/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-2:#10142b;
  --ink-3:#252b52;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-3:#ff8a00;
  --bg:#f4f5fa;
  --surface:#ffffff;
  --text:#1e2235;
  --muted:#6b7185;
  --border:#e6e8f2;
  --radius:12px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow-md:0 14px 34px rgba(26,31,61,.10);
  --shadow-lg:0 24px 60px rgba(16,20,43,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.35;letter-spacing:-.3px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
input{font:inherit}
.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:var(--ink);
  color:#fff;
  box-shadow:0 6px 24px rgba(16,20,43,.28);
}
.head-top-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:18px;height:70px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  color:#1a1f3d;font-weight:900;font-size:19px;
  display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.6px;color:#fff}
.brand-sub{display:block;font-size:11px;font-weight:400;color:#98a0c0;letter-spacing:1.6px;margin-top:-2px}
.head-util{display:flex;align-items:center;gap:14px}
.head-link{font-size:14px;color:#c3c9e0;transition:.2s;white-space:nowrap}
.head-link:hover{color:var(--gold-2)}
.head-tabs{background:rgba(255,255,255,.045);border-top:1px solid rgba(255,255,255,.08)}
.tabs-scroll{
  display:flex;gap:6px;align-items:center;
  overflow-x:auto;scrollbar-width:none;
  padding-top:9px;padding-bottom:9px;
}
.tabs-scroll::-webkit-scrollbar{display:none}
.tab{
  display:inline-block;padding:8px 17px;border-radius:999px;
  font-size:14px;color:#c3c9e0;white-space:nowrap;
  transition:background .2s,color .2s,transform .2s;
}
.tab:hover{background:rgba(255,255,255,.10);color:#fff}
.tab.active{
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  color:#1a1f3d;font-weight:800;
  box-shadow:0 6px 16px rgba(255,180,0,.3);
}
.tab:focus-visible{outline:3px solid var(--gold-2);outline-offset:2px}

/* ============ 按钮 ============ */
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  color:#1a1f3d;font-weight:800;font-size:15px;
  box-shadow:0 10px 24px rgba(255,180,0,.35);
  transition:transform .2s,box-shadow .2s,filter .2s;
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,180,0,.45);filter:saturate(1.08)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.btn-gold.sm{padding:9px 20px;font-size:13px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;
  border:1px solid rgba(255,255,255,.28);
  color:#fff;font-weight:600;font-size:15px;
  transition:background .2s,border-color .2s,transform .2s;
}
.btn-ghost:hover{background:rgba(255,255,255,.10);border-color:rgba(255,180,0,.6);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:var(--ink-2);color:#fff;
  padding:74px 0 108px;
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.42;z-index:0;
}
.hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(112deg,rgba(16,20,43,.97) 0%,rgba(26,31,61,.90) 44%,rgba(26,31,61,.52) 100%);
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:86px;z-index:2;
  background:var(--bg);
  clip-path:polygon(0 100%,100% 0,100% 100%);
}
.hero-inner{position:relative;z-index:3}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;
  gap:52px;align-items:center;
}
.hero-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:999px;
  background:rgba(255,180,0,.14);
  border:1px solid rgba(255,180,0,.42);
  color:var(--gold-2);font-size:13px;font-weight:600;letter-spacing:.6px;
}
.hero h1{
  font-size:clamp(28px,4vw,46px);
  font-weight:900;line-height:1.25;
  margin:20px 0 18px;letter-spacing:-1px;
}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{
  font-size:15.5px;color:#c5cbe2;max-width:640px;
  line-height:1.95;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
}
.hero-stat b{display:block;font-size:24px;font-weight:900;color:var(--gold);line-height:1.2}
.hero-stat span{font-size:13px;color:#9aa2c2}

/* 券面 */
.coupon-card{
  position:relative;
  background:linear-gradient(155deg,#fff9ea 0%,#ffffff 52%,#fff2cf 100%);
  color:var(--ink);
  border-radius:18px;
  padding:28px 26px 26px;
  box-shadow:var(--shadow-lg);
  border:1px solid rgba(255,180,0,.55);
}
.coupon-card::before{
  content:"";position:absolute;top:-9px;left:34px;right:34px;height:18px;
  background:linear-gradient(90deg,transparent,rgba(255,180,0,.75),transparent);
  border-radius:50%;filter:blur(6px);
}
.coupon-tag{
  display:inline-block;padding:4px 12px;border-radius:6px;
  background:rgba(26,31,61,.9);color:var(--gold-2);
  font-size:12px;font-weight:700;letter-spacing:1px;
}
.coupon-title{font-size:17px;font-weight:800;margin-top:14px;color:var(--ink)}
.coupon-value{
  display:flex;align-items:baseline;gap:10px;margin-top:10px;
  color:#e08700;font-weight:900;
}
.coupon-value b{font-size:52px;line-height:1;letter-spacing:-2px}
.coupon-value span{font-size:14px;font-weight:700;color:#8a7a4e}
.coupon-dash{
  position:relative;margin:20px 0 16px;
  border-top:2px dashed rgba(26,31,61,.16);
}
.coupon-list li{
  display:flex;align-items:flex-start;gap:9px;
  font-size:13.5px;color:#545a72;margin-bottom:8px;
}
.coupon-list li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;margin-top:8px;
  border-radius:50%;background:var(--gold);
}
.coupon-card .btn-gold{width:100%;margin-top:14px}
.coupon-foot{
  text-align:center;font-size:12px;color:#9a9070;margin-top:10px;letter-spacing:.5px;
}

/* ============ 通用板块 ============ */
.section{padding:66px 0}
.section-alt{background:var(--surface)}
.section-dark{background:var(--ink-2);color:#fff}
.section-tint{background:linear-gradient(180deg,#f4f5fa 0%,#eef0f8 100%)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{
  font-size:clamp(22px,2.8vw,30px);font-weight:900;color:var(--ink);
}
.section-head p{color:var(--muted);margin-top:12px;font-size:15px;line-height:1.9}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:#b3bad5}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
  color:#c58c00;margin-bottom:12px;text-transform:uppercase;
}
.section-dark .eyebrow{color:var(--gold-2)}

/* 数据条 */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.stat-box{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:22px 20px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.stat-box:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.stat-box b{display:block;font-size:30px;font-weight:900;color:var(--ink);line-height:1.15}
.stat-box b i{font-style:normal;font-size:15px;color:#c58c00;margin-left:3px}
.stat-box p{font-size:13.5px;color:var(--muted);margin-top:8px}

/* 内容日历 */
.day-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.day-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s;
}
.day-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.day-card .day{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:1px;
  color:#c58c00;background:rgba(255,180,0,.13);
  padding:3px 10px;border-radius:999px;
}
.day-card h3{font-size:15.5px;font-weight:800;margin-top:12px;color:var(--ink)}
.day-card p{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.75}

/* 专题卡 */
.topic-card{
  position:relative;display:block;overflow:hidden;
  border-radius:var(--radius);background:var(--ink);
  box-shadow:var(--shadow-sm);
  transition:transform .25s,box-shadow .25s;
}
.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.topic-card img{width:100%;height:170px;object-fit:cover;opacity:.72;transition:transform .4s,opacity .3s}
.topic-card:hover img{transform:scale(1.06);opacity:.85}
.topic-body{
  position:absolute;inset:auto 0 0 0;
  padding:16px 18px;
  background:linear-gradient(180deg,rgba(16,20,43,0) 0%,rgba(16,20,43,.92) 62%);
  color:#fff;
}
.topic-body h3{font-size:16px;font-weight:800}
.topic-body p{font-size:12.5px;color:#c0c6de;margin-top:5px;line-height:1.65}
.topic-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:3px 10px;border-radius:999px;
  background:rgba(255,180,0,.92);color:#1a1f3d;
  font-size:11.5px;font-weight:800;
}

/* 频道矩阵 */
.channel-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--border);
  border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.channel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.6)}
.channel-card img{width:100%;height:150px;object-fit:cover}
.channel-body{padding:20px;display:flex;flex-direction:column;flex:1}
.channel-body h3{font-size:17px;font-weight:800;color:var(--ink)}
.channel-body p{font-size:13.5px;color:var(--muted);margin-top:9px;flex:1;line-height:1.8}
.channel-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:13.5px;font-weight:800;color:#c58c00;
  transition:gap .2s,color .2s;
}
.channel-card:hover .channel-link{gap:11px;color:var(--gold-3)}

/* 观点卡 */
.view-card{
  display:grid;grid-template-columns:170px 1fr;gap:20px;
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s;
}
.view-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.view-card img{height:100%;min-height:150px;object-fit:cover}
.view-body{padding:20px 22px 20px 0}
.view-body h3{font-size:16.5px;font-weight:800;color:var(--ink)}
.view-body p{font-size:13.5px;color:var(--muted);margin-top:9px;line-height:1.8}
.view-meta{display:flex;gap:12px;align-items:center;margin-top:14px;font-size:12.5px;color:#9aa0b6}

/* 资讯列表 */
.news-list{display:flex;flex-direction:column;gap:12px}
.news-item{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 22px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.news-item:hover{transform:translateX(4px);box-shadow:var(--shadow-sm);border-color:rgba(255,180,0,.6)}
.news-body h3{font-size:15.5px;font-weight:700;color:var(--ink)}
.news-body p{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.7}
.news-meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px;flex:0 0 auto}
.badge{
  display:inline-block;padding:3px 10px;border-radius:999px;
  background:rgba(26,31,61,.06);color:#4a5070;
  font-size:11.5px;font-weight:700;white-space:nowrap;
}
.news-meta time{font-size:12px;color:#9aa0b6;white-space:nowrap}
.news-empty{
  padding:34px 22px;border:1px dashed var(--border);border-radius:var(--radius);
  text-align:center;color:var(--muted);background:var(--surface);font-size:14px;
}
.side-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-card h3{font-size:15px;font-weight:800;color:var(--ink);padding-bottom:12px;border-bottom:1px solid var(--border)}
.mini-item{display:block;padding:13px 0;border-bottom:1px dashed var(--border);transition:.2s}
.mini-item:last-child{border-bottom:0;padding-bottom:0}
.mini-item:hover h4{color:#c58c00}
.mini-item h4{font-size:13.8px;font-weight:700;color:var(--ink);line-height:1.6;transition:color .2s}
.mini-item span{display:block;font-size:12px;color:#9aa0b6;margin-top:5px}

/* 奖励阶梯 */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tier-card{
  position:relative;background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.tier-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.tier-card.hot{border-color:rgba(255,180,0,.7);box-shadow:0 16px 40px rgba(255,180,0,.16)}
.tier-card.hot::after{
  content:"当前热选";position:absolute;top:16px;right:16px;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));color:#1a1f3d;
  font-size:11px;font-weight:800;padding:3px 10px;border-radius:999px;
}
.tier-card h3{font-size:17px;font-weight:800;color:var(--ink)}
.tier-score{font-size:32px;font-weight:900;color:#c58c00;margin-top:14px;line-height:1.1}
.tier-score small{font-size:13px;font-weight:700;color:#9aa0b6;margin-left:6px}
.tier-card ul{margin-top:18px;display:flex;flex-direction:column;gap:9px}
.tier-card li{font-size:13.5px;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.tier-card li::before{content:"✓";color:var(--gold-3);font-weight:900;flex:0 0 auto}

/* 数据分析 */
.data-row{margin-bottom:22px}
.data-row:last-child{margin-bottom:0}
.data-label{display:flex;justify-content:space-between;font-size:13.5px;color:var(--muted);margin-bottom:8px}
.data-label b{color:var(--ink);font-weight:800}
.data-track{height:10px;border-radius:999px;background:rgba(26,31,61,.08);overflow:hidden}
.data-fill{
  height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--gold),var(--gold-3));
  transition:width .6s ease;
}

/* 口碑 */
.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.quote-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.quote-card p{font-size:14px;color:#414761;line-height:1.9}
.quote-user{display:flex;align-items:center;gap:10px;margin-top:16px}
.quote-avatar{
  width:34px;height:34px;border-radius:50%;
  background:linear-gradient(135deg,var(--ink-3),var(--ink));
  color:var(--gold-2);font-size:13px;font-weight:800;
  display:grid;place-items:center;flex:0 0 auto;
}
.quote-user b{font-size:13.5px;color:var(--ink)}
.quote-user span{font-size:12px;color:#9aa0b6;display:block}

/* 误区 */
.myth-item{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  background:var(--surface);margin-bottom:14px;
  transition:box-shadow .2s;
}
.myth-item:hover{box-shadow:var(--shadow-sm)}
.myth-wrong{padding:20px 22px;background:rgba(26,31,61,.035)}
.myth-right{padding:20px 22px;background:rgba(255,180,0,.09)}
.myth-wrong h4,.myth-right h4{font-size:13px;font-weight:800;letter-spacing:1px;margin-bottom:8px}
.myth-wrong h4{color:#8b90a8}
.myth-right h4{color:#b57c00}
.myth-wrong p,.myth-right p{font-size:13.5px;color:#4a5070;line-height:1.8}

/* 保障 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.guard-card{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius);padding:24px 20px;
  transition:background .25s,transform .25s,border-color .25s;
}
.guard-card:hover{background:rgba(255,180,0,.10);transform:translateY(-4px);border-color:rgba(255,180,0,.45)}
.guard-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,180,0,.9),rgba(255,138,0,.9));
  color:#1a1f3d;font-size:19px;font-weight:900;margin-bottom:16px;
}
.guard-card h3{font-size:15.5px;font-weight:800;color:#fff}
.guard-card p{font-size:13px;color:#aab2cd;margin-top:9px;line-height:1.8}

/* 订阅 */
.subscribe-wrap{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#1a1f3d 0%,#232a55 58%,#2d3466 100%);
  border-radius:20px;padding:48px 44px;color:#fff;
  box-shadow:var(--shadow-lg);
}
.subscribe-wrap::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;
  border-radius:50%;background:radial-gradient(circle,rgba(255,180,0,.28),transparent 68%);
}
.subscribe-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.subscribe-grid h2{font-size:clamp(21px,2.6vw,28px);font-weight:900}
.subscribe-grid p{color:#bfc6de;font-size:14.5px;margin-top:12px;line-height:1.9}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{
  flex:1 1 200px;min-width:0;
  padding:13px 18px;border-radius:999px;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.09);color:#fff;font-size:14px;
  outline:none;transition:.2s;
}
.sub-form input::placeholder{color:#98a0c0}
.sub-form input:focus{border-color:var(--gold);background:rgba(255,255,255,.15);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.sub-note{font-size:12px;color:#98a0c0;margin-top:12px}

/* 页脚 */
.site-footer{background:var(--ink-2);color:#aab2cd;padding:58px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{box-shadow:none}
.footer-brand b{color:#fff;font-size:17px;font-weight:800;letter-spacing:.5px}
.footer-desc{font-size:13.5px;line-height:1.9;color:#8d95b4;max-width:320px}
.footer-col h4{font-size:14px;color:#fff;font-weight:800;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:#9aa2c2;transition:color .2s}
.footer-col a:hover{color:var(--gold-2)}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:#79819f;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .coupon-card{max-width:460px}
  .day-grid{grid-template-columns:repeat(2,1fr)}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .subscribe-grid{grid-template-columns:1fr;gap:26px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .section{padding:48px 0}
  .hero{padding:52px 0 88px}
  .hero-stats{gap:20px}
  .hero-stat b{font-size:20px}
  .tier-grid{grid-template-columns:1fr}
  .quote-grid{grid-template-columns:1fr}
  .view-card{grid-template-columns:1fr}
  .view-card img{height:180px;min-height:0}
  .view-body{padding:0 20px 20px}
  .myth-item{grid-template-columns:1fr}
  .news-item{flex-direction:column;align-items:flex-start;gap:10px}
  .news-meta{flex-direction:row;align-items:center}
  .subscribe-wrap{padding:34px 24px;border-radius:16px}
  .head-util .head-link{display:none}
}
@media (max-width:520px){
  .head-top-inner{height:62px}
  .brand-text{font-size:16px}
  .brand-sub{display:none}
  .brand-mark{width:34px;height:34px;font-size:17px}
  .day-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-gold,.hero-actions .btn-ghost{width:100%}
  .coupon-value b{font-size:42px}
  .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: article */
:root{
  --ink:#1a1f3d;
  --ink-2:#10142b;
  --ink-3:#252b52;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-3:#ff8a00;
  --bg:#f4f5fa;
  --surface:#ffffff;
  --text:#1e2235;
  --muted:#6b7185;
  --border:#e6e8f2;
  --radius:12px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow-md:0 14px 34px rgba(26,31,61,.10);
  --shadow-lg:0 24px 60px rgba(16,20,43,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
.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:var(--ink);
  color:#fff;
  box-shadow:0 6px 24px rgba(16,20,43,.28);
}
.head-top{background:var(--ink)}
.head-top-inner{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:66px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  color:#1a1f3d;font-weight:900;font-size:19px;
  display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{display:block;font-size:18px;font-weight:800;letter-spacing:.6px;color:#fff;line-height:1.3}
.brand-sub{display:block;font-size:11px;font-weight:400;color:#98a0c0;letter-spacing:1.6px;margin-top:-2px}
.head-util{display:flex;align-items:center;gap:16px}
.head-link{
  font-size:14px;color:#c2c9e2;font-weight:600;
  padding:6px 2px;border-bottom:2px solid transparent;
  transition:color .2s,border-color .2s;
}
.head-link:hover{color:var(--gold-2);border-color:var(--gold)}
.head-link:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px;border-radius:4px}
.head-tabs{
  background:var(--ink-2);
  border-top:1px solid rgba(255,255,255,.07);
}
.tabs-scroll{
  display:flex;align-items:center;gap:8px;
  overflow-x:auto;
  padding-top:9px;padding-bottom:9px;
  scrollbar-width:none;
}
.tabs-scroll::-webkit-scrollbar{display:none}
.tab{
  display:inline-block;white-space:nowrap;
  padding:9px 17px;border-radius:999px;
  font-size:14px;font-weight:600;color:#a9b1cf;
  transition:background .2s,color .2s,transform .2s;
}
.tab:hover{color:#fff;background:rgba(255,255,255,.09)}
.tab:focus-visible{outline:3px solid var(--gold-2);outline-offset:2px}
.tab.active{
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  color:#1a1f3d;font-weight:800;
  box-shadow:0 8px 18px rgba(255,180,0,.30);
}

/* ============ 按钮 ============ */
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  color:#1a1f3d;font-weight:800;font-size:15px;
  box-shadow:0 10px 24px rgba(255,180,0,.35);
  transition:transform .2s,box-shadow .2s,filter .2s;
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,180,0,.45);filter:saturate(1.08)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.btn-gold.sm{padding:9px 20px;font-size:13px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;
  border:1px solid rgba(255,255,255,.28);
  color:#fff;font-weight:600;font-size:15px;
  transition:background .2s,border-color .2s,transform .2s;
}
.btn-ghost:hover{background:rgba(255,255,255,.10);border-color:rgba(255,180,0,.6);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}

/* ============ 文章首屏 ============ */
.article-hero{
  position:relative;overflow:hidden;
  background:var(--ink-2);color:#fff;
  padding:44px 0 66px;
}
.article-hero .hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.34;
}
.article-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(115deg,rgba(16,20,43,.97) 0%,rgba(26,31,61,.92) 48%,rgba(37,43,82,.62) 100%);
}
.article-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:70px;z-index:2;
  background:var(--bg);
  clip-path:polygon(0 100%,100% 0,100% 100%);
}
.article-hero-inner{position:relative;z-index:3}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:#9aa2c2;margin-bottom:22px;
}
.crumb a{color:#c2c9e2;transition:color .2s}
.crumb a:hover{color:var(--gold-2)}
.crumb .sep{color:#5a6288}
.crumb .now{color:var(--gold-2);font-weight:600}
.article-hero-grid{
  display:grid;grid-template-columns:1.22fr .78fr;
  gap:46px;align-items:center;
}
.hero-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;border-radius:999px;
  background:rgba(255,180,0,.14);
  border:1px solid rgba(255,180,0,.42);
  color:var(--gold-2);font-size:13px;font-weight:600;letter-spacing:.6px;
}
.article-hero h1{
  font-size:clamp(25px,3.3vw,40px);
  font-weight:900;line-height:1.32;
  margin:18px 0 18px;letter-spacing:-.5px;
  color:#fff;
}
.article-hero h1 em{font-style:normal;color:var(--gold)}
.post-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:13.5px;color:#aeb6d4;
  padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
}
.post-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block}
.hero-cover{
  position:relative;
  border-radius:18px;overflow:hidden;
  border:1px solid rgba(255,180,0,.35);
  box-shadow:var(--shadow-lg);
  transform:rotate(-1.2deg);
}
.hero-cover img{width:100%;height:250px;object-fit:cover}
.hero-cover figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:26px 18px 14px;
  background:linear-gradient(180deg,rgba(16,20,43,0) 0%,rgba(16,20,43,.92) 100%);
  font-size:12.5px;color:#d7dcee;letter-spacing:.4px;
}

/* ============ 通用板块 ============ */
.section{padding:60px 0}
.section-alt{background:var(--surface)}
.section-tint{background:linear-gradient(180deg,#f4f5fa 0%,#eef0f8 100%)}
.section-dark{background:var(--ink-2);color:#fff}
.section-head{max-width:760px;margin-bottom:32px}
.section-head h2{font-size:clamp(21px,2.6vw,29px);font-weight:900;color:var(--ink);line-height:1.4}
.section-head p{color:var(--muted);margin-top:12px;font-size:15px;line-height:1.9}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
  color:#c58c00;margin-bottom:12px;
}
.section-dark .eyebrow{color:var(--gold-2)}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:#b3bad5}

/* ============ 正文布局 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 336px;
  gap:32px;align-items:start;
}
.article-body{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:16px;
  padding:34px 36px 38px;
  box-shadow:var(--shadow-sm);
  font-size:16px;line-height:1.95;color:#333a52;
  overflow-wrap:break-word;
}
.article-body h2{
  font-size:22px;font-weight:900;color:var(--ink);
  margin:34px 0 14px;padding-left:14px;
  border-left:4px solid var(--gold);line-height:1.55;
}
.article-body h3{font-size:18px;font-weight:800;color:var(--ink);margin:26px 0 10px}
.article-body h4{font-size:16px;font-weight:800;color:var(--ink);margin:22px 0 8px}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body img{border-radius:12px;margin:20px auto;border:1px solid var(--border);height:auto}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;
  background:rgba(255,180,0,.09);
  border-left:4px solid var(--gold);
  border-radius:0 12px 12px 0;
  color:#4a5068;font-size:15px;
}
.article-body a{color:#b47c00;text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--gold-3)}
.article-body strong{color:var(--ink);font-weight:800}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.article-body th{background:#f7f8fc;color:var(--ink);font-weight:800}
.article-body hr{border:0;border-top:1px dashed var(--border);margin:26px 0}

.article-note{
  display:flex;gap:14px;align-items:flex-start;
  background:linear-gradient(120deg,#fff9ea,#ffffff);
  border:1px solid rgba(255,180,0,.45);
  border-radius:14px;
  padding:18px 20px;margin-bottom:26px;
}
.article-note .nk{
  flex:0 0 auto;font-size:12px;font-weight:800;letter-spacing:1px;
  color:#1a1f3d;background:linear-gradient(135deg,var(--gold),var(--gold-3));
  padding:4px 11px;border-radius:999px;margin-top:2px;
}
.article-note p{font-size:14.5px;color:#5a6079;line-height:1.9;margin:0}

.empty-box{
  background:var(--surface);border:1px dashed var(--border);
  border-radius:16px;padding:56px 28px;text-align:center;
  box-shadow:var(--shadow-sm);
}
.empty-box h2{font-size:20px;font-weight:900;color:var(--ink);margin-bottom:10px}
.empty-box p{color:var(--muted);font-size:15px;margin-bottom:22px}

/* ============ 侧栏 ============ */
.side-stack{display:flex;flex-direction:column;gap:20px;position:sticky;top:134px}
.side-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:22px;box-shadow:var(--shadow-sm);
  transition:box-shadow .2s,transform .2s;
}
.side-card:hover{box-shadow:var(--shadow-md)}
.side-card h3{
  font-size:15px;font-weight:900;color:var(--ink);
  padding-bottom:12px;margin-bottom:14px;
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{
  content:"";width:8px;height:8px;border-radius:2px;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  display:inline-block;
}
.meta-list{list-style:none;margin:0;padding:0}
.meta-list li{
  display:flex;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--muted);padding:7px 0;
}
.meta-list li b{color:var(--ink);font-weight:700;text-align:right}
.side-points{list-style:none;margin:0;padding:0}
.side-points li{
  position:relative;padding-left:16px;
  font-size:13.8px;color:#565d76;line-height:1.85;margin-bottom:10px;
}
.side-points li::before{
  content:"";position:absolute;left:0;top:9px;
  width:6px;height:6px;border-radius:50%;background:var(--gold);
}
.side-card-accent{
  background:linear-gradient(150deg,#1a1f3d 0%,#252b52 100%);
  color:#fff;border-color:rgba(255,180,0,.35);
}
.side-card-accent h3{color:#fff;border-bottom-color:rgba(255,255,255,.16)}
.side-card-accent p{font-size:13.8px;color:#b9c0dc;line-height:1.9;margin-bottom:16px}
.side-card-accent .btn-gold{width:100%}

/* ============ 节奏卡 ============ */
.rhythm-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rhythm-card{
  background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:26px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
  position:relative;overflow:hidden;
}
.rhythm-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--gold),var(--gold-3));
  opacity:.85;
}
.rhythm-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.rhythm-card .step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:rgba(255,180,0,.14);color:#b47c00;
  font-weight:900;font-size:15px;margin-bottom:14px;
}
.rhythm-card h3{font-size:16.5px;font-weight:800;color:var(--ink);margin-bottom:10px}
.rhythm-card p{font-size:14px;color:var(--muted);line-height:1.9}

/* ============ 延伸阅读 ============ */
.read-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.read-card{
  display:flex;gap:16px;align-items:flex-start;
  background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:20px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.read-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.read-card:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.read-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold),var(--gold-3));
  color:#1a1f3d;font-weight:900;font-size:15px;
}
.read-card h3{font-size:15.5px;font-weight:800;color:var(--ink);line-height:1.6;margin-bottom:6px}
.read-card p{font-size:13.5px;color:var(--muted);line-height:1.8}

/* ============ 频道矩阵 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{
  display:block;position:relative;overflow:hidden;
  background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:26px 24px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.channel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.channel-card:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.channel-card .tagline{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:1px;
  color:#b47c00;background:rgba(255,180,0,.13);
  padding:3px 11px;border-radius:999px;margin-bottom:14px;
}
.channel-card h3{font-size:17px;font-weight:900;color:var(--ink);margin-bottom:10px}
.channel-card p{font-size:14px;color:var(--muted);line-height:1.9;margin-bottom:16px}
.channel-card .arrow{font-size:13.5px;font-weight:800;color:#b47c00}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:0;box-shadow:var(--shadow-sm);
  overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-md)}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 22px;font-size:15.5px;font-weight:800;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:0 0 auto;
  width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,180,0,.14);color:#b47c00;
  font-weight:900;font-size:16px;line-height:1;
  transition:transform .2s;
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.95}
.faq-item summary:focus-visible{outline:3px solid var(--gold-2);outline-offset:-3px}

/* ============ 收口 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#1a1f3d 0%,#252b52 62%,#3a3f74 100%);
  border-radius:18px;
  padding:40px 38px;
  color:#fff;
  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:-60px;top:-60px;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.35),rgba(255,180,0,0) 70%);
}
.cta-band .cta-text{position:relative;z-index:2;max-width:640px}
.cta-band h2{font-size:clamp(20px,2.5vw,27px);font-weight:900;line-height:1.45;margin-bottom:10px}
.cta-band p{font-size:14.5px;color:#c2c9e2;line-height:1.9}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-2);color:#a9b1cf;
  padding:52px 0 26px;margin-top:0;
  border-top:1px solid rgba(255,255,255,.07);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;padding-bottom:34px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand b{font-size:17px;color:#fff;font-weight:900;letter-spacing:.5px}
.footer-desc{font-size:13.5px;line-height:1.9;color:#8f97b8;max-width:320px}
.footer-col h4{
  font-size:14px;color:#fff;font-weight:800;
  margin-bottom:14px;padding-bottom:8px;
  border-bottom:1px solid rgba(255,255,255,.10);
  display:inline-block;
}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:9px}
.footer-col a{
  font-size:13.5px;color:#9aa2c2;
  transition:color .2s,padding-left .2s;
}
.footer-col a:hover{color:var(--gold-2);padding-left:4px}
.footer-col a:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:3px}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding-top:20px;font-size:12.5px;color:#727a9b;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .article-hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-cover{transform:none;max-width:520px}
  .hero-cover img{height:220px}
  .article-layout{grid-template-columns:1fr}
  .side-stack{position:static;flex-direction:row;flex-wrap:wrap}
  .side-stack .side-card{flex:1 1 280px}
  .rhythm-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .head-top-inner{min-height:58px}
  .brand-text{font-size:16px}
  .brand-sub{display:none}
  .head-link{display:none}
  .head-util{gap:10px}
  .btn-gold.sm{padding:8px 15px;font-size:12.5px}
  .article-hero{padding:30px 0 54px}
  .article-hero::after{height:46px}
  .section{padding:44px 0}
  .article-body{padding:24px 20px 28px;font-size:15.5px}
  .article-body h2{font-size:19px}
  .read-list{grid-template-columns:1fr}
  .rhythm-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .cta-band{padding:30px 22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-desc{max-width:100%}
  .side-stack{flex-direction:column}
  .side-stack .side-card{flex:1 1 auto;width:100%}
}
@media (max-width:520px){
  .container{padding:0 15px}
  .article-hero h1{font-size:23px}
  .hero-cover img{height:180px}
  .article-note{flex-direction:column;gap:8px}
  .footer-grid{grid-template-columns:1fr;gap:22px;padding-bottom:26px}
  .footer-bottom{flex-direction:column;font-size:12px}
  .cta-band .cta-actions .btn-gold,.cta-band .cta-actions .btn-ghost{width:100%}
}

/* roulang page: category1 */
:root{
 --ink:#1a1f3d;
 --ink-2:#10142b;
 --ink-3:#252b52;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --gold-3:#ff8a00;
 --bg:#f4f5fa;
 --surface:#ffffff;
 --text:#1e2235;
 --muted:#6b7185;
 --border:#e6e8f2;
 --radius:12px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-lg:0 24px 60px rgba(16,20,43,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
.page-body{background:var(--bg);color:var(--text)}
.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:var(--ink);color:#fff;
 box-shadow:0 6px 24px rgba(16,20,43,.28);
}
.head-top{border-bottom:1px solid rgba(255,255,255,.08)}
.head-top-inner{
 display:flex;align-items:center;justify-content:space-between;
 gap:16px;flex-wrap:wrap;
 padding-top:14px;padding-bottom:14px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.6px;color:#fff;display:block;line-height:1.3}
.brand-sub{display:block;font-size:11px;font-weight:400;color:#98a0c0;letter-spacing:1.6px;margin-top:-2px}
.head-util{display:flex;align-items:center;gap:16px}
.head-link{font-size:13.5px;color:#c4cae0;font-weight:600;transition:color .2s}
.head-link:hover{color:var(--gold)}
.head-link:focus-visible{outline:2px solid var(--gold-2);outline-offset:4px;border-radius:4px}
.head-tabs{background:rgba(255,255,255,.035)}
.tabs-scroll{
 display:flex;gap:6px;overflow-x:auto;
 padding-top:8px;padding-bottom:8px;
 scrollbar-width:thin;-webkit-overflow-scrolling:touch;
}
.tabs-scroll::-webkit-scrollbar{height:4px}
.tabs-scroll::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:999px}
.tab{
 padding:8px 16px;border-radius:999px;
 font-size:14px;font-weight:600;color:#a8b0cc;
 white-space:nowrap;transition:background .2s,color .2s,box-shadow .2s;
}
.tab:hover{color:#fff;background:rgba(255,255,255,.08)}
.tab.active{
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;box-shadow:0 6px 16px rgba(255,180,0,.30);
}
.tab:focus-visible{outline:2px solid var(--gold-2);outline-offset:2px}

/* ============ 按钮 ============ */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:999px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:800;font-size:15px;
 box-shadow:0 10px 24px rgba(255,180,0,.35);
 transition:transform .2s,box-shadow .2s,filter .2s;
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,180,0,.45);filter:saturate(1.08)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.btn-gold.sm{padding:9px 20px;font-size:13px}
.btn-ghost{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 24px;border-radius:999px;
 border:1px solid rgba(255,255,255,.28);
 color:#fff;font-weight:600;font-size:15px;
 transition:background .2s,border-color .2s,transform .2s;
}
.btn-ghost:hover{background:rgba(255,255,255,.10);border-color:rgba(255,180,0,.6);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.btn-outline{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 24px;border-radius:999px;
 border:1px solid rgba(26,31,61,.18);
 color:var(--ink);font-weight:700;font-size:14.5px;background:#fff;
 transition:border-color .2s,color .2s,transform .2s,box-shadow .2s;
}
.btn-outline:hover{border-color:rgba(255,180,0,.8);color:#a06f00;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-outline:focus-visible{outline:3px solid rgba(255,180,0,.55);outline-offset:3px}

/* ============ 通用板块 ============ */
.section{padding:64px 0}
.section-alt{background:var(--surface)}
.section-tint{background:linear-gradient(180deg,#f4f5fa 0%,#eef0f8 100%)}
.section-dark{background:var(--ink-2);color:#fff}
.section-head{max-width:790px;margin-bottom:32px}
.section-head h2{
 font-size:clamp(22px,2.8vw,30px);font-weight:900;color:var(--ink);
 letter-spacing:-.5px;line-height:1.4;
}
.section-head p{color:var(--muted);margin-top:12px;font-size:15px;line-height:1.95}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:#b3bad5}
.eyebrow{
 display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
 color:#c58c00;margin-bottom:10px;
}
.section-dark .eyebrow{color:var(--gold-2)}

/* ============ 分类首屏 ============ */
.cat-hero{
 position:relative;overflow:hidden;
 background:var(--ink-2);color:#fff;
 padding:52px 0 76px;
}
.cat-hero .hero-bg{
 position:absolute;inset:0;z-index:0;
 background-size:cover;background-position:center;
 opacity:.40;
}
.cat-hero::before{
 content:"";position:absolute;inset:0;z-index:1;
 background:linear-gradient(112deg,rgba(16,20,43,.97) 0%,rgba(26,31,61,.91) 46%,rgba(37,43,82,.62) 100%);
}
.cat-hero::after{
 content:"";position:absolute;left:0;right:0;bottom:-1px;height:70px;z-index:2;
 background:var(--bg);
 clip-path:polygon(0 100%,100% 0,100% 100%);
}
.cat-hero-inner{
 position:relative;z-index:3;
 display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:#98a0c0;margin-bottom:16px}
.crumbs a{color:#c2c9e2;transition:color .2s}
.crumbs a:hover{color:var(--gold)}
.crumbs em{font-style:normal;color:var(--gold-2)}
.hero-chip{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 15px;border-radius:999px;
 background:rgba(255,180,0,.14);
 border:1px solid rgba(255,180,0,.42);
 color:var(--gold-2);font-size:13px;font-weight:600;letter-spacing:.6px;
}
.cat-hero h1{
 font-size:clamp(26px,3.6vw,42px);
 font-weight:900;line-height:1.26;
 margin:18px 0 18px;letter-spacing:-1px;
}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:15.5px;color:#c5cbe2;max-width:620px;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-points{
 margin-top:30px;padding-top:22px;
 border-top:1px solid rgba(255,255,255,.12);
 display:grid;gap:9px;
}
.hero-points li{
 position:relative;padding-left:20px;
 font-size:13.5px;color:#aab2cf;
}
.hero-points li::before{
 content:"";position:absolute;left:0;top:9px;
 width:8px;height:8px;border-radius:2px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
}
.beat-panel{
 background:rgba(255,255,255,.055);
 border:1px solid rgba(255,255,255,.14);
 border-radius:16px;padding:26px 24px;
 box-shadow:var(--shadow-lg);
 backdrop-filter:blur(6px);
}
.beat-panel h2{font-size:16px;font-weight:800;color:#fff;letter-spacing:.5px}
.beat-sub{font-size:12.5px;color:#9aa2c2;margin-top:6px}
.beat-row{margin-top:18px}
.beat-row-top{display:flex;justify-content:space-between;align-items:baseline;font-size:13px;color:#b9c0d8}
.beat-row-top b{color:var(--gold);font-size:13px;font-weight:800}
.beat-bar{height:8px;border-radius:999px;background:rgba(255,255,255,.12);margin-top:8px;overflow:hidden}
.beat-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--gold),var(--gold-3))}
.beat-note{font-size:12.5px;color:#8f97b6;margin-top:8px;line-height:1.75}
.beat-foot{
 margin-top:20px;padding-top:16px;
 border-top:1px dashed rgba(255,255,255,.16);
 font-size:12.5px;color:#a9b1cd;line-height:1.8;
}

/* ============ 机制卡片 ============ */
.mech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.mech-card{
 background:var(--surface);border:1px solid var(--border);
 border-radius:var(--radius);overflow:hidden;
 box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.mech-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.mech-card img{width:100%;height:132px;object-fit:cover}
.mech-body{padding:18px}
.mech-body .num{font-size:12px;font-weight:800;color:#c58c00;letter-spacing:1.5px}
.mech-body h3{font-size:16px;font-weight:800;color:var(--ink);margin:6px 0 8px}
.mech-body p{font-size:13.5px;color:var(--muted);line-height:1.85}

/* ============ 数据条 ============ */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-item{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.12);
 border-radius:14px;padding:22px 20px;
 transition:background .2s,border-color .2s,transform .2s;
}
.stat-item:hover{background:rgba(255,180,0,.10);border-color:rgba(255,180,0,.42);transform:translateY(-3px)}
.stat-item b{display:block;font-size:30px;font-weight:900;color:var(--gold);line-height:1.1}
.stat-item span{display:block;font-size:13px;color:#c1c8e0;margin-top:8px;font-weight:700}
.stat-item p{font-size:12.5px;color:#8a92b0;margin-top:8px;line-height:1.7}

/* ============ 流程 ============ */
.flow-list{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.flow-item{
 background:var(--surface);border:1px solid var(--border);
 border-radius:12px;padding:20px 18px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s;
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.flow-item .step{
 width:30px;height:30px;border-radius:9px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:900;font-size:14px;
 display:grid;place-items:center;
}
.flow-item h3{font-size:15px;font-weight:800;color:var(--ink);margin-top:12px}
.flow-item p{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.8}

/* ============ 航线区 ============ */
.routes-layout{display:grid;grid-template-columns:.92fr 1.08fr;gap:38px;align-items:center}
.routes-figure{
 position:relative;border-radius:16px;overflow:hidden;
 box-shadow:var(--shadow-md);
 border:1px solid rgba(26,31,61,.10);
}
.routes-figure img{width:100%;height:100%;object-fit:cover;min-height:320px}
.routes-figure figcaption{
 position:absolute;left:0;right:0;bottom:0;
 padding:16px 20px;font-size:13px;color:#e8ebf6;
 background:linear-gradient(180deg,rgba(16,20,43,0) 0%,rgba(16,20,43,.88) 100%);
}
.route-item{
 display:grid;grid-template-columns:52px 1fr;gap:16px;
 padding:18px 0;border-bottom:1px solid var(--border);
}
.route-item:last-child{border-bottom:0}
.route-badge{
 width:52px;height:52px;border-radius:12px;
 display:grid;place-items:center;
 background:rgba(26,31,61,.06);color:var(--ink);
 font-weight:900;font-size:13px;line-height:1.2;text-align:center;
}
.route-item h3{font-size:15.5px;font-weight:800;color:var(--ink)}
.route-item p{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.85}
.route-item b{color:#a06f00}

/* ============ 节奏表 ============ */
.rhythm-wrap{
 background:var(--surface);border:1px solid var(--border);
 border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm);
}
.rhythm-row{
 display:grid;grid-template-columns:1.5fr .85fr 1.55fr;
 gap:16px;align-items:center;
 padding:16px 22px;font-size:14px;
 border-bottom:1px solid var(--border);
 transition:background .2s;
}
.rhythm-row:last-child{border-bottom:0}
.rhythm-row:hover{background:rgba(255,180,0,.07)}
.rhythm-row.head{
 background:rgba(26,31,61,.045);
 font-weight:800;color:var(--ink);
 font-size:12.5px;letter-spacing:.8px;
}
.rhythm-row .cell-main{font-weight:700;color:var(--ink)}
.rhythm-row .cell-note{color:var(--muted);font-size:13.5px}
.tag{
 display:inline-block;padding:2px 10px;border-radius:999px;
 font-size:12px;font-weight:700;white-space:nowrap;
}
.tag.hot{background:rgba(255,180,0,.18);color:#a06f00}
.tag.cool{background:rgba(26,31,61,.08);color:#4a5180}
.tag.risk{background:rgba(255,138,0,.14);color:#b25c00}

/* ============ 对比 ============ */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-card{
 border-radius:14px;padding:26px 24px;
 border:1px solid var(--border);background:var(--surface);
 box-shadow:var(--shadow-sm);
}
.compare-card.warn{background:#fff8e8;border-color:#ffe0a3}
.compare-card.good{background:#f3f6ff;border-color:#d5deff}
.compare-card h3{font-size:16.5px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:10px}
.compare-card h3 i{
 width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 font-style:normal;font-size:13px;font-weight:900;color:#1a1f3d;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
}
.compare-card ul{margin-top:16px;display:grid;gap:12px}
.compare-card li{
 position:relative;padding-left:18px;
 font-size:13.8px;color:#4c5370;line-height:1.85;
}
.compare-card li::before{
 content:"";position:absolute;left:0;top:9px;
 width:7px;height:7px;border-radius:50%;background:#c58c00;
}
.compare-card.good li::before{background:#6a79c9}

/* ============ 资讯列表 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{
 display:block;background:var(--surface);
 border:1px solid var(--border);border-radius:12px;
 padding:22px 20px;box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.post-card h3{
 font-size:15.5px;font-weight:800;color:var(--ink);line-height:1.6;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card p{
 font-size:13px;color:var(--muted);margin-top:10px;line-height:1.85;
 display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:#98a0bd;margin-top:14px}
.post-meta span{display:inline-flex;align-items:center;gap:5px}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:#c9cee0}
.empty{
 padding:34px 24px;border:1px dashed var(--border);border-radius:12px;
 color:var(--muted);text-align:center;background:var(--surface);font-size:14px;
}

/* ============ FAQ ============ */
.faq-list{max-width:900px}
.faq-item{
 background:var(--surface);border:1px solid var(--border);
 border-radius:12px;margin-bottom:12px;overflow:hidden;
 box-shadow:var(--shadow-sm);transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:rgba(255,180,0,.5)}
.faq-item summary{
 list-style:none;cursor:pointer;
 padding:18px 22px;font-weight:800;color:var(--ink);font-size:15px;
 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;font-weight:700;color:var(--gold-3);
 transition:transform .2s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:focus-visible{outline:2px solid rgba(255,180,0,.6);outline-offset:-3px}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14px;line-height:1.95}

/* ============ 收口 CTA ============ */
.cta-band{
 position:relative;overflow:hidden;
 border-radius:20px;padding:44px 40px;
 background:linear-gradient(120deg,#1a1f3d 0%,#252b52 54%,#3a2f6b 100%);
 color:#fff;box-shadow:var(--shadow-lg);
}
.cta-band::after{
 content:"";position:absolute;right:-60px;top:-60px;
 width:240px;height:240px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.35) 0%,rgba(255,180,0,0) 70%);
}
.cta-band h2{font-size:clamp(20px,2.6vw,28px);font-weight:900;letter-spacing:-.5px;position:relative;z-index:2}
.cta-band p{
 color:#c2c9e4;margin-top:12px;max-width:660px;
 font-size:14.5px;line-height:1.95;position:relative;z-index:2;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;position:relative;z-index:2}
.cta-note{
 margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);
 font-size:12.5px;color:#98a0c0;position:relative;z-index:2;
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-2);color:#aab1cc;padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800}
.footer-desc{font-size:13.5px;line-height:1.9;color:#8f97b5;margin-top:14px;max-width:340px}
.footer-col h4{color:#fff;font-size:14px;font-weight:800;margin-bottom:14px;letter-spacing:.4px}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:#9aa2c0;transition:color .2s}
.footer-col a:hover{color:var(--gold)}
.footer-col a:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:3px}
.footer-bottom{
 display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
 margin-top:36px;padding-top:20px;
 border-top:1px solid rgba(255,255,255,.10);
 font-size:12.5px;color:#7d85a3;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .cat-hero-inner{grid-template-columns:1fr;gap:32px}
 .cat-hero{padding:44px 0 68px}
 .mech-grid{grid-template-columns:repeat(2,1fr)}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .flow-list{grid-template-columns:repeat(3,1fr)}
 .routes-layout{grid-template-columns:1fr;gap:28px}
 .routes-figure img{min-height:260px}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .section{padding:56px 0}
}
@media (max-width:768px){
 .head-link{display:none}
 .brand-text{font-size:16.5px}
 .section{padding:46px 0}
 .section-head{margin-bottom:26px}
 .hero-lead{font-size:14.5px}
 .hero-actions .btn-gold,.hero-actions .btn-ghost{width:100%}
 .hero-actions{flex-direction:column;align-items:stretch}
 .flow-list{grid-template-columns:1fr 1fr}
 .compare-grid{grid-template-columns:1fr}
 .rhythm-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
 .rhythm-row.head{display:none}
 .rhythm-row .cell-main{font-size:15px}
 .cta-band{padding:32px 24px;border-radius:16px}
 .cta-actions .btn-gold,.cta-actions .btn-ghost{width:100%}
 .cta-actions{flex-direction:column;align-items:stretch}
 .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
 .mech-grid{grid-template-columns:1fr}
 .flow-list{grid-template-columns:1fr}
 .post-grid{grid-template-columns:1fr}
 .stat-strip{grid-template-columns:1fr 1fr;gap:12px}
 .stat-item{padding:18px 16px}
 .stat-item b{font-size:24px}
 .footer-grid{grid-template-columns:1fr;gap:24px}
 .cat-hero h1{font-size:24px}
 .beat-panel{padding:20px 18px}
 .route-item{grid-template-columns:44px 1fr;gap:12px}
 .route-badge{width:44px;height:44px;font-size:12px}
 .compare-card{padding:20px 18px}
 .tab{font-size:13px;padding:7px 13px}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-2:#10142b;
 --ink-3:#252b52;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --gold-3:#ff8a00;
 --bg:#f4f5fa;
 --surface:#ffffff;
 --text:#1e2235;
 --muted:#6b7185;
 --border:#e6e8f2;
 --radius:12px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-lg:0 24px 60px rgba(16,20,43,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;border:0;background:none;cursor:pointer}
input{font:inherit}
.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:var(--ink);color:#fff;box-shadow:0 6px 24px rgba(16,20,43,.28)}
.head-top{border-bottom:1px solid rgba(255,255,255,.08)}
.head-top-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.6px;color:#fff;display:block;line-height:1.2}
.brand-sub{display:block;font-size:11px;font-weight:400;color:#98a0c0;letter-spacing:1.6px;margin-top:2px}
.head-util{display:flex;align-items:center;gap:16px}
.head-link{font-size:13.5px;color:#c2c8e0;transition:color .2s}
.head-link:hover{color:var(--gold-2)}
.head-link:focus-visible{outline:2px solid var(--gold-2);outline-offset:4px;border-radius:4px}
.head-tabs{background:rgba(255,255,255,.03)}
.tabs-scroll{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:thin}
.tabs-scroll::-webkit-scrollbar{height:4px}
.tabs-scroll::-webkit-scrollbar-thumb{background:rgba(255,180,0,.4);border-radius:4px}
.tab{
 position:relative;flex:0 0 auto;padding:14px 16px;
 font-size:14.5px;font-weight:600;color:#aeb5d0;white-space:nowrap;
 border-bottom:2px solid transparent;transition:color .2s,border-color .2s;
}
.tab:hover{color:#fff}
.tab.active{color:var(--gold);border-bottom-color:var(--gold)}
.tab:focus-visible{outline:2px solid var(--gold-2);outline-offset:-4px}

/* ============ 按钮 ============ */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:999px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:800;font-size:15px;
 box-shadow:0 10px 24px rgba(255,180,0,.35);
 transition:transform .2s,box-shadow .2s,filter .2s;
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,180,0,.45);filter:saturate(1.08)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.btn-gold.sm{padding:9px 20px;font-size:13px}
.btn-ghost{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 24px;border-radius:999px;
 border:1px solid rgba(255,255,255,.28);
 color:#fff;font-weight:600;font-size:15px;
 transition:background .2s,border-color .2s,transform .2s;
}
.btn-ghost:hover{background:rgba(255,255,255,.10);border-color:rgba(255,180,0,.6);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}

/* ============ 分类首屏 ============ */
.cat-hero{position:relative;overflow:hidden;background:var(--ink-2);color:#fff;padding:62px 0 70px}
.cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.36;z-index:0}
.cat-hero::before{
 content:"";position:absolute;inset:0;z-index:1;
 background:linear-gradient(112deg,rgba(16,20,43,.97) 0%,rgba(26,31,61,.90) 48%,rgba(26,31,61,.55) 100%);
}
.cat-hero .container{position:relative;z-index:2}
.cat-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.hero-chip{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 15px;border-radius:999px;
 background:rgba(255,180,0,.14);
 border:1px solid rgba(255,180,0,.42);
 color:var(--gold-2);font-size:13px;font-weight:600;letter-spacing:.6px;
}
.cat-hero h1{
 font-size:clamp(27px,3.6vw,42px);
 font-weight:900;line-height:1.3;letter-spacing:-.5px;
 margin:20px 0 16px;color:#fff;
}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.hero-lead{font-size:15.5px;color:#c5cbe2;max-width:640px;line-height:1.95;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:30px;margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
.hero-stat b{display:block;font-size:22px;font-weight:900;color:var(--gold);line-height:1.2}
.hero-stat span{font-size:13px;color:#9aa2c2}
.hero-panel{
 background:linear-gradient(160deg,rgba(37,43,82,.95),rgba(16,20,43,.95));
 border:1px solid rgba(255,180,0,.26);
 border-radius:18px;padding:24px 22px;
 box-shadow:var(--shadow-lg);
 backdrop-filter:blur(6px);
}
.panel-head{display:flex;align-items:center;gap:9px;font-size:13px;font-weight:800;letter-spacing:1.4px;color:var(--gold-2);padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.1)}
.panel-dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.panel-list{list-style:none;margin:0;padding:0}
.panel-list li{display:flex;gap:13px;align-items:flex-start;padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.panel-list li:last-child{border-bottom:0;padding-bottom:0}
.pn{
 flex:0 0 auto;width:30px;height:30px;border-radius:9px;
 display:grid;place-items:center;
 background:rgba(255,180,0,.14);color:var(--gold);
 font-size:12.5px;font-weight:900;letter-spacing:.5px;
}
.panel-list b{display:block;font-size:14.5px;color:#fff;font-weight:800}
.panel-list small{display:block;font-size:12.5px;color:#98a0c0;margin-top:2px;line-height:1.6}

/* ============ 通用板块 ============ */
.section{padding:66px 0}
.section-alt{background:var(--surface)}
.section-tint{background:linear-gradient(180deg,#f4f5fa 0%,#eef0f8 100%)}
.section-dark{background:var(--ink-2);color:#fff}
.section-head{max-width:780px;margin-bottom:34px}
.section-head h2{font-size:clamp(22px,2.8vw,30px);font-weight:900;color:var(--ink);margin:0;line-height:1.38}
.section-head p{color:var(--muted);margin:12px 0 0;font-size:15px;line-height:1.95}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:#b3bad5}
.eyebrow{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;color:#c58c00;margin-bottom:10px}
.section-dark .eyebrow{color:var(--gold-2)}

/* ============ 网格与卡片 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
 background:var(--surface);border:1px solid var(--border);
 border-radius:var(--radius);padding:24px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.card h3{font-size:16.5px;font-weight:800;color:var(--ink);margin:10px 0 0;line-height:1.5}
.card p{font-size:14px;color:var(--muted);margin:9px 0 0;line-height:1.85}
.num-tag{
 display:inline-grid;place-items:center;
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-size:13.5px;font-weight:900;
 box-shadow:0 6px 14px rgba(255,180,0,.28);
}
.pill{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:700;background:rgba(255,180,0,.14);color:#c58c00}
.pill-line{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:700;border:1px solid rgba(255,180,0,.45);color:var(--gold-2)}

/* 分数构成 */
.score-card{position:relative;overflow:hidden}
.score-card::after{content:"";position:absolute;right:-24px;top:-24px;width:76px;height:76px;border-radius:50%;background:rgba(255,180,0,.09)}
.score-card .k{font-size:13px;font-weight:800;letter-spacing:1px;color:#c58c00}

/* 训练流程 */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.flow-step{
 position:relative;background:var(--surface);border:1px solid var(--border);
 border-radius:var(--radius);padding:22px 18px;box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.flow-step .step-no{
 width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:900;font-size:13.5px;
}
.flow-step h3{font-size:15px;font-weight:800;color:var(--ink);margin:12px 0 0}
.flow-step p{font-size:13.5px;color:var(--muted);margin:8px 0 0;line-height:1.8}

/* 场景 */
.scene-card{overflow:hidden;padding:0;display:flex;flex-direction:column}
.scene-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#dfe3f0}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.scene-card:hover .scene-thumb img{transform:scale(1.05)}
.scene-body{padding:20px 22px 24px}
.scene-body h3{margin-top:0}
.scene-list{list-style:none;margin:12px 0 0;padding:0}
.scene-list li{position:relative;padding-left:16px;font-size:13.5px;color:var(--muted);margin-bottom:6px;line-height:1.8}
.scene-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--gold)}

/* 误区 */
.mistake-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.mistake-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px 24px 22px;box-shadow:var(--shadow-sm)}
.mistake-box.warn{border-left:4px solid #e2574c}
.mistake-box.fix{border-left:4px solid var(--gold)}
.mistake-box h3{margin:0 0 14px;font-size:16.5px;font-weight:900;color:var(--ink)}
.plain-list{list-style:none;margin:0;padding:0}
.plain-list li{padding:11px 0;border-bottom:1px dashed var(--border);font-size:14px;color:#4b5169;line-height:1.8}
.plain-list li:last-child{border-bottom:0;padding-bottom:0}
.plain-list li b{color:var(--ink)}

/* 内容列表 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
 display:flex;flex-direction:column;
 background:var(--surface);border:1px solid var(--border);
 border-radius:var(--radius);padding:22px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.post-card:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.post-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:#8a90a8}
.post-card h3{font-size:16.5px;font-weight:800;color:var(--ink);margin:10px 0 0;line-height:1.55}
.post-card p{font-size:13.8px;color:var(--muted);margin:10px 0 0;line-height:1.85;flex:1}
.post-more{display:inline-block;margin-top:16px;font-size:13.5px;font-weight:800;color:#c58c00}
.empty-note{
 padding:34px 24px;text-align:center;color:var(--muted);font-size:14.5px;
 background:var(--surface);border:1px dashed var(--border);border-radius:var(--radius);
}

/* FAQ */
.faq-item{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:20px 22px;box-shadow:var(--shadow-sm);margin-bottom:14px;
 transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:rgba(255,180,0,.45);box-shadow:var(--shadow-md)}
.faq-item h3{margin:0;font-size:16px;font-weight:800;color:var(--ink)}
.faq-item p{margin:10px 0 0;font-size:14px;color:var(--muted);line-height:1.9}

/* 收口 CTA */
.cta-band{
 background:linear-gradient(120deg,var(--ink) 0%,var(--ink-3) 58%,#3b4179 100%);
 color:#fff;border-radius:18px;padding:38px 40px;
 display:flex;align-items:center;justify-content:space-between;gap:26px;
 box-shadow:var(--shadow-md);
}
.cta-band h2{margin:0;font-size:clamp(20px,2.4vw,26px);font-weight:900;color:#fff;line-height:1.4}
.cta-band p{margin:10px 0 0;font-size:14.5px;color:#c2c8e0;line-height:1.9;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-2);color:#c2c8e0;padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800}
.footer-desc{font-size:13.5px;line-height:1.9;margin:14px 0 0;color:#98a0c0}
.footer-col h4{color:#fff;font-size:15px;margin:0 0 14px;font-weight:800}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:#a9b0cd;transition:color .2s}
.footer-col a:hover{color:var(--gold-2)}
.footer-col a:focus-visible{outline:2px solid var(--gold-2);outline-offset:3px;border-radius:4px}
.footer-bottom{
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 border-top:1px solid rgba(255,255,255,.1);padding:18px 0;
 font-size:13px;color:#8b93b3;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .cat-hero-grid{grid-template-columns:1fr;gap:34px}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .flow{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr}
 .cta-band{flex-direction:column;align-items:flex-start}
}
@media (max-width:768px){
 .head-link{display:none}
 .grid-2,.grid-3,.grid-4,.post-grid{grid-template-columns:1fr}
 .mistake-grid{grid-template-columns:1fr}
 .section{padding:48px 0}
 .cat-hero{padding:48px 0 54px}
 .cta-band{padding:28px 24px}
 .hero-stats{gap:22px}
}
@media (max-width:520px){
 .head-top-inner{min-height:60px;gap:12px}
 .brand-text{font-size:16px}
 .brand-sub{display:none}
 .brand-mark{width:34px;height:34px;font-size:17px}
 .btn-gold.sm{padding:8px 14px;font-size:12.5px}
 .flow{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .section{padding:40px 0}
 .card,.post-card{padding:20px}
 .hero-stat b{font-size:19px}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-2:#10142b;
 --ink-3:#252b52;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --gold-3:#ff8a00;
 --bg:#f4f5fa;
 --surface:#ffffff;
 --text:#1e2235;
 --muted:#6b7185;
 --border:#e6e8f2;
 --radius:12px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-lg:0 24px 60px rgba(16,20,43,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
html a{color:inherit;text-decoration:none}
html img{display:block;max-width:100%;height:auto}
html button{font:inherit;border:0;background:none;cursor:pointer}
html ul,html ol{margin:0;padding:0;list-style:none}
html h1,html h2,html h3,html h4,html p{margin:0}
.container{width:100%!important;max-width:1200px!important;margin:0 auto!important;padding:0 20px!important}

/* ================= 顶部导航 ================= */
.site-header{
 position:sticky;top:0;z-index:80;
 background:var(--ink);
 color:#fff;
 box-shadow:0 6px 24px rgba(16,20,43,.28);
}
.head-top{border-bottom:1px solid rgba(255,255,255,.07)}
.head-top-inner{
 display:flex;align-items:center;justify-content:space-between;
 gap:20px;min-height:66px;padding-top:10px;padding-bottom:10px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
 width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:.6px;color:#fff;line-height:1.2}
.brand-sub{display:block;font-size:11px;font-weight:400;color:#98a0c0;letter-spacing:1.6px;margin-top:1px}
.head-util{display:flex;align-items:center;gap:16px}
.head-link{
 font-size:13.5px;color:#c5cbe2;font-weight:600;
 padding:6px 2px;border-bottom:1px solid transparent;
 transition:color .2s,border-color .2s;
}
.head-link:hover{color:var(--gold-2);border-color:rgba(255,180,0,.6)}
.head-link:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px;border-radius:6px}

.head-tabs{background:rgba(255,255,255,.035)}
.tabs-scroll{
 display:flex;align-items:center;gap:8px;
 overflow-x:auto;padding-top:9px!important;padding-bottom:9px!important;
 scrollbar-width:none;-ms-overflow-style:none;
}
.tabs-scroll::-webkit-scrollbar{display:none}
.tab{
 display:inline-block;white-space:nowrap;
 padding:8px 17px;border-radius:999px;
 font-size:14px;font-weight:600;color:#b3bad5;
 border:1px solid transparent;
 transition:background .2s,color .2s,border-color .2s,transform .2s;
}
.tab:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-1px)}
.tab:focus-visible{outline:3px solid var(--gold-2);outline-offset:2px}
.tab.active{
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:800;
 box-shadow:0 6px 16px rgba(255,180,0,.32);
}

/* ================= 按钮 ================= */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:999px;
 background:linear-gradient(135deg,var(--gold),var(--gold-3));
 color:#1a1f3d;font-weight:800;font-size:15px;
 box-shadow:0 10px 24px rgba(255,180,0,.35);
 transition:transform .2s,box-shadow .2s,filter .2s;
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,180,0,.45);filter:saturate(1.08)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.btn-gold.sm{padding:9px 20px;font-size:13px}
.btn-ghost{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 24px;border-radius:999px;
 border:1px solid rgba(255,255,255,.28);
 color:#fff;font-weight:600;font-size:15px;
 transition:background .2s,border-color .2s,transform .2s;
}
.btn-ghost:hover{background:rgba(255,255,255,.10);border-color:rgba(255,180,0,.6);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px}
.btn-dark{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:999px;
 background:var(--ink);color:#fff;font-weight:700;font-size:15px;
 box-shadow:var(--shadow-sm);
 transition:transform .2s,background .2s;
}
.btn-dark:hover{background:var(--ink-3);transform:translateY(-2px)}
.btn-dark:focus-visible{outline:3px solid var(--gold);outline-offset:3px}

/* ================= 分类首屏（图标矩阵 + 状态条 + 短标题） ================= */
.cat-hero{
 position:relative;overflow:hidden;
 background:
  radial-gradient(680px 320px at 88% 8%,rgba(255,180,0,.16),transparent 70%),
  radial-gradient(520px 300px at 6% 92%,rgba(74,92,190,.28),transparent 72%),
  linear-gradient(150deg,#10142b 0%,#1a1f3d 58%,#232a52 100%);
 color:#fff;
 padding:34px 0 44px;
}
.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:52px 52px;
 mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 78%);
 -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 78%);
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:9px;font-size:12.5px;color:#8e97b8;flex-wrap:wrap}
.crumb a{color:#c5cbe2;transition:color .2s}
.crumb a:hover{color:var(--gold-2)}
.crumb .sep{color:#5b638a}
.crumb .now{color:var(--gold-2);font-weight:700}
.cat-hero-grid{
 display:grid;grid-template-columns:1.08fr .92fr;
 gap:42px;align-items:start;margin-top:22px;
}
.hero-badge{
 display:inline-flex;align-items:center;gap:8px;
 padding:6px 15px;border-radius:999px;
 background:rgba(255,180,0,.14);
 border:1px solid rgba(255,180,0,.42);
 color:var(--gold-2);font-size:12.5px;font-weight:700;letter-spacing:.8px;
}
.cat-hero h1{
 font-size:clamp(26px,3.5vw,40px);
 font-weight:900;line-height:1.26;letter-spacing:-.5px;
 margin:16px 0 14px;
}
.cat-hero h1 em{font-style:normal;color:var(--gold)}
.hero-sub{font-size:15px;color:#c5cbe2;line-height:1.95;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}

.icon-matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.icon-cell{
 display:flex;align-items:center;gap:11px;
 padding:13px 14px;border-radius:var(--radius);
 background:rgba(255,255,255,.055);
 border:1px solid rgba(255,255,255,.13);
 transition:transform .2s,border-color .2s,background .2s;
}
.icon-cell:hover{transform:translateY(-3px);border-color:rgba(255,180,0,.5);background:rgba(255,180,0,.08)}
.icon-glyph{
 flex:0 0 auto;width:34px;height:34px;border-radius:10px;
 display:grid;place-items:center;
 background:linear-gradient(135deg,rgba(255,180,0,.24),rgba(255,138,0,.12));
 color:var(--gold-2);font-size:15px;font-weight:900;
 border:1px solid rgba(255,180,0,.3);
}
.icon-cell b{display:block;font-size:13.5px;color:#fff;font-weight:800;line-height:1.4}
.icon-cell span{display:block;font-size:11.5px;color:#98a0c0;line-height:1.5}

.status-bar{
 display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
 margin-top:34px;border-radius:var(--radius);overflow:hidden;
 background:rgba(255,255,255,.11);
 border:1px solid rgba(255,255,255,.13);
}
.status-item{background:rgba(16,20,43,.72);padding:15px 18px}
.status-item b{display:block;font-size:20px;font-weight:900;color:var(--gold);line-height:1.25}
.status-item span{display:block;font-size:12px;color:#9aa2c2;margin-top:2px}

/* ================= 板块基础 ================= */
.section{padding:64px 0}
.section-alt{background:var(--surface)}
.section-tint{background:linear-gradient(180deg,#f4f5fa 0%,#eceff8 100%)}
.section-dark{background:var(--ink-2);color:#fff}
.section-head{max-width:780px;margin-bottom:32px}
.section-head h2{font-size:clamp(21px,2.6vw,29px);font-weight:900;color:var(--ink);line-height:1.35}
.section-head p{color:var(--muted);margin-top:11px;font-size:14.8px;line-height:1.95}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:#b3bad5}
.eyebrow{
 display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;
 color:#c58c00;margin-bottom:10px;
}
.section-dark .eyebrow{color:var(--gold-2)}

/* ================= 奖励构成卡 ================= */
.reward-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.reward-card{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.reward-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.reward-card .num{
 display:inline-flex;align-items:center;justify-content:center;
 width:30px;height:30px;border-radius:9px;
 background:rgba(255,180,0,.14);color:#b57c00;
 font-size:13px;font-weight:900;letter-spacing:.5px;
}
.reward-card h3{font-size:16px;font-weight:800;color:var(--ink);margin:13px 0 8px}
.reward-card p{font-size:13.5px;color:var(--muted);line-height:1.9}
.reward-card .meta{display:block;margin-top:12px;font-size:12px;color:#b57c00;font-weight:700}

/* ================= 奖励档位 ================= */
.tier-list{
 border:1px solid var(--border);border-radius:var(--radius);
 overflow:hidden;background:var(--surface);box-shadow:var(--shadow-sm);
}
.tier-row{
 display:grid;grid-template-columns:.85fr 1.15fr 1.5fr;
 gap:16px;align-items:center;
 padding:17px 22px;border-bottom:1px solid var(--border);
 transition:background .2s;
}
.tier-row:last-child{border-bottom:0}
.tier-row:hover{background:#fbfbfe}
.tier-row.head{
 background:var(--ink);color:#fff;font-size:12.5px;font-weight:800;
 letter-spacing:1.4px;padding-top:13px;padding-bottom:13px;
}
.tier-row.head:hover{background:var(--ink)}
.tier-name{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:15px}
.tier-name i{
 font-style:normal;width:26px;height:26px;border-radius:8px;
 display:grid;place-items:center;font-size:12px;font-weight:900;
 background:linear-gradient(135deg,rgba(255,180,0,.22),rgba(255,138,0,.1));
 color:#b57c00;border:1px solid rgba(255,180,0,.32);
}
.tier-cond{font-size:13.5px;color:var(--muted)}
.tier-gain{font-size:13.5px;color:var(--text);font-weight:600}
.tier-row.head .tier-name,.tier-row.head .tier-cond,.tier-row.head .tier-gain{color:#e7eaf7;font-weight:800}

/* ================= 时间线 ================= */
.timeline{position:relative;display:grid;gap:0;margin-top:8px}
.timeline::before{
 content:"";position:absolute;left:15px;top:8px;bottom:8px;width:2px;
 background:linear-gradient(180deg,rgba(255,180,0,.75),rgba(255,180,0,.08));
}
.tl-item{position:relative;padding:0 0 26px 46px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
 position:absolute;left:6px;top:6px;width:20px;height:20px;border-radius:50%;
 background:var(--ink-2);border:2px solid var(--gold);
 box-shadow:0 0 0 5px rgba(255,180,0,.12);
}
.tl-item h3{font-size:15.5px;font-weight:800;color:#fff}
.tl-time{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:1px;color:#10142b;background:var(--gold-2);border-radius:6px;padding:2px 9px;margin-bottom:8px}
.tl-item p{font-size:13.8px;color:#b3bad5;line-height:1.9;margin-top:6px}

/* ================= 图文核对 ================= */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.split-media{
 position:relative;border-radius:16px;overflow:hidden;
 box-shadow:var(--shadow-md);border:1px solid var(--border);
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s}
.split-media:hover img{transform:scale(1.04)}
.split-media .tag-on-img{
 position:absolute;left:16px;bottom:16px;
 background:rgba(16,20,43,.86);color:var(--gold-2);
 font-size:12px;font-weight:800;letter-spacing:1px;
 padding:6px 13px;border-radius:999px;border:1px solid rgba(255,180,0,.4);
 backdrop-filter:blur(4px);
}
.check-list{display:grid;gap:12px;margin-top:20px}
.check-list li{
 display:flex;gap:11px;align-items:flex-start;
 background:var(--surface);border:1px solid var(--border);border-radius:10px;
 padding:13px 15px;font-size:13.8px;color:#414861;line-height:1.85;
 box-shadow:var(--shadow-sm);transition:border-color .2s,transform .2s;
}
.check-list li:hover{border-color:rgba(255,180,0,.55);transform:translateX(3px)}
.check-list li::before{
 content:"✓";flex:0 0 auto;width:20px;height:20px;border-radius:6px;
 display:grid;place-items:center;font-size:12px;font-weight:900;
 background:rgba(255,180,0,.16);color:#b57c00;margin-top:2px;
}

/* ================= 误差对照 ================= */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{
 border-radius:var(--radius);padding:22px 22px 20px;
 border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-sm);
}
.compare-col.bad{border-color:#f0d9d9;background:linear-gradient(180deg,#fff8f8,#ffffff)}
.compare-col.good{border-color:rgba(255,180,0,.45);background:linear-gradient(180deg,#fffdf5,#ffffff)}
.compare-col h3{font-size:15px;font-weight:900;display:flex;align-items:center;gap:9px;color:var(--ink)}
.compare-col h3 i{font-style:normal;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;font-size:12px;font-weight:900}
.compare-col.bad h3 i{background:#fdeaea;color:#c0392b}
.compare-col.good h3 i{background:rgba(255,180,0,.18);color:#b57c00}
.compare-col ul{display:grid;gap:11px;margin-top:16px}
.compare-col li{font-size:13.6px;color:#4b5270;line-height:1.85;padding-left:15px;position:relative}
.compare-col li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:#cfd4e6}
.compare-col.good li::before{background:var(--gold)}
.compare-col.good li b{color:var(--ink)}

/* ================= 资讯列表 ================= */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{
 display:flex;flex-direction:column;gap:10px;
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 padding:20px;box-shadow:var(--shadow-sm);
 transition:transform .2s,box-shadow .2s,border-color .2s;
}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.news-card h3{font-size:15px;font-weight:800;color:var(--ink);line-height:1.6}
.news-card p{font-size:13px;color:var(--muted);line-height:1.85}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:6px}
.news-tag{
 font-size:11.5px;font-weight:800;letter-spacing:.5px;
 color:#b57c00;background:rgba(255,180,0,.13);
 padding:3px 10px;border-radius:999px;
}
.news-date{font-size:11.5px;color:#9aa1b8}
.list-empty{
 text-align:center;color:var(--muted);font-size:14px;
 background:var(--surface);border:1px dashed var(--border);
 border-radius:var(--radius);padding:36px 20px;
}

/* ================= FAQ ================= */
.faq{display:grid;gap:12px;max-width:900px}
.faq-item{
 background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-md)}
.faq-item summary{
 list-style:none;cursor:pointer;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 padding:17px 20px;font-size:15px;font-weight:800;color:var(--ink);
 transition:background .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#fbfbfe}
.faq-item summary:focus-visible{outline:3px solid var(--gold);outline-offset:-3px}
.faq-item summary::after{
 content:"＋";flex:0 0 auto;font-size:15px;font-weight:900;color:#b57c00;
 width:24px;height:24px;border-radius:7px;display:grid;place-items:center;
 background:rgba(255,180,0,.14);transition:transform .2s;
}
.faq-item[open] summary::after{content:"－";transform:rotate(0deg)}
.faq-body{padding:0 20px 18px;font-size:13.8px;color:#4b5270;line-height:1.95}

/* ================= 收口 CTA ================= */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(120deg,#1a1f3d 0%,#252b52 55%,#3a2c0e 100%);
 border-radius:18px;color:#fff;
 padding:40px 38px;
 display:grid;grid-template-columns:1.4fr .6fr;gap:26px;align-items:center;
 box-shadow:var(--shadow-md);
}
.cta-band::before{
 content:"";position:absolute;right:-70px;top:-70px;width:250px;height:250px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.35),transparent 70%);
}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:900;line-height:1.4}
.cta-band p{font-size:14px;color:#c5cbe2;margin-top:10px;line-height:1.9}
.cta-actions{display:flex;flex-direction:column;gap:11px;position:relative;z-index:2}

/* ================= 页脚 ================= */
.site-footer{background:var(--ink-2);color:#b3bad5;padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;margin-bottom:13px}
.footer-desc{font-size:13.4px;line-height:1.95;color:#98a0c0;max-width:340px}
.footer-col h4{color:#fff;font-size:14px;font-weight:800;margin:0 0 14px;letter-spacing:.5px}
.footer-col ul{display:grid;gap:9px;font-size:13.4px}
.footer-col a{color:#98a0c0;transition:color .2s}
.footer-col a:hover{color:var(--gold-2)}
.footer-col a:focus-visible{outline:3px solid var(--gold-2);outline-offset:3px;border-radius:5px}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.1);
 padding:18px 0 22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:12.4px;color:#7d85a5;
}

/* ================= 响应式 ================= */
@media (max-width:1024px){
 .cat-hero-grid{grid-template-columns:1fr;gap:30px}
 .icon-matrix{grid-template-columns:repeat(3,1fr)}
 .reward-grid{grid-template-columns:repeat(2,1fr)}
 .news-grid{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .cta-band{grid-template-columns:1fr}
 .split{grid-template-columns:1fr;gap:28px}
 .status-bar{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
 .head-top-inner{min-height:60px}
 .head-link{display:none}
 .brand-text{font-size:16.5px}
 .section{padding:48px 0}
 .cat-hero{padding:26px 0 36px}
 .hero-sub{font-size:14.2px}
 .icon-matrix{grid-template-columns:repeat(2,1fr)}
 .tier-row{grid-template-columns:1fr;gap:6px;padding:15px 18px}
 .tier-row.head{display:none}
 .tier-cond,.tier-gain{font-size:13px}
 .compare{grid-template-columns:1fr}
 .news-grid{grid-template-columns:1fr}
 .cta-band{padding:30px 22px}
 .cta-actions{flex-direction:row;flex-wrap:wrap}
 .footer-bottom{flex-direction:column;gap:6px}
}
@media (max-width:520px){
 .container{padding:0 16px!important}
 .brand-sub{display:none}
 .btn-gold,.btn-ghost,.btn-dark{padding:11px 20px;font-size:14px;width:100%}
 .hero-actions{gap:10px}
 .reward-grid{grid-template-columns:1fr}
 .icon-matrix{grid-template-columns:1fr}
 .status-bar{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr}
 .cat-hero h1{font-size:24px}
}