/* roulang page: index */
:root{
  --primary:#0E7A66;
  --primary-dark:#0A5A4C;
  --primary-soft:#E6F2EE;
  --accent:#E08B2A;
  --accent-soft:#FDF1DF;
  --ink:#16211F;
  --ink-2:#3E4C48;
  --ink-3:#6E7B77;
  --line:#E3E7E4;
  --bg:#F7F8F6;
  --surface:#FFFFFF;
  --success:#1F8A5B;
  --warn:#C97A0F;
  --danger:#C2433A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 8px 24px rgba(22,33,31,.10);
  --sh-3:0 24px 64px rgba(22,33,31,.18);
  --section-gap:92px;
}
*,*::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",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;background:#EEF1EE;}
a{color:var(--primary);text-decoration:none;transition:color .16s ease,text-underline-offset .16s ease;}
a:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--primary-soft);outline-offset:2px;border-radius:4px;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;width:100%;}
.section{padding:var(--section-gap) 0;}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.5px;color:var(--primary);background:var(--primary-soft);border-radius:var(--r-sm);padding:5px 12px;margin-bottom:16px;}
.eyebrow::before{content:"";width:6px;height:6px;background:var(--primary);border-radius:2px;}
h1{font-size:40px;line-height:1.3;font-weight:700;letter-spacing:.2px;}
h2{font-size:28px;line-height:1.4;font-weight:600;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
h4{font-size:17px;line-height:1.55;font-weight:600;}
.section-head p{margin-top:14px;font-size:17px;color:var(--ink-2);line-height:1.75;}
.muted{color:var(--ink-3);}

/* ---------- 按钮体系 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 24px;font-size:14px;font-weight:600;border-radius:var(--r-md);transition:all .16s ease;white-space:nowrap;cursor:pointer;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);text-decoration:none;box-shadow:var(--sh-2);}
.btn-primary:active{background:var(--primary);transform:none;}
.btn-ghost{background:var(--surface);color:var(--primary);border:1px solid var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);text-decoration:none;}
.btn-light{background:rgba(255,255,255,.10);color:#fff;border:1px solid rgba(255,255,255,.32);}
.btn-light:hover{background:rgba(255,255,255,.18);color:#fff;text-decoration:none;}
.btn[disabled],.btn.is-disabled{background:#EDEFEE;color:var(--ink-3);cursor:not-allowed;opacity:.75;transform:none;box-shadow:none;}
.btn-sm{height:38px;padding:0 18px;font-size:13px;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);}
.link-more svg{transition:transform .16s ease;}
.link-more:hover{text-decoration:none;color:var(--primary-dark);}
.link-more:hover svg{transform:translateX(3px);}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(22,33,31,.05);}
.header-main{display:flex;align-items:center;gap:24px;padding-top:14px;padding-bottom:14px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none;}
.logo:hover{text-decoration:none;}
.logo-mark{width:40px;height:40px;border-radius:var(--r-sm);background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;letter-spacing:.5px;box-shadow:var(--sh-1);}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.5px;color:var(--ink);}
.search-form{position:relative;flex:1 1 auto;max-width:580px;margin:0 auto;}
.search-form svg{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--ink-3);pointer-events:none;}
.search-form input{width:100%;height:48px;padding:0 20px 0 48px;font-size:15px;border-radius:999px;border:1px solid var(--line);background:var(--primary-soft);color:var(--ink);transition:border-color .16s ease,box-shadow .16s ease,background .16s ease;}
.search-form input::placeholder{color:var(--ink-3);}
.search-form input:focus{outline:none;background:var(--surface);border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-md);align-items:center;justify-content:center;background:var(--surface);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.mobile-search-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-md);align-items:center;justify-content:center;background:var(--surface);color:var(--ink-2);}
.pill-nav{border-top:1px solid var(--line);background:var(--surface);}
.pill-wrap{display:flex;align-items:center;gap:10px;padding-top:10px;padding-bottom:10px;overflow-x:auto;scrollbar-width:none;}
.pill-wrap::-webkit-scrollbar{display:none;}
.pill{display:inline-flex;align-items:center;height:36px;padding:0 18px;font-size:14px;font-weight:500;color:var(--ink-2);border:1px solid var(--line);border-radius:999px;white-space:nowrap;background:var(--surface);transition:all .16s ease;}
.pill:hover{color:var(--primary);border-color:var(--primary-soft);background:var(--primary-soft);text-decoration:none;}
.pill.active{background:var(--primary-soft);color:var(--primary);border-color:var(--primary-soft);font-weight:600;}

/* ---------- Hero ---------- */
.hero{padding:64px 0 88px;background:var(--surface);border-bottom:1px solid var(--line);position:relative;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(22,33,31,.055) 1px,transparent 1px);background-size:64px 100%;opacity:.55;pointer-events:none;}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;min-height:496px;}
.hero h1{margin-top:0;}
.hero-sub{margin-top:16px;font-size:18px;line-height:1.7;color:var(--ink-2);max-width:560px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-points li{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--ink-2);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:7px 14px;}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--primary);}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-media{position:relative;}
.hero-media img{width:100%;height:420px;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--sh-2);}
.hero-badge{position:absolute;left:-18px;bottom:26px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-2);padding:14px 18px;display:flex;align-items:center;gap:12px;}
.hero-badge strong{font-size:22px;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;}
.hero-badge span{font-size:13px;color:var(--ink-3);line-height:1.5;}

/* ---------- 痛点提问 ---------- */
.pain-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px 40px;}
.pain-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px dashed var(--line);}
.pain-no{flex:0 0 auto;width:20px;font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.5px;padding-top:4px;font-variant-numeric:tabular-nums;}
.pain-item h3{font-size:17px;font-weight:600;}
.pain-item p{margin-top:6px;font-size:15px;color:var(--ink-2);line-height:1.75;}

/* ---------- 方案卡 ---------- */
.solution-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:stretch;}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease;padding:24px;}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--primary-soft);}
.solution-wide{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;padding:24px;}
.solution-wide img{width:100%;height:100%;min-height:236px;object-fit:cover;border-radius:var(--r-md);border:1px solid var(--line);}
.solution-wide h3{margin-top:14px;}
.icon-box{width:44px;height:44px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;background:var(--primary-soft);color:var(--primary);}
.icon-box.accent{background:var(--accent-soft);color:var(--accent);}
.card h3{margin-top:16px;}
.card p{margin-top:10px;font-size:15px;color:var(--ink-2);line-height:1.75;}
.card .link-more{margin-top:18px;}
.solution-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px;}

/* ---------- 步骤 ---------- */
.step-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center;}
.step-wrap img{width:100%;height:340px;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--sh-1);}
.step-list{display:grid;gap:8px;margin-top:24px;}
.step-item{display:flex;gap:16px;padding:18px;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);transition:all .16s ease;}
.step-item:hover{border-color:var(--primary-soft);box-shadow:var(--sh-1);transform:translateY(-2px);}
.step-num{flex:0 0 auto;width:32px;height:32px;border-radius:var(--r-sm);background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;}
.step-item h4{font-size:16px;}
.step-item p{margin-top:4px;font-size:14px;color:var(--ink-2);line-height:1.7;}

/* ---------- 最新信息（CMS） ---------- */
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.news-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);transition:all .16s ease;}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--primary-soft);text-decoration:none;}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;font-size:12px;font-weight:600;color:var(--primary);background:var(--primary-soft);border-radius:var(--r-sm);width:fit-content;}
.news-card h3{margin-top:14px;font-size:19px;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover h3{color:var(--primary);}
.news-card p{margin-top:10px;font-size:15px;color:var(--ink-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:18px;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;}
.news-meta .arrow{color:var(--primary);font-weight:600;transition:transform .16s ease;}
.news-card:hover .news-meta .arrow{transform:translateX(3px);}
.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-height:180px;background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-md);color:var(--ink-2);text-align:center;padding:32px;}
.empty-state svg{color:var(--ink-3);}

/* ---------- 数据区 ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--sh-1);transition:all .16s ease;}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--primary-soft);}
.stat-card.accent{background:var(--accent-soft);border-color:#F3DFC0;}
.stat-num{display:flex;align-items:baseline;gap:6px;font-size:38px;font-weight:700;color:var(--primary);letter-spacing:.5px;font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}
.stat-card.accent .stat-num{color:var(--accent);}
.stat-num small{font-size:15px;font-weight:600;color:var(--ink-3);}
.stat-card p{margin-top:8px;font-size:14px;color:var(--ink-2);line-height:1.65;}

/* ---------- 表单 ---------- */
.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.form-intro h2{margin-bottom:16px;}
.form-intro p{font-size:16px;color:var(--ink-2);line-height:1.75;}
.form-intro ul{margin-top:24px;display:grid;gap:12px;}
.form-intro li{display:flex;gap:12px;font-size:15px;color:var(--ink-2);}
.form-intro li::before{content:"";flex:0 0 auto;width:6px;height:6px;border-radius:2px;background:var(--accent);margin-top:11px;}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:28px;box-shadow:var(--sh-1);}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:8px;}
.field .req{color:var(--danger);margin-left:2px;}
.field input,.field select,.field textarea{width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);transition:border-color .16s ease,box-shadow .16s ease;}
.field textarea{height:auto;min-height:104px;padding:12px 14px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);}
.field .err{display:none;margin-top:6px;font-size:13px;color:var(--danger);}
.field.has-error input,.field.has-error select{border-color:var(--danger);}
.field.has-error .err{display:block;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink-2);line-height:1.65;}
.check input{width:18px;height:18px;margin-top:3px;flex:0 0 auto;accent-color:var(--primary);}
.form-card .btn{width:100%;margin-top:8px;}
.form-note{margin-top:6px;font-size:13px;color:var(--ink-3);line-height:1.7;}
.form-success{display:none;padding:20px;border:1px solid var(--primary-soft);background:var(--primary-soft);border-radius:var(--r-md);font-size:15px;color:var(--primary-dark);line-height:1.7;}
.privacy{margin-top:26px;border-top:1px solid var(--line);padding-top:20px;}
.privacy h3{font-size:15px;color:var(--ink-2);}
.privacy p{margin-top:8px;font-size:13px;color:var(--ink-3);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .16s ease,box-shadow .16s ease;}
.faq-item:hover{border-color:var(--primary-soft);box-shadow:var(--sh-1);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;padding:14px 22px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);}
.faq-q .plus{flex:0 0 auto;width:22px;height:22px;position:relative;transition:transform .2s ease;color:var(--primary);}
.faq-q .plus::before,.faq-q .plus::after{content:"";position:absolute;background:currentColor;border-radius:2px;top:50%;left:50%;}
.faq-q .plus::before{width:14px;height:2px;transform:translate(-50%,-50%);}
.faq-q .plus::after{width:2px;height:14px;transform:translate(-50%,-50%);}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s ease;}
.faq-a p{padding:0 22px 20px;font-size:16px;color:var(--ink-2);line-height:1.75;}

/* ---------- CTA 条 ---------- */
.cta-band{background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:48px;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;border:1px solid rgba(255,255,255,.10);border-radius:24px;transform:rotate(12deg);}
.cta-band h2{color:#fff;font-size:26px;}
.cta-band p{margin-top:10px;font-size:16px;color:rgba(255,255,255,.76);line-height:1.7;max-width:620px;}
.cta-band .btn-group{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;}

/* ---------- 弹层 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(22,33,31,.45);display:none;align-items:center;justify-content:center;padding:24px;z-index:120;}
.modal-mask.show{display:flex;}
.modal{width:560px;max-width:100%;max-height:90vh;overflow-y:auto;background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--sh-3);padding:32px;position:relative;}
.modal h3{font-size:22px;}
.modal > p{margin-top:10px;font-size:15px;color:var(--ink-2);}
.modal .modal-close{position:absolute;right:12px;top:12px;width:40px;height:40px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;color:var(--ink-3);}
.modal .modal-close:hover{background:var(--bg);color:var(--ink);}
.modal form{margin-top:22px;}

/* ---------- 页脚 ---------- */
.site-footer{background:#F1F3F0;border-top:1px solid var(--line);padding-top:64px;margin-top:var(--section-gap);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--ink-2);line-height:1.75;max-width:320px;}
.footer-col h4{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--ink-2);}
.footer-col a:hover{color:var(--primary);}
.footer-col p{font-size:14px;color:var(--ink-2);line-height:1.8;}
.footer-bottom{margin-top:48px;border-top:1px solid var(--line);padding:20px 0 28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--ink-3);}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .container{padding:0 28px;}
  .hero-grid{gap:40px;}
  .solution-grid{grid-template-columns:1fr 1fr;}
  .step-wrap{gap:32px;}
}
@media (max-width:992px){
  :root{--section-gap:72px;}
  .search-form{max-width:420px;}
  .hero-grid{grid-template-columns:1fr;min-height:0;gap:32px;}
  .hero-media img{height:320px;}
  .solution-grid{grid-template-columns:1fr;}
  .solution-cols{grid-template-columns:1fr 1fr;}
  .step-wrap{grid-template-columns:1fr;}
  .step-wrap img{height:280px;}
  .form-wrap{grid-template-columns:1fr;gap:32px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{grid-template-columns:1fr;padding:36px;}
}
@media (max-width:768px){
  :root{--section-gap:56px;}
  .container{padding:0 20px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  .header-main{gap:12px;flex-wrap:wrap;}
  .nav-toggle{display:flex;}
  .mobile-search-toggle{display:flex;}
  .header-actions .btn-primary{display:none;}
  .search-form{order:3;flex-basis:100%;max-width:none;display:none;margin:0;}
  .site-header.search-open .search-form{display:block;margin-top:4px;}
  .header-actions{margin-left:auto;}
  .pill-wrap{padding-top:8px;padding-bottom:8px;}
  .hero{padding:36px 0 56px;}
  .hero-media img{height:220px;}
  .hero-badge{left:12px;bottom:12px;padding:10px 14px;}
  .hero-cta .btn{flex:1 1 auto;}
  .pain-grid{grid-template-columns:1fr;gap:0;}
  .solution-wide{grid-template-columns:1fr;padding:20px;}
  .solution-wide img{min-height:180px;height:180px;}
  .solution-cols{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .modal{padding:24px;border-radius:var(--r-md);}
  .cta-band{padding:28px;border-radius:var(--r-md);}
  .cta-band .btn{width:100%;}
}
@media (max-width:480px){
  h1{font-size:26px;}
  .logo-text{font-size:17px;}
  .hero-points li{font-size:13px;padding:6px 12px;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-num{font-size:32px;}
  .card,.news-card,.stat-card{padding:20px;}
  .form-card{padding:20px;}
  .faq-q{font-size:16px;padding:12px 16px;}
  .faq-a p{padding:0 16px 18px;}
}

/* roulang page: article */
:root{
  --primary:#0E7A66;
  --primary-dark:#0A5A4C;
  --primary-light:#E6F2EE;
  --accent:#E08B2A;
  --accent-light:#FDF1DF;
  --ink:#16211F;
  --ink-2:#3E4C48;
  --ink-3:#6E7B77;
  --line:#E3E7E4;
  --bg:#F7F8F6;
  --surface:#FFFFFF;
  --success:#1F8A5B;
  --warn:#C97A0F;
  --danger:#C2433A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 8px 24px rgba(22,33,31,.10);
  --sh-3:0 24px 64px rgba(22,33,31,.18);
  --t:160ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--bg);
}
img{max-width:100%;display:block;background:#EEF1EE;}
a{color:inherit;text-decoration:none;transition:color var(--t),background var(--t),border-color var(--t);}
a:hover{color:var(--primary-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--primary-light);outline-offset:2px;}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(22,33,31,.04);
}
.header-top{
  display:flex;align-items:center;gap:24px;
  min-height:78px;
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--primary);color:#fff;
  display:grid;place-items:center;
  font-size:15px;font-weight:700;letter-spacing:.5px;
}
.logo-text{font-size:19px;font-weight:700;letter-spacing:.5px;color:var(--ink);}
.search-box{
  flex:1;max-width:580px;height:48px;
  display:flex;align-items:center;gap:10px;
  padding:0 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color var(--t),box-shadow var(--t);
}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);}
.search-box svg{flex:none;color:var(--ink-3);}
.search-box input{
  flex:1;min-width:0;height:44px;border:0;background:transparent;
  font-size:15px;color:var(--ink);outline:none;
}
.search-box input::placeholder{color:var(--ink-3);}
.search-close{
  display:none;align-items:center;justify-content:center;
  width:28px;height:28px;flex:none;border:0;border-radius:50%;
  background:var(--primary-light);color:var(--primary);
  font-size:16px;line-height:1;cursor:pointer;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-md);
  background:#fff;color:var(--ink-2);cursor:pointer;
}
.search-toggle:hover{border-color:var(--primary-light);color:var(--primary);}

.pill-nav{border-top:1px solid var(--line);background:#fff;}
.pill-wrap{
  display:flex;gap:10px;overflow-x:auto;
  padding:12px 32px;
  scrollbar-width:none;
}
.pill-wrap::-webkit-scrollbar{display:none;}
.pill{
  flex:none;padding:8px 18px;border-radius:999px;
  font-size:14px;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);
  white-space:nowrap;
}
.pill:hover{color:var(--primary);background:var(--primary-light);border-color:transparent;}
.pill.active{color:var(--primary);background:var(--primary-light);border-color:transparent;font-weight:600;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-md);
  font-size:14px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background var(--t),color var(--t),transform var(--t),box-shadow var(--t);
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{background:var(--primary);transform:none;}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-dark);}
.btn-sm{height:40px;padding:0 18px;font-size:13px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--primary);
}
.link-arrow svg{transition:transform var(--t);}
.link-arrow:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:3px;}
.link-arrow:hover svg{transform:translateX(3px);}

/* ============ 面包屑 ============ */
.crumb-bar{padding:24px 0 0;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-3);
}
.breadcrumb a{color:var(--ink-3);}
.breadcrumb a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{
  color:var(--ink-2);
  max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ============ 文章布局 ============ */
.article-layout{
  display:grid;
  grid-template-columns:220px minmax(0,860px);
  justify-content:center;
  gap:56px;
  align-items:start;
  padding:28px 0 96px;
}
.toc-side{position:relative;height:100%;}
.toc-card{
  position:sticky;top:148px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--sh-1);
}
.toc-title{font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:12px;}
.toc-list{display:flex;flex-direction:column;}
.toc-list a{
  display:block;font-size:14px;line-height:1.6;color:var(--ink-3);
  padding:7px 0 7px 12px;border-left:2px solid var(--line);
}
.toc-list a:hover{color:var(--primary);border-left-color:var(--primary);}

.article-main{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:48px 56px;box-shadow:var(--sh-1);
}
.article-head{padding-bottom:24px;border-bottom:1px solid var(--line);}
.tag{
  display:inline-block;padding:4px 10px;border-radius:var(--r-sm);
  background:var(--primary-light);color:var(--primary);
  font-size:12px;font-weight:600;letter-spacing:.2px;
}
.article-head h1{
  font-size:40px;font-weight:700;line-height:1.3;
  margin:16px 0 20px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--ink-3);
}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}

/* ============ 正文排版 ============ */
.article-body{max-width:740px;font-size:16px;line-height:1.75;color:var(--ink-2);padding-top:32px;}
.article-body p{margin:0 0 1em;}
.article-body h1{font-size:26px;font-weight:700;margin:1.6em 0 .6em;}
.article-body h2{
  font-size:24px;font-weight:600;color:var(--ink);
  margin:2.2em 0 .8em;padding-left:14px;border-left:3px solid var(--primary);
}
.article-body h3{font-size:19px;font-weight:600;color:var(--ink);margin:1.8em 0 .6em;}
.article-body h4{font-size:17px;font-weight:600;color:var(--ink);margin:1.6em 0 .5em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--primary-dark);}
.article-body strong{color:var(--ink);font-weight:600;}
.article-body img{border-radius:var(--r-md);margin:1.5em 0;}
.article-body blockquote{
  margin:1.5em 0;padding:16px 20px;
  background:var(--primary-light);
  border-left:3px solid var(--primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--ink-2);font-size:15px;
}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.5em 0;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--bg);color:var(--ink);font-weight:600;}
.article-body pre{
  background:#F1F3F0;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:16px;overflow-x:auto;font-size:14px;line-height:1.6;
}
.article-body code{font-size:14px;background:#F1F3F0;border-radius:4px;padding:2px 6px;}
.article-body pre code{background:none;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}

/* ============ 空态 ============ */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-md);
  background:var(--bg);
  padding:64px 24px;text-align:center;
}
.empty-state svg{color:var(--ink-3);margin:0 auto 16px;}
.empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:20px;}

/* ============ 标签区 ============ */
.article-tags{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
}
.tag-label{font-size:13px;color:var(--ink-3);}
.tag-pill{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
}
.tag-pill:hover{background:var(--primary-light);border-color:transparent;color:var(--primary);}

/* ============ 延伸阅读 ============ */
.related{margin-top:44px;}
.related h2{font-size:20px;font-weight:600;margin-bottom:20px;}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.related-card{
  display:block;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.related-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--primary-light);}
.related-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.rc-body{padding:20px;}
.rc-body h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.related-card:hover .rc-body h3{color:var(--primary);}
.rc-body p{font-size:14px;line-height:1.7;color:var(--ink-3);}

/* ============ 文章底部动作 ============ */
.article-foot-actions{
  margin-top:36px;padding-top:28px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#C9D3D0;margin-top:8px;padding:64px 0 0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:48px;
}
.site-footer .logo-mark{background:var(--primary);}
.site-footer .logo-text{color:#fff;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:#9FAEAA;max-width:320px;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:#9FAEAA;}
.footer-col a:hover{color:#fff;}
.footer-col p{font-size:14px;line-height:1.9;color:#9FAEAA;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;
  font-size:13px;color:#8B9A96;
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .article-layout{grid-template-columns:minmax(0,860px);gap:0;}
  .toc-side{display:none;}
}
@media (max-width:992px){
  .container{padding:0 24px;}
  .pill-wrap{padding:12px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .article-main{padding:36px 32px;}
  .article-head h1{font-size:32px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .pill-wrap{padding:10px 20px;}
  .header-top{flex-wrap:wrap;row-gap:12px;min-height:auto;padding:14px 0;}
  .search-toggle{display:inline-flex;}
  .search-box{
    display:none;order:3;flex:0 0 100%;max-width:none;height:44px;
    border-radius:var(--r-md);background:var(--primary-light);border-color:transparent;
  }
  .site-header.search-open .search-box{display:flex;}
  .search-box input{height:40px;}
  .search-close{display:inline-flex;}
  .header-actions .btn-sm{display:none;}
  .article-layout{padding:20px 0 64px;}
  .article-main{padding:28px 20px;border-radius:var(--r-md);}
  .article-head h1{font-size:28px;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-brand p{max-width:none;}
}
@media (max-width:480px){
  .logo-text{font-size:17px;}
  .logo-mark{width:34px;height:34px;font-size:13px;}
  .article-head h1{font-size:26px;}
  .article-body h2{font-size:21px;}
  .article-foot-actions .btn{width:100%;}
  .breadcrumb .current{max-width:30ch;}
}

/* roulang page: category1 */
:root{
  --primary:#0E7A66;
  --primary-dark:#0A5A4C;
  --primary-light:#E6F2EE;
  --accent:#E08B2A;
  --accent-light:#FDF1DF;
  --ink:#16211F;
  --ink-2:#3E4C48;
  --ink-3:#6E7B77;
  --line:#E3E7E4;
  --bg:#F7F8F6;
  --surface:#FFFFFF;
  --success:#1F8A5B;
  --warn:#C97A0F;
  --danger:#C2433A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 8px 24px rgba(22,33,31,.10);
  --sh-3:0 24px 64px rgba(22,33,31,.18);
  --ease:160ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;background:#EEF1EE;}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),text-decoration-color var(--ease);}
a:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:600;color:var(--ink);}
h1{font-size:40px;font-weight:700;}
h2{font-size:28px;}
h3{font-size:20px;}
h4{font-size:17px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.scrolled{box-shadow:var(--sh-1);}
.header-top{
  display:flex;align-items:center;gap:24px;
  min-height:76px;
}
.logo{display:flex;align-items:center;gap:10px;flex:none;color:var(--ink);}
.logo:hover{color:var(--ink);text-decoration:none;}
.logo-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;letter-spacing:.5px;
  flex:none;
}
.logo-text{font-weight:700;font-size:19px;letter-spacing:.5px;white-space:nowrap;}
.search-box{
  position:relative;flex:1;max-width:580px;margin:0 auto;
  display:flex;align-items:center;
  background:var(--primary-light);
  border:1px solid var(--line);
  border-radius:999px;
  height:48px;
  padding:0 20px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-box:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px var(--primary-light);
  background:var(--surface);
}
.search-box svg{flex:none;width:20px;height:20px;color:var(--ink-3);margin-right:10px;}
.search-box input{
  flex:1;border:0;background:transparent;height:100%;
  font-size:15px;color:var(--ink);outline:none;min-width:0;
}
.search-box input::placeholder{color:var(--ink-3);}
.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto;}
.search-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;cursor:pointer;color:var(--ink-2);
}
.search-toggle:hover{border-color:var(--primary-light);background:var(--primary-light);color:var(--primary);}
.search-toggle svg{width:20px;height:20px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-md);
  font-size:14px;font-weight:600;cursor:pointer;
  border:1px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);text-decoration:none;}
.btn-primary:active{background:var(--primary);transform:none;}
.btn-secondary{background:var(--surface);color:var(--primary);border-color:var(--primary);}
.btn-secondary:hover{background:var(--primary-light);color:var(--primary-dark);text-decoration:none;}
.btn[disabled],.btn.is-disabled{background:#EEF1EE;color:var(--ink-3);border-color:var(--line);cursor:not-allowed;opacity:.7;transform:none;}

.pill-nav{border-top:1px solid var(--line);background:var(--surface);}
.pill-wrap{
  display:flex;align-items:center;gap:10px;
  padding-top:10px;padding-bottom:10px;
  overflow-x:auto;scrollbar-width:none;
}
.pill-wrap::-webkit-scrollbar{display:none;}
.pill{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;
  border-radius:999px;border:1px solid var(--line);
  font-size:14px;color:var(--ink-2);background:var(--surface);
  white-space:nowrap;transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.pill:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary-light);text-decoration:none;}
.pill.active{background:var(--primary-light);color:var(--primary);border-color:var(--primary-light);font-weight:600;}

/* ---------- breadcrumb & cat hero ---------- */
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--ink-3);
  padding:24px 0 0;
}
.breadcrumb a{color:var(--ink-3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .current{color:var(--ink-2);}

.cat-hero{padding-bottom:8px;background:var(--surface);border-bottom:1px solid var(--line);}
.cat-hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
  padding:32px 0 56px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--primary);
  background:var(--primary-light);border-radius:var(--r-sm);
  padding:5px 12px;margin-bottom:18px;
}
.cat-hero h1{margin-bottom:16px;}
.lead{font-size:18px;line-height:1.7;color:var(--ink-2);max-width:640px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--ink-2);
  border:1px solid var(--line);background:var(--surface);
  border-radius:999px;padding:6px 14px;
}
.chip::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--accent);}
.cat-hero-media{margin:0;}
.cat-hero-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-lg);border:1px solid var(--line);
}
.guide-block{
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:28px 32px;
  margin-bottom:56px;
}
.guide-block h2{font-size:20px;margin-bottom:12px;color:var(--primary-dark);}
.guide-block p{color:var(--ink-2);max-width:900px;}

/* ---------- sections ---------- */
.section{padding:88px 0;}
.section.alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--ink-2);}

/* ---------- module list ---------- */
.module-list{display:flex;flex-direction:column;gap:24px;}
.module-item{
  display:grid;grid-template-columns:340px 1fr;gap:32px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px;
  box-shadow:var(--sh-1);
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.module-item:hover{border-color:var(--primary-light);box-shadow:var(--sh-2);transform:translateY(-2px);}
.module-media{margin:0;}
.module-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-sm);
}
.module-body{display:flex;flex-direction:column;gap:12px;}
.tag{
  align-self:flex-start;
  font-size:12px;font-weight:600;color:var(--primary);
  background:var(--primary-light);border-radius:var(--r-sm);
  padding:4px 10px;
}
.module-body h3{font-size:20px;}
.module-body p{color:var(--ink-2);}
.mini-list{display:flex;flex-direction:column;gap:8px;}
.mini-list li{
  position:relative;padding-left:20px;font-size:14px;color:var(--ink-2);
}
.mini-list li::before{
  content:"";position:absolute;left:0;top:8px;
  width:10px;height:2px;background:var(--accent);border-radius:2px;
}
.meta-row{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);margin-top:auto;padding-top:8px;
}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}

/* ---------- steps ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  counter-reset:step;
}
.step{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px;
  position:relative;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.step:hover{border-color:var(--primary-light);box-shadow:var(--sh-2);transform:translateY(-2px);}
.step::before{
  counter-increment:step;
  content:"0" counter(step);
  display:block;
  font-size:13px;font-weight:700;color:var(--accent);
  letter-spacing:1px;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;margin-bottom:10px;}
.step p{font-size:14px;color:var(--ink-2);}

/* ---------- stats ---------- */
.stats-band{
  background:var(--accent-light);
  border:1px solid #F3DFC0;
  border-radius:var(--r-lg);
  padding:40px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.stat-card{text-align:left;}
.stat-num{
  font-size:40px;font-weight:700;color:var(--primary-dark);line-height:1.1;
  font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
}
.stat-num span{font-size:18px;font-weight:600;color:var(--accent);margin-left:4px;}
.stat-card p{margin-top:10px;font-size:14px;color:var(--ink-2);}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:var(--primary-light);box-shadow:var(--sh-1);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:64px;padding:16px 24px;
  font-size:17px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:22px;line-height:1;color:var(--primary);
  flex:none;transition:transform var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-answer{padding:0 24px 20px;color:var(--ink-2);}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--primary-light);
  border:1px solid #CFE6DF;
  border-radius:var(--r-lg);
  padding:48px;
  display:grid;grid-template-columns:1.4fr .6fr;gap:32px;align-items:center;
}
.cta-band h2{margin-bottom:12px;}
.cta-band p{color:var(--ink-2);max-width:640px;}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:stretch;}
.cta-actions .btn{width:100%;}

/* ---------- footer ---------- */
.site-footer{
  background:#F1F3F0;
  border-top:1px solid var(--line);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;
  padding-bottom:40px;
}
.footer-brand .logo{margin-bottom:14px;}
.footer-brand p{font-size:14px;color:var(--ink-2);max-width:320px;}
.footer-col h4{
  font-size:15px;font-weight:600;margin-bottom:16px;color:var(--ink);
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a,.footer-col p{font-size:14px;color:var(--ink-2);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);
}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:100;display:none;}
.modal.is-open{display:block;}
.modal-mask{position:absolute;inset:0;background:rgba(22,33,31,.45);}
.modal-panel{
  position:relative;z-index:2;
  width:min(560px,calc(100% - 40px));
  max-height:calc(100vh - 80px);
  overflow-y:auto;
  margin:6vh auto 0;
  background:var(--surface);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-3);
  padding:32px;
}
.modal-panel h2{font-size:22px;margin-bottom:8px;}
.modal-sub{font-size:14px;color:var(--ink-2);margin-bottom:20px;}
.modal-close{
  position:absolute;top:16px;right:16px;
  width:40px;height:40px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--surface);
  font-size:20px;line-height:1;color:var(--ink-2);cursor:pointer;
}
.modal-close:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary-light);}

.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px;}
.field label{font-size:14px;font-weight:600;color:var(--ink-2);}
.field .req{color:var(--danger);}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-sm);
  background:var(--surface);color:var(--ink);
  font-size:15px;font-family:inherit;
  padding:0 14px;height:44px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);
}
.field-error{font-size:13px;color:var(--danger);display:none;}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);}
.field.has-error .field-error{display:block;}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink-3);margin-bottom:20px;}
.consent input{margin-top:4px;width:16px;height:16px;accent-color:var(--primary);}
.form-note{font-size:13px;color:var(--ink-3);margin-top:14px;}
.form-success{
  display:none;background:var(--primary-light);border-radius:var(--r-sm);
  padding:14px 16px;font-size:14px;color:var(--primary-dark);margin-bottom:16px;
}
.form-success.is-visible{display:block;}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  h1{font-size:34px;}
  .cat-hero-grid{gap:32px;}
}
@media (max-width:992px){
  .section{padding:64px 0;}
  .cat-hero-grid{grid-template-columns:1fr;padding-bottom:44px;}
  .cat-hero-media{order:-1;}
  .module-item{grid-template-columns:280px 1fr;gap:24px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .stats-band{grid-template-columns:repeat(2,1fr);padding:32px;}
  .cta-band{grid-template-columns:1fr;padding:36px;}
  .cta-actions{flex-direction:row;}
  .cta-actions .btn{width:auto;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  h1{font-size:28px;}
  h2{font-size:22px;}
  .header-top{min-height:66px;gap:12px;}
  .logo-text{font-size:17px;}
  .search-box{display:none;}
  .site-header.search-open .search-box{
    display:flex;position:absolute;left:20px;right:20px;top:calc(100% + 8px);
    max-width:none;margin:0;height:44px;border-radius:var(--r-md);
    background:var(--surface);box-shadow:var(--sh-2);
  }
  .search-toggle{display:inline-flex;}
  .btn{padding:0 18px;}
  .header-actions .btn-primary{display:none;}
  .section{padding:56px 0;}
  .cat-hero-grid{padding-top:24px;}
  .guide-block{padding:22px 20px;margin-bottom:40px;}
  .module-item{grid-template-columns:1fr;gap:20px;padding:20px;}
  .module-media img{aspect-ratio:16/9;}
  .steps{grid-template-columns:1fr;}
  .stats-band{grid-template-columns:1fr 1fr;gap:20px;padding:24px;}
  .stat-num{font-size:32px;}
  .cta-band{padding:28px 22px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .modal-panel{padding:24px 20px;margin-top:4vh;}
}
@media (max-width:480px){
  h1{font-size:26px;}
  .lead{font-size:16px;}
  .hero-tags{gap:8px;}
  .chip{font-size:12px;padding:5px 12px;}
  .stats-band{grid-template-columns:1fr;}
  .stat-num{font-size:30px;}
}

/* roulang page: category2 */
:root{
  --primary:#0E7A66;
  --primary-dark:#0A5A4C;
  --primary-soft:#E6F2EE;
  --primary-bright:#5FC6B0;
  --accent:#E08B2A;
  --accent-soft:#FDF1DF;
  --ink:#16211F;
  --ink-2:#3E4C48;
  --ink-3:#6E7B77;
  --line:#E3E7E4;
  --bg:#F7F8F6;
  --surface:#FFFFFF;
  --success:#1F8A5B;
  --warn:#C97A0F;
  --danger:#C2433A;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 1px 2px rgba(22,33,31,.06);
  --sh-2:0 8px 24px rgba(22,33,31,.10);
  --sh-3:0 24px 64px rgba(22,33,31,.18);
  --container:1200px;
  --ease:160ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-md);background:#EEF1EE;}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);}
a:hover{color:var(--primary-dark);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--primary-soft);outline-offset:2px;border-radius:var(--r-sm);}
.container{max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.5px;color:var(--primary);
  background:var(--primary-soft);border-radius:var(--r-sm);padding:6px 12px;
}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:28px;font-weight:600;line-height:1.4;margin-top:16px;}
.section-head p{margin-top:14px;color:var(--ink-2);max-width:740px;}
.muted{color:var(--ink-3);font-size:14px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 2px rgba(22,33,31,.06);
}
.topbar{display:flex;align-items:center;gap:24px;padding:14px 0;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:14px;letter-spacing:.5px;
}
.logo-text{font-size:18px;font-weight:700;letter-spacing:.5px;color:var(--ink);}
.search-form{position:relative;flex:1 1 auto;max-width:600px;margin:0 auto;}
.search-form .search-icon{
  position:absolute;left:20px;top:50%;transform:translateY(-50%);
  width:20px;height:20px;color:var(--ink-3);pointer-events:none;
}
.search-form input{
  width:100%;height:48px;border:1px solid var(--line);border-radius:999px;
  padding:0 24px 0 52px;background:var(--surface);color:var(--ink);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-form input::placeholder{color:var(--ink-3);}
.search-form input:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,122,102,.16);
}
.search-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-md);
  align-items:center;justify-content:center;color:var(--ink-2);background:var(--surface);
}
.search-close{display:none;}
.header-cta{flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-md);
  font-size:14px;font-weight:600;line-height:1;cursor:pointer;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary);}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);background:var(--primary);}
.btn-ghost{background:var(--surface);color:var(--primary);border:1px solid var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-sm{height:40px;padding:0 18px;font-size:13px;}
.btn[disabled],.btn.is-disabled{background:#EDEFED;color:var(--ink-3);border-color:var(--line);cursor:not-allowed;opacity:.6;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);}
.text-link svg{width:16px;height:16px;transition:transform var(--ease);}
.text-link:hover{color:var(--primary-dark);text-decoration:underline;text-underline-offset:3px;}
.text-link:hover svg{transform:translateX(3px);}

.pill-nav{border-top:1px solid var(--line);background:var(--surface);}
.pill-wrap{display:flex;gap:10px;overflow-x:auto;padding:12px 32px;scrollbar-width:none;}
.pill-wrap::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;height:36px;padding:0 18px;
  border-radius:999px;border:1px solid var(--line);background:var(--surface);
  color:var(--ink-2);font-size:14px;white-space:nowrap;
}
.pill:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);}
.pill.active{background:var(--primary-soft);color:var(--primary);border-color:var(--primary-soft);font-weight:600;}

/* ---------- 面包屑与页头 ---------- */
.crumb{padding:22px 0 0;font-size:13px;color:var(--ink-3);}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{margin:0 8px;color:var(--line);}

.page-head{
  position:relative;overflow:hidden;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  padding:48px 0 56px;
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.06;
  background-image:repeating-linear-gradient(90deg,var(--ink) 0 1px,transparent 1px 44px);
}
.page-head .container{position:relative;z-index:1;}
.page-head h1{font-size:40px;font-weight:700;line-height:1.3;margin-top:18px;}
.page-head .lede{margin-top:16px;font-size:18px;line-height:1.7;color:var(--ink-2);max-width:780px;}
.head-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-sm);
  background:var(--primary-soft);color:var(--primary);font-size:13px;font-weight:600;
}
.chip.accent{background:var(--accent-soft);color:var(--warn);}
.chip.plain{background:var(--bg);color:var(--ink-2);border:1px solid var(--line);}

/* ---------- 筛选胶囊 ---------- */
.filter-bar{
  display:flex;gap:10px;overflow-x:auto;padding:22px 0;border-bottom:1px solid var(--line);
  scrollbar-width:none;
}
.filter-bar::-webkit-scrollbar{display:none;}
.filter-btn{
  flex:0 0 auto;height:38px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink-2);
  font-size:14px;white-space:nowrap;transition:all var(--ease);
}
.filter-btn:hover{border-color:var(--primary);color:var(--primary);}
.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;}

/* ---------- 布局：内容 + 侧栏 ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:32px;align-items:start;}
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.info-card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.info-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--primary-soft);}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EEF1EE;}
.card-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.card-cover .cover-tag{
  position:absolute;left:14px;top:14px;
  background:rgba(255,255,255,.94);color:var(--primary);
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--r-sm);
}
.card-body{display:flex;flex-direction:column;flex:1;padding:24px;}
.card-body h3{font-size:20px;font-weight:600;line-height:1.45;}
.card-body h3 a{color:var(--ink);}
.info-card:hover .card-body h3 a{color:var(--primary);}
.card-body p{margin-top:12px;color:var(--ink-2);font-size:15px;line-height:1.75;}
.card-foot{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--line);font-size:13px;color:var(--ink-3);
}
.card-foot .text-link{font-size:13px;}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{
  font-size:12px;font-weight:600;color:var(--primary);background:var(--primary-soft);
  border-radius:var(--r-sm);padding:4px 10px;
}
.tag.accent{color:var(--warn);background:var(--accent-soft);}

/* ---------- 侧栏 ---------- */
.aside-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);padding:24px;
}
.aside-panel + .aside-panel{margin-top:24px;}
.aside-panel figure{margin:0;}
.aside-panel figure img{aspect-ratio:16/10;width:100%;object-fit:cover;border:1px solid var(--line);}
.aside-panel h3{font-size:17px;font-weight:600;margin-top:18px;}
.aside-panel p{margin-top:10px;font-size:14px;color:var(--ink-2);}
.check-list{margin-top:16px;display:flex;flex-direction:column;gap:12px;}
.check-list li{
  position:relative;padding-left:26px;font-size:14px;line-height:1.7;color:var(--ink-2);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:3px;
  background:var(--primary-soft);border:2px solid var(--primary);
}
.aside-sticky{position:sticky;top:132px;}
.aside-note{
  background:var(--accent-soft);border:1px solid #F1DBB8;border-radius:var(--r-md);
  padding:18px;font-size:14px;color:#7A4E0C;line-height:1.7;
}
.aside-note strong{display:block;font-size:15px;color:var(--warn);margin-bottom:6px;}

/* ---------- 图文说明块 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;}
.split img{border:1px solid var(--line);aspect-ratio:16/10;width:100%;object-fit:cover;}
.split h2{font-size:28px;font-weight:600;line-height:1.4;}
.split p{margin-top:14px;color:var(--ink-2);}
.step-list{margin-top:22px;display:flex;flex-direction:column;gap:16px;}
.step-list li{display:flex;gap:14px;font-size:15px;color:var(--ink-2);}
.step-list .num{
  flex:0 0 auto;width:28px;height:28px;border-radius:var(--r-sm);
  background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);}
.faq-item:hover{border-color:var(--primary-soft);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:0 24px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-q .plus{
  flex:0 0 auto;width:24px;height:24px;position:relative;color:var(--primary);transition:transform var(--ease);
}
.faq-q .plus::before,.faq-q .plus::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.faq-q .plus::before{left:2px;top:11px;width:20px;height:2px;}
.faq-q .plus::after{left:11px;top:2px;width:2px;height:20px;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{display:none;padding:0 24px 22px;color:var(--ink-2);font-size:16px;line-height:1.75;}
.faq-item.open .faq-a{display:block;}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--accent);
  border-radius:var(--r-lg);padding:36px;box-shadow:var(--sh-1);
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;
}
.cta-band h2{font-size:26px;font-weight:600;line-height:1.4;}
.cta-band p{margin-top:12px;color:var(--ink-2);max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#C7D2CF;padding:64px 0 0;margin-top:88px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.site-footer .logo-text{color:#fff;}
.site-footer .logo-mark{background:var(--primary);}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.75;color:#9FB0AC;max-width:320px;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:#9FB0AC;}
.footer-col a:hover{color:var(--primary-bright);}
.footer-col p{font-size:14px;color:#9FB0AC;line-height:1.9;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:18px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:#8B9A96;
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .container{padding:0 28px;}
  .pill-wrap{padding:12px 28px;}
  .layout{grid-template-columns:minmax(0,1fr) 300px;}
}
@media (max-width:992px){
  .section{padding:64px 0;}
  .layout{grid-template-columns:1fr;}
  .aside-sticky{position:static;}
  .aside-area{order:2;}
  .main-area{order:1;}
  .page-head h1{font-size:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .pill-wrap{padding:12px 20px;}
  .header-cta{display:none;}
  .search-toggle{display:inline-flex;}
  .search-form{
    position:absolute;left:20px;right:20px;top:70px;
    display:none;margin:0;max-width:none;background:var(--surface);z-index:60;
  }
  .site-header.search-open .search-form{display:block;}
  .site-header.search-open .search-toggle{position:relative;z-index:61;}
  .site-header.search-open .search-close{display:inline-block;}
  .site-header.search-open .search-open-icon{display:none;}
  .topbar{gap:12px;padding:12px 0;}
  .page-head{padding:36px 0 44px;}
  .page-head h1{font-size:28px;}
  .page-head .lede{font-size:16px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:22px;}
  .split{grid-template-columns:1fr;}
  .split h2{font-size:22px;}
  .card-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:26px;}
  .cta-band h2{font-size:22px;}
  .btn{width:100%;}
  .cta-actions{width:100%;}
  .faq-q{font-size:16px;padding:0 20px;}
  .faq-a{padding:0 20px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:480px){
  .page-head h1{font-size:26px;line-height:1.35;}
  .section-head h2{font-size:21px;}
  .card-body{padding:20px;}
  .card-body h3{font-size:18px;}
  .aside-panel{padding:20px;}
}