/* roulang page: index */
:root{
  --brand:#0B6E63;
  --brand-2:#12907F;
  --brand-3:#2FB79C;
  --accent:#FF7A3D;
  --ink:#14201F;
  --muted:#5B6B68;
  --line:#E3E8E6;
  --bg:#F6F8F7;
  --card:#FFFFFF;
  --soft:#E7F4F1;
  --grad:linear-gradient(135deg,#0B6E63 0%,#12907F 58%,#2FB79C 100%);
  --r-lg:20px;
  --r-md:16px;
  --r-img:14px;
  --r-form:12px;
  --sh:0 6px 20px rgba(11,110,99,.07);
  --sh-hover:0 14px 32px rgba(11,110,99,.14);
  --container:1200px;
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow","DIN Alternate",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
a:hover{color:var(--brand-2);}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.3;font-weight:700;letter-spacing:.2px;}
h1{font-size:clamp(30px,4.2vw,46px);line-height:1.2;}
h2{font-size:clamp(24px,2.6vw,31px);}
h3{font-size:20px;font-weight:600;}
ul,ol{margin:0 0 1em;padding-left:1.2em;}
li{margin-bottom:.4em;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:none;background:none;color:inherit;}
:focus-visible{outline:3px solid rgba(11,110,99,.32);outline-offset:2px;border-radius:6px;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.reading{max-width:760px;}
.section{padding:80px 0;}
.section--tight{padding:56px 0;}
.section--soft{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head p{margin:0;color:var(--muted);font-size:15px;max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);background:var(--soft);border-radius:999px;padding:4px 14px;margin-bottom:14px;letter-spacing:.5px;}

/* ============ 按钮 ============ */
.button,.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:auto;padding:13px 28px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1.2;
  background:var(--grad);color:#fff;border:none;
  box-shadow:0 8px 18px rgba(11,110,99,.18);
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease;
  margin:0;
}
.button:hover,.btn:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(11,110,99,.26);}
.button:active,.btn:active{transform:translateY(1px);}
.btn--ghost{background:#fff;color:var(--brand);border:1.5px solid var(--brand);box-shadow:none;}
.btn--ghost:hover{background:var(--soft);color:var(--brand);box-shadow:none;}
.btn--light{background:#fff;color:var(--brand);box-shadow:0 8px 20px rgba(6,60,54,.18);}
.btn--light:hover{background:#F1FBF8;color:var(--brand);}
.btn--sm{padding:9px 20px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:15px;color:var(--brand);}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* ============ 徽章 / 标签 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;background:var(--soft);color:var(--brand);font-size:13px;font-weight:600;}
.badge--hot{background:var(--accent);color:#fff;}
.badge--line{background:transparent;border:1px solid var(--line);color:var(--muted);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--ink);font-size:14px;transition:.2s;}
.tag:hover{border-color:var(--brand);color:var(--brand);background:var(--soft);}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease,background-color .25s ease;}
.site-header.is-stuck{background:#fff;box-shadow:0 4px 18px rgba(20,32,31,.08);}
.brand-row{display:flex;align-items:center;gap:20px;height:64px;transition:height .25s ease;}
.is-stuck .brand-row{height:52px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.logo-mark{width:36px;height:36px;border-radius:11px;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:17px;font-weight:700;font-family:var(--font-num);box-shadow:0 6px 14px rgba(11,110,99,.22);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16px;color:var(--ink);letter-spacing:.3px;}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:1.4px;}
.search-wrap{flex:1;max-width:420px;position:relative;}
.search-wrap i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:14px;}
.search-wrap input{width:100%;height:44px;border-radius:999px;border:1px solid var(--line);background:#fff;padding:0 16px 0 42px;font-size:14px;color:var(--ink);transition:.2s;}
.search-wrap input::placeholder{color:#9AA6A3;}
.search-wrap input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,110,99,.16);}
.hot-words{font-size:14px;color:var(--muted);white-space:nowrap;}
.hot-words:hover{color:var(--brand);}
.brand-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-row{display:flex;align-items:center;gap:6px;height:46px;border-top:1px solid var(--line);overflow:visible;}
.nav-row .nav-link{position:relative;display:inline-flex;align-items:center;height:46px;padding:0 14px;font-size:15px;color:var(--ink);font-weight:500;white-space:nowrap;}
.nav-row .nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:transparent;transition:background-color .2s ease;}
.nav-row .nav-link:hover{color:var(--brand);}
.nav-row .nav-link.active{color:var(--brand);font-weight:600;}
.nav-row .nav-link.active::after{background:var(--brand);}
.trend-menu{margin-left:auto;position:relative;}
.trend-toggle{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--muted);padding:8px 12px;border-radius:999px;}
.trend-toggle:hover{color:var(--brand);background:var(--soft);}
.trend-panel{position:absolute;right:0;top:44px;width:320px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:0 14px 34px rgba(20,32,31,.12);padding:18px;display:none;}
.trend-menu.open .trend-panel{display:block;}
.trend-panel h4{font-size:13px;color:var(--muted);font-weight:600;margin-bottom:10px;letter-spacing:.5px;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:16px;}
.drawer{position:fixed;inset:0;background:#fff;z-index:200;transform:translateX(100%);transition:transform .28s ease;display:flex;flex-direction:column;padding:20px 22px;}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer h4{font-size:13px;color:var(--muted);letter-spacing:1px;margin:18px 0 10px;}
.drawer-links{display:flex;flex-direction:column;gap:4px;}
.drawer-links a{padding:12px 14px;border-radius:12px;color:var(--ink);font-size:16px;border:1px solid transparent;}
.drawer-links a:hover{background:var(--soft);color:var(--brand);}
.drawer-actions{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:20px;border-top:1px solid var(--line);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;color:#fff;}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(11,110,99,.92) 0%,rgba(18,144,127,.82) 55%,rgba(47,183,156,.72) 100%);}
.hero-inner{position:relative;padding:96px 0 84px;max-width:840px;}
.hero .eyebrow{background:rgba(255,255,255,.16);color:#fff;}
.hero h1{color:#fff;margin-bottom:20px;text-shadow:0 4px 18px rgba(6,50,45,.22);}
.hero p.lead{font-size:17px;line-height:1.8;color:rgba(255,255,255,.92);max-width:640px;margin-bottom:32px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px;}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;max-width:760px;}
.stat{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);border-radius:var(--r-md);padding:18px 20px;}
.stat b{display:block;font-family:var(--font-num);font-size:30px;line-height:1.1;letter-spacing:.5px;}
.stat b em{font-style:normal;font-size:14px;margin-left:4px;font-weight:600;}
.stat span{font-size:13px;color:rgba(255,255,255,.85);}

/* ============ 卡片通用 ============ */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh);padding:28px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#D6E6E2;}
.grid{display:grid;gap:24px;}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.step-card{position:relative;padding-top:34px;}
.step-num{position:absolute;top:-16px;left:24px;width:42px;height:42px;border-radius:14px;background:var(--grad);color:#fff;display:grid;place-items:center;font-family:var(--font-num);font-size:17px;font-weight:700;box-shadow:0 8px 16px rgba(11,110,99,.2);}
.step-card h3{margin-bottom:10px;}
.step-card p{color:var(--muted);font-size:15px;margin:0;}

/* ============ 图文要点 ============ */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.split img{border-radius:var(--r-lg);box-shadow:var(--sh);aspect-ratio:16/11;object-fit:cover;width:100%;}
.check-list{list-style:none;padding:0;margin:0;}
.check-list li{position:relative;padding-left:32px;margin-bottom:16px;color:var(--ink);}
.check-list li i{position:absolute;left:0;top:4px;color:var(--brand);font-size:15px;}
.check-list li strong{display:block;font-size:16px;margin-bottom:2px;}
.check-list li span{color:var(--muted);font-size:14.5px;}

/* ============ 资讯列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.news-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease;color:inherit;}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);color:inherit;}
.news-thumb{width:100%;aspect-ratio:16/10;overflow:hidden;background:var(--soft);border-radius:0;}
.news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-body h3{font-size:17px;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{color:var(--muted);font-size:14.5px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);}
.news-meta time{font-family:var(--font-num);}
.empty-state{background:#fff;border:1px dashed #CDDCD8;border-radius:var(--r-lg);padding:56px 24px;text-align:center;}
.empty-state i{font-size:26px;color:var(--brand-3);display:block;margin-bottom:14px;}
.empty-state p{color:var(--muted);margin-bottom:20px;}

/* ============ 对比表 ============ */
.switch-bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:26px;}
.pill-switch{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px;}
.pill-switch button{padding:8px 22px;border-radius:999px;font-size:14px;font-weight:600;color:var(--muted);}
.pill-switch button.active{background:var(--grad);color:#fff;}
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);background:#fff;box-shadow:var(--sh);}
table.compare{width:100%;border-collapse:collapse;min-width:720px;}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:15px;border-bottom:1px solid var(--line);}
table.compare thead th{background:var(--grad);color:#fff;font-weight:600;font-size:15px;border-bottom:none;}
table.compare thead th:first-child{border-top-left-radius:var(--r-lg);}
table.compare thead th:last-child{border-top-right-radius:var(--r-lg);}
table.compare tbody tr:nth-child(odd){background:#FBFDFC;}
table.compare tbody td:first-child{position:sticky;left:0;background:#fff;font-weight:600;z-index:2;box-shadow:1px 0 0 var(--line);}
table.compare tbody tr:nth-child(odd) td:first-child{background:#FBFDFC;}
.yes{color:var(--brand);font-weight:700;}
.no{color:#A9B4B1;}

/* ============ 等级亮点 ============ */
.tier-layout{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;}
.tier-main{background:var(--grad);color:#fff;border-radius:var(--r-lg);padding:34px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 16px 34px rgba(11,110,99,.2);}
.tier-main h3{color:#fff;font-size:24px;margin-bottom:12px;}
.tier-main p{color:rgba(255,255,255,.9);margin-bottom:24px;}
.tier-side{display:grid;gap:24px;}
.tier-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh);transition:transform .25s ease,box-shadow .25s ease;}
.tier-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);}
.tier-card .idx{font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--accent);letter-spacing:1px;}
.tier-card h3{margin:8px 0 8px;}
.tier-card p{color:var(--muted);font-size:15px;margin:0;}

/* ============ 专属内容预览 ============ */
.preview{display:grid;grid-template-columns:220px 1fr;gap:28px;}
.preview-tabs{display:flex;flex-direction:column;gap:10px;}
.preview-tabs button{text-align:left;padding:14px 18px;border-radius:var(--r-md);border:1px solid var(--line);background:#fff;color:var(--muted);font-size:15px;font-weight:600;transition:.2s;}
.preview-tabs button:hover{border-color:var(--brand-3);color:var(--brand);}
.preview-tabs button.active{background:var(--soft);border-color:var(--brand);color:var(--brand);}
.preview-list{display:flex;flex-direction:column;gap:14px;}
.preview-item{display:flex;align-items:center;gap:16px;padding:14px 18px;border-radius:var(--r-md);background:#fff;border:1px solid var(--line);transition:.2s;}
.preview-item:hover{border-color:#CFE3DE;box-shadow:var(--sh);transform:translateY(-2px);}
.preview-item img{width:86px;height:62px;object-fit:cover;border-radius:12px;flex:none;}
.preview-item .pi-body{flex:1;min-width:0;}
.preview-item h4{margin:0 0 6px;font-size:16px;font-weight:600;}
.preview-item .pi-meta{font-size:13px;color:var(--muted);display:flex;gap:10px;align-items:center;}
.preview-item .pi-go{color:var(--brand);font-size:15px;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;}
details.faq{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:0;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
details.faq[open]{border-color:#CFE3DE;box-shadow:var(--sh);}
details.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary .mark{width:26px;height:26px;flex:none;border-radius:50%;background:var(--soft);color:var(--brand);display:grid;place-items:center;font-size:14px;transition:.2s;}
details.faq[open] summary .mark{background:var(--brand);color:#fff;}
details.faq .faq-body{padding:0 24px 22px;color:var(--muted);font-size:15px;background:var(--bg);border-top:1px solid var(--line);padding-top:18px;}
details.faq .faq-body p:last-child{margin-bottom:0;}

/* ============ CTA 带 ============ */
.cta-band{background:var(--grad);border-radius:24px;padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;color:#fff;box-shadow:0 18px 40px rgba(11,110,99,.2);flex-wrap:wrap;}
.cta-band h2{color:#fff;margin-bottom:10px;font-size:26px;}
.cta-band p{color:rgba(255,255,255,.9);margin:0;max-width:620px;font-size:15.5px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;padding-right:8px;}

/* ============ 页脚 ============ */
.site-footer{background:#0F2A27;color:rgba(255,255,255,.72);margin-top:80px;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.5px;}
.site-footer .f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.site-footer .f-brand .logo-mark{background:var(--grad);}
.site-footer .f-brand strong{color:#fff;font-size:16px;}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.65);}
.f-links{list-style:none;padding:0;margin:0;}
.f-links li{margin-bottom:11px;}
.f-links a{color:rgba(255,255,255,.72);font-size:14.5px;}
.f-links a:hover{color:#fff;text-decoration:underline;}
.f-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;margin-bottom:12px;}
.f-contact i{color:var(--brand-3);margin-top:5px;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:13.5px;flex-wrap:wrap;}
.to-top{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.8);}
.to-top:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  .section{padding:64px 0;}
  .split{grid-template-columns:1fr;gap:32px;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .tier-layout{grid-template-columns:1fr;}
  .preview{grid-template-columns:1fr;}
  .preview-tabs{flex-direction:row;overflow-x:auto;padding-bottom:4px;}
  .preview-tabs button{white-space:nowrap;}
  .hero-inner{padding:72px 0 64px;}
  .brand-actions .hot-words{display:none;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .search-wrap{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-row{display:none;}
  .brand-actions{display:none;}
  .hero-stats{grid-template-columns:1fr;gap:12px;}
  .news-grid{grid-template-columns:1fr;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-band{padding:32px 24px;flex-direction:column;align-items:flex-start;}
  .preview-item img{width:64px;height:52px;}
  .step-card{padding-top:30px;}
}
@media (max-width:520px){
  .brand-text span{display:none;}
  .footer-grid{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .hero-inner{padding:56px 0 52px;}
  .card{padding:22px;}
}

/* roulang page: article */
:root{
  --brand:#0B6E63;
  --brand-2:#12907F;
  --brand-3:#2FB79C;
  --brand-grad:linear-gradient(135deg,#0B6E63 0%,#12907F 58%,#2FB79C 100%);
  --accent:#FF7A3D;
  --ink:#14201F;
  --muted:#5B6B68;
  --line:#E3E8E6;
  --bg:#F6F8F7;
  --card:#FFFFFF;
  --soft:#E7F4F1;
  --danger:#D9534F;
  --r-lg:20px;
  --r-md:16px;
  --r-img:14px;
  --r-form:12px;
  --sh:0 6px 20px rgba(11,110,99,.07);
  --sh-hover:0 14px 32px rgba(11,110,99,.14);
  --sh-nav:0 4px 18px rgba(20,32,31,.08);
  --num:"Barlow","DIN Alternate",-apple-system,"PingFang SC",sans-serif;
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-2);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(11,110,99,.3);outline-offset:2px;}
::selection{background:rgba(47,183,156,.25);}

/* Foundation 默认外观覆盖 */
.button{
  background-image:var(--brand-grad);
  background-color:var(--brand);
  color:#fff;
  border:0;
  border-radius:999px;
  font-weight:600;
  padding:14px 28px;
  transition:transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
.button:hover{filter:brightness(1.05);transform:translateY(-2px);box-shadow:var(--sh-hover);color:#fff;}
.button.secondary{background:#fff;background-image:none;color:var(--brand);border:1.5px solid var(--brand);}
.button.secondary:hover{background:var(--soft);color:var(--brand);}
.menu{background:transparent;}
.menu a{color:var(--ink);}
.callout{margin:0;border-left:4px solid var(--brand);background:var(--soft);border-radius:12px;color:var(--ink);}
.label{background:var(--soft);color:var(--brand);border-radius:999px;font-weight:600;}
.top-bar{background:#fff;}

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

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;border:0;cursor:pointer;
  font-size:15px;font-weight:600;line-height:1;
  background-image:var(--brand-grad);background-color:var(--brand);color:#fff;
  box-shadow:0 4px 14px rgba(11,110,99,.18);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background-color .2s ease;
}
.btn:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn:active{transform:translateY(1px);}
.btn--ghost{background:#fff;background-image:none;color:var(--brand);border:1.5px solid var(--brand);box-shadow:none;}
.btn--ghost:hover{background:var(--soft);color:var(--brand);}
.btn--light{background:#fff;background-image:none;color:var(--brand);box-shadow:none;}
.btn--light:hover{background:#F1FBF8;color:var(--brand);}
.btn--sm{padding:10px 20px;font-size:14px;}
.btn--block{width:100%;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(2px);}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;background:var(--soft);color:var(--brand);
  font-size:13px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge--hot{background:var(--accent);color:#fff;}
.badge--outline{background:#fff;border:1px solid var(--line);color:var(--muted);font-weight:500;}
.badge__num{font-family:var(--num);font-variant-numeric:tabular-nums;}

/* 吸顶导航 */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.86);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease,background .25s ease;}
.site-header.is-scrolled{background:#fff;box-shadow:var(--sh-nav);border-bottom-color:transparent;}
.brand-row{display:flex;align-items:center;gap:20px;height:64px;transition:height .25s ease;}
.site-header.is-scrolled .brand-row{height:52px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink);}
.brand:hover{color:var(--ink);}
.logo-mark{
  width:36px;height:36px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background-image:var(--brand-grad);color:#fff;font-weight:700;font-size:16px;flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16px;font-weight:700;letter-spacing:.2px;}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:.4px;}
.search-wrap{position:relative;flex:1;max-width:420px;}
.search-wrap i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:14px;}
.search-wrap input{
  width:100%;height:44px;border-radius:999px;border:1px solid var(--line);
  padding:0 18px 0 42px;font-size:14px;color:var(--ink);background:#fff;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-wrap input::placeholder{color:#9AA6A3;}
.search-wrap input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(11,110,99,.3);}
.hot-words{font-size:14px;color:var(--muted);white-space:nowrap;}
.hot-words:hover{color:var(--brand);}
.brand-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:16px;cursor:pointer;}
.nav-row{display:flex;align-items:center;gap:26px;height:46px;border-top:1px solid rgba(227,232,230,.7);}
.nav-link{position:relative;font-size:15px;color:var(--ink);font-weight:500;padding:12px 0;white-space:nowrap;}
.nav-link::after{content:"";position:absolute;left:50%;bottom:4px;width:0;height:3px;border-radius:2px;background:var(--brand);transform:translateX(-50%);transition:width .22s ease;}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{width:100%;}
.trend-menu{position:relative;margin-left:auto;}
.trend-toggle{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 16px;font-size:14px;color:var(--muted);cursor:pointer;transition:border-color .2s ease,color .2s ease;}
.trend-toggle:hover{border-color:var(--brand);color:var(--brand);}
.trend-panel{
  position:absolute;right:0;top:calc(100% + 10px);width:320px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-hover);
  padding:18px;opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.trend-menu.open .trend-panel,.trend-menu:hover .trend-panel{opacity:1;visibility:visible;transform:translateY(0);}
.trend-panel h4{font-size:14px;font-weight:600;margin-bottom:12px;color:var(--ink);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  background:var(--soft);color:var(--brand);font-size:13px;font-weight:500;
  transition:background .2s ease,transform .2s ease;
}
.tag:hover{background:#D6ECE7;transform:translateY(-2px);color:var(--brand);}

/* 文章头部 */
.article-hero{background:var(--brand-grad);color:#fff;padding:44px 0 56px;position:relative;overflow:hidden;}
.article-hero::after{
  content:"";position:absolute;right:-120px;top:-90px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),transparent 68%);
}
.article-hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.82);margin-bottom:20px;}
.breadcrumb a{color:rgba(255,255,255,.92);}
.breadcrumb a:hover{color:#fff;text-decoration:underline;}
.breadcrumb span.sep{opacity:.6;}
.breadcrumb .current{color:#fff;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-hero h1{
  font-size:clamp(26px,3.4vw,40px);line-height:1.3;font-weight:700;
  max-width:880px;letter-spacing:.2px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:22px;font-size:13px;color:rgba(255,255,255,.86);}
.meta-row .badge{background:rgba(255,255,255,.18);color:#fff;height:24px;}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.5);}

/* 主体 */
.article-section{padding:56px 0 40px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px;align-items:start;}
.article-main{background:var(--card);border-radius:var(--r-lg);box-shadow:var(--sh);padding:48px 52px;}
.article-body{max-width:760px;margin:0 auto;font-size:16px;line-height:1.85;color:var(--ink);}
.article-body p{margin:0 0 22px;}
.article-body h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;font-weight:700;margin:40px 0 18px;padding-left:14px;border-left:5px solid var(--brand);border-radius:2px;}
.article-body h3{font-size:20px;line-height:1.4;font-weight:600;margin:30px 0 14px;color:var(--ink);}
.article-body h4{font-size:16px;font-weight:600;margin:24px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-body ul li::before{content:"";position:absolute;left:4px;top:12px;width:7px;height:7px;border-radius:50%;background:var(--brand-3);}
.article-body ol{counter-reset:item;}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:12px;counter-increment:item;}
.article-body ol li::before{
  content:counter(item);position:absolute;left:0;top:4px;width:22px;height:22px;border-radius:50%;
  background:var(--soft);color:var(--brand);font-family:var(--num);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:0 0 24px;padding:18px 22px;background:var(--soft);border-left:4px solid var(--brand);
  border-radius:12px;color:#20403C;font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:26px auto;}
.article-body figcaption,.article-body .caption{text-align:center;font-size:13px;color:var(--muted);margin-top:-12px;margin-bottom:24px;}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 24px;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--soft);font-weight:600;color:var(--brand);}
.article-body a{color:var(--brand);border-bottom:1px dashed rgba(11,110,99,.5);}
.article-body a:hover{border-bottom-style:solid;}

/* 侧栏 */
.article-side{display:flex;flex-direction:column;gap:22px;position:sticky;top:112px;}
.side-card{background:var(--card);border-radius:var(--r-md);box-shadow:var(--sh);padding:24px;}
.side-card h3{font-size:16px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--brand);}
.side-list li+li{border-top:1px dashed var(--line);}
.side-list a{display:block;padding:12px 0;font-size:15px;color:var(--ink);}
.side-list a:hover{color:var(--brand);}
.side-list span{display:block;font-size:13px;color:var(--muted);margin-top:2px;}
.side-tags{display:flex;flex-wrap:wrap;gap:8px;}
.to-top-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;width:100%;
  padding:12px;border-radius:999px;border:1.5px solid var(--brand);background:#fff;
  color:var(--brand);font-weight:600;font-size:14px;cursor:pointer;transition:background .2s ease;
}
.to-top-btn:hover{background:var(--soft);}

/* 空态 */
.empty-state{text-align:center;padding:56px 20px;background:var(--soft);border-radius:var(--r-md);}
.empty-state i{font-size:32px;color:var(--brand);}
.empty-state h2{font-size:20px;font-weight:600;margin:16px 0 8px;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:20px;}

/* 上下篇 */
.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px;}
.prevnext-card{
  display:flex;flex-direction:column;gap:8px;background:var(--card);border-radius:var(--r-md);
  box-shadow:var(--sh);padding:22px 24px;transition:box-shadow .22s ease,transform .22s ease;
}
.prevnext-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);}
.prevnext-card span{font-size:13px;color:var(--muted);}
.prevnext-card strong{font-size:16px;color:var(--ink);font-weight:600;}
.prevnext-card.next{text-align:right;align-items:flex-end;}

/* 通用板块 */
.section{padding:72px 0;}
.section--tight{padding:48px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.6vw,30px);font-weight:700;line-height:1.3;}
.section-head p{color:var(--muted);font-size:15px;margin-top:8px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  background:var(--card);border-radius:var(--r-lg);box-shadow:var(--sh);overflow:hidden;
  display:flex;flex-direction:column;transition:box-shadow .22s ease,transform .22s ease;
}
.card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft);}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.card:hover .card-thumb img{transform:scale(1.04);}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-body p{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);margin-top:auto;}

/* CTA 窄条 */
.cta-band{
  background-image:var(--brand-grad);border-radius:24px;padding:36px 40px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:0 12px 34px rgba(11,110,99,.22);
}
.cta-band h2{font-size:clamp(21px,2.3vw,26px);font-weight:700;line-height:1.35;}
.cta-band p{font-size:15px;color:rgba(255,255,255,.88);margin-top:8px;max-width:620px;}
.cta-band .btn{padding:14px 32px;}

/* 页脚 */
.site-footer{background:#10201E;color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px;}
.f-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px;}
.site-footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px;}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);}
.f-links li{margin-bottom:10px;}
.f-links a{color:rgba(255,255,255,.72);font-size:14px;}
.f-links a:hover{color:#fff;text-decoration:underline;}
.f-contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:14px;}
.f-contact i{color:var(--brand-3);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;
  align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6);
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:rgba(255,255,255,.8);}
.to-top:hover{color:#fff;text-decoration:underline;}

/* 响应式 */
@media screen and (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .article-side{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:991px){
  .search-wrap{max-width:280px;}
  .article-main{padding:36px 32px;}
  .section{padding:56px 0;}
  .cta-band{padding:30px 28px;}
}
@media screen and (max-width:767px){
  .brand-text span{display:none;}
  .search-wrap{display:none;}
  .hot-words{display:none;}
  .brand-actions .btn--ghost{display:none;}
  .nav-toggle{display:flex;align-items:center;justify-content:center;}
  .nav-row{
    position:fixed;left:0;right:0;top:64px;bottom:0;background:#fff;
    flex-direction:column;align-items:flex-start;gap:4px;height:auto;
    padding:20px 24px 40px;border-top:1px solid var(--line);
    transform:translateX(100%);transition:transform .28s ease;overflow-y:auto;
  }
  body.nav-open .nav-row{transform:translateX(0);}
  .nav-link{width:100%;padding:14px 0;font-size:16px;border-bottom:1px solid var(--line);}
  .nav-link::after{display:none;}
  .nav-link.active{background:var(--soft);border-radius:10px;padding-left:12px;}
  .trend-menu{margin:18px 0 0;width:100%;}
  .trend-toggle{width:100%;text-align:left;}
  .trend-panel{position:static;width:100%;opacity:1;visibility:visible;transform:none;box-shadow:none;margin-top:12px;display:none;}
  .trend-menu.open .trend-panel{display:block;}
  .trend-menu:hover .trend-panel{transform:none;}
  .prevnext{grid-template-columns:1fr;}
  .prevnext-card.next{text-align:left;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:576px){
  .container{padding:0 16px;}
  .article-hero{padding:32px 0 40px;}
  .article-main{padding:26px 20px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .card-body{padding:20px;}
  .article-body h2{margin-top:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;gap:18px;}
  .cta-band .btn{width:100%;justify-content:center;}
  .section{padding:48px 0;}
}

/* roulang page: category1 */
:root{
  --brand:#0B6E63;
  --brand-2:#12907F;
  --brand-3:#2FB79C;
  --brand-grad:linear-gradient(135deg,#0B6E63 0%,#12907F 58%,#2FB79C 100%);
  --accent:#FF7A3D;
  --ink:#14201F;
  --muted:#5B6B68;
  --line:#E3E8E6;
  --bg:#F6F8F7;
  --card:#FFFFFF;
  --soft:#E7F4F1;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-img:14px;
  --radius-form:12px;
  --shadow-sm:0 6px 20px rgba(11,110,99,.07);
  --shadow-md:0 14px 32px rgba(11,110,99,.14);
  --shadow-nav:0 4px 18px rgba(20,32,31,.08);
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow","DIN Alternate",sans-serif;
  --container:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;}
a:hover{color:var(--brand-2);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);font-weight:700;line-height:1.3;}
h1{font-size:clamp(30px,4.2vw,46px);line-height:1.2;}
h2{font-size:clamp(24px,2.6vw,31px);}
h3{font-size:20px;font-weight:600;line-height:1.4;}
h4{font-size:16px;font-weight:600;}
p{margin:0 0 16px;}
ul,ol{margin:0 0 16px;padding-left:22px;}
li{margin-bottom:8px;}
:focus-visible{outline:3px solid rgba(11,110,99,.32);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
/* ============ 覆盖 Foundation 默认外观 ============ */
.button,.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:none;
  border-radius:999px;
  padding:14px 28px;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  cursor:pointer;
  text-decoration:none;
  background-image:var(--brand-grad);
  color:#fff;
  transition:transform .2s ease,box-shadow .2s ease,background-image .2s ease;
  box-shadow:0 6px 16px rgba(11,110,99,.2);
}
.button:hover,.btn:hover{
  color:#fff;
  transform:translateY(-2px);
  box-shadow:0 12px 26px rgba(11,110,99,.26);
  background-image:linear-gradient(135deg,#0A6157 0%,#10816F 58%,#29A88F 100%);
}
.button:active,.btn:active{transform:translateY(1px);}
.btn--ghost{
  background:#fff;
  background-image:none;
  color:var(--brand);
  border:1.5px solid var(--brand);
  box-shadow:none;
}
.btn--ghost:hover{
  background:#E7F4F1;
  background-image:none;
  color:var(--brand);
  box-shadow:none;
  transform:translateY(-2px);
}
.btn--white{
  background:#fff;
  background-image:none;
  color:var(--brand);
  box-shadow:0 10px 24px rgba(0,0,0,.14);
}
.btn--white:hover{
  background:#E7F4F1;
  background-image:none;
  color:var(--brand);
}
.btn--sm{padding:10px 20px;font-size:14px;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  white-space:nowrap;
}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(2px);}
.label,.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--soft);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
}
.badge--accent{background:var(--accent);color:#fff;}
.badge--outline{background:#fff;border:1px solid var(--line);color:var(--muted);}
.callout{margin:0;padding:20px 22px;border:none;border-radius:var(--radius-md);background:var(--soft);color:var(--ink);}
.accordion{border:none;background:transparent;}
/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  box-shadow:var(--shadow-nav);
}
.brand-row{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:64px;
  transition:min-height .25s ease;
}
.site-header.is-scrolled .brand-row{min-height:52px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background-image:var(--brand-grad);
  color:#fff;
  font-size:18px;
  font-weight:700;
  box-shadow:0 6px 14px rgba(11,110,99,.24);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;color:var(--ink);letter-spacing:.2px;}
.brand-text span{font-size:12px;color:var(--muted);}
.search-wrap{
  position:relative;
  flex:1;
  max-width:420px;
}
.search-wrap i{
  position:absolute;
  left:18px;top:50%;
  transform:translateY(-50%);
  color:var(--muted);
  font-size:14px;
}
.search-wrap input{
  width:100%;
  height:44px;
  margin:0;
  padding:0 18px 0 44px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#F2F6F5;
  font-size:14px;
  color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search-wrap input::placeholder{color:#93A19E;}
.search-wrap input:focus{
  outline:none;
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(11,110,99,.22);
}
.hot-words{
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  white-space:nowrap;
}
.hot-words:hover{color:var(--brand);}
.brand-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:17px;
  align-items:center;
  justify-content:center;
}
.nav-row{
  display:flex;
  align-items:center;
  gap:6px;
  min-height:46px;
  border-top:1px solid var(--line);
  overflow:visible;
}
.nav-link{
  position:relative;
  padding:12px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:6px;
  height:3px;
  border-radius:3px;
  background:transparent;
  transition:background-color .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);}
.nav-link.active::after{background:var(--brand);}
.trend-menu{position:relative;margin-left:auto;}
.trend-toggle{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:color .2s ease,border-color .2s ease;
}
.trend-toggle:hover{color:var(--brand);border-color:var(--brand);}
.trend-panel{
  position:absolute;
  right:0;top:calc(100% + 10px);
  width:320px;
  padding:18px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-md);
  opacity:0;
  visibility:hidden;
  transform:translateY(-6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.trend-menu.is-open .trend-panel{opacity:1;visibility:visible;transform:translateY(0);}
.trend-panel h4{margin-bottom:12px;color:var(--muted);font-size:13px;font-weight:600;letter-spacing:.4px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:999px;
  background:var(--soft);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
}
.tag:hover{background:var(--brand);color:#fff;}
/* ============ 移动端抽屉 ============ */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:200;
  background:#fff;
  padding:22px 20px 0;
  display:flex;
  flex-direction:column;
  transform:translateX(100%);
  transition:transform .28s ease;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  width:40px;height:40px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:16px;
}
.drawer-section{margin-bottom:26px;}
.drawer-section h4{
  font-size:13px;
  color:var(--muted);
  letter-spacing:.6px;
  margin-bottom:12px;
}
.drawer-links{display:flex;flex-direction:column;gap:2px;}
.drawer-links a{
  display:block;
  padding:12px 14px;
  border-radius:12px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  background:#F7FAF9;
}
.drawer-links a.active{background:var(--soft);color:var(--brand);}
.drawer-actions{
  margin-top:auto;
  padding:16px 0 24px;
  display:flex;
  flex-direction:column;
  gap:12px;
  border-top:1px solid var(--line);
}
/* ============ Hero ============ */
.cat-hero{
  position:relative;
  overflow:hidden;
  background-image:linear-gradient(135deg,rgba(11,110,99,.92) 0%,rgba(18,144,127,.88) 58%,rgba(47,183,156,.82) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  color:#fff;
  padding:72px 0 64px;
}
.cat-hero h1{color:#fff;margin-bottom:16px;max-width:16em;}
.cat-hero .crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.82);
  margin-bottom:18px;
}
.cat-hero .crumb a{color:rgba(255,255,255,.9);}
.cat-hero .crumb a:hover{color:#fff;text-decoration:underline;}
.cat-hero .lede{
  max-width:44em;
  font-size:16px;
  color:rgba(255,255,255,.94);
  margin-bottom:0;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:44px;
  align-items:center;
}
.hero-visual{
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:0 22px 48px rgba(6,58,52,.3);
}
.hero-visual img{width:100%;height:220px;object-fit:cover;border-radius:0;}
.hero-badges{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:10px;
  margin-top:14px;
}
.hero-badge{
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.26);
  border-radius:var(--radius-md);
  padding:12px 10px;
  text-align:center;
}
.hero-badge b{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:22px;
  font-weight:700;
  line-height:1.1;
  color:#fff;
}
.hero-badge span{display:block;font-size:12px;color:rgba(255,255,255,.85);margin-top:4px;}
/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section--tight{padding:56px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
}
.section-head p{margin:8px 0 0;color:var(--muted);font-size:15px;max-width:56em;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.6px;
  color:var(--brand);
  margin-bottom:10px;
}
.eyebrow::before{
  content:"";
  width:22px;height:3px;border-radius:3px;background:var(--accent);
}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  padding:26px;
  transition:box-shadow .25s ease,transform .25s ease;
}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
/* ============ 分类主体布局 ============ */
.cat-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:40px;
  align-items:start;
}
.cat-main{min-width:0;}
.cat-main > article{max-width:820px;}
.prose{color:var(--ink);}
.prose p{font-size:16px;line-height:1.85;}
.prose h2{margin:44px 0 16px;padding-top:6px;scroll-margin-top:130px;}
.prose h2:first-child{margin-top:0;}
.prose h3{margin:26px 0 12px;color:var(--brand);}
.prose ul,.prose ol{padding-left:24px;}
.prose li{line-height:1.8;}
.prose a{color:var(--brand);border-bottom:1px dashed var(--brand);}
.prose a:hover{border-bottom-style:solid;}
.prose strong{font-weight:700;}
.quote{
  border-left:4px solid var(--brand);
  background:var(--soft);
  border-radius:12px;
  padding:18px 22px;
  margin:22px 0;
  color:#123F3A;
  font-size:15px;
}
.quote p:last-child{margin-bottom:0;}
.mini-list{
  list-style:none;
  padding:0;
  margin:22px 0;
  display:grid;
  gap:12px;
}
.mini-list li{
  display:flex;
  gap:14px;
  padding:18px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  margin:0;
  transition:box-shadow .25s ease,transform .25s ease;
}
.mini-list li:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);}
.mini-list .num{
  flex-shrink:0;
  width:30px;height:30px;
  border-radius:10px;
  background-image:var(--brand-grad);
  color:#fff;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:14px;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.mini-list strong{display:block;font-size:15px;margin-bottom:2px;}
.mini-list span{font-size:14px;color:var(--muted);line-height:1.7;}
.step-strip{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  margin:26px 0;
}
.step-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:20px;
  box-shadow:var(--shadow-sm);
}
.step-card .badge{margin-bottom:12px;}
.step-card h4{margin-bottom:8px;font-size:15px;}
.step-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.75;}
.data-strip{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin:24px 0;
}
.data-chip{
  flex:1 1 150px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:16px 18px;
  box-shadow:var(--shadow-sm);
}
.data-chip b{
  display:block;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:24px;
  color:var(--brand);
  line-height:1.2;
}
.data-chip span{font-size:13px;color:var(--muted);}
/* ============ 侧栏目录 ============ */
.cat-aside{position:sticky;top:130px;display:grid;gap:18px;}
.toc-card{padding:22px;}
.toc-card h4{
  font-size:14px;
  color:var(--muted);
  letter-spacing:.5px;
  margin-bottom:14px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}
.toc-list{list-style:none;padding:0;margin:0;display:grid;gap:2px;}
.toc-list li{margin:0;}
.toc-list a{
  display:block;
  padding:9px 12px;
  border-radius:10px;
  font-size:14px;
  font-weight:600;
  color:var(--muted);
}
.toc-list a:hover{background:var(--soft);color:var(--brand);}
.aside-cta{
  background-image:var(--brand-grad);
  color:#fff;
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow-md);
}
.aside-cta h4{color:#fff;font-size:17px;margin-bottom:8px;}
.aside-cta p{color:rgba(255,255,255,.88);font-size:14px;margin-bottom:16px;}
.aside-cta .btn--white{width:100%;}
.aside-list{list-style:none;padding:0;margin:0;display:grid;gap:14px;}
.aside-list li{display:flex;gap:12px;margin:0;align-items:flex-start;}
.aside-list img{width:64px;height:48px;object-fit:cover;border-radius:10px;flex-shrink:0;}
.aside-list a{font-size:14px;font-weight:600;line-height:1.5;color:var(--ink);}
.aside-list a:hover{color:var(--brand);}
.aside-list time{display:block;font-size:12px;color:var(--muted);margin-top:2px;}
/* ============ 交叉推荐 ============ */
.cross-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.cross-card{
  display:flex;
  flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .25s ease,transform .25s ease;
  color:inherit;
}
.cross-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);color:inherit;}
.cross-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--soft);}
.cross-card .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.cross-card .body{padding:20px 22px 24px;}
.cross-card h3{font-size:17px;margin:12px 0 8px;}
.cross-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.75;}
/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  background:none;
  border:none;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
}
.faq-q .icon{
  flex-shrink:0;
  width:26px;height:26px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:var(--soft);
  color:var(--brand);
  font-size:13px;
  transition:transform .2s ease,background-color .2s ease,color .2s ease;
}
.faq-item.is-open .faq-q .icon{background:var(--brand);color:#fff;transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
  background:var(--bg);
}
.faq-a .inner{padding:18px 24px 22px;font-size:15px;color:var(--muted);line-height:1.85;}
.faq-a .inner p:last-child{margin-bottom:0;}
/* ============ CTA 窄条 ============ */
.cta-band{
  background-image:var(--brand-grad);
  border-radius:24px;
  padding:34px 32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
  color:#fff;
  box-shadow:0 16px 36px rgba(11,110,99,.22);
}
.cta-band h3{color:#fff;font-size:22px;margin-bottom:6px;}
.cta-band p{margin:0;color:rgba(255,255,255,.9);font-size:15px;}
.cta-band .btn--white{flex-shrink:0;}
/* ============ 页脚 ============ */
.site-footer{
  background:#0F1B1A;
  color:#C7D3D1;
  padding:64px 0 0;
  margin-top:72px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.f-brand strong{color:#fff;font-size:17px;}
.site-footer p{font-size:14px;line-height:1.8;color:#96A5A3;margin:0;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.f-links{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.f-links li{margin:0;}
.f-links a{color:#C7D3D1;font-size:14px;}
.f-links a:hover{color:var(--brand-3);text-decoration:underline;}
.f-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.7;color:#96A5A3;}
.f-contact i{color:var(--brand-3);margin-top:5px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 0 28px;
  font-size:13px;
  color:#8C9A98;
  flex-wrap:wrap;
}
.to-top{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 18px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.2);
  color:#C7D3D1;
  font-size:13px;
  font-weight:600;
}
.to-top:hover{background:var(--brand);border-color:var(--brand);color:#fff;}
/* ============ 响应式 ============ */
@media (max-width:1023px){
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .hero-visual img{height:200px;}
  .cat-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .cat-aside{position:static;}
  .cross-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section--tight{padding:40px 0;}
  .search-wrap,.hot-words{display:none;}
  .brand-actions{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .nav-row{display:none;}
  .cat-hero{padding:48px 0 44px;}
  .step-strip{grid-template-columns:1fr;}
  .cross-grid{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 24px;}
  .cta-band .btn--white{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .data-strip{gap:12px;}
  .data-chip{flex:1 1 100%;}
}
@media (max-width:479px){
  .brand-text strong{font-size:15px;}
  .hero-badges{grid-template-columns:1fr;}
  .card{padding:20px;}
}

/* roulang page: category2 */
:root{
  --brand:#0B6E63;
  --brand-2:#12907F;
  --brand-3:#2FB79C;
  --grad:linear-gradient(135deg,#0B6E63 0%,#12907F 58%,#2FB79C 100%);
  --grad-foot:linear-gradient(135deg,#0B6E63 0%,#0E7E70 100%);
  --accent:#FF7A3D;
  --ink:#14201F;
  --muted:#5B6B68;
  --line:#E3E8E6;
  --bg:#F6F8F7;
  --white:#FFFFFF;
  --soft:#E7F4F1;
  --r-lg:20px;
  --r-md:16px;
  --r-img:14px;
  --r-input:12px;
  --shadow:0 6px 20px rgba(11,110,99,.07);
  --shadow-hover:0 14px 32px rgba(11,110,99,.14);
  --nav-shadow:0 4px 18px rgba(20,32,31,.08);
  --container:1200px;
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow","DIN Alternate",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}

img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;}
a:hover{color:var(--brand-2);}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ink);line-height:1.3;}
p{margin:0;}

:focus-visible{
  outline:3px solid rgba(11,110,99,.3);
  outline-offset:2px;
}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ============ 按钮 ============ */
.button,.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border:0;
  border-radius:999px;
  background:var(--grad);
  color:#fff !important;
  font-size:15px;
  font-weight:600;
  line-height:1;
  letter-spacing:.2px;
  cursor:pointer;
  box-shadow:0 6px 18px rgba(11,110,99,.18);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background-color .2s ease;
}
.button:hover,.btn:hover{
  filter:brightness(1.06);
  transform:translateY(-2px);
  box-shadow:0 12px 26px rgba(11,110,99,.24);
}
.button:active,.btn:active{transform:translateY(1px);}

.btn--sm{padding:10px 20px;font-size:14px;}

.btn--ghost{
  background:#fff;
  color:var(--brand) !important;
  border:1.5px solid var(--brand);
  box-shadow:none;
}
.btn--ghost:hover{background:var(--soft);filter:none;}

.btn--white{
  background:#fff;
  color:var(--brand) !important;
  box-shadow:0 8px 20px rgba(0,0,0,.12);
}
.btn--white:hover{background:#F0FBF8;filter:none;}

.btn--block{width:100%;}

.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(2px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--soft);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
}
.badge--orange{background:var(--accent);color:#fff;}
.badge--outline{background:#fff;border:1px solid var(--line);color:var(--muted);}
.badge .num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}

.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:var(--soft);
  color:var(--brand);
  font-size:13px;
  font-weight:500;
  transition:background-color .2s ease,transform .2s ease;
}
.tag:hover{background:#CFEBE4;color:var(--brand);transform:translateY(-1px);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{
  background:#fff;
  box-shadow:var(--nav-shadow);
}

.brand-row{
  display:flex;
  align-items:center;
  gap:20px;
  height:64px;
  transition:height .25s ease;
}
.site-header.is-scrolled .brand-row{height:52px;}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--ink);
}
.logo-mark{
  width:38px;
  height:38px;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  font-size:19px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  box-shadow:0 6px 14px rgba(11,110,99,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-text strong{font-size:16px;font-weight:700;color:var(--ink);letter-spacing:.2px;}
.brand-text span{font-size:12px;color:var(--muted);font-weight:400;}

.search-wrap{
  position:relative;
  flex:1;
  max-width:420px;
  display:flex;
  align-items:center;
}
.search-wrap i{
  position:absolute;
  left:16px;
  font-size:14px;
  color:var(--muted);
  pointer-events:none;
}
.search-wrap input{
  width:100%;
  height:44px;
  padding:0 18px 0 40px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  font-size:14px;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-wrap input::placeholder{color:#9AA8A4;}
.search-wrap input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(11,110,99,.3);
}

.hot-words{
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  white-space:nowrap;
}
.hot-words:hover{text-decoration:underline;}

.brand-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex-shrink:0;}

.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:17px;
}

/* 频道行 */
.nav-row{
  display:flex;
  align-items:center;
  gap:6px;
  height:46px;
  border-top:1px solid var(--line);
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-row::-webkit-scrollbar{display:none;}

.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:46px;
  padding:0 14px;
  font-size:15px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:0;
  height:3px;
  border-radius:3px 3px 0 0;
  background:var(--brand);
}

/* 趋势词下拉 */
.trend-menu{position:relative;margin-left:auto;flex-shrink:0;}
.trend-toggle{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:34px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:13px;
  font-weight:600;
}
.trend-toggle:hover{background:var(--soft);}
.trend-panel{
  position:absolute;
  right:0;
  top:calc(100% + 10px);
  width:300px;
  padding:18px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-hover);
  opacity:0;
  visibility:hidden;
  transform:translateY(-6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.trend-menu:hover .trend-panel,
.trend-menu.is-open .trend-panel{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.trend-panel h4{font-size:14px;margin-bottom:12px;color:var(--ink);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:200;
  background:rgba(20,32,31,.45);
  opacity:0;
  visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;
  right:0;
  top:0;
  bottom:0;
  width:min(340px,86vw);
  background:#fff;
  display:flex;
  flex-direction:column;
  transform:translateX(100%);
  transition:transform .28s ease;
}
.mobile-drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  gap:10px;
  padding:16px 20px;
  border-bottom:1px solid var(--line);
}
.drawer-head strong{font-size:15px;}
.drawer-close{
  margin-left:auto;
  width:36px;height:36px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
}
.drawer-scroll{flex:1;overflow-y:auto;padding:20px;}
.drawer-scroll h4{font-size:13px;color:var(--muted);margin-bottom:12px;letter-spacing:.5px;}
.drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:26px;}
.drawer-links a{
  padding:11px 12px;
  border-radius:12px;
  color:var(--ink);
  font-size:15px;
}
.drawer-links a:hover,.drawer-links a.active{background:var(--soft);color:var(--brand);}
.drawer-foot{
  padding:16px 20px;
  border-top:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:10px;
}

/* ============ 分类 Hero ============ */
.cat-hero{
  position:relative;
  padding:56px 0 64px;
  background:var(--grad);
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;
  right:-120px;
  top:-140px;
  width:420px;
  height:420px;
  border-radius:50%;
  background:rgba(255,255,255,.08);
}
.cat-hero-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  align-items:center;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.82);
  margin-bottom:18px;
}
.crumb a{color:rgba(255,255,255,.82);}
.crumb a:hover{color:#fff;text-decoration:underline;}
.crumb span.sep{opacity:.6;}

.cat-hero .badge{background:rgba(255,255,255,.16);color:#fff;}
.cat-hero .badge--orange{background:var(--accent);color:#fff;}

.cat-hero h1{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.2;
  color:#fff;
  margin:16px 0 16px;
}
.cat-hero p.lead{
  max-width:44ch;
  color:rgba(255,255,255,.9);
  font-size:16px;
  line-height:1.85;
}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

.cat-hero-media{position:relative;}
.cat-hero-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--r-lg);
  box-shadow:0 18px 40px rgba(0,0,0,.22);
}
.hero-badge-group{
  position:absolute;
  left:-14px;
  bottom:-18px;
  display:flex;
  flex-direction:column;
  gap:8px;
  background:#fff;
  padding:14px 16px;
  border-radius:var(--r-md);
  box-shadow:var(--shadow-hover);
}
.hero-badge-group .badge{background:var(--soft);}
.hero-badge-group .badge--orange{background:var(--accent);}

/* ============ 通用板块 ============ */
.section{padding:72px 0;}
.section--tight{padding:56px 0;}
.section--white{background:#fff;}
.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,30px);}
.section-head p{color:var(--muted);font-size:15px;margin-top:10px;max-width:60ch;}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:1px;
  margin-bottom:10px;
}

/* 指标卡 */
.metric-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.metric-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease;
}
.metric-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.metric-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:14px;
}
.metric-icon{
  width:40px;height:40px;
  border-radius:12px;
  background:var(--soft);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;
}
.metric-num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:36px;
  font-weight:700;
  color:var(--brand);
  line-height:1;
}
.metric-num small{font-size:15px;font-weight:600;margin-left:3px;}
.metric-card h3{font-size:16px;margin-bottom:8px;}
.metric-card p{font-size:14px;color:var(--muted);line-height:1.75;}

/* 对照表 */
.compare-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.compare-head{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  background:var(--grad);
  color:#fff;
}
.compare-head span{
  padding:16px 26px;
  font-size:14px;
  font-weight:700;
  letter-spacing:.5px;
}
.compare-head span:first-child{border-right:1px solid rgba(255,255,255,.18);}
.compare-row{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  border-top:1px solid var(--line);
  transition:background-color .2s ease;
}
.compare-row:nth-child(odd){background:#FAFCFB;}
.compare-row:hover{background:var(--soft);}
.ct-item,.ct-do{padding:20px 26px;}
.ct-item{
  display:flex;
  align-items:flex-start;
  gap:10px;
  border-right:1px solid var(--line);
  font-size:15px;
  font-weight:600;
  color:var(--ink);
}
.ct-item i{color:var(--brand);font-size:14px;margin-top:5px;}
.ct-do{font-size:15px;color:var(--muted);line-height:1.8;}
.ct-do strong{color:var(--brand);font-weight:600;}

/* 安全项清单卡片 */
.safe-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.safe-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;
  flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.safe-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.safe-card .thumb{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--soft);
}
.safe-card .thumb img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:0;
  transition:transform .4s ease;
}
.safe-card:hover .thumb img{transform:scale(1.04);}
.safe-card .thumb .badge{
  position:absolute;
  left:14px;
  top:14px;
  background:#fff;
  box-shadow:0 4px 12px rgba(20,32,31,.12);
}
.safe-body{padding:24px;display:flex;flex-direction:column;flex:1;}
.safe-body h3{font-size:18px;margin-bottom:10px;}
.safe-body p{font-size:14px;color:var(--muted);line-height:1.8;}
.safe-points{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.safe-points li{
  display:flex;
  align-items:flex-start;
  gap:8px;
  font-size:14px;
  color:var(--muted);
}
.safe-points li i{color:var(--brand);font-size:12px;margin-top:6px;}
.safe-body .link-more{margin-top:18px;}

/* 交叉推荐 */
.cross-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.cross-card{
  display:flex;
  gap:16px;
  align-items:center;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:18px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CFEBE4;}
.cross-card img{
  width:78px;
  height:78px;
  border-radius:var(--r-md);
  object-fit:cover;
  flex-shrink:0;
  background:var(--soft);
}
.cross-body h3{font-size:16px;margin-bottom:6px;color:var(--ink);}
.cross-body p{font-size:13px;color:var(--muted);line-height:1.7;}
.cross-body .link-more{margin-top:8px;font-size:13px;}

/* FAQ */
.faq{max-width:860px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFEBE4;}
.faq-item[open]{box-shadow:var(--shadow);border-color:#CFEBE4;}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  list-style:none;
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::after{
  content:"+";
  flex-shrink:0;
  width:26px;height:26px;
  border-radius:50%;
  background:var(--soft);
  color:var(--brand);
  font-size:17px;
  font-weight:600;
  line-height:26px;
  text-align:center;
  transition:transform .2s ease,background-color .2s ease;
}
.faq-item[open] .faq-q::after{content:"−";background:var(--brand);color:#fff;}
.faq-a{
  padding:0 24px 22px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}

/* CTA 带 */
.cta-band{
  position:relative;
  background:var(--grad);
  border-radius:24px;
  padding:40px 32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  overflow:hidden;
  box-shadow:0 18px 40px rgba(11,110,99,.22);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-80px;
  top:-90px;
  width:260px;height:260px;
  border-radius:50%;
  background:rgba(255,255,255,.1);
}
.cta-band h2{color:#fff;font-size:clamp(20px,2.6vw,26px);margin-bottom:8px;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.9);font-size:15px;max-width:56ch;position:relative;z-index:2;}
.cta-band .btn{position:relative;z-index:2;padding:14px 32px;flex-shrink:0;}

/* 页脚 */
.site-footer{
  margin-top:72px;
  background:#0E1C1A;
  color:rgba(255,255,255,.72);
  padding:60px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.f-brand strong{color:#fff;font-size:16px;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.f-links li{margin-bottom:10px;}
.f-links a{color:rgba(255,255,255,.72);font-size:14px;}
.f-links a:hover{color:#fff;text-decoration:underline;}
.f-contact li{
  display:flex;
  align-items:flex-start;
  gap:9px;
  margin-bottom:12px;
  font-size:14px;
  line-height:1.7;
}
.f-contact i{color:var(--brand-3);margin-top:5px;font-size:13px;}
.f-contact a{color:rgba(255,255,255,.72);}
.f-contact a:hover{color:#fff;text-decoration:underline;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 0 28px;
  font-size:13px;
  color:rgba(255,255,255,.55);
}
.to-top{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:rgba(255,255,255,.72);
  font-size:13px;
}
.to-top:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .brand-row{gap:14px;}
  .search-wrap{max-width:280px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .safe-grid{grid-template-columns:repeat(2,1fr);}
  .cross-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}

@media (max-width:860px){
  .search-wrap{display:none;}
  .hot-words{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .brand-actions{display:none;}
  .nav-row{display:none;}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px;}
  .cat-hero-media img{aspect-ratio:16/9;}
  .hero-badge-group{position:static;margin-top:16px;flex-direction:row;flex-wrap:wrap;box-shadow:var(--shadow);}
}

@media (max-width:575px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section--tight{padding:40px 0;}
  .brand-text span{display:none;}
  .brand-text strong{font-size:15px;}
  .logo-mark{width:34px;height:34px;font-size:17px;border-radius:10px;}
  .cat-hero{padding:36px 0 44px;}
  .cat-hero-actions .btn{width:100%;}
  .metric-grid{grid-template-columns:1fr;gap:16px;}
  .safe-grid{grid-template-columns:1fr;}
  .cross-grid{grid-template-columns:1fr;}
  .compare-head{display:none;}
  .compare-row{grid-template-columns:1fr;padding:6px 0;}
  .ct-item{border-right:0;padding-bottom:6px;}
  .ct-do{padding-top:0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a{padding:0 18px 18px;}
}

/* roulang page: category3 */
:root{
  --brand:#0B6E63;
  --brand-2:#12907F;
  --brand-3:#2FB79C;
  --grad:linear-gradient(135deg,#0B6E63 0%,#12907F 58%,#2FB79C 100%);
  --accent:#FF7A3D;
  --ink:#14201F;
  --muted:#5B6B68;
  --line:#E3E8E6;
  --bg:#F6F8F7;
  --white:#FFFFFF;
  --soft:#E7F4F1;
  --r-lg:20px;
  --r-md:16px;
  --r-img:14px;
  --r-form:12px;
  --shadow:0 6px 20px rgba(11,110,99,.07);
  --shadow-hover:0 14px 32px rgba(11,110,99,.14);
  --shadow-nav:0 4px 18px rgba(20,32,31,.08);
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow","DIN Alternate",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(11,110,99,.3);outline-offset:2px;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--ink);}
p{margin:0 0 14px;}
ul{margin:0;padding:0;list-style:none;}
figure{margin:0;}
button{font-family:inherit;}

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

/* ============ Foundation 覆盖 ============ */
.button,button.button{
  background:var(--grad);
  background-image:var(--grad);
  color:#fff;
  border:none;
  border-radius:999px;
  font-family:var(--font-cn);
  font-size:15px;
  font-weight:600;
  padding:14px 28px;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
  box-shadow:var(--shadow);
}
.button:hover,button.button:hover{filter:brightness(1.05);transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.top-bar,.top-bar ul,.menu{background:transparent;color:var(--ink);}
.callout{border:none;border-radius:var(--r-md);background:var(--soft);color:var(--brand);}
.accordion{border:none;background:transparent;}
.label{background:var(--soft);color:var(--brand);border-radius:999px;font-weight:600;}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1.5px solid transparent;
  background:var(--grad);
  color:#fff;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  box-shadow:0 6px 18px rgba(11,110,99,.18);
}
.btn:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(11,110,99,.24);}
.btn:active{transform:translateY(1px);}
.btn--ghost{
  background:#fff;
  color:var(--brand);
  border-color:var(--brand);
  box-shadow:none;
}
.btn--ghost:hover{background:var(--soft);color:var(--brand);transform:translateY(-2px);box-shadow:0 10px 22px rgba(11,110,99,.12);}
.btn--light{
  background:#fff;
  color:var(--brand);
  box-shadow:0 8px 20px rgba(6,60,54,.2);
}
.btn--light:hover{background:#fff;color:var(--brand-2);}
.btn--sm{padding:9px 18px;font-size:14px;}
.btn--lg{padding:16px 34px;font-size:16px;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-weight:600;
  font-size:15px;
  transition:transform .2s ease,color .2s ease;
}
.link-more i{transition:transform .2s ease;}
.link-more:hover{color:var(--brand-2);}
.link-more:hover i{transform:translateX(3px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--soft);
  color:var(--brand);
  font-size:13px;
  font-weight:600;
  line-height:1;
}
.badge--accent{background:var(--accent);color:#fff;}
.badge i{font-size:11px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:13px;
  transition:all .2s ease;
}
.tag:hover{border-color:var(--brand);color:var(--brand);background:var(--soft);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{background:#fff;box-shadow:var(--shadow-nav);}
.brand-row{
  display:flex;
  align-items:center;
  gap:20px;
  height:64px;
  transition:height .25s ease;
}
.site-header.is-scrolled .brand-row{height:52px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;flex-shrink:0;
  border-radius:12px;
  background:var(--grad);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  font-size:18px;
  box-shadow:0 6px 14px rgba(11,110,99,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16px;color:var(--ink);letter-spacing:.2px;}
.brand-text span{font-size:12px;color:var(--muted);}
.search-wrap{
  position:relative;
  flex:1;
  max-width:420px;
  display:flex;
  align-items:center;
}
.search-wrap i{
  position:absolute;
  left:16px;
  color:var(--muted);
  font-size:14px;
  pointer-events:none;
}
.search-wrap input{
  width:100%;
  height:44px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  padding:0 18px 0 40px;
  font-size:14px;
  color:var(--ink);
  font-family:var(--font-cn);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-wrap input::placeholder{color:#9AA8A5;}
.search-wrap input:focus{
  outline:none;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(11,110,99,.18);
}
.hot-words{
  font-size:14px;
  color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease;
}
.hot-words:hover{color:var(--brand);}
.brand-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--brand);
  font-size:17px;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
.nav-toggle:hover{background:var(--soft);}
.nav-row{
  display:flex;
  align-items:center;
  gap:6px;
  height:46px;
  border-top:1px solid var(--line);
  overflow-x:auto;
  scrollbar-width:none;
}
.nav-row::-webkit-scrollbar{display:none;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:46px;
  padding:0 14px;
  font-size:15px;
  color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:0;
  height:3px;
  border-radius:3px;
  background:var(--grad);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{transform:scaleX(1);}

.trend-menu{position:relative;margin-left:auto;}
.trend-toggle{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:34px;
  padding:0 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:14px;
  cursor:pointer;
  transition:all .2s ease;
}
.trend-toggle:hover{border-color:var(--brand);color:var(--brand);}
.trend-panel{
  position:absolute;
  right:0;
  top:46px;
  width:320px;
  padding:20px;
  background:#fff;
  border-radius:var(--r-md);
  box-shadow:0 18px 40px rgba(20,32,31,.14);
  border:1px solid var(--line);
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:all .22s ease;
}
.trend-menu:hover .trend-panel,
.trend-menu.is-open .trend-panel{opacity:1;visibility:visible;transform:translateY(0);}
.trend-panel h4{font-size:14px;color:var(--muted);font-weight:600;margin-bottom:12px;}

.drawer-extra{display:none;}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  padding:14px 0;
  flex-wrap:wrap;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb span.sep{color:#C3CDCA;}

/* ============ 板块通用 ============ */
.section{padding:84px 0;}
.section--tight{padding:64px 0;}
.section--white{background:#fff;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:38px;
  flex-wrap:wrap;
}
.section-head h2{font-size:clamp(24px,3vw,31px);}
.section-head p{color:var(--muted);font-size:15px;margin:10px 0 0;max-width:640px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:600;
  color:var(--brand);
  background:var(--soft);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:14px;
}

/* ============ Hero ============ */
.cat-hero{
  position:relative;
  overflow:hidden;
  background:var(--grad);
  color:#fff;
  border-radius:0 0 28px 28px;
}
.cat-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.22;
  mix-blend-mode:luminosity;
}
.cat-hero .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:48px;
  align-items:center;
  padding:72px 0 64px;
}
.cat-hero h1{
  font-size:clamp(30px,4.2vw,46px);
  line-height:1.2;
  color:#fff;
  margin-bottom:18px;
}
.cat-hero .hero-sub{
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.9);
  max-width:560px;
  margin-bottom:26px;
}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;}
.hero-badges .badge{
  background:rgba(255,255,255,.16);
  color:#fff;
  height:30px;
  padding:0 14px;
  font-size:13px;
  backdrop-filter:blur(2px);
}
.hero-badges .badge--accent{background:var(--accent);}
.hero-figure{
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:0 24px 48px rgba(6,52,46,.32);
  border:1px solid rgba(255,255,255,.28);
}
.hero-figure img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-figure figcaption{
  background:rgba(6,52,46,.55);
  color:rgba(255,255,255,.92);
  font-size:13px;
  padding:12px 18px;
}

/* ============ 快捷徽章条 ============ */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  margin-top:-34px;
  position:relative;
  z-index:5;
}
.stat-card{
  background:#fff;
  border-radius:var(--r-md);
  padding:22px 24px;
  box-shadow:var(--shadow);
  display:flex;
  align-items:center;
  gap:16px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.stat-icon{
  width:46px;height:46px;flex-shrink:0;
  border-radius:14px;
  background:var(--soft);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
}
.stat-num{
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:26px;
  font-weight:700;
  color:var(--brand);
  line-height:1.1;
}
.stat-num small{font-size:14px;font-weight:600;margin-left:2px;}
.stat-card p{margin:2px 0 0;font-size:13px;color:var(--muted);line-height:1.5;}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-left:0;}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;
  top:14px;
  bottom:34px;
  width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,var(--brand-3) 70%,rgba(47,183,156,.15) 100%);
  opacity:.35;
  border-radius:2px;
}
.tl-item{position:relative;padding-left:76px;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-index{
  position:absolute;
  left:0;top:6px;
  width:48px;height:48px;
  border-radius:50%;
  background:var(--grad);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-num);
  font-variant-numeric:tabular-nums;
  font-size:16px;
  font-weight:700;
  box-shadow:0 8px 18px rgba(11,110,99,.24);
  border:3px solid #fff;
}
.tl-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:26px 28px;
  box-shadow:var(--shadow);
  border:1px solid var(--line);
  display:grid;
  grid-template-columns:minmax(0,1fr) 168px;
  gap:26px;
  align-items:center;
  transition:transform .2s ease,box-shadow .2s ease;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.tl-card h3{font-size:20px;margin-bottom:10px;}
.tl-card p{color:var(--muted);font-size:15px;margin-bottom:12px;}
.tl-thumb{
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--soft);
}
.tl-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.tick-list li{
  position:relative;
  padding-left:24px;
  font-size:14px;
  color:var(--ink);
  line-height:1.75;
  margin-bottom:6px;
}
.tick-list li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  left:0;top:2px;
  font-size:12px;
  color:var(--brand-3);
}
.tl-note{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--brand);
  background:var(--soft);
  border-radius:10px;
  padding:8px 14px;
  margin-top:4px;
}

/* ============ 清单卡 ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.info-card{
  background:#fff;
  border-radius:var(--r-lg);
  padding:26px;
  box-shadow:var(--shadow);
  border:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.info-card .ic-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.info-card .ic-icon{
  width:44px;height:44px;border-radius:13px;
  background:var(--soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.info-card h3{font-size:18px;}
.info-card p{font-size:14px;color:var(--muted);margin:0;}
.info-card ul{margin-top:2px;}
.info-card ul li{
  font-size:14px;
  color:var(--muted);
  padding-left:18px;
  position:relative;
  line-height:1.7;
}
.info-card ul li::before{
  content:"";
  position:absolute;left:2px;top:11px;
  width:6px;height:6px;border-radius:50%;
  background:var(--brand-3);
}

/* ============ 交叉推荐 ============ */
.cross-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.cross-card{
  position:relative;
  background:#fff;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid var(--line);
  display:flex;
  flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.cross-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.cross-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--soft);}
.cross-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.cross-body h3{font-size:18px;}
.cross-body p{font-size:14px;color:var(--muted);margin:0;flex:1;}
.cross-card .badge{align-self:flex-start;}

/* ============ FAQ ============ */
.faq-wrap{max-width:840px;margin:0 auto;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item:hover{border-color:rgba(11,110,99,.35);box-shadow:var(--shadow);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  background:transparent;
  border:none;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  font-family:var(--font-cn);
  line-height:1.6;
}
.faq-q .faq-sign{
  width:28px;height:28px;flex-shrink:0;
  border-radius:50%;
  background:var(--soft);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item.is-open .faq-sign{background:var(--grad);color:#fff;transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 24px 22px;
  margin:0 24px 0 0;
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
}
.faq-item.is-open .faq-a{max-height:420px;}

/* ============ CTA ============ */
.cta-band{
  background:var(--grad);
  border-radius:24px;
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  color:#fff;
  position:relative;
  overflow:hidden;
  box-shadow:0 18px 40px rgba(11,110,99,.22);
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-60px;top:-60px;
  width:220px;height:220px;
  border-radius:50%;
  background:rgba(255,255,255,.09);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,28px);margin-bottom:8px;}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;margin:0;max-width:640px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0;}

/* ============ 页脚 ============ */
.site-footer{background:#0F1E1C;color:#C8D4D1;margin-top:20px;padding-top:64px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:36px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.f-brand strong{color:#fff;font-size:16px;}
.site-footer p{font-size:14px;color:#9FB0AD;line-height:1.8;margin:0;max-width:340px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600;}
.f-links li{margin-bottom:10px;}
.f-links a{color:#9FB0AD;font-size:14px;transition:color .2s ease,border-color .2s ease;}
.f-links a:hover{color:#fff;border-bottom:1px solid var(--brand-3);}
.f-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#9FB0AD;line-height:1.7;}
.f-contact i{color:var(--brand-3);margin-top:5px;font-size:13px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 0 30px;
  font-size:13px;
  color:#8291 8E;
  color:#82918E;
  flex-wrap:wrap;
}
.to-top{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#C8D4D1;
  font-size:13px;
  transition:color .2s ease;
}
.to-top:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:991px){
  .container{padding:0 18px;}
  .search-wrap{max-width:none;}
  .hot-words{display:none;}
  .brand-actions{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .nav-row{
    position:fixed;
    inset:0;
    z-index:120;
    display:block;
    height:100%;
    background:#fff;
    padding:84px 24px 28px;
    transform:translateX(100%);
    transition:transform .3s ease;
    overflow-y:auto;
    border-top:none;
  }
  .nav-row.is-open{transform:translateX(0);}
  .nav-row .nav-link{
    display:flex;
    height:auto;
    padding:15px 4px;
    font-size:17px;
    border-bottom:1px solid var(--line);
  }
  .nav-row .nav-link::after{display:none;}
  .nav-row .nav-link.active{color:var(--brand);}
  .trend-menu{display:none;}
  .drawer-extra{display:block;margin-top:26px;}
  .drawer-extra h4{font-size:14px;color:var(--muted);margin-bottom:14px;font-weight:600;}
  .drawer-account{
    position:sticky;
    bottom:0;
    display:flex;
    gap:12px;
    padding-top:22px;
    margin-top:26px;
    background:#fff;
  }
  .drawer-account .btn{flex:1;}
  .hero-grid{grid-template-columns:1fr;gap:32px;padding:56px 0 48px;}
  .hero-figure{order:-1;}
  .stat-strip{grid-template-columns:1fr;margin-top:-28px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cross-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section{padding:64px 0;}
  .section--tight{padding:48px 0;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 28px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
}

@media (max-width:767px){
  .timeline::before{left:19px;top:10px;}
  .tl-item{padding-left:58px;}
  .tl-index{width:40px;height:40px;font-size:14px;border-width:3px;}
  .tl-card{grid-template-columns:1fr;gap:18px;padding:22px;}
  .tl-thumb{order:-1;}
  .tl-thumb img{aspect-ratio:16/9;}
  .brand-text span{display:none;}
}

@media (max-width:575px){
  .container{padding:0 16px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:26px;}
  .card-grid{grid-template-columns:1fr;}
  .cross-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .cta-band{padding:28px 22px;border-radius:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
  .brand{flex-shrink:1;}
  .brand-text strong{font-size:15px;}
}

/* roulang page: category4 */
:root{
  --brand:#0B6E63;
  --brand-2:#12907F;
  --brand-3:#2FB79C;
  --grad:linear-gradient(135deg,#0B6E63 0%,#12907F 58%,#2FB79C 100%);
  --accent:#FF7A3D;
  --ink:#14201F;
  --muted:#5B6B68;
  --line:#E3E8E6;
  --bg:#F6F8F7;
  --card:#FFFFFF;
  --soft:#E7F4F1;
  --danger:#D9534F;
  --r-lg:20px;
  --r-md:16px;
  --r-img:14px;
  --r-form:12px;
  --sh:0 6px 20px rgba(11,110,99,.07);
  --sh-hover:0 14px 32px rgba(11,110,99,.14);
  --container:1200px;
  --num-font:"Barlow","DIN Alternate",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--brand-2);}
p a,.body-text a{border-bottom:1px dashed var(--brand);}
p a:hover,.body-text a:hover{border-bottom-style:solid;}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.3;font-weight:700;color:var(--ink);}
h1{font-size:clamp(30px,4.2vw,46px);line-height:1.2;}
h2{font-size:clamp(24px,3vw,30px);}
h3{font-size:20px;font-weight:600;}
h4{font-size:16px;font-weight:600;}
p{margin:0 0 16px;}
ul,ol{margin:0 0 16px;padding-left:20px;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(11,110,99,.30);outline-offset:2px;border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.narrow{max-width:860px;}

/* Foundation 覆盖 */
.row{max-width:none;margin-left:-12px;margin-right:-12px;display:flex;flex-wrap:wrap;}
.row .column,.row .columns{float:none;padding-left:12px;padding-right:12px;}
.button,.btn{
  -webkit-appearance:none;appearance:none;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 28px;border-radius:999px;
  background:var(--grad);color:#fff;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease,background-color .2s ease,color .2s ease;
  box-shadow:0 6px 18px rgba(11,110,99,.18);
  text-decoration:none;
}
.button:hover,.btn:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);color:#fff;filter:saturate(1.08);}
.button:active,.btn:active{transform:translateY(1px);}
.btn--outline,.button.hollow{
  background:#fff;color:var(--brand);border:1.5px solid var(--brand);box-shadow:none;
}
.btn--outline:hover,.button.hollow:hover{background:var(--soft);color:var(--brand);}
.btn--ghost{background:transparent;color:var(--brand);border:1.5px solid var(--line);box-shadow:none;}
.btn--ghost:hover{background:var(--soft);border-color:var(--brand);color:var(--brand);}
.btn--white{background:#fff;color:var(--brand);box-shadow:0 8px 20px rgba(6,60,54,.18);}
.btn--white:hover{background:#F2FBF8;color:var(--brand);}
.btn--sm{padding:10px 18px;font-size:14px;}
.btn--lg{padding:16px 32px;font-size:16px;}
.btn--block{width:100%;}
.label,.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:25px;padding:0 12px;border-radius:999px;
  background:var(--soft);color:var(--brand);
  font-size:13px;font-weight:600;line-height:1;
}
.badge--accent{background:var(--accent);color:#fff;}
.badge--line{background:#fff;border:1px solid var(--line);color:var(--muted);}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--muted);font-size:14px;
  transition:all .2s ease;
}
.tag:hover{color:var(--brand);border-color:var(--brand);background:var(--soft);}
.callout{
  background:#fff;border:0;border-left:4px solid var(--brand);
  border-radius:12px;padding:18px 22px;color:var(--ink);box-shadow:none;
}
.callout p:last-child{margin-bottom:0;}
table{border-collapse:collapse;width:100%;}
.accordion{border:0;background:transparent;}
.accordion-title{border:0;background:transparent;}
.menu{background:transparent;}
.menu a{color:var(--ink);}
.top-bar{background:var(--brand);}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.94);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background-color .25s ease;
}
.site-header.is-scrolled{background:#fff;box-shadow:0 4px 18px rgba(20,32,31,.08);}
.brand-row{display:flex;align-items:center;gap:20px;height:64px;transition:height .25s ease;}
.site-header.is-scrolled .brand-row{height:52px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--ink);}
.logo-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:18px;font-weight:700;
  box-shadow:0 6px 16px rgba(11,110,99,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:16px;font-weight:700;letter-spacing:.2px;}
.brand-text span{font-size:12px;color:var(--muted);}
.search-wrap{
  position:relative;flex:1 1 auto;max-width:420px;display:flex;align-items:center;
}
.search-wrap i{position:absolute;left:16px;color:var(--muted);font-size:14px;}
.search-wrap input{
  width:100%;height:44px;padding:0 18px 0 40px;border-radius:999px;
  border:1px solid var(--line);background:#F9FBFA;color:var(--ink);font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.search-wrap input::placeholder{color:#93A19E;}
.search-wrap input:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(11,110,99,.18);}
.hot-words{font-size:14px;font-weight:600;color:var(--brand);white-space:nowrap;}
.brand-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);align-items:center;justify-content:center;font-size:15px;
}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--brand);align-items:center;justify-content:center;font-size:16px;
}
.nav-row{
  display:flex;align-items:center;gap:4px;height:46px;
  border-top:1px solid var(--line);overflow:visible;
}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:46px;
  padding:0 13px;color:var(--muted);font-size:15px;font-weight:500;white-space:nowrap;
  transition:color .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:0;height:3px;
  border-radius:3px 3px 0 0;background:var(--brand);
}
.trend-menu{margin-left:auto;position:relative;}
.trend-toggle{
  display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 14px;
  border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--muted);
  font-size:14px;cursor:pointer;transition:all .2s ease;
}
.trend-toggle:hover{color:var(--brand);border-color:var(--brand);background:var(--soft);}
.trend-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:340px;
  background:#fff;border-radius:var(--r-md);box-shadow:0 16px 40px rgba(20,32,31,.14);
  border:1px solid var(--line);padding:18px;display:none;z-index:120;
}
.trend-menu.is-open .trend-panel{display:block;}
.trend-panel h4{font-size:14px;color:var(--muted);font-weight:600;margin-bottom:12px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud .tag{height:30px;font-size:13px;}

/* 移动抽屉 */
.drawer{
  display:none;position:fixed;inset:0;z-index:200;background:#fff;
  flex-direction:column;padding:0;
}
.drawer.is-open{display:flex;}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border-bottom:1px solid var(--line);
}
.drawer-head .brand-text strong{font-size:15px;}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);}
.drawer-body{flex:1 1 auto;overflow-y:auto;padding:18px;}
.drawer-group{margin-bottom:26px;}
.drawer-group h4{font-size:13px;color:var(--muted);letter-spacing:1px;margin-bottom:10px;}
.drawer-group a{
  display:block;padding:12px 14px;border-radius:12px;color:var(--ink);font-weight:500;
  background:#F9FBFA;margin-bottom:8px;
}
.drawer-group a.active{background:var(--soft);color:var(--brand);font-weight:700;}
.drawer-foot{
  padding:16px 18px;border-top:1px solid var(--line);display:flex;gap:10px;
  background:#fff;
}

/* Hero */
.hero{
  background:linear-gradient(180deg,#FFFFFF 0%,#F1F7F5 100%);
  padding:44px 0 72px;
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:26px;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand);}
.crumbs span{color:#A9B5B2;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center;}
.hero-sub{font-size:17px;color:var(--muted);max-width:44ch;margin:18px 0 26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
.hero-stats{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:14px;}
.hero-stats li{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:14px 20px;min-width:132px;box-shadow:var(--sh);
}
.hero-stats .num{font-family:var(--num-font);font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;color:var(--brand);}
.hero-stats .unit{font-size:14px;color:var(--brand);margin-left:2px;}
.hero-stats em{display:block;font-style:normal;font-size:13px;color:var(--muted);margin-top:2px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  box-shadow:0 18px 44px rgba(11,110,99,.16);
}
.hero-media::after{
  content:"";position:absolute;inset:12px;border:1px solid rgba(255,255,255,.5);
  border-radius:var(--r-lg);pointer-events:none;
}

/* 板块 */
.section{padding:80px 0;}
.section--tight{padding:56px 0;}
.section--soft{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:1.5px;margin-bottom:12px;
}
.section-head p{color:var(--muted);margin-bottom:0;}

/* 交替图文 */
.alt-rows{display:flex;flex-direction:column;gap:36px;}
.alt-row{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--sh);transition:box-shadow .25s ease,transform .25s ease;
}
.alt-row:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);}
.alt-row:nth-child(even) .alt-media{order:2;}
.alt-row:nth-child(even) .alt-body{order:1;}
.alt-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.alt-body h3{margin-top:14px;}
.alt-body p{color:var(--muted);}
.check-list{list-style:none;padding:0;margin:0;}
.check-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink);
  padding:8px 0;border-bottom:1px dashed var(--line);
}
.check-list li:last-child{border-bottom:0;}
.check-list i{color:var(--brand);margin-top:6px;font-size:13px;}

/* 指标卡 / 清单卡 */
.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:36px;}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh);
}
.stat-card .num{font-family:var(--num-font);font-variant-numeric:tabular-nums;font-size:30px;font-weight:700;color:var(--brand);}
.stat-card h4{margin:8px 0 6px;font-size:16px;}
.stat-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.7;}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;height:100%;box-shadow:var(--sh);
  transition:box-shadow .25s ease,transform .25s ease;
  display:flex;flex-direction:column;
}
.card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);}
.card .card-icon{
  width:44px;height:44px;border-radius:14px;background:var(--soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:16px;
}
.card h3{font-size:18px;margin-bottom:10px;}
.card p{font-size:15px;color:var(--muted);margin-bottom:16px;}
.card .card-meta{margin-top:auto;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;}

/* 入口卡 */
.entry-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;height:100%;box-shadow:var(--sh);
  transition:box-shadow .25s ease,transform .25s ease;
}
.entry-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px);}
.entry-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0;}
.entry-card-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1 1 auto;}
.entry-card-body h3{font-size:18px;margin-bottom:10px;}
.entry-card-body p{font-size:14.5px;color:var(--muted);margin-bottom:16px;}
.text-link{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;margin-top:auto;}
.text-link i{transition:transform .2s ease;}
.text-link:hover i{transform:translateX(4px);}

/* FAQ */
.faq{border-radius:var(--r-md);}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;cursor:pointer;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-q i{color:var(--brand);font-size:14px;transition:transform .25s ease;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .3s ease;
  background:var(--bg);
}
.faq-a p{padding:0 24px 20px;margin:0;color:var(--muted);font-size:15px;}

/* 标签云板块 */
.tag-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh);
}
.tag-block h2{font-size:22px;margin-bottom:8px;}
.tag-block p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}
.tag-cloud--lg .tag{height:36px;padding:0 18px;font-size:14.5px;}

/* CTA */
.cta-band{
  background:var(--grad);border-radius:24px;padding:40px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 20px 44px rgba(11,110,99,.22);
}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.86);margin:0;max-width:56ch;font-size:15px;}
.cta-band .btn--white{padding:16px 32px;flex:0 0 auto;}

/* Footer */
.site-footer{background:#0F1C1A;color:#C7D3D0;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.site-footer p{color:#9FAFAB;font-size:14px;line-height:1.8;}
.f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:#fff;}
.f-brand strong{font-size:16px;color:#fff;}
.f-links{list-style:none;padding:0;margin:0;}
.f-links li{margin-bottom:10px;font-size:14px;}
.f-links a{color:#C7D3D0;border-bottom:1px solid transparent;padding-bottom:2px;}
.f-links a:hover{color:#fff;border-bottom-color:var(--brand-3);}
.f-contact li{display:flex;gap:10px;align-items:flex-start;color:#9FAFAB;font-size:14px;margin-bottom:12px;}
.f-contact i{color:var(--brand-3);margin-top:5px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8B9B97;
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:#C7D3D0;}
.to-top:hover{color:#fff;}

/* 响应式 */
@media (max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media{order:-1;}
  .hero-media img{aspect-ratio:16/9;}
  .stat-cards{grid-template-columns:repeat(2,1fr);}
  .alt-row{grid-template-columns:1fr;gap:24px;}
  .alt-row:nth-child(even) .alt-media{order:0;}
  .alt-row:nth-child(even) .alt-body{order:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .section{padding:52px 0;}
  .hero{padding:28px 0 52px;}
  .search-wrap{max-width:none;}
  .brand-text span{display:none;}
  .alt-row{padding:20px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 24px;}
  .cta-band .btn--white{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:575.98px){
  .search-wrap,.hot-words,.brand-actions{display:none;}
  .nav-row{display:none;}
  .icon-btn,.nav-toggle{display:flex;}
  .brand-row{gap:12px;justify-content:space-between;}
  .hero-stats{gap:10px;}
  .hero-stats li{flex:1 1 calc(50% - 6px);min-width:0;padding:12px 14px;}
  .stat-cards{grid-template-columns:1fr;}
  .tag-block{padding:22px;}
  .faq-q{padding:16px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 18px;}
}