/* roulang page: index */
:root{
  --brand:#6C3BFF;
  --brand-deep:#4A1FCC;
  --accent:#C9F24D;
  --hot:#FF6A3D;
  --ink:#120C1F;
  --ink-2:#1C1430;
  --surface:#F6F4FA;
  --card:#FFFFFF;
  --text:#1A1526;
  --muted:#5B5470;
  --on-dark-2:#C9C2DD;
  --line:#E6E2F0;
  --line-dark:#2C2344;
  --ok:#22C55E;
  --warn:#F5A524;
  --r-card:18px;
  --r-panel:16px;
  --r-btn:12px;
  --sh-1:0 6px 24px rgba(20,10,45,.08);
  --sh-2:0 14px 40px rgba(108,59,255,.18);
  --sh-3:0 20px 60px rgba(18,12,31,.28);
  --t:180ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',sans-serif;
  font-size:17px;line-height:1.85;color:var(--text);background:var(--surface);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--text)}
h3{font-size:20px;font-weight:600;line-height:1.45}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.section{padding:96px 0}
.section--tight{padding-top:64px}
.section--dark{background:var(--ink);color:#fff}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.section-head.split{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.section-kicker{display:inline-block;font-size:13.5px;font-weight:600;letter-spacing:.08em;color:var(--brand);background:rgba(108,59,255,.1);padding:6px 14px;border-radius:999px;margin-bottom:16px}
.section--dark .section-kicker{color:var(--accent);background:rgba(201,242,77,.12)}
.section-title{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3}
.section-lead{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.8}
.section--dark .section-lead{color:var(--on-dark-2)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;font-size:16px;font-weight:600;line-height:1.2;border-radius:var(--r-btn);border:1.5px solid transparent;transition:all var(--t);text-align:center}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-brand:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:rgba(108,59,255,.08);color:var(--brand-deep)}
.btn-dark-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-dark-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.6)}
.btn-accent{background:var(--accent);color:var(--ink);border-color:var(--accent)}
.btn-accent:hover{background:#bde63f;color:var(--ink);transform:translateY(-1px);box-shadow:0 12px 32px rgba(201,242,77,.28)}
.btn-accent:active{transform:translateY(1px)}
.btn-sm{padding:10px 20px;font-size:14.5px}
.btn-block{width:100%}
.btn-pill{border-radius:999px}

/* ---------- 徽章 / 标签 ---------- */
.badge-cat{display:inline-flex;align-items:center;height:24px;padding:0 12px;font-size:12.5px;font-weight:600;border-radius:999px;background:rgba(108,59,255,.1);color:var(--brand);letter-spacing:.02em}
.badge-member{display:inline-flex;align-items:center;height:24px;padding:0 12px;font-size:12.5px;font-weight:700;border-radius:999px;background:var(--accent);color:var(--ink)}
.badge-lock{display:inline-flex;align-items:center;gap:5px;height:26px;padding:0 11px;font-size:12.5px;font-weight:600;border-radius:999px;background:var(--hot);color:#fff}
.tag{display:inline-block;padding:4px 11px;font-size:12.5px;border-radius:999px;background:rgba(108,59,255,.08);color:var(--brand);margin:0 6px 6px 0;transition:all var(--t)}
.tag:hover{background:rgba(108,59,255,.16)}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);border-bottom:1px solid var(--line-dark);transition:box-shadow var(--t)}
.site-header.is-scrolled{box-shadow:0 12px 32px rgba(18,12,31,.5)}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height var(--t)}
.site-header.is-scrolled .nav-inner{height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;letter-spacing:-.01em;flex-shrink:0}
.brand:hover{color:#fff}
.brand-mark{width:26px;height:26px;border-radius:9px;background:linear-gradient(135deg,var(--brand) 20%,var(--accent) 130%);box-shadow:0 0 0 3px rgba(108,59,255,.2);flex-shrink:0}
.brand-text{white-space:nowrap}
.main-nav{display:flex;margin-left:auto}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-list>li>a{position:relative;display:block;padding:9px 13px;font-size:15px;font-weight:500;color:var(--on-dark-2);border-radius:10px;transition:color var(--t),background var(--t)}
.nav-list>li>a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-list>li>a::after{content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;background:var(--accent);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.nav-list>li>a:hover::after{transform:scaleX(1)}
.nav-list>li>a.active{color:#fff}
.nav-list>li>a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.menu-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.08);border:1px solid var(--line-dark);color:#fff;font-size:17px;transition:all var(--t)}
.menu-toggle:hover{background:rgba(108,59,255,.28)}

/* Mega 面板 */
.mega-wrap{position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:7px;padding:9px 13px;font-size:15px;font-weight:500;color:var(--on-dark-2);background:transparent;border:0;border-radius:10px;transition:color var(--t),background var(--t)}
.mega-trigger:hover{color:#fff;background:rgba(255,255,255,.06)}
.mega-trigger i{font-size:11px;transition:transform var(--t)}
.mega-wrap:hover .mega-trigger i,.mega-wrap.open .mega-trigger i{transform:rotate(180deg)}
.mega-panel{position:absolute;top:calc(100% + 14px);right:0;width:680px;max-width:calc(100vw - 32px);background:#fff;border:1px solid var(--line);border-radius:var(--r-panel);box-shadow:var(--sh-3);padding:24px;display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:24px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity var(--t),transform var(--t),visibility var(--t);z-index:1045}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel,.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin-bottom:14px}
.mega-links li+li{margin-top:8px}
.mega-links a{font-size:14.5px;color:var(--text);display:inline-flex;align-items:center;gap:6px}
.mega-links a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand);opacity:.5;transition:opacity var(--t)}
.mega-links a:hover{color:var(--brand)}
.mega-links a:hover::before{opacity:1}
.mega-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#EEE9FA}
.mega-card-body{padding:14px}
.mega-card-body h4{font-size:15px;font-weight:700;margin-bottom:6px}
.mega-card-body p{font-size:13.5px;color:var(--muted);line-height:1.65;margin-bottom:12px}

/* 移动端抽屉 */
.mobile-nav{background:var(--ink-2);color:#fff;width:320px}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line-dark);padding:18px 20px}
.mobile-nav .brand-text{font-size:16px}
.mobile-nav-list li{border-bottom:1px solid var(--line-dark)}
.mobile-nav-list a{display:block;padding:15px 4px;font-size:15.5px;color:var(--on-dark-2)}
.mobile-nav-list a:hover,.mobile-nav-list a.active{color:var(--accent)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(900px 420px at 84% 10%, rgba(108,59,255,.42), transparent 66%),
    radial-gradient(560px 320px at 6% 96%, rgba(201,242,77,.1), transparent 72%),
    var(--ink);
  color:#fff;padding:84px 0 96px;
}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:48px;background:var(--surface);clip-path:polygon(0 100%,100% 0,100% 100%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center;position:relative;z-index:2}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--accent);background:rgba(201,242,77,.12);border:1px solid rgba(201,242,77,.28);padding:7px 16px;border-radius:999px;margin-bottom:22px}
.hero h1{color:#fff;font-size:clamp(28px,4.2vw,44px);font-weight:800;line-height:1.2;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.9;color:var(--on-dark-2);max-width:520px}
.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.hero-facts{display:flex;gap:28px;margin-top:38px;flex-wrap:wrap}
.hero-fact strong{display:block;font-size:24px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-fact span{font-size:13.5px;color:var(--on-dark-2)}
.hero-visual{position:relative}
.hero-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-card);border:1px solid var(--line-dark);background:var(--ink-2)}
.hero-float{position:absolute;right:-14px;bottom:-22px;background:var(--ink-2);border:1px solid var(--line-dark);border-radius:var(--r-panel);padding:16px 20px;box-shadow:var(--sh-3);min-width:186px}
.hero-float .hf-label{font-size:12.5px;color:var(--on-dark-2);letter-spacing:.04em}
.hero-float .hf-value{font-size:26px;font-weight:800;color:var(--accent);line-height:1.25;font-variant-numeric:tabular-nums}
.hero-float .hf-note{font-size:12.5px;color:var(--on-dark-2)}

/* ---------- 速览数据条 ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;transition:all var(--t)}
.stat-card:hover{box-shadow:var(--sh-1);transform:translateY(-2px)}
.stat-num{font-size:30px;font-weight:800;color:var(--brand);line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.stat-num small{font-size:15px;font-weight:700;margin-left:2px}
.stat-label{margin-top:8px;font-size:15px;font-weight:600}
.stat-desc{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.7}

/* ---------- 权益对比表 ---------- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line);border-radius:var(--r-panel);background:#fff}
.compare-table{width:100%;border-collapse:collapse;min-width:760px}
.compare-table th,.compare-table td{padding:17px 20px;text-align:center;border-bottom:1px solid var(--line);font-size:15px;vertical-align:middle}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table thead th{background:#F1EDFB;font-weight:600;font-size:14.5px;white-space:nowrap}
.compare-table tbody tr:hover td{background:rgba(108,59,255,.05)}
.compare-table .col-feature{text-align:left;position:sticky;left:0;background:#fff;font-weight:600;z-index:2;min-width:172px;box-shadow:1px 0 0 var(--line)}
.compare-table thead .col-feature{background:#F1EDFB;z-index:3}
.compare-table tbody tr:hover .col-feature{background:#F7F4FE}
.compare-table .recommended{background:rgba(201,242,77,.18)}
.compare-table thead .recommended{background:rgba(201,242,77,.34);box-shadow:inset 0 0 0 2px var(--accent);position:relative}
.rec-badge{display:inline-block;margin-left:8px;padding:2px 9px;font-size:11.5px;font-weight:700;border-radius:999px;background:var(--ink);color:var(--accent);vertical-align:middle}
.mark-yes{color:var(--brand);font-weight:700}
.mark-no{color:#BCB5CE;font-weight:600}
.cell-num{font-variant-numeric:tabular-nums;font-weight:600}
.table-note{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:14.5px;color:var(--muted)}

/* ---------- 等级卡 ---------- */
.level-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px 24px;height:100%;overflow:hidden;transition:transform var(--t),box-shadow var(--t)}
.level-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--brand),var(--accent))}
.level-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.level-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.level-num{font-size:13.5px;font-weight:800;letter-spacing:.14em;color:var(--brand);font-variant-numeric:tabular-nums}
.level-icon{width:44px;height:44px;border-radius:13px;display:inline-flex;align-items:center;justify-content:center;background:rgba(108,59,255,.09);color:var(--brand);font-size:18px}
.level-name{font-size:20px;font-weight:700;line-height:1.4}
.level-desc{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;min-height:52px}
.level-tags{margin-top:16px}

/* ---------- 内容卡片 ---------- */
.content-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:transform var(--t),box-shadow var(--t)}
.content-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.content-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EEE9FA}
.content-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.content-card:hover .content-media img{transform:scale(1.04)}
.content-media .badge-lock{position:absolute;top:12px;left:12px}
.content-body{display:flex;flex-direction:column;gap:10px;flex:1;padding:22px}
.content-body h3{font-size:18px;font-weight:600;line-height:1.5}
.content-body h3 a{color:var(--text)}
.content-body h3 a:hover{color:var(--brand)}
.content-desc{font-size:14.5px;color:var(--muted);line-height:1.8}
.content-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:var(--brand)}
.link-arrow i{font-size:12px;transition:transform var(--t)}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- CMS 列表卡 ---------- */
.post-card{display:flex;flex-direction:column;gap:12px;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;transition:transform var(--t),box-shadow var(--t)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.post-title{font-size:17px;font-weight:600;line-height:1.55}
.post-title a{color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-title a:hover{color:var(--brand)}
.post-excerpt{font-size:14.5px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted);display:flex;align-items:center;gap:10px}
.post-meta i{color:var(--brand);opacity:.75}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;min-height:240px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);text-align:center;padding:40px 24px}
.empty-state i{font-size:44px;color:rgba(108,59,255,.3)}
.empty-state p{font-size:15px;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq .accordion-item{border:1px solid var(--line);border-radius:var(--r-panel);overflow:hidden;background:#fff;margin-bottom:12px}
.faq .accordion-button{background:#fff;color:var(--text);font-size:17px;font-weight:600;padding:20px 24px;gap:14px;box-shadow:none;width:100%;text-align:left}
.faq .accordion-button:not(.collapsed){background:rgba(108,59,255,.05);color:var(--brand-deep);box-shadow:inset 3px 0 0 var(--accent)}
.faq .accordion-button:focus{box-shadow:inset 3px 0 0 var(--accent);border-color:transparent;outline:none}
.faq .accordion-button::after{display:none}
.faq .faq-num{font-size:14px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;flex-shrink:0}
.faq .faq-ico{margin-left:auto;width:26px;height:26px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:rgba(108,59,255,.1);color:var(--brand);font-size:12px;transition:transform var(--t);flex-shrink:0}
.faq .accordion-button:not(.collapsed) .faq-ico{transform:rotate(45deg)}
.faq .accordion-body{padding:4px 24px 24px 58px;font-size:15.5px;color:var(--muted);line-height:1.85}

/* ---------- CTA 区 ---------- */
.cta-section{background:var(--ink);color:#fff;padding:96px 0;position:relative;overflow:hidden}
.cta-section::before{content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(108,59,255,.5),transparent 68%)}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 420px;gap:56px;align-items:center}
.cta-list{margin-top:26px;display:grid;gap:14px}
.cta-list li{display:flex;align-items:flex-start;gap:12px;font-size:16px;color:var(--on-dark-2);line-height:1.75}
.cta-list i{color:var(--accent);font-size:15px;margin-top:5px}
.form-card{background:#fff;border-radius:var(--r-card);padding:32px 28px;box-shadow:var(--sh-3);color:var(--text)}
.form-card h3{font-size:20px;margin-bottom:8px}
.form-hint{font-size:13.5px;color:var(--muted);margin-bottom:22px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:14px;color:var(--muted);margin-bottom:8px}
.form-control-x{width:100%;height:48px;padding:0 16px;font-size:15px;color:var(--text);background:#FBF9FF;border:1.5px solid var(--line);border-radius:var(--r-btn);transition:border-color var(--t),box-shadow var(--t)}
.form-control-x::placeholder{color:#A49DB8}
.form-control-x:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(108,59,255,.14);background:#fff}
.check-row{display:flex;align-items:flex-start;gap:10px;margin:6px 0 20px;font-size:13.5px;color:var(--muted);line-height:1.7}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand);flex-shrink:0}
.form-tip{margin-top:14px;font-size:13px;color:var(--muted);text-align:center}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:var(--on-dark-2);position:relative;padding:72px 0 28px}
.site-footer::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:64px;height:4px;background:var(--accent);border-radius:0 0 4px 4px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand .brand{font-size:18px;margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.9;max-width:300px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social a{width:38px;height:38px;border-radius:11px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,255,255,.06);border:1px solid var(--line-dark);color:var(--on-dark-2);font-size:15px;transition:all var(--t)}
.footer-social a:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px}
.footer-links li+li{margin-top:2px}
.footer-links a{display:inline-block;padding:6px 0;font-size:14px;color:var(--on-dark-2);line-height:1.9}
.footer-links a:hover{color:var(--accent)}
.footer-contact li{font-size:14px;line-height:1.9;padding:5px 0;display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--brand);margin-top:6px;font-size:13px}
.footer-bottom{margin-top:56px;padding-top:24px;border-top:1px solid var(--line-dark);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-grid{gap:40px}
  .cta-grid{grid-template-columns:1fr 380px;gap:40px}
}
@media (max-width:991.98px){
  .section{padding:72px 0}
  .main-nav{display:none}
  .menu-toggle{display:inline-flex}
  .nav-inner{height:64px}
  .hero{padding:64px 0 76px}
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-visual{max-width:620px}
  .hero-float{right:12px;bottom:-18px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .cta-grid{grid-template-columns:1fr;gap:36px}
  .cta-section{padding:72px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .mega-panel{width:560px;grid-template-columns:1fr 1fr}
}
@media (max-width:767.98px){
  body{font-size:16px}
  .container{padding-left:16px;padding-right:16px}
  .section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .brand{font-size:16px}
  .brand-text{max-width:150px;white-space:normal;line-height:1.25}
  .hero{padding:52px 0 64px}
  .hero-actions .btn{width:100%}
  .hero-facts{gap:20px}
  .hero-float{position:static;margin-top:16px;right:auto;bottom:auto}
  .stats-grid{grid-template-columns:1fr;gap:14px}
  .compare-table th,.compare-table td{padding:14px 14px;font-size:14px}
  .compare-table .col-feature{min-width:132px}
  .faq .accordion-body{padding:4px 20px 22px 20px}
  .form-card{padding:26px 20px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-brand p{max-width:none}
  .footer-bottom{flex-direction:column;text-align:center;justify-content:center}
  .cta-list li{font-size:15px}
}
@media (max-width:519.98px){
  .hero h1{font-size:26px}
  .stat-num{font-size:26px}
  .section-title{font-size:22px}
}

/* roulang page: article */
:root{
  --brand:#6C3BFF;
  --brand-deep:#4A1FCC;
  --accent:#C9F24D;
  --hot:#FF6A3D;
  --ink:#120C1F;
  --ink-2:#1C1430;
  --surface:#F6F4FA;
  --card:#FFFFFF;
  --text:#1A1526;
  --text-2:#5B5470;
  --text-inv:#FFFFFF;
  --text-inv-2:#C9C2DD;
  --border:#E6E2F0;
  --border-dark:#2C2344;
  --success:#22C55E;
  --warn:#F5A524;
  --r-card:18px;
  --r-panel:16px;
  --r-btn:12px;
  --r-img:14px;
  --shadow-1:0 6px 24px rgba(20,10,45,.08);
  --shadow-2:0 14px 40px rgba(108,59,255,.18);
  --shadow-3:0 20px 60px rgba(18,12,31,.28);
  --gutter:24px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--surface);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--brand-deep);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text);}
p{margin:0 0 1.2em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;padding-left:24px;padding-right:24px;margin-left:auto;margin-right:auto;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--ink);
  border-bottom:1px solid var(--border-dark);
  transition:box-shadow .2s ease,background-color .2s ease;
}
.site-header.is-scrolled{box-shadow:0 12px 34px rgba(18,12,31,.42);}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;min-height:72px;padding-top:10px;padding-bottom:10px;
}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px 9px auto 9px;height:6px;border-radius:3px;background:var(--accent);
}
.brand-text{
  font-size:17px;font-weight:800;letter-spacing:-.01em;color:#fff;line-height:1.2;
}
.main-nav{flex:1 1 auto;display:flex;justify-content:center;}
.nav-list{display:flex;align-items:center;gap:22px;flex-wrap:nowrap;}
.nav-list a{
  position:relative;display:inline-block;
  font-size:15px;color:var(--text-inv-2);padding:6px 2px;white-space:nowrap;
}
.nav-list a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-list a:hover{color:#fff;}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:#fff;}
.nav-list a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.mega-toggle{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.06);border:1px solid var(--border-dark);
  color:#fff;font-size:14px;font-weight:600;
  padding:9px 16px;border-radius:999px;cursor:pointer;
  transition:background-color .18s ease,border-color .18s ease;
}
.mega-toggle:hover{background:rgba(108,59,255,.28);border-color:var(--brand);}
.mega-toggle i{font-size:11px;}
.has-mega{position:relative;}
.mega{
  position:absolute;top:calc(100% + 16px);right:0;width:700px;
  background:#fff;border-radius:var(--r-panel);box-shadow:var(--shadow-3);
  padding:26px;display:grid;grid-template-columns:1.15fr 1fr 1.1fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.has-mega:hover .mega,.has-mega:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:13px;font-weight:700;color:var(--text-2);letter-spacing:.04em;margin-bottom:12px;}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;}
.mega-links a{font-size:14px;color:var(--text);padding:4px 0;display:block;}
.mega-links a:hover{color:var(--brand);}
.mega-posts li{padding:9px 0;border-bottom:1px dashed var(--border);}
.mega-posts li:last-child{border-bottom:0;}
.mega-posts a{display:block;font-size:14px;color:var(--text);font-weight:600;line-height:1.5;}
.mega-posts a:hover{color:var(--brand);}
.mega-posts span{font-size:12.5px;color:var(--text-2);}
.mega-card{
  background:var(--surface);border-radius:var(--r-card);padding:14px;
  border:1px solid var(--border);
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:10px;background:var(--border);}
.mega-card h4{font-size:15px;margin:12px 0 6px;}
.mega-card p{font-size:13.5px;color:var(--text-2);margin:0 0 12px;}
.menu-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--border-dark);
  color:#fff;font-size:17px;cursor:pointer;
}
.menu-btn:hover{background:rgba(108,59,255,.3);}
.mobile-nav{background:var(--ink);color:#fff;width:320px;border-left:1px solid var(--border-dark);}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--border-dark);}
.mobile-nav .offcanvas-title{font-size:16px;font-weight:800;color:#fff;}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.8;}
.mobile-nav-list li{border-bottom:1px solid var(--border-dark);}
.mobile-nav-list a{display:flex;align-items:center;justify-content:space-between;color:var(--text-inv-2);padding:15px 2px;font-size:15.5px;}
.mobile-nav-list a:hover,.mobile-nav-list a.active{color:var(--accent);}

/* ============ Buttons ============ */
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand);color:#fff;font-weight:600;font-size:15px;
  padding:14px 28px;border-radius:var(--r-btn);border:1px solid transparent;
  transition:background-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-brand:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--brand);font-weight:600;font-size:15px;
  padding:13px 26px;border-radius:var(--r-btn);border:1.5px solid var(--brand);
  transition:background-color .18s ease,color .18s ease;
}
.btn-ghost:hover{background:rgba(108,59,255,.08);color:var(--brand-deep);}
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--accent);color:var(--ink);font-weight:700;font-size:15px;
  padding:13px 28px;border-radius:999px;border:0;
  transition:filter .18s ease,transform .18s ease;
}
.btn-accent:hover{filter:brightness(.94);color:var(--ink);transform:translateY(-1px);}
.btn-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:999px;
  background:var(--brand);color:#fff;font-weight:600;border:0;
}
.btn-pill:hover{background:var(--brand-deep);color:#fff;}

/* ============ Badges ============ */
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(108,59,255,.1);color:var(--brand);
  font-size:12.5px;font-weight:600;line-height:26px;white-space:nowrap;
}
.badge-accent{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--accent);color:var(--ink);
  font-size:12.5px;font-weight:700;line-height:26px;white-space:nowrap;
}
.badge-hot{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:var(--hot);color:#fff;
  font-size:12.5px;font-weight:600;line-height:26px;white-space:nowrap;
}

/* ============ Breadcrumb ============ */
.crumb-wrap{background:#fff;border-bottom:1px solid var(--border);}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding:14px 0;font-size:13.5px;color:var(--text-2);line-height:1.6;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#C6BFD8;}
.crumb .current{color:var(--text-2);max-width:640px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ Article layout ============ */
.article-main{padding:52px 0 84px;}
.article-head{margin-bottom:28px;}
.article-head h1{
  font-size:clamp(28px,4.2vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.02em;
  margin:14px 0 18px;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13.5px;color:var(--text-2);line-height:1.6;
}
.article-meta .dot{color:#C6BFD8;}
.article-hero-img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-img);background:var(--border);margin:6px 0 32px;
}
.panel-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:34px 38px;box-shadow:var(--shadow-1);
}
.article-body{font-size:17px;line-height:1.9;color:var(--text);max-width:760px;}
.article-body h2{
  position:relative;font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700;
  margin:40px 0 18px;padding-left:16px;
}
.article-body h2:first-child{margin-top:0;}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;width:4px;height:1.1em;
  background:var(--accent);border-radius:2px;
}
.article-body h3{font-size:20px;line-height:1.45;font-weight:600;margin:30px 0 14px;}
.article-body h4{font-size:17.5px;font-weight:700;margin:24px 0 12px;}
.article-body p{margin:0 0 1.2em;}
.article-body a{border-bottom:2px solid rgba(201,242,77,0);}
.article-body a:hover{border-bottom-color:var(--accent);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em;}
.article-body ul li{list-style:disc;margin-bottom:.5em;}
.article-body ol li{list-style:decimal;margin-bottom:.5em;}
.article-body img{border-radius:var(--r-img);margin:24px auto;background:var(--border);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13.5px;color:var(--text-2);text-align:center;margin-top:10px;}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;border-left:4px solid var(--brand);
  background:#F1EDFB;border-radius:0 var(--r-btn) var(--r-btn) 0;color:var(--text);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15.5px;
  background:#FBFAFE;border:1px solid var(--border);border-radius:var(--r-btn);
  overflow:hidden;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--border);text-align:left;}
.article-body th{background:#F1EDFB;font-weight:600;}
.article-body tr:last-child td{border-bottom:0;}
.article-body pre{
  background:var(--ink-2);color:#EDE9F7;padding:18px 20px;border-radius:var(--r-btn);
  overflow-x:auto;font-size:14.5px;line-height:1.7;margin:24px 0;
}
.article-body code{background:#F1EDFB;color:var(--brand-deep);padding:2px 7px;border-radius:6px;font-size:14.5px;}
.article-body pre code{background:transparent;color:inherit;padding:0;}
.article-body .table-scroll{overflow-x:auto;}
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;color:var(--text-2);
}
.empty-state i{font-size:48px;color:rgba(108,59,255,.3);}
.empty-state .empty-title{font-size:19px;font-weight:700;color:var(--text);}

/* ============ Sidebar ============ */
.side-col{position:sticky;top:96px;align-self:flex-start;}
.side-panel{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--shadow-1);margin-bottom:20px;
}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;color:var(--text);margin-bottom:14px;
}
.side-title i{color:var(--brand);font-size:13px;}
.toc-list li{border-left:2px solid var(--border);}
.toc-list a{display:block;padding:8px 0 8px 14px;font-size:14px;color:var(--text-2);line-height:1.6;}
.toc-list li:hover{border-left-color:var(--brand);}
.toc-list a:hover{color:var(--brand);}
.side-empty{font-size:13.5px;color:var(--text-2);}
.member-card{
  background:linear-gradient(150deg,var(--ink) 0%,#2A1758 100%);
  border-radius:var(--r-card);padding:22px;color:#fff;border:1px solid var(--border-dark);
}
.member-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;margin-bottom:16px;background:var(--ink-2);}
.member-card h3{font-size:17px;color:#fff;margin-bottom:8px;}
.member-card p{font-size:13.5px;color:var(--text-inv-2);margin-bottom:16px;}
.member-card .btn-accent{width:100%;font-size:14.5px;padding:12px 18px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;}
.tag-cloud a{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;border-radius:999px;
  background:var(--surface);border:1px solid var(--border);color:var(--text-2);font-size:13px;
}
.tag-cloud a:hover{background:rgba(108,59,255,.1);border-color:rgba(108,59,255,.35);color:var(--brand);}

/* ============ Related ============ */
.section-block{margin-top:56px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;}
.section-head h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;}
.section-head p{font-size:14px;color:var(--text-2);margin:6px 0 0;}
.section-head .more{font-size:14px;font-weight:600;white-space:nowrap;}
.card-lite{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;
}
.card-lite:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);}
.card-lite img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--border);}
.card-lite .card-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.card-lite h3{font-size:17px;font-weight:600;line-height:1.5;}
.card-lite h3 a{color:var(--text);}
.card-lite h3 a:hover{color:var(--brand);}
.card-lite p{font-size:14.5px;color:var(--text-2);margin:0;}
.card-lite .card-foot{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--border);
  font-size:13px;color:var(--text-2);display:flex;align-items:center;gap:8px;flex-wrap:wrap;
}
.back-row{margin-top:28px;font-size:14.5px;font-weight:600;}

/* ============ CTA band ============ */
.cta-band{
  background:var(--ink);color:#fff;border-radius:22px;
  padding:44px 46px;margin-top:64px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,59,255,.55) 0%,rgba(108,59,255,0) 70%);
}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);color:#fff;margin-bottom:10px;}
.cta-band p{color:var(--text-inv-2);font-size:15px;margin:0;max-width:560px;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}

/* ============ Footer ============ */
.site-footer{background:var(--ink);color:var(--text-inv-2);padding:64px 0 28px;margin-top:0;position:relative;}
.site-footer::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-600px);
  width:64px;height:4px;background:var(--accent);border-radius:2px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.9;color:var(--text-inv-2);margin:0 0 18px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--border-dark);color:var(--text-inv-2);
}
.footer-social a:hover{background:rgba(201,242,77,.14);color:var(--accent);border-color:rgba(201,242,77,.35);}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{font-size:14px;color:var(--text-inv-2);line-height:1.9;}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.9;}
.footer-contact i{color:var(--brand);margin-top:6px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--border-dark);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:var(--text-inv-2);
}

/* ============ To top ============ */
.to-top{
  position:fixed;right:26px;bottom:30px;z-index:1030;
  width:46px;height:46px;border-radius:14px;border:0;
  background:var(--brand);color:#fff;font-size:16px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease,background-color .18s ease;
  box-shadow:var(--shadow-2);
}
.to-top:hover{background:var(--brand-deep);}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}

/* ============ Responsive ============ */
@media (max-width:1199.98px){
  .nav-list{gap:16px;}
  .nav-list a{font-size:14px;}
  .mega{width:620px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
}
@media (max-width:991.98px){
  .header-inner{min-height:60px;}
  .panel-card{padding:26px 22px;}
  .side-col{position:static;margin-top:36px;}
  .cta-band{padding:34px 26px;border-radius:18px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .article-main{padding:36px 0 64px;}
  .site-footer::before{left:24px;transform:none;}
}
@media (max-width:767.98px){
  body{font-size:16.5px;}
  .container{padding-left:16px;padding-right:16px;}
  .article-body{font-size:17px;line-height:1.9;}
  .article-head h1{font-size:clamp(24px,7vw,32px);}
  .section-block{margin-top:44px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn-brand,
  .cta-band .cta-actions .btn-accent{width:100%;}
  .footer-bottom{flex-direction:column;text-align:center;}
  .to-top{right:16px;bottom:20px;}
  .crumb .current{white-space:normal;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .card-lite .card-body{padding:16px;}
}

/* roulang page: category1 */
:root{
  --brand:#6C3BFF;
  --brand-deep:#4A1FCC;
  --accent:#C9F24D;
  --hot:#FF6A3D;
  --ink:#120C1F;
  --ink-2:#1C1430;
  --surface:#F6F4FA;
  --card:#FFFFFF;
  --text:#1A1526;
  --text-soft:#5B5470;
  --text-light:#FFFFFF;
  --text-light-soft:#C9C2DD;
  --line:#E6E2F0;
  --line-dark:#2C2344;
  --success:#22C55E;
  --warn:#F5A524;
  --r-card:18px;
  --r-panel:16px;
  --r-btn:12px;
  --r-img:14px;
  --sh-1:0 6px 24px rgba(20,10,45,.08);
  --sh-2:0 14px 40px rgba(108,59,255,.18);
  --sh-3:0 20px 60px rgba(18,12,31,.28);
  --sp-section:96px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--surface);
}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--brand-deep);}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 1em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:var(--ink);
  border-bottom:1px solid var(--line-dark);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(10,5,25,.45);}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:26px;height:26px;border-radius:8px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  box-shadow:0 0 0 1px rgba(201,242,77,.35) inset;
}
.brand-text{color:#fff;font-size:19px;font-weight:800;letter-spacing:.01em;line-height:1.15;}
.main-nav{flex:1;}
.nav-list{display:flex;align-items:center;gap:26px;}
.nav-list a{
  position:relative;display:inline-block;color:var(--text-light-soft);
  font-size:15px;line-height:72px;padding:0 2px;
}
.nav-list a::after{
  content:"";position:absolute;left:0;right:100%;bottom:22px;height:2px;
  background:var(--accent);transition:right .22s ease;
}
.nav-list a:hover{color:#fff;}
.nav-list a:hover::after{right:0;}
.nav-list a.active{color:#fff;font-weight:600;}
.nav-list a.active::after{right:0;background:var(--accent);}

/* mega */
.mega-wrap{position:relative;flex-shrink:0;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 16px;border-radius:999px;
  background:rgba(108,59,255,.16);border:1px solid rgba(108,59,255,.5);
  color:#fff;font-size:14px;cursor:pointer;transition:.18s ease;
}
.mega-trigger:hover{background:rgba(108,59,255,.3);}
.mega-trigger i.fa-chevron-down{transition:transform .2s ease;}
.mega-wrap.open .mega-trigger i.fa-chevron-down{transform:rotate(180deg);}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:680px;
  background:#fff;border-radius:var(--r-panel);border:1px solid var(--line);
  box-shadow:var(--sh-3);padding:24px;
  display:grid;grid-template-columns:1.1fr 1.2fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.mega-wrap:hover .mega-panel,.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:13px;font-weight:700;color:var(--text-soft);letter-spacing:.06em;margin-bottom:12px;}
.mega-links li{margin-bottom:9px;}
.mega-links a{font-size:14.5px;color:var(--text);}
.mega-links a:hover{color:var(--brand);}
.mega-post li{padding-bottom:11px;margin-bottom:11px;border-bottom:1px dashed var(--line);}
.mega-post li:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.mega-post a{font-size:14.5px;color:var(--text);display:block;line-height:1.5;}
.mega-post a:hover{color:var(--brand);}
.mega-post span{display:block;font-size:12.5px;color:var(--text-soft);margin-top:4px;}
.mega-card{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface);
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#EDE9F7;}
.mega-card-body{padding:14px;}
.mega-card-body strong{display:block;font-size:14.5px;margin-bottom:6px;}
.mega-card-body p{font-size:13px;color:var(--text-soft);margin:0 0 12px;line-height:1.6;}
.nav-toggle{
  display:none;width:42px;height:38px;border-radius:10px;border:1px solid var(--line-dark);
  background:rgba(255,255,255,.04);cursor:pointer;padding:9px 10px;
}
.nav-toggle span{display:block;height:2px;background:#fff;border-radius:2px;margin-bottom:5px;}
.nav-toggle span:last-child{margin-bottom:0;}
.mobile-drawer{
  position:fixed;top:0;right:-340px;width:320px;max-width:88vw;height:100%;
  background:var(--ink-2);z-index:1090;padding:26px 22px;overflow-y:auto;
  transition:right .28s ease;border-left:1px solid var(--line-dark);
}
.mobile-drawer.open{right:0;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-head .brand-text{font-size:17px;}
.drawer-close{background:none;border:0;color:var(--text-light-soft);font-size:22px;cursor:pointer;line-height:1;}
.drawer-list li{border-bottom:1px solid var(--line-dark);}
.drawer-list a{display:block;color:var(--text-light-soft);font-size:15.5px;padding:14px 2px;}
.drawer-list a:hover,.drawer-list a.active{color:var(--accent);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,6,20,.62);z-index:1080;
  opacity:0;visibility:hidden;transition:.25s ease;
}
.drawer-mask.open{opacity:1;visibility:visible;}

/* ---------- buttons ---------- */
.btn-main,.btn-ghost,.btn-lime{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15.5px;font-weight:600;border-radius:var(--r-btn);
  padding:14px 28px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .16s ease,background-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.btn-main{background:var(--brand);color:#fff;}
.btn-main:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:rgba(108,59,255,.08);color:var(--brand-deep);}
.btn-lime{background:var(--accent);color:var(--ink);}
.btn-lime:hover{background:#bbdf42;color:var(--ink);transform:translateY(-1px);}
.btn-pill{border-radius:999px;}
.link-more{font-weight:600;color:var(--brand);border-bottom:2px solid transparent;padding-bottom:2px;}
.link-more:hover{border-bottom-color:var(--accent);color:var(--brand-deep);}

/* ---------- badge / tag ---------- */
.badge-cat,.badge-member,.badge-lock,.tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;font-size:12.5px;font-weight:600;line-height:1;
}
.badge-cat{background:rgba(108,59,255,.12);color:var(--brand);}
.badge-member{background:var(--accent);color:var(--ink);}
.badge-lock{background:var(--hot);color:#fff;}
.tag{background:#fff;border:1px solid var(--line);color:var(--text-soft);font-weight:500;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;background:var(--ink);color:#fff;overflow:hidden;
  padding:46px 0 76px;
}
.page-hero .hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.22;filter:saturate(1.1);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:64px;
  background:var(--surface);
  clip-path:polygon(0 100%,100% 34%,100% 100%);
}
.hero-inner{position:relative;z-index:2;max-width:820px;}
.breadcrumb-bar{display:flex;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--text-light-soft);margin-bottom:22px;}
.breadcrumb-bar a{color:var(--text-light-soft);}
.breadcrumb-bar a:hover{color:var(--accent);}
.breadcrumb-bar em{font-style:normal;color:#fff;}
.page-hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.02em;margin-bottom:18px;}
.hero-lead{font-size:17px;color:var(--text-light-soft);line-height:1.9;margin-bottom:26px;max-width:720px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;font-size:13.5px;color:var(--text-light-soft);}
.hero-meta i{color:var(--accent);margin-right:7px;}

/* ---------- sections ---------- */
.section{padding:var(--sp-section) 0;}
.section-sm{padding:64px 0;}
.section-head{margin-bottom:34px;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;}
.section-head p{color:var(--text-soft);font-size:15.5px;margin:12px 0 0;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--brand);letter-spacing:.08em;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--accent);}

/* ---------- stats strip ---------- */
.stats-strip{
  background:var(--ink-2);border:1px solid var(--line-dark);border-radius:var(--r-card);
  padding:30px 26px;margin-top:-46px;position:relative;z-index:5;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;box-shadow:var(--sh-3);
}
.stat-item{border-left:1px solid var(--line-dark);padding-left:20px;}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-num{font-size:30px;font-weight:800;color:var(--accent);line-height:1.2;letter-spacing:-.02em;}
.stat-label{font-size:13.5px;color:var(--text-light-soft);margin-top:6px;line-height:1.6;}

/* ---------- anchor nav ---------- */
.anchor-nav{
  position:sticky;top:96px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-panel);padding:20px;box-shadow:var(--sh-1);
}
.anchor-nav .anchor-title{font-size:13px;font-weight:700;color:var(--text-soft);letter-spacing:.06em;margin-bottom:12px;}
.anchor-nav li{margin-bottom:4px;}
.anchor-nav a{
  display:block;font-size:14.5px;color:var(--text-soft);padding:9px 12px;border-radius:10px;
  border-left:3px solid transparent;
}
.anchor-nav a:hover{background:rgba(108,59,255,.07);color:var(--brand);border-left-color:var(--accent);}
.anchor-hint{margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-soft);line-height:1.7;}

/* ---------- zigzag ---------- */
.zrow{padding-bottom:64px;margin-bottom:64px;border-bottom:1px dashed var(--line);}
.zrow:last-child{padding-bottom:0;margin-bottom:0;border-bottom:0;}
.zrow h3{font-size:24px;line-height:1.45;margin:14px 0 14px;}
.zrow p{color:var(--text-soft);font-size:16px;}
.ztext{padding-right:8px;}
.zrow.reverse .ztext{order:2;padding-right:0;padding-left:8px;}
.zrow.reverse .zmedia{order:1;}
.zmedia{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-1);}
.zmedia img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#EDE9F7;transition:transform .4s ease;}
.zmedia:hover img{transform:scale(1.04);}
.zlist{margin:20px 0 24px;}
.zlist li{position:relative;padding-left:28px;font-size:15.5px;color:var(--text);margin-bottom:11px;line-height:1.75;}
.zlist li i{position:absolute;left:0;top:6px;color:var(--brand);font-size:14px;}
.zlist li strong{font-weight:600;}

/* ---------- FAQ ---------- */
.faq-section{background:#fff;}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--r-panel)!important;
  margin-bottom:14px;overflow:hidden;background:#fff;
}
.accordion-button{
  background:#fff;color:var(--text);font-size:16.5px;font-weight:600;
  padding:20px 22px;box-shadow:none!important;border-left:3px solid transparent;
  transition:background-color .18s ease,border-color .18s ease;
}
.accordion-button:hover{background:rgba(108,59,255,.05);}
.accordion-button:not(.collapsed){background:rgba(108,59,255,.06);color:var(--brand);border-left-color:var(--accent);}
.accordion-button::after{
  content:"+";background-image:none!important;font-size:22px;font-weight:400;color:var(--brand);
  width:26px;height:26px;display:flex;align-items:center;justify-content:center;
  transition:transform .22s ease;transform:none;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{padding:6px 22px 22px;color:var(--text-soft);font-size:15.5px;line-height:1.9;}

/* ---------- CTA bar ---------- */
.cta-bar{
  background:var(--ink);color:#fff;border-radius:var(--r-card);
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-3);position:relative;overflow:hidden;
}
.cta-bar::before{
  content:"";position:absolute;left:44px;top:0;width:64px;height:4px;background:var(--accent);
}
.cta-bar h2{font-size:clamp(20px,2.4vw,28px);line-height:1.4;margin-bottom:10px;}
.cta-bar p{color:var(--text-light-soft);font-size:15px;margin:0;}
.cta-bar .cta-actions{display:flex;gap:12px;flex-shrink:0;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--text-light-soft);padding:64px 0 26px;margin-top:var(--sp-section);position:relative;}
.site-footer::before{content:"";position:absolute;left:0;top:0;width:64px;height:4px;background:var(--accent);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:36px;border-bottom:1px solid var(--line-dark);}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-light-soft);max-width:320px;}
.footer-social{display:flex;gap:12px;margin-top:18px;}
.footer-social a{
  width:38px;height:38px;border-radius:11px;border:1px solid var(--line-dark);
  display:flex;align-items:center;justify-content:center;color:var(--text-light-soft);
}
.footer-social a:hover{color:var(--accent);border-color:rgba(201,242,77,.5);background:rgba(201,242,77,.08);}
.footer-title{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links li{margin-bottom:10px;line-height:1.9;}
.footer-links a{color:var(--text-light-soft);font-size:14px;}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-light-soft);}
.footer-contact i{color:var(--brand);margin-top:6px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  padding-top:22px;font-size:13px;color:#8E86A8;
}

/* ---------- responsive ---------- */
@media (max-width:1399px){
  .container{max-width:1180px;}
}
@media (max-width:1199px){
  .nav-list{gap:18px;}
  .nav-list a{font-size:14.5px;}
  .mega-panel{width:600px;}
}
@media (max-width:991px){
  :root{--sp-section:72px;}
  .main-nav,.mega-wrap{display:none;}
  .nav-toggle{display:block;margin-left:auto;}
  .header-inner{height:64px;gap:14px;}
  .stats-strip{grid-template-columns:repeat(2,1fr);gap:20px;padding:26px 22px;margin-top:-30px;}
  .stat-item{border-left:0;padding-left:0;}
  .anchor-nav{position:static;margin-bottom:34px;}
  .anchor-nav ul{display:flex;flex-wrap:wrap;gap:8px;}
  .anchor-nav li{margin-bottom:0;}
  .anchor-nav a{border-left:0;border:1px solid var(--line);border-radius:999px;padding:8px 14px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:34px 26px;}
  .zrow{padding-bottom:52px;margin-bottom:52px;}
}
@media (max-width:767px){
  :root{--sp-section:56px;}
  body{font-size:16px;}
  .container{padding:0 16px;}
  .page-hero{padding:34px 0 62px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .stats-strip{grid-template-columns:1fr;gap:16px;}
  .zrow h3{font-size:21px;}
  .zrow.reverse .ztext{order:1;padding-left:0;}
  .zrow.reverse .zmedia{order:2;}
  .ztext{padding-right:0;}
  .cta-bar .cta-actions{width:100%;flex-direction:column;}
  .cta-bar .cta-actions a{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{justify-content:center;text-align:center;}
  .accordion-button{font-size:15.5px;padding:17px 18px;}
  .accordion-body{padding:4px 18px 20px;}
}

/* roulang page: category2 */
:root{
  --brand:#6C3BFF;
  --brand-deep:#4A1FCC;
  --accent:#C9F24D;
  --hot:#FF6A3D;
  --ink:#120C1F;
  --ink-2:#1C1430;
  --surface:#F6F4FA;
  --card:#FFFFFF;
  --text:#1A1526;
  --muted:#5B5470;
  --muted-dark:#C9C2DD;
  --border:#E6E2F0;
  --border-dark:#2C2344;
  --success:#22C55E;
  --warn:#F5A524;
  --radius-card:18px;
  --radius-panel:16px;
  --radius-btn:12px;
  --shadow-1:0 6px 24px rgba(20,10,45,.08);
  --shadow-2:0 14px 40px rgba(108,59,255,.18);
  --shadow-3:0 20px 60px rgba(18,12,31,.28);
  --font-sans:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  --font-num:'Barlow','PingFang SC','Microsoft YaHei',sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease;}
a:hover{color:var(--brand-deep);}
h1,h2,h3,h4{margin:0;letter-spacing:-0.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
::selection{background:rgba(108,59,255,.18);}

.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:24px;
}
@media (min-width:1400px){
  .container{max-width:1280px;}
}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1200;
  background:var(--ink);
  border-bottom:1px solid var(--border-dark);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(10,6,22,.45);}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-weight:800;
  font-size:18px;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.brand:hover{color:#fff;}
.brand-mark{
  width:14px;
  height:14px;
  border-radius:4px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  box-shadow:0 0 0 4px rgba(108,59,255,.22);
  flex:none;
}
.brand-text{display:inline-block;}

.main-nav{flex:1 1 auto;display:flex;justify-content:center;}
.nav-list{display:flex;align-items:center;gap:26px;}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  font-weight:500;
  color:var(--muted-dark);
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--accent);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease;
}
.nav-list a:hover{color:#fff;}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:#fff;}
.nav-list a.active::after{transform:scaleX(1);}

.nav-actions{display:flex;align-items:center;gap:12px;flex:none;}

.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 16px;
  border-radius:999px;
  border:1px solid var(--border-dark);
  background:var(--ink-2);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background-color .18s ease,border-color .18s ease,transform .18s ease;
}
.mega-trigger:hover{background:#251A45;border-color:#3B2E63;}
.mega-trigger i{font-size:11px;color:var(--accent);transition:transform .18s ease;}
.mega-wrap:hover .mega-trigger i,.mega-wrap:focus-within .mega-trigger i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;
  top:calc(100% + 16px);
  right:0;
  width:700px;
  padding:24px;
  background:#fff;
  border-radius:var(--radius-panel);
  box-shadow:var(--shadow-3);
  display:grid;
  grid-template-columns:1.15fr 1fr 0.95fr;
  gap:22px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
  z-index:60;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col h3{
  font-size:13.5px;
  font-weight:700;
  color:var(--muted);
  letter-spacing:.04em;
  margin-bottom:12px;
}
.mega-links{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;}
.mega-links a{
  display:block;
  font-size:14px;
  color:var(--text);
  padding:4px 0;
}
.mega-links a:hover{color:var(--brand);}
.mega-list li+li{margin-top:12px;}
.mega-list a{display:block;font-size:14px;color:var(--text);line-height:1.5;font-weight:500;}
.mega-list a:hover{color:var(--brand);}
.mega-list span{display:block;font-size:12.5px;color:var(--muted);margin-top:4px;}
.mega-card{
  display:block;
  border:1px solid var(--border);
  border-radius:14px;
  overflow:hidden;
  background:var(--surface);
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#E9E4F6;}
.mega-card-body{padding:14px;}
.mega-card-body strong{display:block;font-size:14.5px;color:var(--text);margin-bottom:6px;}
.mega-card-body p{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:10px;}
.mega-card-body em{
  font-style:normal;
  font-size:13px;
  font-weight:700;
  color:var(--brand);
}

.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--border-dark);
  background:var(--ink-2);
  color:#fff;
  font-size:16px;
  cursor:pointer;
}
.nav-toggle:hover{background:#251A45;}

/* ---------- 移动抽屉 ---------- */
.mobile-nav{background:var(--ink);color:#fff;width:320px;}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--border-dark);padding:18px 20px;}
.mobile-nav .offcanvas-title{font-size:16px;font-weight:800;color:#fff;}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.8;}
.mobile-nav .offcanvas-body{padding:16px 20px 28px;}
.mobile-nav-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 4px;
  font-size:15.5px;
  color:var(--muted-dark);
  border-bottom:1px solid rgba(44,35,68,.85);
}
.mobile-nav-list a:hover,.mobile-nav-list a.active{color:#fff;}
.mobile-nav-list a.active{color:var(--accent);}
.mobile-nav-foot{
  margin-top:22px;
  font-size:13.5px;
  line-height:1.8;
  color:var(--muted-dark);
}

/* ---------- 面包屑 & 首屏 ---------- */
.page-hero{
  position:relative;
  background:
    radial-gradient(120% 120% at 8% 0%, #2B1D52 0%, rgba(18,12,31,0) 58%),
    var(--ink);
  color:#fff;
  padding:30px 0 68px;
  overflow:hidden;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted-dark);margin-bottom:26px;}
.crumb a{color:var(--muted-dark);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{opacity:.6;}
.crumb .current{color:#fff;}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:52px;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--ink-2);
  border:1px solid var(--border-dark);
  color:var(--accent);
  font-size:13px;
  font-weight:600;
  margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.page-hero h1 em{font-style:normal;color:var(--accent);}
.hero-lead{
  font-size:16.5px;
  line-height:1.9;
  color:var(--muted-dark);
  max-width:560px;
}
.hero-lead + .hero-lead{margin-top:12px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-card);
  background:#241A42;
  border:1px solid var(--border-dark);
}
.hero-badge{
  position:absolute;
  right:18px;
  bottom:-18px;
  background:#fff;
  color:var(--text);
  border-radius:14px;
  padding:14px 18px;
  box-shadow:var(--shadow-3);
  min-width:170px;
}
.hero-badge b{
  display:block;
  font-family:var(--font-num);
  font-size:26px;
  line-height:1.1;
  color:var(--brand-deep);
}
.hero-badge span{font-size:12.5px;color:var(--muted);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:var(--radius-btn);
  font-size:15.5px;
  font-weight:600;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--brand);
  color:#fff;
  box-shadow:0 8px 20px rgba(108,59,255,.28);
}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;
  border-color:rgba(108,59,255,.5);
  color:var(--brand);
}
.btn-ghost:hover{background:rgba(108,59,255,.08);color:var(--brand-deep);}
.btn-on-dark{
  background:rgba(255,255,255,.06);
  border-color:var(--border-dark);
  color:#fff;
}
.btn-on-dark:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#3B2E63;}
.btn-accent{
  background:var(--accent);
  color:var(--ink);
  border-radius:999px;
}
.btn-accent:hover{background:#BCE43C;color:var(--ink);transform:translateY(-1px);}
.btn-block{width:100%;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-alt{background:#fff;}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);
  line-height:1.3;
  font-weight:700;
  margin-bottom:14px;
}
.section-head p{font-size:16px;color:var(--muted);}
.section-head-center{margin-inline:auto;text-align:center;}

/* ---------- 筛选标签 ---------- */
.filter-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:30px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 16px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--border);
  color:var(--muted);
  font-size:14px;
  font-weight:500;
}
.tag.is-active{
  background:var(--ink);
  border-color:var(--ink);
  color:#fff;
}
.tag:hover{border-color:rgba(108,59,255,.45);color:var(--brand);}
.tag.is-active:hover{color:#fff;border-color:var(--ink);}

/* ---------- 专区卡片网格 ---------- */
.zone-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.zone-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.zone-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(108,59,255,.35);}
.zone-media{
  position:relative;
  aspect-ratio:16/9;
  background:#E9E4F6;
  overflow:hidden;
}
.zone-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .3s ease;
}
.zone-card:hover .zone-media img{transform:scale(1.04);}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  line-height:1;
}
.badge-cat{background:#EFE9FF;color:var(--brand-deep);}
.badge-member{background:var(--accent);color:var(--ink);}
.badge-lock{background:var(--hot);color:#fff;}
.zone-media .badge{position:absolute;top:12px;left:12px;}
.zone-body{
  padding:20px 22px 22px;
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
}
.zone-icon{
  width:44px;height:44px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:#F1ECFF;
  color:var(--brand);
  font-size:17px;
  margin-bottom:14px;
}
.zone-body h3{font-size:18px;font-weight:600;line-height:1.45;margin-bottom:10px;}
.zone-body p{font-size:14.5px;color:var(--muted);line-height:1.75;}
.zone-meta{
  display:flex;
  flex-wrap:wrap;
  gap:6px 14px;
  margin-top:14px;
  font-size:13px;
  color:var(--muted);
}
.zone-meta span{display:inline-flex;align-items:center;gap:6px;}
.zone-meta i{color:var(--brand);font-size:12px;}
.zone-link{
  margin-top:auto;
  padding-top:18px;
  font-size:14.5px;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.zone-link i{font-size:12px;transition:transform .18s ease;}
.zone-link:hover i{transform:translateX(4px);}

/* ---------- 热度速览 ---------- */
.stats-section{padding-top:0;}
.stats-panel{
  position:relative;
  border-radius:22px;
  overflow:hidden;
  background:var(--ink);
  color:#fff;
  padding:52px 48px;
  border:1px solid var(--border-dark);
}
.stats-panel::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.22;
}
.stats-panel > *{position:relative;}
.stats-head{margin-bottom:32px;max-width:640px;}
.stats-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;margin-bottom:12px;}
.stats-head p{color:var(--muted-dark);font-size:15.5px;}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:var(--border-dark);
  border-radius:var(--radius-panel);
  overflow:hidden;
  margin-bottom:32px;
}
.stat{
  background:var(--ink-2);
  padding:24px 22px;
}
.stat-num{
  display:block;
  font-family:var(--font-num);
  font-size:30px;
  font-weight:700;
  color:var(--accent);
  line-height:1.1;
}
.stat-num small{font-size:14px;font-weight:600;margin-left:2px;}
.stat-label{display:block;margin-top:8px;font-size:13.5px;color:var(--muted-dark);}
.stats-rank{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;
}
.rank-item{
  background:rgba(255,255,255,.04);
  border:1px solid var(--border-dark);
  border-radius:14px;
  padding:18px 20px;
  transition:background-color .18s ease,border-color .18s ease;
}
.rank-item:hover{background:rgba(108,59,255,.16);border-color:rgba(108,59,255,.5);}
.rank-item b{
  display:block;
  font-family:var(--font-num);
  font-size:13px;
  color:var(--accent);
  letter-spacing:.06em;
  margin-bottom:8px;
}
.rank-item strong{display:block;font-size:16px;font-weight:600;color:#fff;margin-bottom:6px;}
.rank-item span{font-size:13.5px;color:var(--muted-dark);}

/* ---------- 图文说明 ---------- */
.split{
  display:grid;
  grid-template-columns:0.95fr 1.05fr;
  gap:56px;
  align-items:center;
}
.split-media{
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--border);
  box-shadow:var(--shadow-1);
  background:#E9E4F6;
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-body h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;margin-bottom:16px;}
.split-body > p{font-size:16px;color:var(--muted);margin-bottom:22px;}
.check-list li{
  display:flex;
  gap:12px;
  padding:14px 0;
  border-bottom:1px dashed var(--border);
  font-size:15px;
  color:var(--text);
}
.check-list li:last-child{border-bottom:0;}
.check-list i{
  flex:none;
  width:24px;height:24px;
  border-radius:8px;
  background:#EFE9FF;
  color:var(--brand);
  display:grid;
  place-items:center;
  font-size:12px;
  margin-top:2px;
}
.check-list strong{font-weight:600;}

/* ---------- FAQ ---------- */
.faq-accordion{
  --bs-accordion-border-color:transparent;
  --bs-accordion-bg:#fff;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-color:var(--text);
  --bs-accordion-active-color:var(--brand-deep);
  --bs-accordion-active-bg:#F4F0FF;
  max-width:900px;
}
.faq-accordion .accordion-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-panel);
  overflow:hidden;
  margin-bottom:14px;
  box-shadow:var(--shadow-1);
}
.faq-accordion .accordion-button{
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  padding:20px 24px;
  color:var(--text);
  border-left:3px solid transparent;
}
.faq-accordion .accordion-button .faq-no{
  font-family:var(--font-num);
  color:var(--brand);
  font-size:14px;
  margin-right:12px;
  flex:none;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand-deep);
  background:#F4F0FF;
  border-left:3px solid var(--accent);
  box-shadow:none;
}
.faq-accordion .accordion-button::after{
  background-image:none;
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  width:auto;height:auto;
  color:var(--brand);
  transition:transform .2s ease;
  margin-left:auto;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq-accordion .accordion-body{
  padding:6px 24px 24px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
}

/* ---------- 底部 CTA ---------- */
.cta-bar{
  background:linear-gradient(120deg,#1B1132 0%, #2A1C4F 100%);
  color:#fff;
  padding:56px 0;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-inner h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;margin-bottom:10px;}
.cta-inner p{color:var(--muted-dark);font-size:15.5px;max-width:640px;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--ink);
  color:var(--muted-dark);
  padding:72px 0 32px;
  font-size:14.5px;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:50%;
  transform:translateX(-50%);
  width:64px;height:4px;
  background:var(--accent);
  border-radius:0 0 4px 4px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid var(--border-dark);
}
.footer-brand .brand{margin-bottom:18px;font-size:17px;}
.footer-brand p{line-height:1.9;color:var(--muted-dark);max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:20px;}
.footer-social a{
  width:38px;height:38px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background:var(--ink-2);
  border:1px solid var(--border-dark);
  color:var(--muted-dark);
}
.footer-social a:hover{background:var(--brand);color:#fff;border-color:var(--brand);}
.footer-title{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:18px;
}
.footer-links li{line-height:1.9;}
.footer-links li + li{margin-top:10px;}
.footer-links a{color:var(--muted-dark);}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--brand);margin-top:4px;font-size:13px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  justify-content:space-between;
  padding-top:24px;
  font-size:13.5px;
  color:#8F86A8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-list{gap:18px;}
  .nav-list a{font-size:14.5px;}
  .mega-panel{width:620px;}
}
@media (max-width:991px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-wrap{min-height:60px;}
  .brand{font-size:16px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-media{order:2;}
  .hero-badge{bottom:-16px;right:14px;}
  .section{padding:72px 0;}
  .zone-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats-panel{padding:40px 30px;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stats-rank{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .container{padding-inline:16px;}
  .section{padding:56px 0;}
  .page-hero{padding:22px 0 52px;}
  .zone-grid{grid-template-columns:1fr;gap:16px;}
  .stats-grid{grid-template-columns:1fr;}
  .stats-panel{padding:32px 20px;border-radius:18px;}
  .hero-actions .btn{width:100%;}
  .cta-inner .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{justify-content:center;text-align:center;}
  .section-head{margin-bottom:26px;}
  .zone-body{padding:18px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:26px;}
  .tag{font-size:13px;padding:7px 13px;}
  .stat{padding:20px 18px;}
  .stat-num{font-size:26px;}
}

/* roulang page: category3 */
:root{
  --brand:#6C3BFF;
  --brand-deep:#4A1FCC;
  --accent:#C9F24D;
  --hot:#FF6A3D;
  --ink:#120C1F;
  --ink-2:#1C1430;
  --surface:#F6F4FA;
  --card:#FFFFFF;
  --text:#1A1526;
  --text-2:#5B5470;
  --line:#E6E2F0;
  --line-dark:#2C2344;
  --on-dark:#FFFFFF;
  --on-dark-2:#C9C2DD;
  --r-card:18px;
  --r-panel:16px;
  --r-btn:12px;
  --r-img:14px;
  --sh-1:0 6px 24px rgba(20,10,45,.08);
  --sh-2:0 14px 40px rgba(108,59,255,.18);
  --sh-3:0 20px 60px rgba(18,12,31,.28);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',sans-serif;
  font-size:17px;line-height:1.85;color:var(--text);background:var(--surface);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-deep)}
button{font:inherit;cursor:pointer}
input,textarea,select{font:inherit}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.container,.container-fluid{max-width:var(--container)!important;padding-inline:24px;margin-inline:auto}
.section{padding-block:96px}
.section-sm{padding-block:72px}
.section-head{max-width:760px;margin-bottom:36px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;
  color:var(--brand);background:rgba(108,59,255,.09);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;margin-bottom:14px}
.section-head p{color:var(--text-2);font-size:16px}
.dark-block{background:var(--ink);color:var(--on-dark)}
.dark-block h2,.dark-block h3{color:var(--on-dark)}
.dark-block .section-head p{color:var(--on-dark-2)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:var(--r-btn);
  padding:14px 28px;font-weight:600;font-size:16px;line-height:1;transition:all .18s ease;text-align:center}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(108,59,255,.28)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--brand);box-shadow:inset 0 0 0 1.5px var(--brand)}
.btn-ghost:hover{background:rgba(108,59,255,.08);color:var(--brand-deep)}
.btn-accent{background:var(--accent);color:var(--ink);font-weight:700}
.btn-accent:hover{background:#bde83f;color:var(--ink);transform:translateY(-1px)}
.btn-outline-light-2{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.34)}
.btn-outline-light-2:hover{background:rgba(255,255,255,.1);color:#fff}
.btn-sm{padding:10px 18px;font-size:14.5px;border-radius:10px}
.btn-block{width:100%}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:var(--ink);
  border-bottom:1px solid var(--line-dark);transition:box-shadow .2s ease,background .2s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(18,12,31,.45);background:#0E0919}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;flex-shrink:0}
.brand:hover{color:#fff}
.brand-mark{width:22px;height:22px;border-radius:7px;background:linear-gradient(135deg,var(--brand),var(--accent));flex-shrink:0}
.brand-text{font-weight:800;font-size:18px;letter-spacing:-.01em;white-space:nowrap}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:26px;list-style:none;padding:0}
.nav-list a{
  position:relative;display:inline-block;color:var(--on-dark-2);font-size:15px;font-weight:500;padding:6px 0;
}
.nav-list a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;border-radius:2px;
}
.nav-list a:hover{color:#fff}
.nav-list a:hover::after{transform:scaleX(1)}
.nav-list a.active{color:#fff;font-weight:700}
.nav-list a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:8px}
.mega-wrap{position:relative}
.mega-toggle{
  background:transparent;border:0;color:var(--on-dark-2);font-size:14.5px;display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;border-radius:10px;transition:all .18s ease;
}
.mega-toggle:hover{color:#fff;background:rgba(255,255,255,.07)}
.mega-toggle i{font-size:11px;transition:transform .2s ease}
.mega-wrap.open .mega-toggle i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:680px;background:#fff;border-radius:var(--r-panel);
  box-shadow:var(--sh-3);border:1px solid var(--line);padding:26px;
  display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(8px);transition:all .18s ease;
}
.mega-wrap.open .mega-panel,.mega-wrap:hover .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:12.5px;font-weight:700;letter-spacing:.08em;color:var(--text-2);margin-bottom:12px;text-transform:none}
.mega-links{list-style:none;padding:0;display:grid;gap:9px}
.mega-links a{font-size:14.5px;color:var(--text);display:block}
.mega-links a:hover{color:var(--brand)}
.mega-posts{list-style:none;padding:0;display:grid;gap:12px}
.mega-posts a{font-size:14.5px;color:var(--text);font-weight:500;display:block;line-height:1.5}
.mega-posts span{display:block;font-size:12.5px;color:var(--text-2);margin-top:2px}
.mega-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-panel);overflow:hidden;display:flex;flex-direction:column}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#E9E4F5}
.mega-card-body{padding:14px 16px 16px}
.mega-card-body strong{display:block;font-size:15px;margin-bottom:6px}
.mega-card-body p{font-size:13.5px;color:var(--text-2);margin-bottom:12px}
.nav-burger{
  display:none;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#fff;
  width:42px;height:42px;border-radius:11px;align-items:center;justify-content:center;
}
.nav-burger:hover{background:rgba(255,255,255,.16)}
.mobile-nav{background:var(--ink);color:#fff;width:320px}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line-dark);padding:18px 20px}
.mobile-nav .offcanvas-title{color:#fff;font-weight:800;font-size:17px}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.7}
.mobile-nav .offcanvas-body{padding:20px}
.mobile-list{list-style:none;padding:0;display:grid;gap:4px;margin-bottom:22px}
.mobile-list a{display:block;padding:12px 14px;border-radius:12px;color:var(--on-dark-2);font-size:15.5px;font-weight:500}
.mobile-list a:hover{background:rgba(255,255,255,.07);color:#fff}
.mobile-list a.active{background:rgba(108,59,255,.22);color:#fff;font-weight:700;box-shadow:inset 3px 0 0 var(--accent)}

/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--ink-2);border-bottom:1px solid var(--line-dark)}
.crumb-bar .container{padding-block:14px}
.crumb{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:0;font-size:13.5px;color:var(--on-dark-2)}
.crumb a{color:var(--on-dark-2)}
.crumb a:hover{color:var(--accent)}
.crumb li+li::before{content:"›";margin-right:10px;color:#6b6285}
.crumb .current{color:#fff}

/* ---------- Hero ---------- */
.page-hero{background:var(--ink);color:var(--on-dark);position:relative;overflow:hidden;padding-block:76px 84px}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.20;mix-blend-mode:luminosity;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,var(--line-dark),transparent);
}
.page-hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;background:rgba(201,242,77,.14);color:var(--accent);
  border-radius:999px;padding:7px 16px;font-size:13.5px;font-weight:600;margin-bottom:22px;
}
.page-hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.02em;color:#fff;margin-bottom:20px}
.page-hero h1 em{font-style:normal;color:var(--accent)}
.hero-lead{color:var(--on-dark-2);font-size:17px;max-width:620px;margin-bottom:26px}
.hero-points{list-style:none;padding:0;display:grid;gap:12px;margin-bottom:32px}
.hero-points li{display:flex;align-items:flex-start;gap:10px;color:var(--on-dark-2);font-size:15px}
.hero-points i{color:var(--accent);margin-top:5px;font-size:13px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-card);background:var(--ink-2);border:1px solid var(--line-dark)}
.hero-float{
  position:absolute;right:-10px;bottom:-18px;background:#fff;color:var(--text);border-radius:14px;
  padding:14px 18px;box-shadow:var(--sh-3);display:flex;align-items:center;gap:12px;min-width:210px;
}
.hero-float .num{font-size:26px;font-weight:800;color:var(--brand);line-height:1;font-family:'Barlow',sans-serif}
.hero-float span{font-size:13px;color:var(--text-2);line-height:1.5}

/* ---------- 速览数据 ---------- */
.stat-strip{background:var(--ink-2);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-cell{padding:30px 24px;border-right:1px solid var(--line-dark)}
.stat-cell:last-child{border-right:0}
.stat-cell .num{font-family:'Barlow',sans-serif;font-size:30px;font-weight:800;color:var(--accent);line-height:1.1}
.stat-cell .lbl{color:var(--on-dark-2);font-size:14px;margin-top:8px}

/* ---------- 流程时间线 ---------- */
.timeline{list-style:none;padding:0;position:relative}
.timeline::before{
  content:"";position:absolute;left:27px;top:16px;bottom:16px;width:2px;
  background:linear-gradient(180deg,var(--line),#CFC6EC,var(--line));border-radius:2px;
}
.timeline-item{position:relative;display:grid;grid-template-columns:56px minmax(0,1fr);gap:26px;padding-bottom:52px}
.timeline-item:last-child{padding-bottom:0}
.step-node{
  width:56px;height:56px;border-radius:50%;background:var(--accent);color:var(--ink);
  display:grid;place-items:center;font-weight:800;font-size:18px;position:relative;z-index:1;
  box-shadow:0 0 0 8px var(--surface);font-family:'Barlow',sans-serif;
}
.step-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:26px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease;
}
.step-body:hover{box-shadow:var(--sh-2);transform:translateY(-3px)}
.step-body h3{font-size:20px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.step-body h3 .mini-badge{
  font-size:12.5px;font-weight:600;background:rgba(108,59,255,.1);color:var(--brand);
  border-radius:999px;padding:4px 12px;
}
.step-body p{color:var(--text-2);font-size:15.5px;margin-bottom:16px}
.tick-list{list-style:none;padding:0;display:grid;gap:9px}
.tick-list li{display:flex;align-items:flex-start;gap:9px;font-size:14.8px;color:var(--text)}
.tick-list i{color:var(--brand);font-size:12px;margin-top:7px}
.step-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-img);background:#EDE9F7;border:1px solid var(--line)}
.step-media figcaption{font-size:13px;color:var(--text-2);margin-top:10px;text-align:center}

/* ---------- 准备清单 ---------- */
.prep-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prep-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);transition:all .2s ease;height:100%;
}
.prep-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.prep-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:19px;
  background:rgba(108,59,255,.1);color:var(--brand);margin-bottom:18px;
}
.prep-card h3{font-size:18px;font-weight:600;margin-bottom:10px}
.prep-card p{color:var(--text-2);font-size:14.8px}

/* ---------- 误区提示 ---------- */
.mistake-list{display:grid;gap:16px}
.mistake{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:18px;align-items:start;
  background:var(--ink-2);border:1px solid var(--line-dark);border-radius:var(--r-panel);padding:22px 24px;
}
.mistake .warn{width:52px;height:52px;border-radius:14px;background:rgba(255,106,61,.16);color:var(--hot);display:grid;place-items:center;font-size:19px}
.mistake h3{font-size:17px;margin-bottom:8px;color:#fff}
.mistake p{color:var(--on-dark-2);font-size:14.8px}

/* ---------- 入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:all .2s ease;height:100%;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.entry-thumb{position:relative;overflow:hidden}
.entry-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#EDE9F7;transition:transform .3s ease}
.entry-card:hover .entry-thumb img{transform:scale(1.04)}
.badge-lock{
  position:absolute;left:14px;top:14px;background:var(--hot);color:#fff;font-size:12.5px;font-weight:600;
  border-radius:999px;padding:5px 12px;
}
.entry-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.entry-body h3{font-size:18px;font-weight:600}
.entry-body p{color:var(--text-2);font-size:14.8px;flex:1}
.entry-link{font-size:14.5px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.entry-link i{font-size:12px;transition:transform .18s ease}
.entry-card:hover .entry-link i{transform:translateX(4px)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12.5px;background:var(--surface);border:1px solid var(--line);color:var(--text-2);border-radius:999px;padding:4px 12px}
.tag-accent{background:rgba(201,242,77,.24);border-color:rgba(201,242,77,.5);color:#4A5A00}
.tag-brand{background:rgba(108,59,255,.1);border-color:rgba(108,59,255,.22);color:var(--brand)}

/* ---------- FAQ ---------- */
.c-faq .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-panel)!important;margin-bottom:14px;overflow:hidden;background:var(--card);
}
.c-faq .accordion-button{
  background:var(--card);color:var(--text);font-size:16.5px;font-weight:600;padding:20px 22px;
  box-shadow:none;display:flex;align-items:center;gap:14px;
}
.c-faq .accordion-button:not(.collapsed){color:var(--brand);background:#FBF9FF;box-shadow:inset 3px 0 0 var(--accent)}
.c-faq .accordion-button:focus{box-shadow:inset 0 0 0 2px var(--accent)}
.c-faq .faq-num{font-family:'Barlow',sans-serif;color:var(--brand);font-weight:800;font-size:15px;flex-shrink:0}
.c-faq .accordion-button::after{
  content:"+";background-image:none;width:26px;height:26px;display:grid;place-items:center;
  font-size:22px;font-weight:400;color:var(--brand);line-height:1;transition:transform .2s ease;
}
.c-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.c-faq .accordion-body{padding:0 22px 22px;color:var(--text-2);font-size:15.3px}

/* ---------- CTA 横条 ---------- */
.cta-band{background:var(--ink);color:#fff;border-radius:22px;padding:44px 48px;display:flex;align-items:center;gap:32px;flex-wrap:wrap;justify-content:space-between;border:1px solid var(--line-dark)}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);color:#fff;margin-bottom:10px}
.cta-band p{color:var(--on-dark-2);font-size:15.5px;max-width:600px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:var(--on-dark-2);padding-top:72px;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:24px;width:64px;height:4px;background:var(--accent);border-radius:0 0 4px 4px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14.8px;color:var(--on-dark-2);max-width:320px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid var(--line-dark);color:var(--on-dark-2);
}
.footer-social a:hover{background:rgba(201,242,77,.14);color:var(--accent);border-color:rgba(201,242,77,.4)}
.footer-title{color:#fff;font-weight:700;font-size:15.5px;margin-bottom:18px}
.footer-links{list-style:none;padding:0;display:grid;gap:2px}
.footer-links a{color:var(--on-dark-2);font-size:14.8px;display:inline-block;padding:5px 0}
.footer-links a:hover{color:var(--accent)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14.6px;padding:5px 0}
.footer-contact i{color:var(--brand);margin-top:6px;font-size:13px}
.footer-bottom{
  border-top:1px solid var(--line-dark);padding-block:22px;display:flex;justify-content:space-between;
  gap:14px;flex-wrap:wrap;font-size:13.5px;color:#8C82A8;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .mega-panel{width:600px;grid-template-columns:1fr 1fr;gap:18px}
  .mega-card{display:none}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media (max-width:991px){
  .section{padding-block:72px}
  .section-sm{padding-block:56px}
  .main-nav,.mega-wrap,.header-cta{display:none}
  .nav-burger{display:inline-flex}
  .header-actions{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{order:2}
  .hero-float{right:14px;bottom:-16px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-cell:nth-child(2){border-right:0}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line-dark)}
  .step-body{grid-template-columns:1fr}
  .step-media img{aspect-ratio:16/9}
  .prep-grid,.entry-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  body{font-size:16px}
  .container,.container-fluid{padding-inline:16px}
  .section{padding-block:56px}
  .section-sm{padding-block:48px}
  .header-inner{height:60px}
  .brand-text{font-size:16px}
  .page-hero{padding-block:52px 60px}
  .hero-lead{font-size:15.6px}
  .hero-actions .btn{width:100%}
  .timeline::before{left:21px}
  .timeline-item{grid-template-columns:44px minmax(0,1fr);gap:16px;padding-bottom:36px}
  .step-node{width:44px;height:44px;font-size:15px;box-shadow:0 0 0 6px var(--surface)}
  .step-body{padding:20px}
  .prep-grid,.entry-grid{grid-template-columns:1fr}
  .mistake{grid-template-columns:1fr;gap:14px}
  .cta-band{padding:30px 24px;border-radius:18px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .footer-bottom{justify-content:center;text-align:center}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line-dark)}
  .stat-cell:last-child{border-bottom:0}
  .c-faq .accordion-button{font-size:15.4px;padding:16px 16px}
  .c-faq .accordion-body{padding:0 16px 18px}
}

/* roulang page: category4 */
:root{
  --brand:#6C3BFF;
  --brand-deep:#4A1FCC;
  --accent:#C9F24D;
  --hot:#FF6A3D;
  --ink:#120C1F;
  --ink-2:#1C1430;
  --surface:#F6F4FA;
  --card:#FFFFFF;
  --text:#1A1526;
  --text-2:#5B5470;
  --line:#E6E2F0;
  --line-dark:#2C2344;
  --on-dark:#FFFFFF;
  --on-dark-2:#C9C2DD;
  --r-card:18px;
  --r-panel:16px;
  --r-btn:12px;
  --r-img:14px;
  --sh-1:0 6px 24px rgba(20,10,45,.08);
  --sh-2:0 14px 40px rgba(108,59,255,.18);
  --sh-3:0 20px 60px rgba(18,12,31,.28);
  --sec:88px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',sans-serif;
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--brand-deep);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1200px!important;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){
  .container{max-width:1280px!important;}
}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-lime{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:15.5px;
  font-weight:600;
  line-height:1;
  padding:15px 28px;
  border-radius:var(--r-btn);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-main{background:var(--brand);color:#fff;box-shadow:0 8px 22px rgba(108,59,255,.28);}
.btn-main:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:rgba(108,59,255,.08);color:var(--brand-deep);}
.btn-lime{background:var(--accent);color:var(--ink);}
.btn-lime:hover{background:#BCE63F;color:var(--ink);transform:translateY(-1px);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.36);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.6);}
.btn-pill{border-radius:999px;}

/* ---------- 徽章 ---------- */
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:25px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  line-height:1;
}
.badge-cat{background:#EDE7FE;color:var(--brand-deep);}
.badge-member{background:var(--accent);color:var(--ink);}
.badge-lock{background:var(--hot);color:#fff;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--ink);
  border-bottom:1px solid var(--line-dark);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(10,5,25,.45);}
.header-inner{
  display:flex;
  align-items:center;
  gap:26px;
  height:72px;
  position:relative;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand) 10%,#9B7BFF 100%);
  box-shadow:0 0 0 1px rgba(201,242,77,.4);
}
.brand-text{color:#fff;font-weight:800;font-size:17px;letter-spacing:-.01em;line-height:1.2;}
.main-nav{flex:1 1 auto;}
.nav-list{display:flex;align-items:center;gap:24px;flex-wrap:wrap;}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  color:var(--on-dark-2);
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:0;right:100%;bottom:0;
  height:2px;border-radius:2px;
  background:var(--brand);
  transition:right .2s ease;
}
.nav-list a:hover{color:#fff;}
.nav-list a:hover::after{right:0;}
.nav-list a.active{color:#fff;}
.nav-list a.active::after{right:0;background:var(--accent);}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto;}

.mega-wrap{position:relative;}
.mega-toggle{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;
  border:1px solid var(--line-dark);
  color:var(--on-dark-2);
  font-size:14px;
  padding:9px 14px;
  border-radius:999px;
  cursor:pointer;
  transition:color .18s ease,border-color .18s ease,background-color .18s ease;
}
.mega-toggle:hover{color:#fff;border-color:rgba(201,242,77,.55);}
.mega-toggle i{font-size:11px;transition:transform .2s ease;}
.mega-wrap:hover .mega-toggle i{transform:rotate(180deg);}
.mega-panel{
  position:absolute;
  right:0;
  top:calc(100% + 14px);
  width:680px;
  background:#fff;
  border-radius:var(--r-panel);
  border:1px solid var(--line);
  box-shadow:var(--sh-3);
  padding:22px;
  display:grid;
  grid-template-columns:1.05fr 1.15fr 1fr;
  gap:22px;
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel,
.mega-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.mega-title{
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--text-2);
  text-transform:none;
  margin-bottom:12px;
}
.mega-cats{display:grid;grid-template-columns:1fr 1fr;gap:6px 14px;}
.mega-cats a{font-size:14px;color:var(--text);padding:4px 0;display:block;}
.mega-cats a:hover{color:var(--brand);}
.mega-list li+li{margin-top:12px;}
.mega-list a{font-size:14px;color:var(--text);display:block;line-height:1.5;}
.mega-list a:hover{color:var(--brand);}
.mega-list .time{display:block;font-size:12.5px;color:var(--text-2);margin-top:3px;}
.mega-card{
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  background:var(--surface);
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#E9E4F6;}
.mega-card .mega-card-body{padding:12px 14px 16px;}
.mega-card h4{font-size:14.5px;font-weight:700;margin-bottom:4px;color:var(--text);}
.mega-card p{font-size:13px;color:var(--text-2);line-height:1.6;margin-bottom:10px;}
.mega-card .btn-main{padding:9px 16px;font-size:13.5px;border-radius:10px;}

.nav-burger{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line-dark);
  background:transparent;
  color:#fff;
  font-size:16px;
  cursor:pointer;
}

/* ---------- 页面首屏 ---------- */
.page-hero{
  position:relative;
  background:var(--ink);
  padding:40px 0 88px;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(201,242,77,.35),transparent);
}
.crumbs{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-size:13.5px;
  color:var(--on-dark-2);
  margin-bottom:34px;
}
.crumbs a{color:var(--on-dark-2);}
.crumbs a:hover{color:var(--accent);}
.crumbs .sep{opacity:.5;}
.crumbs .cur{color:#fff;}
.hero-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:28px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(108,59,255,.22);
  border:1px solid rgba(201,242,77,.35);
  color:var(--accent);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.04em;
  margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.02em;
  color:#fff;
  margin-bottom:18px;
}
.page-hero .lead{
  font-size:17px;
  line-height:1.9;
  color:var(--on-dark-2);
  max-width:560px;
  margin-bottom:28px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px;}
.hero-meta{
  display:flex;
  gap:22px;
  flex-wrap:wrap;
  font-size:13.5px;
  color:var(--on-dark-2);
}
.hero-meta span{display:inline-flex;align-items:center;gap:8px;}
.hero-meta i{color:var(--accent);font-size:12px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--r-card);
  background:var(--ink-2);
  border:1px solid var(--line-dark);
}
.float-card{
  position:absolute;
  right:18px;
  bottom:18px;
  background:var(--ink-2);
  border:1px solid var(--line-dark);
  border-radius:14px;
  padding:14px 18px;
  box-shadow:var(--sh-3);
  min-width:186px;
}
.float-card .fc-label{font-size:12.5px;color:var(--on-dark-2);line-height:1.4;}
.float-card .fc-value{
  font-size:22px;
  font-weight:800;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
  line-height:1.3;
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0;}
.section--plain{background:var(--surface);}
.section--white{background:#fff;}
.sec-head{max-width:760px;margin-bottom:36px;}
.sec-head h2{
  font-size:clamp(22px,2.6vw,32px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.01em;
  margin-bottom:14px;
}
.sec-head p{color:var(--text-2);font-size:16px;}
.sec-head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.sec-head-row .sec-head{margin-bottom:0;}
.text-link{
  font-size:15px;
  font-weight:600;
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding-bottom:2px;
  border-bottom:2px solid transparent;
  transition:border-color .18s ease,color .18s ease;
}
.text-link:hover{border-color:var(--accent);color:var(--brand-deep);}

/* ---------- 数据条 ---------- */
.stats-strip{
  margin-top:-56px;
  position:relative;
  z-index:5;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  overflow:hidden;
}
.stat-item{padding:28px 26px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:none;}
.stat-num{
  font-size:31px;
  font-weight:800;
  color:var(--brand);
  line-height:1.15;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.stat-num em{font-style:normal;font-size:16px;font-weight:700;margin-left:2px;color:var(--brand);}
.stat-label{font-size:13.5px;color:var(--text-2);margin-top:6px;}

/* ---------- 对照表 ---------- */
.table-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.cmp-table{
  width:100%;
  min-width:1000px;
  border-collapse:collapse;
  font-size:15px;
}
.cmp-table th,.cmp-table td{
  padding:16px 18px;
  text-align:left;
  vertical-align:middle;
  border-bottom:1px solid var(--line);
}
.cmp-table thead th{
  background:#F1EDFB;
  font-size:13.5px;
  font-weight:700;
  color:var(--text);
  white-space:nowrap;
  border-bottom:1px solid var(--line);
}
.cmp-table thead th:first-child{
  position:sticky;
  left:0;
  z-index:3;
  background:#F1EDFB;
}
.cmp-table tbody th{
  position:sticky;
  left:0;
  z-index:2;
  background:#fff;
  font-weight:600;
  font-size:14.5px;
  border-right:1px solid var(--line);
  white-space:nowrap;
  min-width:160px;
}
.cmp-table tbody td{color:var(--text-2);font-size:14.5px;}
.cmp-table tbody tr:hover th,
.cmp-table tbody tr:hover td{background:#F8F5FF;}
.cmp-table tr:last-child th,
.cmp-table tr:last-child td{border-bottom:none;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";font-weight:600;color:var(--text);}
.cmp-table thead th .num{color:var(--text);}
.dash{color:#B7B0C9;}
.col-rec{position:relative;}
.cmp-table thead th.col-rec{
  background:rgba(201,242,77,.42);
  box-shadow:inset 0 0 0 2px var(--accent);
}
.cmp-table tbody td.col-rec{background:rgba(201,242,77,.14);}
.cmp-table tbody tr:hover td.col-rec{background:rgba(201,242,77,.24);}
.rec-tag{
  display:inline-block;
  margin-left:8px;
  padding:2px 8px;
  border-radius:999px;
  background:var(--ink);
  color:var(--accent);
  font-size:11.5px;
  font-weight:700;
  vertical-align:middle;
}
.table-note{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  padding:22px 26px;
  border-top:1px solid var(--line);
  background:#FCFBFE;
}
.table-note p{font-size:14px;color:var(--text-2);max-width:640px;}
.table-scroll-hint{
  display:none;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:12px;
}
.table-scroll-hint i{color:var(--brand);}

/* ---------- 成长值卡片 ---------- */
.value-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.value-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D8CCFB;}
.value-card .vc-icon{
  width:44px;height:44px;
  border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(108,59,255,.1);
  color:var(--brand);
  font-size:17px;
  margin-bottom:16px;
}
.value-card h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.value-card p{font-size:14.5px;color:var(--text-2);line-height:1.7;}
.value-card .vc-num{
  margin-top:14px;
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  font-size:22px;
  font-weight:800;
  color:var(--brand);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.value-card .vc-num span{font-size:13px;font-weight:600;color:var(--text-2);}

/* ---------- 折叠说明 ---------- */
.acc-group + .acc-group{margin-top:34px;}
.acc-group-title{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:15px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
}
.acc-group-title i{color:var(--brand);font-size:14px;}
.accordion-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-panel)!important;
  margin-bottom:12px;
  overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  font-size:16px;
  font-weight:600;
  color:var(--text);
  background:#fff;
  padding:18px 22px;
  box-shadow:none!important;
  transition:background-color .18s ease,color .18s ease;
}
.accordion-button:not(.collapsed){
  background:#F8F5FF;
  color:var(--brand-deep);
  box-shadow:inset 3px 0 0 var(--accent)!important;
}
.accordion-button:focus{border-color:transparent;}
.accordion-button::after{
  width:14px!important;
  height:14px!important;
  background-image:
    linear-gradient(var(--brand),var(--brand)),
    linear-gradient(var(--brand),var(--brand))!important;
  background-position:center,center!important;
  background-size:14px 2px,2px 14px!important;
  background-repeat:no-repeat!important;
  transition:transform .2s ease!important;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{
  padding:6px 22px 22px;
  font-size:15.5px;
  line-height:1.85;
  color:var(--text-2);
  border-top:1px solid var(--line);
  background:#fff;
}
.accordion-body strong{color:var(--text);font-weight:600;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink);
  padding:72px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  top:0;left:0;
  width:64px;height:4px;
  background:var(--accent);
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
}
.cta-inner h2{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  color:#fff;
  line-height:1.35;
  letter-spacing:-.01em;
  margin-bottom:10px;
}
.cta-inner p{color:var(--on-dark-2);font-size:16px;max-width:560px;}
.cta-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:var(--on-dark-2);
  padding:72px 0 0;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:50%;
  transform:translateX(-50%);
  width:64px;height:4px;
  background:var(--accent);
  border-radius:0 0 4px 4px;
  max-width:1200px;
}
.site-footer .brand{margin-bottom:16px;}
.site-footer .brand-text{font-size:18px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-top:12px;
}
.footer-brand p{font-size:14.5px;line-height:1.9;color:var(--on-dark-2);max-width:340px;}
.footer-social{display:flex;gap:12px;margin-top:20px;}
.footer-social a{
  width:38px;height:38px;
  border-radius:11px;
  border:1px solid var(--line-dark);
  display:flex;align-items:center;justify-content:center;
  color:var(--on-dark-2);
  font-size:15px;
}
.footer-social a:hover{color:var(--ink);background:var(--accent);border-color:var(--accent);}
.footer-title{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:18px;
}
.footer-links li{line-height:1.9;}
.footer-links a{font-size:14.5px;color:var(--on-dark-2);line-height:1.9;}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14.5px;
  line-height:1.9;
  margin-bottom:6px;
}
.footer-contact i{color:var(--brand);margin-top:6px;font-size:13px;}
.footer-bottom{
  margin-top:56px;
  padding:22px 0 26px;
  border-top:1px solid var(--line-dark);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13.5px;
  color:var(--on-dark-2);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-list{gap:18px;}
  .nav-list a{font-size:14.5px;}
  .mega-panel{width:620px;}
}
@media (max-width:991px){
  :root{--sec:72px;}
  .header-inner{height:64px;gap:14px;}
  .nav-burger{display:inline-flex;align-items:center;justify-content:center;}
  .mega-wrap{display:none;}
  .header-actions .btn-main{display:none;}
  .main-nav{
    position:absolute;
    left:-24px;right:-24px;
    top:100%;
    background:var(--ink-2);
    border-bottom:1px solid var(--line-dark);
    box-shadow:var(--sh-3);
    display:none;
    padding:10px 24px 22px;
  }
  .site-header.nav-open .main-nav{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list a{
    display:block;
    padding:14px 0;
    font-size:15.5px;
    border-bottom:1px solid rgba(255,255,255,.07);
  }
  .nav-list a::after{display:none;}
  .nav-list li:last-child a{border-bottom:none;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual{order:2;}
  .page-hero{padding:32px 0 72px;}
  .stats-strip{grid-template-columns:1fr 1fr;margin-top:-44px;}
  .stat-item{border-right:none;border-bottom:1px solid var(--line);}
  .stat-item:nth-child(odd){border-right:1px solid var(--line);}
  .stat-item:nth-child(3),.stat-item:nth-child(4){border-bottom:none;}
  .value-grid{grid-template-columns:1fr 1fr;gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .table-scroll-hint{display:flex;}
  .cta-band{padding:60px 0;}
}
@media (max-width:767px){
  :root{--sec:56px;}
  body{font-size:16px;}
  .container{padding-left:16px;padding-right:16px;}
  .main-nav{left:-16px;right:-16px;padding:10px 16px 22px;}
  .page-hero{padding:26px 0 62px;}
  .crumbs{margin-bottom:24px;font-size:13px;}
  .page-hero .lead{font-size:15.5px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn-main,
  .hero-actions .btn-ghost{width:100%;}
  .float-card{right:12px;bottom:12px;padding:11px 14px;min-width:0;}
  .float-card .fc-value{font-size:18px;}
  .stats-strip{grid-template-columns:1fr 1fr;margin-top:-38px;}
  .stat-item{padding:20px 16px;}
  .stat-num{font-size:24px;}
  .value-grid{grid-template-columns:1fr;}
  .table-note{padding:18px 16px;flex-direction:column;align-items:flex-start;}
  .table-note .btn-main{width:100%;}
  .accordion-button{font-size:15px;padding:16px 16px;}
  .accordion-body{padding:6px 16px 18px;font-size:15px;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:24px;}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch;}
  .cta-actions .btn-lime,
  .cta-actions .btn-ghost-light{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{justify-content:center;text-align:center;}
}
@media (max-width:520px){
  .stats-strip{grid-template-columns:1fr;}
  .stat-item{border-right:none!important;border-bottom:1px solid var(--line);}
  .stat-item:last-child{border-bottom:none;}
  .page-hero h1{font-size:26px;}
}

/* roulang page: category5 */
:root{
  --brand:#6C3BFF;
  --brand-deep:#4A1FCC;
  --accent:#C9F24D;
  --hot:#FF6A3D;
  --ink:#120C1F;
  --ink-2:#1C1430;
  --surface:#F6F4FA;
  --card:#FFFFFF;
  --text:#1A1526;
  --text-2:#5B5470;
  --on-dark-2:#C9C2DD;
  --line:#E6E2F0;
  --line-dark:#2C2344;
  --ok:#22C55E;
  --warn:#F5A524;
  --r-card:18px;
  --r-panel:16px;
  --r-btn:12px;
  --r-img:14px;
  --sh-1:0 6px 24px rgba(20,10,45,.08);
  --sh-2:0 14px 40px rgba(108,59,255,.18);
  --sh-3:0 20px 60px rgba(18,12,31,.28);
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',sans-serif;
  font-size:17px;
  line-height:1.85;
  font-weight:400;
  color:var(--text);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-deep);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;}
h1{font-size:clamp(28px,4.2vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.02em;}
h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;}
h3{font-size:20px;line-height:1.45;font-weight:600;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:1200px;width:100%;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--ink);
  border-bottom:1px solid var(--line-dark);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:0 10px 30px rgba(18,12,31,.45);}
.header-inner{display:flex;align-items:center;gap:34px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:800;}
.brand:hover{color:#fff;}
.brand-mark{
  width:14px;height:14px;border-radius:4px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand) 20%,var(--accent) 100%);
  box-shadow:0 0 0 4px rgba(108,59,255,.2);
}
.brand-text{font-size:18px;line-height:1.2;white-space:nowrap;letter-spacing:-.01em;}
.main-nav{margin-left:auto;}
.nav-list{display:flex;align-items:center;gap:26px;}
.nav-list a{
  position:relative;display:inline-block;
  padding:8px 0;font-size:15px;color:var(--on-dark-2);
}
.nav-list a::after{
  content:"";position:absolute;left:0;bottom:2px;height:2px;width:0;
  background:var(--accent);transition:width .2s ease;
}
.nav-list a:hover{color:#fff;}
.nav-list a:hover::after{width:100%;}
.nav-list a.active{color:#fff;}
.nav-list a.active::after{width:100%;}
.nav-list a:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}
@media (max-width:991px){
  .header-inner{flex-wrap:wrap;height:auto;padding:12px 0 6px;gap:10px;}
  .main-nav{margin-left:0;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .main-nav::-webkit-scrollbar{height:0;}
  .nav-list{gap:20px;padding-bottom:6px;white-space:nowrap;}
}
@media (max-width:575px){
  .brand-text{font-size:16px;}
  .nav-list a{font-size:14.5px;}
}

/* ---------- 通用按钮 ---------- */
.btn-c{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:16px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-c:active{transform:translateY(1px);}
.btn-c:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.btn-brand{background:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline:hover{background:rgba(108,59,255,.08);color:var(--brand-deep);}
.btn-lime{background:var(--accent);color:var(--ink);}
.btn-lime:hover{filter:brightness(.93);color:var(--ink);transform:translateY(-1px);}
.btn-ghost-dark{background:transparent;border-color:var(--line-dark);color:#fff;}
.btn-ghost-dark:hover{border-color:var(--accent);color:var(--accent);}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;}
@media (max-width:575px){
  .btn-row{flex-direction:column;}
  .btn-row .btn-c{width:100%;}
}

/* ---------- 徽章 / 标签 ---------- */
.badge-c{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;line-height:1;
}
.badge-brand{background:rgba(108,59,255,.12);color:var(--brand-deep);}
.badge-lime{background:var(--accent);color:var(--ink);}
.badge-hot{background:var(--hot);color:#fff;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--ink);
  color:#fff;
  padding:40px 0 88px;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--line-dark) 20%,var(--line-dark) 80%,transparent);
}
.crumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--on-dark-2);margin-bottom:28px;flex-wrap:wrap;}
.crumb a{color:var(--on-dark-2);}
.crumb a:hover{color:var(--accent);}
.crumb span[aria-current]{color:#fff;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:56px;align-items:center;}
.hero-copy h1{color:#fff;margin:18px 0 20px;}
.hero-copy p{color:var(--on-dark-2);font-size:17px;max-width:560px;}
.hero-copy .btn-row{margin-top:32px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-card);background:var(--ink-2);
  border:1px solid var(--line-dark);
}
.float-card{
  position:absolute;right:18px;bottom:-22px;
  display:flex;align-items:center;gap:12px;
  padding:14px 18px;border-radius:var(--r-panel);
  background:var(--ink-2);border:1px solid var(--line-dark);
  box-shadow:var(--sh-3);
}
.float-card .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);flex:0 0 auto;box-shadow:0 0 0 4px rgba(201,242,77,.18);}
.float-card strong{display:block;font-size:18px;line-height:1.3;color:#fff;}
.float-card span{font-size:13px;color:var(--on-dark-2);}
@media (max-width:991px){
  .page-hero{padding:28px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-media{order:2;}
  .float-card{right:12px;bottom:-18px;}
}
@media (max-width:575px){
  .page-hero{padding:22px 0 64px;}
  .hero-copy p{font-size:16px;}
}

/* ---------- 板块通用 ---------- */
.section{padding:var(--sec-y) 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--surface);}
.section-white{background:var(--card);}
.section-dark{background:var(--ink);color:#fff;}
.sec-head{max-width:720px;margin-bottom:36px;}
.sec-head h2{margin-bottom:14px;}
.sec-head p{color:var(--text-2);font-size:16.5px;}
.section-dark .sec-head p{color:var(--on-dark-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;letter-spacing:.06em;
  color:var(--brand);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--accent);}
.section-dark .eyebrow{color:var(--accent);}
@media (max-width:991px){:root{--sec-y:72px;}.section-tight{padding:52px 0;}}
@media (max-width:575px){:root{--sec-y:56px;}.section-tight{padding:44px 0;}}

/* ---------- 数据条 ---------- */
.stat-strip{
  background:var(--card);
  border-bottom:1px solid var(--line);
}
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));}
.stat-item{
  padding:34px 26px;
  border-right:1px solid var(--line);
}
.stat-item:last-child{border-right:none;}
.stat-num{
  font-size:clamp(26px,3vw,32px);font-weight:800;line-height:1.1;
  color:var(--brand-deep);font-variant-numeric:tabular-nums;
  display:flex;align-items:baseline;gap:4px;
}
.stat-num em{font-style:normal;font-size:15px;font-weight:600;color:var(--text-2);}
.stat-label{margin-top:8px;font-size:14.5px;color:var(--text-2);}
@media (max-width:991px){
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-item{padding:26px 20px;border-bottom:1px solid var(--line);}
  .stat-item:nth-child(2n){border-right:none;}
  .stat-item:nth-last-child(-n+2){border-bottom:none;}
}
@media (max-width:575px){
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{border-right:none;border-bottom:1px solid var(--line);padding:22px 18px;}
  .stat-item:last-child{border-bottom:none;}
}

/* ---------- 自检清单 ---------- */
.check-grid{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:56px;align-items:center;}
.check-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-card);background:#E9E5F5;border:1px solid var(--line);
}
.check-list{display:flex;flex-direction:column;gap:14px;margin-top:8px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease;
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.check-item i{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;
  background:rgba(108,59,255,.12);color:var(--brand-deep);margin-top:3px;
}
.check-item strong{display:block;font-size:16.5px;font-weight:600;margin-bottom:2px;}
.check-item span{font-size:14.5px;color:var(--text-2);line-height:1.7;}
@media (max-width:991px){
  .check-grid{grid-template-columns:1fr;gap:36px;}
  .check-media{order:2;}
}

/* ---------- FAQ 手风琴 ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.34fr) minmax(0,.66fr);gap:48px;align-items:start;}
.faq-aside{position:sticky;top:104px;}
.faq-aside .panel{
  background:var(--ink-2);color:#fff;border:1px solid var(--line-dark);
  border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh-3);
}
.faq-aside .panel h3{color:#fff;font-size:18px;margin-bottom:10px;}
.faq-aside .panel p{color:var(--on-dark-2);font-size:14.5px;line-height:1.8;}
.faq-aside .panel .btn-c{margin-top:20px;width:100%;}
.acc .accordion-item{
  background:var(--card);border:1px solid var(--line);
  border-radius:14px !important;margin-bottom:14px;overflow:hidden;
}
.acc .accordion-button{
  display:flex;align-items:center;gap:14px;
  padding:20px 22px;font-size:17px;font-weight:600;color:var(--text);
  background:var(--card);border-radius:14px !important;
  box-shadow:none !important;transition:background .18s ease,color .18s ease;
}
.acc .accordion-button:not(.collapsed){
  color:var(--brand-deep);background:rgba(108,59,255,.05);
  box-shadow:inset 3px 0 0 var(--accent) !important;
}
.acc .accordion-button:focus{outline:none;box-shadow:inset 0 0 0 2px rgba(108,59,255,.28) !important;}
.acc .q-index{
  flex:0 0 auto;font-size:13.5px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.acc .accordion-button::after{
  content:"＋";background-image:none !important;
  width:auto;height:auto;font-size:20px;line-height:1;
  color:var(--brand);transform:none;
  margin-left:auto;transition:transform .2s ease,color .2s ease;
}
.acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--brand-deep);}
.acc .accordion-body{
  padding:4px 22px 22px 56px;font-size:16px;line-height:1.85;color:var(--text-2);
}
@media (max-width:991px){
  .faq-wrap{grid-template-columns:1fr;gap:32px;}
  .faq-aside{position:static;order:2;}
  .acc .accordion-body{padding:4px 20px 20px 20px;}
}
@media (max-width:575px){
  .acc .accordion-button{padding:17px 16px;font-size:16px;gap:10px;}
  .acc .accordion-body{padding:2px 16px 18px 16px;font-size:15.5px;}
}

/* ---------- 标签云 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);
  color:var(--text-2);font-size:14.5px;
  transition:all .18s ease;
}
.tag i{font-size:12px;color:var(--brand);}
.tag:hover{border-color:var(--brand);color:var(--brand-deep);background:rgba(108,59,255,.06);transform:translateY(-2px);}
.tag.is-hot{border-color:rgba(255,106,61,.35);}
.tag.is-hot i{color:var(--hot);}

/* ---------- 入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.entry-card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.entry-card:hover{transform:translateY(-5px);box-shadow:var(--sh-2);}
.entry-card:focus-visible{outline:2px solid var(--brand);outline-offset:3px;}
.entry-media{position:relative;background:#E9E5F5;}
.entry-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.entry-card:hover .entry-media img{transform:scale(1.04);}
.entry-media .badge-c{position:absolute;left:14px;top:14px;}
.entry-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.entry-body h3{font-size:18px;color:var(--text);}
.entry-body p{font-size:14.5px;color:var(--text-2);line-height:1.75;flex:1 1 auto;}
.entry-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--brand);}
.entry-link i{font-size:12px;transition:transform .18s ease;}
.entry-card:hover .entry-link i{transform:translateX(4px);}
@media (max-width:991px){.entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.entry-grid{grid-template-columns:1fr;}}

/* ---------- CTA 横条 ---------- */
.cta-bar{
  background:var(--ink);color:#fff;
  border-radius:24px;padding:44px 48px;
  display:flex;align-items:center;gap:40px;justify-content:space-between;
  border:1px solid var(--line-dark);
  box-shadow:var(--sh-3);
  position:relative;overflow:hidden;
}
.cta-bar::before{
  content:"";position:absolute;left:0;top:0;width:64px;height:4px;background:var(--accent);
}
.cta-bar h2{font-size:clamp(21px,2.4vw,28px);margin-bottom:10px;}
.cta-bar p{color:var(--on-dark-2);font-size:16px;max-width:620px;}
.cta-bar .btn-row{flex:0 0 auto;}
@media (max-width:991px){
  .cta-bar{flex-direction:column;align-items:flex-start;padding:34px 30px;border-radius:20px;gap:24px;}
  .cta-bar .btn-row{width:100%;}
}
@media (max-width:575px){
  .cta-bar{padding:28px 20px;}
  .cta-bar .btn-row .btn-c{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);color:var(--on-dark-2);
  padding:72px 0 28px;position:relative;
  border-top:1px solid var(--line-dark);
}
.site-footer::before{
  content:"";position:absolute;left:24px;top:0;width:64px;height:4px;background:var(--accent);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14.5px;line-height:1.85;max-width:340px;}
.footer-social{display:flex;gap:12px;margin-top:22px;}
.footer-social a{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--ink-2);border:1px solid var(--line-dark);
  color:var(--on-dark-2);transition:all .18s ease;
}
.footer-social a:hover{color:var(--ink);background:var(--accent);border-color:var(--accent);}
.footer-title{color:#fff;font-size:15.5px;font-weight:600;margin-bottom:18px;}
.footer-links li{margin-bottom:12px;}
.footer-links a{color:var(--on-dark-2);font-size:14.5px;line-height:1.9;}
.footer-links a:hover{color:var(--accent);}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;line-height:1.7;margin-bottom:12px;}
.footer-contact i{color:var(--brand);margin-top:5px;}
.footer-bottom{
  margin-top:52px;padding-top:22px;
  border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:575px){
  .site-footer{padding:56px 0 24px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{justify-content:center;text-align:center;}
}