/* roulang page: index */
:root{
  --primary:#1E6FD9;
  --primary-hover:#175BB0;
  --primary-dark:#0E3F7E;
  --primary-light:#EDF3FA;
  --primary-lighter:#F7FAFD;
  --accent:#FF7A2F;
  --accent-dark:#E4641C;
  --teal:#12B886;
  --ink:#0F1B2D;
  --text:#475467;
  --muted:#98A2B3;
  --line:#E3EAF3;
  --bg:#FFFFFF;
  --bg-alt:#F4F7FB;
  --r-card:16px;
  --r-sm:12px;
  --r-img:14px;
  --sh1:0 2px 8px rgba(16,42,80,.05);
  --sh2:0 8px 24px rgba(16,42,80,.08);
  --sh3:0 16px 36px rgba(16,42,80,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:hidden;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{color:var(--ink);margin:0 0 .6em;font-weight:700;line-height:1.35;font-style:normal;letter-spacing:.2px}
h1{font-size:clamp(30px,4.4vw,46px);line-height:1.25;font-weight:700}
h2{font-size:clamp(24px,2.6vw,32px);line-height:1.35}
h3{font-size:20px;line-height:1.5;font-weight:600}
h4{font-size:17px;line-height:1.5;font-weight:600}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.1em}
li{margin-bottom:.4em}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary-hover)}
button{font-family:inherit;cursor:pointer}
table{border-collapse:collapse}
a:focus-visible,button:focus-visible,input:focus-visible,.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
@media(min-width:1600px){.container{max-width:1240px}}
@media(max-width:768px){.container{padding:0 20px}}

/* ---------- Dock 导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:120;padding:16px 20px 0;transition:padding .28s ease;pointer-events:none}
.site-header>*{pointer-events:auto}
.site-header.is-scrolled{padding-top:8px}
.dock{
  max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:16px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);border-radius:999px;
  padding:8px 10px 8px 18px;box-shadow:var(--sh2);
  transition:box-shadow .28s ease,transform .28s ease;
}
.site-header.is-scrolled .dock{box-shadow:var(--sh3);transform:translateY(-4px)}
.dock-brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:36px;height:36px;border-radius:11px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px;letter-spacing:.5px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{color:var(--ink);font-size:16px;font-weight:700}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.16em}
.dock-nav{display:flex;align-items:center;gap:2px;margin:0 auto}
.dock-nav a{display:inline-flex;align-items:center;height:40px;padding:0 16px;border-radius:999px;font-size:15px;color:var(--text);font-weight:500;transition:background .2s,color .2s;white-space:nowrap}
.dock-nav a:hover{background:var(--primary-lighter);color:var(--primary)}
.dock-nav a.is-active{background:var(--primary-light);color:var(--primary);font-weight:600;box-shadow:inset 0 0 0 1px rgba(30,111,217,.16)}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{width:40px;height:40px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--text);display:grid;place-items:center;transition:border-color .2s,color .2s,background .2s}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-lighter)}
.menu-toggle{display:none;width:44px;height:44px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:16px}
.dock-search{max-width:1120px;margin:10px auto 0;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh2);padding:12px;display:none}
.dock-search.is-open{display:block}
.dock-search form{display:flex;gap:10px}
.dock-search input{flex:1;min-width:0;height:48px;border-radius:var(--r-sm);border:1px solid var(--line);padding:0 16px;font-size:15px;color:var(--ink);background:#fff;font-family:inherit}
.dock-search input::placeholder{color:var(--muted)}
.dock-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,111,217,.14)}
.mobile-panel{display:none;max-width:1120px;margin:10px auto 0;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh2);padding:10px;flex-direction:column;gap:2px}
.mobile-panel.is-open{display:flex}
.mobile-panel a{height:48px;display:flex;align-items:center;padding:0 16px;border-radius:12px;color:var(--text);font-size:15px;font-weight:500}
.mobile-panel a:hover{background:var(--primary-lighter);color:var(--primary)}
.mobile-panel a.is-active{background:var(--primary-light);color:var(--primary);font-weight:600}
.mobile-panel .btn{margin-top:8px;height:48px}
@media(max-width:992px){
  .dock-nav{display:none}
  .menu-toggle{display:inline-flex}
  .dock{padding:8px 10px 8px 14px}
}
@media(max-width:520px){
  .site-header{padding:10px 12px 0}
  .brand-text em{display:none}
  .dock-actions .btn-primary{display:none}
}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:var(--r-sm);font-size:15px;font-weight:600;border:1px solid transparent;transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;text-align:center;white-space:nowrap;line-height:1.2}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(30,111,217,.22)}
.btn-primary:hover{background:var(--primary-hover);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(30,111,217,.28)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(30,111,217,.2)}
.btn-ghost{background:#fff;color:var(--primary);border-color:rgba(30,111,217,.35)}
.btn-ghost:hover{background:var(--primary-light);color:var(--primary-hover);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,47,.26)}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px)}
.btn-lg{padding:16px 32px;font-size:16px}
.btn-sm{padding:10px 20px;font-size:14px;border-radius:10px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 11px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.7;white-space:nowrap}
.badge-soft{background:var(--primary-light);color:var(--primary-dark)}
.badge-accent{background:var(--accent);color:#fff}
.badge-teal{background:rgba(18,184,134,.12);color:#0B8F68}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--primary);font-size:15px}
.link-arrow i{transition:transform .2s ease;font-size:12px}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{margin-bottom:12px}
.section-head p{margin:0;color:var(--text)}
.section-head-flex{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:44px}
.section-head-flex .section-head{margin-bottom:0}
.divider{height:1px;background:var(--line);border:0;margin:0}
@media(max-width:992px){.section{padding:72px 0}}
@media(max-width:768px){.section{padding:56px 0}.section-head-flex{margin-bottom:32px}}

/* ---------- Hero ---------- */
.hero{position:relative;padding:132px 0 0;background:linear-gradient(180deg,#F7FAFD 0%,#FFFFFF 66%);overflow:hidden}
.hero-inner{align-items:center}
.hero-copy{max-width:580px}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--primary-dark);font-size:13px;font-weight:600;box-shadow:var(--sh1)}
.hero-badge i{color:var(--teal);font-size:11px}
.hero h1{margin:20px 0 16px}
.hero-sub{font-size:17px;color:var(--text);max-width:520px;margin-bottom:28px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:8px}
.hero-visual{position:relative;margin-top:16px}
.hero-visual>img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:20px;box-shadow:var(--sh2);background:var(--bg-alt)}
.hero-float{position:absolute;left:-14px;bottom:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:12px 18px;box-shadow:var(--sh2);display:flex;gap:12px;align-items:center}
.hero-float .dot{width:10px;height:10px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(18,184,134,.14);flex:0 0 auto}
.hero-float strong{display:block;font-size:14px;color:var(--ink);line-height:1.4}
.hero-float span{font-size:12px;color:var(--muted)}
.trust-bar{display:grid;grid-template-columns:repeat(4,1fr);margin-top:64px;border-top:1px solid var(--line);padding:26px 0 34px}
.trust-item{padding-left:22px;border-left:1px solid var(--line)}
.trust-item:first-child{border-left:0;padding-left:0}
.trust-item strong{display:block;font-size:15px;color:var(--ink);margin-bottom:2px}
.trust-item span{font-size:13px;color:var(--muted)}
@media(max-width:900px){
  .hero{padding-top:118px}
  .trust-bar{grid-template-columns:repeat(2,1fr);gap:20px 0;margin-top:44px}
  .trust-item:nth-child(3){border-left:0;padding-left:0}
}
@media(max-width:520px){
  .hero-float{left:8px;bottom:12px}
  .trust-bar{grid-template-columns:1fr}
  .trust-item{border-left:0;padding-left:0;padding-bottom:10px;border-bottom:1px dashed var(--line)}
  .trust-item:last-child{border-bottom:0}
}

/* ---------- 权益对比表 ---------- */
.matrix-wrap{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:#fff;box-shadow:var(--sh1)}
.matrix-table{width:100%;font-size:15px}
.matrix-table th,.matrix-table td{padding:15px 18px;text-align:center;border-bottom:1px solid var(--line)}
.matrix-table thead th{background:var(--primary-lighter);color:var(--ink);font-weight:600;font-size:15px}
.matrix-table th.m-first,.matrix-table td.m-first{text-align:left;color:var(--ink);font-weight:600;background:#FBFDFF;width:27%}
.matrix-table tbody tr:last-child th,.matrix-table tbody tr:last-child td{border-bottom:0}
.matrix-table tbody tr:hover td{background:var(--primary-lighter)}
.matrix-table tbody tr:hover td.m-first{background:var(--primary-light)}
.matrix-table .is-featured{background:var(--primary-light);box-shadow:inset 1px 0 0 rgba(30,111,217,.22),inset -1px 0 0 rgba(30,111,217,.22)}
.matrix-table thead .is-featured{background:#E1ECF9;color:var(--primary-dark)}
.matrix-table td.is-featured{color:var(--primary-dark);font-weight:600}
.mark-yes{color:var(--primary);font-size:16px}
.mark-no{color:#CBD5E1;font-size:16px}
.mark-text{color:var(--primary-dark);font-weight:600;font-size:14px}
.matrix-cards{display:none}
@media(max-width:900px){
  .matrix-wrap{display:none}
  .matrix-cards{display:grid;gap:16px}
}
.m-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1)}
.m-card.is-featured{border-color:rgba(30,111,217,.42)}
.m-card-head{padding:14px 18px;background:var(--primary-light);color:var(--primary-dark);font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:12px}
.m-card-body{padding:4px 18px 14px}
.m-row{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.m-row:last-child{border-bottom:0}
.m-row dt{color:var(--text);font-weight:400;margin:0}
.m-row dd{margin:0;color:var(--ink);font-weight:600;text-align:right}

/* ---------- 等级卡 ---------- */
.level-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.level-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh1);display:flex;flex-direction:column;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.level-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(30,111,217,.35)}
.level-bar{height:4px;display:block}
.level-body{padding:22px 22px 0;flex:1 1 auto}
.level-name{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:6px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.level-desc{font-size:14px;color:var(--muted);margin-bottom:16px;min-height:44px}
.level-list{list-style:none;margin:0 0 22px;padding:0}
.level-list li{position:relative;padding-left:20px;font-size:14.5px;margin-bottom:10px;color:var(--text)}
.level-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--primary)}
.level-btn{margin:0 22px 22px}
@media(max-width:992px){.level-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.level-grid{grid-template-columns:1fr}}

/* ---------- 专属内容预览 ---------- */
.preview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.preview-card{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.preview-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(30,111,217,.3)}
.preview-card.reverse .p-media{order:2}
.preview-card.reverse .p-body{order:1}
.p-media{position:relative;overflow:hidden;background:var(--bg-alt);min-height:190px}
.p-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/2;transition:transform .45s ease}
.preview-card:hover .p-media img{transform:scale(1.03)}
.p-body{padding:24px;display:flex;flex-direction:column;justify-content:center;gap:10px}
.p-body h3{font-size:18px;margin:0}
.p-body p{margin:0;font-size:14px;color:var(--text)}
@media(max-width:1024px){.preview-grid{grid-template-columns:1fr}}
@media(max-width:560px){
  .preview-card{grid-template-columns:1fr}
  .preview-card.reverse .p-media{order:0}
  .preview-card.reverse .p-body{order:0}
}

/* ---------- 资讯列表 ---------- */
.cms-grid{align-items:stretch}
.cms-feature{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;color:inherit}
.cms-feature:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(30,111,217,.3);color:inherit}
.cms-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt)}
.cms-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.cms-feature:hover .cms-thumb img{transform:scale(1.03)}
.cms-badge{position:absolute;left:16px;top:16px;background:rgba(255,255,255,.94);color:var(--primary-dark)}
.cms-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.cms-title{font-size:20px;font-weight:700;color:var(--ink);line-height:1.45;display:block}
.cms-excerpt{font-size:14.5px;color:var(--text);display:block}
.cms-meta{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);margin-top:auto;font-variant-numeric:tabular-nums}
.cms-side{display:flex;flex-direction:column;gap:16px;height:100%}
.cms-mini{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:14px;box-shadow:var(--sh1);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;color:inherit;flex:1 1 auto}
.cms-mini:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:rgba(30,111,217,.3);color:inherit}
.cms-mini-thumb{flex:0 0 84px;width:84px;height:64px;border-radius:12px;overflow:hidden;background:var(--bg-alt)}
.cms-mini-thumb img{width:100%;height:100%;object-fit:cover}
.cms-mini-body{display:flex;flex-direction:column;gap:6px;min-width:0}
.cms-mini-body strong{font-size:15px;color:var(--ink);line-height:1.5;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-mini-excerpt{font-size:13px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.cms-mini-meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;flex-wrap:wrap}
.cms-mini-meta em{font-style:normal;padding:2px 9px;border-radius:999px;background:var(--primary-light);color:var(--primary-dark);font-weight:600;font-size:12px}
.cms-empty{grid-column:1/-1;text-align:center;background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);padding:52px 24px}
.cms-empty i{font-size:30px;color:#C3D4EA;margin-bottom:12px;display:block}
.cms-empty p{margin:0 0 16px;color:var(--muted);font-size:15px}
@media(max-width:900px){
  .cms-side{margin-top:24px}
}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.is-open{border-color:rgba(30,111,217,.35);box-shadow:var(--sh1)}
.faq-q{position:relative;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:none;border:0;font-size:16px;font-weight:600;color:var(--ink);text-align:left;line-height:1.6;transition:color .2s ease}
.faq-q::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;background:var(--primary);opacity:0;transition:opacity .2s ease}
.faq-item.is-open .faq-q::before{opacity:1}
.faq-q:hover{color:var(--primary)}
.faq-q i{flex:0 0 auto;color:var(--muted);font-size:14px;transition:transform .2s ease,color .2s ease}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--primary)}
.faq-a{display:none;padding:2px 20px 18px 20px;background:var(--primary-lighter);border-top:1px solid var(--line)}
.faq-item.is-open .faq-a{display:block}
.faq-a p{margin:14px 0 0;font-size:15px;color:var(--text)}

/* ---------- 开通会员 CTA ---------- */
.cta-band{position:relative;background:var(--primary-light);border:1px solid rgba(30,111,217,.18);border-radius:20px;padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;overflow:hidden}
.cta-band::after{content:"";position:absolute;right:-60px;top:-70px;width:320px;height:320px;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.12;border-radius:50%;pointer-events:none}
.cta-band h2{margin-bottom:10px;position:relative;z-index:1}
.cta-band p{margin:0;max-width:620px;position:relative;z-index:1}
.cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto}
@media(max-width:900px){
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 26px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 180px}
}

/* ---------- 表单 ---------- */
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 20px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;font-weight:600;color:var(--ink)}
.field input,.field select{height:48px;border-radius:var(--r-sm);border:1px solid var(--line);padding:0 16px;font-size:15px;color:var(--ink);background:#fff;font-family:inherit;transition:border-color .2s,box-shadow .2s}
.field input::placeholder{color:var(--muted)}
.field input:focus,.field select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(30,111,217,.14)}
.field.is-error input{border-color:var(--accent-dark)}
.field .hint{font-size:12.5px;color:var(--muted)}
.field.is-error .hint{color:var(--accent-dark)}
.signup-panel{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh2);padding:36px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.signup-panel .form-grid{grid-template-columns:1fr 1fr}
.signup-submit{grid-column:1/-1;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
@media(max-width:900px){
  .signup-panel{grid-template-columns:1fr;padding:26px}
  .signup-panel .form-grid{grid-template-columns:1fr}
  .signup-submit .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-alt);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:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand span.mark{width:34px;height:34px;border-radius:10px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-size:16px}
.footer-brand strong{color:var(--ink);font-size:16px}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--ink)}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--text);font-size:14.5px}
.footer-col a:hover{color:var(--primary)}
.footer-col p{font-size:14.5px;margin:0 0 10px}
.footer-col p span{color:var(--muted);display:inline-block;min-width:66px}
.footer-note{font-size:13px;color:var(--muted);margin-top:14px;line-height:1.7}
.footer-bottom{background:var(--primary-dark);color:rgba(255,255,255,.78);font-size:13px;margin-top:48px}
.footer-bottom .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px}
.footer-bottom a{color:rgba(255,255,255,.9)}
.footer-bottom a:hover{color:#fff}
@media(max-width:992px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr}}

/* ---------- 返回顶部 ---------- */
.to-top{position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--primary-dark);display:grid;place-items:center;box-shadow:var(--sh2);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .25s ease,transform .25s ease,visibility .25s,border-color .2s,color .2s;z-index:90}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{border-color:var(--primary);color:var(--primary)}
@media(max-width:520px){.to-top{right:16px;bottom:16px}}

/* roulang page: article */
:root{
  --brand:#1E6FD9;
  --brand-deep:#175BB0;
  --brand-dark:#0E3F7E;
  --brand-soft:#EDF3FA;
  --brand-soften:#F7FAFD;
  --accent:#FF7A2F;
  --accent-dark:#E4641C;
  --green:#12B886;
  --page:#FFFFFF;
  --alt:#F4F7FB;
  --line:#E3EAF3;
  --text:#475467;
  --muted:#98A2B3;
  --title:#0F1B2D;
  --r-card:16px;
  --r-sm:12px;
  --r-img:14px;
  --sh1:0 2px 8px rgba(16,42,80,.05);
  --sh2:0 8px 24px rgba(16,42,80,.08);
  --sh3:0 16px 36px rgba(16,42,80,.12);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:104px 0 0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--page);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-deep)}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit}
h1,h2,h3,h4{color:var(--title);margin:0;font-weight:700;letter-spacing:.2px}
h1{font-size:clamp(26px,3.2vw,38px);line-height:1.3}
h2{font-size:clamp(24px,2.6vw,32px);line-height:1.35}
h3{font-size:20px;line-height:1.5;font-weight:600}
h4{font-size:17px;line-height:1.5;font-weight:600}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
@media (min-width:1400px){.container{max-width:1240px}}

/* ---------- Dock 导航 ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:900;padding:0 20px;transition:top .25s ease}
.site-header.is-scrolled{top:8px}
.dock{
  max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:18px;
  padding:10px 12px 10px 16px;border:1px solid var(--line);border-radius:999px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:saturate(160%) blur(10px);
  backdrop-filter:saturate(160%) blur(10px);
  box-shadow:var(--sh2);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled .dock{box-shadow:0 14px 34px rgba(16,42,80,.14)}
.dock-brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--title)}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);
  color:#fff;font-weight:700;font-size:17px;letter-spacing:0;
}
.brand-text{font-size:16px;font-weight:700;color:var(--title);line-height:1.1;display:flex;flex-direction:column}
.brand-text em{font-style:normal;font-size:11px;font-weight:500;color:var(--muted);letter-spacing:2px;margin-top:2px}
.dock-nav{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:nowrap}
.dock-nav a{
  display:inline-flex;align-items:center;height:44px;padding:0 16px;border-radius:999px;
  font-size:15px;color:var(--text);font-weight:500;position:relative;white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.dock-nav a:hover{background:var(--brand-soften);color:var(--brand)}
.dock-nav a.is-active{background:var(--brand-soft);color:var(--brand);font-weight:700}
.dock-nav a.is-active::after{
  content:"";position:absolute;left:50%;bottom:4px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--brand);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:999px;border:1px solid var(--line);background:#fff;
  color:var(--text);display:grid;place-items:center;transition:all .18s ease;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soften);transform:translateY(-1px)}
.icon-btn:active{transform:translateY(0)}
.menu-btn{display:none;width:44px;height:44px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--title)}
.dock-search{display:none;max-width:1120px;margin:10px auto 0;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--sh2);padding:12px}
.dock-search.is-open{display:block}
.dock-search form{display:flex;gap:10px}
.dock-search input{flex:1;height:48px;border:1px solid var(--line);border-radius:var(--r-sm);padding:0 14px;color:var(--title);background:var(--brand-soften)}
.dock-search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(30,111,217,.12)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(30,111,217,.22)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(30,111,217,.28)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(30,111,217,.22)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(255,122,47,.24)}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:11px 18px;font-size:14px}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand)}
.text-link i{transition:transform .18s ease}
.text-link:hover i{transform:translateX(4px)}

/* ---------- 通用板块 ---------- */
main{display:block}
.section{padding:96px 0}
.section-alt{background:var(--alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.section-head p{margin:8px 0 0;color:var(--muted);font-size:15px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:6px 14px;margin-bottom:14px;
}
.eyebrow i{font-size:12px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:#CFE0F5}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  padding:5px 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand);
}
.chip-accent{background:var(--accent);color:#fff}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:28px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#C7D2E0}
.breadcrumb .current{color:var(--text);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-hero{padding:22px 0 34px}
.article-hero h1{max-width:900px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:20px;font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
.article-meta .dot{color:#D3DCE8}
.article-hero .rule{height:1px;background:var(--line);margin-top:26px}

/* ---------- 阅读布局 ---------- */
.read-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:44px;padding:34px 0 0;align-items:start}
.article-body{max-width:760px;font-size:17px;line-height:1.85;color:var(--text)}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em}
.article-body h2{
  font-size:clamp(21px,2vw,25px);line-height:1.4;margin:2em 0 .8em;
  padding-left:14px;border-left:4px solid var(--brand);
}
.article-body h3{font-size:20px;margin:1.7em 0 .6em;color:var(--title)}
.article-body h4{font-size:17px;margin:1.4em 0 .5em;color:var(--title)}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:4px}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:.5em}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand);
}
.article-body ol{counter-reset:olc}
.article-body ol li{counter-increment:olc}
.article-body ol li::before{
  content:counter(olc);position:absolute;left:0;top:.2em;width:18px;height:18px;border-radius:6px;
  background:var(--brand-soft);color:var(--brand);font-size:11px;font-weight:700;display:grid;place-items:center;
}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;background:var(--brand-soften);
  border-left:3px solid var(--accent);border-radius:var(--r-sm);color:var(--title);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden}
.article-body thead th{background:var(--brand-soft);color:var(--brand-dark);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:var(--brand-soften)}
.article-body img{border-radius:var(--r-img);margin:1.4em 0 .6em;width:100%;object-fit:cover}
.article-body figure{margin:1.6em 0}
.article-body figcaption,.article-body .caption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.article-body a{border-bottom:1px solid currentColor}
.article-body hr{border:0;height:1px;background:var(--line);margin:2em 0}
.article-body code{background:var(--alt);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--brand-dark)}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:120px;display:grid;gap:20px}
.side-card{padding:22px;border-radius:var(--r-card);border:1px solid var(--line);background:#fff;box-shadow:var(--sh1)}
.side-card h4{display:flex;align-items:center;gap:8px;font-size:15px;margin-bottom:14px}
.side-card h4 i{color:var(--brand);font-size:14px}
.toc-list{display:grid;gap:4px;max-height:300px;overflow:auto}
.toc-list a{display:block;font-size:14px;color:var(--text);padding:8px 10px;border-radius:10px;border-left:2px solid transparent}
.toc-list a:hover{background:var(--brand-soften);color:var(--brand);border-left-color:var(--brand)}
.toc-empty{font-size:13px;color:var(--muted)}
.mini-list{display:grid;gap:12px}
.mini-item{display:flex;gap:12px;align-items:flex-start;padding-bottom:12px;border-bottom:1px dashed var(--line)}
.mini-item:last-child{padding-bottom:0;border-bottom:0}
.mini-thumb{
  width:60px;height:60px;flex:0 0 60px;border-radius:12px;overflow:hidden;background:var(--alt);
  display:grid;place-items:center;color:#B9CBE2;
}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-item h5{margin:0 0 4px;font-size:14px;line-height:1.5;color:var(--title);font-weight:600}
.mini-item h5 a{color:var(--title)}
.mini-item h5 a:hover{color:var(--brand)}
.mini-item span{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.side-cta{background:var(--brand-soft);border-color:#D8E6F7}
.side-cta p{font-size:14px;color:#3C577A;margin-bottom:16px}

/* ---------- 文末 ---------- */
.article-foot{margin-top:44px;padding-top:26px;border-top:1px solid var(--line);max-width:760px}
.foot-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px}
.tag-group{display:flex;flex-wrap:wrap;gap:8px}
.share-group{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.share-group button{
  width:38px;height:38px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--text);
  display:grid;place-items:center;transition:all .18s ease;
}
.share-group button:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soften);transform:translateY(-2px)}
.pager-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:32px}
.pager-card{display:flex;flex-direction:column;gap:8px;padding:22px;border-radius:var(--r-card);border:1px solid var(--line);background:#fff;box-shadow:var(--sh1);transition:all .2s ease}
.pager-card:hover{transform:translateY(-4px);box-shadow:var(--sh3);border-color:#CFE0F5}
.pager-card span{font-size:12px;color:var(--muted);letter-spacing:1px}
.pager-card strong{font-size:16px;color:var(--title);font-weight:600;line-height:1.5}
.pager-card i{color:var(--brand);font-size:13px}
.pager-card.next{align-items:flex-end;text-align:right}

/* ---------- 相关推荐 ---------- */
.reco-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.reco-card{overflow:hidden;display:flex;flex-direction:column}
.reco-media{aspect-ratio:3/2;overflow:hidden;background:var(--alt)}
.reco-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.reco-card:hover .reco-media img{transform:scale(1.04)}
.reco-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.reco-body h3{font-size:17px;line-height:1.5}
.reco-body h3 a{color:var(--title)}
.reco-body h3 a:hover{color:var(--brand)}
.reco-body p{font-size:14px;margin:0;color:var(--text)}
.reco-body .meta{margin-top:auto;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--brand-soft);border-top:1px solid #DCE9F8;border-bottom:1px solid #DCE9F8;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.14;pointer-events:none;
  background:url('/assets/images/backpic/back-2.png') right center/cover no-repeat;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:54px 0}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px)}
.cta-inner p{margin:10px 0 0;color:#3C577A;font-size:15px;max-width:60ch}

/* ---------- 空态 ---------- */
.empty-state{max-width:640px;margin:0 auto;text-align:center;padding:64px 24px;border:1px dashed var(--line);border-radius:var(--r-card);background:var(--brand-soften)}
.empty-state .empty-icon{
  width:64px;height:64px;border-radius:20px;margin:0 auto 20px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);color:var(--brand);font-size:24px;
}
.empty-state h2{font-size:22px;margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:24px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--alt);border-top:1px solid var(--line);margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:36px;padding:64px 0 44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);color:#fff;font-weight:700;
}
.footer-brand strong{color:var(--title);font-size:16px}
.footer-col p{font-size:14px;color:var(--text)}
.footer-note{font-size:13px;color:var(--muted)}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{font-size:14px;color:var(--text)}
.footer-col ul a:hover{color:var(--brand)}
.footer-col p span{display:inline-block;min-width:76px;color:var(--muted)}
.footer-bottom{background:var(--brand-dark)}
.footer-bottom .container{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;padding:16px 24px;font-size:13px;color:rgba(255,255,255,.82)}

/* ---------- 返回顶部 ---------- */
#backTop{
  position:fixed;right:22px;bottom:26px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--brand);display:grid;place-items:center;box-shadow:var(--sh2);
  opacity:0;visibility:hidden;transform:translateY(10px);transition:all .25s ease;z-index:800;
}
#backTop.is-show{opacity:1;visibility:visible;transform:translateY(0)}
#backTop:hover{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .read-layout{gap:32px}
}
@media (max-width:1024px){
  body{padding-top:96px}
  .read-layout{grid-template-columns:minmax(0,1fr);gap:34px}
  .sidebar{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .reco-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .dock-nav{
    position:absolute;top:calc(100% + 10px);left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--sh2);padding:10px;
    display:none;
  }
  .dock-nav.is-open{display:flex}
  .dock-nav a{height:48px;padding:0 16px;border-radius:12px}
  .dock-nav a.is-active::after{display:none}
  .menu-btn{display:grid;place-items:center}
  .dock{padding:10px 12px}
  .icon-btn{display:none}
}
@media (max-width:768px){
  body{padding-top:92px}
  .section{padding:56px 0}
  .site-footer{margin-top:56px}
  .article-hero{padding:16px 0 26px}
  .article-meta{gap:8px;font-size:13px}
  .pager-grid{grid-template-columns:minmax(0,1fr)}
  .pager-card.next{align-items:flex-start;text-align:left}
  .reco-grid{grid-template-columns:minmax(0,1fr)}
  .sidebar{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);padding:44px 0 32px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:40px 0}
  .article-body{font-size:16px}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:26px}
}
@media (max-width:520px){
  .container{padding:0 20px}
  .brand-text{font-size:15px}
  .btn{padding:13px 20px;width:100%}
  .btn-sm{width:auto}
  .dock-actions .btn-sm{padding:10px 14px;font-size:13px}
  .cta-inner .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --brand:#1E6FD9;
  --brand-dark:#175BB0;
  --navy:#0E3F7E;
  --brand-soft:#EDF3FA;
  --brand-softest:#F7FAFD;
  --accent:#FF7A2F;
  --accent-dark:#E4641C;
  --green:#12B886;
  --bg:#FFFFFF;
  --bg-alt:#F4F7FB;
  --border:#E3EAF3;
  --text:#475467;
  --muted:#98A2B3;
  --heading:#0F1B2D;
  --r-card:16px;
  --r-sm:12px;
  --r-img:14px;
  --sh-1:0 2px 8px rgba(16,42,80,.05);
  --sh-2:0 8px 24px rgba(16,42,80,.08);
  --sh-3:0 16px 36px rgba(16,42,80,.12);
  --sec-desktop:96px;
  --sec-tablet:72px;
  --sec-mobile:56px;
}
*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  padding-top:104px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--brand-dark);}
button,input,textarea,select{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--heading);font-weight:700;}
h1{font-size:clamp(30px,4.2vw,42px);line-height:1.25;}
h2{font-size:clamp(24px,3vw,32px);line-height:1.35;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
h4{font-size:17px;line-height:1.5;font-weight:600;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--sec-desktop) 0;}
.section--alt{background:var(--bg-alt);}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head h2{margin-bottom:12px;}
.section-lead{color:var(--text);font-size:16px;margin:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand);background:var(--brand-soft);
  border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow i{font-size:11px;}

/* ---------- Dock 导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:60;pointer-events:none;}
.dock-wrap{
  max-width:1120px;margin:0 auto;padding:16px;
}
.dock{
  pointer-events:auto;
  display:flex;align-items:center;gap:18px;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border:1px solid var(--border);
  border-radius:999px;
  box-shadow:var(--sh-2);
  padding:10px 14px 10px 18px;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
}
.dock.is-scrolled{transform:translateY(-8px);box-shadow:0 12px 32px rgba(16,42,80,.14);}
.dock-brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--heading);}
.dock-brand .mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--navy) 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;
}
.dock-brand .brand-text{display:flex;flex-direction:column;line-height:1.12;}
.dock-brand strong{font-size:16px;font-weight:700;color:var(--heading);}
.dock-brand em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.14em;}
.dock-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.dock-nav a{
  display:inline-flex;align-items:center;
  min-height:44px;padding:0 16px;border-radius:999px;
  font-size:15px;color:var(--text);font-weight:500;
  transition:background .2s,color .2s;
  position:relative;
}
.dock-nav a:hover{background:var(--brand-soft);color:var(--brand);}
.dock-nav a.is-active{background:var(--brand-soft);color:var(--brand);font-weight:600;}
.dock-nav a.is-active::after{
  content:'';position:absolute;left:50%;bottom:4px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--brand);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--border);background:#fff;color:var(--navy);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .2s;
}
.icon-btn:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand);}
.hamburger{display:none;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-sm);border:1px solid transparent;
  padding:14px 26px;font-size:16px;font-weight:600;
  cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:10px 20px;font-size:14px;border-radius:10px;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:600;color:var(--brand);font-size:15px;
}
.text-link i{transition:transform .2s;}
.text-link:hover i{transform:translateX(4px);}

/* ---------- 移动端面板 ---------- */
.mobile-panel{display:none;pointer-events:auto;}
.mobile-panel a{
  display:flex;align-items:center;min-height:48px;
  padding:0 20px;font-size:16px;color:var(--text);
  border-bottom:1px solid var(--border);
}
.mobile-panel a.is-active{color:var(--brand);font-weight:600;background:var(--brand-softest);}
.mobile-panel .panel-cta{padding:16px 20px;border-bottom:none;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  padding:8px 0 0;
  font-size:13px;color:var(--muted);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li::after{content:'/';color:#C7D2E0;}
.breadcrumb li:last-child::after{display:none;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .current{color:var(--heading);font-weight:600;}

/* ---------- 分类页 Hero ---------- */
.cat-hero{
  padding:28px 0 64px;
}
.cat-hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:48px;align-items:center;
}
.cat-hero h1{margin-bottom:18px;}
.cat-hero h1 span{color:var(--brand);}
.cat-hero .lead{
  font-size:17px;line-height:1.8;color:var(--text);
  margin:0 0 22px;max-width:560px;
}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:13px;font-weight:600;
  background:var(--brand-soft);color:var(--brand);
}
.chip i{font-size:11px;}
.chip.chip-accent{background:rgba(255,122,47,.12);color:var(--accent-dark);}
.cat-hero-figure{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  min-height:300px;box-shadow:var(--sh-2);
  border:1px solid var(--border);
}
.cat-hero-figure img{width:100%;height:320px;object-fit:cover;}
.cat-hero-figure .fig-tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(255,255,255,.94);
  border-radius:999px;padding:8px 16px;
  font-size:13px;font-weight:600;color:var(--navy);
  box-shadow:var(--sh-1);
}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;max-width:900px;}
.timeline::before{
  content:'';position:absolute;left:15px;top:10px;bottom:10px;
  width:2px;background:#DCE7F5;border-radius:2px;
}
.tl-item{
  position:relative;padding:0 0 30px 62px;
  border-bottom:1px dashed var(--border);
  margin-bottom:30px;
}
.tl-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0;}
.tl-num{
  position:absolute;left:0;top:0;
  width:32px;height:32px;border-radius:50%;
  background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;
  box-shadow:0 0 0 4px #fff,0 4px 12px rgba(255,122,47,.28);
  z-index:1;
}
.tl-body h3{margin-bottom:8px;font-size:19px;}
.tl-body p{margin:0 0 12px;color:var(--text);font-size:15.5px;line-height:1.8;}
.tl-hint{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-soft);color:var(--brand);
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;
}
.tl-hint i{font-size:11px;}
.tl-hint.orange{background:rgba(255,122,47,.12);color:var(--accent-dark);}

/* ---------- 双列注意事项 ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.note-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:32px;box-shadow:var(--sh-1);transition:all .25s ease;
}
.note-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#C8DAF1;}
.note-head{display:flex;align-items:center;gap:14px;margin-bottom:22px;}
.note-icon{
  width:46px;height:46px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;font-size:18px;
  background:var(--brand-soft);color:var(--brand);
}
.note-card.orange .note-icon{background:rgba(255,122,47,.12);color:var(--accent-dark);}
.note-head h3{font-size:19px;}
.note-list li{
  display:flex;gap:12px;padding:12px 0;
  border-bottom:1px dashed var(--border);font-size:15px;line-height:1.7;
}
.note-list li:last-child{border-bottom:none;padding-bottom:0;}
.note-list i{color:var(--brand);margin-top:5px;font-size:13px;flex:0 0 auto;}
.note-card.orange .note-list i{color:var(--accent-dark);}
.note-list strong{color:var(--heading);font-weight:600;}

/* ---------- 三卡图文清单 ---------- */
.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.info-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#C8DAF1;}
.info-card figure{margin:0;overflow:hidden;position:relative;}
.info-card img{width:100%;height:190px;object-fit:cover;transition:transform .35s ease;}
.info-card:hover img{transform:scale(1.03);}
.info-card .body{padding:24px;display:flex;flex-direction:column;flex:1;}
.badge{
  display:inline-flex;align-items:center;
  font-size:12px;font-weight:600;border-radius:999px;
  padding:5px 12px;background:var(--brand-soft);color:var(--brand);
  margin-bottom:14px;align-self:flex-start;
}
.badge.accent{background:var(--accent);color:#fff;}
.info-card h3{font-size:18px;margin-bottom:10px;}
.info-card p{font-size:15px;line-height:1.75;color:var(--text);margin:0 0 18px;}
.info-card .foot{margin-top:auto;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-sm);margin-bottom:14px;overflow:hidden;
  transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:#C8DAF1;}
.faq-item summary{
  position:relative;cursor:pointer;list-style:none;
  padding:20px 58px 20px 24px;
  font-size:17px;font-weight:600;color:var(--heading);
  transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:'\f078';
  font-family:'Font Awesome 6 Free';font-weight:900;
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:12px;color:var(--brand);transition:transform .2s ease;
}
.faq-item[open]{border-color:#C8DAF1;box-shadow:var(--sh-2);}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(180deg);}
.faq-item[open]::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--brand);z-index:1;
}
.faq-a{
  padding:16px 24px 22px;
  background:var(--brand-softest);
  border-top:1px solid var(--border);
  font-size:15px;line-height:1.8;color:var(--text);
}
.faq-a p:last-child{margin-bottom:0;}

/* ---------- 窄 CTA 条 ---------- */
.cta-band{
  background:var(--brand-soft);
  border:1px solid #D8E6F6;
  border-radius:var(--r-card);
  padding:32px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:'';position:absolute;right:-40px;top:-40px;width:220px;height:220px;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.08;border-radius:50%;pointer-events:none;
}
.cta-band h3{font-size:22px;margin-bottom:8px;position:relative;z-index:1;}
.cta-band p{margin:0;font-size:15px;color:var(--text);position:relative;z-index:1;}
.cta-band .btn{position:relative;z-index:1;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-alt);margin-top:0;border-top:1px solid var(--border);}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;padding:64px 0 48px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--navy) 100%);
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;
}
.footer-brand strong{font-size:16px;color:var(--heading);}
.footer-col p{font-size:14px;line-height:1.75;color:var(--text);margin:0 0 12px;}
.footer-note{color:var(--muted);font-size:13px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--heading);}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{font-size:14px;color:var(--text);transition:color .2s;}
.footer-col ul a:hover{color:var(--brand);}
.footer-col p span{
  display:inline-block;min-width:74px;color:var(--muted);font-size:13px;
}
.footer-bottom{background:var(--navy);color:rgba(255,255,255,.82);}
.footer-bottom .container{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:16px;padding-bottom:16px;font-size:13px;flex-wrap:wrap;
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--border);color:var(--navy);
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s ease;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand);border-color:var(--brand);color:#fff;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1200px){
  .container{max-width:1080px;}
}
@media screen and (max-width:1024px){
  body{padding-top:96px;}
  .section{padding:var(--sec-tablet) 0;}
  .dock-nav{display:none;}
  .icon-btn{display:none;}
  .hamburger{
    display:inline-flex;width:44px;height:44px;border-radius:50%;
    align-items:center;justify-content:center;
    border:1px solid var(--border);background:#fff;color:var(--navy);
    cursor:pointer;
  }
  .hamburger:hover{border-color:var(--brand);color:var(--brand);}
  .dock-actions{margin-left:auto;}
  .mobile-panel{
    display:none;margin-top:10px;
    background:rgba(255,255,255,.97);backdrop-filter:blur(8px);
    border:1px solid var(--border);border-radius:20px;
    box-shadow:var(--sh-2);overflow:hidden;
  }
  .mobile-panel.open{display:block;}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px;}
  .cat-hero-figure img{height:280px;}
  .card-grid-3{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:768px){
  body{padding-top:92px;}
  .container{padding:0 20px;}
  .section{padding:var(--sec-mobile) 0;}
  .two-col{grid-template-columns:1fr;}
  .card-grid-3{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;}
  .cta-band .btn{width:100%;}
  .dock{padding:8px 12px 8px 14px;gap:10px;}
  .dock-brand .brand-text em{display:none;}
  .cat-hero-figure img{height:230px;}
  .timeline::before{left:13px;}
  .tl-item{padding-left:52px;}
  .tl-num{width:28px;height:28px;font-size:13px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:48px 0 36px;}
  .footer-bottom .container{flex-direction:column;align-items:flex-start;gap:6px;}
  .to-top{right:16px;bottom:16px;}
}
@media screen and (max-width:520px){
  h1{font-size:26px;}
  .note-card{padding:24px 20px;}
  .faq-item summary{font-size:16px;padding:18px 50px 18px 18px;}
  .faq-a{padding:14px 18px 20px;}
  .btn{padding:13px 20px;font-size:15px;}
  .btn-sm{padding:10px 16px;font-size:13px;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --primary:#1E6FD9;
  --primary-hover:#175BB0;
  --primary-dark:#0E3F7E;
  --soft:#EDF3FA;
  --soft-2:#F7FAFD;
  --accent:#FF7A2F;
  --accent-dark:#E4641C;
  --green:#12B886;
  --bg:#FFFFFF;
  --bg-alt:#F4F7FB;
  --border:#E3EAF3;
  --text:#475467;
  --muted:#98A2B3;
  --title:#0F1B2D;
  --radius-lg:16px;
  --radius-xl:20px;
  --radius-md:12px;
  --radius-pill:999px;
  --shadow-1:0 2px 8px rgba(16,42,80,.05);
  --shadow-2:0 8px 24px rgba(16,42,80,.08);
  --shadow-3:0 16px 36px rgba(16,42,80,.12);
  --space-section:96px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--title);font-weight:700;line-height:1.3;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
table{width:100%;border-collapse:collapse;margin:0;}
input,select,textarea{font:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.container{max-width:1240px;}}

/* Foundation 栅格间距覆盖 */
.grid-x.g-row{margin-left:-12px;margin-right:-12px;}
.grid-x.g-row > .cell{padding-left:12px;padding-right:12px;}

/* ============ 通用板块 ============ */
.section{padding:var(--space-section) 0;}
.section--alt{background:var(--bg-alt);}
.section--tight{padding-top:72px;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,3vw,32px);}
.section-head p{margin-top:14px;font-size:16px;color:var(--text);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:var(--soft);color:var(--primary);
  font-size:13px;font-weight:600;letter-spacing:.4px;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:var(--radius-md);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;
  transition:transform .2s ease,background-color .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 24px rgba(30,111,217,.24);}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 16px 36px rgba(30,111,217,.28);color:#fff;}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(30,111,217,.24);}
.btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--soft);transform:translateY(-2px);color:var(--primary);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:var(--radius-pill);}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:15px;}
.text-link i{font-style:normal;transition:transform .2s ease;}
.text-link:hover i{transform:translateX(4px);}

/* ============ 浮动 Dock 导航 ============ */
.site-header{
  position:fixed;top:16px;left:0;right:0;z-index:80;
  display:flex;justify-content:center;
  padding:0 20px;
}
.dock{
  width:100%;max-width:1120px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:10px 12px 10px 18px;
  background:rgba(255,255,255,.9);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--border);
  border-radius:var(--radius-pill);
  box-shadow:0 8px 24px rgba(16,42,80,.08);
  transition:transform .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled .dock{transform:translateY(-8px);box-shadow:0 16px 36px rgba(16,42,80,.14);}
.dock-brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-brand .mark{
  width:38px;height:38px;border-radius:13px;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;font-weight:700;font-size:17px;
  display:grid;place-items:center;
  box-shadow:0 6px 16px rgba(30,111,217,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16px;color:var(--title);font-weight:700;}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:3px;}
.dock-nav{display:flex;align-items:center;gap:4px;}
.dock-nav a{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 16px;border-radius:var(--radius-pill);
  font-size:15px;color:var(--text);
  transition:background-color .2s ease,color .2s ease;
}
.dock-nav a:hover{background:var(--soft);color:var(--primary-dark);}
.dock-nav a.is-active{background:var(--soft);color:var(--primary);font-weight:600;}
.dock-nav a.is-active::after{
  content:"";position:absolute;left:50%;bottom:6px;
  transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--primary);border:1px solid var(--border);background:#fff;
  transition:background-color .2s ease,border-color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:var(--soft);border-color:#CFE0F5;transform:translateY(-2px);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:50%;
  align-items:center;justify-content:center;
  color:var(--primary-dark);border:1px solid var(--border);background:#fff;
}
.menu-toggle:hover{background:var(--soft);}
.dock-drawer{
  display:none;
  position:absolute;top:calc(100% + 12px);left:20px;right:20px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-xl);
  box-shadow:var(--shadow-2);padding:10px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.dock-drawer a{
  display:flex;align-items:center;height:48px;padding:0 16px;
  border-radius:var(--radius-md);font-size:16px;color:var(--text);
}
.dock-drawer a:hover,.dock-drawer a.is-active{background:var(--soft);color:var(--primary);}
.dock-drawer .btn{width:100%;height:48px;margin-top:8px;}

@media (max-width:900px){
  .dock{padding:8px 8px 8px 14px;}
  .dock-nav{display:none;}
  .dock-actions .icon-btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .dock-drawer{display:block;}
  .site-header.is-open .dock-drawer{opacity:1;visibility:visible;transform:translateY(0);}
}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:150px 0 92px;
  background:linear-gradient(180deg,#F7FAFD 0%,#FFFFFF 100%);
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:56px;
  align-items:center;
}
.hero-copy{text-align:right;}
.breadcrumb{
  display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:20px;
}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span{color:#C7D2E0;}
.hero h1{
  font-size:clamp(30px,4.4vw,46px);
  line-height:1.25;
  font-weight:700;
  margin-bottom:18px;
}
.hero .lead{
  font-size:clamp(16px,1.4vw,18px);
  color:var(--text);
  max-width:560px;
  margin-left:auto;
}
.hero-actions{
  display:flex;align-items:center;justify-content:flex-end;gap:20px;
  margin-top:30px;flex-wrap:wrap;
}
.hero-facts{
  display:flex;flex-wrap:wrap;justify-content:flex-end;
  gap:0;margin-top:40px;
}
.hero-facts li{
  padding:0 26px;border-left:1px solid var(--border);
  display:flex;flex-direction:column;align-items:flex-end;
}
.hero-facts li:first-child{border-left:0;}
.hero-facts strong{
  font-size:26px;line-height:1.2;font-weight:700;
  color:var(--primary-dark);font-variant-numeric:tabular-nums;
}
.hero-facts span{font-size:13px;color:var(--muted);}
.hero-media{
  position:relative;
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--shadow-2);
  background:var(--soft);
  min-height:420px;
}
.hero-media img{width:100%;height:100%;min-height:420px;object-fit:cover;}
.hero-media .hero-badge{
  position:absolute;left:20px;bottom:20px;
  background:rgba(255,255,255,.94);
  border-radius:var(--radius-md);
  padding:10px 16px;
  font-size:13px;color:var(--primary-dark);font-weight:600;
  box-shadow:var(--shadow-2);
}
@media (min-width:1200px){
  .hero-media{margin-right:calc(-1 * (24px + (100vw - 1180px) / 2));border-radius:24px 0 0 24px;}
}
@media (max-width:991px){
  .hero{padding:126px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-copy{text-align:left;}
  .breadcrumb{justify-content:flex-start;}
  .hero .lead{margin-left:0;}
  .hero-actions{justify-content:flex-start;}
  .hero-facts{justify-content:flex-start;}
  .hero-facts li{align-items:flex-start;padding:0 18px;}
  .hero-facts li:first-child{padding-left:0;}
  .hero-media{margin-right:0;border-radius:20px;min-height:260px;}
  .hero-media img{min-height:260px;}
}
@media (max-width:520px){
  .hero-facts li{padding:0 14px;}
  .hero-facts strong{font-size:22px;}
}

/* ============ 权益矩阵表 ============ */
.matrix-wrap{
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-xl);overflow:hidden;
  box-shadow:var(--shadow-1);
}
table.matrix{font-variant-numeric:tabular-nums;}
table.matrix th,table.matrix td{
  padding:18px 22px;text-align:left;
  font-size:15px;border-bottom:1px solid var(--border);
}
table.matrix thead th{
  position:sticky;top:86px;z-index:2;
  background:#fff;color:var(--title);
  font-size:15px;font-weight:600;
  border-bottom:1px solid var(--border);
}
table.matrix thead th:first-child{width:34%;color:var(--muted);font-weight:600;}
table.matrix tbody th{
  background:var(--soft-2);color:var(--title);
  font-weight:600;text-align:left;
}
table.matrix tbody tr:last-child th,
table.matrix tbody tr:last-child td{border-bottom:0;}
table.matrix tbody tr:hover td{background:var(--soft-2);}
.col-feature{background:var(--soft);box-shadow:inset 1px 0 0 var(--primary),inset -1px 0 0 var(--primary);}
table.matrix thead .col-feature{
  box-shadow:inset 1px 0 0 var(--primary),inset -1px 0 0 var(--primary),inset 0 3px 0 var(--primary);
}
.badge{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;line-height:1.6;
}
.badge-soft{background:var(--soft);color:var(--primary);}
.badge-accent{background:var(--accent);color:#fff;}
.badge-line{border:1px solid var(--border);color:var(--muted);background:#fff;}
.mark-yes{
  display:inline-grid;place-items:center;
  width:22px;height:22px;border-radius:50%;
  background:var(--primary);color:#fff;font-size:12px;line-height:1;
}
.mark-no{color:#C7D2E0;font-weight:600;}
.cell-value{display:inline-flex;align-items:center;gap:10px;color:var(--title);font-weight:600;}

.matrix-cards{display:none;grid-template-columns:1fr;gap:20px;}
.matrix-card{
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:22px;
  box-shadow:var(--shadow-1);
}
.matrix-card.is-feature{border-color:var(--primary);background:var(--soft-2);}
.matrix-card h3{
  font-size:18px;display:flex;align-items:center;justify-content:space-between;
  gap:12px;margin-bottom:16px;
}
.matrix-card .row{
  display:flex;justify-content:space-between;gap:16px;
  padding:11px 0;border-bottom:1px dashed var(--border);font-size:14px;
}
.matrix-card .row:last-child{border-bottom:0;}
.matrix-card .row dt{color:var(--muted);flex:1 1 auto;}
.matrix-card .row dd{margin:0;color:var(--title);font-weight:600;text-align:right;flex:0 0 auto;}
@media (max-width:767px){
  .matrix-wrap{display:none;}
  .matrix-cards{display:grid;}
}

/* ============ 等级亮点卡 ============ */
.level-card{
  position:relative;display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:28px 24px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  overflow:hidden;
}
.level-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:var(--lv-color,#BFDBF7);
}
.level-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-3);border-color:#CFE0F5;}
.lv-1{--lv-color:#BFDBF7;}
.lv-2{--lv-color:#7FB3EC;}
.lv-3{--lv-color:#3D8BE0;}
.lv-4{--lv-color:#1E6FD9;}
.level-card h3{font-size:20px;margin-bottom:8px;}
.level-desc{font-size:14px;color:var(--muted);min-height:46px;}
.level-list{margin:18px 0 24px;display:grid;gap:10px;}
.level-list li{position:relative;padding-left:22px;font-size:14px;color:var(--text);}
.level-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:8px;height:8px;border-radius:2px;background:var(--lv-color,#BFDBF7);
}
.level-foot{margin-top:auto;}
.level-foot .text-link{font-size:14px;}

/* ============ 专属内容预览卡 ============ */
.preview-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.preview-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-3);border-color:#CFE0F5;}
.preview-media{position:relative;aspect-ratio:3 / 2;overflow:hidden;background:var(--soft);}
.preview-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.preview-card:hover .preview-media img{transform:scale(1.03);}
.preview-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.tag{
  display:inline-flex;align-items:center;align-self:flex-start;
  padding:4px 12px;border-radius:var(--radius-pill);
  background:var(--soft);color:var(--primary);
  font-size:12px;font-weight:600;line-height:1.7;
}
.preview-body h3{font-size:18px;}
.preview-body p{font-size:14px;color:var(--text);}
.preview-body .text-link{margin-top:auto;font-size:14px;}

/* ============ FAQ ============ */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-md);overflow:hidden;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{border-color:#CFE0F5;}
.faq-item[open]{box-shadow:var(--shadow-1);}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  padding:20px 58px 20px 22px;
  font-size:16px;font-weight:600;color:var(--title);
  border-left:4px solid transparent;
  transition:border-color .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;
  width:10px;height:10px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .2s ease,border-color .2s ease;
}
.faq-item[open] summary{border-left-color:var(--primary);color:var(--primary-dark);}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--primary);}
.faq-body{
  padding:16px 24px 22px 26px;
  background:var(--soft-2);
  border-left:4px solid var(--primary);
  font-size:15px;line-height:1.8;color:var(--text);
}
.faq-body p + p{margin-top:10px;}

/* ============ 底部 CTA ============ */
.cta-band{position:relative;background:var(--soft);overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-3.png) center / cover no-repeat;
  opacity:.12;
}
.cta-inner{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;
  gap:40px;padding:56px 0;
}
.cta-copy h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-copy p{font-size:15px;color:var(--text);max-width:600px;}
.cta-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto;flex-wrap:wrap;}
@media (max-width:900px){
  .cta-inner{flex-direction:column;align-items:flex-start;padding:48px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-alt);border-top:1px solid var(--border);}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;padding:64px 0 48px;
}
.footer-col h4{font-size:15px;color:var(--title);margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col li a{font-size:14px;color:var(--text);}
.footer-col li a:hover{color:var(--primary);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .mark{
  width:34px;height:34px;border-radius:12px;
  background:var(--primary);color:#fff;font-weight:700;
  display:grid;place-items:center;font-size:15px;
}
.footer-brand strong{color:var(--title);font-size:16px;}
.footer-col p{font-size:14px;color:var(--text);}
.footer-col p + p{margin-top:10px;}
.footer-col p span{color:var(--muted);display:inline-block;min-width:76px;}
.footer-note{margin-top:14px;font-size:13px;color:var(--muted);}
.footer-bottom{background:var(--primary-dark);}
.footer-bottom .container{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:16px;padding-bottom:16px;
  font-size:13px;color:rgba(255,255,255,.72);
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px;}
}
@media (max-width:600px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom .container{flex-direction:column;align-items:flex-start;gap:6px;}
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  background:#fff;border:1px solid var(--border);color:var(--primary);
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background-color .2s ease;
}
.to-top:hover{background:var(--soft);}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
@media (max-width:600px){.to-top{right:16px;bottom:16px;}}