/* roulang page: index */
:root{
  --primary-700:#0F4C74;
  --primary-600:#145E8E;
  --primary-500:#1C76AE;
  --primary-100:#DCEDF8;
  --primary-050:#F0F7FC;
  --accent-600:#D2762A;
  --accent-500:#E88A33;
  --accent-100:#FDEFE0;
  --teal-600:#1F8A7A;
  --teal-100:#E4F4F1;
  --warn-600:#C4553B;
  --ink-900:#0F1B24;
  --ink-700:#33475A;
  --ink-500:#5A7186;
  --line:#E1E8EF;
  --bg:#F6F9FC;
  --surface:#FFFFFF;
  --r-sm:8px;
  --r-md:10px;
  --r-lg:14px;
  --r-xl:20px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,44,66,.06);
  --shadow-md:0 6px 18px rgba(15,44,66,.08);
  --shadow-lg:0 16px 40px rgba(15,44,66,.10);
  --rail-w:232px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"Inter","Helvetica Neue",Arial,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(--ink-700);background:var(--bg);-webkit-font-smoothing:antialiased;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .18s ease-out;}
button{font:inherit;border:0;background:none;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-0.01em;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary-500);outline-offset:2px;border-radius:4px;}

/* ---------- 布局骨架 ---------- */
.shell{margin-left:var(--rail-w);min-height:100vh;display:flex;flex-direction:column;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
main{flex:1;}

/* ---------- 左侧竖向导航 ---------- */
.rail{position:fixed;left:0;top:0;bottom:0;width:var(--rail-w);background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:24px 16px 20px;z-index:60;overflow-y:auto;}
.rail-brand{display:flex;align-items:center;gap:10px;padding:0 8px 20px;border-bottom:1px solid var(--line);}
.rail-mark{flex:0 0 auto;width:36px;height:36px;border-radius:var(--r-md);background:var(--primary-700);display:flex;align-items:center;justify-content:center;}
.rail-mark svg{display:block;}
.rail-word{font-size:17px;font-weight:700;color:var(--ink-900);line-height:1.25;}
.rail-word small{display:block;font-size:11px;font-weight:500;color:var(--ink-500);letter-spacing:.02em;}
.rail-group{padding:20px 0 0;}
.rail-group-title{font-size:11px;font-weight:600;color:var(--ink-500);padding:0 8px 8px;letter-spacing:.06em;}
.rail-link{position:relative;display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r-sm);color:var(--ink-700);font-size:14.5px;font-weight:500;line-height:1.4;transition:background .18s ease-out,color .18s ease-out;}
.rail-link:hover{background:var(--primary-050);color:var(--primary-700);}
.rail-link:hover .rail-ico{color:var(--primary-600);}
.rail-link.is-active{background:var(--primary-100);color:var(--primary-700);font-weight:600;}
.rail-link.is-active .rail-ico{color:var(--primary-700);}
.rail-ico{flex:0 0 auto;width:20px;height:20px;color:var(--ink-500);display:flex;align-items:center;justify-content:center;transition:color .18s ease-out;}
.rail-ico svg{display:block;}
.rail-anchor{display:block;padding:6px 10px;font-size:13.5px;color:var(--ink-500);border-radius:var(--r-sm);transition:color .18s ease-out,background .18s ease-out;}
.rail-anchor:hover{color:var(--primary-600);background:var(--primary-050);}
.rail-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);}
.rail-note{font-size:12px;color:var(--ink-500);line-height:1.6;padding:10px 8px 0;}

/* ---------- 移动端顶栏 ---------- */
.topbar{display:none;position:sticky;top:0;z-index:70;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;}
.topbar-brand{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--ink-900);}
.topbar-mark{width:30px;height:30px;border-radius:var(--r-sm);background:var(--primary-700);display:flex;align-items:center;justify-content:center;}
.burger{width:42px;height:42px;border-radius:var(--r-sm);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-700);}
.burger:hover{background:var(--primary-050);border-color:var(--primary-100);color:var(--primary-700);}
.drawer{position:fixed;top:0;right:0;bottom:0;width:280px;max-width:86vw;background:var(--surface);z-index:90;transform:translateX(100%);transition:transform .24s ease-out;display:flex;flex-direction:column;padding:20px 18px;overflow-y:auto;}
.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-title{font-size:15px;font-weight:700;color:var(--ink-900);}
.drawer-close{width:36px;height:36px;border-radius:var(--r-sm);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-700);}
.drawer-close:hover{background:var(--primary-050);}
.drawer-nav{padding-top:16px;display:flex;flex-direction:column;gap:4px;}
.drawer-link{display:flex;align-items:center;justify-content:space-between;padding:12px 12px;border-radius:var(--r-sm);font-size:15px;color:var(--ink-700);}
.drawer-link:hover{background:var(--primary-050);color:var(--primary-700);}
.drawer-link.is-active{background:var(--primary-100);color:var(--primary-700);font-weight:600;}
.drawer-mask{position:fixed;inset:0;background:rgba(15,27,36,.45);z-index:80;opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s ease-out;}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--r-md);font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;white-space:nowrap;}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--accent-600);box-shadow:var(--shadow-md);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{background:var(--surface);color:var(--ink-700);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050);}
.btn-lg{height:52px;padding:0 30px;font-size:16px;}
.btn-block{width:100%;}
.btn:disabled,.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--primary-600);font-size:14.5px;font-weight:600;}
.btn-text svg{transition:transform .18s ease-out;}
.btn-text:hover{color:var(--accent-600);}
.btn-text:hover svg{transform:translateX(3px);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-outline-light:hover{background:#fff;color:var(--primary-700);border-color:#fff;}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:5px;height:25px;padding:0 11px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;line-height:1;}
.badge-cat{background:var(--primary-100);color:var(--primary-700);}
.badge-hot{background:var(--accent-100);color:var(--accent-600);}
.badge-ok{background:var(--teal-100);color:var(--teal-600);}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--surface);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{font-size:30px;line-height:1.35;}
.section-sub{margin-top:10px;font-size:15px;color:var(--ink-500);line-height:1.75;max-width:720px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--primary-600);margin-bottom:12px;}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--primary-500);display:block;}

/* ---------- Hero ---------- */
.hero{position:relative;background:linear-gradient(180deg,var(--primary-050) 0%,#FFFFFF 100%);padding:88px 0 96px;overflow:hidden;}
.hero::after{content:"";position:absolute;right:-40px;top:40px;width:280px;height:280px;border:1px solid rgba(15,76,116,.08);border-radius:50%;pointer-events:none;}
.hero-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;position:relative;z-index:1;}
.hero-copy{grid-column:span 6;}
.hero h1{font-size:clamp(30px,3.4vw,46px);line-height:1.25;margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--primary-700);}
.hero-lead{font-size:17px;color:var(--ink-700);margin-bottom:28px;max-width:520px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:40px;margin-top:40px;padding-top:28px;border-top:1px solid var(--line);flex-wrap:wrap;}
.hero-stat b{display:block;font-family:var(--font-num);font-size:28px;font-weight:700;color:var(--primary-600);line-height:1.2;}
.hero-stat span{display:block;font-size:13px;color:var(--ink-500);margin-top:4px;}
.hero-media{grid-column:span 6;position:relative;}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-xl);box-shadow:var(--shadow-lg);}
.hero-media::before{content:"";position:absolute;inset:0;background:rgba(240,247,252,.10);border-radius:var(--r-xl);pointer-events:none;}

/* ---------- 权益对比表 ---------- */
.compare-head{max-width:820px;}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);box-shadow:var(--shadow-sm);scrollbar-width:none;}
.table-wrap::-webkit-scrollbar{display:none;}
table.compare{width:100%;border-collapse:collapse;min-width:720px;}
table.compare th,table.compare td{padding:16px 20px;text-align:center;font-size:15px;border-bottom:1px solid var(--line);}
table.compare thead th{background:var(--primary-050);color:var(--primary-700);font-weight:600;font-size:14.5px;}
table.compare thead th:first-child{text-align:left;}
table.compare tbody td:first-child{text-align:left;color:var(--ink-700);font-weight:500;}
table.compare tbody tr:hover{background:rgba(240,247,252,.6);}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare th.is-star,table.compare td.is-star{background:var(--primary-100);}
table.compare .tier-name{display:block;font-weight:700;color:var(--primary-700);font-size:15px;}
table.compare .tier-price{display:block;font-size:12.5px;color:var(--ink-500);font-weight:500;margin-top:2px;}
.ico-check{color:var(--teal-600);display:inline-block;vertical-align:middle;}
.ico-dash{color:var(--ink-500);font-weight:600;}
.compare-cards{display:none;}

/* ---------- 等级亮点 ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;}
.tier-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-sm);transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;display:flex;flex-direction:column;}
.tier-card:hover{border-color:var(--primary-100);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.tier-card h3{font-size:21px;line-height:1.45;margin-bottom:6px;}
.tier-price{margin:8px 0 18px;display:flex;align-items:baseline;gap:6px;}
.tier-price b{font-family:var(--font-num);font-size:30px;font-weight:700;color:var(--accent-600);line-height:1;}
.tier-price span{font-size:13px;color:var(--ink-500);}
.tier-list{display:flex;flex-direction:column;gap:12px;margin-bottom:24px;}
.tier-list li{display:flex;gap:9px;font-size:14.5px;color:var(--ink-700);line-height:1.6;}
.tier-list li svg{flex:0 0 auto;margin-top:4px;}
.tier-card .btn{margin-top:auto;}
.tier-card.is-featured{border:1.5px solid var(--primary-500);box-shadow:var(--shadow-lg);transform:translateY(-8px);}
.tier-card.is-featured:hover{transform:translateY(-10px);}
.tier-flag{position:absolute;top:16px;right:16px;}

/* ---------- 专属内容预览 ---------- */
.exclusive-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.ex-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;}
.ex-card:hover{border-color:var(--primary-100);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.ex-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.ex-thumb img{width:100%;height:100%;object-fit:cover;}
.ex-lock{position:absolute;inset:0;background:rgba(15,76,116,.55);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#fff;font-size:13px;transition:background .18s ease-out;}
.ex-card:hover .ex-lock{background:rgba(15,76,116,.35);}
.ex-body{padding:20px 22px 22px;}
.ex-body h3{font-size:19px;line-height:1.45;margin:12px 0 10px;}
.ex-body p{font-size:14.5px;color:var(--ink-500);line-height:1.75;}

/* ---------- 最新信息（CMS 列表） ---------- */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;}
.post-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out;}
.post-card:hover{border-color:var(--primary-100);box-shadow:var(--shadow-md);transform:translateY(-2px);}
.post-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--primary-050);}
.post-thumb img{width:100%;height:100%;object-fit:cover;}
.post-thumb-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--primary-500);background:var(--primary-050);}
.post-body{padding:20px 22px 18px;display:flex;flex-direction:column;flex:1;}
.post-body h3{font-size:18px;line-height:1.5;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body h3 a:hover{color:var(--primary-600);}
.post-body p{font-size:14px;color:var(--ink-500);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.post-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-500);border-top:1px solid var(--line);margin-top:20px;}
.post-foot time{font-family:var(--font-num);}
.empty-state{grid-column:1/-1;background:var(--surface);border:1px dashed var(--line);border-radius:var(--r-lg);padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px;}
.empty-state svg{color:var(--primary-500);}
.empty-state p{font-size:15px;color:var(--ink-500);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;font-size:18px;font-weight:600;color:var(--ink-900);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-sign{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--primary-600);transition:transform .18s ease-out,border-color .18s ease-out;}
.faq-item[open] .faq-sign{transform:rotate(180deg);border-color:var(--primary-100);}
.faq-item[open] summary{color:var(--primary-700);}
.faq-body{padding:0 24px 20px;background:var(--primary-050);border-radius:var(--r-md);margin-bottom:16px;}
.faq-body p{font-size:15px;color:var(--ink-700);line-height:1.8;padding-top:16px;}

/* ---------- CTA ---------- */
.cta{background:linear-gradient(90deg,var(--primary-700) 0%,var(--primary-600) 100%);padding:88px 0;}
.cta-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;}
.cta h2{color:#fff;font-size:30px;line-height:1.35;}
.cta p{color:rgba(255,255,255,.82);font-size:15.5px;margin-top:14px;max-width:560px;}
.cta-actions{display:flex;gap:14px;justify-content:flex-end;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.footer{background:var(--surface);border-top:1px solid var(--line);padding:64px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-mark{width:34px;height:34px;border-radius:var(--r-md);background:var(--primary-700);display:flex;align-items:center;justify-content:center;}
.footer-brand strong{font-size:16px;color:var(--ink-900);font-weight:700;}
.footer-desc{font-size:14px;color:var(--ink-500);line-height:1.8;max-width:320px;}
.footer h4{font-size:14px;color:var(--ink-900);margin-bottom:16px;font-weight:600;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:var(--ink-500);}
.footer-links a:hover{color:var(--primary-600);text-decoration:underline;}
.footer-qr{width:88px;height:88px;border:1px solid var(--line);border-radius:var(--r-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--ink-500);font-size:11px;background:var(--primary-050);}
.footer-bottom{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--ink-500);}

/* ---------- 断点 ---------- */
@media (max-width:1279px){
  :root{--rail-w:72px;}
  .rail{padding:20px 10px;overflow:visible;}
  .rail-brand{flex-direction:column;gap:8px;padding:0 0 16px;text-align:center;}
  .rail-word{font-size:11px;word-break:break-all;line-height:1.25;}
  .rail-word small{font-size:10px;}
  .rail-link{justify-content:center;padding:11px 0;}
  .rail-link .rail-txt{position:absolute;left:calc(100% + 10px);top:50%;transform:translateY(-50%);background:var(--ink-900);color:#fff;padding:6px 12px;border-radius:var(--r-sm);font-size:13px;white-space:nowrap;opacity:0;visibility:hidden;transition:opacity .18s ease-out,visibility .18s ease-out;z-index:80;}
  .rail-link:hover .rail-txt{opacity:1;visibility:visible;}
  .rail-group-title,.rail-anchor,.rail-note{display:none;}
  .rail-foot .btn span{display:none;}
  .rail-foot .btn{padding:0 10px;width:100%;}
}
@media (max-width:1023px){
  .shell{margin-left:0;}
  .rail{display:none;}
  .topbar{display:flex;}
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-copy,.hero-media{grid-column:1/-1;}
  .hero-media{order:-1;}
  .section{padding:72px 0;}
  .cta-grid{grid-template-columns:1fr;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .section{padding:64px 0;}
  .section-head h2{font-size:24px;}
  .hero h1{font-size:30px;}
  .hero-stats{gap:28px;}
  .exclusive-grid{grid-template-columns:1fr;}
  .table-wrap{display:none;}
  .compare-cards{display:grid;grid-template-columns:1fr;gap:16px;}
  .cmp-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow-sm);}
  .cmp-card.is-star{border:1.5px solid var(--primary-500);box-shadow:var(--shadow-md);}
  .cmp-card h3{font-size:19px;margin-bottom:4px;}
  .cmp-card .cmp-price{font-size:13px;color:var(--ink-500);margin-bottom:14px;}
  .cmp-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-top:1px solid var(--line);font-size:14.5px;}
  .cmp-row span:first-child{color:var(--ink-700);}
  .tier-card.is-featured{transform:none;}
  .tier-card.is-featured:hover{transform:translateY(-2px);}
  .footer-grid{grid-template-columns:1fr;}
  .faq-item summary{font-size:16.5px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .hero-actions .btn,.cta-actions .btn{width:100%;}
  .hero-stats{gap:20px;}
  .hero-stat b{font-size:24px;}
  .section-head{margin-bottom:28px;}
}

/* roulang page: category1 */
:root{
  --primary-700:#0F4C74;
  --primary-600:#145E8E;
  --primary-500:#1C76AE;
  --primary-100:#DCEDF8;
  --primary-050:#F0F7FC;
  --accent-600:#D2762A;
  --accent-500:#E88A33;
  --accent-100:#FDEFE0;
  --teal-600:#1F8A7A;
  --teal-100:#E4F4F1;
  --warn-600:#C4553B;
  --ink-900:#0F1B24;
  --ink-700:#33475A;
  --ink-500:#5A7186;
  --line:#E1E8EF;
  --bg:#F6F9FC;
  --surface:#FFFFFF;
  --r-sm:8px;
  --r-md:10px;
  --r-lg:14px;
  --r-xl:20px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,44,66,.06);
  --shadow-md:0 6px 18px rgba(15,44,66,.08);
  --shadow-lg:0 16px 40px rgba(15,44,66,.10);
  --rail-w:232px;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  --font-num:"Inter","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
time{font-family:var(--font-num)}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--primary-500);
  outline-offset:2px;
  border-radius:4px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 左侧竖向导航 ============ */
.rail{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--rail-w);
  background:var(--surface);
  border-right:1px solid var(--line);
  padding:24px 16px 24px;
  display:flex;
  flex-direction:column;
  gap:24px;
  overflow-y:auto;
  z-index:50;
}
.rail-brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:4px 8px 16px;
  border-bottom:1px solid var(--line);
}
.rail-mark{
  width:34px;height:34px;flex:none;
  border-radius:var(--r-md);
  background:linear-gradient(135deg,var(--primary-600),var(--primary-500));
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-sm);
}
.rail-word{
  display:flex;flex-direction:column;
  font-size:15px;font-weight:700;color:var(--ink-900);
  line-height:1.3;letter-spacing:-.01em;
}
.rail-word small{
  font-size:12px;font-weight:400;color:var(--ink-500);
  margin-top:4px;letter-spacing:0;
}
.rail-group{display:flex;flex-direction:column;gap:4px}
.rail-group-title{
  font-size:12px;font-weight:600;color:var(--ink-500);
  padding:0 10px 8px;letter-spacing:.06em;
}
.rail-link{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;
  border-radius:var(--r-md);
  font-size:14.5px;color:var(--ink-700);
  border:1px solid transparent;
  transition:background .18s ease,border-color .18s ease,color .18s ease;
}
.rail-link .rail-ico{
  width:20px;height:20px;flex:none;
  display:flex;align-items:center;justify-content:center;
  color:var(--ink-500);
}
.rail-link:hover{background:var(--primary-050);color:var(--primary-700)}
.rail-link:hover .rail-ico{color:var(--primary-600)}
.rail-link.is-active{
  background:var(--primary-100);
  color:var(--primary-700);
  font-weight:600;
  border-color:#C6DFF1;
}
.rail-link.is-active .rail-ico{color:var(--primary-700)}
.rail-anchor{
  display:block;
  padding:8px 12px;
  font-size:13.5px;
  color:var(--ink-500);
  border-left:2px solid var(--line);
  margin-left:10px;
  transition:color .18s ease,border-color .18s ease;
}
.rail-anchor:hover{color:var(--primary-600);border-color:var(--primary-500)}
.rail-cta{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.rail-note{font-size:12.5px;color:var(--ink-500);line-height:1.6}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;
  border-radius:var(--r-md);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.btn-block{width:100%}
.btn-primary{background:var(--accent-500);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:var(--surface);color:var(--ink-700);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050)}
.btn-ghost:active{transform:translateY(1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-outline-light:hover{background:#fff;color:var(--primary-700);border-color:#fff}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:600;color:var(--primary-600);
  padding:6px 0;
}
.btn-text svg{transition:transform .18s ease}
.btn-text:hover{color:var(--accent-600)}
.btn-text:hover svg{transform:translateX(3px)}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:25px;padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;
  line-height:1;
}
.badge-primary{background:var(--primary-100);color:var(--primary-700)}
.badge-accent{background:var(--accent-100);color:var(--accent-600)}
.badge-teal{background:var(--teal-100);color:var(--teal-600)}

/* ============ 移动端顶栏与抽屉 ============ */
.topbar{
  display:none;
  position:sticky;top:0;z-index:40;
  align-items:center;justify-content:space-between;
  padding:12px 16px;
  background:var(--surface);
  border-bottom:1px solid var(--line);
}
.topbar-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--ink-900)}
.topbar-brand .rail-mark{width:30px;height:30px}
.burger{
  width:42px;height:42px;border-radius:var(--r-md);
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  color:var(--ink-700);background:var(--surface);
}
.burger:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050)}
.overlay{
  position:fixed;inset:0;z-index:55;
  background:rgba(15,27,36,.45);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
}
.overlay.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;z-index:60;
  width:280px;height:100%;
  background:var(--surface);
  padding:20px;
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform .28s ease;
  box-shadow:var(--shadow-lg);
}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-title{font-size:14px;font-weight:700;color:var(--ink-900)}
.drawer-close{
  width:36px;height:36px;border-radius:var(--r-sm);
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-700);
}
.drawer-close:hover{background:var(--primary-050);border-color:var(--primary-500);color:var(--primary-600)}

/* ============ 页面骨架 ============ */
.page{margin-left:var(--rail-w);min-height:100vh;display:flex;flex-direction:column}
main{flex:1}

/* ============ Hero ============ */
.hero-cat{
  position:relative;
  min-height:320px;
  display:flex;align-items:center;
  padding:56px 0;
  color:#fff;
  background-image:linear-gradient(115deg,rgba(15,76,116,.78) 0%,rgba(15,76,116,.58) 62%,rgba(20,94,142,.52) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero-cat::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.35;
  pointer-events:none;
}
.hero-cat .container{position:relative;z-index:2}
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:rgba(255,255,255,.78);
  margin-bottom:18px;flex-wrap:wrap;
}
.crumbs a:hover{color:#fff;text-decoration:underline}
.crumbs .sep{opacity:.6}
.hero-title{
  font-size:clamp(28px,3.2vw,42px);
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.01em;
  color:#fff;
  max-width:820px;
}
.hero-sub{
  margin-top:16px;
  font-size:15px;
  line-height:1.8;
  color:rgba(255,255,255,.86);
  max-width:700px;
}
.hero-metrics{
  display:flex;flex-wrap:wrap;gap:40px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.24);
}
.hero-metric strong{
  display:block;
  font-family:var(--font-num);
  font-size:26px;font-weight:700;line-height:1.2;
  color:#fff;
}
.hero-metric span{font-size:13px;color:rgba(255,255,255,.75)}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-sm{padding:72px 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:40px}
.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;color:var(--primary-600);
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--primary-500);border-radius:2px}
h2.section-title{
  font-size:clamp(24px,2.4vw,30px);
  line-height:1.4;
  font-weight:700;
  color:var(--ink-900);
  letter-spacing:-.01em;
}
.section-desc{margin-top:14px;font-size:15px;color:var(--ink-500);line-height:1.85}

/* ============ 图文左右交替 ============ */
.split{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:48px;
  align-items:center;
  padding:56px 0;
  border-top:1px solid var(--line);
}
.split:first-of-type{border-top:0;padding-top:0}
.split-media{grid-column:span 6;position:relative}
.split-media img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  border-radius:var(--r-xl);
  box-shadow:var(--shadow-md);
}
.split-media::before{
  content:"";
  position:absolute;
  inset:auto -14px -14px auto;
  width:120px;height:120px;
  border-right:1px solid var(--primary-100);
  border-bottom:1px solid var(--primary-100);
  border-radius:0 0 var(--r-xl) 0;
  z-index:-1;
}
.split-body{grid-column:span 6}
.split.is-reversed .split-media{order:2}
.split.is-reversed .split-body{order:1}
.split-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;
  border-radius:var(--r-sm);
  background:var(--primary-050);
  color:var(--primary-700);
  font-family:var(--font-num);
  font-size:13px;font-weight:700;
  margin-bottom:14px;
}
.split-body h2{
  font-size:clamp(22px,2.2vw,28px);
  line-height:1.42;
  font-weight:700;
  color:var(--ink-900);
  letter-spacing:-.01em;
}
.split-body p{margin-top:14px;font-size:16px;color:var(--ink-700)}
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.check-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:15px;color:var(--ink-700);
}
.check-list .tick{
  flex:none;width:20px;height:20px;margin-top:4px;
  border-radius:50%;
  background:var(--teal-100);
  color:var(--teal-600);
  display:flex;align-items:center;justify-content:center;
}
.split-body .btn-text{margin-top:22px}

/* ============ 交叉入口 ============ */
.cross-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
  margin-top:8px;
}
.cross-card{
  display:flex;align-items:center;gap:18px;
  padding:24px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.cross-card:hover{border-color:var(--primary-100);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.cross-icon{
  flex:none;width:48px;height:48px;
  border-radius:var(--r-md);
  background:var(--primary-050);
  color:var(--primary-600);
  display:flex;align-items:center;justify-content:center;
}
.cross-body h3{font-size:19px;font-weight:700;color:var(--ink-900);line-height:1.45}
.cross-body p{margin-top:6px;font-size:14px;color:var(--ink-500);line-height:1.7}
.cross-arrow{flex:none;margin-left:auto;color:var(--primary-600);transition:transform .18s ease}
.cross-card:hover .cross-arrow{transform:translateX(4px)}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(100deg,var(--primary-700) 0%,var(--primary-600) 100%);
  color:#fff;
  padding:88px 0;
}
.cta-inner{
  display:grid;
  grid-template-columns:1.35fr 1fr;
  gap:48px;
  align-items:center;
}
.cta-band h2{
  font-size:clamp(24px,2.4vw,30px);
  font-weight:700;line-height:1.4;color:#fff;letter-spacing:-.01em;
}
.cta-band p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.85);max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}

/* ============ 页脚 ============ */
.footer{
  background:var(--surface);
  border-top:1px solid var(--line);
  padding:64px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;font-size:16px;color:var(--ink-900)}
.footer-mark{
  width:30px;height:30px;border-radius:var(--r-sm);
  background:linear-gradient(135deg,var(--primary-600),var(--primary-500));
  display:flex;align-items:center;justify-content:center;
}
.footer h4{font-size:14px;font-weight:700;color:var(--ink-900);margin-bottom:16px}
.footer-desc{font-size:14px;color:var(--ink-500);line-height:1.8;max-width:340px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--ink-700)}
.footer-links a:hover{color:var(--primary-600);text-decoration:underline}
.footer-qr{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 16px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  font-size:13px;color:var(--ink-500);
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-500);
}

/* ============ 断点 ============ */
@media (max-width:1279px) and (min-width:1024px){
  :root{--rail-w:72px}
  .rail{padding:20px 10px 20px;align-items:center;gap:20px}
  .rail-brand{padding:0 0 16px;justify-content:center;width:100%}
  .rail-word,.rail-group-title,.rail-note{display:none}
  .rail-group{width:100%;align-items:center}
  .rail-link{width:44px;height:44px;padding:0;justify-content:center;position:relative}
  .rail-txt{
    display:none;
    position:absolute;left:54px;top:50%;transform:translateY(-50%);
    background:var(--ink-900);color:#fff;
    padding:6px 12px;border-radius:var(--r-sm);
    font-size:13px;white-space:nowrap;z-index:30;
    box-shadow:var(--shadow-md);
  }
  .rail-link:hover .rail-txt{display:block}
  .rail-anchor{display:none}
  .rail-cta{width:100%;align-items:center}
  .rail-cta .btn{width:44px;height:44px;padding:0}
  .rail-cta .btn span{display:none}
}
@media (max-width:1023px){
  .rail{display:none}
  .topbar{display:flex}
  .page{margin-left:0}
  .split{gap:32px;padding:44px 0}
  .split-media,.split-body{grid-column:span 12}
  .split.is-reversed .split-media{order:1}
  .split.is-reversed .split-body{order:2}
  .split-media::before{display:none}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:72px 0}
  .section-sm{padding:64px 0}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 18px}
  .hero-cat{min-height:0;padding:44px 0}
  .hero-title{font-size:30px}
  .hero-metrics{gap:24px;margin-top:26px}
  .hero-metric strong{font-size:22px}
  .cross-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .section-sm{padding:56px 0}
  .cta-band{padding:64px 0}
  .footer{padding-top:48px}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .hero-title{font-size:26px}
  .btn{width:100%;padding:0 18px}
  .btn-text,.rail-cta .btn{width:auto}
  .cta-actions{flex-direction:column;align-items:stretch}
  .hero-metrics{gap:20px}
  .cross-card{padding:18px;gap:14px}
}

/* roulang page: article */
:root{
  --primary-700:#0F4C74;
  --primary-600:#145E8E;
  --primary-500:#1C76AE;
  --primary-100:#DCEDF8;
  --primary-050:#F0F7FC;
  --accent-600:#D2762A;
  --accent-500:#E88A33;
  --accent-100:#FDEFE0;
  --teal-600:#1F8A7A;
  --teal-100:#E4F4F1;
  --warn-600:#C4553B;
  --ink-900:#0F1B24;
  --ink-700:#33475A;
  --ink-500:#5A7186;
  --line:#E1E8EF;
  --bg:#F6F9FC;
  --surface:#FFFFFF;
  --r-sm:8px;
  --r-md:10px;
  --r-lg:14px;
  --r-xl:20px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,44,66,.06);
  --shadow-md:0 6px 18px rgba(15,44,66,.08);
  --shadow-lg:0 16px 40px rgba(15,44,66,.10);
  --rail-w:232px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding-left:var(--rail-w);
  background:var(--bg);
  color:var(--ink-700);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.01em;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--primary-500);outline-offset:2px;border-radius:4px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.main{padding:32px 0 0;}

/* ---------- 左侧竖向导航 ---------- */
.rail{
  position:fixed;left:0;top:0;width:var(--rail-w);height:100vh;
  background:var(--surface);border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:22px 16px 22px;overflow-y:auto;z-index:40;
}
.rail-brand{display:flex;align-items:center;gap:10px;}
.rail-mark{
  flex:0 0 auto;width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--primary-600),var(--primary-500));
  display:flex;align-items:center;justify-content:center;
}
.rail-word{font-size:16px;font-weight:700;color:var(--ink-900);line-height:1.3;letter-spacing:-.01em;}
.rail-word small{display:block;font-size:12px;font-weight:400;color:var(--ink-500);letter-spacing:0;line-height:1.5;margin-top:2px;}
.rail-group{margin-top:26px;}
.rail-group-title{font-size:12px;font-weight:600;color:var(--ink-500);padding:0 12px 8px;letter-spacing:.02em;}
.rail-link{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--r-md);
  color:var(--ink-700);font-size:14px;font-weight:500;transition:background .18s ease-out,color .18s ease-out;
}
.rail-ico{display:flex;align-items:center;justify-content:center;color:currentColor;flex:0 0 auto;}
.rail-link:hover{background:var(--primary-050);color:var(--primary-600);}
.rail-link.is-active{background:var(--primary-100);color:var(--primary-700);font-weight:600;}
.rail-anchor{display:block;padding:6px 12px;font-size:13px;color:var(--ink-500);border-radius:var(--r-sm);transition:color .18s,background .18s;}
.rail-anchor:hover{color:var(--primary-600);background:var(--primary-050);}
.rail-foot{margin-top:auto;padding-top:22px;border-top:1px solid var(--line);}
.rail-note{margin-top:12px;font-size:12px;color:var(--ink-500);text-align:center;line-height:1.6;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-md);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--accent-500);color:#fff;}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(1px);box-shadow:none;}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-700);}
.btn-ghost:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050);}
.btn-ghost:active{transform:translateY(1px);}
.btn-block{width:100%;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1;}
.badge-cat{background:var(--primary-100);color:var(--primary-700);}
.badge-rec{background:var(--accent-100);color:var(--accent-600);}
.badge-ok{background:var(--teal-100);color:var(--teal-600);}
.tag{display:inline-flex;align-items:center;height:30px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-pill);font-size:13px;color:var(--ink-700);background:var(--surface);transition:.18s ease-out;}
.tag:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050);}

/* ---------- 顶部移动导航 ---------- */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:60px;z-index:50;
  align-items:center;justify-content:space-between;padding:0 18px;
  background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);
}
.topbar-brand{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--ink-900);}
.topbar-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(140deg,var(--primary-600),var(--primary-500));display:flex;align-items:center;justify-content:center;}
.burger{width:42px;height:42px;display:flex;align-items:center;justify-content:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);color:var(--ink-700);cursor:pointer;transition:.18s;}
.burger:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050);}
.drawer-mask{position:fixed;inset:0;background:rgba(15,27,36,.45);opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s;z-index:60;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:280px;z-index:61;background:var(--surface);
  padding:22px 20px;overflow-y:auto;box-shadow:var(--shadow-lg);
  transform:translateX(100%);transition:transform .24s ease-out;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-title{font-size:14px;font-weight:600;color:var(--ink-900);}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink-700);}
.drawer-close:hover{border-color:var(--primary-500);color:var(--primary-600);}
.drawer-link{display:flex;align-items:center;gap:10px;padding:12px 12px;border-radius:var(--r-md);font-size:15px;color:var(--ink-700);font-weight:500;}
.drawer-link:hover{background:var(--primary-050);color:var(--primary-600);}
.drawer-link.is-active{background:var(--primary-100);color:var(--primary-700);font-weight:600;}
.drawer-divider{height:1px;background:var(--line);margin:16px 0;}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--ink-500);margin-bottom:22px;}
.crumb a{color:var(--ink-500);transition:color .18s;}
.crumb a:hover{color:var(--primary-600);}
.crumb .sep{color:#C4D1DC;}
.crumb .current{color:var(--ink-700);max-width:360px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章 ---------- */
.post-layout{max-width:820px;}
.post-head{border-bottom:1px solid var(--line);padding-bottom:24px;margin-bottom:32px;}
.post-head h1{font-size:clamp(28px,3vw,38px);line-height:1.3;margin:14px 0 16px;}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--ink-500);}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:#C4D1DC;display:inline-block;}
.post-body{font-size:17px;line-height:1.9;color:var(--ink-700);word-wrap:break-word;overflow-wrap:break-word;}
.post-body p{margin:0 0 1.2em;}
.post-body h2{font-size:24px;margin:40px 0 16px;padding-left:14px;position:relative;line-height:1.4;}
.post-body h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--primary-500);}
.post-body h3{font-size:20px;margin:28px 0 12px;}
.post-body h4{font-size:17px;margin:22px 0 10px;}
.post-body strong,.post-body b{color:var(--ink-900);font-weight:600;}
.post-body a{color:var(--primary-600);text-decoration:underline;text-underline-offset:3px;transition:color .18s;}
.post-body a:hover{color:var(--accent-600);}
.post-body img{border-radius:12px;margin:20px auto;max-width:100%;height:auto;}
.post-body figure{margin:24px 0;}
.post-body figcaption{font-size:13px;color:var(--ink-500);text-align:center;margin-top:8px;}
.post-body blockquote{margin:24px 0;padding:16px 20px;background:var(--primary-050);border-left:3px solid var(--primary-500);border-radius:12px;color:var(--ink-700);}
.post-body blockquote p:last-child{margin-bottom:0;}
.post-body ul{margin:16px 0;padding-left:22px;}
.post-body ul>li{position:relative;margin-bottom:10px;}
.post-body ul>li::before{content:"";position:absolute;left:-16px;top:.68em;width:6px;height:6px;border-radius:50%;background:var(--teal-600);}
.post-body ol{margin:16px 0;padding-left:0;list-style:none;counter-reset:item;}
.post-body ol>li{counter-increment:item;position:relative;padding-left:34px;margin-bottom:10px;}
.post-body ol>li::before{content:counter(item);position:absolute;left:0;top:.42em;width:24px;height:24px;border-radius:8px;background:var(--primary-600);color:#fff;font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center;line-height:1;}
.post-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:20px 0;font-size:15px;}
.post-body th,.post-body td{padding:10px 14px;border:1px solid var(--line);text-align:left;white-space:nowrap;}
.post-body th{background:var(--primary-050);color:var(--primary-700);font-weight:600;}
.post-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

/* ---------- 空态 ---------- */
.empty{
  max-width:820px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:56px 24px;text-align:center;box-shadow:var(--shadow-sm);
}
.empty-ico{width:56px;height:56px;margin:0 auto 18px;border-radius:16px;background:var(--primary-050);display:flex;align-items:center;justify-content:center;color:var(--primary-600);}
.empty h2{font-size:20px;margin-bottom:10px;}
.empty p{color:var(--ink-500);font-size:15px;margin-bottom:22px;}

/* ---------- 文末模块 ---------- */
.section{margin-top:56px;}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap;}
.section-head h2{font-size:24px;}
.section-head .sub{font-size:14px;color:var(--ink-500);}
.tag-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.tag-label{font-size:13px;color:var(--ink-500);font-weight:600;margin-right:4px;}
.postnav{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.postnav-card{display:flex;flex-direction:column;gap:6px;padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);transition:.18s ease-out;}
.postnav-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-100);transform:translateY(-2px);}
.postnav-dir{font-size:13px;color:var(--ink-500);}
.postnav-card strong{font-size:16px;color:var(--ink-900);font-weight:600;}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:.18s ease-out;}
.rel-card:hover{transform:translateY(-2px);border-color:var(--primary-100);box-shadow:var(--shadow-md);}
.rel-thumb{aspect-ratio:16/9;background:var(--primary-050);overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:17px;line-height:1.5;}
.rel-body p{font-size:14px;color:var(--ink-500);line-height:1.7;}
.rel-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-500);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary-600);font-size:14px;font-weight:600;}
.link-arrow svg{transition:transform .18s ease-out;}
.link-arrow:hover svg{transform:translateX(3px);}
.back-row{margin-top:28px;}

/* ---------- 页脚 ---------- */
.footer{margin-top:96px;background:var(--surface);border-top:1px solid var(--line);padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;color:var(--ink-900);}
.footer-brand strong{font-weight:700;}
.footer-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(140deg,var(--primary-600),var(--primary-500));display:flex;align-items:center;justify-content:center;flex:0 0 auto;}
.footer h4{font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:14px;}
.footer-desc{font-size:14px;color:var(--ink-500);line-height:1.75;margin-top:12px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:var(--ink-500);transition:.18s;}
.footer-links a:hover{color:var(--primary-600);text-decoration:underline;}
.footer-qr{display:flex;align-items:center;gap:10px;width:fit-content;padding:10px 14px;border:1px dashed var(--line);border-radius:var(--r-sm);font-size:13px;color:var(--ink-500);}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-500);}

/* ---------- 断点 ---------- */
@media (min-width:1024px) and (max-width:1279px){
  :root{--rail-w:72px;}
  .rail{padding:20px 10px;}
  .rail-brand{justify-content:center;}
  .rail-word,.rail-group-title{display:none;}
  .rail-link{justify-content:center;padding:12px 0;position:relative;}
  .rail-txt{
    position:absolute;left:60px;top:50%;transform:translateY(-50%);
    display:block;background:var(--ink-900);color:#fff;font-size:13px;font-weight:500;
    padding:6px 12px;border-radius:8px;white-space:nowrap;opacity:0;visibility:hidden;
    transition:opacity .16s ease-out,visibility .16s;pointer-events:none;z-index:5;
  }
  .rail-link:hover .rail-txt{opacity:1;visibility:visible;}
  .rail-anchor{display:none;}
  .rail-cta{padding:0;width:44px;height:44px;margin:0 auto 10px;}
  .rail-cta .cta-txt{display:none;}
  .rail-note{display:none;}
}
@media (max-width:1023px){
  body{padding-left:0;padding-top:60px;}
  .rail{display:none;}
  .topbar{display:flex;}
  .post-layout{max-width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .post-body{font-size:16px;line-height:1.85;}
  .post-head h1{font-size:28px;}
  .rel-grid{grid-template-columns:1fr;}
  .postnav{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer{margin-top:72px;}
  .section{margin-top:44px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .post-head h1{font-size:26px;}
  .btn{width:100%;}
  .btn-sm{width:auto;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --primary-700:#0F4C74;
  --primary-600:#145E8E;
  --primary-500:#1C76AE;
  --primary-100:#DCEDF8;
  --primary-050:#F0F7FC;
  --accent-600:#D2762A;
  --accent-500:#E88A33;
  --accent-100:#FDEFE0;
  --teal-600:#1F8A7A;
  --teal-100:#E4F4F1;
  --warn-600:#C4553B;
  --ink-900:#0F1B24;
  --ink-700:#33475A;
  --ink-500:#5A7186;
  --line:#E1E8EF;
  --bg:#F6F9FC;
  --surface:#FFFFFF;
  --r-sm:8px;
  --r-md:10px;
  --r-lg:14px;
  --r-xl:20px;
  --r-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,44,66,.06);
  --shadow-md:0 6px 18px rgba(15,44,66,.08);
  --shadow-lg:0 16px 40px rgba(15,44,66,.10);
  --sp-4:4px; --sp-8:8px; --sp-12:12px; --sp-16:16px; --sp-20:20px;
  --sp-24:24px; --sp-32:32px; --sp-48:48px; --sp-64:64px; --sp-88:88px; --sp-120:120px;
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
h1,h2,h3,h4{color:var(--ink-900);font-weight:700;letter-spacing:-0.01em;line-height:1.35}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
:focus-visible{outline:2px solid var(--primary-500);outline-offset:2px;border-radius:6px}
.skip{position:absolute;left:-9999px;top:0;background:var(--primary-700);color:#fff;padding:10px 16px;border-radius:0 0 var(--r-md) 0;z-index:200}
.skip:focus{left:0}
/* ============ 容器与栅格 ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,2.4vw,30px)}
.section-note{color:var(--ink-500);font-size:15px;margin-top:8px;max-width:620px}
/* ============ 左侧竖向导航 ============ */
.rail{
  position:fixed;top:0;left:0;bottom:0;width:232px;
  background:var(--surface);border-right:1px solid var(--line);
  padding:24px 16px;display:flex;flex-direction:column;gap:24px;
  overflow-y:auto;z-index:40;
}
.rail::-webkit-scrollbar{width:6px}
.rail::-webkit-scrollbar-thumb{background:#D7E2EC;border-radius:999px}
.rail-brand{display:flex;align-items:center;gap:10px;padding:6px;border-radius:var(--r-md)}
.rail-brand:hover{background:var(--primary-050)}
.rail-mark{
  width:34px;height:34px;flex:0 0 auto;border-radius:10px;
  background:linear-gradient(135deg,var(--primary-600),var(--primary-500));
  display:grid;place-items:center;
}
.rail-word{display:flex;flex-direction:column;font-size:16px;font-weight:700;color:var(--ink-900);line-height:1.25}
.rail-word small{font-size:11px;font-weight:400;color:var(--ink-500);margin-top:2px}
.rail-group{display:flex;flex-direction:column;gap:4px}
.rail-group-title{font-size:12px;color:var(--ink-500);padding:0 12px 6px}
.rail-link{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--r-md);
  font-size:14px;font-weight:600;color:var(--ink-700);position:relative;
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.rail-link:hover{background:var(--primary-050);color:var(--primary-700)}
.rail-link.is-active{background:var(--primary-100);color:var(--primary-700);box-shadow:inset 3px 0 0 var(--primary-600)}
.rail-ico{display:grid;place-items:center;width:18px;height:18px;flex:0 0 auto;color:currentColor}
.rail-anchor{font-size:13px;color:var(--ink-500);padding:6px 12px;border-radius:var(--r-sm);transition:background-color .18s ease,color .18s ease}
.rail-anchor:hover{background:var(--primary-050);color:var(--primary-600)}
.rail-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.rail-note{font-size:12px;color:var(--ink-500);line-height:1.7;padding:0 4px}
/* ============ 移动端顶栏 ============ */
.topbar{
  display:none;position:sticky;top:0;z-index:50;
  align-items:center;justify-content:space-between;
  padding:12px 16px;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
}
.topbar-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--ink-900)}
.burger{width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-md);display:grid;place-items:center;color:var(--ink-700)}
.burger:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050)}
/* ============ 抽屉 ============ */
.scrim{position:fixed;inset:0;background:rgba(15,27,36,.45);opacity:0;visibility:hidden;transition:opacity .26s ease,visibility .26s ease;z-index:70}
.scrim.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:280px;max-width:86vw;
  background:var(--surface);z-index:80;padding:20px;overflow-y:auto;
  transform:translateX(100%);transition:transform .26s ease;
  display:flex;flex-direction:column;gap:20px;
}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:var(--r-md);display:grid;place-items:center;font-size:18px;color:var(--ink-700)}
.drawer-close:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050)}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  text-align:center;
}
.btn-primary{background:var(--accent-500);color:#fff}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-700)}
.btn-ghost:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050)}
.btn-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-light:hover{background:#fff;color:var(--primary-700)}
.btn-lg{height:52px;padding:0 28px}
.btn-block{width:100%}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary-600);font-weight:600;font-size:14px;transition:color .18s ease}
.btn-link svg{transition:transform .18s ease}
.btn-link:hover{color:var(--accent-600)}
.btn-link:hover svg{transform:translateX(3px)}
/* ============ 徽章 / 标签 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1}
.badge-cat{background:var(--primary-100);color:var(--primary-700)}
.badge-rec{background:var(--accent-100);color:var(--accent-600)}
.badge-ok{background:var(--teal-100);color:var(--teal-600)}
/* ============ 主体外壳 ============ */
.shell{margin-left:232px;min-height:100vh;display:flex;flex-direction:column}
.shell > main{flex:1 0 auto}
/* ============ 分类页 Hero ============ */
.cat-hero{
  background:linear-gradient(180deg,var(--primary-050),#FFFFFF 88%);
  border-bottom:1px solid var(--line);
  padding:56px 0 64px;
  position:relative;overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;top:24px;right:8%;width:180px;height:180px;pointer-events:none;
  background-image:radial-gradient(var(--primary-500) 1px,transparent 1px);
  background-size:14px 14px;opacity:.08;
}
.cat-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;z-index:1}
.crumb{font-size:13px;color:var(--ink-500);margin-bottom:16px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.crumb a:hover{color:var(--primary-600);text-decoration:underline}
.crumb span[aria-current]{color:var(--ink-500)}
.cat-hero h1{font-size:clamp(28px,3.2vw,42px);line-height:1.25;margin:16px 0 16px}
.cat-hero .lead{font-size:16px;color:var(--ink-700);max-width:520px}
.cat-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero-facts{display:flex;gap:32px;flex-wrap:wrap;margin-top:28px;padding-top:20px;border-top:1px solid var(--line)}
.hero-facts li{display:flex;flex-direction:column}
.hero-facts b{font-size:24px;font-weight:700;color:var(--primary-600);line-height:1.2}
.hero-facts span{font-size:13px;color:var(--ink-500)}
.cat-hero-media{border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:16/10;background:var(--primary-050)}
.cat-hero-media img{width:100%;height:100%;object-fit:cover}
/* ============ 分类页两栏 ============ */
.cat2-grid{display:grid;grid-template-columns:2fr 1fr;gap:40px;align-items:start}
.cat2-main > h2{font-size:clamp(22px,2.2vw,28px);margin-bottom:8px}
.cat2-main > .section-note{margin-bottom:28px}
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
/* ============ 卡片 ============ */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-100)}
.media-card{overflow:hidden;display:flex;flex-direction:column}
.media-card .thumb{aspect-ratio:16/9;width:100%;object-fit:cover;background:var(--primary-050)}
.media-card .body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.media-card h3{font-size:19px;line-height:1.45}
.media-card .excerpt{font-size:14px;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;line-height:1.75}
.media-card .meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-500)}
/* ============ 侧栏要点卡 ============ */
.cat2-side{position:relative}
.side-card{
  position:sticky;top:24px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--shadow-md);
}
.side-card h3{font-size:19px;margin-bottom:6px}
.side-card .side-sub{font-size:13px;color:var(--ink-500);margin-bottom:18px}
.check-list{display:flex;flex-direction:column;gap:12px;margin-bottom:22px}
.check-list li{display:flex;gap:10px;font-size:14px;color:var(--ink-700);line-height:1.7}
.check-list .tick{flex:0 0 auto;margin-top:5px;color:var(--teal-600)}
.side-note{font-size:12px;color:var(--ink-500);line-height:1.7;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
/* ============ 场景小卡 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.scene-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px;position:relative;box-shadow:var(--shadow-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.scene-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-100)}
.scene-card .num{
  display:inline-grid;place-items:center;width:28px;height:28px;border-radius:var(--r-sm);
  background:var(--primary-700);color:#fff;font-size:13px;font-weight:700;margin-bottom:14px;
}
.scene-card h3{font-size:17px;margin-bottom:8px}
.scene-card p{font-size:14px;color:var(--ink-500);line-height:1.75}
/* ============ 列表块 ============ */
.entry-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.entry{display:flex;gap:20px;align-items:flex-start;padding:20px 12px;border-bottom:1px solid var(--line);transition:background-color .18s ease}
.entry:hover{background:var(--primary-050)}
.entry .k{
  flex:0 0 auto;width:64px;height:64px;border-radius:var(--r-md);
  background:var(--primary-050);color:var(--primary-700);
  display:grid;place-items:center;font-size:18px;font-weight:700;
}
.entry h3{font-size:18px;margin-bottom:6px}
.entry p{font-size:14px;color:var(--ink-500)}
/* ============ FAQ ============ */
.faq{max-width:860px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink-900);
  cursor:pointer;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:20px;color:var(--primary-600);line-height:1;transition:transform .18s ease}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:16px 24px 22px;background:var(--primary-050);font-size:15px;color:var(--ink-700)}
/* ============ CTA 段 ============ */
.cta-band{
  background:linear-gradient(180deg,var(--primary-700),var(--primary-600));
  padding:88px 0;color:#fff;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:clamp(24px,2.6vw,32px);margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.82);font-size:16px;max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
/* ============ 页脚 ============ */
.footer{background:var(--surface);border-top:1px solid var(--line);padding:64px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer h4{font-size:15px;margin-bottom:16px;color:var(--ink-900)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--primary-600),var(--primary-500));display:grid;place-items:center}
.footer-brand strong{font-size:16px;color:var(--ink-900)}
.footer-desc{font-size:13px;color:var(--ink-500);line-height:1.8;max-width:340px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--ink-700);transition:color .18s ease}
.footer-links a:hover{color:var(--primary-600);text-decoration:underline}
.footer-qr{display:flex;align-items:center;gap:10px;color:var(--ink-500);font-size:13px;border:1px solid var(--line);border-radius:var(--r-md);padding:12px 14px;width:fit-content}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding:20px 0 24px;font-size:13px;color:var(--ink-500);
}
/* ============ 空态 / 骨架 ============ */
.empty-state{display:flex;flex-direction:column;align-items:center;gap:12px;padding:56px 24px;text-align:center;color:var(--ink-500);font-size:14px}
.skeleton{background:linear-gradient(90deg,#EEF3F8,#E2EAF2,#EEF3F8);background-size:200% 100%;animation:sk 1.4s ease-in-out infinite;border-radius:var(--r-sm)}
@keyframes sk{0%{background-position:200% 0}100%{background-position:-200% 0}}
/* ============ 响应式 ============ */
@media (min-width:1024px) and (max-width:1279px){
  .rail{width:72px;padding:20px 10px;gap:16px;align-items:center}
  .rail-brand{padding:0}
  .rail-word,.rail-txt,.rail-group-title,.rail-anchor{display:none}
  .rail-group{width:100%;align-items:center}
  .rail-link{justify-content:center;padding:10px;width:100%}
  .rail-link:hover .rail-txt{
    display:block;position:absolute;left:56px;top:50%;transform:translateY(-50%);
    background:var(--ink-900);color:#fff;padding:6px 12px;border-radius:var(--r-sm);
    white-space:nowrap;font-size:13px;font-weight:600;z-index:60;
  }
  .rail-foot{align-items:center;width:100%}
  .rail-foot .btn{padding:0;width:44px;height:44px}
  .rail-foot .btn span{display:none}
  .rail-note{display:none}
  .shell{margin-left:72px}
}
@media (max-width:1023px){
  .rail{display:none}
  .topbar{display:flex}
  .shell{margin-left:0}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px}
  .cat-hero{padding:40px 0 48px}
  .cat2-grid{grid-template-columns:1fr;gap:32px}
  .side-card{position:static}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section{padding:64px 0}
  .cta-band{padding:64px 0}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .card-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cat-hero h1{font-size:28px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .section{padding:56px 0}
  .hero-facts{gap:24px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .scene-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .cat-hero-actions{flex-direction:column;align-items:stretch}
  .cta-actions{flex-direction:column;align-items:stretch;width:100%}
  .entry{gap:14px;padding:16px 8px}
  .entry .k{width:52px;height:52px;font-size:16px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --primary-700:#0F4C74;--primary-600:#145E8E;--primary-500:#1C76AE;--primary-100:#DCEDF8;--primary-050:#F0F7FC;
  --accent-600:#D2762A;--accent-500:#E88A33;--accent-100:#FDEFE0;
  --teal-600:#1F8A7A;--teal-100:#E4F4F1;
  --warn-600:#C4553B;
  --ink-900:#0F1B24;--ink-700:#33475A;--ink-500:#5A7186;
  --line:#E1E8EF;--bg:#F6F9FC;--surface:#FFFFFF;
  --r-sm:8px;--r-md:10px;--r-lg:14px;--r-xl:20px;--r-pill:999px;
  --shadow-sm:0 1px 2px rgba(15,44,66,.06);
  --shadow-md:0 6px 18px rgba(15,44,66,.08);
  --shadow-lg:0 16px 40px rgba(15,44,66,.10);
  --rail-w:232px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink-700);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink-900);letter-spacing:-.01em}
h1{font-size:clamp(30px,3.4vw,46px);line-height:1.25;font-weight:700}
h2{font-size:clamp(24px,2.4vw,32px);line-height:1.35;font-weight:700}
h3{font-size:clamp(18px,1.6vw,22px);line-height:1.45;font-weight:600}
h4{font-size:16px;line-height:1.5;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary-500);outline-offset:2px;border-radius:4px}

/* ---------- 容器与板块 ---------- */
.container{max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:80px 0}
.section--surface{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head p{font-size:15px;color:var(--ink-500);margin-top:8px;max-width:640px}
.link-more{color:var(--primary-600);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:6px}
.link-more svg{transition:transform .18s ease-out}
.link-more:hover svg{transform:translateX(3px)}
.link-more:hover{color:var(--accent-600)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-md);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-primary{background:var(--accent-500);color:#fff}
.btn-primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-700)}
.btn-ghost:hover{border-color:var(--primary-500);color:var(--primary-600);background:var(--primary-050)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-light:hover{background:#fff;color:var(--primary-700);border-color:#fff}
.btn-lg{height:52px;padding:0 28px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none}

/* ---------- 徽章与标签 ---------- */
.badge{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;background:var(--primary-100);color:var(--primary-700)}
.badge--accent{background:var(--accent-100);color:var(--accent-600)}
.badge--teal{background:var(--teal-100);color:var(--teal-600)}

/* ---------- 左侧固定导航 ---------- */
.rail{
  position:fixed;top:0;left:0;bottom:0;width:var(--rail-w);
  display:flex;flex-direction:column;gap:24px;padding:24px 18px;
  background:var(--surface);border-right:1px solid var(--line);overflow-y:auto;z-index:60;
}
.rail-brand{display:flex;align-items:center;gap:12px;color:var(--ink-900)}
.rail-mark{width:36px;height:36px;flex:0 0 auto;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary-600),var(--primary-500))}
.rail-word{display:flex;flex-direction:column;font-size:16px;font-weight:700;line-height:1.3}
.rail-word small{margin-top:2px;font-size:11px;font-weight:400;color:var(--ink-500)}
.rail-group{display:flex;flex-direction:column;gap:4px}
.rail-group-title{font-size:12px;font-weight:600;color:var(--ink-500);padding:0 12px 6px}
.rail-link{position:relative;display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--r-md);font-size:14px;color:var(--ink-700);transition:background .16s ease-out,color .16s ease-out}
.rail-link:hover{background:var(--primary-050);color:var(--primary-700)}
.rail-link:active{transform:translateY(1px)}
.rail-link.is-active{background:var(--primary-100);color:var(--primary-700);font-weight:600}
.rail-link.is-active::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;background:var(--primary-600)}
.rail-ico{display:inline-flex;flex:0 0 auto;color:currentColor}
.rail-anchor{padding:7px 12px;border-radius:var(--r-sm);font-size:13px;color:var(--ink-500);transition:color .16s ease-out,background .16s ease-out}
.rail-anchor:hover{color:var(--primary-600);background:var(--primary-050)}
.rail-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px}
.rail-note{font-size:12px;color:var(--ink-500);text-align:center;line-height:1.6}

/* ---------- 移动端顶栏与抽屉 ---------- */
.topbar{display:none;position:fixed;top:0;left:0;right:0;height:60px;padding:0 16px;align-items:center;justify-content:space-between;background:var(--surface);border-bottom:1px solid var(--line);z-index:70}
.topbar-brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--ink-900)}
.menu-btn{width:42px;height:42px;border-radius:var(--r-md);border:1px solid var(--line);background:var(--surface);color:var(--ink-700);display:grid;place-items:center;cursor:pointer}
.menu-btn:hover{border-color:var(--primary-500);color:var(--primary-600)}
.drawer{position:fixed;top:0;right:0;height:100%;width:280px;padding:24px 20px;background:var(--surface);border-left:1px solid var(--line);box-shadow:var(--shadow-lg);transform:translateX(100%);transition:transform .25s ease-out;z-index:90;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:36px;height:36px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);color:var(--ink-700);display:grid;place-items:center;cursor:pointer}
.drawer-close:hover{border-color:var(--primary-500);color:var(--primary-600)}
.drawer .rail-link{padding:12px}
.scrim{position:fixed;inset:0;background:rgba(15,27,36,.45);opacity:0;visibility:hidden;transition:opacity .25s ease-out,visibility .25s ease-out;z-index:80}
.scrim.is-open{opacity:1;visibility:visible}

/* ---------- 主内容区 ---------- */
.main{margin-left:var(--rail-w);min-height:100vh;display:flex;flex-direction:column}
.main>main{flex:1 1 auto}

/* ---------- 矮版 Hero ---------- */
.page-hero{background:var(--surface);border-bottom:1px solid var(--line);padding:52px 0 40px}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:end}
.hero-lead{border-left:3px solid var(--primary-500);padding-left:20px}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-500);margin-bottom:14px;flex-wrap:wrap}
.crumb a:hover{color:var(--primary-600)}
.hero-lead h1{margin:0}
.hero-note{font-size:15px;color:var(--ink-500);line-height:1.8}
.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}

/* ---------- 长列表 ---------- */
.rows{border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:72px minmax(0,1fr) 32px;gap:20px;align-items:center;padding:20px 8px;border-bottom:1px solid var(--line);transition:background .18s ease-out}
.row:hover{background:var(--primary-050)}
.row-num{width:72px;height:56px;border-radius:12px;background:var(--primary-050);color:var(--primary-700);font-size:18px;font-weight:700;display:grid;place-items:center;font-variant-numeric:tabular-nums}
.row:hover .row-num{background:var(--primary-100)}
.row-body h3{margin-bottom:6px}
.row-body p{font-size:14px;color:var(--ink-500);line-height:1.7}
.row-arrow{color:var(--ink-500);justify-self:end;transition:transform .18s ease-out,color .18s ease-out}
.row:hover .row-arrow{transform:translateX(4px);color:var(--primary-600)}

/* ---------- 图文块 ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-xl);box-shadow:var(--shadow-md)}
.split-body h2{margin:14px 0 16px}
.split-body p+p{margin-top:12px}
.check-list{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.check-list li{position:relative;padding-left:26px;font-size:15px;line-height:1.75}
.check-list li::before{
  content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--teal-100) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M1.5 5.2 4 7.6l4.5-5' stroke='%231F8A7A' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/10px no-repeat;
}
.split-body .btn{margin-top:24px}

/* ---------- 步骤时间轴 ---------- */
.steps{position:relative;padding-left:28px;max-width:820px}
.steps::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:2px;background:var(--line)}
.step{position:relative;padding-bottom:28px}
.step:last-child{padding-bottom:0}
.step::before{content:"";position:absolute;left:-28px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--primary-500);box-shadow:0 0 0 4px var(--bg)}
.section--surface .step::before{box-shadow:0 0 0 4px #fff}
.step:last-child::before{background:var(--accent-500)}
.step h3{margin-bottom:6px}
.step p{font-size:15px;color:var(--ink-700)}
.step .step-tag{display:inline-block;font-size:12px;font-weight:600;color:var(--primary-700);margin-bottom:6px}

/* ---------- 情况小卡 ---------- */
.cases{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.case{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-sm);transition:border-color .18s ease-out,box-shadow .18s ease-out,transform .18s ease-out}
.case:hover{border-color:var(--primary-100);box-shadow:var(--shadow-md);transform:translateY(-2px)}
.case-idx{position:absolute;top:16px;right:16px;height:24px;padding:0 10px;border-radius:var(--r-pill);background:var(--primary-100);color:var(--primary-700);font-size:12px;font-weight:600;display:inline-flex;align-items:center}
.case h3{font-size:18px;margin-bottom:8px}
.case p{font-size:14px;color:var(--ink-500);line-height:1.7}

/* ---------- FAQ ---------- */
.faq{max-width:860px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:18px;font-weight:600;color:var(--ink-900);transition:color .16s ease-out}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary-600)}
.faq-icon{flex:0 0 auto;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--primary-600);transition:transform .18s ease-out}
.faq-item[open] .faq-icon{transform:rotate(180deg)}
.faq-a{padding:14px 24px 20px;background:var(--primary-050);border-radius:var(--r-sm);font-size:15px;line-height:1.8;color:var(--ink-700)}

/* ---------- CTA ---------- */
.cta-wrap{padding:88px 0}
.cta{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;
  padding:56px;border-radius:var(--r-xl);color:#fff;
  background:linear-gradient(135deg,var(--primary-700),var(--primary-600));
}
.cta h2{color:#fff}
.cta p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.82);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 空态与骨架 ---------- */
.empty{display:flex;flex-direction:column;align-items:center;gap:12px;padding:48px 24px;text-align:center;color:var(--ink-500)}
.empty svg{color:var(--primary-500)}
.skeleton{background:linear-gradient(90deg,#EEF3F8,#E2EAF2,#EEF3F8);background-size:200% 100%;animation:sk 1.2s linear infinite;border-radius:var(--r-sm)}
@keyframes sk{0%{background-position:0 0}100%{background-position:-200% 0}}

/* ---------- 页脚 ---------- */
.footer{background:var(--surface);border-top:1px solid var(--line);padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer h4{font-size:14px;margin-bottom:16px;color:var(--ink-900)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-mark{width:32px;height:32px;border-radius:9px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary-600),var(--primary-500))}
.footer-brand strong{font-size:16px;color:var(--ink-900)}
.footer-desc{font-size:14px;color:var(--ink-500);max-width:340px;line-height:1.75}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:var(--ink-700)}
.footer-links a:hover{color:var(--primary-600);text-decoration:underline}
.footer-qr{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-500);border:1px dashed var(--line);border-radius:var(--r-sm);padding:8px 14px}
.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--ink-500)}

/* ---------- 响应式 ---------- */
@media (min-width:1024px) and (max-width:1279px){
  .rail{width:72px;padding:20px 10px;align-items:center;overflow:visible}
  .rail-word,.rail-group-title,.rail-anchor,.rail-note{display:none}
  .rail-brand{justify-content:center}
  .rail-group{width:100%;align-items:center}
  .rail-link{justify-content:center;padding:10px;width:52px}
  .rail-link.is-active::before{display:none}
  .rail-txt{
    position:absolute;left:52px;top:50%;transform:translateY(-50%) translateX(-6px);
    background:var(--primary-700);color:#fff;font-size:13px;line-height:1;padding:8px 12px;border-radius:8px;
    white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .16s ease-out,transform .16s ease-out;
  }
  .rail-link:hover .rail-txt{opacity:1;transform:translateY(-50%) translateX(0)}
  .main{margin-left:72px}
}
@media (max-width:1023px){
  .rail{display:none}
  .topbar{display:flex}
  .main{margin-left:0;padding-top:60px}
  .page-hero{padding:36px 0 28px}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:20px;align-items:start}
  .section{padding:64px 0}
  .split{grid-template-columns:minmax(0,1fr);gap:28px}
  .cta{grid-template-columns:minmax(0,1fr);padding:40px 28px}
  .cases{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .row{grid-template-columns:56px minmax(0,1fr) 24px;gap:14px;padding:18px 4px}
  .row-num{width:56px;height:48px;font-size:16px}
  .cases{grid-template-columns:minmax(0,1fr)}
  .cta-wrap{padding:64px 0}
  .footer{padding:44px 0 20px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
}
@media (max-width:480px){
  .container{padding:0 16px}
  .hero-lead{padding-left:14px}
  .btn{width:100%}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .section-head{gap:12px}
}