/* roulang page: index */
:root{
  --ink:#2E1A5E;
  --ink-2:#4B2E9E;
  --accent:#B8E62E;
  --coral:#FF6B4A;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --dark:#14102A;
  --line:#E8E4DC;
  --text:#1A1626;
  --muted:#5C5670;
  --r-lg:20px;
  --r-card:18px;
  --r-img:18px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(20,16,42,.05);
  --sh-2:0 12px 28px rgba(20,16,42,.10);
  --sect:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
p{margin:0 0 18px}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;color:var(--text)}
button{font:inherit;cursor:pointer}
input,textarea,select{font:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sect) 0}
.section-tight{padding:64px 0}
.section-alt{background:var(--surface)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px}
.section-title{font-size:34px;letter-spacing:-.5px}
.section-title::before{content:"";display:inline-block;width:4px;height:20px;background:var(--accent);border-radius:2px;margin-right:12px;vertical-align:2px}
.section-sub{color:var(--muted);font-size:15px;margin:10px 0 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--ink);background:rgba(46,26,94,.08);border-radius:var(--r-badge);padding:6px 12px;margin-bottom:18px}
.eyebrow-accent{background:var(--accent);color:#1A1626}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 24px;border-radius:var(--r-btn);font-weight:700;font-size:15px;border:1.5px solid transparent;transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease,border-color .16s ease;cursor:pointer}
.btn-primary{background:var(--accent);color:#1A1626}
.btn-primary:hover{filter:brightness(1.05);transform:translateY(-1px);box-shadow:0 8px 20px rgba(184,230,46,.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:rgba(46,26,94,.06)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(20,16,42,.18)}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--ink);min-height:44px}
.link-arrow i{font-size:12px;transition:transform .16s ease}
.link-arrow:hover i{transform:translateX(3px)}
.badge{display:inline-block;font-size:12px;line-height:1.6;padding:3px 10px;border-radius:var(--r-badge);background:rgba(46,26,94,.08);color:var(--ink);font-weight:700}
.badge-accent{background:var(--accent);color:#1A1626}
.badge-coral{background:rgba(255,107,74,.14);color:#C93D1E}
.text-muted{color:var(--muted)}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(20,16,42,.06)}
.header-inner{display:flex;align-items:center;gap:28px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{width:16px;height:16px;border-radius:4px;background:var(--ink);position:relative;flex:0 0 auto}
.brand-mark::after{content:"";position:absolute;inset:4px;border-radius:2px;background:var(--accent)}
.brand-text{font-weight:800;font-size:17px;letter-spacing:-.2px;color:var(--text)}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px}
.main-nav a{position:relative;font-size:15px;color:var(--text);padding:22px 0;transition:color .16s ease}
.main-nav a:hover{color:var(--ink)}
.main-nav a.active{font-weight:700;color:var(--ink)}
.main-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;background:var(--accent);border-radius:2px}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.search-box{display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);background:var(--bg);transition:border-color .16s ease,box-shadow .16s ease}
.search-box:focus-within{border-color:var(--ink);box-shadow:0 0 0 2px rgba(184,230,46,.55)}
.search-box i{color:var(--muted);font-size:13px}
.search-box input{width:170px;border:0;background:transparent;outline:none;font-size:14px;color:var(--text)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink);align-items:center;justify-content:center}

/* drawer */
.mobile-drawer{position:fixed;top:0;right:0;bottom:0;width:280px;max-width:88vw;background:#fff;z-index:120;transform:translateX(104%);transition:transform .24s ease;padding:20px;display:flex;flex-direction:column;gap:20px;overflow:auto;box-shadow:-12px 0 32px rgba(20,16,42,.12)}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--ink)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:15px;font-weight:600}
.drawer-nav a.active{color:var(--ink)}
.drawer-nav a.active::after{content:" 当前";font-size:12px;color:var(--muted);font-weight:400}
.drawer-mask{position:fixed;inset:0;background:rgba(20,16,42,.42);z-index:110;opacity:0;visibility:hidden;transition:opacity .24s ease}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* hero */
.hero{background:linear-gradient(180deg,#FBFAF6 0%,var(--bg) 100%);padding:72px 0 88px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero h1{font-size:48px;letter-spacing:-1px;margin-bottom:20px}
.hero-lead{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:28px}
.hero-cta{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-bottom:36px}
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;border-top:1px solid var(--line);padding-top:24px}
.trust-item{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--text)}
.trust-item i{width:30px;height:30px;border-radius:8px;background:rgba(46,26,94,.08);color:var(--ink);display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex:0 0 auto}
.hero-visual{position:relative}
.hero-media{border-radius:var(--r-hero);overflow:hidden;border:1px solid rgba(20,16,42,.06);aspect-ratio:16/11;background:rgba(46,26,94,.08)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-stat-card{position:absolute;left:-24px;bottom:-28px;background:#fff;border-radius:var(--r-card);border:1px solid var(--line);box-shadow:var(--sh-2);padding:20px 24px;min-width:210px}
.hero-stat-card strong{display:block;font-size:30px;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-stat-card span{font-size:13px;color:var(--muted)}

/* pain */
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.pain-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px 26px 28px;box-shadow:var(--sh-1);transition:background .16s ease,transform .16s ease,box-shadow .16s ease}
.pain-card::before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;border-radius:2px;background:var(--accent)}
.pain-card h3{font-size:18px;margin-bottom:10px}
.pain-card p{font-size:14px;color:var(--muted);margin:0}
.pain-card:hover{background:var(--bg);transform:translateY(-2px);box-shadow:var(--sh-2)}

/* plans */
.plan-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.plan-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;display:flex;flex-direction:column;transition:transform .16s ease,box-shadow .16s ease}
.plan-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.plan-body{padding:26px;display:flex;flex-direction:column;gap:14px;flex:1}
.plan-card h3{font-size:21px}
.plan-card h3 a:hover{color:var(--ink)}
.plan-card p{font-size:14.5px;color:var(--muted);margin:0}
.plan-media{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid var(--line);background:rgba(46,26,94,.08)}
.plan-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.plan-card:hover .plan-media img{transform:scale(1.03)}
.plan-lg{grid-column:span 2;display:grid;grid-template-columns:1fr 1fr}
.plan-lg .plan-media{aspect-ratio:auto;height:100%;border-bottom:0;border-right:1px solid var(--line)}
.plan-index{font-size:13px;font-weight:800;color:var(--ink);background:rgba(46,26,94,.08);border-radius:var(--r-badge);padding:3px 10px;align-self:flex-start}
.plan-points{display:flex;flex-direction:column;gap:8px;margin:4px 0 6px}
.plan-points li{font-size:14px;color:var(--text);padding-left:18px;position:relative}
.plan-points li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--accent)}
.plan-dark{grid-column:span 2;background:var(--dark);color:#fff;border-color:transparent;display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center;padding:36px}
.plan-dark h3{color:#fff;font-size:22px}
.plan-dark p{color:rgba(255,255,255,.72);font-size:14.5px;margin:0}
.plan-dark .plan-points li{color:rgba(255,255,255,.86)}
.plan-dark .link-arrow{color:var(--accent)}

/* stats */
.stats-band{background:var(--dark);color:#fff;position:relative;overflow:hidden;padding:88px 0}
.stats-band::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:24px 24px;opacity:.6;pointer-events:none}
.stats-band .container{position:relative;z-index:1}
.stats-head{max-width:720px;margin-bottom:48px}
.stats-head h2{color:#fff;font-size:32px}
.stats-head p{color:rgba(255,255,255,.72);margin:14px 0 0;font-size:15px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-item{border-top:2px solid rgba(255,255,255,.14);padding-top:22px;transition:transform .18s ease}
.stat-item:hover{transform:translateY(-3px)}
.stat-num{font-size:44px;font-weight:800;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-label{font-size:12px;letter-spacing:.04em;color:rgba(255,255,255,.72);margin-top:6px}

/* cases */
.case-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:start}
.case-feature{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1)}
.case-feature .case-media{aspect-ratio:16/10;overflow:hidden;background:rgba(46,26,94,.08)}
.case-feature .case-media img{width:100%;height:100%;object-fit:cover}
.case-feature-body{padding:28px}
.quote-block{position:relative;border-left:4px solid var(--ink);background:rgba(46,26,94,.06);border-radius:0 14px 14px 0;padding:20px 22px;font-size:16px;color:var(--text)}
.case-list{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden}
.case-item{padding:22px 24px;border-bottom:1px solid var(--line);transition:background .16s ease}
.case-item:last-child{border-bottom:0}
.case-item:hover{background:var(--bg)}
.case-item h3{font-size:17px;margin-bottom:6px}
.case-item p{font-size:14px;color:var(--muted);margin:0 0 8px}
.case-meta{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}

/* lead form */
.lead-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.lead-points{display:flex;flex-direction:column;gap:12px;margin-top:22px}
.lead-points li{position:relative;padding-left:24px;font-size:14.5px;color:var(--muted)}
.lead-points li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:2px;font-size:12px;color:var(--ink)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:32px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field-full{grid-column:span 2}
.field label{font-size:14px;font-weight:600}
.field input,.field select,.field textarea{height:48px;border:1px solid var(--line);border-radius:var(--r-btn);padding:0 14px;background:#fff;color:var(--text);outline:none;transition:border-color .16s ease,box-shadow .16s ease}
.field textarea{height:110px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--ink);box-shadow:0 0 0 2px rgba(184,230,46,.45)}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted);grid-column:span 2}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:var(--ink)}
.form-note{font-size:13px;color:var(--muted)}
.form-actions{grid-column:span 2;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.form-msg{font-size:13.5px;color:#C93D1E;display:none}
.form-msg.is-show{display:block}
.privacy-bar{margin-top:24px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 22px;font-size:14px;color:var(--muted)}

/* news */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-1);transition:transform .16s ease,box-shadow .16s ease}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.news-thumb{aspect-ratio:16/10;border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(20,16,42,.06);background:rgba(46,26,94,.08)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-card h3{font-size:18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a:hover{color:var(--ink)}
.news-excerpt{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:50px}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:12px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.news-meta .link-arrow{font-size:13.5px;min-height:auto}
.empty-state{grid-column:1/-1;text-align:center;padding:56px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card)}
.empty-state i{font-size:28px;color:var(--ink);opacity:.55}
.empty-state p{margin:14px 0 18px;color:var(--muted)}

/* faq */
.faq-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.accordion{border:0;background:transparent;margin:0}
.accordion-item{position:relative;border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:8px;overflow:hidden;box-shadow:var(--sh-1)}
.accordion-item.is-active{border-color:rgba(46,26,94,.28)}
.accordion-item.is-active::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent)}
.accordion-title{display:flex;align-items:center;min-height:56px;padding:0 22px;border:0;font-size:16px;font-weight:700;color:var(--text);background:transparent}
.accordion-title:hover{color:var(--ink);background:var(--bg)}
.accordion-content{padding:0 22px 20px;border:0;font-size:15px;line-height:1.8;color:var(--muted);background:#fff}
.accordion-content p:last-child{margin-bottom:0}

/* cta */
.cta-band{position:relative;border-radius:24px;overflow:hidden;padding:64px 48px;color:#fff;background-image:url(/assets/images/backpic/back-1.png);background-size:cover;background-position:center}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(46,26,94,.95) 0%,rgba(46,26,94,.78) 55%,rgba(75,46,158,.62) 100%)}
.cta-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:30px;max-width:620px}
.cta-inner p{color:rgba(255,255,255,.78);margin:12px 0 0;font-size:15px}

/* footer */
.site-footer{background:var(--dark);color:#fff;padding:72px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-mark{background:#fff}
.footer-brand .brand-mark::after{background:var(--accent)}
.footer-desc{font-size:14px;color:rgba(255,255,255,.72);margin:0 0 16px;max-width:320px}
.footer-contact{font-size:13.5px;color:rgba(255,255,255,.72);line-height:2;font-variant-numeric:tabular-nums}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);transition:color .16s ease}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.62)}

@media (max-width:1279px){
  .hero h1{font-size:42px}
}
@media (max-width:1023px){
  :root{--sect:72px}
  .main-nav,.header-actions .search-box,.header-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:64px}
  .hero{padding:56px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:36px}
  .hero-stat-card{left:16px;bottom:-24px}
  .pain-grid{grid-template-columns:repeat(2,1fr)}
  .plan-grid{grid-template-columns:1fr}
  .plan-lg,.plan-dark{grid-column:span 1;grid-template-columns:1fr;padding:0}
  .plan-dark{padding:32px}
  .plan-lg .plan-media{aspect-ratio:16/10;height:auto;border-right:0;border-bottom:1px solid var(--line)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .case-grid{grid-template-columns:1fr}
  .lead-grid{grid-template-columns:1fr;gap:32px}
  .news-list{grid-template-columns:repeat(2,1fr)}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .stats-band{padding:72px 0}
}
@media (max-width:575px){
  :root{--sect:60px}
  .container{padding:0 16px}
  .section-title{font-size:26px}
  .hero h1{font-size:29px}
  .hero-lead{font-size:15.5px}
  .hero-cta{gap:12px}
  .hero-cta .btn{width:100%}
  .trust-row{grid-template-columns:1fr 1fr}
  .pain-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .stat-num{font-size:36px}
  .news-list{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .field-full,.check-row,.form-actions{grid-column:span 1}
  .form-card{padding:22px}
  .cta-band{padding:44px 22px;border-radius:18px}
  .cta-inner h2{font-size:23px}
  .cta-inner .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
}

/* roulang page: article */
/* ===================== 设计变量 ===================== */
:root{
  --brand:#2E1A5E;
  --brand-light:#4B2E9E;
  --accent:#B8E62E;
  --coral:#FF6B4A;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --dark:#14102A;
  --line:#E8E4DC;
  --text:#1A1626;
  --muted:#5C5670;
  --on-dark:rgba(255,255,255,.72);
  --r-card:18px;
  --r-btn:10px;
  --r-badge:6px;
  --r-img:18px;
  --r-hero:24px;
  --sh-card:0 1px 2px rgba(20,16,42,.05);
  --sh-hover:0 12px 28px rgba(20,16,42,.10);
  --maxw:1200px;
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}

/* ===================== 基础 reset ===================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;color:var(--text);letter-spacing:-.01em;}
p{margin:0;}
img{max-width:100%;display:block;border:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .16s ease;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font:inherit;color:inherit;}
time,.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

/* ===================== 容器 ===================== */
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}

/* ===================== 按钮 ===================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{
  background:var(--accent);
  color:#1A1626;
  box-shadow:0 4px 12px rgba(184,230,46,.25);
}
.btn-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 8px 20px rgba(184,230,46,.35);
}
.btn-ghost{
  background:transparent;
  color:var(--brand);
  border:1.5px solid var(--brand);
}
.btn-ghost:hover{background:rgba(46,26,94,.06);}
.btn-ghost-light{
  background:transparent;
  color:#fff;
  border:1.5px solid rgba(255,255,255,.42);
}
.btn-ghost-light:hover{border-color:var(--accent);color:var(--accent);}
.btn:active{transform:translateY(0);}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--brand);
}
.text-link .arrow{transition:transform .18s ease;}
.text-link:hover .arrow{transform:translateX(3px);}
.text-link:hover{color:var(--brand-light);}

/* ===================== 徽章 ===================== */
.badge{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 10px;
  border-radius:var(--r-badge);
  font-size:12px;
  font-weight:600;
  background:rgba(46,26,94,.08);
  color:var(--brand);
  white-space:nowrap;
}
.badge-accent{background:var(--accent);color:#1A1626;}
.badge-coral{background:rgba(255,107,74,.14);color:#C93C1B;}

/* ===================== 头部导航 ===================== */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(20,16,42,.06);}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:68px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  position:relative;
  display:inline-block;
  width:16px;
  height:16px;
  border-radius:4px;
  background:var(--brand);
  flex:0 0 16px;
}
.brand-mark::after{
  content:"";
  position:absolute;
  right:-3px;
  bottom:-3px;
  width:9px;
  height:9px;
  border-radius:3px;
  background:var(--accent);
}
.brand-text{
  font-size:17px;
  font-weight:800;
  color:var(--brand);
  letter-spacing:-.01em;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:2px;
  flex:1 1 auto;
  justify-content:center;
}
.main-nav a{
  position:relative;
  padding:8px 13px;
  font-size:15px;
  color:var(--text);
  border-radius:8px;
}
.main-nav a:hover{color:var(--brand);background:rgba(46,26,94,.04);}
.main-nav a.active{color:var(--brand);font-weight:700;}
.main-nav a.active::after{
  content:"";
  position:absolute;
  left:13px;
  right:13px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--accent);
}
.header-actions{
  display:flex;
  align-items:center;
  gap:14px;
  flex:0 0 auto;
}
.nav-search{position:relative;display:block;margin:0;}
.nav-search .fa-magnifying-glass{
  position:absolute;
  left:13px;
  top:50%;
  transform:translateY(-50%);
  font-size:13px;
  color:var(--muted);
  pointer-events:none;
}
.nav-search input{
  width:200px;
  height:40px;
  padding:0 14px 0 34px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  font-size:14px;
  outline:none;
  margin:0;
  transition:border-color .16s ease,box-shadow .16s ease;
}
.nav-search input::placeholder{color:#9A94A8;}
.nav-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(184,230,46,.45);}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:var(--r-btn);
  font-size:18px;
  color:var(--brand);
  align-items:center;
  justify-content:center;
}
.nav-toggle:hover{background:rgba(46,26,94,.06);}

/* ===================== 移动端抽屉 ===================== */
.drawer-backdrop{
  position:fixed;
  inset:0;
  background:rgba(20,16,42,.45);
  opacity:0;
  visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:90;
}
.drawer-backdrop.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  width:280px;
  max-width:86vw;
  height:100%;
  background:#fff;
  z-index:100;
  padding:22px 22px 32px;
  transform:translateX(102%);
  transition:transform .28s ease;
  overflow-y:auto;
  box-shadow:-8px 0 32px rgba(20,16,42,.14);
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px solid var(--line);
}
.drawer-close{
  width:36px;
  height:36px;
  border-radius:8px;
  font-size:22px;
  line-height:1;
  color:var(--muted);
}
.drawer-close:hover{background:rgba(46,26,94,.06);color:var(--brand);}
.drawer-search{position:relative;margin:18px 0 6px;}
.drawer-search input{
  width:100%;
  height:44px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  font-size:14px;
  outline:none;
  margin:0;
}
.drawer-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(184,230,46,.45);}
.drawer-nav{display:flex;flex-direction:column;margin:14px 0 20px;}
.drawer-nav a{
  padding:13px 2px;
  font-size:16px;
  border-bottom:1px solid var(--line);
  color:var(--text);
}
.drawer-nav a:hover{color:var(--brand);}
.drawer-nav a.active{color:var(--brand);font-weight:700;}
.drawer-cta{width:100%;}

/* ===================== 文章头区 ===================== */
.article-hero{
  position:relative;
  background:var(--dark);
  color:#fff;
  padding:46px 0 50px;
  overflow:hidden;
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  opacity:.20;
}
.article-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:24px 24px;
}
.article-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--on-dark);
  margin-bottom:16px;
}
.breadcrumb a{color:var(--on-dark);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{opacity:.55;}
.breadcrumb .current{
  color:#fff;
  max-width:420px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.article-title{
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.3;
  color:#fff;
  max-width:880px;
  margin-bottom:20px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 18px;
  font-size:14px;
  color:var(--on-dark);
}
.article-meta .badge{height:24px;}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{font-size:12px;opacity:.8;}

/* ===================== 封面图 ===================== */
.article-cover{
  margin:36px 0 0;
  position:relative;
  border-radius:var(--r-hero);
  overflow:hidden;
  border:1px solid rgba(20,16,42,.06);
  box-shadow:var(--sh-card);
  background:rgba(46,26,94,.08);
}
.article-cover img{
  width:100%;
  aspect-ratio:21/9;
  object-fit:cover;
}

/* ===================== 正文布局 ===================== */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:56px;
  align-items:start;
  padding:48px 0 88px;
}
.article-main{min-width:0;}
.article-body{
  font-size:17px;
  line-height:1.9;
  color:var(--text);
}
.article-body h2{
  font-size:26px;
  line-height:1.4;
  margin:40px 0 16px;
  padding-left:14px;
  position:relative;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:7px;
  width:4px;
  height:20px;
  border-radius:2px;
  background:var(--accent);
}
.article-body h2:first-child{margin-top:0;}
.article-body h3{
  font-size:20px;
  margin:30px 0 12px;
  color:var(--brand);
}
.article-body h4{font-size:17px;margin:24px 0 10px;}
.article-body p{margin:0 0 18px;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body ul li::marker{color:var(--brand);}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body blockquote{
  margin:24px 0;
  padding:18px 22px;
  background:rgba(46,26,94,.06);
  border-left:4px solid var(--brand);
  border-radius:0 12px 12px 0;
  color:#332B47;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:100%;
  height:auto;
  border-radius:var(--r-img);
  border:1px solid rgba(20,16,42,.06);
  margin:24px 0;
}
.article-body a{
  color:var(--brand-light);
  text-decoration:underline;
  text-underline-offset:3px;
}
.article-body a:hover{color:var(--brand);}
.article-body strong{font-weight:700;color:var(--brand);}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:15px;
  display:block;
  overflow-x:auto;
}
.article-body th,.article-body td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
  white-space:nowrap;
}
.article-body th{background:rgba(46,26,94,.05);font-weight:700;}
.article-body pre{
  margin:24px 0;
  padding:18px 20px;
  background:var(--dark);
  color:#EDEAF6;
  border-radius:14px;
  overflow-x:auto;
  font-size:14px;
  line-height:1.7;
}
.article-body code{font-family:ui-monospace,Menlo,Consolas,monospace;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.article-body figcaption{
  font-size:13px;
  color:var(--muted);
  text-align:center;
  margin:-12px 0 22px;
}

/* ===================== 空态 ===================== */
.empty-state{
  text-align:center;
  padding:56px 28px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
}
.empty-icon{
  width:64px;
  height:64px;
  margin:0 auto 18px;
  border-radius:18px;
  background:rgba(46,26,94,.08);
  color:var(--brand);
  font-size:26px;
  display:flex;
  align-items:center;
  justify-content:center;
}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:24px;}

/* ===================== 正文底部 ===================== */
.article-foot{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.back-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--brand);
}
.back-link i{transition:transform .18s ease;}
.back-link:hover i{transform:translateX(-3px);}
.back-link:hover{color:var(--brand-light);}

/* ===================== 侧栏 ===================== */
.article-side{
  display:grid;
  gap:20px;
  position:sticky;
  top:92px;
  align-self:start;
}
.side-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  box-shadow:var(--sh-card);
}
.side-card h3{
  font-size:17px;
  margin-bottom:14px;
  padding-left:12px;
  position:relative;
}
.side-card h3::before{
  content:"";
  position:absolute;
  left:0;
  top:4px;
  width:4px;
  height:16px;
  border-radius:2px;
  background:var(--accent);
}
.side-list{display:flex;flex-direction:column;}
.side-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-height:44px;
  padding:10px 0;
  font-size:15px;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.side-list a:last-child{border-bottom:0;}
.side-list a:hover{color:var(--brand);}
.side-list i{font-size:12px;color:var(--muted);}
.side-cta{
  background:var(--dark);
  border:0;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.side-cta::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:24px 24px;
}
.side-cta > *{position:relative;z-index:1;}
.side-cta h3{color:#fff;}
.side-cta p{font-size:14px;line-height:1.8;color:var(--on-dark);margin-bottom:18px;}
.side-cta .btn{width:100%;}
.side-tags{display:flex;flex-wrap:wrap;gap:8px;}
.side-tags span{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 12px;
  border-radius:var(--r-badge);
  font-size:13px;
  background:rgba(46,26,94,.06);
  color:var(--brand);
}

/* ===================== 相关推荐 ===================== */
.related{padding:0 0 8px;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:28px;
}
.section-head h2{font-size:28px;}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px;}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.rel-card{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.rel-thumb{background:rgba(46,26,94,.08);}
.rel-thumb img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.rel-body h3{
  font-size:17px;
  line-height:1.5;
  margin:12px 0 8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rel-card:hover .rel-body h3{color:var(--brand);}
.rel-body p{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:14px;
}
.rel-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--muted);
}

/* ===================== FAQ ===================== */
.faq-section{padding:0 0 72px;}
.faq-list{display:grid;gap:8px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:56px;
  padding:14px 22px;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  list-style:none;
  position:relative;
  transition:background .18s ease,color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"＋";
  font-size:18px;
  font-weight:400;
  color:var(--muted);
  transition:transform .2s ease,color .2s ease;
}
.faq-item summary:hover{background:var(--bg);color:var(--brand);}
.faq-item[open] summary{color:var(--brand);}
.faq-item[open] summary::after{content:"－";color:var(--brand);}
.faq-item[open] summary::before{
  content:"";
  position:absolute;
  left:0;
  top:14px;
  bottom:14px;
  width:3px;
  border-radius:0 2px 2px 0;
  background:var(--accent);
}
.faq-answer{
  padding:0 22px 20px 22px;
  font-size:15px;
  line-height:1.8;
  color:#3A3450;
}
.faq-answer p{margin-bottom:10px;}
.faq-answer p:last-child{margin-bottom:0;}

/* ===================== 底部 CTA ===================== */
.cta-band{
  position:relative;
  background:var(--dark);
  color:#fff;
  overflow:hidden;
  padding:72px 0;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  opacity:.22;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(20,16,42,.92),rgba(20,16,42,.6));
}
.cta-band .container{position:relative;z-index:2;}
.cta-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.cta-inner h2{color:#fff;font-size:clamp(24px,2.8vw,32px);margin-bottom:12px;}
.cta-inner p{color:var(--on-dark);font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ===================== 页脚 ===================== */
.site-footer{
  background:var(--dark);
  color:#fff;
  padding:64px 0 28px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:32px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.site-footer .brand-text{color:#fff;}
.footer-desc{
  font-size:14px;
  line-height:1.85;
  color:var(--on-dark);
  max-width:340px;
  margin-bottom:18px;
}
.footer-contact{
  font-size:13px;
  line-height:2;
  color:var(--on-dark);
}
.footer-col h3{
  font-size:15px;
  color:#fff;
  margin-bottom:16px;
  font-weight:700;
}
.footer-links{display:flex;flex-direction:column;gap:2px;}
.footer-links a{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  font-size:14px;
  color:var(--on-dark);
}
.footer-links a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:rgba(255,255,255,.55);
}

/* ===================== 响应式 ===================== */
@media (max-width:1279px){
  .article-layout{gap:40px;grid-template-columns:minmax(0,1fr) 300px;}
}
@media (max-width:1023px){
  .main-nav,.nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:56px;gap:12px;}
  .header-actions{margin-left:auto;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;padding:40px 0 64px;}
  .article-side{position:static;top:auto;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .article-hero{padding:34px 0 38px;}
  .article-cover{margin-top:24px;border-radius:16px;}
  .article-cover img{aspect-ratio:16/10;}
  .article-body{font-size:16px;line-height:1.9;}
  .article-body h2{font-size:22px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .section-head h2{font-size:23px;}
  .cta-band{padding:56px 0;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .breadcrumb .current{max-width:200px;}
}
@media (max-width:575px){
  .related-grid{grid-template-columns:1fr;}
  .article-meta{font-size:13px;gap:8px 14px;}
  .side-card{padding:20px;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category1 */
:root{
  --brand:#2E1A5E;
  --brand-light:#4B2E9E;
  --accent:#B8E62E;
  --coral:#FF6B4A;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --dark:#14102A;
  --line:#E8E4DC;
  --text:#1A1626;
  --muted:#5C5670;
  --r-card:18px;
  --r-btn:10px;
  --r-badge:6px;
  --r-img:18px;
  --shadow-1:0 1px 2px rgba(20,16,42,.05);
  --shadow-2:0 12px 28px rgba(20,16,42,.10);
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .16s ease;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;margin:0;}
button{cursor:pointer;border:0;background:none;padding:0;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tint{background:var(--surface);}
.section-dark{background:var(--dark);color:#fff;}

/* ===== 通用组件 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;border:1.5px solid transparent;
  transition:all .18s ease;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#1A1626;box-shadow:0 6px 16px rgba(184,230,46,.28);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 8px 20px rgba(184,230,46,.35);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-outline:hover{background:rgba(46,26,94,.06);}
.btn-outline-light{border-color:rgba(255,255,255,.5);color:#fff;background:transparent;}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:700;font-size:15px;}
.link-arrow svg{transition:transform .18s ease;flex:0 0 16px;}
.link-arrow:hover{color:var(--brand-light);}
.link-arrow:hover svg{transform:translateX(3px);}
.link-arrow-light{color:#fff;}
.link-arrow-light:hover{color:var(--accent);}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);
  background:rgba(46,26,94,.08);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-accent{background:var(--accent);color:#1A1626;}
.badge-warn{background:rgba(255,107,74,.14);color:#C53D1E;}

/* ===== 导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(20,16,42,.06);}
.header-inner{display:flex;align-items:center;gap:26px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--brand);white-space:nowrap;}
.brand-mark{position:relative;flex:0 0 16px;width:16px;height:16px;border-radius:4px;background:var(--brand);}
.brand-mark::after{content:"";position:absolute;inset:5px;border-radius:1px;background:var(--accent);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:10px;flex:1;}
.main-nav a{
  position:relative;font-size:15px;color:var(--muted);padding:8px 14px;border-radius:8px;font-weight:500;
  transition:color .16s ease,background .16s ease;
}
.main-nav a:hover{color:var(--brand);background:rgba(46,26,94,.04);}
.main-nav a.active{color:var(--brand);font-weight:700;}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;background:var(--accent);
}
.nav-right{display:flex;align-items:center;gap:14px;}
.search-box{
  display:flex;align-items:center;gap:8px;width:200px;height:42px;padding:0 14px;
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color .16s ease,box-shadow .16s ease;
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,26,94,.12);}
.search-box svg{flex:0 0 16px;color:var(--muted);}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;line-height:1;}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ===== 抽屉 ===== */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,16,42,.45);z-index:80;
  opacity:0;pointer-events:none;transition:opacity .22s ease;
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;background:#fff;z-index:90;
  transform:translateX(100%);transition:transform .26s ease;padding:24px;overflow-y:auto;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:36px;height:36px;border-radius:8px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--muted);}
.drawer .main-nav{display:flex;flex-direction:column;align-items:stretch;margin:0;gap:2px;}
.drawer .main-nav a{padding:12px 14px;font-size:15px;border-radius:10px;}
.drawer .main-nav a.active::after{display:none;}
.drawer .main-nav a.active{background:rgba(46,26,94,.07);}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-btn);margin:18px 0;}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;}
.drawer .btn{width:100%;}
body.drawer-open .drawer{transform:none;}
body.drawer-open .drawer-mask{opacity:1;pointer-events:auto;}

/* ===== Hero ===== */
.hero-cat{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,#2E1A5E 0%,#3A2075 52%,#4B2E9E 100%);
}
.hero-cat::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:24px 24px;
}
.hero-inner{position:relative;padding:44px 0 62px;min-height:320px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:22px;}
.crumb a:hover{color:#fff;}
.crumb span.sep{opacity:.5;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:48px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.06em;
}
.hero-cat h1{font-size:clamp(28px,4vw,46px);margin-top:18px;max-width:720px;}
.hero-sub{margin-top:16px;font-size:17px;color:rgba(255,255,255,.78);max-width:620px;line-height:1.8;}
.hero-quick{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.hero-quick span{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:rgba(255,255,255,.9);
}
.hero-quick span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex:0 0 6px;}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-top:30px;}
.hero-art{position:relative;}
.hero-art img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:24px;
  border:1px solid rgba(255,255,255,.14);
}
.hero-art-card{
  position:absolute;left:-20px;bottom:-20px;background:#fff;color:var(--text);
  border-radius:14px;padding:14px 18px;box-shadow:0 12px 28px rgba(20,16,42,.22);
}
.hero-art-card strong{display:block;font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.hero-art-card small{font-size:12px;color:var(--muted);}

/* ===== 板块标题 ===== */
.section-head{margin-bottom:36px;max-width:820px;}
.section-head h2{position:relative;padding-left:16px;font-size:clamp(24px,3vw,34px);}
.section-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:20px;border-radius:2px;background:var(--accent);
}
.section-head p{margin-top:14px;color:var(--muted);font-size:15px;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ===== 分类页布局 ===== */
.cat-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;align-items:start;}
.anchor-card{
  position:sticky;top:92px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-1);
}
.anchor-card h3{font-size:15px;margin-bottom:14px;}
.anchor-list a{
  display:block;padding:10px 12px;border-radius:10px;font-size:14.5px;color:var(--muted);
  transition:background .16s ease,color .16s ease;
}
.anchor-list a:hover{background:var(--bg);color:var(--brand);}
.anchor-list a.is-current{background:rgba(46,26,94,.07);color:var(--brand);font-weight:700;}
.anchor-help{margin-top:20px;padding-top:20px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted);line-height:1.8;}
.anchor-help .btn{width:100%;margin-top:14px;}

.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.svc-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.svc-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:rgba(46,26,94,.16);}
.svc-thumb{aspect-ratio:16/10;overflow:hidden;background:rgba(46,26,94,.08);}
.svc-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.svc-card:hover .svc-thumb img{transform:scale(1.03);}
.svc-body{display:flex;flex-direction:column;gap:12px;padding:24px;flex:1;}
.svc-title{font-size:20px;line-height:1.4;transition:color .16s ease;}
.svc-card:hover .svc-title{color:var(--brand-light);}
.svc-desc{
  color:var(--muted);font-size:14.5px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.svc-points{display:flex;flex-direction:column;gap:2px;}
.svc-points li{position:relative;padding-left:18px;font-size:14px;color:var(--muted);line-height:1.9;}
.svc-points li::before{content:"";position:absolute;left:2px;top:12px;width:6px;height:6px;border-radius:50%;background:var(--brand-light);}
.svc-body .link-arrow{margin-top:auto;padding-top:6px;}
.list-foot{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:40px;flex-wrap:wrap;}
.page-btn{
  min-width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;color:var(--muted);
  font-size:14px;font-weight:600;transition:all .16s ease;padding:0 16px;
}
.page-btn:hover{border-color:var(--brand);color:var(--brand);}
.page-btn.is-current{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ===== 流程 ===== */
.process-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.process-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--shadow-1);transition:transform .18s ease,box-shadow .18s ease;
}
.process-step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.step-num{font-size:30px;font-weight:800;line-height:1;color:rgba(46,26,94,.18);font-variant-numeric:tabular-nums;}
.process-step h3{font-size:18px;margin:14px 0 8px;}
.process-step p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ===== FAQ ===== */
.faq-accordion{border:0;background:transparent;}
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:8px;overflow:hidden;
}
.faq-accordion .accordion-title{
  display:block;padding:18px 56px 18px 24px;font-size:16px;font-weight:700;color:var(--text);
  border:0;line-height:1.6;transition:background .16s ease,box-shadow .16s ease;min-height:56px;
}
.faq-accordion .accordion-title:hover{background:var(--bg);}
.faq-accordion .accordion-title::before{
  right:22px;top:50%;transform:translateY(-50%);font-size:18px;color:var(--brand);margin:0;
}
.faq-accordion .accordion-item.is-active{box-shadow:var(--shadow-1);}
.faq-accordion .accordion-item.is-active .accordion-title{box-shadow:inset 3px 0 0 var(--accent);}
.faq-accordion .accordion-content{
  background:#fff;border:0;color:var(--muted);font-size:15px;line-height:1.8;
  padding:0 24px 20px 24px;border-top:1px dashed var(--line);
}
.faq-accordion .accordion-content p{padding-top:16px;}

/* ===== 深色 CTA ===== */
.dark-cta{
  position:relative;overflow:hidden;border-radius:24px;color:#fff;
  padding:48px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;
  background:linear-gradient(120deg,rgba(20,16,42,.92),rgba(46,26,94,.86)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.dark-cta h2{font-size:clamp(22px,2.6vw,30px);}
.dark-cta p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.75);max-width:620px;}
.dark-cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ===== 页脚 ===== */
.site-footer{background:var(--dark);color:#fff;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;}
.footer-brand .brand-mark{background:#fff;}
.footer-brand .brand-mark::after{background:var(--accent);}
.footer-desc{margin-top:16px;font-size:14px;color:rgba(255,255,255,.72);max-width:320px;line-height:1.9;}
.footer-contact{margin-top:16px;font-size:13px;color:rgba(255,255,255,.6);line-height:2;}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:14px;color:#fff;}
.footer-links a{display:block;padding:7px 0;font-size:14px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ===== 表单 / 弹层 ===== */
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field input,.field textarea,.field select{
  width:100%;height:48px;padding:0 14px;background:#fff;color:var(--text);
  border:1px solid var(--line);border-radius:var(--r-btn);outline:none;
  transition:border-color .16s ease,box-shadow .16s ease;font-size:15px;
}
.field textarea{height:auto;min-height:112px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field textarea:focus,.field select:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,26,94,.10);
}
.field.has-error input,.field.has-error textarea{border-color:var(--coral);}
.field .err{display:none;margin-top:6px;font-size:13px;color:var(--coral);}
.field.has-error .err{display:block;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7;}
.check input{width:18px;height:18px;margin-top:3px;flex:0 0 18px;accent-color:var(--brand);}
.form-submit{width:100%;margin-top:18px;}
.lead-modal{
  display:none;width:100%;max-width:520px;background:#fff;border:0;border-radius:20px;
  padding:32px;box-shadow:0 24px 60px rgba(20,16,42,.30);
}
.lead-modal.is-open{
  display:block;position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);z-index:120;
}
.lead-modal .close-button{
  position:absolute;top:16px;right:16px;width:36px;height:36px;font-size:20px;
  color:var(--muted);border-radius:8px;line-height:1;
}
.lead-modal .close-button:hover{background:var(--bg);color:var(--brand);}
.lead-modal h3{font-size:22px;padding-right:36px;}
.lead-modal .modal-sub{margin-top:10px;margin-bottom:22px;font-size:14px;color:var(--muted);line-height:1.8;}
.modal-open-mask{
  display:none;position:fixed;inset:0;background:rgba(20,16,42,.5);z-index:110;
}
body.lead-open .modal-open-mask{display:block;}

/* ===== 响应式 ===== */
@media (max-width:1279px){
  .hero-grid{grid-template-columns:minmax(0,1fr) 340px;gap:36px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner .search-box{display:none;}
  .cat-layout{grid-template-columns:1fr;}
  .anchor-card{position:static;}
  .anchor-list{display:flex;flex-wrap:wrap;gap:6px;}
  .anchor-list a{padding:8px 14px;background:var(--bg);}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-art{max-width:520px;}
  .hero-inner{padding:32px 0 56px;}
  .process-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .dark-cta{grid-template-columns:1fr;padding:40px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .header-inner{height:56px;gap:12px;}
  .brand{font-size:16px;}
  .section{padding:56px 0;}
  .card-grid{grid-template-columns:1fr;}
  .process-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .hero-art-card{left:12px;bottom:-18px;padding:12px 16px;}
  .hero-art-card strong{font-size:20px;}
  .svc-body{padding:20px;}
  .dark-cta{padding:32px 24px;border-radius:18px;}
  .lead-modal{max-width:100%;border-radius:20px 20px 0 0;}
  .lead-modal.is-open{top:auto;bottom:0;left:0;transform:none;max-height:92vh;overflow-y:auto;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:575px){
  .hero-cat h1{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:14px;}
  .hero-actions .btn{width:100%;}
  .section-head h2{font-size:24px;}
  .anchor-list a{font-size:14px;}
}

/* roulang page: category2 */
:root{
  --brand:#2E1A5E;
  --brand-bright:#4B2E9E;
  --accent:#B8E62E;
  --coral:#FF6B4A;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --dark:#14102A;
  --line:#E8E4DC;
  --text:#1A1626;
  --muted:#5C5670;
  --radius-card:18px;
  --radius-btn:10px;
  --radius-badge:6px;
  --radius-input:10px;
  --shadow-1:0 1px 2px rgba(20,16,42,.05);
  --shadow-2:0 12px 28px rgba(20,16,42,.10);
  --font:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .16s ease;}
a:hover{color:var(--brand-bright);}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;color:var(--text);}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;color:var(--text);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:92px 0;}
.section-sm{padding:64px 0;}
.section-dark{background:var(--dark);color:#fff;}
.section-dark h2,.section-dark h3{color:#fff;}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.04em;
  color:var(--brand);background:rgba(46,26,94,.08);
  border-radius:var(--radius-badge);padding:5px 12px;margin-bottom:16px;
}
.section-title{font-size:34px;position:relative;padding-left:18px;margin-bottom:14px;}
.section-title::before{
  content:"";position:absolute;left:0;top:8px;width:4px;height:22px;
  background:var(--accent);border-radius:2px;
}
.section-title.center{padding-left:0;text-align:center;}
.section-title.center::before{display:none;}
.section-lead{font-size:16px;color:var(--muted);max-width:720px;margin-bottom:40px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(20,16,42,.06);}
.header-inner{
  display:flex;align-items:center;gap:28px;
  height:68px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:16px;height:16px;border-radius:5px;flex-shrink:0;
  background:var(--brand);
  box-shadow:inset 0 0 0 4px #fff, inset 0 0 0 6px var(--brand);
}
.brand-text{font-size:17px;font-weight:800;color:var(--text);letter-spacing:.01em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:auto;}
.main-nav a{
  position:relative;font-size:15px;color:var(--muted);
  padding:6px 0;font-weight:500;
}
.main-nav a:hover{color:var(--brand);}
.main-nav a.active{color:var(--text);font-weight:700;}
.main-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--accent);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.search-box{
  position:relative;display:flex;align-items:center;
}
.search-box i{position:absolute;left:12px;font-size:13px;color:var(--muted);pointer-events:none;}
.search-box input{
  height:38px;width:200px;border-radius:var(--radius-input);
  border:1px solid var(--line);background:var(--bg);
  padding:0 12px 0 32px;font-size:14px;transition:border-color .16s,background .16s;
}
.search-box input:focus{
  background:#fff;border-color:var(--brand);outline:2px solid var(--accent);outline-offset:1px;
}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;font-size:16px;color:var(--brand);cursor:pointer;
}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:#fff;padding:16px 24px 24px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:12px 0;font-size:16px;color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.active{color:var(--brand);font-weight:700;}
.mobile-drawer .drawer-search{margin:16px 0 8px;position:relative;display:flex;align-items:center;}
.mobile-drawer .drawer-search i{position:absolute;left:12px;color:var(--muted);font-size:13px;}
.mobile-drawer .drawer-search input{
  width:100%;height:44px;border-radius:var(--radius-input);
  border:1px solid var(--line);background:var(--bg);padding:0 12px 0 34px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;cursor:pointer;border:1.5px solid transparent;
  transition:transform .16s ease,box-shadow .16s ease,background .16s ease,color .16s ease,border-color .16s ease;
  text-align:center;
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-primary{background:var(--accent);color:#1A1626;}
.btn-primary:hover{background:#c7f04a;transform:translateY(-1px);box-shadow:0 8px 20px rgba(184,230,46,.35);color:#1A1626;}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline:hover{background:rgba(46,26,94,.06);color:var(--brand);}
.btn-ghost-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.2);color:#fff;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--brand);
}
.link-arrow i{font-size:12px;transition:transform .16s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- hero ---------- */
.hero-c2{
  background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
  padding:72px 0 56px;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center;
}
.hero-media{position:relative;}
.hero-media .media-frame{
  border-radius:24px;overflow:hidden;border:1px solid rgba(20,16,42,.06);
  box-shadow:var(--shadow-2);aspect-ratio:16/11;background:rgba(46,26,94,.08);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.media-badge{
  position:absolute;left:-12px;bottom:-18px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:14px 18px;box-shadow:var(--shadow-2);min-width:190px;
}
.media-badge .num{
  font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;
}
.media-badge .label{font-size:13px;color:var(--muted);}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb span.sep{opacity:.5;}
.hero-c2 h1{font-size:46px;margin-bottom:18px;letter-spacing:-.01em;}
.hero-c2 .hero-sub{font-size:17px;color:var(--muted);margin-bottom:28px;max-width:540px;}
.hero-cta{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:32px;}
.trust-row{display:flex;gap:28px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:22px;}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);}
.trust-item i{color:var(--brand);font-size:14px;}

/* ---------- stats bar ---------- */
.stats-bar{
  margin-top:-32px;position:relative;z-index:5;
}
.stats-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-2);padding:30px 24px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.stat-item{text-align:center;position:relative;transition:transform .2s ease;}
.stat-item:hover{transform:translateY(-2px);}
.stat-item + .stat-item::before{
  content:"";position:absolute;left:-12px;top:12%;height:76%;width:1px;background:var(--line);
}
.stat-num{
  font-size:38px;font-weight:800;color:var(--brand);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat-num em{font-style:normal;font-size:18px;font-weight:700;color:var(--muted);margin-left:4px;}
.stat-label{font-size:13px;color:var(--muted);margin-top:6px;}

/* ---------- alternating blocks ---------- */
.alt-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:44px 0;
}
.alt-row + .alt-row{border-top:1px solid var(--line);}
.alt-row.reverse .alt-text{order:1;}
.alt-row.reverse .alt-media{order:2;}
.alt-media .frame{
  border-radius:18px;overflow:hidden;border:1px solid rgba(20,16,42,.06);
  box-shadow:var(--shadow-1);aspect-ratio:16/10;background:rgba(46,26,94,.08);
  transition:box-shadow .2s ease;
}
.alt-media .frame:hover{box-shadow:var(--shadow-2);}
.alt-media img{width:100%;height:100%;object-fit:cover;}
.alt-text h3{font-size:26px;margin-bottom:14px;}
.alt-text p{color:var(--muted);}
.point-list{margin-top:20px;display:grid;gap:12px;}
.point-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text);
}
.point-list i{color:var(--brand);margin-top:5px;font-size:13px;flex-shrink:0;}
.tag{
  display:inline-block;font-size:12px;font-weight:700;border-radius:var(--radius-badge);
  padding:4px 10px;background:rgba(46,26,94,.08);color:var(--brand);margin-bottom:14px;
}
.tag-accent{background:var(--accent);color:#1A1626;}
.tag-coral{background:rgba(255,107,74,.14);color:#C53A1D;}

/* ---------- quote cards ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px;box-shadow:var(--shadow-1);position:relative;
  transition:transform .2s ease,box-shadow .2s ease;
}
.quote-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.quote-card .qmark{
  font-size:40px;font-weight:800;color:var(--accent);line-height:1;margin-bottom:10px;
  font-family:Georgia,serif;
}
.quote-card p{font-size:15px;color:var(--text);margin-bottom:20px;}
.quote-meta{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;}

/* ---------- form ---------- */
.form-wrap{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;
}
.form-side h2{font-size:32px;margin-bottom:16px;}
.form-side p{color:var(--muted);}
.check-list{margin-top:24px;display:grid;gap:12px;}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--text);}
.check-list i{color:var(--brand);margin-top:5px;font-size:13px;}
.lead-form{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:30px;box-shadow:var(--shadow-1);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{margin-bottom:20px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;border-radius:var(--radius-input);
  border:1px solid var(--line);background:#fff;padding:0 14px;
  transition:border-color .16s ease,box-shadow .16s ease;
}
.field textarea{height:112px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(184,230,46,.5);
}
.field.error input,.field.error select,.field.error textarea{border-color:var(--coral);}
.field .err-msg{display:none;color:#C53A1D;font-size:13px;margin-top:6px;}
.field.error .err-msg{display:block;}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);margin-bottom:20px;}
.consent input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand);}
.form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:48px;align-items:start;}
.accordion.faq-acc{background:transparent;border:0;margin:0;padding:0;}
.faq-acc .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  margin-bottom:8px;overflow:hidden;
}
.faq-acc .accordion-title{
  padding:19px 52px 19px 22px;font-size:16px;font-weight:700;color:var(--text);
  border:0;background:transparent;position:relative;line-height:1.5;
}
.faq-acc .accordion-title:hover{background:var(--bg);color:var(--brand);}
.faq-acc .accordion-title::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:13px;color:var(--brand);transition:transform .2s ease;
}
.faq-acc .accordion-item.is-active .accordion-title::after{
  content:"\f068";
}
.faq-acc .accordion-item.is-active{border-color:rgba(46,26,94,.28);}
.faq-acc .accordion-item.is-active .accordion-title::before{
  content:"";position:absolute;left:0;top:14%;height:72%;width:3px;
  background:var(--accent);border-radius:0 3px 3px 0;
}
.faq-acc .accordion-content{
  padding:0 22px 20px 22px;border:0;background:transparent;
  font-size:15px;line-height:1.8;color:var(--muted);
}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-1);
}
.side-card h3{font-size:19px;margin-bottom:12px;}
.side-card p{font-size:14px;color:var(--muted);}
.side-card .field input{height:44px;}
.side-links{margin-top:20px;border-top:1px solid var(--line);padding-top:16px;display:grid;gap:10px;}
.side-links a{font-size:14px;display:flex;align-items:center;gap:8px;color:var(--brand);}
.side-links i{font-size:12px;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;border-radius:24px;overflow:hidden;
  background:var(--brand);color:#fff;padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:24px 24px;opacity:.9;pointer-events:none;
}
.cta-band .cta-copy{position:relative;z-index:2;}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.72);margin:0;max-width:560px;}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- modal ---------- */
.modal-mask{
  position:fixed;inset:0;background:rgba(20,16,42,.55);
  display:none;align-items:center;justify-content:center;z-index:200;padding:20px;
}
.modal-mask.is-open{display:flex;}
.modal-card{
  width:520px;max-width:100%;background:#fff;border-radius:20px;
  padding:30px;position:relative;max-height:90vh;overflow:auto;
  box-shadow:0 24px 60px rgba(20,16,42,.28);
}
.modal-card h3{font-size:22px;margin-bottom:8px;}
.modal-card .modal-desc{font-size:14px;color:var(--muted);margin-bottom:22px;}
.modal-close{
  position:absolute;right:16px;top:16px;width:36px;height:36px;border-radius:10px;
  border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--muted);
  display:flex;align-items:center;justify-content:center;
}
.modal-close:hover{color:var(--brand);border-color:var(--brand);}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:72px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--accent);box-shadow:inset 0 0 0 4px var(--dark), inset 0 0 0 6px var(--accent);}
.footer-brand .brand-text{color:#fff;font-size:17px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin-bottom:18px;}
.footer-contact{font-size:13px;line-height:2;color:rgba(255,255,255,.6);}
.footer-col h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-links{display:grid;gap:11px;}
.footer-links a{font-size:14px;color:rgba(255,255,255,.72);}
.footer-links a:hover{color:var(--accent);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;font-size:13px;color:rgba(255,255,255,.55);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .hero-c2 h1{font-size:40px;}
}
@media (max-width:1023px){
  .main-nav,.search-box,.header-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .header-actions{margin-left:auto;}
  .section{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-c2 h1{font-size:36px;}
  .stats-card{grid-template-columns:repeat(2,1fr);gap:28px;}
  .stat-item + .stat-item:nth-child(3)::before{display:none;}
  .alt-row{grid-template-columns:1fr;gap:32px;padding:36px 0;}
  .alt-row.reverse .alt-text,.alt-row.reverse .alt-media{order:0;}
  .quote-grid{grid-template-columns:1fr;}
  .form-wrap{grid-template-columns:1fr;gap:32px;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .section-title{font-size:26px;}
  .hero-c2{padding:48px 0 40px;}
  .hero-c2 h1{font-size:30px;}
  .hero-c2 .hero-sub{font-size:16px;}
  .field-row{grid-template-columns:1fr;}
  .stats-card{padding:24px 18px;}
  .stat-num{font-size:30px;}
  .cta-band{padding:36px 24px;border-radius:18px;}
  .cta-band h2{font-size:24px;}
  .modal-mask{padding:0;align-items:flex-end;}
  .modal-card{
    width:100%;max-width:100%;border-radius:20px 20px 0 0;max-height:92vh;
    padding:24px 20px 28px;
  }
  .lead-form{padding:22px 18px;}
  .form-actions .btn{width:100%;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  .brand-text{font-size:16px;}
  .hero-c2 h1{font-size:27px;}
  .trust-row{gap:16px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .media-badge{position:static;margin-top:14px;min-width:0;}
}

/* roulang page: category3 */
:root{
  --primary:#2E1A5E;
  --primary-light:#4B2E9E;
  --accent:#B8E62E;
  --coral:#FF6B4A;
  --bg:#F6F4EF;
  --surface:#FFFFFF;
  --dark:#14102A;
  --line:#E8E4DC;
  --text:#1A1626;
  --muted:#5C5670;
  --r-card:18px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(20,16,42,.05);
  --sh-2:0 12px 28px rgba(20,16,42,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,li,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
h1,h2,h3,h4{line-height:1.3;font-weight:800;color:var(--text);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:780px;margin-bottom:40px;}
.section-head.slim{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.sec-title{display:flex;align-items:center;gap:12px;font-size:34px;font-weight:800;letter-spacing:-.3px;margin:0 0 14px;}
.sec-title::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--accent);flex:0 0 auto;}
.sec-desc{font-size:16px;color:var(--muted);line-height:1.85;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease,filter .18s ease;
}
.btn-accent{background:var(--accent);color:#1A1626;}
.btn-accent:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(184,230,46,.35);filter:brightness(1.05);}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent;}
.btn-outline:hover{background:rgba(46,26,94,.06);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--primary);}
.btn-light:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(20,16,42,.18);}
.btn-ghost-light{border-color:rgba(255,255,255,.6);color:#fff;background:transparent;}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--primary);min-height:44px;}
.btn-link::after{content:"→";transition:transform .18s ease;}
.btn-link:hover::after{transform:translateX(3px);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:0 2px 12px rgba(20,16,42,.06);}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:var(--primary);white-space:nowrap;}
.brand-mark{width:16px;height:16px;border-radius:5px;background:var(--primary);position:relative;flex:0 0 auto;}
.brand-mark::after{content:"";position:absolute;right:3px;bottom:3px;width:5px;height:5px;border-radius:2px;background:var(--accent);}
.main-nav{display:flex;align-items:center;gap:24px;margin-left:12px;}
.main-nav a{position:relative;font-size:15px;color:var(--text);padding:8px 0;white-space:nowrap;transition:color .16s ease;}
.main-nav a:hover{color:var(--primary);}
.main-nav a.active{color:var(--primary);font-weight:700;}
.main-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background:var(--accent);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.search-mini{position:relative;display:flex;align-items:center;}
.search-mini svg{position:absolute;left:12px;width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:2;}
.search-mini input{
  width:200px;height:42px;padding:0 14px 0 36px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:14px;color:var(--text);font-family:inherit;transition:border-color .18s ease,box-shadow .18s ease;
}
.search-mini input::placeholder{color:#A9A3B5;}
.search-mini input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px var(--accent);}
.header-cta{white-space:nowrap;}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--primary);}
.nav-drawer{
  position:fixed;top:0;right:0;width:280px;max-width:88vw;height:100%;background:#fff;z-index:90;
  transform:translateX(100%);transition:transform .26s ease;padding:24px 22px;overflow-y:auto;
  box-shadow:-8px 0 32px rgba(20,16,42,.12);
}
.nav-drawer.open{transform:translateX(0);}
.drawer-close{
  width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;cursor:pointer;
  font-size:18px;color:var(--primary);line-height:1;margin-left:auto;display:flex;align-items:center;justify-content:center;
}
.drawer-head{display:flex;align-items:center;gap:10px;margin-bottom:20px;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:22px;}
.drawer-nav a{padding:13px 12px;border-radius:var(--r-btn);font-size:15px;color:var(--text);border-bottom:1px solid var(--line);}
.drawer-nav a.active{background:rgba(46,26,94,.06);color:var(--primary);font-weight:700;}
.drawer-search{display:flex;flex-direction:column;gap:10px;margin-bottom:18px;}
.drawer-search input{height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);font-size:15px;font-family:inherit;}
.drawer-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px var(--accent);}
.drawer-mask{position:fixed;inset:0;background:rgba(20,16,42,.42);opacity:0;visibility:hidden;transition:opacity .26s ease;z-index:80;}
.drawer-mask.open{opacity:1;visibility:visible;}

/* ============ Hero ============ */
.hero-c3{background:#fff;border-bottom:1px solid var(--line);padding:72px 0 0;}
.hero-c3-inner{max-width:860px;margin:0 auto;text-align:center;}
.eyebrow{
  display:inline-block;padding:5px 13px;border-radius:var(--r-badge);
  background:rgba(46,26,94,.08);color:var(--primary);font-size:13px;font-weight:700;letter-spacing:.4px;margin-bottom:18px;
}
.hero-c3 h1{font-size:48px;font-weight:800;letter-spacing:-.6px;margin-bottom:18px;}
.hero-sub{font-size:17px;color:var(--muted);max-width:660px;margin:0 auto 28px;line-height:1.85;}
.hero-search{
  display:flex;align-items:center;gap:10px;max-width:640px;margin:0 auto;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px 8px 8px 16px;
  box-shadow:0 8px 24px rgba(20,16,42,.07);position:relative;
}
.hero-search svg{width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:2;flex:0 0 auto;}
.hero-search input{
  flex:1;min-width:0;height:44px;border:0;background:transparent;font-size:15px;color:var(--text);font-family:inherit;
}
.hero-search input:focus{outline:none;}
.hero-search .btn{flex:0 0 auto;}
.hero-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:18px;}
.chip{
  display:inline-flex;align-items:center;min-height:34px;padding:0 14px;border-radius:var(--r-badge);
  background:rgba(46,26,94,.06);color:var(--primary);font-size:13.5px;font-weight:600;transition:background .18s ease,color .18s ease;
}
.chip:hover{background:var(--primary);color:#fff;}
.hero-points{display:flex;flex-wrap:wrap;justify-content:center;gap:22px;margin-top:22px;font-size:14px;color:var(--muted);}
.hero-points span{display:inline-flex;align-items:center;gap:7px;}
.hero-points i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}
.hero-media{margin:52px auto 0;border-radius:24px;overflow:hidden;border:1px solid rgba(20,16,42,.06);}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/6;}

/* ============ 支持两栏 ============ */
.support-grid{display:grid;grid-template-columns:minmax(0,1fr) 348px;gap:32px;align-items:start;}
.faq-column{display:flex;flex-direction:column;gap:34px;}
.faq-group-title{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;margin-bottom:16px;}
.faq-group-title .badge-num{
  display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:8px;
  background:var(--primary);color:#fff;font-size:13px;font-weight:700;flex:0 0 auto;
}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:8px;overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:rgba(46,26,94,.28);}
.faq-item.open{border-color:rgba(46,26,94,.35);border-left:3px solid var(--accent);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 20px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;color:var(--text);line-height:1.5;transition:color .18s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-item.open .faq-q{color:var(--primary);}
.faq-q .sign{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:1.5px solid var(--line);position:relative;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.faq-q .sign::before,.faq-q .sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--muted);transform:translate(-50%,-50%);border-radius:1px;
}
.faq-q .sign::before{width:10px;height:2px;}
.faq-q .sign::after{width:2px;height:10px;transition:opacity .2s ease;}
.faq-item.open .faq-q .sign{background:var(--accent);border-color:var(--accent);transform:rotate(180deg);}
.faq-item.open .faq-q .sign::before{background:#1A1626;}
.faq-item.open .faq-q .sign::after{opacity:0;}
.faq-a{display:none;padding:0 20px 20px 20px;font-size:15px;line-height:1.8;color:var(--muted);}
.faq-item.open .faq-a{display:block;}

/* ============ 联系卡 ============ */
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  box-shadow:var(--sh-1);position:sticky;top:96px;
}
.contact-card h3{font-size:20px;font-weight:800;margin-bottom:8px;}
.contact-card .card-desc{font-size:14px;color:var(--muted);line-height:1.8;margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text);}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;color:var(--text);font-family:inherit;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:auto;min-height:104px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:#A9A3B5;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(46,26,94,.10);}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted);line-height:1.65;margin-bottom:18px;}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:#2E1A5E;flex:0 0 auto;}
.check-row a{color:var(--primary);text-decoration:underline;}
.contact-card .btn{width:100%;}
.form-note{font-size:13px;color:var(--muted);margin-top:12px;line-height:1.7;}
.quick-points{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px;}
.quick-points div{display:flex;gap:10px;font-size:14px;color:var(--muted);line-height:1.7;}
.quick-points strong{color:var(--text);font-weight:700;}

/* ============ 流程 ============ */
.flow-list{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.flow-step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(46,26,94,.22);}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;
  background:rgba(46,26,94,.07);color:var(--primary);font-size:15px;font-weight:800;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.flow-step h3{font-size:17px;font-weight:800;margin-bottom:8px;}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ============ 场景卡 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(46,26,94,.22);}
.scene-media{aspect-ratio:16/10;overflow:hidden;border-bottom:1px solid rgba(20,16,42,.06);}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.scene-card:hover .scene-media img{transform:scale(1.04);}
.scene-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.badge{display:inline-flex;align-items:center;align-self:flex-start;padding:4px 10px;border-radius:var(--r-badge);font-size:12px;font-weight:700;background:rgba(46,26,94,.08);color:var(--primary);}
.badge.accent{background:var(--accent);color:#1A1626;}
.badge.coral{background:rgba(255,107,74,.14);color:#C43B1D;}
.scene-body h3{font-size:18px;font-weight:800;transition:color .18s ease;}
.scene-card:hover .scene-body h3{color:var(--primary);}
.scene-body p{font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ============ 深色数据条 ============ */
.section-dark{
  background:var(--dark);color:#fff;padding:88px 0;position:relative;overflow:hidden;
}
.section-dark::before{
  content:"";position:absolute;inset:0;opacity:.06;
  background-image:linear-gradient(rgba(255,255,255,.7) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.7) 1px,transparent 1px);
  background-size:24px 24px;pointer-events:none;
}
.section-dark .container{position:relative;z-index:1;}
.dark-head{max-width:720px;margin-bottom:44px;}
.dark-head .sec-title{color:#fff;}
.dark-head p{color:rgba(255,255,255,.72);font-size:16px;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);padding:26px 24px;
  transition:transform .2s ease,border-color .2s ease,background .2s ease;
}
.stat-item:hover{transform:translateY(-2px);border-color:rgba(184,230,46,.5);background:rgba(255,255,255,.03);}
.stat-num{font-size:44px;font-weight:800;color:var(--accent);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-1px;}
.stat-label{font-size:12px;letter-spacing:1px;color:rgba(255,255,255,.6);margin-top:8px;text-transform:uppercase;}
.stat-desc{font-size:14.5px;color:rgba(255,255,255,.78);margin-top:10px;line-height:1.7;}
.dark-note{margin-top:32px;font-size:13.5px;color:rgba(255,255,255,.55);}

/* ============ 资讯列表 ============ */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.news-card{
  display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(46,26,94,.22);}
.news-thumb{flex:0 0 132px;aspect-ratio:4/3;border-radius:14px;overflow:hidden;border:1px solid rgba(20,16,42,.06);}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-content{display:flex;flex-direction:column;gap:8px;min-width:0;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
.news-content h3{font-size:17px;font-weight:800;line-height:1.5;transition:color .18s ease;}
.news-card:hover .news-content h3{color:var(--primary);}
.news-content p{font-size:14px;color:var(--muted);line-height:1.75;}
.news-empty{grid-column:1/-1;text-align:center;padding:52px 24px;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);color:var(--muted);}

/* ============ CTA ============ */
.cta-band{
  position:relative;padding:96px 0;background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;color:#fff;
}
.cta-band::before{content:"";position:absolute;inset:0;background:rgba(46,26,94,.86);}
.cta-inner{position:relative;z-index:1;max-width:760px;text-align:center;margin:0 auto;}
.cta-inner h2{color:#fff;font-size:34px;margin-bottom:16px;}
.cta-inner p{color:rgba(255,255,255,.82);font-size:16px;margin-bottom:30px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#fff;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;margin-bottom:14px;color:#fff;}
.footer-brand .brand-mark{background:var(--accent);}
.footer-brand .brand-mark::after{background:var(--primary);}
.footer-desc{color:rgba(255,255,255,.72);font-size:14px;line-height:1.85;margin-bottom:16px;}
.footer-contact{color:rgba(255,255,255,.66);font-size:14px;line-height:1.95;}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;}
.footer-links a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.58);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-c3 h1{font-size:44px;}
}
@media (max-width:1023px){
  .main-nav,.header-actions{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:72px 0;}
  .section-dark{padding:72px 0;}
  .hero-c3{padding:56px 0 0;}
  .hero-c3 h1{font-size:38px;}
  .support-grid{grid-template-columns:1fr;}
  .contact-card{position:static;}
  .flow-list{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px 24px;}
  .hero-media img{aspect-ratio:16/8;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .section-dark{padding:56px 0;}
  .sec-title{font-size:26px;}
  .hero-c3 h1{font-size:30px;letter-spacing:-.3px;}
  .hero-sub{font-size:15.5px;}
  .hero-search{flex-wrap:wrap;padding:12px;border-radius:16px;}
  .hero-search svg{display:none;}
  .hero-search input{width:100%;flex:1 1 100%;height:42px;padding:0 4px;}
  .hero-search .btn{width:100%;}
  .hero-media{margin-top:32px;border-radius:18px;}
  .hero-media img{aspect-ratio:16/11;}
  .news-list{grid-template-columns:1fr;}
  .news-card{flex-direction:column;}
  .news-thumb{flex:none;width:100%;aspect-ratio:16/9;}
  .cta-inner h2{font-size:26px;}
  .stat-num{font-size:36px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:575px){
  .flow-list{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .hero-c3 h1{font-size:28px;}
}