottom{font-size:12px}
  .mobile-tab{display:grid;grid-template-columns:repeat(4,1fr);gap:2px}
}
@media (max-width:520px){
  .container{padding:0 14px}
  .eyebrow{font-size:12px;padding:6px 11px}
  .hero h1{font-size:1.62rem}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
  .hero-points{display:grid;gap:7px}
  .panel-head{flex-direction:column;gap:8px}
  .stat-grid{grid-template-columns:1fr 1fr 1fr}
  .stat-num{font-size:19px}
  .cover{height:142px}
  .cover-title{font-size:22px}
  .section-title{font-size:1.3rem}
  .mobile-tab .tab-item{font-size:10.5px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --ink:#0d2b2a;
  --ink-soft:#2f4a49;
  --muted:#6b8483;
  --brand:#0f766e;
  --brand-dark:#0a5a54;
  --brand-light:#d8f0ec;
  --accent:#2dd4bf;
  --accent-deep:#0e7490;
  --surface:#ffffff;
  --surface-alt:#f4f8f7;
  --surface-deep:#0b2b2a;
  --line:#e1eae9;
  --line-strong:#cfdedd;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:22px;
  --shadow-sm:0 2px 8px rgba(13,43,42,.06);
  --shadow:0 10px 28px rgba(13,43,42,.09);
  --shadow-lg:0 22px 56px rgba(13,43,42,.14);
  --space:clamp(18px,2.4vw,28px);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--surface-alt);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.section{padding:clamp(48px,6vw,84px) 0}
.section-alt{background:var(--surface)}
.section-deep{background:var(--surface-deep);color:#e8f3f2}
.section-head{max-width:720px;margin-bottom:clamp(26px,3.4vw,44px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;
  background:var(--brand-light);padding:7px 14px;border-radius:999px;
  margin-bottom:16px;
}
.section-deep .eyebrow{background:rgba(45,212,191,.14);color:#7ef0dd}
.section-title{font-size:clamp(24px,3.2vw,36px);color:inherit}
.section-sub{margin-top:14px;color:var(--muted);font-size:clamp(15px,1.4vw,17px)}
.section-deep .section-sub{color:#a9c6c3}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  line-height:1.2;
}
.btn:active{transform:translateY(1px) scale(.995)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(15,118,110,.24)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;box-shadow:0 12px 26px rgba(15,118,110,.32);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line-strong)}
.btn-ghost:hover{background:var(--brand-light);color:var(--brand-dark);border-color:var(--brand);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand-dark);box-shadow:var(--shadow-sm)}
.btn-light:hover{background:#eafaf6;color:var(--brand-dark);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-sm{padding:10px 18px;font-size:14px}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--ink);font-weight:800;letter-spacing:-.01em}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:38px;height:38px;flex:none;display:grid;place-items:center;
  border-radius:12px;color:#fff;font-size:18px;font-weight:800;
  background:linear-gradient(140deg,var(--brand),var(--accent-deep));
  box-shadow:0 6px 16px rgba(15,118,110,.28);
}
.brand-text{font-size:17px;white-space:nowrap}
.desktop-nav{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;padding:9px 14px;border-radius:10px;
  font-size:15px;font-weight:600;color:var(--ink-soft);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--brand-dark);background:var(--surface-alt)}
.nav-link.is-active{color:var(--brand-dark);background:var(--brand-light)}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:2px;width:18px;height:3px;border-radius:3px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:10px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 480px at 82% -10%,rgba(45,212,191,.18),transparent 62%),
    radial-gradient(700px 420px at 6% 110%,rgba(15,118,110,.12),transparent 60%),
    linear-gradient(180deg,#f7fbfa 0%,#eef6f5 100%);
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(28px,4vw,56px);
  align-items:center;padding:clamp(44px,6vw,84px) 0 clamp(46px,6vw,80px);
}
.hero h1{font-size:clamp(29px,4.4vw,50px);letter-spacing:-.02em}
.hero h1 .hl{
  color:var(--brand);
  background:linear-gradient(180deg,transparent 62%,rgba(45,212,191,.42) 62%);
  padding:0 3px;border-radius:4px;
}
.hero-lead{margin-top:18px;font-size:clamp(15px,1.55vw,18px);color:var(--ink-soft);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 15px;font-size:13.5px;font-weight:600;color:var(--ink-soft);
  box-shadow:var(--shadow-sm);
}
.chip i{color:var(--brand);font-size:12px}

.panel-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);padding:clamp(20px,2.6vw,30px);
}
.panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px dashed var(--line-strong)}
.panel-top strong{font-size:16px}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--brand)}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(45,212,191,.2);animation:pulse 2.2s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(45,212,191,.2)}50%{box-shadow:0 0 0 8px rgba(45,212,191,.06)}}
.kpi-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}
.kpi{
  border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-alt);
  padding:16px 16px 14px;
}
.kpi-label{font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.06em}
.kpi-value{font-size:clamp(22px,2.6vw,30px);font-weight:800;color:var(--brand-dark);letter-spacing:-.02em;line-height:1.2;margin-top:4px}
.kpi-value span{font-size:14px;font-weight:700;color:var(--muted);margin-left:2px}
.kpi-sub{font-size:12.5px;color:var(--muted);margin-top:4px}
.panel-foot{margin-top:16px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);flex-wrap:wrap}

/* ---------- 榜单切换 ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(20px,2.6vw,30px)}
.tab{
  padding:11px 20px;border-radius:999px;border:1px solid var(--line-strong);
  background:#fff;font-size:14.5px;font-weight:700;color:var(--ink-soft);
  transition:all .2s ease;
}
.tab:hover{border-color:var(--brand);color:var(--brand-dark);transform:translateY(-1px)}
.tab.is-active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(15,118,110,.22)}
.panel-view{display:none}
.panel-view.is-active{display:block;animation:fadeUp .38s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

.rank-list{display:grid;gap:14px}
.rank-card{
  display:grid;grid-template-columns:64px 1fr;gap:18px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rank-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--brand-light)}
.rank-no{
  font-size:22px;font-weight:800;color:var(--brand);letter-spacing:-.03em;
  background:var(--brand-light);border-radius:12px;text-align:center;padding:8px 0;
  font-variant-numeric:tabular-nums;
}
.rank-card:nth-child(1) .rank-no{background:linear-gradient(140deg,var(--brand),var(--accent-deep));color:#fff}
.rank-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.rank-head h3{font-size:17.5px}
.badge{
  display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:700;
  padding:4px 10px;border-radius:999px;white-space:nowrap;
}
.badge-up{background:#e6f7f1;color:#0b7a53}
.badge-hold{background:#eef2f7;color:#4a6076}
.badge-new{background:#fdf1e3;color:#9a5a12}
.rank-desc{margin-top:8px;color:var(--ink-soft);font-size:14.6px}
.rank-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:12px}
.tag{
  font-size:12.5px;font-weight:600;color:var(--brand-dark);
  background:var(--surface-alt);border:1px solid var(--line);
  padding:3px 10px;border-radius:7px;
}
.rank-stat{margin-left:auto;font-size:12.8px;font-weight:700;color:var(--muted);font-variant-numeric:tabular-nums}
.meter{height:7px;border-radius:999px;background:#eaf1f0;margin-top:10px;overflow:hidden}
.meter span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--accent))}

/* ---------- 维度卡 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,24px)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2vw,22px)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(20px,2.4vw,28px);box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand-light)}
.card-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:var(--brand-light);color:var(--brand-dark);font-size:18px;margin-bottom:16px;
}
.card h3{font-size:17px;margin-bottom:9px}
.card p{color:var(--muted);font-size:14.6px}
.weight-row{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-top:16px}
.weight-row b{font-size:20px;color:var(--brand-dark);font-variant-numeric:tabular-nums}
.weight-row small{font-size:12.5px;color:var(--muted);font-weight:600}

/* ---------- 场景列表 ---------- */
.scene-list{display:grid;gap:16px}
.scene{
  display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.scene:hover{transform:translateX(4px);box-shadow:var(--shadow)}
.scene-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;flex:none;
  background:linear-gradient(140deg,var(--brand-light),#eefaf7);color:var(--brand-dark);font-size:18px;
}
.scene h3{font-size:16.5px;margin-bottom:6px}
.scene p{color:var(--muted);font-size:14.6px}
.scene .tag-inline{display:inline-block;margin-top:10px;margin-right:8px;font-size:12.5px;font-weight:700;color:var(--accent-deep);background:#e8f6f9;border-radius:7px;padding:3px 10px}

/* ---------- 时间线 ---------- */
.timeline{position:relative;display:grid;gap:18px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:19px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--accent),rgba(45,212,191,.1));
}
.tl-item{position:relative;padding-left:56px}
.tl-dot{
  position:absolute;left:10px;top:6px;width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px rgba(15,118,110,.1);
}
.tl-item h3{font-size:16.5px;color:#eaf7f5}
.tl-item p{margin-top:6px;color:#a9c6c3;font-size:14.6px}
.tl-time{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.08em;color:#7ef0dd;margin-bottom:6px}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:var(--brand-light);box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:700;font-size:15.6px;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--brand);transition:transform .22s ease;flex:none;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item summary:hover{background:var(--surface-alt)}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.8px}

/* ---------- CTA ---------- */
.cta-box{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0f766e 0%,#0b4f4a 52%,#0e7490 100%);
  border-radius:clamp(20px,2.6vw,30px);
  padding:clamp(30px,4.6vw,60px);
  color:#fff;box-shadow:var(--shadow-lg);
}
.cta-box::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,212,191,.34),transparent 68%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(22px,3vw,42px);align-items:center}
.cta-box h2{font-size:clamp(23px,3vw,34px)}
.cta-box p{margin-top:14px;color:#cdece7;font-size:15.6px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-mini{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:var(--radius);padding:22px}
.cta-mini p{color:#d9f1ed;font-size:14px;margin:0}
.cta-mini strong{display:block;font-size:20px;margin-bottom:6px}
.cta-mini .mini-row{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.2);font-size:14px}
.cta-mini .mini-row:last-child{border-bottom:0;padding-bottom:0}
.cta-mini .mini-row span:last-child{font-weight:800;color:#7ef0dd}

/* ---------- 页脚 ---------- */
.site-footer{background:#08211f;color:#c3d8d5;padding:clamp(44px,5vw,70px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr .8fr 1fr;gap:clamp(24px,3.4vw,48px)}
.site-footer .brand{color:#fff}
.site-footer .brand:hover{color:#fff}
.footer-brand p{margin-top:16px;font-size:14.4px;color:#9db8b5;max-width:420px}
.footer-title{font-size:14px;font-weight:800;letter-spacing:.06em;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#a9c6c3;font-size:14.4px}
.footer-links a:hover{color:#7ef0dd}
.footer-note{font-size:14.2px;color:#9db8b5;line-height:2}
.footer-bottom{
  margin-top:clamp(28px,4vw,44px);padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13.2px;color:#87a4a1;
}

/* ---------- 移动底部 Tab ---------- */
.mobile-tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:rgba(255,255,255,.97);backdrop-filter:blur(16px);
  border-top:1px solid var(--line);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom,0px));
  box-shadow:0 -8px 24px rgba(13,43,42,.08);
}
.tabbar-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:2px}
.tabbar-link{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px;border-radius:12px;color:#8aa5a3;font-size:11.5px;font-weight:700;
  transition:color .18s ease,background .18s ease;
}
.tabbar-link i{font-size:17px}
.tabbar-link:hover{color:var(--brand-dark);background:var(--surface-alt)}
.tabbar-link.is-active{color:var(--brand);background:var(--brand-light)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
  .cta-inner{grid-template-columns:1fr}
}
@media (max-width:860px){
  .desktop-nav{display:none}
  .grid-3{grid-template-columns:1fr}
  .nav-wrap{min-height:66px}
}
@media (max-width:768px){
  body{padding-bottom:74px}
  .mobile-tabbar{display:block}
  .brand-text{font-size:15.5px}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:16px}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .rank-card{grid-template-columns:48px 1fr;gap:14px;padding:16px}
  .rank-no{font-size:17px;padding:6px 0}
  .kpi-grid{gap:10px}
  .section{padding:44px 0}
  .footer-bottom{flex-direction:column;gap:6px}
  .nav-actions .btn-sm{padding:9px 14px;font-size:13px}
}
@media (max-width:520px){
  .container{width:calc(100% - 32px)}
  .hero h1{font-size:27px}
  .grid-4{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:1fr}
  .scene{grid-template-columns:1fr;gap:12px}
  .rank-stat{margin-left:0}
  .cta-actions .btn{width:100%}
  .tab{padding:9px 15px;font-size:13.5px}
  .footer-grid{grid-template-columns:1fr}
  .faq-item summary{padding:16px 18px;font-size:14.8px}
  .faq-body{padding:0 18px 18px}
  .brand-text{max-width:150px;overflow:hidden;text-overflow:ellipsis}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --ink:#0d1b1f;
  --ink-soft:#3f565b;
  --muted:#728a8f;
  --bg:#f4f7f7;
  --surface:#ffffff;
  --surface-alt:#eef4f3;
  --line:#dde7e5;
  --line-strong:#c6d8d5;
  --primary:#0e7c72;
  --primary-dark:#0a5f57;
  --primary-soft:#e2f2ef;
  --accent:#b98a3e;
  --accent-soft:#f8f1e2;
  --radius-xs:8px;
  --radius-sm:12px;
  --radius:18px;
  --radius-lg:26px;
  --shadow-sm:0 1px 2px rgba(13,27,31,.06);
  --shadow:0 14px 34px -22px rgba(13,27,31,.45);
  --shadow-lg:0 34px 70px -40px rgba(13,27,31,.55);
  --max:1180px;
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,"Segoe UI",system-ui,sans-serif;
  font-size:16px;line-height:1.75;letter-spacing:.01em;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .18s ease}
img,svg{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 var(--gutter)}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:20px;min-height:74px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,#12968a,var(--primary-dark));
  color:#fff;font-weight:800;font-size:17px;
  box-shadow:0 8px 18px -10px rgba(14,124,114,.9);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.desktop-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--ink-soft);
  transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.nav-link:hover{background:var(--primary-soft);color:var(--primary-dark)}
.nav-link.is-active{background:var(--primary);color:#fff;box-shadow:0 10px 22px -16px rgba(14,124,114,.95)}
.nav-link.is-active:hover{background:var(--primary-dark);color:#fff}
.nav-actions{display:flex;align-items:center;gap:10px}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 22px;border-radius:999px;font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 16px 30px -20px rgba(14,124,114,.95)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 22px 38px -22px rgba(14,124,114,.95)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary-dark);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 34px -22px rgba(0,0,0,.6)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-block{width:100%}

/* ===== 首屏 ===== */
.hero{
  position:relative;overflow:hidden;padding:44px 0 68px;
  background:
    radial-gradient(900px 380px at 12% -10%,rgba(14,124,114,.13),transparent 70%),
    radial-gradient(700px 340px at 92% 0%,rgba(185,138,62,.13),transparent 72%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px}
.breadcrumb a:hover{color:var(--primary-dark)}
.breadcrumb .sep{color:var(--line-strong)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:48px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary-dark);font-size:13px;font-weight:600;letter-spacing:.02em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}
.hero h1{margin-top:18px;font-size:clamp(29px,4vw,45px);line-height:1.22;letter-spacing:-.02em;font-weight:800}
.hero h1 em{font-style:normal;color:var(--primary-dark)}
.hero-lead{margin-top:18px;font-size:16.5px;color:var(--ink-soft);max-width:58ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:26px;font-size:13.5px;color:var(--muted)}
.hero-meta strong{color:var(--ink);font-weight:700}

.hero-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-lg);
}
.panel-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-bottom:14px;border-bottom:1px solid var(--line);font-size:14px;font-weight:700;color:var(--ink);
}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;
  background:var(--accent-soft);color:#8a6423;font-size:12px;font-weight:700;
}
.kpi-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.kpi{
  padding:14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:linear-gradient(180deg,#ffffff,var(--surface-alt));
}
.kpi-num{display:block;font-size:26px;font-weight:800;letter-spacing:-.02em;color:var(--primary-dark);line-height:1.15}
.kpi-num small{font-size:12px;font-weight:600;color:var(--muted);margin-left:2px}
.kpi-label{font-size:12.5px;color:var(--muted)}
.panel-list{display:grid;gap:10px;margin:16px 0 18px}
.panel-item{
  display:flex;align-items:center;gap:12px;padding:11px 14px;
  border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface-alt);
  font-size:13.5px;color:var(--ink-soft);
}
.panel-item .rank{
  flex-shrink:0;display:grid;place-items:center;width:24px;height:24px;border-radius:8px;
  background:#fff;color:var(--primary-dark);font-size:12px;font-weight:800;border:1px solid var(--line);
}
.panel-item b{color:var(--ink);font-weight:700}

/* ===== 通用板块 ===== */
.section{padding:76px 0}
.section--alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tight{padding:58px 0}
.section-head{max-width:760px;margin-bottom:38px}
.section-head h2{margin-top:14px;font-size:clamp(24px,2.8vw,34px);line-height:1.26;letter-spacing:-.015em;font-weight:800}
.section-head p{margin-top:14px;color:var(--ink-soft);font-size:16px}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ===== 卡片 ===== */
.card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.card h3{font-size:18px;font-weight:700;margin-top:14px;letter-spacing:-.01em}
.card p{margin-top:10px;font-size:14.6px;color:var(--ink-soft)}
.card-index{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary-dark);font-weight:800;font-size:15px;
}

/* ===== 片单卡片 ===== */
.drama-card{
  display:flex;flex-direction:column;gap:14px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.drama-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.drama-top{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}
.drama-title{font-size:19px;font-weight:800;letter-spacing:-.01em}
.drama-sub{font-size:13px;color:var(--muted);margin-top:4px}
.drama-score{flex-shrink:0;text-align:right;font-size:23px;font-weight:800;color:var(--primary-dark);line-height:1}
.drama-score span{display:block;font-size:11px;color:var(--muted);font-weight:600;margin-top:5px;letter-spacing:.04em}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;
  background:var(--surface-alt);border:1px solid var(--line);
  font-size:12.5px;color:var(--ink-soft);font-weight:600;
}
.tag--warn{background:var(--accent-soft);border-color:#ecdcbb;color:#8a6423}
.drama-card p{font-size:14.6px;color:var(--ink-soft)}
.drama-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;
}

/* ===== 数据条 ===== */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);
}
.stat{background:#fff;padding:26px 24px}
.stat-num{font-size:30px;font-weight:800;color:var(--primary-dark);letter-spacing:-.02em;line-height:1.1}
.stat-num small{font-size:14px;margin-left:2px;color:var(--muted);font-weight:600}
.stat p{font-size:13.5px;color:var(--muted);margin-top:8px}

/* ===== 流程步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;counter-reset:step}
.step{
  position:relative;padding:26px 24px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;margin-bottom:12px;font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--primary);
}
.step h3{font-size:17px;font-weight:700}
.step p{margin-top:8px;font-size:14.5px;color:var(--ink-soft)}

/* ===== 分栏与场景 ===== */
.split{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:44px;align-items:start}
.split h2{font-size:clamp(23px,2.6vw,32px);line-height:1.28;letter-spacing:-.015em;font-weight:800}
.split .lead{margin-top:16px;color:var(--ink-soft);font-size:16px}
.split .mini-note{
  margin-top:24px;padding:16px 18px;border-left:3px solid var(--primary);
  background:var(--primary-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  font-size:14.5px;color:var(--primary-dark);
}
.scene-list{display:grid;gap:14px}
.scene-item{
  display:flex;gap:14px;padding:18px 20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.scene-item:hover{transform:translateX(4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.scene-icon{
  flex-shrink:0;display:grid;place-items:center;width:42px;height:42px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary-dark);font-weight:800;font-size:13px;letter-spacing:.02em;
}
.scene-item h3{font-size:16px;font-weight:700}
.scene-item p{font-size:14px;color:var(--ink-soft);margin-top:4px}

/* ===== FAQ ===== */
.faq{display:grid;gap:12px;max-width:920px}
.faq details{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:0 22px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.faq details[open]{border-color:var(--line-strong);box-shadow:var(--shadow-sm);background:#fff}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 0;font-weight:700;font-size:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:21px;line-height:1;color:var(--primary);font-weight:700;transition:transform .2s ease}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq-body{
  padding:14px 0 18px;border-top:1px dashed var(--line);
  color:var(--ink-soft);font-size:15px;
}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,#0b5f57,#0d1b1f 78%);
  color:#e8f3f1;padding:52px 44px;box-shadow:var(--shadow-lg);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(127,216,204,.28),transparent 68%);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:-.01em;max-width:24ch;line-height:1.3}
.cta-band p{margin-top:14px;color:#b9d3cf;max-width:56ch;font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;position:relative;z-index:1}
.cta-actions .btn-ghost{background:transparent;border-color:rgba(255,255,255,.35);color:#e8f3f1}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}

/* ===== 页脚 ===== */
.site-footer{background:#0d1b1f;color:#c9d8d6;padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{margin-top:16px;font-size:14.5px;color:#9db3b1;max-width:40ch;line-height:1.85}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:14px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14.5px;color:#9db3b1;display:inline-block;transition:color .18s ease,transform .18s ease}
.footer-links a:hover{color:#7fd8cc;transform:translateX(3px)}
.footer-note{font-size:14px;color:#9db3b1;line-height:2}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:#7d9492;
}

/* ===== 移动端底部 Tab ===== */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;
  grid-template-columns:repeat(4,1fr);gap:2px;
  background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  padding:6px 6px calc(6px + env(safe-area-inset-bottom));
  box-shadow:0 -10px 30px -24px rgba(13,27,31,.6);
}
.tab-item{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:6px 2px;border-radius:12px;font-size:11px;color:var(--muted);
  transition:color .18s ease,background .18s ease;
}
.tab-item svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tab-item:hover{color:var(--primary-dark)}
.tab-item.is-active{color:var(--primary);background:var(--primary-soft);font-weight:700}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero{padding:38px 0 58px}
  .section{padding:62px 0}
}
@media (max-width:860px){
  .desktop-nav{display:none}
  .nav-wrap{min-height:64px;gap:12px}
  .nav-actions{margin-left:auto}
  .tabbar{display:grid}
  body{padding-bottom:78px}
  .cta-band{padding:38px 26px}
}
@media (max-width:768px){
  .grid-2,.grid-3,.grid-4,.steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .section{padding:54px 0}
  .section-head{margin-bottom:28px}
  .hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-lead{font-size:15.5px}
  .hero-panel{padding:18px}
  .drama-card,.card{padding:20px}
}
@media (max-width:520px){
  :root{--gutter:18px}
  .brand-text{font-size:15px}
  .brand-mark{width:34px;height:34px;border-radius:11px;font-size:15px}
  .btn{padding:12px 18px;font-size:14.5px}
  .btn-sm{padding:9px 14px;font-size:13px}
  .hero-meta{font-size:12.6px;gap:8px 16px}
  .kpi-grid{grid-template-columns:1fr 1fr}
  .kpi-num{font-size:22px}
  .stat-strip{grid-template-columns:1fr}
  .stat{padding:20px}
  .stat-num{font-size:26px}
  .cta-band{padding:32px 20px;border-radius:var(--radius)}
  .faq details{padding:0 16px}
  .faq summary{font-size:15px;padding:15px 0}
  .footer-bottom{font-size:12.5px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --ink:#0e1f22;
  --ink-soft:#2b3d40;
  --muted:#5d7377;
  --muted-light:#7f9497;
  --brand:#1f6f68;
  --brand-deep:#123f3b;
  --brand-soft:#e6f1ef;
  --accent:#c8952f;
  --accent-soft:#faf1dc;
  --bg:#f4f8f7;
  --surface:#ffffff;
  --surface-2:#f0f5f4;
  --line:#dfe8e6;
  --line-strong:#c9d8d5;
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow-sm:0 1px 2px rgba(14,31,34,.05),0 2px 8px rgba(14,31,34,.04);
  --shadow:0 6px 24px rgba(14,31,34,.07);
  --shadow-lg:0 18px 48px rgba(14,31,34,.12);
  --space:clamp(20px,4vw,32px);
  --max:1180px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand-deep)}
button,input,textarea,select{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.28;letter-spacing:-.01em;font-weight:700;color:var(--ink)}
h1{font-size:clamp(28px,4.2vw,46px)}
h2{font-size:clamp(22px,2.9vw,32px)}
h3{font-size:clamp(17px,1.7vw,20px)}
:focus-visible{outline:3px solid rgba(31,111,104,.45);outline-offset:3px;border-radius:6px}

/* ---------- 容器 ---------- */
.container{
  width:100%;
  max-width:var(--max);
  margin-inline:auto;
  padding-inline:clamp(16px,3.5vw,28px);
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:clamp(12px,2vw,28px);
  min-height:68px;
  padding-block:10px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  color:var(--ink);
  flex:0 0 auto;
}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#fff;
  font-size:17px;
  font-weight:700;
  letter-spacing:0;
  box-shadow:inset 0 -2px 0 rgba(0,0,0,.12);
}
.brand-text{font-size:16px;letter-spacing:.01em;white-space:nowrap}
.desktop-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 13px;
  border-radius:10px;
  font-size:15px;
  color:var(--ink-soft);
  font-weight:500;
  white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:var(--surface-2);color:var(--brand-deep)}
.nav-link.is-active{color:var(--brand-deep);background:var(--brand-soft);font-weight:600}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:3px;
  height:2px;border-radius:2px;
  background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:8px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 5px 16px rgba(31,111,104,.24)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 9px 22px rgba(31,111,104,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:0 3px 10px rgba(31,111,104,.26)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-strong);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-accent{background:var(--accent);color:#2a1e05;box-shadow:0 5px 16px rgba(200,149,47,.3)}
.btn-accent:hover{background:#b9861f;color:#fff;transform:translateY(-1px)}
.btn-block{width:100%}

/* ---------- 通用板块 ---------- */
main{display:block}
.section{padding-block:clamp(48px,6.5vw,80px)}
.section--tight{padding-block:clamp(36px,4.5vw,56px)}
.section-alt{background:var(--surface)}
.section-head{max-width:760px;margin-bottom:clamp(24px,3.4vw,40px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--brand);
  background:var(--brand-soft);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:14px;
}
.eyebrow i{font-size:12px}
.lead{font-size:clamp(15px,1.5vw,17px);color:var(--muted);margin-bottom:0}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(1100px 460px at 88% -12%,rgba(31,111,104,.14),transparent 62%),
    radial-gradient(760px 380px at 4% 108%,rgba(200,149,47,.13),transparent 66%),
    linear-gradient(180deg,#ffffff 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
  padding-block:clamp(44px,6vw,78px) clamp(36px,5vw,64px);
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:clamp(28px,4.5vw,56px);
  align-items:center;
}
.hero h1{margin-bottom:18px}
.hero h1 .hl{
  background:linear-gradient(180deg,transparent 62%,rgba(200,149,47,.32) 62%);
  padding-inline:2px;
}
.hero-sub{
  font-size:clamp(15px,1.6vw,17.5px);
  color:var(--muted);
  max-width:38em;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;
  font-size:13px;
  font-weight:500;
  color:var(--ink-soft);
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--shadow-sm);
}
.tag i{color:var(--brand);font-size:12px}
.hero-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  padding:clamp(20px,2.6vw,28px);
}
.hero-panel-head{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;margin-bottom:18px;
}
.hero-panel-head h2{font-size:16px;margin:0;letter-spacing:.02em}
.panel-dot{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;color:var(--brand);font-weight:600;
  background:var(--brand-soft);border-radius:999px;padding:4px 10px;
}
.panel-dot::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);
  box-shadow:0 0 0 3px rgba(31,111,104,.16);
}
.kpi-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.kpi{
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:14px 15px;
}
.kpi-num{font-size:clamp(20px,2.4vw,26px);font-weight:700;color:var(--brand-deep);line-height:1.2;letter-spacing:-.02em}
.kpi-num small{font-size:13px;font-weight:600;margin-left:2px;color:var(--brand)}
.kpi-label{font-size:12.5px;color:var(--muted);margin-top:4px}
.panel-note{
  margin:16px 0 0;
  font-size:13px;
  color:var(--muted);
  padding-top:14px;
  border-top:1px dashed var(--line-strong);
}

/* ---------- 分类卡片 ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(255px,1fr));
  gap:clamp(16px,2.2vw,24px);
}
.card{
  position:relative;
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(20px,2.4vw,26px);
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--line-strong)}
.card-icon{
  width:44px;height:44px;border-radius:13px;
  display:grid;place-items:center;
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-size:18px;
  margin-bottom:16px;
}
.card h3{margin-bottom:8px}
.card p{font-size:14.5px;color:var(--muted);margin-bottom:16px}
.card-meta{
  margin-top:auto;
  display:flex;flex-wrap:wrap;gap:8px;
  padding-top:14px;
  border-top:1px solid var(--line);
}
.chip{
  font-size:12.5px;
  padding:4px 10px;
  border-radius:8px;
  background:var(--surface-2);
  color:var(--ink-soft);
  border:1px solid var(--line);
}
.chip--accent{background:var(--accent-soft);border-color:#efdfb8;color:#7a5a11}

/* ---------- 选品标准 ---------- */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:clamp(16px,2.2vw,24px);
}
.feature{
  background:#fff;
  border:1px solid var(--line);
  border-left:4px solid var(--brand);
  border-radius:var(--radius);
  padding:22px 22px 20px;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease;
}
.feature:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.feature h3{font-size:17px;display:flex;align-items:center;gap:9px;margin-bottom:8px}
.feature h3 i{color:var(--brand);font-size:15px}
.feature p{font-size:14.5px;color:var(--muted);margin:0}

/* ---------- 场景列表 ---------- */
.scene-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.scene{
  display:flex;
  gap:14px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow-sm);
}
.scene-idx{
  flex:0 0 auto;
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  font-size:14px;font-weight:700;
  background:var(--brand-deep);
  color:#fff;
}
.scene h3{font-size:16px;margin-bottom:6px}
.scene p{font-size:14px;color:var(--muted);margin:0}

/* ---------- 流程 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(215px,1fr));
  gap:clamp(14px,2vw,22px);
  counter-reset:step;
}
.step{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px 22px 20px;
  box-shadow:var(--shadow-sm);
  counter-increment:step;
}
.step::before{
  content:"0" counter(step);
  display:block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--accent);
  margin-bottom:10px;
}
.step h3{font-size:16px;margin-bottom:6px}
.step p{font-size:14px;color:var(--muted);margin:0}

/* ---------- 数据看板 ---------- */
.board{
  background:linear-gradient(160deg,#10312e 0%,#0d2422 100%);
  border-radius:var(--radius-lg);
  padding:clamp(26px,3.6vw,46px);
  color:#e8f2f0;
  box-shadow:var(--shadow-lg);
}
.board-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px}
.board h2{color:#fff;margin-bottom:6px}
.board p{color:#a9c2be;margin:0;font-size:14.5px;max-width:44em}
.board-badge{
  font-size:12.5px;font-weight:600;color:#cfe3df;
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.18);
  border-radius:999px;padding:6px 14px;white-space:nowrap;
}
.board-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px}
.board-item{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);
  padding:18px 18px 16px;
  transition:background .2s ease,border-color .2s ease;
}
.board-item:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.22)}
.board-num{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:#fff;line-height:1.15;letter-spacing:-.02em}
.board-num span{font-size:14px;font-weight:600;color:#8fd0c4;margin-left:3px}
.board-item p{margin:6px 0 0;font-size:13.5px;color:#a9c2be}
.board-foot{
  margin-top:22px;padding-top:18px;
  border-top:1px solid rgba(255,255,255,.13);
  display:flex;flex-wrap:wrap;gap:10px 22px;
  font-size:13.5px;color:#a9c2be;
}
.board-foot i{color:#8fd0c4;margin-right:6px}

/* ---------- 评价 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:18px}
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:12px;
}
.quote-text{font-size:14.5px;color:var(--ink-soft);margin:0}
.quote-text::before{content:"“";color:var(--line-strong);font-size:22px;line-height:0;margin-right:3px}
.quote-meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.avatar{
  width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;
  font-size:13px;font-weight:700;color:#fff;
  background:linear-gradient(150deg,var(--brand),#3c8f86);
}
.quote-name{font-size:13.5px;font-weight:600;color:var(--ink)}
.quote-sub{font-size:12.5px;color:var(--muted-light)}
.stars{color:var(--accent);font-size:12px;letter-spacing:1px;margin-left:auto}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}
.faq summary{
  list-style:none;
  cursor:pointer;
  padding:18px 56px 18px 22px;
  font-size:15.5px;
  font-weight:600;
  color:var(--ink);
  position:relative;
  transition:color .2s ease;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--brand-deep)}
.faq summary::after{
  content:"\2b";
  position:absolute;
  right:20px;top:50%;
  transform:translateY(-50%);
  width:24px;height:24px;
  display:grid;place-items:center;
  border-radius:7px;
  background:var(--surface-2);
  border:1px solid var(--line);
  color:var(--brand);
  font-size:14px;
  line-height:1;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq[open] summary{color:var(--brand-deep)}
.faq[open] summary::after{content:"\2212";background:var(--brand);color:#fff;border-color:var(--brand)}
.faq-body{
  padding:0 22px 20px;
  font-size:14.5px;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:16px;
}
.faq-body p:last-child{margin-bottom:0}

/* ---------- CTA ---------- */
.cta{
  background:
    radial-gradient(700px 320px at 90% 0%,rgba(200,149,47,.2),transparent 62%),
    linear-gradient(150deg,#17544f 0%,#0f3a36 100%);
  border-radius:var(--radius-lg);
  padding:clamp(28px,4vw,50px);
  color:#eaf4f2;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:clamp(22px,3vw,44px);
  align-items:center;
  box-shadow:var(--shadow-lg);
}
.cta h2{color:#fff;margin-bottom:12px}
.cta p{color:#b6cfca;font-size:15px;margin-bottom:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-box{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);
  padding:20px 22px;
}
.cta-box p{font-size:13.5px;color:#c5dbd6;margin:0 0 12px}
.cta-box strong{color:#fff;font-size:15px;display:block;margin-bottom:6px}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  padding-top:20px;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand-deep)}
.crumb i{font-size:10px;color:var(--line-strong)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#0d2422;
  color:#b9ccc9;
  padding-block:clamp(40px,5vw,60px) 26px;
  margin-top:clamp(40px,6vw,72px);
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,1fr) minmax(0,1fr);
  gap:clamp(24px,3.4vw,48px);
  padding-bottom:28px;
}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand p{font-size:14px;color:#9fb8b4;line-height:1.85;margin:0;max-width:36em}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:9px}
.footer-links a{font-size:14px;color:#a9c2be;display:inline-block;transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-note{font-size:13.5px;color:#9fb8b4;line-height:1.95;margin:0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:18px;
  display:flex;flex-wrap:wrap;gap:8px 20px;
  justify-content:space-between;
  font-size:13px;color:#8aa5a1;
}

/* ---------- 移动底部 Tab ---------- */
.tabbar{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:80;
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(14px) saturate(180%);
  border-top:1px solid var(--line);
  box-shadow:0 -4px 20px rgba(14,31,34,.08);
  padding:7px 6px calc(7px + env(safe-area-inset-bottom,0px));
}
.tabbar-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;max-width:560px;margin:0 auto}
.tab-link{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px;
  border-radius:12px;
  font-size:11.5px;
  font-weight:500;
  color:var(--muted);
  transition:color .2s ease,background .2s ease;
}
.tab-link i{font-size:16px;line-height:1}
.tab-link:hover{color:var(--brand-deep);background:var(--surface-2)}
.tab-link.is-active{color:var(--brand-deep);font-weight:700;background:var(--brand-soft)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-panel{max-width:560px}
  .cta{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
  .desktop-nav{margin-left:auto}
  .nav-link{padding:8px 10px;font-size:14px}
}
@media (max-width:860px){
  .desktop-nav{display:none}
  .nav-wrap{min-height:62px;justify-content:space-between}
  .nav-actions{margin-left:auto}
  .brand-text{font-size:15px}
  .tabbar{display:block}
  body{padding-bottom:72px}
  .site-footer{margin-bottom:0}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .section{padding-block:clamp(38px,5.5vw,56px)}
  .card-grid,.feature-grid,.quote-grid{grid-template-columns:1fr}
  .board-grid{grid-template-columns:1fr 1fr}
  .kpi-grid{grid-template-columns:1fr 1fr}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand{grid-column:auto}
}
@media (max-width:520px){
  .brand-text{display:none}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .board-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .scene{flex-direction:row}
  .nav-actions .btn{padding:8px 13px;font-size:13px}
  .faq summary{font-size:15px;padding:16px 50px 16px 18px}
  .faq-body{padding-inline:18px}
  .footer-bottom{flex-direction:column;gap:6px}
  .quote{padding:18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}