/* roulang page: index */
:root{
  --ink:#0b1220;
  --ink-2:#132038;
  --paper:#f5f7fb;
  --white:#ffffff;
  --jade:#12a594;
  --jade-dark:#0b8074;
  --gold:#e8b53c;
  --text:#1a2436;
  --muted:#5d6b82;
  --line:#e2e8f2;
  --soft:#eef3f9;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(15,32,60,.06);
  --shadow-md:0 14px 32px rgba(15,32,60,.11);
  --shadow-lg:0 26px 60px rgba(9,22,44,.20);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:15px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--jade);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(15,32,60,.09);}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;
  min-height:68px;display:flex;align-items:center;gap:16px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--jade) 0%,#0a7367 100%);
  color:#fff;display:grid;place-items:center;
  font-size:16px;font-weight:700;letter-spacing:0;
  box-shadow:0 8px 18px rgba(18,165,148,.32);
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap;}
.header-search{position:relative;flex:1 1 auto;max-width:340px;display:flex;align-items:center;}
.header-search svg{position:absolute;left:14px;width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:1.9;pointer-events:none;}
.header-search input{
  width:100%;height:40px;border-radius:999px;
  border:1px solid var(--line);background:#f2f6fb;
  padding:0 16px 0 42px;font-size:13.5px;color:var(--text);
  outline:none;transition:border-color .2s,background .2s,box-shadow .2s;
}
.header-search input::placeholder{color:#93a1b5;}
.header-search input:hover{background:#eef3f9;}
.header-search input:focus{border-color:var(--jade);background:#fff;box-shadow:0 0 0 4px rgba(18,165,148,.13);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  padding:8px 12px;border-radius:9px;font-size:13.5px;color:var(--muted);
  white-space:nowrap;transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--ink);background:var(--soft);}
.nav-link.is-active{color:var(--jade-dark);background:rgba(18,165,148,.10);font-weight:600;}
.header-cta{height:40px;padding:0 18px;font-size:13.5px;flex-shrink:0;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 20px 20px;}
.mobile-panel.is-open{display:block;}
.mobile-panel .header-search{max-width:none;width:100%;margin-bottom:14px;}
.mobile-nav{display:flex;flex-direction:column;gap:4px;}
.mobile-nav a{padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink-2);}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--soft);color:var(--jade-dark);font-weight:600;}
.mobile-panel .btn{margin-top:14px;width:100%;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;
  font-size:14px;font-weight:600;cursor:pointer;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--jade) 0%,#0a8073 100%);color:#fff;box-shadow:0 10px 24px rgba(18,165,148,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(18,165,148,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:rgba(255,255,255,.36);color:#eaf2fb;background:rgba(255,255,255,.07);}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px);}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff;box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:#bfe0d9;color:var(--jade-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:#e8eff8;
  padding:46px 0 60px;
  background:
    radial-gradient(900px 480px at 12% -20%, rgba(18,165,148,.30) 0%, transparent 62%),
    radial-gradient(760px 420px at 92% 8%, rgba(232,181,60,.16) 0%, transparent 60%),
    linear-gradient(158deg,#0a1220 0%,#0e1c31 52%,#102b3c 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:56px 56px;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
}
.hero-inner{position:relative;z-index:2;}
.status-bar{
  display:inline-flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  font-size:12.5px;color:#c5d6e8;
}
.status-bar strong{color:var(--gold);font-weight:700;}
.status-dot{width:8px;height:8px;border-radius:50%;background:#2ee6a8;box-shadow:0 0 0 4px rgba(46,230,168,.18);}
.status-sep{width:1px;height:12px;background:rgba(255,255,255,.22);}
.hero-title{
  font-size:clamp(26px,4vw,42px);
  line-height:1.32;font-weight:800;letter-spacing:.5px;
  margin:20px 0 14px;color:#fff;
  max-width:900px;
}
.hero-sub{max-width:820px;font-size:15px;line-height:1.86;color:#b6c8dc;margin:0 0 24px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px;}
.hero-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:26px;}
.metric{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius);padding:14px 16px;
}
.metric-num{font-size:22px;font-weight:800;color:var(--gold);line-height:1.2;}
.metric-label{font-size:12.5px;color:#a8bcd2;margin-top:2px;}
.icon-matrix{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;}
.icon-cell{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:15px 14px;
  transition:transform .22s ease,background .22s ease,border-color .22s ease;
}
.icon-cell:hover{transform:translateY(-4px);background:rgba(255,255,255,.10);border-color:rgba(18,165,148,.55);}
.icon-cell svg{width:20px;height:20px;stroke:var(--gold);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.icon-cell h3{font-size:13.5px;font-weight:700;color:#fff;margin:10px 0 4px;}
.icon-cell p{font-size:12px;line-height:1.62;color:#9fb3c9;margin:0;}

/* ============ 区块通用 ============ */
.section{padding:64px 0;}
.section-alt{background:var(--soft);}
.section-dark{background:#0e1b2c;color:#dbe6f2;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap;margin-bottom:32px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:2.2px;
  color:var(--jade-dark);text-transform:uppercase;
}
.sec-kicker::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--jade);}
.section-dark .sec-kicker{color:#5ddcc5;}
.sec-title{font-size:clamp(20px,2.4vw,26px);font-weight:800;color:var(--ink);margin:8px 0 0;line-height:1.4;}
.section-dark .sec-title{color:#fff;}
.sec-desc{max-width:560px;font-size:13.5px;line-height:1.82;color:var(--muted);margin:0;}
.section-dark .sec-desc{color:#a3b7cc;}

/* ============ 卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.card-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.card-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e5de;}
.card-icon{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(18,165,148,.10);color:var(--jade-dark);margin-bottom:14px;
}
.card-icon svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.card h3{font-size:16px;font-weight:700;color:var(--ink);margin:0 0 8px;line-height:1.5;}
.card p{font-size:13.5px;line-height:1.8;color:var(--muted);margin:0;}
.card .tag-row{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;font-size:11.5px;font-weight:600;
  background:rgba(18,165,148,.10);color:var(--jade-dark);
}
.tag.gold{background:rgba(232,181,60,.16);color:#8a6410;}
.tag.grey{background:#eef2f8;color:#5d6b82;}

/* 媒体卡 */
.media-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e5de;}
.media-card img{width:100%;height:172px;object-fit:cover;}
.media-body{padding:18px 20px 20px;}
.media-body h3{font-size:15.5px;font-weight:700;margin:0 0 8px;color:var(--ink);line-height:1.5;}
.media-body p{font-size:13px;color:var(--muted);margin:0 0 12px;line-height:1.75;}

/* 分类入口墙 */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.channel-card{
  position:relative;display:block;padding:24px 22px 22px;
  border-radius:18px;border:1px solid var(--line);background:#fff;
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.channel-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--jade),var(--gold));
  opacity:.85;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e5de;}
.channel-num{font-size:12px;font-weight:700;letter-spacing:1.6px;color:#9aa9bd;}
.channel-card h3{font-size:17px;font-weight:800;color:var(--ink);margin:8px 0 8px;}
.channel-card p{font-size:13.5px;color:var(--muted);margin:0 0 16px;line-height:1.78;}
.channel-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--jade-dark);}
.channel-more svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;transition:transform .2s ease;}
.channel-card:hover .channel-more svg{transform:translateX(4px);}

/* 场景矩阵 */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.scene{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease;
}
.scene:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.scene h3{font-size:14.5px;font-weight:700;margin:0 0 8px;color:var(--ink);}
.scene p{font-size:12.8px;color:var(--muted);margin:0;line-height:1.75;}
.scene .scene-tag{
  display:inline-block;font-size:11.5px;font-weight:700;color:#8a6410;
  background:rgba(232,181,60,.16);border-radius:999px;padding:2px 9px;margin-bottom:10px;
}

/* 数据条 */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:26px;box-shadow:var(--shadow-sm);
}
.stat-item{text-align:left;padding-left:16px;border-left:3px solid rgba(18,165,148,.35);}
.stat-num{font-size:24px;font-weight:800;color:var(--ink);line-height:1.25;}
.stat-num span{font-size:14px;font-weight:700;color:var(--jade-dark);margin-left:2px;}
.stat-label{font-size:12.5px;color:var(--muted);margin-top:4px;}

/* 资讯列表 */
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:26px;align-items:start;}
.news-list{display:flex;flex-direction:column;gap:14px;}
.news-item{
  display:block;background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:18px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#c9e5de;}
.news-title{font-size:15.5px;font-weight:700;color:var(--ink);margin:0 0 6px;line-height:1.55;}
.news-sum{font-size:13px;color:var(--muted);margin:0 0 12px;line-height:1.76;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:#8b9ab0;}
.news-side{display:flex;flex-direction:column;gap:16px;}
.side-box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow-sm);}
.side-title{font-size:14.5px;font-weight:800;color:var(--ink);margin:0 0 14px;padding-bottom:10px;border-bottom:1px dashed var(--line);}
.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;}
.side-list a{font-size:13.2px;color:#3c4a60;line-height:1.6;display:block;transition:color .2s ease;}
.side-list a:hover{color:var(--jade-dark);}
.side-list li{position:relative;padding-left:14px;}
.side-list li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--jade);}
.side-note{font-size:12.5px;color:var(--muted);line-height:1.8;margin:0;}
.empty-note{
  padding:26px;border:1px dashed var(--line);border-radius:14px;
  background:#fff;color:var(--muted);font-size:13.5px;
}

/* 收藏分享大卡 */
.share-card{
  position:relative;overflow:hidden;border-radius:22px;
  padding:38px 34px;color:#eaf2fb;
  background:linear-gradient(120deg,rgba(9,20,36,.90) 0%,rgba(10,40,50,.80) 100%),url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  box-shadow:var(--shadow-lg);
}
.share-card h2{font-size:clamp(19px,2.2vw,25px);font-weight:800;color:#fff;margin:10px 0 12px;}
.share-card p{max-width:720px;font-size:14px;line-height:1.86;color:#b8cade;margin:0 0 20px;}
.share-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;}
.share-point{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:16px;}
.share-point h3{font-size:13.5px;font-weight:700;color:#fff;margin:0 0 6px;}
.share-point p{font-size:12.4px;color:#a9bfd6;margin:0;line-height:1.7;}

/* 专题索引 */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.topic-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;
  box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.topic-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#c9e5de;}
.topic-item h3{font-size:14.5px;font-weight:700;color:var(--ink);margin:0 0 6px;display:flex;align-items:center;gap:8px;}
.topic-item h3::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--jade);}
.topic-item p{font-size:12.8px;color:var(--muted);margin:0;line-height:1.74;}

/* 排行 */
.rank-list{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm);}
.rank-row{
  display:grid;grid-template-columns:48px minmax(0,1fr) 90px 90px 86px;
  align-items:center;gap:12px;padding:15px 20px;
  border-bottom:1px solid #f0f4f9;
  transition:background .2s ease;
}
.rank-row:last-child{border-bottom:0;}
.rank-row:hover{background:#f7fafd;}
.rank-head{background:#f4f8fc;font-size:12px;font-weight:700;color:#7c8ca3;letter-spacing:.5px;}
.rank-idx{font-size:15px;font-weight:800;color:#b9c6d6;}
.rank-row:nth-child(2) .rank-idx{color:var(--gold);}
.rank-row:nth-child(3) .rank-idx{color:#7d93ad;}
.rank-row:nth-child(4) .rank-idx{color:#a98a63;}
.rank-name{font-size:13.8px;font-weight:600;color:var(--ink);}
.rank-cell{font-size:12.6px;color:var(--muted);}
.rank-trend{font-size:12.4px;font-weight:700;color:var(--jade-dark);}
.rank-trend.down{color:#c47a3c;}

/* 口碑 */
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.voice{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow-sm);transition:transform .2s ease,box-shadow .2s ease;
}
.voice:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.voice-stars{color:var(--gold);font-size:13px;letter-spacing:2px;margin-bottom:10px;}
.voice p{font-size:13.4px;color:#3c4a60;line-height:1.82;margin:0 0 16px;}
.voice-who{display:flex;align-items:center;gap:10px;}
.voice-avatar{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(18,165,148,.18),rgba(232,181,60,.22));
  color:var(--jade-dark);font-size:13px;font-weight:800;
}
.voice-name{font-size:13px;font-weight:700;color:var(--ink);}
.voice-meta{font-size:11.8px;color:#93a1b5;}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow-sm);}
.faq-item h3{font-size:14.5px;font-weight:700;color:var(--ink);margin:0 0 10px;line-height:1.6;display:flex;gap:9px;}
.faq-item h3 span{color:var(--jade);font-weight:800;}
.faq-item p{font-size:13.2px;color:var(--muted);margin:0;line-height:1.82;}

/* 收口 CTA */
.cta-band{
  border-radius:24px;padding:44px 36px;text-align:center;
  background:
    radial-gradient(620px 320px at 22% 0%,rgba(18,165,148,.35) 0%,transparent 62%),
    linear-gradient(140deg,#0c1728 0%,#12263c 60%,#123142 100%);
  color:#e8eff8;box-shadow:var(--shadow-lg);
}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;color:#fff;margin:0 0 12px;}
.cta-band p{max-width:700px;margin:0 auto 22px;font-size:13.8px;line-height:1.86;color:#b3c6da;}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;}

/* 页脚 */
.site-footer{background:#0b1220;color:#9fb0c5;padding:52px 0 26px;margin-top:0;}
.footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:26px;flex-wrap:wrap;padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.10);}
.footer-brand{max-width:360px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:13px;line-height:1.82;color:#8fa2b8;margin:14px 0 0;}
.footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;padding-top:30px;}
.footer-col h3{font-size:13.5px;font-weight:700;color:#dbe6f2;margin:0 0 14px;letter-spacing:.5px;}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13px;color:#93a6bc;transition:color .2s ease;}
.footer-col a:hover{color:var(--gold);}
.footer-col p{font-size:12.8px;line-height:1.86;color:#8095ac;margin:0;}
.footer-bottom{
  margin-top:30px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.2px;color:#7b8ea6;
}

/* 响应式 */
@media (max-width:1080px){
  .header-search{max-width:240px;}
  .main-nav{gap:0;}
  .nav-link{padding:8px 9px;font-size:13px;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .icon-matrix{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-layout{grid-template-columns:minmax(0,1fr) 280px;}
}
@media (max-width:960px){
  .header-search{display:none;}
  .main-nav{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .card-grid,.card-grid.cols-4,.channel-grid,.topic-grid,.voice-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-layout{grid-template-columns:minmax(0,1fr);}
  .share-points{grid-template-columns:repeat(2,minmax(0,1fr));}
  .faq-grid{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:700px){
  .hero{padding:34px 0 44px;}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section{padding:46px 0;}
  .card-grid,.card-grid.cols-4,.card-grid.cols-2,.channel-grid,.topic-grid,.voice-grid,.scene-grid,.icon-matrix{grid-template-columns:minmax(0,1fr);}
  .sec-head{align-items:flex-start;}
  .rank-row{grid-template-columns:36px minmax(0,1fr) 76px;gap:10px;padding:13px 14px;}
  .rank-row .rank-cell.hide-sm{display:none;}
  .rank-head .hide-sm{display:none;}
  .share-card{padding:28px 22px;}
  .share-points{grid-template-columns:minmax(0,1fr);}
  .cta-band{padding:32px 22px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:22px;}
  .footer-top{gap:18px;}
  .brand-text{font-size:15px;}
  .stat-item{padding-left:12px;}
  .btn{width:100%;}
  .hero-actions .btn{width:auto;flex:1 1 auto;min-width:150px;}
}
@media (max-width:420px){
  .status-bar{font-size:11.8px;gap:8px;}
  .stat-strip{grid-template-columns:minmax(0,1fr);}
}

/* roulang page: article */
:root{
  --ink:#0b1220;
  --ink-2:#132038;
  --paper:#f5f7fb;
  --white:#ffffff;
  --jade:#12a594;
  --jade-dark:#0b8074;
  --gold:#e8b53c;
  --text:#1a2436;
  --muted:#5d6b82;
  --line:#e2e8f2;
  --soft:#eef3f9;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(15,32,60,.06);
  --shadow-md:0 14px 32px rgba(15,32,60,.11);
  --shadow-lg:0 26px 60px rgba(9,22,44,.20);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:15px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(15,32,60,.09);}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;
  min-height:68px;display:flex;align-items:center;gap:16px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--jade) 0%,#0a7367 100%);
  color:#fff;display:grid;place-items:center;
  font-size:16px;font-weight:700;
  box-shadow:0 8px 18px rgba(18,165,148,.32);
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap;}
.header-search{position:relative;flex:1 1 auto;max-width:340px;display:flex;align-items:center;}
.header-search svg{position:absolute;left:14px;width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:1.9;pointer-events:none;}
.header-search input{
  width:100%;height:40px;border-radius:999px;
  border:1px solid var(--line);background:#f2f6fb;
  padding:0 16px 0 42px;font-size:13.5px;color:var(--text);
  outline:none;transition:border-color .2s,background .2s,box-shadow .2s;
}
.header-search input::placeholder{color:#93a1b5;}
.header-search input:hover{background:#eef3f9;}
.header-search input:focus{border-color:var(--jade);background:#fff;box-shadow:0 0 0 4px rgba(18,165,148,.13);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  padding:8px 12px;border-radius:9px;font-size:13.5px;color:var(--muted);
  white-space:nowrap;transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--ink);background:var(--soft);}
.nav-link.is-active{color:var(--jade-dark);background:rgba(18,165,148,.10);font-weight:600;}
.header-cta{height:40px;padding:0 18px;font-size:13.5px;flex-shrink:0;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 20px 20px;}
.mobile-panel.is-open{display:block;}
.mobile-panel .header-search{max-width:none;width:100%;margin-bottom:14px;}
.mobile-nav{display:flex;flex-direction:column;gap:4px;}
.mobile-nav a{padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink-2);}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--soft);color:var(--jade-dark);font-weight:600;}
.mobile-panel .btn{margin-top:14px;width:100%;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;
  font-size:14px;font-weight:600;cursor:pointer;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--jade) 0%,#0a8073 100%);color:#fff;box-shadow:0 10px 24px rgba(18,165,148,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(18,165,148,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff;box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:#bfe0d9;color:var(--jade-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-soft{border-color:rgba(18,165,148,.28);color:var(--jade-dark);background:rgba(18,165,148,.08);}
.btn-soft:hover{background:rgba(18,165,148,.15);transform:translateY(-2px);}
.btn:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(18,165,148,.45);outline-offset:2px;}

/* ============ 矮横幅 ============ */
.page-banner{
  position:relative;overflow:hidden;
  background:linear-gradient(158deg,#eef4fb 0%,#e5f2ef 52%,#f7f9fd 100%);
  border-bottom:1px solid var(--line);
  padding:28px 0 34px;
}
.page-banner::before{
  content:"";position:absolute;right:-140px;top:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,165,148,.18) 0%,transparent 68%);
}
.page-banner::after{
  content:"";position:absolute;left:-120px;bottom:-180px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,181,60,.16) 0%,transparent 70%);
}
.banner-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.62fr) minmax(0,.88fr);
  gap:36px;align-items:center;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);}
.crumb a{color:var(--muted);transition:color .2s;}
.crumb a:hover{color:var(--jade-dark);}
.crumb .sep{color:#b7c3d4;}
.crumb .cur{color:var(--ink-2);font-weight:600;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-flex;align-items:center;
  height:26px;padding:0 11px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.2px;
  background:rgba(18,165,148,.12);color:var(--jade-dark);
}
.tag-gold{background:rgba(232,181,60,.18);color:#8a6410;}
.tag-plain{background:#fff;color:var(--muted);border:1px solid var(--line);}
.banner-title{
  font-size:clamp(23px,3.1vw,35px);
  line-height:1.36;font-weight:800;color:var(--ink);
  margin:14px 0 12px;
}
.banner-lead{font-size:14.5px;line-height:1.86;color:#465codes;color:#46566f;max-width:760px;}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.meta-chip{
  display:inline-flex;align-items:center;gap:6px;
  height:30px;padding:0 12px;border-radius:9px;
  background:#fff;border:1px solid var(--line);
  font-size:12.5px;color:var(--muted);box-shadow:var(--shadow-sm);
}
.meta-chip b{color:var(--ink-2);font-weight:600;}
.banner-figure{
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-md);border:1px solid rgba(255,255,255,.7);
  aspect-ratio:16/10;
}
.banner-figure img{width:100%;height:100%;object-fit:cover;}

/* ============ 区块通用 ============ */
.section{padding:62px 0;}
.section-alt{background:var(--soft);}
.section-tight{padding:44px 0;}
.sec-head{max-width:760px;margin-bottom:32px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:1.4px;
  color:var(--jade-dark);text-transform:uppercase;
}
.sec-kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--jade);display:block;}
.sec-title{font-size:clamp(20px,2.4vw,26px);font-weight:800;color:var(--ink);margin-top:10px;line-height:1.42;}
.sec-desc{color:var(--muted);font-size:14.5px;margin-top:10px;}

/* ============ 文章主体 ============ */
.article-wrap{position:relative;}
.article-body{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:34px 38px;
  box-shadow:var(--shadow-sm);
}
.article-content{font-size:15.5px;line-height:1.9;color:#26324a;word-break:break-word;}
.article-content h2{
  font-size:21px;font-weight:800;color:var(--ink);
  margin:34px 0 14px;padding-left:13px;border-left:4px solid var(--jade);line-height:1.5;
}
.article-content h3{font-size:17.5px;font-weight:700;color:var(--ink-2);margin:26px 0 10px;}
.article-content h4{font-size:16px;font-weight:700;color:var(--ink-2);margin:20px 0 8px;}
.article-content p{margin:0 0 16px;}
.article-content ul,.article-content ol{margin:0 0 18px;padding-left:22px;}
.article-content ul{list-style:disc;}
.article-content ol{list-style:decimal;}
.article-content li{margin-bottom:8px;}
.article-content strong{color:var(--jade-dark);font-weight:700;}
.article-content em{color:#8a6410;font-style:normal;font-weight:600;}
.article-content a{color:var(--jade-dark);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--jade);}
.article-content img{border-radius:12px;margin:20px auto;box-shadow:var(--shadow-sm);}
.article-content blockquote{
  margin:20px 0;padding:14px 18px;border-left:4px solid var(--gold);
  background:#fbf7ec;border-radius:0 12px 12px 0;color:#54462a;font-size:14.5px;
}
.article-content table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px;}
.article-content th,.article-content td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-content th{background:var(--soft);color:var(--ink);font-weight:700;}
.article-content hr{border:0;border-top:1px solid var(--line);margin:26px 0;}
.article-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  margin-top:30px;padding-top:22px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);
}
.article-foot .tag-row{margin-top:0;}
.empty-state{text-align:left;padding:10px 0 4px;}
.empty-state h2{font-size:22px;font-weight:800;color:var(--ink);margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}

/* ============ 卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;gap:10px;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e6e0;}
.info-card .icon-box{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;background:rgba(18,165,148,.12);color:var(--jade-dark);
}
.info-card .icon-box svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.info-card h3{font-size:16px;font-weight:700;color:var(--ink);line-height:1.5;}
.info-card p{font-size:14px;color:var(--muted);line-height:1.8;}
.info-card .tag-row{margin-top:auto;}

/* ============ 规则速查 ============ */
.rule-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.rule-table{width:100%;border-collapse:collapse;font-size:14px;}
.rule-table thead th{
  background:#0e1b2c;color:#dbe6f2;font-weight:600;font-size:13px;
  text-align:left;padding:15px 18px;letter-spacing:.4px;
}
.rule-table tbody td{padding:16px 18px;border-top:1px solid var(--line);color:#3c4a61;vertical-align:top;}
.rule-table tbody tr:nth-child(even){background:#fafcfe;}
.rule-table tbody tr:hover{background:#f2f8f7;}
.rule-table td:first-child{font-weight:700;color:var(--ink);white-space:nowrap;}

/* ============ 流程 ============ */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.step-item{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 18px 20px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e6e0;}
.step-num{
  display:inline-grid;place-items:center;width:32px;height:32px;border-radius:10px;
  background:linear-gradient(135deg,var(--jade) 0%,#0a7367 100%);
  color:#fff;font-size:13px;font-weight:700;margin-bottom:12px;
  box-shadow:0 6px 16px rgba(18,165,148,.28);
}
.step-item h3{font-size:15.5px;font-weight:700;color:var(--ink);margin-bottom:6px;}
.step-item p{font-size:13.5px;color:var(--muted);line-height:1.78;}

/* ============ 延伸阅读 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.post-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c9e6e0;}
.post-card h3{font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.55;}
.post-card p{font-size:13.5px;color:var(--muted);line-height:1.78;}
.post-card .tag{align-self:flex-start;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:#c9e6e0;box-shadow:var(--shadow-md);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  font-size:15px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex-shrink:0;width:24px;height:24px;border-radius:8px;
  display:grid;place-items:center;background:var(--soft);color:var(--jade-dark);
  font-size:16px;font-weight:700;transition:transform .2s,background .2s;
}
.faq-item[open] summary::after{content:"−";background:rgba(18,165,148,.14);}
.faq-item p{padding:0 22px 20px;font-size:14px;color:var(--muted);line-height:1.85;}

/* ============ 收口 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(140deg,#0b1220 0%,#10293a 60%,#123c46 100%);
  color:#e3edf7;border-radius:var(--radius-lg);
  padding:40px 42px;box-shadow:var(--shadow-lg);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,165,148,.36) 0%,transparent 68%);
}
.cta-band h2{font-size:clamp(20px,2.3vw,25px);font-weight:800;color:#fff;line-height:1.45;position:relative;z-index:2;}
.cta-band p{margin-top:10px;font-size:14px;color:#a9bdd2;max-width:620px;position:relative;z-index:2;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:2;}

/* ============ 页脚 ============ */
.site-footer{background:#0b1220;color:#9db0c6;padding:56px 0 26px;margin-top:0;}
.footer-top{padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.09);}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:13.5px;line-height:1.85;max-width:640px;color:#8fa3ba;}
.footer-grid{
  display:grid;grid-template-columns:1fr 1fr 1.4fr;gap:32px;
  padding:32px 0 8px;
}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.4px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a{font-size:13.5px;color:#9db0c6;transition:color .2s;}
.footer-col li a:hover{color:var(--jade);}
.footer-col p{font-size:13px;line-height:1.9;color:#8fa3ba;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);
  font-size:12.5px;color:#7288a1;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .header-search{max-width:240px;}
  .main-nav{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .banner-inner{grid-template-columns:minmax(0,1fr);gap:24px;}
  .banner-figure{aspect-ratio:16/8;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-band{padding:34px 30px;}
}
@media (max-width:768px){
  .section{padding:46px 0;}
  .article-body{padding:24px 20px;}
  .article-content{font-size:15px;}
  .card-grid,.post-grid,.step-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .rule-table{font-size:13px;}
  .rule-table thead th,.rule-table tbody td{padding:12px 13px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .header-inner{min-height:62px;padding:0 16px;gap:10px;}
  .brand-text{font-size:14.5px;}
  .header-search{display:none;}
  .banner-title{font-size:22px;}
  .banner-lead{font-size:13.8px;}
  .page-banner{padding:22px 0 26px;}
  .article-body{padding:20px 16px;border-radius:16px;}
  .article-content h2{font-size:19px;}
  .btn{height:42px;padding:0 18px;font-size:13.5px;}
  .faq-item summary{padding:15px 16px;font-size:14px;}
  .faq-item p{padding:0 16px 16px;font-size:13.5px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category1 */
:root{
  --ink:#0b1220;
  --ink-2:#132038;
  --paper:#f5f7fb;
  --white:#ffffff;
  --jade:#12a594;
  --jade-dark:#0b8074;
  --gold:#e8b53c;
  --text:#1a2436;
  --muted:#5d6b82;
  --line:#e2e8f2;
  --soft:#eef3f9;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(15,32,60,.06);
  --shadow-md:0 14px 32px rgba(15,32,60,.11);
  --shadow-lg:0 26px 60px rgba(9,22,44,.20);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:15px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--jade);outline-offset:3px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(15,32,60,.09);}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 20px;
  min-height:68px;display:flex;align-items:center;gap:16px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--jade) 0%,#0a7367 100%);
  color:#fff;display:grid;place-items:center;
  font-size:16px;font-weight:700;
  box-shadow:0 8px 18px rgba(18,165,148,.32);
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap;}
.header-search{position:relative;flex:1 1 auto;max-width:340px;display:flex;align-items:center;}
.header-search svg{position:absolute;left:14px;width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:1.9;pointer-events:none;}
.header-search input{
  width:100%;height:40px;border-radius:999px;
  border:1px solid var(--line);background:#f2f6fb;
  padding:0 16px 0 42px;font-size:13.5px;color:var(--text);
  outline:none;transition:border-color .2s,background .2s,box-shadow .2s;
}
.header-search input::placeholder{color:#93a1b5;}
.header-search input:hover{background:#eef3f9;}
.header-search input:focus{border-color:var(--jade);background:#fff;box-shadow:0 0 0 4px rgba(18,165,148,.13);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
  padding:8px 12px;border-radius:9px;font-size:13.5px;color:var(--muted);
  white-space:nowrap;transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--ink);background:var(--soft);}
.nav-link.is-active{color:var(--jade-dark);background:rgba(18,165,148,.10);font-weight:600;}
.header-cta{height:40px;padding:0 18px;font-size:13.5px;flex-shrink:0;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 20px 20px;}
.mobile-panel.is-open{display:block;}
.mobile-panel .header-search{max-width:none;width:100%;margin-bottom:14px;}
.mobile-nav{display:flex;flex-direction:column;gap:4px;}
.mobile-nav a{padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink-2);}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--soft);color:var(--jade-dark);font-weight:600;}
.mobile-panel .btn{margin-top:14px;width:100%;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:10px;
  font-size:14px;font-weight:600;cursor:pointer;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--jade) 0%,#0a8073 100%);color:#fff;box-shadow:0 10px 24px rgba(18,165,148,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(18,165,148,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:rgba(255,255,255,.36);color:#eaf2fb;background:rgba(255,255,255,.07);}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px);}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff;box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:#bfe0d9;color:var(--jade-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:#e8eff8;
  padding:52px 0 62px;
  background:
    linear-gradient(152deg,rgba(9,17,30,.95) 0%,rgba(12,26,45,.93) 56%,rgba(9,48,52,.90) 100%),
    url('/assets/images/backpic/back-4.webp') center/cover no-repeat;
}
.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:56px 56px;
  mask-image:radial-gradient(circle at 40% 20%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 40% 20%,#000 0%,transparent 78%);
}
.hero-inner{position:relative;z-index:2;}
.hero-crumb{font-size:12.5px;color:#8fa6bf;letter-spacing:.4px;margin-bottom:20px;}
.hero-crumb a{color:#b9cee2;}
.hero-crumb a:hover{color:#5ddcc5;}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:34px;align-items:start;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(18,165,148,.16);border:1px solid rgba(93,220,197,.34);
  color:#7de6d2;font-size:12.5px;font-weight:600;letter-spacing:.6px;
}
.hero-title{
  font-size:clamp(26px,3.6vw,40px);
  line-height:1.32;font-weight:800;letter-spacing:.4px;
  margin:18px 0 14px;color:#fff;
}
.hero-sub{max-width:660px;font-size:15px;line-height:1.9;color:#b6c8dc;margin:0 0 22px;}
.check-strip{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 26px;padding:0;list-style:none;}
.check-strip li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:12.8px;color:#cfe0f0;
}
.check-strip svg{width:14px;height:14px;stroke:#5ddcc5;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.check-panel{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-lg);
  padding:24px 22px;
  backdrop-filter:blur(10px);
  box-shadow:var(--shadow-lg);
}
.check-panel h2{font-size:15.5px;color:#fff;font-weight:700;margin:0 0 4px;}
.check-panel .cp-sub{font-size:12.6px;color:#a8bcd2;margin:0 0 8px;}
.cp-item{display:flex;gap:11px;align-items:flex-start;padding:13px 0;border-top:1px dashed rgba(255,255,255,.15);}
.cp-dot{
  width:24px;height:24px;border-radius:50%;flex-shrink:0;margin-top:2px;
  background:rgba(18,165,148,.24);display:grid;place-items:center;
}
.cp-dot svg{width:13px;height:13px;stroke:#7de6d2;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;}
.cp-item strong{display:block;font-size:13.6px;color:#fff;font-weight:600;}
.cp-item em{display:block;font-style:normal;font-size:12.4px;color:#a3b7cc;line-height:1.7;}

/* ============ 区块 ============ */
.section{padding:64px 0;}
.section-alt{background:var(--soft);}
.section-dark{position:relative;background:#0e1b2c;color:#dbe6f2;overflow:hidden;}
.section-dark::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(120deg,rgba(18,165,148,.14),transparent 60%);
}
.section-dark .container{position:relative;z-index:2;}
.sec-head{max-width:820px;margin-bottom:34px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.4px;font-weight:700;letter-spacing:1.8px;
  color:var(--jade-dark);
}
.sec-kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--jade);display:inline-block;}
.sec-title{font-size:clamp(20px,2.5vw,28px);font-weight:800;color:var(--ink);margin:12px 0 10px;line-height:1.42;}
.sec-desc{font-size:14.5px;color:var(--muted);line-height:1.86;}
.section-dark .sec-title{color:#fff;}
.section-dark .sec-desc{color:#a3b7cc;}
.section-dark .sec-kicker{color:#5ddcc5;}

/* ============ 网格 ============ */
.grid{display:grid;gap:18px;}
.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));}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:start;}

/* ============ 卡片 ============ */
.card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:24px 22px;
  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-md);border-color:#bfe0d9;}
.card h3{font-size:16px;font-weight:700;color:var(--ink);margin:14px 0 8px;line-height:1.5;}
.card p{font-size:13.8px;color:var(--muted);line-height:1.82;}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(18,165,148,.10);border:1px solid rgba(18,165,148,.18);color:var(--jade-dark);
}
.card-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:var(--jade-dark);
  background:rgba(18,165,148,.10);border:1px solid rgba(18,165,148,.18);
  border-radius:999px;padding:4px 11px;
}
.section-dark .card{
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.14);
  box-shadow:none;
}
.section-dark .card:hover{background:rgba(255,255,255,.08);border-color:rgba(93,220,197,.42);box-shadow:0 16px 34px rgba(0,0,0,.28);}
.section-dark .card h3{color:#fff;}
.section-dark .card p{color:#a9bccf;}
.section-dark .card-icon{background:rgba(93,220,197,.14);border-color:rgba(93,220,197,.28);color:#7de6d2;}

/* ============ 核对清单 ============ */
.check-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.check-list li:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#bfe0d9;}
.ck{
  width:24px;height:24px;border-radius:50%;flex-shrink:0;margin-top:3px;
  background:rgba(18,165,148,.12);color:var(--jade-dark);display:grid;place-items:center;
}
.ck svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;}
.check-list strong{display:block;font-size:14.4px;color:var(--ink);font-weight:700;}
.check-list em{display:block;font-style:normal;font-size:13.2px;color:var(--muted);line-height:1.78;}

/* ============ 图片卡 ============ */
.figure-card{
  overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-md);
}
.figure-card img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.figure-cap{padding:15px 18px;font-size:13px;color:var(--muted);border-top:1px solid var(--line);line-height:1.75;}

/* ============ 步骤 ============ */
.step-list{display:grid;gap:14px;}
.step{
  display:flex;gap:16px;align-items:flex-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;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#bfe0d9;}
.step-no{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--jade),#0a8073);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:15px;
  box-shadow:0 8px 18px rgba(18,165,148,.28);
}
.step h3{font-size:15px;font-weight:700;color:var(--ink);margin:0 0 6px;}
.step p{font-size:13.4px;color:var(--muted);line-height:1.8;}

/* ============ 数据徽章 ============ */
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:22px;}
.stat{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:18px;
  transition:background .2s ease,border-color .2s ease;
}
.stat:hover{background:rgba(255,255,255,.10);border-color:rgba(93,220,197,.38);}
.stat b{display:block;font-size:26px;font-weight:800;color:#fff;line-height:1.2;}
.stat span{display:block;font-size:12.4px;color:#a3b7cc;margin-top:4px;}

/* ============ 分类入口 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.channel{
  display:block;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:24px;
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.channel:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe0d9;}
.channel h3{font-size:16.5px;font-weight:800;color:var(--ink);margin:0 0 8px;}
.channel p{font-size:13.4px;color:var(--muted);line-height:1.8;}
.channel .more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--jade-dark);margin-top:16px;}
.channel .more svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s ease;}
.channel:hover .more svg{transform:translateX(3px);}
.channel.is-current{border-color:rgba(18,165,148,.42);background:linear-gradient(180deg,#f1fbf9 0%,#ffffff 70%);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:940px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#bfe0d9;box-shadow:var(--shadow-md);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 20px;
  font-size:15px;font-weight:600;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:20px;line-height:1;color:var(--jade-dark);font-weight:400;
  transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item:hover{border-color:#cfe6e1;}
.faq-item p{padding:0 20px 18px;font-size:13.8px;color:var(--muted);line-height:1.86;}

/* ============ 收口 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);padding:42px 38px;
  color:#eaf3fb;box-shadow:var(--shadow-lg);
  background:linear-gradient(135deg,#0b1220 0%,#123345 58%,#0a8073 150%);
  display:flex;justify-content:space-between;align-items:center;gap:26px;flex-wrap:wrap;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,181,60,.24),transparent 68%);
}
.cta-band .cta-copy{position:relative;z-index:2;max-width:640px;}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;color:#fff;margin:0 0 10px;line-height:1.42;}
.cta-band p{font-size:14px;color:#b6c8dc;line-height:1.86;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{background:#0b1220;color:#a9b8cc;padding:56px 0 0;}
.footer-top{
  display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;
  padding-bottom:28px;border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{max-width:560px;font-size:13.4px;line-height:1.88;color:#8fa2ba;margin:14px 0 0;}
.footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;padding:32px 0;}
.footer-col h3{font-size:14px;color:#fff;margin:0 0 14px;font-weight:700;letter-spacing:.5px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:9px;}
.footer-col a{font-size:13.4px;color:#9db0c6;transition:color .2s ease;}
.footer-col a:hover{color:#5ddcc5;}
.footer-col p{font-size:13px;line-height:1.92;color:#8fa2ba;margin:0;}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:18px 0 24px;border-top:1px solid rgba(255,255,255,.10);
  font-size:12.4px;color:#7d90a8;
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .main-nav{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
  .header-search{max-width:none;}
  .header-inner{gap:12px;}
  .hero-grid{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:768px){
  .section{padding:48px 0;}
  .hero{padding:38px 0 48px;}
  .hero-sub{font-size:14.2px;}
  .grid-2{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding:26px 0;}
  .cta-band{padding:32px 24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
}
@media (max-width:560px){
  .container{padding:0 16px;}
  .header-inner{padding:0 16px;}
  .brand-text{font-size:14.6px;}
  .hero-title{font-size:24px;}
  .check-strip li{font-size:12px;padding:7px 12px;}
  .grid-4,.grid-3,.channel-grid{grid-template-columns:1fr;}
  .card{padding:20px 18px;}
  .hero-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .faq-item summary{font-size:14px;padding:14px 16px;}
  .faq-item p{padding:0 16px 16px;}
}

/* roulang page: category2 */
:root{
 --ink:#0b1220;
 --ink-2:#132038;
 --paper:#f5f7fb;
 --white:#ffffff;
 --jade:#12a594;
 --jade-dark:#0b8074;
 --gold:#e8b53c;
 --text:#1a2436;
 --muted:#5d6b82;
 --line:#e2e8f2;
 --soft:#eef3f9;
 --radius:14px;
 --radius-lg:22px;
 --shadow-sm:0 2px 10px rgba(15,32,60,.06);
 --shadow-md:0 14px 32px rgba(15,32,60,.11);
 --shadow-lg:0 26px 60px rgba(9,22,44,.20);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--paper);
 color:var(--text);
 font-size:15px;
 line-height:1.78;
 -webkit-font-smoothing:antialiased;
}
body img{max-width:100%;display:block;border:0;}
body a{color:inherit;text-decoration:none;}
body button,body input{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 顶部导航 ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(15,32,60,.09);}
.header-inner{
 max-width:1200px;margin:0 auto;padding:0 20px;
 min-height:68px;display:flex;align-items:center;gap:16px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
 width:36px;height:36px;border-radius:11px;
 background:linear-gradient(135deg,var(--jade) 0%,#0a7367 100%);
 color:#fff;display:grid;place-items:center;
 font-size:16px;font-weight:700;letter-spacing:0;
 box-shadow:0 8px 18px rgba(18,165,148,.32);
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap;}
.header-search{position:relative;flex:1 1 auto;max-width:340px;display:flex;align-items:center;}
.header-search svg{position:absolute;left:14px;width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:1.9;pointer-events:none;}
.header-search input{
 width:100%;height:40px;border-radius:999px;
 border:1px solid var(--line);background:#f2f6fb;
 padding:0 16px 0 42px;font-size:13.5px;color:var(--text);
 outline:none;transition:border-color .2s,background .2s,box-shadow .2s;
}
.header-search input::placeholder{color:#93a1b5;}
.header-search input:hover{background:#eef3f9;}
.header-search input:focus{border-color:var(--jade);background:#fff;box-shadow:0 0 0 4px rgba(18,165,148,.13);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
 padding:8px 12px;border-radius:9px;font-size:13.5px;color:var(--muted);
 white-space:nowrap;transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--ink);background:var(--soft);}
.nav-link.is-active{color:var(--jade-dark);background:rgba(18,165,148,.10);font-weight:600;}
.header-cta{height:40px;padding:0 18px;font-size:13.5px;flex-shrink:0;}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:10px;
 border:1px solid var(--line);background:#fff;cursor:pointer;
 align-items:center;justify-content:center;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
 content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 20px 20px;}
.mobile-panel.is-open{display:block;}
.mobile-panel .header-search{max-width:none;width:100%;margin-bottom:14px;}
.mobile-nav{display:flex;flex-direction:column;gap:4px;}
.mobile-nav a{padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink-2);}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--soft);color:var(--jade-dark);font-weight:600;}
.mobile-panel .btn{margin-top:14px;width:100%;}

/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:44px;padding:0 22px;border-radius:10px;
 font-size:14px;font-weight:600;cursor:pointer;
 border:1px solid transparent;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--jade) 0%,#0a8073 100%);color:#fff;box-shadow:0 10px 24px rgba(18,165,148,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(18,165,148,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:rgba(255,255,255,.36);color:#eaf2fb;background:rgba(255,255,255,.07);}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px);}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff;box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:#bfe0d9;color:var(--jade-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
 outline:3px solid rgba(18,165,148,.45);outline-offset:2px;
}

/* ============ 分类 Hero ============ */
.cat-hero{
 position:relative;overflow:hidden;color:#e8eff8;
 padding:44px 0 64px;
 background:
 radial-gradient(900px 480px at 10% -20%, rgba(18,165,148,.32) 0%, transparent 62%),
 radial-gradient(720px 420px at 92% 6%, rgba(232,181,60,.16) 0%, transparent 60%),
 linear-gradient(158deg,#0a1220 0%,#0e1c31 52%,#102b3c 100%);
}
.cat-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:56px 56px;
 mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
 -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 78%);
}
.cat-hero-grid{
 position:relative;z-index:2;
 display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
 gap:48px;align-items:center;
}
.hero-eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 14px;border-radius:999px;
 font-size:12.5px;font-weight:700;letter-spacing:1.4px;
 background:rgba(18,165,148,.16);color:#7de6d4;
 border:1px solid rgba(125,230,212,.32);
}
.hero-title{
 font-size:clamp(26px,4vw,42px);
 line-height:1.3;font-weight:800;letter-spacing:.4px;
 margin:18px 0 16px;color:#fff;
}
.hero-title em{font-style:normal;color:#63e0cb;}
.hero-sub{max-width:640px;font-size:15px;line-height:1.86;color:#b6c8dc;margin-bottom:24px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.tag-pill{
 display:inline-flex;align-items:center;height:30px;padding:0 13px;border-radius:999px;
 font-size:12.5px;font-weight:600;color:#c9f2ea;
 background:rgba(18,165,148,.14);border:1px solid rgba(18,165,148,.30);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-figure{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid rgba(255,255,255,.14);
 box-shadow:var(--shadow-lg);
}
.hero-figure img{width:100%;height:318px;object-fit:cover;}
.hero-figure figcaption{
 position:absolute;left:0;right:0;bottom:0;
 padding:20px 22px 18px;
 background:linear-gradient(to top,rgba(6,15,28,.94) 0%,rgba(6,15,28,.55) 55%,rgba(6,15,28,0) 100%);
}
.hero-figure strong{display:block;font-size:15px;color:#fff;font-weight:700;margin-bottom:4px;}
.hero-figure span{font-size:12.5px;color:#a9c1d8;}

/* ============ 通用区块 ============ */
.section{padding:68px 0;}
.section-alt{background:var(--soft);}
.section-head{max-width:730px;margin-bottom:36px;}
.sec-kicker{
 display:inline-flex;align-items:center;gap:9px;
 font-size:12.5px;font-weight:700;letter-spacing:1.6px;
 color:var(--jade-dark);
}
.sec-kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--jade);}
.sec-title{font-size:clamp(21px,2.6vw,30px);font-weight:800;color:var(--ink);line-height:1.42;margin:10px 0 12px;}
.sec-desc{color:var(--muted);font-size:14.5px;line-height:1.85;}

/* ============ 卡片网格 ============ */
.card-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));}

.rule-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rule-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c6e6df;}
.rule-icon{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:rgba(18,165,148,.11);color:var(--jade-dark);margin-bottom:14px;
}
.rule-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;}
.rule-card h3{font-size:16.5px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.rule-card p{font-size:14px;color:var(--muted);line-height:1.82;}

/* ============ 数据条 ============ */
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:26px;}
.stat{
 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;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.stat b{display:block;font-size:25px;font-weight:800;color:var(--ink);line-height:1.25;}
.stat b small{font-size:14px;font-weight:700;color:var(--jade-dark);margin-left:2px;}
.stat span{display:block;margin-top:2px;font-size:12.5px;color:var(--muted);}

/* ============ 番型表 ============ */
.odds-panel{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-md);overflow:hidden;
}
.odds-row{
 display:grid;grid-template-columns:1.15fr .7fr 1.75fr;
 gap:16px;padding:16px 24px;align-items:center;
 border-bottom:1px solid var(--line);font-size:14px;
}
.odds-row:last-child{border-bottom:0;}
.odds-row.head{
 background:#f3f7fc;font-size:12.5px;letter-spacing:1.2px;
 color:var(--muted);font-weight:700;
}
.odds-name{font-weight:700;color:var(--ink);}
.odds-val{font-weight:800;color:var(--jade-dark);}
.odds-desc{color:var(--muted);font-size:13.5px;}

/* ============ 场景卡 ============ */
.scene-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#c6e6df;}
.scene-card img{width:100%;height:176px;object-fit:cover;}
.scene-body{padding:20px 22px 24px;}
.scene-body h3{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.scene-body p{font-size:14px;color:var(--muted);line-height:1.82;}
.scene-label{
 display:inline-block;margin-bottom:10px;padding:3px 10px;border-radius:999px;
 font-size:11.5px;font-weight:700;letter-spacing:.6px;
 color:var(--jade-dark);background:rgba(18,165,148,.10);border:1px solid rgba(18,165,148,.22);
}

/* ============ 判定步骤 ============ */
.demo-grid{display:grid;grid-template-columns:1fr 1.02fr;gap:48px;align-items:center;}
.step{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line);}
.step:last-child{border-bottom:0;}
.step-no{
 flex:0 0 36px;width:36px;height:36px;border-radius:11px;
 display:grid;place-items:center;font-size:14px;font-weight:800;
 color:var(--jade-dark);background:rgba(18,165,148,.12);
}
.step h3{font-size:15.5px;font-weight:700;color:var(--ink);margin-bottom:5px;}
.step p{font-size:13.8px;color:var(--muted);line-height:1.8;}
.demo-figure{
 border-radius:var(--radius-lg);overflow:hidden;background:#fff;
 border:1px solid var(--line);box-shadow:var(--shadow-md);
}
.demo-figure img{width:100%;height:360px;object-fit:cover;}
.demo-figure figcaption{
 padding:16px 22px;font-size:13px;color:var(--muted);
 border-top:1px solid var(--line);background:#fbfdff;
}

/* ============ 判例卡 ============ */
.case-card{
 background:#fff;border:1px solid var(--line);border-left:4px solid var(--jade);
 border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);
 transition:transform .22s ease,box-shadow .22s ease;
}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.case-card h3{font-size:15.5px;font-weight:700;color:var(--ink);margin-bottom:9px;}
.case-card p{font-size:13.8px;color:var(--muted);line-height:1.82;}
.case-verdict{
 display:inline-flex;align-items:center;gap:6px;margin-top:14px;
 font-size:12.5px;font-weight:700;color:var(--jade-dark);
 background:rgba(18,165,148,.09);border:1px solid rgba(18,165,148,.22);
 padding:4px 11px;border-radius:999px;
}

/* ============ 口碑 ============ */
.voice-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
 transition:transform .22s ease,box-shadow .22s ease;
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.voice-stars{color:var(--gold);font-size:13px;letter-spacing:2px;margin-bottom:12px;}
.voice-card p{font-size:14.2px;color:var(--ink-2);line-height:1.84;}
.voice-meta{display:flex;align-items:center;gap:11px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);}
.avatar{
 width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
 font-size:13px;font-weight:800;color:#fff;
 background:linear-gradient(135deg,var(--jade) 0%,#0a7367 100%);
}
.voice-meta strong{display:block;font-size:13.5px;color:var(--ink);font-weight:700;}
.voice-meta span{display:block;font-size:12px;color:var(--muted);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:#c6e6df;box-shadow:var(--shadow-md);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:15px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";font-size:19px;font-weight:700;color:var(--jade-dark);
 line-height:1;transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding:0 22px 20px;font-size:14px;color:var(--muted);line-height:1.85;}

/* ============ CTA 收口 ============ */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:54px 46px;color:#eef6ff;
 background:linear-gradient(135deg,#0a1524 0%,#102e42 100%);
 box-shadow:var(--shadow-lg);
}
.cta-band::before{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/backpic/back-2.webp');
 background-size:cover;background-position:center;
 opacity:.20;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:clamp(21px,2.6vw,29px);font-weight:800;color:#fff;line-height:1.42;margin-bottom:12px;}
.cta-band p{max-width:680px;font-size:14.5px;color:#b3c7dc;line-height:1.85;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{background:#0b1524;color:#93a7bf;padding:56px 0 0;margin-top:0;border-top:1px solid rgba(255,255,255,.07);}
.footer-top{padding-bottom:30px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:13.5px;line-height:1.85;max-width:720px;color:#8ea3bb;}
.footer-grid{
 display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;
 padding:34px 0 40px;border-top:1px solid rgba(255,255,255,.08);
}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:13.5px;color:#8ea3bb;transition:color .2s ease;}
.footer-col ul li a:hover{color:#63e0cb;}
.footer-col p{font-size:13px;line-height:1.9;color:#7f94ad;}
.footer-bottom{
 display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
 padding:18px 0;border-top:1px solid rgba(255,255,255,.08);
 font-size:12.5px;color:#6f85a0;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .header-search{max-width:230px;}
 .cat-hero-grid{grid-template-columns:1fr;gap:34px;}
 .hero-figure img{height:280px;}
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
 .demo-grid{grid-template-columns:1fr;gap:34px;}
 .demo-figure img{height:300px;}
 .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
 .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:820px){
 .header-inner > .header-search{display:none;}
 .main-nav,.header-cta{display:none;}
 .nav-toggle{display:inline-flex;margin-left:auto;}
 .section{padding:56px 0;}
 .cat-hero{padding:34px 0 52px;}
}
@media (max-width:640px){
 .grid-2,.grid-3,.grid-4,.stat-strip{grid-template-columns:1fr;}
 .odds-row{grid-template-columns:1fr;gap:4px;padding:15px 18px;}
 .odds-row.head{display:none;}
 .odds-name{font-size:15px;}
 .section{padding:46px 0;}
 .cta-band{padding:36px 24px;}
 .hero-figure img{height:220px;}
 .demo-figure img{height:230px;}
 .footer-grid{grid-template-columns:1fr;gap:26px;}
 .footer-bottom{flex-direction:column;gap:6px;}
 .voice-card,.rule-card,.scene-body{padding-left:18px;padding-right:18px;}
}

/* roulang page: category3 */
:root{
 --ink:#0b1220;
 --ink-2:#132038;
 --paper:#f5f7fb;
 --white:#ffffff;
 --jade:#12a594;
 --jade-dark:#0b8074;
 --gold:#e8b53c;
 --text:#1a2436;
 --muted:#5d6b82;
 --line:#e2e8f2;
 --soft:#eef3f9;
 --radius:14px;
 --radius-lg:22px;
 --shadow-sm:0 2px 10px rgba(15,32,60,.06);
 --shadow-md:0 14px 32px rgba(15,32,60,.11);
 --shadow-lg:0 26px 60px rgba(9,22,44,.20);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--paper);
 color:var(--text);
 font-size:15px;
 line-height:1.78;
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,165,148,.45);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ============ 顶部导航 ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(14px);
 border-bottom:1px solid var(--line);
 transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(15,32,60,.09);}
.header-inner{
 max-width:1200px;margin:0 auto;padding:0 20px;
 min-height:68px;display:flex;align-items:center;gap:16px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
 width:36px;height:36px;border-radius:11px;
 background:linear-gradient(135deg,var(--jade) 0%,#0a7367 100%);
 color:#fff;display:grid;place-items:center;
 font-size:16px;font-weight:700;
 box-shadow:0 8px 18px rgba(18,165,148,.32);
}
.brand-text{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap;}
.header-search{position:relative;flex:1 1 auto;max-width:340px;display:flex;align-items:center;}
.header-search svg{position:absolute;left:14px;width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:1.9;pointer-events:none;}
.header-search input{
 width:100%;height:40px;border-radius:999px;
 border:1px solid var(--line);background:#f2f6fb;
 padding:0 16px 0 42px;font-size:13.5px;color:var(--text);
 outline:none;transition:border-color .2s,background .2s,box-shadow .2s;
}
.header-search input::placeholder{color:#93a1b5;}
.header-search input:hover{background:#eef3f9;}
.header-search input:focus{border-color:var(--jade);background:#fff;box-shadow:0 0 0 4px rgba(18,165,148,.13);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-link{
 padding:8px 12px;border-radius:9px;font-size:13.5px;color:var(--muted);
 white-space:nowrap;transition:color .2s,background .2s;
}
.nav-link:hover{color:var(--ink);background:var(--soft);}
.nav-link.is-active{color:var(--jade-dark);background:rgba(18,165,148,.10);font-weight:600;}
.header-cta{height:40px;padding:0 18px;font-size:13.5px;flex-shrink:0;}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:10px;
 border:1px solid var(--line);background:#fff;cursor:pointer;
 align-items:center;justify-content:center;flex-shrink:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
 content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-panel{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 20px 20px;}
.mobile-panel.is-open{display:block;}
.mobile-panel .header-search{max-width:none;width:100%;margin-bottom:14px;}
.mobile-nav{display:flex;flex-direction:column;gap:4px;}
.mobile-nav a{padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink-2);}
.mobile-nav a:hover,.mobile-nav a.is-active{background:var(--soft);color:var(--jade-dark);font-weight:600;}
.mobile-panel .btn{margin-top:14px;width:100%;}

/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 height:44px;padding:0 22px;border-radius:10px;
 font-size:14px;font-weight:600;cursor:pointer;
 border:1px solid transparent;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--jade) 0%,#0a8073 100%);color:#fff;box-shadow:0 10px 24px rgba(18,165,148,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(18,165,148,.36);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:rgba(255,255,255,.36);color:#eaf2fb;background:rgba(255,255,255,.07);}
.btn-ghost:hover{background:rgba(255,255,255,.15);transform:translateY(-2px);}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff;box-shadow:var(--shadow-sm);}
.btn-outline:hover{border-color:#bfe0d9;color:var(--jade-dark);transform:translateY(-2px);box-shadow:var(--shadow-md);}

/* ============ 分类 Hero（深色信息面板） ============ */
.cat-hero{
 position:relative;overflow:hidden;color:#e8eff8;
 padding:44px 0 54px;
 background-image:
  linear-gradient(118deg,rgba(8,15,28,.95) 0%,rgba(13,32,52,.91) 48%,rgba(9,20,34,.88) 100%),
  url('/assets/images/backpic/back-3.webp');
 background-size:cover;
 background-position:center;
}
.cat-hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
 background-size:58px 58px;
 mask-image:radial-gradient(circle at 46% 26%,#000 0%,transparent 76%);
 -webkit-mask-image:radial-gradient(circle at 46% 26%,#000 0%,transparent 76%);
}
.cat-hero-inner{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:#8fa6bf;margin-bottom:18px;}
.crumb a{color:#c3d5e8;transition:color .2s;}
.crumb a:hover{color:var(--gold);}
.crumb-sep{color:#4d6480;}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:34px;align-items:start;}
.kicker{
 display:inline-flex;align-items:center;gap:8px;
 height:30px;padding:0 14px;border-radius:999px;
 font-size:12.5px;font-weight:600;letter-spacing:.4px;
 color:#8ef0dd;background:rgba(18,165,148,.16);
 border:1px solid rgba(18,165,148,.34);
}
.hero-title{
 font-size:clamp(26px,3.6vw,40px);
 line-height:1.34;font-weight:800;letter-spacing:.5px;
 margin:16px 0 14px;color:#fff;max-width:760px;
}
.hero-sub{font-size:15px;line-height:1.86;color:#b6c8dc;max-width:720px;margin-bottom:22px;}
.tag-row{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px;}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 height:30px;padding:0 13px;border-radius:999px;
 font-size:12.5px;color:#cfe0f0;
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.14);
 transition:background .2s,border-color .2s,color .2s;
}
.tag:hover{background:rgba(18,165,148,.20);border-color:rgba(18,165,148,.45);color:#a9f0e2;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* Hero 右侧 faux 数据榜单 */
.hero-panel{
 background:rgba(255,255,255,.055);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-lg);
 padding:20px 20px 16px;
 box-shadow:var(--shadow-lg);
 backdrop-filter:blur(6px);
}
.hero-panel-head{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:14px;}
.hero-panel-title{font-size:14.5px;font-weight:700;color:#fff;letter-spacing:.3px;}
.hero-panel-note{font-size:11.5px;color:#8ea6c0;}
.rank-row{display:grid;grid-template-columns:22px minmax(0,1fr) 78px;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.10);}
.rank-row:last-child{border-bottom:0;}
.rank-no{
 width:22px;height:22px;border-radius:7px;
 display:grid;place-items:center;
 font-size:11.5px;font-weight:700;color:#0b1220;
 background:#9fb4cb;
}
.rank-row:nth-child(2) .rank-no{background:var(--gold);}
.rank-row:nth-child(3) .rank-no{background:#c8d6e6;}
.rank-name{font-size:13px;color:#dbe8f4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.rank-bar{height:6px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden;margin-top:6px;}
.rank-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--jade),#5cdcc4);}
.rank-val{font-size:12px;color:#8ef0dd;text-align:right;font-weight:700;}
.hero-panel-foot{margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.12);font-size:11.5px;color:#8ea6c0;line-height:1.7;}

/* ============ 数据条 ============ */
.stat-band{background:#fff;border-bottom:1px solid var(--line);}
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;padding:26px 0;}
.stat-item{padding:0 22px;border-left:1px solid var(--line);}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{font-size:26px;font-weight:800;color:var(--ink);letter-spacing:.5px;line-height:1.2;}
.stat-num em{font-style:normal;font-size:14px;font-weight:700;color:var(--jade-dark);margin-left:3px;}
.stat-label{font-size:12.8px;color:var(--muted);margin-top:4px;}

/* ============ 区块通用 ============ */
.section{padding:62px 0;}
.section-alt{background:var(--soft);}
.section-dark{background:#0d1a2b;color:#dbe6f2;}
.sec-head{max-width:760px;margin-bottom:30px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:30px;}
.sec-kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:1px;color:var(--jade-dark);
 text-transform:uppercase;
}
.sec-kicker::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--jade);}
.section-dark .sec-kicker{color:#5ddcc5;}
.sec-title{font-size:clamp(20px,2.4vw,27px);font-weight:800;color:var(--ink);margin:8px 0 0;line-height:1.4;}
.section-dark .sec-title{color:#fff;}
.sec-desc{font-size:14.5px;color:var(--muted);margin-top:10px;line-height:1.8;}
.section-dark .sec-desc{color:#a3b7cc;}

/* ============ 通用卡片 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.info-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
 display:flex;flex-direction:column;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe0d9;}
.icon-box{
 width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
 background:rgba(18,165,148,.12);color:var(--jade-dark);
 margin-bottom:14px;flex-shrink:0;
}
.icon-box svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.card-title{font-size:16px;font-weight:700;color:var(--ink);line-height:1.5;}
.card-text{font-size:13.8px;color:var(--muted);line-height:1.8;margin-top:8px;}
.card-tag{
 align-self:flex-start;margin-top:16px;
 display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
 font-size:11.5px;font-weight:600;color:var(--jade-dark);background:rgba(18,165,148,.10);
}

/* ============ 技巧分组卡 ============ */
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.topic-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
 box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe0d9;}
.topic-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;}
.topic-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.topic-title{font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.5;}
.topic-text{font-size:13.5px;color:var(--muted);line-height:1.8;margin-top:8px;flex:1 1 auto;}
.topic-meta{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px;}
.chip{
 display:inline-flex;align-items:center;height:23px;padding:0 9px;border-radius:7px;
 font-size:11.5px;font-weight:600;color:#41546c;background:var(--soft);border:1px solid var(--line);
}

/* ============ 版本节奏时间线 ============ */
.timeline{position:relative;display:grid;gap:0;border-left:2px solid var(--line);margin-left:8px;}
.tl-item{position:relative;padding:0 0 26px 26px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
 content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;
 background:#fff;border:3px solid var(--jade);
}
.tl-when{font-size:12.5px;font-weight:700;color:var(--jade-dark);letter-spacing:.4px;}
.tl-title{font-size:15.5px;font-weight:700;color:var(--ink);margin-top:4px;}
.tl-text{font-size:13.8px;color:var(--muted);line-height:1.8;margin-top:6px;max-width:760px;}

/* ============ 深色场景区 ============ */
.scene-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.86fr);gap:36px;align-items:center;}
.scene-list{display:grid;gap:14px;}
.scene-item{
 display:flex;gap:14px;align-items:flex-start;
 padding:18px 20px;border-radius:var(--radius);
 background:rgba(255,255,255,.05);
 border:1px solid rgba(255,255,255,.12);
 transition:background .2s,border-color .2s,transform .2s;
}
.scene-item:hover{background:rgba(18,165,148,.14);border-color:rgba(18,165,148,.4);transform:translateY(-3px);}
.scene-no{
 width:30px;height:30px;border-radius:9px;flex-shrink:0;
 display:grid;place-items:center;font-size:13px;font-weight:700;
 color:#0b1220;background:linear-gradient(135deg,#8ef0dd,#12a594);
}
.scene-name{font-size:15px;font-weight:700;color:#fff;}
.scene-text{font-size:13.5px;color:#a3b7cc;line-height:1.78;margin-top:5px;}
.scene-figure{border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,.14);box-shadow:var(--shadow-lg);}
.scene-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}

/* ============ 口碑墙 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.quote-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 22px 20px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe0d9;}
.quote-mark{font-size:26px;line-height:1;color:var(--gold);font-weight:800;}
.quote-text{font-size:14px;color:var(--ink-2);line-height:1.8;margin-top:8px;}
.quote-user{display:flex;align-items:center;gap:10px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);}
.avatar{
 width:32px;height:32px;border-radius:50%;flex-shrink:0;
 display:grid;place-items:center;font-size:12.5px;font-weight:700;color:#fff;
 background:linear-gradient(135deg,var(--jade),#0a7367);
}
.quote-name{font-size:13px;font-weight:700;color:var(--ink);}
.quote-role{font-size:11.5px;color:var(--muted);}

/* ============ 最新动态列表 ============ */
.post-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.post-item{
 display:flex;flex-direction:column;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 20px 18px;box-shadow:var(--shadow-sm);
 transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#bfe0d9;}
.post-meta{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--muted);margin-bottom:10px;}
.post-cat{
 display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:6px;
 font-size:11px;font-weight:700;color:var(--jade-dark);background:rgba(18,165,148,.10);
}
.post-title{font-size:15px;font-weight:700;color:var(--ink);line-height:1.55;}
.post-excerpt{font-size:13.4px;color:var(--muted);line-height:1.8;margin-top:8px;flex:1 1 auto;}
.post-more{font-size:12.5px;font-weight:700;color:var(--jade-dark);margin-top:14px;}
.post-empty{
 background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
 padding:34px 20px;text-align:center;color:var(--muted);font-size:14px;
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:#bfe0d9;box-shadow:var(--shadow-md);}
.faq-item summary{
 list-style:none;cursor:pointer;padding:17px 52px 17px 20px;position:relative;
 font-size:14.8px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"";position:absolute;right:20px;top:22px;width:10px;height:10px;
 border-right:2px solid var(--jade-dark);border-bottom:2px solid var(--jade-dark);
 transform:rotate(45deg);transition:transform .22s ease;
}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-item summary:hover{color:var(--jade-dark);}
.faq-answer{padding:0 20px 18px;font-size:13.9px;color:var(--muted);line-height:1.85;}

/* ============ 收口 CTA ============ */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(135deg,#0b1220 0%,#0f2c3a 60%,#0d433c 100%);
 color:#e8f2fb;border-radius:var(--radius-lg);
 padding:40px 38px;box-shadow:var(--shadow-lg);
 display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
}
.cta-band::after{
 content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
 background:radial-gradient(circle,rgba(18,165,148,.38) 0%,transparent 70%);
}
.cta-left{position:relative;z-index:2;max-width:640px;}
.cta-title{font-size:clamp(19px,2.3vw,25px);font-weight:800;color:#fff;line-height:1.4;}
.cta-text{font-size:14px;color:#a9bfd4;line-height:1.8;margin-top:10px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{
 background:#0a1220;color:#9fb2c8;padding:52px 0 26px;margin-top:0;
 border-top:1px solid rgba(255,255,255,.08);
}
.footer-top{padding-bottom:26px;border-bottom:1px solid rgba(255,255,255,.09);margin-bottom:30px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:13.5px;line-height:1.85;color:#8fa3ba;max-width:620px;}
.footer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;}
.footer-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.4px;}
.footer-col ul{display:grid;gap:9px;}
.footer-col li a{font-size:13.4px;color:#9fb2c8;transition:color .2s,transform .2s;display:inline-block;}
.footer-col li a:hover{color:#5ddcc5;transform:translateX(2px);}
.footer-col p{font-size:13.2px;line-height:1.85;color:#8fa3ba;}
.footer-bottom{
 margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.09);
 display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:12.5px;color:#6f849c;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .header-search{max-width:220px;}
 .cat-hero-grid{grid-template-columns:1fr;gap:28px;}
 .scene-wrap{grid-template-columns:1fr;gap:26px;}
 .card-grid,.topic-grid,.quote-grid,.post-list{grid-template-columns:repeat(2,minmax(0,1fr));}
 .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 0;}
 .stat-item:nth-child(3){border-left:0;padding-left:0;}
}
@media (max-width:880px){
 .main-nav,.header-cta{display:none;}
 .header-search{max-width:none;}
 .nav-toggle{display:flex;}
 .header-inner{gap:12px;}
}
@media (max-width:768px){
 .section{padding:48px 0;}
 .cat-hero{padding:34px 0 42px;}
 .hero-title{font-size:clamp(23px,5.6vw,30px);}
 .footer-grid{grid-template-columns:1fr;gap:26px;}
 .cta-band{padding:30px 24px;}
 .stat-item{padding:0 16px;}
}
@media (max-width:600px){
 .card-grid,.topic-grid,.quote-grid,.post-list{grid-template-columns:1fr;}
 .stat-grid{grid-template-columns:1fr;gap:16px;}
 .stat-item{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:14px;}
 .stat-item:first-child{border-top:0;padding-top:0;}
 .hero-actions .btn,.cta-actions .btn{width:100%;}
 .rank-row{grid-template-columns:22px minmax(0,1fr) 62px;}
 .brand-text{font-size:14.5px;}
 .faq-item summary{font-size:14px;padding:15px 46px 15px 16px;}
 .faq-item summary::after{right:16px;top:20px;}
 .faq-answer{padding:0 16px 16px;}
}