/* roulang page: index */
:root{
  --brand-900:#0B2B26;
  --brand-700:#0E4F45;
  --brand-500:#1E8F72;
  --brand-200:#CBE9DE;
  --accent-500:#FF6B3D;
  --accent-100:#FFE6DC;
  --gold-400:#F2C14E;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --ink:#14231F;
  --ink-60:#5A6D67;
  --line:rgba(14,79,69,.10);
  --grad-brand:linear-gradient(135deg,#0E4F45 0%,#1E8F72 55%,#7BD389 100%);
  --grad-cta:linear-gradient(120deg,#FF6B3D 0%,#F2C14E 100%);
  --sh-sm:0 2px 8px rgba(14,79,69,.06);
  --sh-md:0 10px 30px rgba(14,79,69,.10);
  --sh-lg:0 24px 60px rgba(14,79,69,.14);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:16px;
  --r-pill:999px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-sm)}
a{color:var(--brand-700);text-decoration:none;transition:color .2s,background .2s,transform .2s}
a:hover{color:var(--accent-500)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
h1,h2,h3,h4{margin:0;text-align:left;color:var(--ink)}
h1{font-size:clamp(30px,4.4vw,46px);line-height:1.2;font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:700}
h3{font-size:clamp(19px,2vw,22px);line-height:1.4;font-weight:700}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold-400);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-head p{margin:8px 0 0;color:var(--ink-60);font-size:15px;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--brand-500);text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--grad-cta)}
.muted{color:var(--ink-60)}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:sticky;top:16px;z-index:80;padding:0 18px}
.dock{
  max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:14px;
  padding:10px 12px 10px 18px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid var(--line);box-shadow:var(--sh-sm);
  transition:box-shadow .25s,transform .25s,max-width .25s;
}
.dock.is-scrolled{box-shadow:var(--sh-md);max-width:1020px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--brand-700)}
.brand:hover{color:var(--brand-700)}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad-brand);display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px;letter-spacing:.02em;box-shadow:var(--sh-sm)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:15px;font-weight:800;color:var(--brand-700)}
.brand-text span{font-size:11px;color:var(--ink-60);letter-spacing:.04em}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-menu a{padding:9px 14px;border-radius:var(--r-pill);font-size:14.5px;font-weight:600;color:var(--ink);white-space:nowrap}
.nav-menu a:hover{background:var(--brand-200);color:var(--brand-700)}
.nav-menu a.active{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-sm)}
.dock-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{width:42px;height:42px;border-radius:var(--r-pill);border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;color:var(--brand-700);transition:.2s}
.icon-btn:hover{background:var(--brand-200);transform:translateY(-1px)}
.burger{display:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;border-radius:var(--r-pill);font-weight:700;font-size:15px;padding:14px 28px;transition:transform .2s,box-shadow .2s,filter .2s,background .2s,color .2s;border:1px solid transparent}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(-1px)}
.btn-ghost{background:var(--surface);color:var(--brand-700);border-color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-200);color:var(--brand-700);transform:translateY(-2px)}
.btn-on-dark{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.45)}
.btn-on-dark:hover{background:rgba(255,255,255,.24);color:#fff}
.btn-sm{padding:10px 20px;font-size:14px}
.btn[disabled]{opacity:.45;pointer-events:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-700);font-size:14.5px}
.link-arrow i{transition:transform .2s}
.link-arrow:hover{text-decoration:underline}
.link-arrow:hover i{transform:translateX(2px)}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 13px;border-radius:var(--r-pill);background:var(--accent-100);color:var(--brand-900);font-size:12.5px;font-weight:700;line-height:1}
.badge i{font-size:12px;color:var(--accent-500)}
.badge--gold{background:rgba(242,193,78,.22)}
.badge--gold i{color:#B9860F}
.badge--solid{background:var(--gold-400);color:var(--brand-900)}
.badge-row{display:flex;flex-wrap:wrap;gap:10px}

/* ---------- Hero ---------- */
.hero{padding:34px 0 0}
.hero-shell{
  position:relative;border-radius:28px;overflow:hidden;
  background-image:linear-gradient(135deg,rgba(14,79,69,.96),rgba(30,143,114,.92) 55%,rgba(123,211,137,.86)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  padding:52px;color:#fff;box-shadow:var(--sh-lg);
}
.hero-shell::after{content:"";position:absolute;inset:0;background:radial-gradient(900px 420px at 88% 12%,rgba(255,107,61,.28),transparent 62%);pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.hero h1{color:#fff;max-width:15em}
.hero-sub{color:rgba(255,255,255,.88);font-size:16.5px;line-height:1.8;margin:18px 0 26px;max-width:32em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px}
.hero-badges .badge{background:rgba(255,255,255,.16);color:#fff;height:34px}
.hero-badges .badge i{color:var(--gold-400)}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:360px;
  background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;
  border:1px solid rgba(255,255,255,.28);box-shadow:var(--sh-lg);
  display:flex;align-items:flex-end;padding:16px;
}
.hero-card{background:var(--surface);border-radius:20px;padding:14px;width:100%;box-shadow:var(--sh-md)}
.hero-card figure{margin:0;position:relative;border-radius:var(--r-sm);overflow:hidden;aspect-ratio:4/3;background:var(--brand-200)}
.hero-card img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-sm)}
.hero-card .hc-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 6px 4px}
.hero-card .hc-row strong{font-size:15px;color:var(--ink)}
.hero-card .hc-row span{font-size:13px;color:var(--ink-60)}

/* ---------- 保障条 ---------- */
.assure{margin-top:34px}
.assure-track{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.assure-item{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-sm);transition:.22s}
.assure-item:hover{transform:translateY(-3px);box-shadow:var(--sh-md)}
.assure-ico{flex:0 0 auto;width:44px;height:44px;border-radius:14px;background:var(--brand-200);color:var(--brand-700);display:grid;place-items:center;font-size:17px}
.assure-item strong{display:block;font-size:15.5px;margin-bottom:4px}
.assure-item p{margin:0;font-size:13.5px;line-height:1.7;color:var(--ink-60)}

/* ---------- 主推网格 ---------- */
.grid-promo{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-sm);overflow:hidden;display:flex;flex-direction:column;transition:transform .24s,box-shadow .24s}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.card-figure{position:relative;margin:0;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--brand-200),#EAF6F1)}
.card-figure img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.card:hover .card-figure img{transform:scale(1.03)}
.card-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:18.5px;line-height:1.45}
.card-body p{margin:0;font-size:14.5px;color:var(--ink-60);line-height:1.78}
.card-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-60)}
.card-foot{margin-top:auto;padding-top:6px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.card--wide{grid-column:span 2}
.card--wide .card-figure{aspect-ratio:21/9}

/* ---------- 深度内容 ---------- */
.deep{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:32px;box-shadow:var(--sh-sm)}
.deep + .deep{margin-top:34px}
.deep-media{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:16/11;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center}
.deep-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.deep-media .deep-tag{position:absolute;left:16px;bottom:16px}
.deep-list{display:grid;gap:12px;margin:18px 0 22px}
.deep-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-60);line-height:1.75}
.deep-list i{color:var(--brand-500);margin-top:5px}
.deep--reverse .deep-media{order:2}

/* ---------- 分类入口 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-sm);display:flex;flex-direction:column;transition:.24s}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.cat-card figure{margin:0;aspect-ratio:16/10;overflow:hidden;background:var(--brand-200)}
.cat-card img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s}
.cat-card:hover img{transform:scale(1.04)}
.cat-card .cat-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.cat-card p{margin:0;font-size:14.5px;color:var(--ink-60)}

/* ---------- CMS 最新信息 ---------- */
.news{background:linear-gradient(180deg,rgba(203,233,222,.34),rgba(250,247,242,0))}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;display:flex;flex-direction:column;gap:12px;box-shadow:var(--sh-sm);transition:.22s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.news-card h3{font-size:17px;line-height:1.5}
.news-card h3 a{color:var(--ink)}
.news-card h3 a:hover{color:var(--brand-700)}
.news-card p{margin:0;font-size:14px;color:var(--ink-60);line-height:1.78}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--ink-60)}
.news-meta .badge{height:26px;font-size:12px;padding:0 11px}
.news-divider{height:1px;background:var(--line);margin:2px 0}
.empty-state{border:1px dashed rgba(14,79,69,.28);border-radius:var(--r-lg);padding:46px 24px;text-align:center;color:var(--ink-60);background:rgba(255,255,255,.6)}
.empty-state i{font-size:26px;color:var(--brand-500);display:block;margin-bottom:12px}

/* ---------- 评价轮播 ---------- */
.reviews{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.review-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.review-nav{display:flex;gap:10px}
.review-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 18px;scrollbar-width:none}
.review-track::-webkit-scrollbar{display:none}
.review-card{flex:0 0 320px;scroll-snap-align:start;background:var(--bg);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;display:flex;flex-direction:column;gap:14px}
.stars{color:var(--gold-400);font-size:14px;letter-spacing:2px}
.review-card p{margin:0;font-size:14.5px;line-height:1.8;color:var(--ink)}
.review-user{display:flex;align-items:center;gap:12px;margin-top:auto}
.avatar{width:42px;height:42px;border-radius:var(--r-pill);background:var(--grad-brand);display:grid;place-items:center;color:#fff;font-weight:700;font-size:14px}
.review-user b{display:block;font-size:14.5px}
.review-user span{font-size:12.5px;color:var(--ink-60)}

/* ---------- FAQ ---------- */
.faq-wrap{background:var(--surface);border:1px solid var(--line);border-radius:28px;padding:14px 26px;box-shadow:var(--sh-sm)}
.faq-item{border-bottom:1px solid var(--line);transition:border-color .2s,background .2s}
.faq-item:last-child{border-bottom:0}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 0;font-size:16px;font-weight:700;cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .faq-ico{flex:0 0 auto;width:30px;height:30px;border-radius:var(--r-pill);background:var(--brand-200);color:var(--brand-700);display:grid;place-items:center;font-size:12px;transition:transform .25s,background .25s,color .25s}
.faq-item:hover{background:rgba(203,233,222,.28)}
.faq-item[open]{border-left:4px solid var(--accent-500);padding-left:16px}
.faq-item[open] summary .faq-ico{transform:rotate(45deg);background:var(--accent-500);color:#fff}
.faq-answer{padding:0 0 20px;font-size:15px;line-height:1.8;color:var(--ink-60);max-width:80ch}

/* ---------- CTA ---------- */
.cta-band{border-radius:28px;background:var(--grad-brand);color:#fff;padding:52px;box-shadow:var(--sh-lg);position:relative;overflow:hidden;text-align:center}
.cta-band::after{content:"";position:absolute;inset:0;background:radial-gradient(760px 320px at 12% 100%,rgba(242,193,78,.32),transparent 60%)}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.88);margin:16px auto 26px;max-width:60ch}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-note{margin-top:18px;font-size:13px;color:rgba(255,255,255,.78)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.82);margin-top:88px;padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72)}
.site-footer ul li{margin-bottom:10px}
.site-footer a{color:rgba(255,255,255,.82);font-size:14px}
.site-footer a:hover{color:var(--gold-400)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.14)}
.footer-brand b{color:#fff;font-size:16px}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.62)}
.to-top{width:44px;height:44px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);color:#fff;display:grid;place-items:center;transition:.22s}
.to-top:hover{background:var(--gold-400);color:var(--brand-900);transform:translateY(-2px)}
.social-row{display:flex;gap:10px;margin-top:14px}
.social-row a{width:38px;height:38px;border-radius:var(--r-pill);background:rgba(255,255,255,.10);display:grid;place-items:center}
.social-row a:hover{background:var(--gold-400);color:var(--brand-900)}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;inset:0;z-index:120;display:none}
.drawer.open{display:block}
.drawer-panel{position:absolute;inset:10px;background:var(--surface);border-radius:26px;padding:22px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--sh-lg);overflow-y:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-links{display:grid;gap:8px}
.drawer-links a{padding:14px 16px;border-radius:var(--r-md);background:var(--bg);font-weight:600;color:var(--ink);border:1px solid var(--line)}
.drawer-links a.active{background:var(--grad-brand);color:#fff}
.drawer-search{display:flex;align-items:center;gap:10px;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.drawer-search input{border:0;background:transparent;flex:1;outline:none;font-size:14.5px}
.drawer-search input::placeholder{color:var(--ink-60)}
.no-scroll{overflow:hidden}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .dock{max-width:100%}
  .nav-menu{display:none}
  .burger{display:grid}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-shell{padding:38px}
  .assure-track{grid-template-columns:repeat(2,1fr)}
  .grid-promo{grid-template-columns:repeat(2,1fr)}
  .card--wide{grid-column:span 2}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .deep{grid-template-columns:1fr;padding:24px}
  .deep--reverse .deep-media{order:0}
}
@media (max-width:768px){
  .section{padding:48px}
  .section{padding-left:0;padding-right:0}
  .hero-shell{padding:26px;border-radius:22px}
  .assure-track{grid-template-columns:1fr}
  .grid-promo{grid-template-columns:1fr}
  .card--wide{grid-column:span 1}
  .card--wide .card-figure{aspect-ratio:16/9}
  .cat-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .faq-wrap{padding:8px 18px}
  .cta-band{padding:34px 22px}
  .section{padding:48px 0}
  .review-card{flex:0 0 268px}
}
@media (max-width:520px){
  body{font-size:15px}
  .container{padding:0 18px}
  .brand-text span{display:none}
  .dock{padding:8px 10px 8px 14px}
  .btn{width:100%;justify-content:center}
  .hero-actions .btn{width:100%}
  .dock-tools .btn{width:auto}
  .badge{height:auto;min-height:30px;padding:6px 12px;white-space:normal;line-height:1.35}
  .cta-actions .btn{width:100%}
}

/* roulang page: article */
:root{
  --brand-900:#0B2B26;
  --brand-700:#0E4F45;
  --brand-500:#1E8F72;
  --brand-200:#CBE9DE;
  --accent-500:#FF6B3D;
  --accent-100:#FFE6DC;
  --gold-400:#F2C14E;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --ink:#14231F;
  --ink-60:#5A6D67;
  --line:rgba(14,79,69,.10);
  --grad-brand:linear-gradient(135deg,#0E4F45 0%,#1E8F72 55%,#7BD389 100%);
  --grad-cta:linear-gradient(120deg,#FF6B3D 0%,#F2C14E 100%);
  --sh-sm:0 2px 8px rgba(14,79,69,.06);
  --sh-md:0 10px 30px rgba(14,79,69,.10);
  --sh-lg:0 24px 60px rgba(14,79,69,.14);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:0 0 0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:16px}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background .2s ease,transform .2s ease}
a:hover{color:var(--accent-500)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.3px;line-height:1.3}
h1{font-size:clamp(30px,4.4vw,46px);font-weight:800;line-height:1.2;letter-spacing:-.5px}
h2{font-size:clamp(24px,3vw,34px);font-weight:700}
h3{font-size:20px;font-weight:700}
p{margin:0 0 16px}
ul,ol{margin:0 0 16px;padding-left:20px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-sm{padding:56px 0}
.tabular{font-variant-numeric:tabular-nums}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:sticky;top:0;z-index:80;padding:16px 20px 0;pointer-events:none}
.dock{
  pointer-events:auto;
  display:flex;
  align-items:center;
  gap:18px;
  width:100%;
  max-width:1080px;
  margin:0 auto;
  padding:10px 14px 10px 18px;
  border-radius:999px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border:1px solid var(--line);
  box-shadow:var(--sh-sm);
  transition:box-shadow .25s ease,padding .25s ease;
}
.dock.scrolled{box-shadow:var(--sh-md)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--brand-700)}
.brand:hover{color:var(--brand-700)}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-brand);
  color:#fff;font-weight:800;font-size:15px;letter-spacing:.5px;
  box-shadow:var(--sh-sm);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text b{font-size:15px;font-weight:800;color:var(--brand-700)}
.brand-text span{font-size:11px;color:var(--ink-60);letter-spacing:.2px}
.nav-menu{display:flex;align-items:center;gap:4px;margin:0 auto;flex-wrap:nowrap}
.nav-menu a{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--ink-60);white-space:nowrap;
}
.nav-menu a:hover{background:var(--brand-200);color:var(--brand-700)}
.nav-menu a.active{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-sm)}
.dock-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--brand-700);cursor:pointer;font-size:14px;
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.icon-btn:hover{background:var(--brand-200);transform:translateY(-1px)}
.burger{display:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;cursor:pointer;
  font-weight:700;font-size:15px;padding:14px 28px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-sm{padding:10px 18px;font-size:13.5px}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:var(--sh-md);filter:brightness(1.06)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;border-color:var(--brand-700);color:var(--ink)}
.btn-ghost:hover{background:var(--brand-200);color:var(--brand-700)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--gold-400);outline-offset:2px}

/* 移动抽屉 */
.drawer{
  display:none;pointer-events:auto;max-width:1080px;margin:10px auto 0;
  background:rgba(255,255,255,.98);border:1px solid var(--line);
  border-radius:22px;box-shadow:var(--sh-lg);padding:18px;
}
.drawer.open{display:block}
.drawer nav{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.drawer nav a{padding:12px 14px;border-radius:14px;font-weight:600;background:var(--bg);color:var(--ink)}
.drawer nav a.active{background:var(--grad-brand);color:#fff}
.drawer .drawer-cta{display:block;text-align:center}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:26px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-60)}
.crumb a{color:var(--ink-60);font-weight:600}
.crumb a:hover{color:var(--accent-500)}
.crumb i{font-size:10px;opacity:.6}
.crumb .current{color:var(--brand-700);font-weight:700}

/* ---------- 文章头部 ---------- */
.article-head{padding:28px 0 0}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:700;color:var(--ink);
  background:var(--accent-100);
}
.badge.gold{background:var(--gold-400)}
.badge.mint{background:var(--brand-200);color:var(--brand-700)}
.badge i{font-size:11px}
.article-head h1{max-width:900px}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  margin-top:20px;font-size:13.5px;color:var(--ink-60);
}
.meta-row .item{display:inline-flex;align-items:center;gap:7px}
.meta-row i{color:var(--brand-500)}

/* ---------- 摘要卡 ---------- */
.lede{
  position:relative;margin:28px 0 0;padding:22px 26px 22px 30px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-sm);color:var(--ink-60);font-size:15px;line-height:1.8;
}
.lede::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:4px;
  border-radius:999px;background:var(--accent-500);
}
.lede strong{color:var(--ink)}

/* ---------- 正文 ---------- */
.article-wrap{max-width:880px;margin:0 auto}
.article-body{
  margin-top:36px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-sm);padding:38px 40px;
  font-size:16px;line-height:1.9;color:var(--ink);
}
.article-body h2{margin:36px 0 14px;padding-left:14px;position:relative;font-size:24px}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;
  border-radius:999px;background:var(--grad-cta);
}
.article-body h3{margin:26px 0 12px;font-size:19px}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body img{border-radius:16px;margin:20px 0;box-shadow:var(--sh-sm)}
.article-body blockquote{
  margin:22px 0;padding:16px 22px;background:var(--bg);
  border-left:4px solid var(--brand-500);border-radius:0 14px 14px 0;
  color:var(--ink-60);font-size:15px;line-height:1.8;
}
.article-body a{color:var(--brand-700);border-bottom:1px solid var(--brand-200)}
.article-body a:hover{color:var(--accent-500);border-bottom-color:var(--accent-100)}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px}
.article-body th,.article-body td{
  border:1px solid var(--line);padding:11px 14px;text-align:left;
}
.article-body th{background:var(--brand-200);color:var(--brand-700);font-weight:700}
.article-body code{
  background:var(--bg);border:1px solid var(--line);border-radius:6px;
  padding:1px 6px;font-size:14px;
}

/* ---------- 空态 ---------- */
.empty-state{
  margin-top:36px;padding:52px 26px;text-align:center;
  border:1px dashed rgba(14,79,69,.28);border-radius:var(--r-lg);
  background:var(--surface);color:var(--ink-60);
}
.empty-state .icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:60px;height:60px;border-radius:999px;margin-bottom:14px;
  background:var(--brand-200);color:var(--brand-700);font-size:22px;
}
.empty-state p{margin:0 0 8px;font-size:15px}
.empty-state a{font-weight:700}

/* ---------- 转化卡 ---------- */
.cta-card{
  margin-top:44px;border-radius:var(--r-xl);padding:38px 40px;
  background:var(--grad-brand);color:#fff;position:relative;overflow:hidden;
  box-shadow:var(--sh-md);
}
.cta-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;
  border-radius:50%;background:rgba(255,255,255,.10);
}
.cta-card h2{color:#fff;font-size:26px;margin-bottom:10px}
.cta-card p{color:rgba(255,255,255,.88);font-size:15px;max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;position:relative;z-index:2}
.cta-card .btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.6);color:#fff}
.cta-card .btn-ghost:hover{background:rgba(255,255,255,.26);color:#fff}
.cta-note{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.72)}

/* ---------- 相关推荐 ---------- */
.related{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.section-head p{margin:6px 0 0;color:var(--ink-60);font-size:14.5px}
.link-more{font-weight:700;font-size:14.5px;display:inline-flex;align-items:center;gap:6px}
.link-more:hover{gap:8px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-sm);transition:transform .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--brand-200),#fff);border-radius:0}
.card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.card:hover .thumb img{transform:scale(1.03)}
.card .thumb .tag{
  position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);
  color:var(--brand-700);font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;
}
.card .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card h3{font-size:17.5px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card h3 a{color:var(--ink)}
.card h3 a:hover{color:var(--brand-700)}
.card .excerpt{
  margin:0;font-size:14px;color:var(--ink-60);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--ink-60);padding-top:8px;border-top:1px solid var(--line)}
.card .foot .go{font-weight:700;color:var(--brand-700);display:inline-flex;align-items:center;gap:5px}

.back-row{padding:44px 0 0;text-align:center}
.back-row a{font-weight:700;display:inline-flex;align-items:center;gap:8px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;background:var(--brand-900);color:#EAF3EF;padding:64px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand b{font-size:16px;color:#fff}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;letter-spacing:.2px}
.site-footer p{color:rgba(234,243,239,.72);font-size:14px;line-height:1.8}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:10px}
.site-footer a{color:rgba(234,243,239,.82);font-size:14px}
.site-footer a:hover{color:var(--gold-400)}
.social-row{display:flex;gap:10px;margin-top:16px}
.social-row a{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:999px;
  background:rgba(255,255,255,.09);color:#EAF3EF;font-size:14px;
}
.social-row a:hover{background:var(--gold-400);color:var(--brand-900)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(234,243,239,.6);
}
.to-top{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:999px;background:rgba(255,255,255,.1);
  color:#EAF3EF;
}
.to-top:hover{background:var(--accent-500);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 22px}
  .section{padding:64px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav-menu{display:none}
  .burger{display:inline-flex}
  .dock{justify-content:space-between;border-radius:22px;padding:10px 12px}
  .brand-text span{display:none}
  .dock-tools .btn-sm{display:none}
  .article-body{padding:28px 22px}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .section{padding:48px 0}
  .grid-3{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-card{padding:28px 22px}
  .meta-row{gap:12px}
  .article-body{padding:24px 18px;font-size:15px}
  .article-body h2{font-size:21px}
  .btn{width:100%}
  .cta-actions .btn{width:100%}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .badge-row{gap:8px}
  .article-head h1{font-size:26px}
}

/* roulang page: category1 */
:root{
  --brand-900:#0B2B26;
  --brand-700:#0E4F45;
  --brand-500:#1E8F72;
  --brand-200:#CBE9DE;
  --accent-500:#FF6B3D;
  --accent-100:#FFE6DC;
  --gold-400:#F2C14E;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --ink:#14231F;
  --ink-60:#5A6D67;
  --line:rgba(14,79,69,.10);
  --grad-brand:linear-gradient(135deg,#0E4F45 0%,#1E8F72 55%,#7BD389 100%);
  --grad-cta:linear-gradient(120deg,#FF6B3D 0%,#F2C14E 100%);
  --sh-sm:0 2px 8px rgba(14,79,69,.06);
  --sh-md:0 10px 30px rgba(14,79,69,.10);
  --sh-lg:0 24px 60px rgba(14,79,69,.14);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background .2s ease}
a:hover{color:var(--accent-500)}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--gold-400);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.3px;color:var(--ink)}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,3vw,34px);font-weight:700}
.section-head p{color:var(--ink-60);font-size:15px;margin:8px 0 0;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand-700);background:var(--brand-200);padding:6px 14px;border-radius:var(--r-pill);letter-spacing:.4px}
.eyebrow i{color:var(--accent-500)}

/* ---------- Dock 导航 ---------- */
.dock{
  position:sticky;top:16px;z-index:50;
  width:min(1080px,calc(100% - 32px));
  margin:16px auto 0;
  display:flex;align-items:center;gap:16px;
  padding:10px 12px 10px 18px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-sm);
  transition:box-shadow .3s ease,max-width .3s ease,padding .3s ease;
}
.dock.scrolled{box-shadow:var(--sh-md)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--brand-700)}
.brand:hover{color:var(--brand-700)}
.brand-mark{
  width:38px;height:38px;flex-shrink:0;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--grad-brand);
  color:#fff;font-weight:800;font-size:15px;letter-spacing:.5px;
  box-shadow:var(--sh-sm);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text b{font-size:15px;font-weight:800;letter-spacing:-.2px}
.brand-text span{font-size:11.5px;color:var(--ink-60);font-weight:500}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-menu a{
  padding:9px 15px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;color:var(--ink);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-menu a:hover{background:var(--brand-200);color:var(--brand-700)}
.nav-menu a.active{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-sm)}
.dock-tools{display:flex;align-items:center;gap:8px;flex-shrink:0}
.icon-btn{
  width:40px;height:40px;display:grid;place-items:center;
  border-radius:var(--r-pill);color:var(--brand-700);
  background:#fff;border:1px solid var(--line);
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.icon-btn:hover{background:var(--brand-200);transform:translateY(-1px)}
.icon-btn.burger{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-pill);
  font-weight:700;font-size:15px;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--brand-700)}
.btn-ghost:hover{background:var(--brand-200);color:var(--brand-700);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--brand-700)}
.link-arrow i{transition:transform .2s ease;font-size:12px}
.link-arrow:hover{color:var(--accent-500);text-decoration:underline}
.link-arrow:hover i{transform:translateX(2px)}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:26px 0 0}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-60)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li::after{content:"/";color:var(--line);color:#b9c7c2}
.breadcrumb li:last-child::after{display:none}
.breadcrumb a{color:var(--ink-60);font-weight:600}
.breadcrumb a:hover{color:var(--accent-500)}
.breadcrumb [aria-current="page"]{color:var(--brand-700);font-weight:700}

/* ---------- Hero ---------- */
.hero{position:relative;margin-top:22px;border-radius:28px;overflow:hidden;background:var(--grad-brand);box-shadow:var(--sh-md)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  opacity:.16;
}
.hero::after{
  content:"";position:absolute;width:420px;height:420px;right:-140px;top:-160px;
  background:radial-gradient(circle,rgba(242,193,78,.35),transparent 68%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;padding:56px}
.hero-copy{color:#fff}
.hero-copy .eyebrow{background:rgba(255,255,255,.18);color:#fff;backdrop-filter:blur(6px)}
.hero-copy .eyebrow i{color:var(--gold-400)}
.hero-copy h1{
  margin:20px 0 0;
  font-size:clamp(30px,4.4vw,46px);
  line-height:1.2;font-weight:800;letter-spacing:-.5px;
  color:#fff;text-shadow:0 2px 18px rgba(11,43,38,.35);
}
.hero-copy p.lead{margin-top:18px;font-size:16.5px;line-height:1.8;color:rgba(255,255,255,.92);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-actions .btn-ghost{background:rgba(255,255,255,.94);border-color:transparent}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  height:32px;padding:0 15px;border-radius:var(--r-pill);
  font-size:13.5px;font-weight:700;
  background:var(--gold-400);color:#3A2B00;
  font-variant-numeric:tabular-nums;
}
.badge.is-soft{background:var(--accent-100);color:#7A2C10}
.badge.is-glass{background:rgba(255,255,255,.2);color:#fff;backdrop-filter:blur(6px)}
.badge i{font-size:12px}
.hero-card{
  position:relative;background:#fff;border-radius:var(--r-lg);
  padding:16px;box-shadow:var(--sh-lg);
}
.hero-card .thumb{
  position:relative;aspect-ratio:4/3;border-radius:16px;overflow:hidden;background:var(--brand-200);
}
.hero-card .thumb img{width:100%;height:100%;object-fit:cover}
.hero-card .card-note{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 6px 6px}
.hero-card .card-note b{font-size:15.5px}
.hero-card .card-note span{font-size:13px;color:var(--ink-60)}
.float-tag{
  position:absolute;left:-14px;top:26px;
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-md);
  border-radius:var(--r-pill);padding:8px 16px;font-size:13px;font-weight:700;color:var(--brand-700);
}
.float-tag i{color:var(--accent-500)}

/* ---------- 横向图文列表（本页主结构） ---------- */
.row-list{display:flex;flex-direction:column;gap:22px}
.row-item{
  display:grid;grid-template-columns:300px 1fr;gap:28px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--sh-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.row-item:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.row-thumb{position:relative;aspect-ratio:16/9;border-radius:16px;overflow:hidden;background:linear-gradient(120deg,var(--brand-200),#EAF6F1)}
.row-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.row-item:hover .row-thumb img{transform:scale(1.03)}
.row-index{
  position:absolute;left:12px;top:12px;z-index:2;
  min-width:34px;height:28px;padding:0 11px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.92);color:var(--brand-700);
  font-size:12.5px;font-weight:800;font-variant-numeric:tabular-nums;
  box-shadow:var(--sh-sm);
}
.row-body h3{font-size:21px;font-weight:700;margin-bottom:10px}
.row-body p{color:var(--ink-60);font-size:15px;line-height:1.8;margin-bottom:14px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;
  background:var(--brand-200);color:var(--brand-700);
}
.chip.is-warm{background:var(--accent-100);color:#7A2C10}
.chip.is-gold{background:rgba(242,193,78,.24);color:#6A4B00}

/* ---------- 深色核对步骤 ---------- */
.check-panel{
  background:var(--brand-900);color:#EAF3F0;
  border-radius:28px;padding:56px;position:relative;overflow:hidden;
}
.check-panel::before{
  content:"";position:absolute;right:-120px;bottom:-140px;width:380px;height:380px;
  background:radial-gradient(circle,rgba(30,143,114,.55),transparent 70%);
}
.check-panel h2{color:#fff;font-size:clamp(24px,3vw,32px);font-weight:700}
.check-panel .sub{color:rgba(234,243,240,.72);font-size:15px;margin-top:12px;max-width:660px}
.step-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
.step-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-md);padding:24px;
  transition:transform .25s ease,background .25s ease;
}
.step-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.11)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:12px;
  background:var(--grad-cta);color:#fff;font-weight:800;font-size:14px;
  font-variant-numeric:tabular-nums;
}
.step-card h3{color:#fff;font-size:17px;margin:16px 0 8px}
.step-card p{color:rgba(234,243,240,.74);font-size:14px;line-height:1.75;margin:0}

/* ---------- FAQ ---------- */
.faq-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:14px;box-shadow:var(--sh-sm);
}
.faq-item{border-bottom:1px dashed var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;border-radius:var(--r-sm);
  font-size:16.5px;font-weight:700;color:var(--ink);
  transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--brand-200)}
.faq-item summary::after{
  content:"+";flex-shrink:0;
  width:28px;height:28px;display:grid;place-items:center;
  border-radius:50%;background:var(--accent-100);color:#7A2C10;
  font-size:17px;font-weight:700;line-height:1;
  transition:transform .25s ease,background .25s ease;
}
.faq-item[open] summary{
  box-shadow:inset 4px 0 0 var(--accent-500);
  background:var(--bg);
}
.faq-item[open] summary::after{transform:rotate(45deg);background:var(--gold-400);color:#3A2B00}
.faq-answer{padding:0 22px 22px 26px}
.faq-answer p{font-size:15px;line-height:1.8;color:var(--ink-60)}

/* ---------- 提示对照小卡 ---------- */
.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tip-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-sm);
  transition:transform .25s ease,box-shadow .25s ease;
}
.tip-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.tip-card .tip-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:var(--brand-200);color:var(--brand-700);font-size:17px;margin-bottom:16px;
}
.tip-card h3{font-size:18px;margin-bottom:10px}
.tip-card p{font-size:14.5px;color:var(--ink-60);line-height:1.8;margin:0}

/* ---------- CTA ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:28px;background:var(--grad-cta);box-shadow:var(--sh-md);padding:56px}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-3.png") center/cover no-repeat;opacity:.14;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:clamp(24px,3vw,32px);font-weight:800}
.cta-inner p{color:rgba(255,255,255,.94);margin-top:12px;font-size:15.5px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-actions .btn-ghost{background:#fff;border-color:#fff}
.cta-note{position:relative;z-index:2;margin-top:22px;font-size:13px;color:rgba(255,255,255,.9)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:#E7F0ED;margin-top:96px;padding:72px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:11px}
.footer-brand b{color:#fff;font-size:16px;font-weight:800}
.site-footer p{color:rgba(231,240,237,.7);font-size:14px;line-height:1.85}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.2px}
.site-footer ul li{margin-bottom:11px}
.site-footer ul a{color:rgba(231,240,237,.76);font-size:14px}
.site-footer ul a:hover{color:var(--gold-400)}
.social-row{display:flex;gap:10px;margin-top:20px}
.social-row a{
  width:38px;height:38px;display:grid;place-items:center;border-radius:50%;
  background:rgba(255,255,255,.08);color:#E7F0ED;font-size:14px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.social-row a:hover{background:var(--gold-400);color:#3A2B00;transform:translateY(-2px)}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(231,240,237,.62);
}
.to-top{
  width:42px;height:42px;display:grid;place-items:center;border-radius:50%;
  background:rgba(255,255,255,.1);color:#fff;
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.to-top:hover{background:var(--gold-400);color:#3A2B00;transform:translateY(-3px)}

/* ---------- 移动抽屉 ---------- */
.nav-drawer{
  position:fixed;inset:0;z-index:80;background:rgba(11,43,38,.5);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.nav-drawer.open{opacity:1;visibility:visible}
.drawer-inner{
  position:absolute;left:14px;right:14px;top:14px;
  background:#fff;border-radius:22px;padding:22px;box-shadow:var(--sh-lg);
  transform:translateY(-12px);transition:transform .28s ease;
}
.nav-drawer.open .drawer-inner{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-head b{font-size:16px}
.drawer-links{display:flex;flex-direction:column;gap:6px}
.drawer-links a{
  padding:14px 16px;border-radius:var(--r-sm);font-weight:700;font-size:15.5px;
  color:var(--ink);background:var(--bg);
}
.drawer-links a.active{background:var(--grad-brand);color:#fff}
.drawer-links a:hover{background:var(--brand-200);color:var(--brand-700)}
.drawer-cta{margin-top:18px}
.drawer-cta .btn{width:100%}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px;padding:44px}
  .hero-copy p.lead{max-width:none}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .tip-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .nav-menu a{padding:9px 12px;font-size:14px}
  .dock{gap:12px}
}
@media (max-width:860px){
  .nav-menu{display:none}
  .icon-btn.burger{display:grid}
  .dock{padding:10px 12px}
  .brand-text span{display:none}
  .section{padding:64px 0}
  .check-panel{padding:40px 28px}
  .cta-band{padding:40px 28px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .section{padding:48px 0}
  .hero-inner{padding:32px 22px}
  .hero{border-radius:22px}
  .row-item{grid-template-columns:1fr;gap:18px;padding:16px}
  .row-thumb{aspect-ratio:16/9}
  .step-grid{grid-template-columns:1fr}
  .tip-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .site-footer{padding:56px 0 24px;margin-top:64px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .float-tag{left:10px;top:10px}
  .dock-tools .btn-sm{display:none}
}
@media (max-width:520px){
  body{font-size:15px}
  .hero-copy h1{font-size:28px}
  .btn{width:100%}
  .hero-actions,.cta-actions{flex-direction:column;width:100%}
  .badge-row{gap:8px}
  .badge{font-size:12.5px;padding:0 12px}
  .row-body h3{font-size:19px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --brand-900:#0B2B26;
  --brand-700:#0E4F45;
  --brand-500:#1E8F72;
  --brand-200:#CBE9DE;
  --accent-500:#FF6B3D;
  --accent-100:#FFE6DC;
  --gold-400:#F2C14E;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --ink:#14231F;
  --ink-60:#5A6D67;
  --line:rgba(14,79,69,.10);
  --grad-brand:linear-gradient(135deg,#0E4F45 0%,#1E8F72 55%,#7BD389 100%);
  --grad-cta:linear-gradient(120deg,#FF6B3D 0%,#F2C14E 100%);
  --sh-sm:0 2px 8px rgba(14,79,69,.06);
  --sh-md:0 10px 30px rgba(14,79,69,.10);
  --sh-lg:0 24px 60px rgba(14,79,69,.14);
  --r-lg:24px;
  --r-sm:18px;
  --r-pill:999px;
  --r-img:16px;
  --r-input:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background .2s ease,transform .2s ease}
a:hover{color:var(--brand-500)}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);text-align:left}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.tnum{font-variant-numeric:tabular-nums}

/* ── Dock 导航 ── */
.dock{
  position:sticky;
  top:16px;
  z-index:80;
  max-width:1080px;
  margin:16px auto 0;
  display:flex;
  align-items:center;
  gap:14px;
  padding:10px 12px 10px 16px;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-sm);
  transition:box-shadow .25s ease,max-width .25s ease;
}
.dock.scrolled{box-shadow:var(--sh-md);max-width:1010px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-brand);
  color:#fff;font-weight:800;font-size:15px;letter-spacing:.5px;
  border-radius:14px;
  box-shadow:var(--sh-sm);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text b{font-size:15px;font-weight:800;color:var(--brand-700);letter-spacing:-.2px}
.brand-text span{font-size:11.5px;color:var(--ink-60)}
.nav-menu{display:flex;gap:4px;margin-left:auto}
.nav-menu a{
  padding:9px 15px;
  border-radius:var(--r-pill);
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  white-space:nowrap;
}
.nav-menu a:hover{background:var(--brand-200);color:var(--brand-700)}
.nav-menu a.active{
  background:var(--grad-brand);
  color:#fff;
  box-shadow:0 6px 16px rgba(30,143,114,.28);
}
.dock-tools{display:flex;align-items:center;gap:8px}
.icon-btn{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--brand-700);
  font-size:15px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:var(--brand-200);transform:translateY(-1px)}
.icon-btn:focus-visible,.btn:focus-visible,.text-link:focus-visible,a:focus-visible{
  outline:2px solid var(--gold-400);
  outline-offset:2px;
}
.burger{display:none}

/* ── 按钮 ── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  font-size:15px;font-weight:700;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:0 8px 20px rgba(255,107,61,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-md);filter:brightness(1.06);color:#fff}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:var(--surface);color:var(--brand-700);border-color:var(--brand-700)}
.btn-ghost:hover{background:var(--brand-200);transform:translateY(-2px);color:var(--brand-700)}
.btn-ghost:active{transform:translateY(1px)}
.btn-light{background:#fff;color:#5A2205;box-shadow:0 10px 24px rgba(90,34,5,.18)}
.btn-light:hover{background:#FFF7F2;transform:translateY(-2px);color:#5A2205}
.btn-outline-light{background:transparent;color:#2A1508;border-color:rgba(42,21,8,.45)}
.btn-outline-light:hover{background:rgba(255,255,255,.35);color:#2A1508;transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:13.5px}
.btn-block{width:100%}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

/* ── 徽章 / 标签 ── */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;
  border-radius:var(--r-pill);
  background:var(--brand-200);
  color:var(--brand-700);
  font-size:12.5px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.badge-gold{background:var(--gold-400);color:#43310A}
.badge-accent{background:var(--accent-100);color:#8A320F}
.tag{
  display:inline-flex;align-items:center;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:var(--brand-200);
  color:var(--brand-700);
  font-size:12px;font-weight:700;letter-spacing:.2px;
}
.tag-accent{background:var(--accent-100);color:#8A320F}

/* ── 面包屑 ── */
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  margin:26px 0 0;
  font-size:13.5px;
  color:var(--ink-60);
}
.crumbs a{color:var(--ink-60);font-weight:600}
.crumbs a:hover{color:var(--brand-700)}
.crumbs i{font-size:10px;opacity:.6}
.crumbs b{color:var(--brand-700);font-weight:700}

/* ── Hero ── */
.hero-cat{
  margin-top:22px;
  border-radius:28px;
  padding:0;
  overflow:hidden;
  background-image:linear-gradient(135deg,rgba(11,43,38,.96) 0%,rgba(14,79,69,.92) 48%,rgba(30,143,114,.86) 100%),url(/assets/images/backpic/back-2.png);
  background-size:cover;
  background-position:center;
  box-shadow:var(--sh-lg);
}
.hero-cat-inner{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:40px;
  align-items:center;
  padding:52px 48px 40px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 15px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.28);
  color:#EAF7F2;
  font-size:12.5px;font-weight:700;letter-spacing:.3px;
}
.hero-cat h1{
  margin-top:18px;
  color:#fff;
  font-size:clamp(30px,4.4vw,46px);
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.5px;
}
.hero-lead{
  margin-top:16px;
  color:rgba(255,255,255,.88);
  font-size:16px;
  line-height:1.85;
  max-width:600px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-cat-card{
  background:var(--surface);
  border-radius:var(--r-lg);
  padding:14px;
  box-shadow:var(--sh-lg);
}
.hero-cat-card img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-img);
  background:linear-gradient(140deg,var(--brand-200),#EAF7F2);
}
.hero-cat-card-foot{display:flex;flex-wrap:wrap;gap:8px;padding:14px 6px 4px}
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:rgba(255,255,255,.16);
  border-top:1px solid rgba(255,255,255,.2);
}
.stat-item{
  display:flex;align-items:flex-start;gap:12px;
  padding:22px 26px;
  background:rgba(11,43,38,.32);
}
.stat-item i{
  width:34px;height:34px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:rgba(255,255,255,.14);
  color:var(--gold-400);
  font-size:14px;
}
.stat-item b{display:block;color:#fff;font-size:14.5px;font-weight:700;line-height:1.5}
.stat-item span{display:block;color:rgba(255,255,255,.72);font-size:12.5px;line-height:1.6}

/* ── 板块通用 ── */
.section{margin-top:88px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:32px}
.sec-head h2{
  font-size:clamp(24px,3vw,34px);
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.4px;
}
.sec-head p{margin-top:10px;color:var(--ink-60);font-size:15px;max-width:640px}
.sec-head .text-link{flex:0 0 auto}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand-700);
  font-weight:700;
  font-size:14px;
}
.text-link i{transition:transform .2s ease;font-size:12px}
.text-link:hover{color:var(--brand-500);text-decoration:underline;text-underline-offset:4px}
.text-link:hover i{transform:translateX(2px)}

/* ── 两列大卡 ── */
.sec-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.sec-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--sh-sm);
  display:flex;flex-direction:column;gap:16px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.sec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:rgba(30,143,114,.28)}
.sec-card-media{
  aspect-ratio:16/9;
  border-radius:var(--r-img);
  overflow:hidden;
  background:linear-gradient(140deg,var(--brand-200),#F3FBF7);
}
.sec-card-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s ease;
}
.sec-card:hover .sec-card-media img{transform:scale(1.03)}
.sec-card h3{font-size:21px;line-height:1.45;font-weight:700}
.sec-card p{color:var(--ink-60);font-size:15px;line-height:1.8}
.badge-row{display:flex;flex-wrap:wrap;gap:8px}
.sec-card .text-link{margin-top:auto}

/* ── 图文分区 ── */
.feature{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:44px;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:28px;
  padding:32px;
  box-shadow:var(--sh-sm);
}
.feature-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  aspect-ratio:16/11;
  background:linear-gradient(140deg,var(--brand-200),#EAF7F2);
}
.feature-media img{width:100%;height:100%;object-fit:cover}
.feature h2{font-size:clamp(23px,2.6vw,30px);line-height:1.35;font-weight:700;letter-spacing:-.3px}
.feature p{margin-top:14px;color:var(--ink-60);font-size:15.5px}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:14px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink)}
.check-list i{
  width:26px;height:26px;flex:0 0 auto;margin-top:3px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:9px;
  background:var(--brand-200);
  color:var(--brand-700);
  font-size:12px;
}
.check-list b{font-weight:700}
.check-list span{display:block;color:var(--ink-60);font-size:14px;line-height:1.7}

/* ── 对照双栏 ── */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.compare-card{
  border-radius:var(--r-lg);
  padding:28px;
  border:1px solid var(--line);
  box-shadow:var(--sh-sm);
}
.compare-do{background:linear-gradient(160deg,#F1FAF6 0%,#FFFFFF 70%)}
.compare-warn{background:linear-gradient(160deg,#FFF4EF 0%,#FFFFFF 70%)}
.compare-card h3{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700}
.compare-card h3 i{
  width:32px;height:32px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;
  font-size:14px;
}
.compare-do h3 i{background:var(--brand-200);color:var(--brand-700)}
.compare-warn h3 i{background:var(--accent-100);color:#8A320F}
.compare-card ul{margin-top:20px;display:flex;flex-direction:column;gap:16px}
.compare-card li{
  padding-left:18px;
  position:relative;
  font-size:15px;
  line-height:1.75;
}
.compare-card li::before{
  content:"";
  position:absolute;left:0;top:11px;
  width:8px;height:8px;border-radius:50%;
}
.compare-do li::before{background:var(--brand-500)}
.compare-warn li::before{background:var(--accent-500)}
.compare-card li b{display:block;font-weight:700}
.compare-card li span{display:block;color:var(--ink-60);font-size:14px;line-height:1.7}

/* ── FAQ ── */
.faq-wrap{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:28px;
  padding:16px;
  box-shadow:var(--sh-sm);
}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:var(--surface);
  margin-bottom:10px;
  overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item:last-child{margin-bottom:0}
.faq-item:hover{background:#F6FCF9}
.faq-item[open]{border-left:4px solid var(--accent-500);background:#FCFEFD}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 20px;
  font-size:16.5px;
  font-weight:700;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  width:30px;height:30px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--brand-200);
  color:var(--brand-700);
  font-size:13px;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);background:var(--accent-100);color:#8A320F}
.faq-body{padding:0 20px 20px 20px;color:var(--ink-60);font-size:15px;line-height:1.8}

/* ── CTA 大条 ── */
.cta-band{
  margin-top:88px;
  border-radius:28px;
  background:var(--grad-cta);
  padding:48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  box-shadow:var(--sh-lg);
}
.cta-band h2{
  font-size:clamp(23px,3vw,32px);
  line-height:1.32;
  font-weight:800;
  color:#2A1508;
  letter-spacing:-.4px;
}
.cta-band p{margin-top:12px;color:rgba(42,21,8,.82);font-size:15px;max-width:620px}
.cta-note{margin-top:14px;font-size:13px;color:rgba(42,21,8,.7)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}

/* ── 页脚 ── */
.site-footer{
  margin-top:96px;
  background:var(--brand-900);
  color:#E6F2ED;
  padding:64px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand b{font-size:16px;font-weight:800;color:#fff}
.site-footer p{color:rgba(230,242,237,.72);font-size:14px;line-height:1.8}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.site-footer ul li{margin-bottom:10px}
.site-footer a{color:rgba(230,242,237,.78);font-size:14px}
.site-footer a:hover{color:var(--gold-400)}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:#E6F2ED;
  font-size:14px;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.social-row a:hover{background:var(--gold-400);color:#3A2B00;transform:translateY(-2px)}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;
  color:rgba(230,242,237,.6);
}
.to-top{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--gold-400);
  color:#3A2B00;
  font-size:14px;
  transition:transform .2s ease,filter .2s ease;
}
.to-top:hover{transform:translateY(-3px);filter:brightness(1.05);color:#3A2B00}

/* ── 抽屉菜单 ── */
.drawer{
  position:fixed;
  inset:0;
  z-index:120;
  background:rgba(11,43,38,.45);
  -webkit-backdrop-filter:blur(4px);
  backdrop-filter:blur(4px);
  opacity:0;
  pointer-events:none;
  transition:opacity .24s ease;
}
.drawer.open{opacity:1;pointer-events:auto}
.drawer-panel{
  position:absolute;
  top:14px;left:14px;right:14px;
  max-width:520px;
  margin:0 auto;
  background:var(--surface);
  border-radius:26px;
  padding:20px;
  box-shadow:var(--sh-lg);
  transform:translateY(-12px);
  transition:transform .24s ease;
}
.drawer.open .drawer-panel{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;gap:10px}
.drawer-head b{font-size:15.5px;font-weight:800;color:var(--brand-700);margin-right:auto}
.drawer-search{
  display:flex;align-items:center;gap:10px;
  margin:18px 0;
  padding:12px 16px;
  border:1px solid var(--line);
  border-radius:var(--r-input);
  background:#FBFDFC;
  color:var(--ink-60);
}
.drawer-search:focus-within{border-color:var(--accent-500);box-shadow:0 0 0 2px rgba(255,107,61,.18)}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14.5px;color:var(--ink)}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.drawer-nav a{
  padding:13px 16px;
  border-radius:16px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  background:#F7FBF9;
}
.drawer-nav a:hover{background:var(--brand-200)}
.drawer-nav a.active{background:var(--grad-brand);color:#fff}
.drawer-note{margin-top:14px;font-size:13px;color:var(--ink-60);text-align:center}

/* ── 响应式 ── */
@media (max-width:1180px){
  .dock{max-width:calc(100% - 32px)}
}
@media (max-width:1024px){
  .hero-cat-inner{grid-template-columns:1fr;padding:44px 34px 34px;gap:30px}
  .hero-lead{max-width:none}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sec-grid{grid-template-columns:1fr 1fr}
  .feature{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-band{flex-direction:column;align-items:flex-start}
  .nav-menu a{padding:9px 12px;font-size:13.5px}
}
@media (max-width:860px){
  .nav-menu{display:none}
  .burger{display:inline-flex}
  .section{margin-top:64px}
  .cta-band{margin-top:64px}
  .site-footer{margin-top:64px}
  .stat-item{padding:18px 20px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .sec-grid,.compare-grid{grid-template-columns:1fr}
  .hero-cat{border-radius:24px}
  .hero-cat-inner{padding:34px 22px 26px}
  .stat-strip{grid-template-columns:1fr}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:24px}
  .feature{padding:20px;border-radius:24px}
  .cta-band{padding:32px 24px;border-radius:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .faq-wrap{padding:10px}
  .faq-item summary{font-size:15.5px;padding:16px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  body{font-size:15px}
  .dock{margin-top:12px;padding:8px 10px 8px 12px}
  .brand-text span{display:none}
  .brand-text b{font-size:13.5px}
  .brand-mark{width:36px;height:36px;font-size:13.5px;border-radius:12px}
  .hero-cat h1{font-size:28px}
  .hero-actions .btn{width:100%}
  .sec-card h3{font-size:19px}
  .cta-band h2{font-size:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --brand-900:#0B2B26;
  --brand-700:#0E4F45;
  --brand-500:#1E8F72;
  --brand-200:#CBE9DE;
  --accent-500:#FF6B3D;
  --accent-100:#FFE6DC;
  --gold-400:#F2C14E;
  --bg:#FAF7F2;
  --surface:#FFFFFF;
  --ink:#14231F;
  --ink-60:#5A6D67;
  --line:rgba(14,79,69,.10);
  --grad-brand:linear-gradient(135deg,#0E4F45 0%,#1E8F72 55%,#7BD389 100%);
  --grad-cta:linear-gradient(120deg,#FF6B3D 0%,#F2C14E 100%);
  --sh-sm:0 2px 8px rgba(14,79,69,.06);
  --sh-md:0 10px 30px rgba(14,79,69,.10);
  --sh-lg:0 24px 60px rgba(14,79,69,.14);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --gap-sec:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .2s ease,background .2s ease}
a:hover{color:var(--brand-500)}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.3px}
h1{font-size:clamp(30px,4.4vw,46px);line-height:1.2;font-weight:800;letter-spacing:-.5px}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:700}
h3{font-size:20px;line-height:1.4;font-weight:700}
p{margin:0 0 16px}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold-400);outline-offset:2px;border-radius:6px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:sticky;top:0;z-index:60;padding:16px 24px 0;pointer-events:none}
.dock{
  pointer-events:auto;
  position:sticky;top:16px;
  max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:18px;
  padding:10px 12px 10px 18px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border:1px solid var(--line);
  border-radius:999px;
  box-shadow:var(--sh-sm);
  transition:box-shadow .25s ease,transform .25s ease;
}
.dock.scrolled{box-shadow:var(--sh-md)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;letter-spacing:-.5px;
  box-shadow:var(--sh-sm);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:15px;color:var(--brand-700);font-weight:800;white-space:nowrap}
.brand-text span{font-size:11px;color:var(--ink-60);letter-spacing:.2px}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-menu a{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:600;
  color:var(--ink-60);white-space:nowrap;
}
.nav-menu a:hover{background:var(--brand-200);color:var(--brand-700)}
.nav-menu a.active{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-sm)}
.dock-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--brand-700);display:inline-flex;align-items:center;justify-content:center;
  transition:.2s;
}
.icon-btn:hover{background:var(--brand-200);transform:translateY(-1px)}
.burger{display:none}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:none;border-radius:999px;font-weight:700;font-size:15px;
  padding:14px 28px;transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background .2s ease;
  line-height:1.2;
}
.btn-primary{background:var(--grad-cta);color:#fff;box-shadow:var(--sh-sm)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:var(--sh-md)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand-700);border:1px solid var(--brand-700)}
.btn-ghost:hover{background:var(--brand-200);color:var(--brand-700);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:14px}
.link-more{font-weight:700;display:inline-flex;align-items:center;gap:6px;font-size:15px}
.link-more i{transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  height:32px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:700;color:var(--ink);
}
.badge-gold{background:var(--gold-400)}
.badge-soft{background:var(--accent-100);color:#8A3312}
.badge-mint{background:var(--brand-200);color:var(--brand-700)}
.badge i{font-size:12px}

/* ---------- 面包屑 ---------- */
.crumb-area{padding:26px 0 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-60)}
.crumbs a{color:var(--ink-60)}
.crumbs a:hover{color:var(--brand-500)}
.crumbs i{font-size:10px;opacity:.6}
.crumbs .cur{color:var(--brand-700);font-weight:700}

/* ---------- Banner ---------- */
.page-banner{margin-top:22px}
.banner-inner{
  position:relative;overflow:hidden;border-radius:28px;
  padding:46px 48px;
  background:var(--grad-brand);
  box-shadow:var(--sh-md);
  color:#fff;
}
.banner-inner::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.16;mix-blend-mode:luminosity;
}
.banner-inner>*{position:relative;z-index:2}
.banner-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);
  color:#fff;border-radius:999px;padding:6px 16px;font-size:13px;font-weight:700;
  backdrop-filter:blur(4px);
}
.banner-inner h1{color:#fff;max-width:860px;margin:18px 0 14px}
.banner-inner .lead{color:rgba(255,255,255,.92);font-size:17px;max-width:720px;margin-bottom:26px}
.badge-row{display:flex;flex-wrap:wrap;gap:12px}
.badge-row .badge{
  background:rgba(255,255,255,.94);color:var(--brand-700);
  height:34px;box-shadow:0 6px 18px rgba(11,43,38,.14);
}
.badge-row .badge i{color:var(--accent-500)}

/* ---------- 通用板块 ---------- */
section{padding:var(--gap-sec) 0 0}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--accent-500);letter-spacing:.4px;margin-bottom:12px;
}
.sec-head p{color:var(--ink-60);font-size:16px;margin:14px 0 0}

/* ---------- 分类说明 ---------- */
.intro-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--sh-sm);
}
.intro-copy p{color:var(--ink-60)}
.intro-copy p:last-child{margin-bottom:0}
.intro-points{margin-top:22px;display:grid;gap:12px}
.intro-points li{
  display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink);
  background:var(--bg);border:1px dashed var(--line);border-radius:var(--r-sm);padding:12px 16px;
}
.intro-points i{color:var(--brand-500);margin-top:5px}
.intro-figure{border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-md);position:relative}
.intro-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.figure-tag{
  position:absolute;left:14px;bottom:14px;
  background:rgba(255,255,255,.94);border-radius:999px;padding:7px 14px;
  font-size:13px;font-weight:700;color:var(--brand-700);box-shadow:var(--sh-sm);
}

/* ---------- 时间轴步骤 ---------- */
.timeline{display:grid;gap:26px}
.tl-item{display:grid;grid-template-columns:64px 1fr;gap:24px}
.tl-node{position:relative;display:flex;justify-content:center}
.tl-num{
  width:56px;height:56px;border-radius:18px;
  background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:18px;box-shadow:var(--sh-md);
}
.tl-node::after{
  content:"";position:absolute;top:66px;bottom:-26px;width:2px;
  background:linear-gradient(180deg,rgba(30,143,114,.5),rgba(30,143,114,.08));
}
.tl-item:last-child .tl-node::after{display:none}
.tl-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 28px;box-shadow:var(--sh-sm);transition:transform .25s ease,box-shadow .25s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.tl-card h3{margin-bottom:10px}
.tl-card p{color:var(--ink-60);margin-bottom:14px}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;border-top:1px dashed var(--line);padding-top:14px}
.tl-done{font-size:13px;color:var(--ink-60)}
.tl-done b{color:var(--brand-700)}

/* ---------- 提示对照 ---------- */
.hint-list{display:grid;gap:16px}
.hint-row{
  display:grid;grid-template-columns:230px 1fr 200px;gap:22px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 26px;box-shadow:var(--sh-sm);transition:.25s;
}
.hint-row:hover{transform:translateY(-3px);box-shadow:var(--sh-md);border-color:rgba(30,143,114,.3)}
.hint-key{font-weight:700;font-size:15px;display:flex;align-items:center;gap:10px}
.hint-key i{color:var(--accent-500)}
.hint-text{color:var(--ink-60);font-size:15px;margin:0}
.hint-act{font-size:14px;font-weight:700;color:var(--brand-700);text-align:right}
.hint-act span{display:block;font-weight:400;color:var(--ink-60);font-size:13px}

/* ---------- 加固要点 ---------- */
.harden-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.harden-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-sm);transition:.25s;position:relative;overflow:hidden;
}
.harden-card::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--grad-cta);opacity:.85}
.harden-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.harden-ico{
  width:48px;height:48px;border-radius:16px;background:var(--brand-200);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:16px;
}
.harden-card h3{font-size:19px;margin-bottom:10px}
.harden-card p{color:var(--ink-60);font-size:15px;margin-bottom:0}

/* ---------- FAQ ---------- */
.faq-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:12px 28px 18px;box-shadow:var(--sh-sm);
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:none}
.faq-item[open]{box-shadow:inset 4px 0 0 var(--accent-500);border-radius:12px;padding-left:14px;margin-left:-14px;background:rgba(255,230,220,.28)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 6px;font-size:17px;font-weight:700;color:var(--ink);transition:background .2s ease;border-radius:12px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:var(--brand-200)}
.faq-item summary i{
  flex:0 0 auto;width:30px;height:30px;border-radius:999px;
  background:var(--accent-100);color:var(--accent-500);
  display:flex;align-items:center;justify-content:center;font-size:12px;transition:transform .25s ease;
}
.faq-item[open] summary i{transform:rotate(45deg);background:var(--accent-500);color:#fff}
.faq-body{padding:0 6px 20px;color:var(--ink-60);font-size:15px;line-height:1.8}
.faq-body p{margin-bottom:10px}
.faq-body p:last-child{margin-bottom:0}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:28px;padding:48px 46px;position:relative;overflow:hidden;
  background:var(--grad-brand);color:#fff;box-shadow:var(--sh-lg);
  display:grid;grid-template-columns:1.4fr 1fr;gap:32px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(242,193,78,.45),transparent 70%);
}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.9);margin-bottom:0;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;position:relative;z-index:2}
.cta-band .btn-ghost{background:rgba(255,255,255,.94)}
.cta-note{grid-column:1/-1;font-size:13px;color:rgba(255,255,255,.75);position:relative;z-index:2}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:var(--gap-sec);background:var(--brand-900);color:rgba(250,247,242,.82);padding:64px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:16px;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(250,247,242,.72)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand b{color:#fff;font-size:16px}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{color:rgba(250,247,242,.78);font-size:14px}
.site-footer ul a:hover{color:var(--gold-400)}
.social-row{display:flex;gap:10px;margin-top:18px}
.social-row a{
  width:38px;height:38px;border-radius:999px;background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.social-row a:hover{background:var(--brand-500);color:#fff}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13px;color:rgba(250,247,242,.6);
}
.to-top{
  width:42px;height:42px;border-radius:999px;background:var(--grad-cta);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--sh-sm);
}
.to-top:hover{color:#fff;transform:translateY(-3px)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--gap-sec:64px}
  .dock{max-width:100%;padding:10px 12px}
  .nav-menu a{padding:8px 11px;font-size:13px}
  .intro-grid{grid-template-columns:1fr;gap:28px}
  .harden-grid{grid-template-columns:1fr 1fr}
  .hint-row{grid-template-columns:1fr;gap:10px}
  .hint-act{text-align:left}
  .cta-band{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
  .dock{position:relative;top:0;border-radius:26px;padding:10px 14px}
  .dock-wrap{padding:12px 18px 0;position:relative}
  .nav-menu{
    display:none;position:absolute;left:0;right:0;top:calc(100% + 12px);
    flex-direction:column;align-items:stretch;gap:6px;margin-left:0;
    background:#fff;border:1px solid var(--line);border-radius:22px;padding:14px;
    box-shadow:var(--sh-lg);
  }
  .dock.open .nav-menu{display:flex}
  .nav-menu a{padding:12px 16px;border-radius:14px;font-size:15px}
  .dock-tools{margin-left:auto}
  .burger{display:inline-flex}
  .brand-text span{display:none}
}
@media (max-width:768px){
  :root{--gap-sec:48px}
  h1{font-size:29px}
  .container{padding:0 18px}
  .banner-inner{padding:32px 24px}
  .banner-inner .lead{font-size:16px}
  .intro-grid{padding:24px}
  .timeline{gap:20px}
  .tl-item{grid-template-columns:48px 1fr;gap:16px}
  .tl-num{width:44px;height:44px;border-radius:14px;font-size:16px}
  .tl-node::after{top:52px}
  .tl-card{padding:22px}
  .harden-grid{grid-template-columns:1fr}
  .faq-card{padding:8px 18px 14px}
  .faq-item[open]{padding-left:10px;margin-left:-10px}
  .faq-item summary{font-size:16px;padding:18px 4px}
  .cta-band{padding:34px 24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:480px){
  body{font-size:15px}
  .btn{width:100%}
  .dock-tools .btn-sm{width:auto}
  .badge-row .badge{height:auto;padding:7px 12px;white-space:normal;text-align:left}
  .hint-row{padding:20px}
}