/* roulang page: index */
:root{
  --ink:#171A1C;
  --ink-2:#4B5358;
  --ink-3:#8A9096;
  --bg:#F7F4ED;
  --surface:#FFFFFF;
  --surface-2:#F1ECE3;
  --line:#E3DCD0;
  --primary:#0F6159;
  --primary-d:#0A4740;
  --primary-l:#E4F0ED;
  --amber:#D98A2B;
  --amber-l:#FBEEDA;
  --accent:#C4452E;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(23,26,28,.04), 0 8px 24px rgba(23,26,28,.06);
  --sh-2:0 12px 32px rgba(23,26,28,.10);
  --container:1280px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;line-height:1.9;letter-spacing:.01em;
  color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:.01em}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
a{color:var(--primary);text-decoration:none;transition:color .18s ease,border-color .18s ease}
a:hover{color:var(--primary-d)}
img{max-width:100%;display:block;border-style:none}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

.grid-container{max-width:var(--container);padding-left:32px;padding-right:32px;margin-left:auto;margin-right:auto}
.grid-container.full{padding-left:0;padding-right:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ============ HEADER ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header-inner{
  max-width:var(--container);margin:0 auto;padding:0 32px;
  height:72px;display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(150deg,var(--primary),var(--primary-d));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;letter-spacing:-.02em;
  box-shadow:0 6px 16px rgba(15,97,89,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.18}
.brand-text b{font-size:17px;color:var(--ink);font-weight:700;letter-spacing:.01em}
.brand-text span{font-size:11.5px;color:var(--ink-3);letter-spacing:.14em}

.nav-main{display:flex;align-items:center;gap:6px;flex:1 1 auto}
.nav-link{
  position:relative;display:inline-block;padding:8px 14px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:500;color:var(--ink-2);
}
.nav-link:hover{color:var(--primary);background:var(--primary-l)}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;
  border-radius:2px;background:var(--primary);
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}

.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:500;color:var(--ink-2);transition:.18s;
}
.mega-trigger:hover,.mega-wrap.is-open .mega-trigger{color:var(--primary);background:var(--primary-l)}
.mega-trigger i{font-size:11px;transition:transform .2s ease}
.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 16px);right:0;width:600px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;
  box-shadow:0 18px 48px rgba(23,26,28,.14);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-panel::before{content:"";position:absolute;top:-10px;right:76px;width:18px;height:18px;background:#fff;border-left:1px solid var(--line);border-top:1px solid var(--line);transform:rotate(45deg)}
.mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.mega-card{display:flex;gap:12px;padding:12px;border-radius:12px;transition:.18s}
.mega-card:hover{background:var(--primary-l)}
.mega-ico{
  width:34px;height:34px;border-radius:9px;flex:0 0 auto;
  background:var(--primary-l);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.mega-card h4{font-size:15px;color:var(--ink);margin-bottom:2px}
.mega-card p{font-size:13px;line-height:1.6;color:var(--ink-3);margin:0}

.burger{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink);font-size:17px}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;letter-spacing:.02em;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(15,97,89,.22)}
.btn-primary:hover{background:var(--primary-d);color:#fff;transform:translateY(-1px);box-shadow:0 12px 26px rgba(15,97,89,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border:1px solid var(--primary);color:var(--primary)}
.btn-ghost:hover{background:var(--primary-l);color:var(--primary-d);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(196,69,46,.22)}
.btn-accent:hover{background:#A93A26;color:#fff;transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--primary);border:1px solid rgba(255,255,255,.6)}
.btn-light:hover{background:#fff;color:var(--primary-d);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px}
.btn-block{width:100%}
.btn-text{display:inline-flex;align-items:center;gap:7px;font-size:15px;font-weight:600;color:var(--primary)}
.btn-text i{transition:transform .18s ease}
.btn-text:hover i{transform:translateX(4px)}
[disabled],.is-disabled{opacity:.5;pointer-events:none;border-color:var(--line)!important;color:var(--ink-3)!important;background:var(--surface-2)!important;box-shadow:none!important}

/* ============ HERO ============ */
.hero{
  position:relative;margin-top:72px;overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center right;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,#F7F4ED 0%,rgba(247,244,237,.96) 38%,rgba(15,97,89,.14) 100%);
}
.hero-inner{position:relative;z-index:2;padding:88px 0 96px}
.hero-copy{max-width:640px}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:6px 14px;border-radius:999px;background:rgba(15,97,89,.10);
  color:var(--primary-d);font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:22px;
}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--primary);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(15,97,89,.45)}70%{box-shadow:0 0 0 8px rgba(15,97,89,0)}100%{box-shadow:0 0 0 0 rgba(15,97,89,0)}}
.hero h1{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:48px;line-height:1.24;color:var(--ink);margin-bottom:18px;letter-spacing:.01em;
}
.hero h1 em{font-style:normal;color:var(--primary)}
.hero-sub{font-size:17.5px;line-height:1.85;color:var(--ink-2);max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.trust-row{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--line);padding-top:20px}
.trust-item{padding-right:26px;margin-right:26px;border-right:1px solid var(--line)}
.trust-item:last-child{border-right:0;margin-right:0;padding-right:0}
.trust-item b{display:block;font-size:19px;font-weight:700;color:var(--primary);line-height:1.4}
.trust-item span{font-size:13px;color:var(--ink-3)}

.hero-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
}
.hero-panel h3{font-size:16px;margin-bottom:4px}
.hero-panel .panel-note{font-size:12.5px;color:var(--ink-3);margin-bottom:14px}
.status-line{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px}
.status-line:last-of-type{border-bottom:0}
.status-line .k{color:var(--ink-2);display:flex;align-items:center;gap:8px}
.status-line .v{font-weight:600;color:var(--primary)}
.status-line .v.warn{color:var(--amber)}
.status-line .v.err{color:var(--accent)}
.hero-panel-media{margin-top:16px;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/9}
.hero-panel-media img{width:100%;height:100%;object-fit:cover}
.tag-soft{display:inline-block;padding:3px 10px;border-radius:999px;background:var(--primary-l);color:var(--primary-d);font-size:12px;font-weight:600}

/* ============ SECTION ============ */
.section{padding:104px 0}
.section.tight{padding:76px 0}
.section-alt{background:var(--surface-2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:44px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;
  letter-spacing:.16em;color:var(--amber);text-transform:uppercase;margin-bottom:12px;
}
.section-title{
  font-family:"Noto Serif SC","Songti SC",serif;
  font-size:34px;line-height:1.32;color:var(--ink);
}
.section-desc{font-size:16px;color:var(--ink-2);max-width:620px;margin-top:12px;line-height:1.9}
.section-head .head-side{flex:0 0 auto;padding-bottom:6px}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ============ CARDS ============ */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  height:100%;display:flex;flex-direction:column;
}
.card:hover{border-color:rgba(15,97,89,.32);transform:translateY(-2px);box-shadow:var(--sh-2)}
.card h3{font-size:22px;margin-bottom:12px}
.card p{font-size:15.5px;color:var(--ink-2)}
.card-media{border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/10;margin-bottom:20px;position:relative}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .badge{position:absolute;top:12px;left:12px}
.badge{
  display:inline-block;padding:4px 11px;border-radius:6px;
  background:var(--primary-l);color:var(--primary-d);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.badge.amber{background:var(--amber-l);color:#8A5410}
.badge.solid{background:var(--primary);color:#fff}

.ico-box{
  width:48px;height:48px;border-radius:13px;background:var(--primary-l);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:18px;
}
.ico-box.amber{background:var(--amber-l);color:#A96714}

.feature-big{display:flex;flex-direction:column;height:100%}
.feature-big .card-media{aspect-ratio:16/9;margin-top:auto}
.feature-side{display:flex;flex-direction:column;gap:22px;height:100%}
.feature-side .card{flex:1 1 auto}

.meta{
  display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-3);
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
}
.meta .sep{width:1px;height:12px;background:var(--line)}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ============ DEMO TABS ============ */
.demo-frame{
  border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
  background:var(--surface-2);box-shadow:var(--sh-1);
}
.demo-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.tabs-wrap{display:flex;flex-direction:column;gap:0}
.tab-btns{display:flex;gap:8px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:22px}
.tab-btn{
  padding:9px 16px;border-radius:var(--r-btn);font-size:14.5px;font-weight:600;
  color:var(--ink-2);border:1px solid transparent;transition:.18s;
}
.tab-btn:hover{background:var(--primary-l);color:var(--primary)}
.tab-btn.active{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(15,97,89,.2)}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fadeUp .3s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.tab-panel h3{font-size:22px;margin-bottom:12px}
.tab-panel p{color:var(--ink-2);font-size:15.5px}
.step-list{counter-reset:step;margin-top:18px}
.step-list li{
  position:relative;padding:0 0 16px 42px;counter-increment:step;
  font-size:15.5px;color:var(--ink-2);
}
.step-list li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:2px;width:28px;height:28px;border-radius:9px;
  background:var(--primary-l);color:var(--primary);font-size:12.5px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.step-list li:last-child{padding-bottom:0}
.step-list li b{color:var(--ink);font-weight:600}

/* ============ PROOF ============ */
.proof-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;margin-bottom:44px}
.stat{background:var(--surface);padding:28px 24px}
.stat-num{font-size:30px;font-weight:700;color:var(--primary);line-height:1.2;letter-spacing:-.01em}
.stat-label{font-size:13px;color:var(--ink-3);margin-top:4px}
.review-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(320px,1fr);gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:10px}
.review-scroll::-webkit-scrollbar{height:6px}
.review-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:99px}
.review-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;scroll-snap-align:start;box-shadow:var(--sh-1);
}
.review-card p{font-size:15px;color:var(--ink-2);margin-bottom:18px}
.review-who{display:flex;align-items:center;gap:12px}
.review-avatar{width:38px;height:38px;border-radius:50%;background:var(--primary-l);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.review-who b{display:block;font-size:14.5px}
.review-who span{font-size:12.5px;color:var(--ink-3)}
.cert-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.cert{
  display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface-2);
  font-size:13px;color:var(--ink-2);font-weight:500;
}
.cert i{color:var(--ink-3)}

/* ============ NEWS / CMS ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{border-color:rgba(15,97,89,.32);transform:translateY(-2px);box-shadow:var(--sh-2)}
.news-cover{display:block;position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-cover img{transform:scale(1.03)}
.news-cover .badge{position:absolute;top:12px;left:12px}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1 1 auto}
.news-body h3{font-size:17.5px;line-height:1.55;margin-bottom:10px}
.news-body h3 a{color:var(--ink)}
.news-body h3 a:hover{color:var(--primary)}
.news-body p{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin-bottom:0}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-3);
}
.news-meta .arrow{color:var(--primary);font-size:14px}
.empty-state{
  min-height:220px;border:1px dashed var(--line);border-radius:var(--r-card);
  background:var(--surface);display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;padding:40px 24px;text-align:center;
}
.empty-state i{font-size:34px;color:rgba(15,97,89,.3)}
.empty-state p{font-size:15px;color:var(--ink-2);margin:0}

/* ============ PRICING ============ */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.price-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px;display:flex;flex-direction:column;box-shadow:var(--sh-1);position:relative;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.price-card.featured{border:1.5px solid var(--primary);box-shadow:0 14px 36px rgba(15,97,89,.12)}
.price-card.featured::before{
  content:"推荐档位";position:absolute;top:-13px;left:30px;
  background:var(--primary);color:#fff;font-size:12px;font-weight:600;
  padding:4px 12px;border-radius:999px;
}
.price-name{font-size:19px;font-weight:700;margin-bottom:6px}
.price-note{font-size:13.5px;color:var(--ink-3);margin-bottom:20px}
.price-list{display:flex;flex-direction:column;gap:11px;margin-bottom:26px}
.price-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);line-height:1.75}
.price-list li i{color:var(--primary);font-size:13px;margin-top:6px;flex:0 0 auto}
.price-cta{margin-top:auto}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;text-align:left;font-size:16.5px;font-weight:600;color:var(--ink);
  transition:color .18s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-q .plus{
  flex:0 0 auto;width:24px;height:24px;position:relative;
}
.faq-q .plus::before,.faq-q .plus::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;transition:transform .25s ease,opacity .25s ease;
}
.faq-q .plus::before{left:0;top:11px;width:24px;height:2px}
.faq-q .plus::after{left:11px;top:0;width:2px;height:24px}
.faq-item.open .faq-q .plus::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a-inner{padding:0 4px 24px;font-size:15.5px;line-height:1.9;color:var(--ink-2);max-width:760px}

/* ============ CTA BAND ============ */
.cta-band{
  background:linear-gradient(120deg,var(--primary) 0%,var(--primary-d) 62%,#083B35 100%);
  border-radius:0;color:#fff;padding:86px 0;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:360px;height:360px;border-radius:50%;
  background:rgba(255,255,255,.05);
}
.cta-band::before{
  content:"";position:absolute;right:120px;bottom:-140px;width:260px;height:260px;border-radius:50%;
  background:rgba(217,138,43,.14);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-band h2{font-size:30px;font-family:"Noto Serif SC","Songti SC",serif;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.85);font-size:16px;margin:0;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ FOOTER ============ */
.site-footer{background:var(--surface-2);border-top:1px solid var(--line);padding:70px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:18px;letter-spacing:.02em}
.footer-col p{font-size:14px;color:var(--ink-2);line-height:1.9;margin-bottom:14px}
.footer-links li{margin-bottom:11px}
.footer-links a{font-size:14px;color:var(--ink-2)}
.footer-links a:hover{color:var(--primary)}
.footer-contact{font-size:14px;color:var(--ink-2);display:flex;align-items:center;gap:9px;margin-bottom:10px}
.footer-contact i{color:var(--primary);width:16px;text-align:center}
.footer-sub{display:flex;gap:10px;margin-top:16px}
.footer-sub input{
  flex:1 1 auto;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:14.5px;color:var(--ink);transition:.18s;
}
.footer-sub input::placeholder{color:var(--ink-3)}
.footer-sub input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,97,89,.15)}
.footer-note{font-size:13px;color:var(--ink-3);margin-top:12px}
.footer-bottom{
  margin-top:56px;border-top:1px solid var(--line);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);
}
.footer-bottom a{color:var(--ink-3)}
.footer-bottom a:hover{color:var(--primary)}

/* ============ FLOAT CTA ============ */
.float-cta{
  position:fixed;right:28px;bottom:28px;z-index:70;
  display:flex;flex-direction:column;align-items:flex-end;gap:12px;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-pill{
  display:inline-flex;align-items:center;gap:9px;height:50px;padding:0 24px;border-radius:999px;
  background:var(--primary);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 12px 30px rgba(15,97,89,.3);transition:.2s;
}
.float-pill:hover{background:var(--primary-d);color:#fff;transform:translateY(-2px)}
.float-top{
  width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--line);
  color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:15px;
  box-shadow:var(--sh-1);transition:.2s;
}
.float-top:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--primary-d)}

/* ============ DRAWER ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(23,26,28,.45);z-index:90;opacity:0;visibility:hidden;transition:.25s;
}
.drawer-mask.show{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;background:#fff;z-index:95;
  transform:translateX(100%);transition:transform .28s ease;padding:20px;overflow-y:auto;
  box-shadow:-12px 0 40px rgba(23,26,28,.18);
}
.drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-close{width:40px;height:40px;border-radius:11px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink)}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 8px;
  font-size:16px;font-weight:500;color:var(--ink-2);border-bottom:1px solid var(--line);
}
.drawer-link.active{color:var(--primary);font-weight:600}
.drawer-cta{margin-top:26px}

/* ============ BREADCRUMB ============ */
.breadcrumb{font-size:13.5px;color:var(--ink-3);padding:20px 0 0}
.breadcrumb a{color:var(--ink-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{margin:0 7px;color:var(--line)}

/* ============ RESPONSIVE ============ */
@media screen and (max-width:1199px){
  .hero h1{font-size:42px}
  .section{padding:88px 0}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
}
@media screen and (max-width:1023px){
  .container,.grid-container{padding-left:24px;padding-right:24px}
  .header-inner{padding:0 24px;gap:16px}
  .nav-main{display:none}
  .burger{display:flex}
  .header-actions .btn-header{display:none}
  .hero h1{font-size:34px}
  .hero-inner{padding:64px 0 72px}
  .section{padding:72px 0}
  .section-title{font-size:27px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:32px}
  .news-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .pricing-grid{grid-template-columns:1fr;gap:18px}
  .price-card.featured{transform:none}
  .proof-stats{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media screen and (max-width:639px){
  body{font-size:15.5px;padding-bottom:64px}
  .container,.grid-container{padding-left:20px;padding-right:20px}
  .header-inner{height:60px;padding:0 18px}
  .site-header{--h:60px}
  .hero{margin-top:60px}
  .hero h1{font-size:29px}
  .hero-sub{font-size:16px}
  .hero-inner{padding:48px 0 56px}
  .hero-actions .btn{width:100%}
  .trust-item{padding-right:16px;margin-right:16px}
  .trust-item b{font-size:17px}
  .section{padding:56px 0}
  .section-title{font-size:23px}
  .section-desc{font-size:15px}
  .card{padding:20px}
  .card h3{font-size:19px}
  .news-grid{grid-template-columns:1fr}
  .proof-stats{grid-template-columns:1fr}
  .stat{padding:22px 18px}
  .stat-num{font-size:26px}
  .review-scroll{grid-auto-columns:minmax(260px,1fr)}
  .cta-band{padding:56px 0}
  .cta-band h2{font-size:23px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-sub{flex-direction:column}
  .footer-sub .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .float-cta{
    right:0;left:0;bottom:0;flex-direction:row;align-items:center;justify-content:center;
    background:#fff;border-top:1px solid var(--line);padding:8px 16px calc(8px + env(safe-area-inset-bottom));
    transform:translateY(100%);gap:10px;
  }
  .float-cta.show{transform:translateY(0)}
  .float-pill{flex:1 1 auto;justify-content:center;height:46px;box-shadow:none}
  .float-top{display:none}
  .mega-panel{display:none}
  .tab-btns{overflow-x:auto;flex-wrap:nowrap;padding-bottom:12px}
}

/* roulang page: article */
:root{
  --c-primary:#0F6159;
  --c-primary-dark:#0A4740;
  --c-primary-light:#E4F0ED;
  --c-accent:#D98A2B;
  --c-accent-light:#FBF0DF;
  --c-danger:#C4452E;
  --c-bg:#F7F4ED;
  --c-surface:#FFFFFF;
  --c-surface-2:#F1ECE3;
  --c-text:#171A1C;
  --c-text-2:#4B5358;
  --c-meta:#8A9096;
  --c-line:#E3DCD0;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,26,28,.04), 0 8px 24px rgba(23,26,28,.06);
  --sh-2:0 12px 32px rgba(23,26,28,.10);
  --sp-block:104px;
  --f-sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',Helvetica,Arial,sans-serif;
  --f-serif:'Noto Serif SC','Songti SC',serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--f-sans);
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--f-serif);line-height:1.3;letter-spacing:.01em;margin:0;color:var(--c-text);}
h1{font-size:clamp(28px,3.2vw,42px);}
h2{font-size:clamp(24px,2.4vw,34px);}
h3{font-size:clamp(18px,1.7vw,23px);}
p{margin:0 0 1.2em;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--c-primary);}
img{max-width:100%;height:auto;display:block;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:none;background:none;color:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.grid-container{max-width:1280px;padding-left:32px;padding-right:32px;margin-left:auto;margin-right:auto;width:100%;}
.section{padding-top:var(--sp-block);}
.divider-line{height:1px;background:var(--c-line);border:0;margin:0;}

/* 顶部状态条 */
.topbar{background:var(--c-primary-dark);color:#DCEDE9;font-size:13px;letter-spacing:.02em;}
.topbar-inner{display:flex;align-items:center;gap:10px;height:38px;}
.topbar-sep{opacity:.45;}
.topbar-right{margin-left:auto;opacity:.8;}
.live-dot{width:8px;height:8px;border-radius:50%;background:#5BE3C0;position:relative;flex:0 0 8px;}
.live-dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid rgba(91,227,192,.6);animation:ping 2.2s infinite;}
@keyframes ping{0%{transform:scale(.6);opacity:.9}70%{transform:scale(1.5);opacity:0}100%{opacity:0}}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:60;background:var(--c-surface);border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease;}
.site-header.scrolled{box-shadow:var(--sh-1);}
.header-inner{display:flex;align-items:center;gap:22px;height:72px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{width:38px;height:38px;border-radius:11px;background:var(--c-primary);color:#fff;display:grid;place-items:center;font-family:var(--f-serif);font-weight:700;font-size:19px;letter-spacing:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text b{font-size:16px;font-weight:700;letter-spacing:.02em;}
.brand-text span{font-size:12px;color:var(--c-meta);letter-spacing:.06em;}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:6px;}
.nav-link{position:relative;padding:10px 14px;font-size:15px;font-weight:600;color:var(--c-text-2);border-radius:8px;}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-light);}
.nav-link.active{color:var(--c-primary);}
.nav-link.active::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;background:var(--c-primary);}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}

/* Mega 面板 */
.mega-wrap{position:relative;}
.mega-trigger{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:var(--r-btn);font-size:14px;font-weight:600;color:var(--c-text-2);border:1px solid transparent;transition:.2s;}
.mega-trigger:hover{background:var(--c-primary-light);color:var(--c-primary);}
.mega-wrap.open .mega-trigger{color:var(--c-primary);border-color:rgba(15,97,89,.3);background:var(--c-primary-light);}
.mega-trigger i.fa-chevron-down{font-size:11px;transition:transform .22s;}
.mega-wrap.open .mega-trigger i.fa-chevron-down{transform:rotate(180deg);}
.mega-panel{position:absolute;right:0;top:calc(100% + 14px);width:604px;background:#fff;border:1px solid var(--c-line);border-radius:16px;box-shadow:var(--sh-2);padding:16px;display:grid;grid-template-columns:1fr 1fr;gap:8px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .22s ease,transform .22s ease,visibility .22s;z-index:70;}
.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-card{display:flex;gap:12px;padding:12px;border-radius:12px;border:1px solid transparent;transition:.2s;}
.mega-card:hover{background:var(--c-primary-light);border-color:rgba(15,97,89,.18);}
.mega-icon{width:34px;height:34px;flex:0 0 34px;border-radius:9px;background:var(--c-primary-light);color:var(--c-primary);display:grid;place-items:center;font-size:14px;}
.mega-body{display:flex;flex-direction:column;gap:2px;}
.mega-body b{font-size:15px;font-weight:600;}
.mega-body span{font-size:13px;color:var(--c-meta);line-height:1.6;}
.drawer-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--c-line);place-items:center;color:var(--c-text-2);font-size:16px;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;letter-spacing:.02em;border:1px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap;}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-secondary{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-secondary:hover{background:var(--c-primary-light);color:var(--c-primary-dark);}
.btn-ghost{background:transparent;color:var(--c-text-2);}
.btn-ghost:hover{color:var(--c-primary);background:var(--c-primary-light);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:600;font-size:15px;}
.btn-text i{transition:transform .2s;}
.btn-text:hover i{transform:translateX(4px);}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;padding:4px 10px;border-radius:6px;letter-spacing:.02em;}
.badge-primary{background:var(--c-primary-light);color:var(--c-primary-dark);}
.badge-accent{background:var(--c-accent-light);color:#8A5414;}
.badge-pill{border-radius:var(--r-pill);}

/* 面包屑 */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--c-meta);padding:26px 0 0;}
.breadcrumb a{color:var(--c-text-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{color:var(--c-meta);}

/* 文章主体 */
.article-shell{padding-top:22px;padding-bottom:12px;}
.article-head{padding:18px 0 22px;border-bottom:1px solid var(--c-line);}
.article-head h1{margin:14px 0 16px;font-size:clamp(27px,3.1vw,40px);line-height:1.35;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;color:var(--c-meta);}
.article-meta .vline{width:1px;height:13px;background:var(--c-line);display:inline-block;}
.article-meta i{margin-right:6px;color:var(--c-primary);opacity:.85;}
.article-cover{margin:28px 0 8px;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--c-line);aspect-ratio:16/9;background:var(--c-surface-2);}
.article-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--c-text-2);padding-top:8px;}
.article-body h2{font-size:clamp(21px,2vw,27px);color:var(--c-text);margin:2.2em 0 .8em;padding-left:14px;position:relative;}
.article-body h2::before{content:"";position:absolute;left:0;top:.32em;bottom:.32em;width:4px;border-radius:2px;background:var(--c-primary);}
.article-body h3{font-size:clamp(18px,1.5vw,20px);color:var(--c-text);margin:1.6em 0 .6em;}
.article-body p{margin:0 0 1.2em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body li::marker{color:var(--c-primary);}
.article-body blockquote{margin:1.6em 0;border-left:3px solid var(--c-primary);background:var(--c-primary-light);padding:16px 24px;border-radius:0 12px 12px 0;color:var(--c-text-2);}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.4em 0;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-danger);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--c-meta);text-align:center;margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;}
.article-body th{background:var(--c-surface-2);color:var(--c-text);font-weight:600;}
.article-body code{background:var(--c-surface-2);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:2em 0;}

/* 空态 */
.empty-state{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:10px;border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-surface);padding:36px 24px;}
.empty-state i{font-size:30px;color:rgba(15,97,89,.32);}
.empty-title{font-weight:600;color:var(--c-text);margin:0;font-size:16px;}
.empty-desc{font-size:14px;color:var(--c-meta);margin:0;}
.empty-state .btn{margin-top:8px;}

/* 标签行 */
.article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:32px 0 0;padding-top:22px;border-top:1px solid var(--c-line);}
.article-tags .tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--c-primary-dark);background:var(--c-primary-light);padding:5px 12px;border-radius:var(--r-pill);}
.article-tags .tag:hover{background:rgba(15,97,89,.18);color:var(--c-primary-dark);}
.article-tags .tag-label{font-size:13px;color:var(--c-meta);}

/* 侧栏 */
.side-inner{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px;}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px 22px 18px;box-shadow:var(--sh-1);}
.side-title{font-size:16px;font-family:var(--f-sans);font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-title::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--c-primary);}
.side-list li{border-bottom:1px solid var(--c-line);}
.side-list li:last-child{border-bottom:0;}
.side-list a{display:flex;align-items:center;gap:8px;padding:11px 0;font-size:14.5px;color:var(--c-text-2);}
.side-list a i{font-size:11px;color:var(--c-meta);transition:transform .2s;}
.side-list a:hover{color:var(--c-primary);}
.side-list a:hover i{transform:translateX(3px);color:var(--c-primary);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{font-size:12.5px;padding:5px 11px;border-radius:var(--r-pill);background:var(--c-surface-2);color:var(--c-text-2);}
.tag-cloud a:hover{background:var(--c-primary-light);color:var(--c-primary-dark);}
.side-cta{background:var(--c-primary);color:#DCEDE9;border:0;box-shadow:var(--sh-1);}
.side-cta h3{color:#fff;font-size:17px;margin-bottom:8px;}
.side-cta p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.82);margin-bottom:16px;}
.side-cta .btn{width:100%;background:#fff;color:var(--c-primary);height:42px;font-size:14px;}
.side-cta .btn:hover{background:var(--c-accent-light);color:var(--c-primary-dark);transform:translateY(-1px);}

/* 通用卡片 */
.card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;overflow:hidden;display:flex;flex-direction:column;height:100%;}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(15,97,89,.3);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-surface-2);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.03);}
.card-media .badge{position:absolute;left:12px;top:12px;}
.card-body{padding:20px 22px 18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{font-size:17px;font-weight:600;font-family:var(--f-sans);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-desc{font-size:14px;line-height:1.8;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.card-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-meta);}
.card-foot .arrow{color:var(--c-primary);transition:transform .2s;}
.card:hover .card-foot .arrow{transform:translateX(4px);}

/* 相关推荐 */
.related-block{padding-top:64px;}
.block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.block-head h2{font-size:clamp(22px,2.1vw,28px);}
.block-head .sub{font-size:14px;color:var(--c-meta);margin:8px 0 0;}
.related-grid{gap:22px 0;}

/* 返回入口 */
.return-bar{margin-top:48px;padding-top:26px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.return-nav{display:flex;align-items:center;gap:22px;font-size:14.5px;}
.return-nav a{display:inline-flex;align-items:center;gap:6px;color:var(--c-text-2);}
.return-nav a:hover{color:var(--c-primary);}

/* 底部转化条 */
.cta-band{margin-top:72px;background:var(--c-primary);color:#fff;padding:56px 0;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.06);}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;z-index:2;}
.cta-text h2{color:#fff;font-size:clamp(22px,2.2vw,28px);margin-bottom:10px;}
.cta-text p{color:rgba(255,255,255,.82);margin:0;font-size:15px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-actions .btn-light{background:#fff;color:var(--c-primary);}
.cta-actions .btn-light:hover{background:var(--c-accent-light);color:var(--c-primary-dark);transform:translateY(-1px);}
.cta-actions .btn-line{border-color:rgba(255,255,255,.6);color:#fff;}
.cta-actions .btn-line:hover{background:rgba(255,255,255,.12);color:#fff;}

/* 浮动 CTA */
.float-cta{position:fixed;right:28px;bottom:32px;z-index:55;display:flex;flex-direction:column;align-items:flex-end;gap:12px;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .28s ease,transform .28s ease,visibility .28s;}
.float-cta.show{opacity:1;visibility:visible;transform:translateY(0);}
.float-main{height:52px;padding:0 26px;border-radius:var(--r-pill);background:var(--c-danger);color:#fff;font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:9px;box-shadow:0 10px 26px rgba(196,69,46,.26);transition:.2s;}
.float-main:hover{background:#A93A25;color:#fff;transform:translateY(-1px);}
.to-top{width:46px;height:46px;border-radius:50%;background:#fff;border:1px solid var(--c-line);color:var(--c-primary);display:grid;place-items:center;box-shadow:var(--sh-1);font-size:15px;transition:.2s;}
.to-top:hover{border-color:rgba(15,97,89,.4);transform:translateY(-2px);}

/* 移动抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(23,26,28,.45);z-index:80;opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s;}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;background:#fff;z-index:90;transform:translateX(100%);transition:transform .28s ease;padding:20px;overflow-y:auto;}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--c-line);}
.drawer-close{width:36px;height:36px;border-radius:9px;border:1px solid var(--c-line);display:grid;place-items:center;color:var(--c-text-2);}
.drawer-nav{margin-top:12px;}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 4px;font-size:15.5px;font-weight:600;color:var(--c-text-2);border-bottom:1px solid var(--c-line);}
.drawer-nav a:hover{color:var(--c-primary);}
.drawer-nav a.active{color:var(--c-primary);}
.drawer-cta{margin-top:22px;display:flex;flex-direction:column;gap:10px;}
.drawer-cta .btn{width:100%;}

/* 页脚 */
.site-footer{background:var(--c-surface-2);border-top:1px solid var(--c-line);margin-top:88px;padding-top:64px;font-size:14px;color:var(--c-text-2);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:10px;}
.footer-brand .brand-text b{font-size:15.5px;}
.footer-col h4{font-size:15px;font-family:var(--f-sans);font-weight:700;margin-bottom:16px;color:var(--c-text);}
.footer-col p{line-height:1.85;font-size:13.5px;color:var(--c-text-2);}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:var(--c-text-2);}
.footer-links a:hover{color:var(--c-primary);}
.footer-contact{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--c-meta);margin-top:8px;}
.footer-contact i{color:var(--c-primary);}
.footer-sub{display:flex;gap:10px;margin-top:6px;}
.footer-sub input{flex:1;height:42px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:#fff;padding:0 14px;font-size:14px;color:var(--c-text);}
.footer-sub input::placeholder{color:var(--c-meta);}
.footer-sub input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,97,89,.15);}
.footer-note{font-size:12.5px;color:var(--c-meta);margin:10px 0 0;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;border-top:1px solid var(--c-line);padding:20px 0 30px;font-size:13px;color:var(--c-meta);}

/* 响应式 */
@media (max-width:1199px){
  :root{--sp-block:84px;}
  .mega-panel{width:540px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1.2fr;gap:28px;}
}
@media (max-width:1023px){
  :root{--sp-block:72px;}
  .nav-main{display:none;}
  .mega-wrap{display:none;}
  .drawer-toggle{display:grid;}
  .header-inner{height:64px;gap:14px;}
  .article-body{max-width:100%;}
  .side-inner{position:static;}
  .article-shell .grid-x{gap:0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-band{padding:48px 0;}
}
@media (max-width:767px){
  .grid-container{padding-left:20px;padding-right:20px;}
  .topbar-inner{height:auto;padding:8px 0;flex-wrap:wrap;gap:6px;font-size:12px;}
  .topbar-right{margin-left:0;width:100%;}
  .brand-text b{font-size:15px;}
  .article-head h1{font-size:24px;}
  .block-head{flex-direction:column;align-items:flex-start;gap:6px;}
  .return-bar{flex-direction:column;align-items:flex-start;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-sub{flex-direction:column;}
  .footer-sub .btn{width:100%;}
}
@media (max-width:640px){
  body{font-size:16px;padding-bottom:72px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .float-cta{left:0;right:0;bottom:0;align-items:stretch;padding:8px 16px calc(8px + env(safe-area-inset-bottom));background:rgba(255,255,255,.98);border-top:1px solid var(--c-line);box-shadow:0 -6px 20px rgba(23,26,28,.06);gap:0;}
  .float-cta .float-main{width:100%;height:48px;border-radius:var(--r-btn);justify-content:center;font-size:15px;}
  .float-cta .to-top{display:none;}
  .article-cover{aspect-ratio:16/10;margin-top:20px;}
  .article-body{font-size:16px;}
  .card-body{padding:16px 16px 14px;}
  .site-footer{padding-top:46px;margin-top:64px;}
}

/* roulang page: category1 */
:root{
  --jade:#0F6159;
  --jade-d:#0A4740;
  --jade-l:#E4F0ED;
  --amber:#D98A2B;
  --amber-l:#FBF0E1;
  --terra:#C4452E;
  --paper:#F7F4ED;
  --surface:#FFFFFF;
  --surface-2:#F1ECE3;
  --ink:#171A1C;
  --ink-2:#4B5358;
  --ink-3:#8A9096;
  --line:#E3DCD0;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-1:0 1px 2px rgba(23,26,28,.04), 0 8px 24px rgba(23,26,28,.06);
  --sh-2:0 12px 32px rgba(23,26,28,.10);
  --sh-3:0 18px 48px rgba(23,26,28,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::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,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.9;
  letter-spacing:.01em;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--jade);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--jade-d)}
h1,h2,h3,h4{
  font-family:"Noto Serif SC","Noto Sans SC",serif;
  margin:0;
  line-height:1.3;
  color:var(--ink);
  font-weight:700;
  letter-spacing:.01em;
}
h1{font-size:46px}
h2{font-size:34px}
h3{font-size:23px}
h4{font-size:17px;font-family:"Noto Sans SC",sans-serif}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit}
:focus-visible{outline:2px solid var(--jade);outline-offset:2px;border-radius:4px}
::selection{background:var(--jade-l);color:var(--jade-d)}

/* ---------- 容器 ---------- */
.grid-container{max-width:1280px;padding-left:32px;padding-right:32px;margin:0 auto}
.section{padding:104px 0}
.section-tight{padding:72px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--jade);
  background:var(--jade-l);border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--ink-2);font-size:16.5px;margin:0}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(23,26,28,.08)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(150deg,var(--jade) 0%,var(--jade-d) 100%);
  color:#fff;display:grid;place-items:center;
  font-family:"Noto Serif SC",serif;font-size:19px;font-weight:700;
}
.brand-text b{display:block;font-size:16px;font-weight:700;line-height:1.25;color:var(--ink)}
.brand-text span{display:block;font-size:12px;color:var(--ink-3);letter-spacing:.04em;line-height:1.4}
.nav-main{display:flex;align-items:center;gap:2px;margin-left:14px}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:8px;
  font-size:15.5px;color:var(--ink-2);font-weight:500;white-space:nowrap;
}
.nav-link:hover{color:var(--jade);background:var(--jade-l)}
.nav-link.active{color:var(--jade);font-weight:700}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:60%;height:2px;border-radius:2px;background:var(--jade);
}
.header-right{margin-left:auto;display:flex;align-items:center;gap:12px}

/* Mega 面板 */
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:8px;border:1px solid transparent;
  background:transparent;color:var(--ink-2);font-size:15px;font-weight:500;
  cursor:pointer;transition:all .2s var(--ease);
}
.mega-trigger i{font-size:11px;transition:transform .2s var(--ease)}
.mega-trigger:hover,.mega-wrap.open .mega-trigger{color:var(--jade);background:var(--jade-l)}
.mega-wrap.open .mega-trigger i{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:600px;
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh-3);padding:16px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;
}
.mega-wrap:hover .mega-panel,.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-cols{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.mega-item{display:flex;gap:12px;padding:12px;border-radius:12px;transition:background .2s var(--ease)}
.mega-item:hover{background:var(--jade-l)}
.mega-ico{
  width:32px;height:32px;border-radius:9px;flex-shrink:0;
  background:var(--jade-l);color:var(--jade);
  display:grid;place-items:center;font-size:14px;
}
.mega-item:hover .mega-ico{background:var(--jade);color:#fff}
.mega-item b{display:block;font-size:15px;font-weight:600;color:var(--ink);line-height:1.5}
.mega-item span{display:block;font-size:13px;color:var(--ink-3);line-height:1.6}
.mega-foot{
  margin-top:12px;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);
}

/* 移动端切换按钮 */
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink);font-size:17px;cursor:pointer;
  align-items:center;justify-content:center;transition:all .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--jade);color:var(--jade)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:all .22s var(--ease);
}
.btn-primary{background:var(--jade);color:#fff}
.btn-primary:hover{background:var(--jade-d);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;border-color:var(--jade);color:var(--jade)}
.btn-ghost:hover{background:var(--jade-l);color:var(--jade-d);transform:translateY(-1px)}
.btn-accent{background:var(--terra);color:#fff}
.btn-accent:hover{background:#A93822;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-light{background:#fff;color:var(--jade);border-color:#fff}
.btn-light:hover{background:#fff;color:var(--jade-d);transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--jade);font-weight:600;font-size:15px;padding:0}
.btn-text i{transition:transform .2s var(--ease)}
.btn-text:hover i{transform:translateX(4px)}

/* ---------- 面包屑 ---------- */
.crumb{
  font-size:13.5px;color:var(--ink-3);
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  margin-bottom:14px;
}
.crumb a{color:var(--ink-2)}
.crumb a:hover{color:var(--jade)}
.crumb span.sep{color:var(--ink-3);opacity:.7}
.crumb .now{color:var(--ink-3)}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:56px 0 64px;
  background:var(--paper) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(247,244,237,.97) 0%,rgba(247,244,237,.93) 42%,rgba(15,97,89,.14) 100%);
}
.cat-hero .grid-container{position:relative;z-index:2}
.hero-flex{display:flex;flex-wrap:wrap;gap:40px;align-items:flex-start}
.hero-main{flex:1 1 520px;max-width:660px}
.hero-side{flex:0 1 360px;min-width:280px}
.cat-hero h1{font-size:44px;margin-bottom:18px}
.cat-hero h1 em{font-style:normal;color:var(--jade);display:block;font-size:.68em;letter-spacing:.02em;margin-top:6px}
.hero-lead{font-size:17px;color:var(--ink-2);line-height:1.95;margin-bottom:26px;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13.5px;color:var(--ink-2);
}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta i{color:var(--jade);font-size:12px}

.status-panel{
  background:rgba(255,255,255,.94);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px 22px 16px;box-shadow:var(--sh-1);
}
.status-panel h3{font-size:17px;font-family:"Noto Sans SC",sans-serif;margin-bottom:4px}
.status-panel .status-note{font-size:13px;color:var(--ink-3);margin-bottom:10px}
.status-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--ink-2);
}
.status-row:last-of-type{border-bottom:none}
.status-left{display:flex;align-items:center;gap:9px}
.dot{width:8px;height:8px;border-radius:50%;background:#2E9E76;flex-shrink:0;box-shadow:0 0 0 3px rgba(46,158,118,.16)}
.dot.warn{background:var(--amber);box-shadow:0 0 0 3px rgba(217,138,43,.16)}
.status-val{font-weight:600;color:var(--jade);font-size:13.5px}
.status-val.warn{color:var(--amber)}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;
  justify-content:space-between;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:16px 20px;box-shadow:var(--sh-1);margin-top:-34px;position:relative;z-index:5;
}
.chip-group{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  padding:6px 15px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink-2);font-size:13.5px;font-weight:500;
  cursor:pointer;transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--jade);color:var(--jade)}
.chip.active{background:var(--jade);border-color:var(--jade);color:#fff;font-weight:600}
.sort-box{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink-3)}
.sort-box select{
  height:38px;padding:0 30px 0 12px;border-radius:9px;border:1px solid var(--line);
  background:var(--surface) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 6l4 4 4-4' fill='none' stroke='%238A9096' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 10px center/14px;
  color:var(--ink-2);font-size:14px;appearance:none;cursor:pointer;
}
.sort-box select:focus{border-color:var(--jade);box-shadow:0 0 0 3px rgba(15,97,89,.15);outline:none}

/* ---------- 推荐宽卡 ---------- */
.picks-band{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:44px}
.wide-card{
  display:flex;gap:0;overflow:hidden;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);
  transition:all .24s var(--ease);
}
.wide-card:hover{border-color:rgba(15,97,89,.35);transform:translateY(-2px);box-shadow:var(--sh-2)}
.wide-card .thumb{width:44%;flex-shrink:0;overflow:hidden;position:relative}
.wide-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.wide-card:hover .thumb img{transform:scale(1.04)}
.wide-card .body{padding:22px;display:flex;flex-direction:column;gap:10px}
.wide-card h3{font-size:19px;line-height:1.45}
.wide-card p{font-size:14.5px;color:var(--ink-2);line-height:1.85;margin:0}
.wide-card .meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3);display:flex;align-items:center;justify-content:space-between}

/* ---------- 卡片栅格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{
  display:flex;flex-direction:column;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:all .24s var(--ease);
}
.card:hover{border-color:rgba(15,97,89,.35);transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card-cover img{transform:scale(1.04)}
.badge{
  position:absolute;left:12px;top:12px;
  padding:4px 11px;border-radius:6px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(255,255,255,.94);color:var(--jade);
}
.badge.amber{background:var(--amber-l);color:#9A5F11}
.badge.terra{background:#FBE9E4;color:var(--terra)}
.card-body{padding:20px 22px 0;flex:1;display:flex;flex-direction:column}
.card-body h3{
  font-family:"Noto Sans SC",sans-serif;
  font-size:18px;line-height:1.5;margin-bottom:9px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  font-size:14.5px;color:var(--ink-2);line-height:1.85;margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding:13px 22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-3);
}
.card-foot .go{display:inline-flex;align-items:center;gap:6px;color:var(--jade);font-weight:600}
.card-foot .go i{transition:transform .2s var(--ease)}
.card:hover .card-foot .go i{transform:translateX(4px)}
.tag-mini{display:inline-flex;align-items:center;gap:6px}
.tag-mini i{color:var(--jade);font-size:11px}

/* ---------- 分页 ---------- */
.pager{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:48px;flex-wrap:wrap}
.page-item{
  min-width:36px;height:36px;padding:0 10px;border-radius:8px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink-2);
  font-size:14px;display:inline-flex;align-items:center;justify-content:center;
  transition:all .2s var(--ease);
}
.page-item:hover{border-color:var(--jade);color:var(--jade)}
.page-item.current{background:var(--jade);border-color:var(--jade);color:#fff;font-weight:600}
.page-item.disabled{opacity:.5;pointer-events:none}
.page-dots{color:var(--ink-3);padding:0 4px}

/* ---------- 步骤 ---------- */
.steps-wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-1);position:relative;
  transition:all .24s var(--ease);
}
.step:hover{border-color:rgba(15,97,89,.35);transform:translateY(-2px);box-shadow:var(--sh-2)}
.step-no{
  font-family:"Noto Serif SC",serif;font-size:26px;font-weight:700;
  color:var(--jade);opacity:.28;line-height:1;margin-bottom:14px;
}
.step h3{font-family:"Noto Sans SC",sans-serif;font-size:17px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--ink-2);line-height:1.85;margin:0}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.accordion{border-top:1px solid var(--line);background:transparent}
.accordion-item{border-bottom:1px solid var(--line)}
.accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;font-size:16.5px;font-weight:600;color:var(--ink);
  background:transparent;transition:color .2s var(--ease);
}
.accordion-title:hover{color:var(--jade)}
.accordion-title::before{
  content:"+";order:2;font-family:"Noto Sans SC",sans-serif;
  font-size:20px;font-weight:400;color:var(--jade);line-height:1;
  width:26px;text-align:right;flex-shrink:0;
}
.accordion-title.is-active{color:var(--jade)}
.accordion-title.is-active::before{content:"–"}
.accordion-content{padding:0 4px 22px;border-top:none;background:transparent;color:var(--ink-2);font-size:15.5px;line-height:1.9}
.accordion-content p{margin:0}

/* ---------- CTA ---------- */
.cta-block{
  background:linear-gradient(135deg,var(--jade) 0%,var(--jade-d) 100%);
  border-radius:20px;padding:56px 48px;color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--sh-2);position:relative;overflow:hidden;
}
.cta-block::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border-radius:50%;background:rgba(255,255,255,.06);
}
.cta-block h2{color:#fff;font-size:30px;margin-bottom:10px;position:relative}
.cta-block p{color:rgba(255,255,255,.86);font-size:15.5px;margin:0;max-width:560px;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--surface-2);border-top:1px solid var(--line);padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;border-radius:10px;font-size:18px}
.footer-brand .brand-text b{font-size:15.5px}
.footer-brand .brand-text span{font-size:12px;color:var(--ink-3)}
.footer-col p{font-size:14px;color:var(--ink-2);line-height:1.85;margin-bottom:14px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--ink);font-family:"Noto Sans SC",sans-serif}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:var(--ink-2)}
.footer-links a:hover{color:var(--jade)}
.footer-contact{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2);margin-bottom:8px}
.footer-contact i{color:var(--jade);font-size:12px;width:14px}
.footer-sub{display:flex;gap:8px;margin-bottom:10px}
.footer-sub input{
  flex:1;height:42px;padding:0 14px;border-radius:10px;
  border:1px solid var(--line);background:var(--surface);color:var(--ink);
  font-size:14px;transition:all .2s var(--ease);
}
.footer-sub input::placeholder{color:var(--ink-3)}
.footer-sub input:focus{outline:none;border-color:var(--jade);box-shadow:0 0 0 3px rgba(15,97,89,.15)}
.footer-note{font-size:12.5px;color:var(--ink-3);margin:0}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--ink-3);
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:26px;bottom:26px;z-index:70;
  display:flex;flex-direction:column;align-items:flex-end;gap:12px;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
}
.float-cta.show{opacity:1;visibility:visible;transform:none}
.float-cta .btn{border-radius:999px;box-shadow:var(--sh-2)}
.float-top{
  width:44px;height:44px;border-radius:999px;background:var(--surface);
  border:1px solid var(--line);color:var(--jade);cursor:pointer;
  display:grid;place-items:center;font-size:15px;box-shadow:var(--sh-1);
  transition:all .2s var(--ease);
}
.float-top:hover{border-color:var(--jade);transform:translateY(-2px);box-shadow:var(--sh-2)}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(23,26,28,.45);z-index:90;
  opacity:0;visibility:hidden;transition:all .25s var(--ease);
}
.drawer-mask.show{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:340px;z-index:95;
  background:var(--surface);box-shadow:var(--sh-3);
  transform:translateX(100%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:18px 20px 26px;
}
.nav-drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:var(--surface);color:var(--ink-2);cursor:pointer;display:grid;place-items:center;
}
.drawer-close:hover{border-color:var(--jade);color:var(--jade)}
.drawer-nav{padding:16px 0;display:flex;flex-direction:column}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;padding:0 12px;border-radius:10px;font-size:16px;color:var(--ink-2);font-weight:500;
}
.drawer-link:hover{background:var(--jade-l);color:var(--jade)}
.drawer-link.active{color:var(--jade);font-weight:700;background:var(--jade-l)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.drawer-foot .btn{width:100%}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  h1{font-size:40px}
  .cat-hero h1{font-size:38px}
  h2{font-size:30px}
  .section{padding:88px 0}
}
@media (max-width:1023px){
  .nav-main{display:none}
  .mega-wrap{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:64px}
  .header-right .btn-primary{display:none}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .picks-band{grid-template-columns:1fr}
  .steps-wrap{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section{padding:72px 0}
  .cta-block{padding:44px 32px}
}
@media (max-width:639px){
  body{font-size:15.5px}
  .grid-container{padding-left:20px;padding-right:20px}
  h1{font-size:30px}
  .cat-hero h1{font-size:29px}
  h2{font-size:24px}
  h3{font-size:19px}
  .section{padding:56px 0}
  .section-tight{padding:48px 0}
  .cat-hero{padding:36px 0 46px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .card-grid{grid-template-columns:1fr}
  .steps-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-sub{flex-direction:column}
  .footer-sub .btn{width:100%}
  .wide-card{flex-direction:column}
  .wide-card .thumb{width:100%;aspect-ratio:16/9}
  .cta-block{padding:36px 22px;border-radius:16px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .float-cta{
    right:0;left:0;bottom:0;flex-direction:row;align-items:center;gap:10px;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:var(--surface);border-top:1px solid var(--line);
    transform:none;
  }
  .float-cta .btn{flex:1;border-radius:10px;box-shadow:none}
  .float-cta .float-top{width:44px;flex-shrink:0;border-radius:10px}
  body{padding-bottom:74px}
  .filter-bar{padding:14px 16px}
}

/* roulang page: category2 */
/* ================= 设计变量 ================= */
:root{
  --c-primary:#0F6159;
  --c-primary-dark:#0A4740;
  --c-primary-soft:#E4F0ED;
  --c-amber:#D98A2B;
  --c-amber-soft:#FBF0DE;
  --c-accent:#C4452E;
  --bg:#F7F4ED;
  --surface:#FFFFFF;
  --surface-2:#F1ECE3;
  --text:#171A1C;
  --text-2:#4B5358;
  --text-3:#8A9096;
  --line:#E3DCD0;
  --line-strong:#D6CDBD;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,26,28,.04), 0 8px 24px rgba(23,26,28,.06);
  --sh-2:0 12px 32px rgba(23,26,28,.10);
  --sp-section:104px;
  --header-h:72px;
  --font-sans:"Noto Sans SC","思源黑体","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Helvetica,Arial,sans-serif;
  --font-serif:"Noto Serif SC","思源宋体","Songti SC","SimSun",Georgia,serif;
}

/* ================= 基础 reset ================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text);letter-spacing:.01em;}
p{margin:0 0 1.2em;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
::selection{background:var(--c-primary-soft);color:var(--c-primary-dark);}

/* ================= Foundation 覆盖 ================= */
.grid-container{max-width:1280px;margin:0 auto;padding:0 32px;width:100%;}
.grid-x{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{padding-left:12px;padding-right:12px;min-width:0;}
.grid-x>.cell.align-self-top{align-self:flex-start;}
body,button,input,select,textarea{font-family:var(--font-sans);}
.accordion{border:none;background:transparent;}
.badge{font-family:var(--font-sans);}

/* ================= 顶部实时状态条 ================= */
.live-bar{background:var(--c-primary-dark);color:#fff;font-size:13px;}
.live-inner{display:flex;align-items:center;gap:14px;height:42px;}
.live-dot{width:8px;height:8px;border-radius:50%;background:#4FD1A5;flex:0 0 auto;animation:pulse 2.2s infinite;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(79,209,165,.55);}
  70%{box-shadow:0 0 0 9px rgba(79,209,165,0);}
  100%{box-shadow:0 0 0 0 rgba(79,209,165,0);}
}
.live-text{color:rgba(255,255,255,.92);white-space:nowrap;}
.live-sep{width:1px;height:14px;background:rgba(255,255,255,.28);flex:0 0 auto;}
.live-spacer{flex:1;}
.live-link{display:inline-flex;align-items:center;gap:6px;color:#fff;font-weight:600;font-size:13px;white-space:nowrap;}
.live-link:hover{color:#BFE3DC;}
.live-link i{transition:transform .2s ease;}
.live-link:hover i{transform:translateX(3px);}

/* ================= 头部与导航 ================= */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(23,26,28,.07);}
.header-inner{display:flex;align-items:center;gap:28px;height:var(--header-h);}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:var(--c-primary);color:#fff;
  display:grid;place-items:center;
  font-family:var(--font-serif);font-weight:700;font-size:19px;line-height:1;
}
.brand-text b{display:block;font-size:16px;font-weight:700;line-height:1.25;color:var(--text);}
.brand-text span{display:block;font-size:12px;color:var(--text-3);line-height:1.4;letter-spacing:.04em;}

.nav-main{display:flex;align-items:center;gap:28px;flex:1 1 auto;}
.nav-link{
  position:relative;
  font-size:15px;color:var(--text-2);font-weight:500;
  padding:6px 2px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--c-primary);border-radius:2px;transition:width .22s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{width:60%;}
.nav-link.active{color:var(--c-primary);font-weight:600;}
.nav-link.active::after{width:60%;}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}

/* Mega 面板 */
.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 14px;border-radius:var(--r-btn);
  background:transparent;border:1px solid var(--line);
  color:var(--text-2);font-size:14px;font-weight:600;cursor:pointer;
  transition:all .2s ease;
}
.mega-trigger:hover{border-color:rgba(15,97,89,.35);color:var(--c-primary);background:var(--c-primary-soft);}
.mega-trigger i{font-size:11px;transition:transform .22s ease;}
.mega-wrap.is-open .mega-trigger{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.mega-wrap:hover .mega-trigger{border-color:var(--c-primary);color:var(--c-primary);}
.mega-wrap:hover .mega-trigger i,.mega-wrap.is-open .mega-trigger i{transform:rotate(180deg);}

.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:580px;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--sh-2);padding:18px;
  display:grid;grid-template-columns:1fr 1fr;gap:8px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s;
}
.mega-wrap:hover .mega-panel,.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-card{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px;border-radius:10px;transition:background .2s ease;
}
.mega-card:hover{background:var(--c-primary-soft);}
.mega-icon{
  width:32px;height:32px;border-radius:9px;flex:0 0 auto;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;font-size:13px;
}
.mega-card:hover .mega-icon{background:#fff;}
.mega-card b{display:block;font-size:15px;font-weight:600;color:var(--text);line-height:1.4;}
.mega-card span{display:block;font-size:13px;color:var(--text-3);line-height:1.5;margin-top:2px;}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text);
  font-size:16px;align-items:center;justify-content:center;cursor:pointer;
  transition:all .2s ease;
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(23,26,28,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s;z-index:85;
}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:340px;
  background:#fff;z-index:90;padding:20px;
  transform:translateX(100%);transition:transform .28s ease;
  box-shadow:-12px 0 32px rgba(23,26,28,.12);
  display:flex;flex-direction:column;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding-bottom:14px;border-bottom:1px solid var(--line);}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--text-2);cursor:pointer;display:grid;place-items:center;}
.drawer-close:hover{color:var(--c-primary);border-color:var(--c-primary);}
.drawer-link{
  display:flex;align-items:center;height:52px;font-size:16px;
  color:var(--text);border-bottom:1px solid var(--line);
}
.drawer-link.active{color:var(--c-primary);font-weight:600;}
.drawer-cta{margin-top:20px;}

/* ================= 面包屑 ================= */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:var(--text-3);padding:22px 0 0;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:var(--line-strong);}
.breadcrumb .current{color:var(--text-3);}

/* ================= 通用区块 ================= */
.section{padding:var(--sp-section) 0;}
.section-alt{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-family:var(--font-serif);font-size:34px;}
.section-sub{color:var(--text-2);font-size:16px;margin:10px 0 0;max-width:680px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);
  letter-spacing:.08em;margin-bottom:12px;
}

/* ================= 按钮 ================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);border-color:var(--c-primary-dark);}
.btn-light{background:#fff;color:var(--c-primary);}
.btn-light:hover{background:#F1F8F6;color:var(--c-primary-dark);transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;}
.btn-sm{height:38px;font-size:14px;padding:0 16px;border-radius:8px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{background:var(--surface-2);color:rgba(75,83,88,.5);border-color:var(--line);cursor:not-allowed;box-shadow:none;transform:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(4px);}

/* ================= 徽章 / 标签 ================= */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:1;letter-spacing:.02em;
  padding:7px 10px;border-radius:6px;
}
.badge-soft{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.badge-amber{background:var(--c-amber-soft);color:#9A5E13;}
.badge-line{background:transparent;border:1px solid var(--line);color:var(--text-2);}
.badge-pill{border-radius:999px;}

/* ================= 首屏 ================= */
.page-hero{
  padding:8px 0 76px;
  background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
  border-bottom:1px solid var(--line);
}
.hero-title{
  font-family:var(--font-serif);
  font-size:46px;line-height:1.24;
  margin:16px 0 18px;
}
.hero-lead{font-size:17px;color:var(--text-2);max-width:560px;margin:0 0 26px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px;}
.hero-trust{display:flex;flex-wrap:wrap;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:20px;}
.trust-item{font-size:14px;color:var(--text-2);display:flex;align-items:center;gap:8px;}
.trust-item b{font-size:15px;color:var(--c-primary);}
.trust-item+.trust-item{border-left:1px solid var(--line);padding-left:20px;}

.hero-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--sh-1);border:1px solid var(--line);}
.hero-media img{width:100%;aspect-ratio:5/4;object-fit:cover;}
.hero-media-cap{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(255,255,255,.95);border-radius:12px;
  padding:14px 16px;font-size:13px;color:var(--text-2);line-height:1.6;
  box-shadow:var(--sh-1);
}
.hero-media-cap b{display:block;font-size:14px;color:var(--text);margin-bottom:2px;}

/* ================= 图文条目列表 ================= */
.entry-list{display:flex;flex-direction:column;gap:20px;}
.entry{
  display:flex;gap:22px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-card);padding:22px;
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.entry:hover{border-color:rgba(15,97,89,.35);box-shadow:var(--sh-1);transform:translateY(-2px);}
.entry-thumb{flex:0 0 180px;border-radius:var(--r-img);overflow:hidden;background:var(--surface-2);}
.entry-thumb img{width:100%;height:100%;min-height:126px;object-fit:cover;transition:transform .35s ease;}
.entry:hover .entry-thumb img{transform:scale(1.03);}
.entry-body{flex:1;min-width:0;display:flex;flex-direction:column;}
.entry-title{font-size:18px;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.entry-title a{color:var(--text);}
.entry-title a:hover{color:var(--c-primary);}
.entry-sum{
  font-size:15px;color:var(--text-2);line-height:1.8;margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-3);flex-wrap:wrap;
}
.entry-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line-strong);}
.entry-meta i{font-size:12px;margin-right:4px;}

/* ================= 侧栏 ================= */
.side-col{position:sticky;top:96px;align-self:flex-start;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;margin-bottom:20px;box-shadow:var(--sh-1);
}
.side-title{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-title i{color:var(--c-primary);font-size:14px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:15px;color:var(--text-2);padding:9px 0;
  border-bottom:1px dashed var(--line);transition:color .2s ease,padding-left .2s ease;
}
.side-links li:last-child a{border-bottom:none;}
.side-links a:hover{color:var(--c-primary);padding-left:3px;}
.side-links a.is-current{color:var(--c-primary);font-weight:600;}
.side-links a i{font-size:11px;color:var(--line-strong);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag-cloud a{
  font-size:13px;padding:6px 12px;border-radius:var(--r-pill);
  background:var(--surface-2);color:var(--text-2);transition:all .2s ease;
}
.tag-cloud a:hover{background:var(--c-primary-soft);color:var(--c-primary-dark);}
.side-cta{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.side-cta h3{color:#fff;font-size:18px;margin-bottom:10px;}
.side-cta p{color:rgba(255,255,255,.84);font-size:14px;line-height:1.75;margin:0 0 16px;}

/* ================= 步骤区 ================= */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.step:hover{border-color:rgba(15,97,89,.32);box-shadow:var(--sh-1);transform:translateY(-2px);}
.step-num{font-family:var(--font-serif);font-size:34px;font-weight:700;color:var(--c-primary);line-height:1;}
.step h3{font-size:19px;margin:14px 0 10px;}
.step p{font-size:15px;color:var(--text-2);margin:0;}
.step-line{height:2px;width:36px;background:var(--c-amber);border-radius:2px;margin-top:18px;}

/* ================= FAQ ================= */
.faq-accordion{max-width:860px;margin:0 auto;border:none;background:transparent;}
.faq-accordion .accordion-item{border:none;border-top:1px solid var(--line);background:transparent;}
.faq-accordion .accordion-item:last-child{border-bottom:1px solid var(--line);}
.faq-accordion .accordion-title{
  border:none;background:transparent;
  padding:22px 46px 22px 0;
  font-size:17px;font-weight:600;color:var(--text);
  position:relative;line-height:1.6;
}
.faq-accordion .accordion-title:hover,
.faq-accordion .accordion-title:focus{background:transparent;color:var(--c-primary);}
.faq-accordion .accordion-title::before{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--c-primary);line-height:1;
}
.faq-accordion .accordion-item.is-active .accordion-title::before{content:"−";}
.faq-accordion .accordion-title::after{display:none;}
.faq-accordion .accordion-content{
  border:none;background:transparent;
  padding:0 46px 22px 0;color:var(--text-2);font-size:16px;line-height:1.9;
}

/* ================= CTA ================= */
.cta-section{padding-top:0;}
.cta-block{
  background:var(--c-primary);
  border-radius:18px;
  padding:56px 48px;
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  box-shadow:var(--sh-1);
}
.cta-block h2{color:#fff;font-family:var(--font-serif);font-size:32px;margin-bottom:12px;}
.cta-block p{color:rgba(255,255,255,.86);font-size:16px;margin:0;max-width:520px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ================= 页脚 ================= */
.site-footer{background:var(--surface-2);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;}
.footer-col p{font-size:14px;color:var(--text-2);line-height:1.8;margin:0 0 12px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:36px;height:36px;font-size:18px;}
.footer-brand .brand-text b{font-size:15px;}
.footer-links li+li{margin-top:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--c-primary);}
.footer-contact{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-top:8px;}
.footer-contact i{color:var(--c-primary);font-size:12px;}
.footer-sub{display:flex;gap:10px;margin:12px 0 10px;}
.footer-sub input{
  flex:1;min-width:0;height:44px;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;font-size:14px;background:#fff;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.footer-sub input::placeholder{color:var(--text-3);}
.footer-sub input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,97,89,.15);}
.footer-note{font-size:13px;color:var(--text-3);margin:0;}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;
  gap:16px;font-size:13px;color:var(--text-3);flex-wrap:wrap;
}

/* ================= 浮动 CTA ================= */
.float-cta{
  position:fixed;right:28px;bottom:32px;z-index:70;
  display:flex;flex-direction:column;gap:12px;align-items:flex-end;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .3s ease,transform .3s ease,visibility .3s;
}
.float-cta.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.btn-float{height:52px;border-radius:var(--r-pill);padding:0 26px;box-shadow:var(--sh-2);}
.back-top{
  width:46px;height:46px;border-radius:50%;background:#fff;
  border:1px solid var(--line);color:var(--text-2);cursor:pointer;
  display:grid;place-items:center;box-shadow:var(--sh-1);
  transition:all .2s ease;
}
.back-top:hover{color:var(--c-primary);border-color:rgba(15,97,89,.4);transform:translateY(-2px);}

/* ================= 响应式 ================= */
@media (max-width:1023px){
  :root{--sp-section:72px;--header-h:64px;}
  .nav-main{display:none;}
  .nav-toggle{display:inline-flex;}
  .mega-wrap,.header-cta{display:none;}
  .hero-title{font-size:34px;}
  .section-head h2{font-size:26px;}
  .hero-media img{aspect-ratio:16/10;}
  .steps{grid-template-columns:1fr;}
  .side-col{position:static;margin-top:32px;}
  .cta-block{flex-direction:column;align-items:flex-start;padding:40px 28px;}
  .cta-block h2{font-size:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .live-text.live-hide{display:none;}
}
@media (max-width:640px){
  :root{--sp-section:56px;}
  body{font-size:15px;padding-bottom:74px;}
  .grid-container{padding:0 20px;}
  .grid-x{margin-left:-10px;margin-right:-10px;}
  .grid-x>.cell{padding-left:10px;padding-right:10px;}
  .header-inner{gap:14px;}
  .brand-text span{display:none;}
  .brand-text b{font-size:15px;}
  .hero-title{font-size:30px;}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .hero-trust{gap:12px;}
  .trust-item+.trust-item{border-left:none;padding-left:0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .entry{flex-direction:column;padding:18px;gap:16px;}
  .entry-thumb{flex:none;width:100%;}
  .entry-thumb img{height:172px;min-height:0;}
  .cta-block{padding:32px 22px;border-radius:14px;}
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-sub{flex-direction:column;}
  .footer-sub .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .float-cta{
    left:0;right:0;bottom:0;flex-direction:row;align-items:center;gap:10px;
    padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.97);
    border-top:1px solid var(--line);
    transform:translateY(0);
  }
  .float-cta.is-visible{transform:translateY(0);}
  .btn-float{flex:1;height:48px;box-shadow:none;}
  .back-top{width:44px;height:44px;flex:0 0 auto;box-shadow:none;}
  .live-inner{gap:10px;font-size:12px;}
  .live-sep,.live-spacer{display:none;}
}