/* roulang page: index */
:root{
  --brand:#0E9F86;
  --brand-dark:#0A7A67;
  --brand-soft:rgba(14,159,134,.08);
  --brand-line:rgba(14,159,134,.30);
  --accent:#FF7A3D;
  --ink:#101820;
  --ink-2:#1F2933;
  --body:#4A555F;
  --muted:#8A949C;
  --bg:#F5F6F3;
  --surface:#FFFFFF;
  --line:#E3E7E4;
  --line-strong:#CFD6D2;
  --r-card:16px;
  --r-sm:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,24,32,.04), 0 10px 30px rgba(16,24,32,.06);
  --sh-2:0 2px 6px rgba(16,24,32,.06), 0 16px 40px rgba(16,24,32,.10);
  --pad-y:96px;
  --gutter:24px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--body);
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--brand-dark);}
h1,h2,h3,h4{color:var(--ink-2);margin:0;letter-spacing:.01em;}
h1{font-size:42px;font-weight:800;line-height:1.25;}
h2{font-size:30px;font-weight:700;line-height:1.35;}
h3{font-size:21px;font-weight:600;line-height:1.5;}
p{margin:0 0 1.2em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid rgba(14,159,134,.45);outline-offset:2px;border-radius:6px;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(16,24,32,.07);}
.nav-main{
  display:flex;align-items:center;gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-dark) 100%);
  color:#fff;font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:-.02em;flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:800;color:var(--ink-2);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.08em;}
.brand:hover .brand-name{color:var(--brand);}
.nav-search{flex:1 1 auto;max-width:480px;position:relative;}
.search-shell{
  display:flex;align-items:center;
  background:#fff;border:1px solid var(--line-strong);
  border-radius:var(--r-pill);
  padding:4px 4px 4px 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-shell:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(14,159,134,.12);
}
.search-shell i{color:var(--muted);font-size:15px;margin-right:10px;}
.search-shell input{
  border:0;outline:none;background:transparent;flex:1 1 auto;
  height:38px;color:var(--ink-2);min-width:0;
}
.search-shell input::placeholder{color:var(--muted);}
.search-btn{
  border:0;background:var(--brand);color:#fff;font-weight:600;
  border-radius:var(--r-pill);padding:9px 20px;font-size:14px;
  white-space:nowrap;transition:background .2s ease,transform .2s ease;
}
.search-btn:hover{background:var(--brand-dark);transform:translateY(-1px);}
.nav-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto;}
.nav-link-soft{font-size:15px;color:var(--body);font-weight:500;}
.nav-link-soft:hover{color:var(--brand);}
.btn-primary-solid{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand);color:#fff;border:1px solid var(--brand);
  border-radius:var(--r-btn);padding:10px 20px;font-size:15px;font-weight:600;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary-solid:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(14,159,134,.24);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--ink-2);border:1px solid var(--line-strong);
  border-radius:var(--r-btn);padding:10px 20px;font-size:15px;font-weight:600;
  transition:border-color .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.nav-burger{
  display:none;border:1px solid var(--line-strong);background:#fff;
  border-radius:10px;width:42px;height:42px;color:var(--ink-2);
}
.nav-pills-row{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:0 0 12px;
}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  border:1px solid var(--line-strong);background:#fff;color:var(--body);
  border-radius:var(--r-pill);padding:7px 16px;font-size:14px;font-weight:500;
  transition:all .2s ease;
}
.pill:hover{border-color:var(--brand);color:var(--brand);}
.pill.active{background:var(--brand);border-color:var(--brand);color:#fff;}
.pill.active:hover{color:#fff;}
.mobile-panel{display:none;}
@media (max-width:991.98px){
  .nav-search,.nav-actions .nav-link-soft,.nav-actions .btn-primary-solid{display:none;}
  .nav-burger{display:inline-flex;align-items:center;justify-content:center;}
  .nav-main{gap:12px;justify-content:space-between;}
  .nav-pills-row{display:none;}
  .mobile-panel{display:block;border-top:1px solid var(--line);padding:18px 0 22px;background:#fff;}
  .mobile-panel .search-shell{margin-bottom:16px;}
  .mobile-panel ul{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;}
  .mobile-panel ul a{display:block;padding:11px 4px;font-size:16px;color:var(--ink-2);border-bottom:1px solid var(--line);}
  .mobile-panel ul a.active{color:var(--brand);font-weight:700;}
}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);
  padding:76px 0 84px;
  position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;opacity:.55;pointer-events:none;
}
.hero .container{position:relative;}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-soft);color:var(--brand-dark);
  border-radius:var(--r-pill);padding:7px 16px;font-size:13px;font-weight:600;
  margin-bottom:22px;
}
.hero h1{margin-bottom:20px;}
.hero h1 .hl{color:var(--brand);}
.hero-lead{font-size:17px;color:var(--body);max-width:560px;margin-bottom:30px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-quick{display:flex;flex-wrap:wrap;gap:10px;}
.hero-quick a{
  font-size:14px;color:var(--body);background:#fff;
  border:1px solid var(--line);border-radius:var(--r-pill);
  padding:7px 15px;transition:all .2s ease;
}
.hero-quick a:hover{border-color:var(--brand-line);color:var(--brand);transform:translateY(-1px);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:20px;box-shadow:var(--sh-2);
}
.hero-badge{
  position:absolute;left:-18px;bottom:26px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:14px 18px;box-shadow:var(--sh-2);min-width:158px;
}
.hero-badge .num{font-size:26px;font-weight:800;color:var(--accent);line-height:1.2;}
.hero-badge .lbl{font-size:13px;color:var(--muted);}
.hero-badge::before{
  content:"";position:absolute;left:18px;top:-7px;width:14px;height:14px;
  background:var(--brand);border-radius:4px;
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--pad-y) 0;}
.section-alt{background:#fff;}
.section-head{max-width:720px;margin-bottom:52px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.08em;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--brand);}
.section-head p{margin-top:14px;font-size:16px;color:var(--body);}

/* ---------- 功能分组（非对称） ---------- */
.feature-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;}
.feature-sticky{position:sticky;top:140px;}
.feature-sticky h2{margin-bottom:16px;}
.feature-sticky p{color:var(--body);}
.feature-stat{
  margin-top:26px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;gap:32px;
}
.feature-stat div span{display:block;font-size:26px;font-weight:800;color:var(--ink-2);}
.feature-stat div small{font-size:13px;color:var(--muted);}
.feature-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gutter);}
.f-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.f-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand-line);}
.f-card.wide{grid-column:span 2;}
.f-ico{
  width:44px;height:44px;border-radius:12px;background:var(--brand-soft);
  color:var(--brand);display:flex;align-items:center;justify-content:center;
  font-size:18px;margin-bottom:18px;
}
.f-card h3{margin-bottom:10px;font-size:19px;}
.f-card p{font-size:15px;color:var(--body);}
.f-list{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);display:grid;gap:8px;}
.f-list li{font-size:14px;color:var(--body);display:flex;gap:9px;align-items:flex-start;}
.f-list li i{color:var(--brand);font-size:12px;margin-top:7px;}

/* ---------- 场景流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gutter);position:relative;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);position:relative;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand-line);}
.step-no{
  width:34px;height:34px;border-radius:9px;background:var(--ink);color:#fff;
  font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
}
.step h3{font-size:18px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--body);}
.step::after{
  content:"";position:absolute;right:-14px;top:44px;width:14px;height:1px;
  background:var(--line-strong);
}
.step:last-child::after{display:none;}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:var(--gutter);}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.case-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand-line);}
.case-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.case-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.case-metric{font-size:24px;font-weight:800;color:var(--accent);line-height:1.2;}
.case-card h3{font-size:18px;}
.case-card p{font-size:14px;color:var(--body);}
.case-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);}

/* ---------- 价格 ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gutter);align-items:stretch;}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 28px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  position:relative;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.price-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.price-card.featured{
  border-top:4px solid var(--brand);
  transform:translateY(-6px) scale(1.015);
  box-shadow:var(--sh-2);
}
.price-card.featured:hover{transform:translateY(-8px) scale(1.015);}
.price-flag{
  position:absolute;right:22px;top:18px;
  background:var(--accent);color:#fff;font-size:12px;font-weight:700;
  border-radius:var(--r-pill);padding:4px 12px;
}
.price-name{font-size:16px;font-weight:700;color:var(--ink-2);}
.price-desc{font-size:14px;color:var(--muted);margin-top:6px;}
.price-num{margin:20px 0 4px;display:flex;align-items:baseline;gap:6px;}
.price-num .cur{font-size:18px;font-weight:700;color:var(--ink-2);}
.price-num .val{font-size:38px;font-weight:800;color:var(--ink-2);line-height:1;}
.price-num .unit{font-size:14px;color:var(--muted);}
.price-line{height:1px;background:var(--line);margin:22px 0;}
.price-feats{display:grid;gap:11px;margin-bottom:26px;}
.price-feats li{font-size:14.5px;color:var(--body);display:flex;gap:10px;align-items:flex-start;}
.price-feats li i{color:var(--brand);font-size:13px;margin-top:7px;}
.price-card .btn-primary-solid,.price-card .btn-ghost{width:100%;justify-content:center;}
.price-note{margin-top:26px;font-size:13.5px;color:var(--muted);text-align:center;}

/* ---------- 资讯列表 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:44px;}
.news-head h2{margin-bottom:10px;}
.news-head p{font-size:15px;color:var(--body);max-width:640px;}
.news-more{font-size:15px;font-weight:600;white-space:nowrap;display:inline-flex;align-items:center;gap:7px;}
.news-more:hover i{transform:translateX(3px);}
.news-more i{transition:transform .2s ease;}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;height:100%;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand-line);}
.news-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.badge-soft{
  background:var(--brand-soft);color:var(--brand-dark);
  border-radius:var(--r-pill);padding:3px 12px;font-size:12.5px;font-weight:600;
}
.news-top time{font-size:13px;color:var(--muted);}
.news-card h3{font-size:17.5px;line-height:1.5;}
.news-card h3 a{color:var(--ink-2);}
.news-card h3 a:hover{color:var(--brand);}
.news-card p{font-size:14.5px;color:var(--body);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.empty-state{
  background:#fff;border:1px dashed var(--line-strong);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--muted);margin-bottom:16px;display:block;}
.empty-state p{color:var(--muted);margin-bottom:20px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item.open{border-color:var(--brand-line);box-shadow:var(--sh-1);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;
  padding:20px 22px;font-size:16.5px;font-weight:600;color:var(--ink-2);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  cursor:pointer;
}
.faq-q i{color:var(--muted);font-size:14px;transition:transform .25s ease;}
.faq-item.open .faq-q i{transform:rotate(45deg);color:var(--brand);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-item.open .faq-a{max-height:420px;}
.faq-a-inner{
  padding:0 22px 22px 22px;border-left:3px solid var(--brand);
  margin-left:22px;padding-left:18px;font-size:15.5px;color:var(--body);
}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:var(--ink);color:#fff;position:relative;overflow:hidden;
  padding:78px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:56px 56px;
}
.cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;font-size:28px;margin-bottom:12px;}
.cta-inner p{color:rgba(255,255,255,.72);max-width:560px;margin:0;}
.cta-band .btn-primary-solid{background:var(--brand);border-color:var(--brand);padding:14px 30px;font-size:16px;}
.cta-band .btn-primary-solid:hover{background:#12b096;border-color:#12b096;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .brand-mark{width:36px;height:36px;font-size:13px;}
.footer-brand span{color:#fff;font-size:17px;font-weight:800;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);}
.footer-col h4{color:#fff;font-size:15.5px;font-weight:700;margin-bottom:18px;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:#fff;}
.footer-contact li{display:flex;gap:10px;font-size:14px;margin-bottom:12px;color:rgba(255,255,255,.66);}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;font-size:13.5px;color:rgba(255,255,255,.5);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  h1{font-size:38px;}
  .hero-grid{gap:40px;}
  .feature-layout{gap:36px;}
}
@media (max-width:991.98px){
  :root{--pad-y:68px;}
  h1{font-size:32px;}
  h2{font-size:26px;}
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-visual img{aspect-ratio:16/10;}
  .hero-badge{left:16px;bottom:16px;}
  .feature-layout{grid-template-columns:1fr;}
  .feature-sticky{position:static;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step::after{display:none;}
  .case-grid{grid-template-columns:1fr 1fr;}
  .case-card:first-child{grid-column:span 2;}
  .price-grid{grid-template-columns:1fr;}
  .price-card.featured{transform:none;}
  .price-card.featured:hover{transform:translateY(-2px);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .news-head{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767.98px){
  :root{--pad-y:58px;}
  h1{font-size:28px;line-height:1.32;}
  h2{font-size:23px;}
  .hero-lead{font-size:16px;}
  .section-head{margin-bottom:34px;}
  .feature-cards{grid-template-columns:1fr;}
  .f-card.wide{grid-column:span 1;}
  .steps{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .case-card:first-child{grid-column:span 1;}
  .cta-inner h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .brand-sub{display:none;}
  .brand-name{font-size:16px;}
  .hero-cta .btn-primary-solid,.hero-cta .btn-ghost{width:100%;justify-content:center;}
  .news-card{padding:20px;}
  .price-card{padding:24px 20px;}
}

/* roulang page: category1 */
:root{
  --brand:#0E9F86;
  --brand-dark:#0A7A67;
  --accent:#FF7A3D;
  --ink:#101820;
  --ink-2:#1F2933;
  --body:#4A555F;
  --muted:#8A949C;
  --bg:#F5F6F3;
  --surface:#FFFFFF;
  --line:#E3E7E4;
  --line-strong:#CFD6D2;
  --r-lg:16px;
  --r-md:12px;
  --r-btn:10px;
  --shadow-sm:0 1px 2px rgba(16,24,32,.04),0 10px 30px rgba(16,24,32,.06);
  --shadow-md:0 2px 6px rgba(16,24,32,.06),0 16px 38px rgba(16,24,32,.10);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:.01em;
  color:var(--body);background:var(--bg);
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4{margin:0 0 .6em;color:var(--ink-2);font-weight:700;}
h1{font-size:42px;line-height:1.25;font-weight:800;letter-spacing:0;}
h2{font-size:30px;line-height:1.35;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{margin:0 0 1.15em;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--brand-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid rgba(14,159,134,.45);outline-offset:2px;border-radius:6px;
}
img{max-width:100%;display:block;}
button{font-family:inherit;}
ul{list-style:none;margin:0;padding:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1320px;}}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;letter-spacing:.08em;
  color:var(--brand);background:rgba(14,159,134,.08);
  border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head p{margin-bottom:0;font-size:16.5px;color:var(--body);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 8px 26px rgba(16,24,32,.08);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink-2);}
.brand:hover{color:var(--ink-2);}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand);color:#fff;font-size:15px;font-weight:800;
  letter-spacing:.02em;border-radius:10px;padding:6px 10px;line-height:1.2;
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink-2);white-space:nowrap;}
.search-box{
  flex:1 1 auto;max-width:470px;margin:0 auto;
  display:flex;align-items:center;gap:10px;
  background:var(--bg);border:1px solid var(--line);
  border-radius:999px;padding:4px 4px 4px 18px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.search-box:focus-within{
  background:#fff;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(14,159,134,.14);
}
.search-box > i{color:var(--muted);font-size:15px;}
.search-box input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  height:40px;font-size:15px;color:var(--ink-2);
}
.search-box input::placeholder{color:var(--muted);}
.search-box button{
  border:0;background:var(--brand);color:#fff;border-radius:999px;
  padding:9px 20px;font-size:14.5px;font-weight:600;cursor:pointer;
  transition:background .2s ease,transform .2s ease;
}
.search-box button:hover{background:var(--brand-dark);transform:translateY(-1px);}
.header-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--brand);color:#fff;border:1px solid var(--brand);
  border-radius:var(--r-btn);padding:11px 22px;font-size:15px;font-weight:600;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-brand:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(14,159,134,.24);}
.btn-brand.sm{padding:9px 18px;font-size:14.5px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:#fff;color:var(--ink-2);border:1px solid var(--line-strong);
  border-radius:var(--r-btn);padding:11px 22px;font-size:15px;font-weight:600;
  transition:border-color .2s ease,color .2s ease,transform .2s ease,background .2s ease;
}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.btn-ghost.on-dark{background:transparent;color:#fff;border-color:rgba(255,255,255,.4);}
.btn-ghost.on-dark:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08);}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--body);font-size:14.5px;font-weight:500;
}
.text-link:hover{color:var(--brand);}
.text-link i{font-size:12px;transition:transform .2s ease;}
.text-link:hover i{transform:translateX(3px);}
.icon-btn{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  cursor:pointer;transition:border-color .2s ease,color .2s ease;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);}
.nav-pills-wrap{padding:0 0 14px;}
.nav-pills-row{display:flex;gap:10px;flex-wrap:wrap;}
.pill{
  display:inline-flex;align-items:center;
  background:#fff;color:var(--body);border:1px solid var(--line-strong);
  border-radius:999px;padding:8px 18px;font-size:14.5px;font-weight:500;
  transition:all .2s ease;
}
.pill:hover{border-color:var(--brand);color:var(--brand);}
.pill.active{
  background:var(--brand);border-color:var(--brand);color:#fff;
  box-shadow:0 8px 18px rgba(14,159,134,.24);
}
.pill.active:hover{color:#fff;}
.mobile-search{display:none;}

/* ---------- 分类页首屏 ---------- */
.page-hero{
  position:relative;color:#fff;padding:76px 0 70px;
  background:linear-gradient(115deg,rgba(16,24,32,.94) 0%,rgba(16,24,32,.82) 46%,rgba(10,122,103,.74) 100%),
             url('/assets/images/backpic/back-1.png') center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:52px 52px;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);
  color:#fff;border-radius:999px;padding:7px 15px;font-size:13.5px;font-weight:600;
  margin-bottom:20px;
}
.page-hero h1{color:#fff;font-size:40px;margin-bottom:18px;}
.hero-sub{color:rgba(255,255,255,.84);font-size:17px;max-width:560px;margin-bottom:28px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-cta .btn-brand{background:var(--accent);border-color:var(--accent);}
.hero-cta .btn-brand:hover{background:#f06a2c;border-color:#f06a2c;box-shadow:0 10px 22px rgba(255,122,61,.3);}
.hero-points{display:flex;flex-wrap:wrap;gap:20px;}
.hero-points li{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;color:rgba(255,255,255,.86);}
.hero-points i{color:var(--accent);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:20px;border:1px solid rgba(255,255,255,.18);
  box-shadow:0 26px 60px rgba(0,0,0,.34);
}
.hero-stat{
  position:absolute;left:-18px;bottom:-20px;
  background:#fff;color:var(--ink-2);border-radius:14px;
  padding:14px 20px;box-shadow:var(--shadow-md);
  border-left:4px solid var(--accent);min-width:170px;
}
.hero-stat strong{display:block;font-size:26px;line-height:1.2;color:var(--brand);font-weight:800;}
.hero-stat span{font-size:13px;color:var(--muted);}

/* ---------- 筛选 + 内容网格 ---------- */
.list-section{padding:76px 0 88px;}
.list-layout{display:grid;grid-template-columns:266px 1fr;gap:28px;align-items:start;}
.filter-panel{
  position:sticky;top:158px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow-sm);
}
.filter-panel h2{
  font-size:17px;margin-bottom:6px;
  display:flex;align-items:center;gap:8px;
}
.filter-panel h2 i{color:var(--brand);}
.filter-hint{font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.filter-group{border-top:1px solid var(--line);padding-top:18px;margin-bottom:18px;}
.filter-group:last-of-type{margin-bottom:0;border-bottom:0;}
.filter-group > span{
  display:block;font-size:13.5px;font-weight:600;color:var(--ink-2);
  letter-spacing:.04em;margin-bottom:12px;
}
.chip{
  display:inline-flex;align-items:center;
  background:var(--bg);border:1px solid var(--line);
  color:var(--body);border-radius:999px;
  padding:7px 14px;font-size:14px;cursor:pointer;
  margin:0 8px 8px 0;transition:all .2s ease;
}
.chip:hover{border-color:var(--brand);color:var(--brand);}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;}
.filter-note{
  border-top:1px solid var(--line);margin-top:20px;padding-top:18px;
  font-size:13.5px;color:var(--muted);line-height:1.7;
}
.filter-note strong{color:var(--accent);}

.list-main .list-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:14px;margin-bottom:22px;
}
.list-bar .count{font-size:14.5px;color:var(--muted);}
.list-bar .count strong{color:var(--ink-2);font-size:17px;font-weight:700;}
.sort-row{display:flex;gap:8px;flex-wrap:wrap;}
.sort-row .chip{margin:0;}

.game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.game-card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.game-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(14,159,134,.4);}
.card-cover{position:relative;display:block;}
.card-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.badge-type{
  position:absolute;left:12px;top:12px;
  background:rgba(14,159,134,.92);color:#fff;
  border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;
}
.badge-type.alt{background:rgba(255,122,61,.94);}
.card-body{padding:20px 22px 12px;flex:1;}
.card-body h3{font-size:18px;margin-bottom:8px;}
.card-body h3 a{color:var(--ink-2);}
.card-body h3 a:hover{color:var(--brand);}
.card-body p{font-size:14.5px;color:var(--body);margin-bottom:0;line-height:1.75;}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  border-top:1px solid var(--line);padding:14px 22px;font-size:13.5px;color:var(--muted);
}
.card-foot .time{display:inline-flex;align-items:center;gap:6px;}
.card-foot .status{
  display:inline-flex;align-items:center;gap:5px;
  border-radius:999px;padding:3px 11px;font-size:12.5px;font-weight:600;
  background:rgba(14,159,134,.08);color:var(--brand);
}
.card-foot .status.warn{background:rgba(255,122,61,.12);color:#d95f22;}
.card-foot .status.gray{background:rgba(138,148,156,.12);color:var(--muted);}
.empty-state{
  display:none;text-align:center;background:var(--surface);
  border:1px dashed var(--line-strong);border-radius:var(--r-lg);
  padding:56px 24px;color:var(--muted);
}
.empty-state i{font-size:30px;color:var(--line-strong);margin-bottom:14px;display:block;}
.empty-state p{margin-bottom:16px;}

/* ---------- 服务亮点 ---------- */
.assure{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.assure-item{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.assure-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(14,159,134,.35);background:#fff;}
.assure-icon{
  width:44px;height:44px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(14,159,134,.1);color:var(--brand);font-size:18px;margin-bottom:16px;
}
.assure-item h3{font-size:18px;margin-bottom:8px;}
.assure-item p{font-size:14.5px;margin-bottom:0;}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px 24px;box-shadow:var(--shadow-sm);position:relative;
}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--brand);color:#fff;font-weight:700;font-size:15px;margin-bottom:16px;
}
.step h3{font-size:17.5px;margin-bottom:8px;}
.step p{font-size:14.5px;margin-bottom:0;}
.step::after{
  content:"";position:absolute;right:-16px;top:44px;width:8px;height:8px;
  border-right:2px solid var(--line-strong);border-bottom:2px solid var(--line-strong);
  transform:rotate(-45deg);
}
.step:last-child::after{display:none;}

/* ---------- 玩家反馈 ---------- */
.voices{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.voice-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:24px;align-items:stretch;}
.voice-card{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;display:flex;flex-direction:column;gap:14px;
}
.voice-card.feature{background:var(--ink);border-color:var(--ink);color:rgba(255,255,255,.82);}
.voice-card.feature h3,.voice-card.feature strong{color:#fff;}
.voice-card h3{font-size:19px;margin-bottom:0;}
.voice-card p{font-size:15px;margin-bottom:0;}
.voice-card .meta{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);margin-top:auto;}
.voice-card.feature .meta{color:rgba(255,255,255,.6);}
.voice-card .meta i{color:var(--accent);}
.voice-num{font-size:30px;font-weight:800;color:var(--accent);line-height:1.2;}
.voice-card.feature .voice-num{color:var(--accent);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;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 .25s ease,border-color .25s ease;
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item[open]{box-shadow:inset 3px 0 0 var(--brand),var(--shadow-sm);border-color:rgba(14,159,134,.3);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 60px 20px 26px;font-size:16.5px;font-weight:600;color:var(--ink-2);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:28px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--brand);}
.faq-item .answer{padding:0 26px 22px;font-size:15.5px;line-height:1.85;color:var(--body);}

/* ---------- 底部 CTA ---------- */
.cta-band{position:relative;background:var(--ink);color:#fff;padding:76px 0;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;}
.cta-inner h2{color:#fff;font-size:30px;margin-bottom:10px;}
.cta-inner p{color:rgba(255,255,255,.76);margin-bottom:0;font-size:16px;max-width:600px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#AFBABE;padding:66px 0 26px;font-size:14.5px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--brand);}
.footer-brand span:last-child{color:#fff;font-weight:700;font-size:16.5px;}
.site-footer p{color:#9AA5AA;margin-bottom:0;line-height:1.85;}
.site-footer h4{
  color:#fff;font-size:15.5px;font-weight:600;margin-bottom:16px;
  position:relative;padding-left:12px;
}
.site-footer h4::before{
  content:"";position:absolute;left:0;top:7px;width:3px;height:14px;
  background:var(--brand);border-radius:2px;
}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul li a{color:#AFBABE;}
.site-footer ul li a:hover{color:#fff;}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;color:#9AA5AA;line-height:1.7;}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding-top:22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13.5px;color:#7F8B90;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .game-grid{grid-template-columns:repeat(2,1fr);}
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .voice-grid{grid-template-columns:1fr 1fr;}
  .voice-card.feature{grid-column:1 / -1;}
}
@media (max-width:991px){
  h1{font-size:32px;}
  .page-hero h1{font-size:31px;}
  .search-box{display:none;}
  .header-actions .text-link{display:none;}
  .icon-btn{display:inline-flex;}
  .nav-pills-wrap{padding:0 0 16px;}
  .nav-pills-row{display:none;flex-direction:column;gap:8px;}
  body.nav-open .nav-pills-row{display:flex;}
  .pill{justify-content:center;}
  .mobile-search{
    position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-md);padding:14px 20px;
  }
  body.search-open .mobile-search{display:block;}
  .mobile-search .search-box{display:flex;max-width:none;margin:0;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-visual{order:-1;}
  .hero-stat{left:14px;bottom:-16px;}
  .list-layout{grid-template-columns:1fr;}
  .filter-panel{position:static;}
  .filter-group{display:flex;flex-wrap:wrap;align-items:center;}
  .filter-group > span{width:100%;margin-bottom:10px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step::after{display:none;}
  .section{padding:68px 0;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  h1{font-size:28px;}
  .page-hero{padding:56px 0 60px;}
  .page-hero h1{font-size:27px;}
  .hero-sub{font-size:16px;}
  h2{font-size:24px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .game-grid{grid-template-columns:1fr;gap:20px;}
  .assure-grid{grid-template-columns:1fr;}
  .voice-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-inner h2{font-size:24px;}
  .list-bar{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .brand-text{font-size:15.5px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .hero-points{flex-direction:column;gap:10px;}
  .hero-stat{position:static;margin-top:16px;display:inline-block;}
  .filter-panel{padding:20px;}
}

/* roulang page: article */
:root{
  --brand:#0E9F86;
  --brand-dark:#0A7A67;
  --brand-soft:rgba(14,159,134,.08);
  --brand-ring:rgba(14,159,134,.18);
  --accent:#FF7A3D;
  --accent-soft:rgba(255,122,61,.12);
  --ink:#101820;
  --ink-2:#1F2933;
  --body:#4A555F;
  --muted:#8A949C;
  --bg:#F5F6F3;
  --surface:#FFFFFF;
  --line:#E3E7E4;
  --line-strong:#CFD6D2;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow-sm:0 1px 2px rgba(16,24,32,.04),0 10px 30px rgba(16,24,32,.06);
  --shadow-md:0 2px 4px rgba(16,24,32,.05),0 18px 44px rgba(16,24,32,.11);
  --container:1200px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--body);
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease;}
a:hover{color:var(--brand-dark);}
img{max-width:100%;display:block;}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-2);letter-spacing:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 26px rgba(16,24,32,.09);}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;background:var(--brand);
  color:#fff;font-weight:800;font-size:15px;letter-spacing:.02em;line-height:1;
}
.logo-text{font-weight:800;font-size:18px;color:var(--ink-2);white-space:nowrap;}
.header-search{
  position:relative;display:flex;align-items:center;flex:1;max-width:470px;height:46px;
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:0 4px 0 18px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.header-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-ring);}
.header-search .fa-magnifying-glass{color:var(--muted);font-size:15px;}
.header-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;height:100%;
  padding:0 12px;font-size:15px;color:var(--ink-2);
}
.header-search input::placeholder{color:var(--muted);}
.header-search button{
  border:0;background:var(--brand);color:#fff;height:36px;padding:0 20px;
  border-radius:var(--radius-pill);font-size:14px;font-weight:600;cursor:pointer;
  transition:background .2s ease,transform .2s ease;white-space:nowrap;
}
.header-search button:hover{background:var(--brand-dark);transform:translateY(-1px);}
.header-actions{display:flex;align-items:center;gap:16px;margin-left:auto;flex-shrink:0;}
.header-link{font-size:14px;font-weight:600;color:var(--body);}
.header-link:hover{color:var(--brand);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-sm);font-weight:600;font-size:15px;
  padding:11px 24px;border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(14,159,134,.22);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-outline{background:#fff;border-color:var(--line-strong);color:var(--ink-2);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:var(--radius-pill);}
.header-tools{display:none;align-items:center;gap:8px;margin-left:auto;}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;cursor:pointer;transition:.2s;
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);}
.nav-pills-wrap{border-top:1px solid var(--line);background:#fff;}
.nav-pills-row{
  display:flex;gap:10px;align-items:center;overflow-x:auto;padding:10px 0;
  scrollbar-width:none;-ms-overflow-style:none;
}
.nav-pills-row::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;padding:7px 18px;border-radius:var(--radius-pill);
  border:1px solid var(--line-strong);color:var(--body);font-size:14px;font-weight:600;
  white-space:nowrap;transition:.2s ease;
}
.pill:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.pill.active{background:var(--brand);border-color:var(--brand);color:#fff;}
.pill.active:hover{background:var(--brand-dark);color:#fff;}

/* ===== 移动端层 ===== */
.mobile-search{
  position:fixed;top:0;left:0;right:0;z-index:130;background:#fff;
  padding:14px 16px;box-shadow:0 14px 34px rgba(16,24,32,.14);
  transform:translateY(-110%);transition:transform .28s ease;pointer-events:none;
}
.mobile-search.open{transform:translateY(0);pointer-events:auto;}
.mobile-search-form{
  display:flex;align-items:center;gap:10px;height:48px;background:var(--bg);
  border:1px solid var(--line);border-radius:var(--radius-pill);padding:0 4px 0 16px;
}
.mobile-search-form:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-ring);}
.mobile-search-form i{color:var(--muted);}
.mobile-search-form input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:15px;color:var(--ink-2);}
.mobile-search-form button{
  border:0;background:var(--brand);color:#fff;height:38px;padding:0 18px;
  border-radius:var(--radius-pill);font-size:14px;font-weight:600;cursor:pointer;
}
.mobile-menu{
  position:fixed;inset:0;z-index:120;background:rgba(16,24,32,.45);
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.mobile-menu.open{opacity:1;pointer-events:auto;}
.mobile-menu-panel{
  position:absolute;top:0;right:0;width:min(320px,86vw);height:100%;background:#fff;
  padding:26px 22px;transform:translateX(100%);transition:transform .3s ease;overflow-y:auto;
}
.mobile-menu.open .mobile-menu-panel{transform:translateX(0);}
.mobile-menu-panel h4{font-size:15px;color:var(--muted);font-weight:600;margin-bottom:14px;}
.mobile-menu-panel .menu-list a{
  display:block;padding:13px 14px;border-radius:var(--radius-md);color:var(--ink-2);
  font-weight:600;font-size:15px;border:1px solid var(--line);margin-bottom:10px;
}
.mobile-menu-panel .menu-list a.active{background:var(--brand);border-color:var(--brand);color:#fff;}
.mobile-menu-panel .menu-list a:hover{border-color:var(--brand);color:var(--brand);}
.mobile-menu-panel .menu-list a.active:hover{color:#fff;}
.mobile-menu-panel .btn{width:100%;margin-top:8px;}

/* ===== 文章头部 ===== */
.article-hero{
  position:relative;background:#101820 url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding:34px 0 84px;overflow:hidden;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:46px 46px;opacity:.7;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(16,24,32,.94) 0%,rgba(16,24,32,.78) 52%,rgba(10,122,103,.62) 100%);
}
.article-hero .container{position:relative;z-index:2;max-width:920px;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:rgba(255,255,255,.66);line-height:1.7;
}
.breadcrumb a{color:rgba(255,255,255,.82);}
.breadcrumb a:hover{color:#fff;}
.breadcrumb .sep{color:rgba(255,255,255,.34);}
.breadcrumb .current{color:rgba(255,255,255,.6);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-title{
  color:#fff;font-size:38px;font-weight:800;line-height:1.3;
  margin:20px 0 22px;letter-spacing:0;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;font-size:14px;color:rgba(255,255,255,.72);}
.meta-badge{
  display:inline-flex;align-items:center;gap:6px;background:var(--brand);color:#fff;
  padding:4px 14px;border-radius:var(--radius-pill);font-weight:600;font-size:13px;
}
.meta-item{display:inline-flex;align-items:center;gap:7px;}
.meta-item i{font-size:13px;opacity:.8;}

/* ===== 正文 ===== */
.article-wrap{position:relative;z-index:3;margin-top:-46px;padding-bottom:56px;}
.article-body{
  max-width:820px;margin:0 auto;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px 48px;box-shadow:var(--shadow-md);
  font-size:17px;line-height:1.85;color:var(--body);
}
.article-body>*:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  position:relative;font-size:26px;font-weight:700;color:var(--ink-2);
  line-height:1.4;margin:40px 0 18px;padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;
  border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:20px;font-weight:600;color:var(--ink-2);margin:28px 0 12px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.2em;list-style-position:outside;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body img{border-radius:12px;margin:18px 0;height:auto;}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;border-left:3px solid var(--accent);
  background:var(--bg);border-radius:0 12px 12px 0;color:var(--ink-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:22px 0;
  background:var(--bg);border-radius:12px;overflow:hidden;font-size:15px;
}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);}
.article-body tr:last-child td{border-bottom:0;}
.article-body th{background:rgba(14,159,134,.1);color:var(--ink-2);font-weight:700;}
.article-body code{
  background:var(--bg);border:1px solid var(--line);border-radius:6px;
  padding:2px 6px;font-size:14px;color:var(--ink-2);
}
.article-body pre{
  background:var(--bg);border:1px solid var(--line);border-radius:12px;
  padding:18px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.article-empty{
  max-width:820px;margin:0 auto;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:72px 32px;text-align:center;box-shadow:var(--shadow-md);
}
.article-empty i{font-size:40px;color:var(--line-strong);margin-bottom:18px;display:block;}
.article-empty h2{font-size:22px;font-weight:700;color:var(--ink-2);margin-bottom:10px;}
.article-empty p{color:var(--muted);margin:0 0 24px;font-size:15px;}

.article-tags{
  max-width:820px;margin:32px auto 0;padding-top:26px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
}
.tag-label{font-size:14px;color:var(--muted);font-weight:600;}
.tag{
  display:inline-block;padding:6px 16px;border-radius:var(--radius-pill);
  background:var(--brand-soft);color:var(--brand);font-size:14px;font-weight:600;
  border:1px solid transparent;transition:.2s;
}
.tag:hover{background:var(--brand);color:#fff;}

/* ===== 相关推荐 ===== */
.related{padding:20px 0 88px;}
.related-inner{max-width:1000px;margin:0 auto;}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;}
.related-head h2{font-size:26px;font-weight:700;color:var(--ink-2);}
.related-head p{margin:6px 0 0;font-size:14px;color:var(--muted);}
.related-head a{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.related-head a:hover{gap:10px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.rcard:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:rgba(14,159,134,.32);}
.rcard-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg);}
.rcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rcard:hover .rcard-media img{transform:scale(1.04);}
.rcard-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1;}
.rcard-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);margin-bottom:10px;}
.rcard-meta .cat{background:var(--brand-soft);color:var(--brand);padding:3px 10px;border-radius:var(--radius-pill);font-weight:600;}
.rcard h3{font-size:18px;font-weight:600;line-height:1.55;margin-bottom:8px;}
.rcard h3 a{color:var(--ink-2);}
.rcard h3 a:hover{color:var(--brand);}
.rcard p{font-size:14px;color:var(--body);margin:0;line-height:1.75;}

/* ===== CTA ===== */
.cta-strip{background:var(--ink);position:relative;overflow:hidden;}
.cta-strip::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta-inner{
  position:relative;z-index:2;padding:64px 0;display:flex;align-items:center;
  justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-inner h2{color:#fff;font-size:28px;font-weight:700;margin-bottom:10px;}
.cta-inner p{color:rgba(255,255,255,.66);margin:0;font-size:15px;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-actions .btn-outline{background:transparent;border-color:rgba(255,255,255,.3);color:#fff;}
.cta-actions .btn-outline:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08);}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding-top:68px;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:12px;background:var(--brand);color:#fff;font-weight:800;font-size:14px;
}
.footer-brand span:last-child{color:#fff;font-weight:800;font-size:17px;}
.footer-col h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px;}
.footer-col p{line-height:1.85;margin:0;color:rgba(255,255,255,.6);}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{color:rgba(255,255,255,.66);}
.footer-col ul a:hover{color:#fff;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;line-height:1.75;color:rgba(255,255,255,.6);}
.footer-contact i{color:var(--brand);margin-top:5px;font-size:14px;}
.footer-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:rgba(255,255,255,.45);
}

/* ===== 响应式 ===== */
@media (min-width:1400px){
  :root{--container:1320px;}
}
@media (max-width:1199.98px){
  .related-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991.98px){
  .header-search,.header-actions{display:none;}
  .header-tools{display:flex;}
  .article-title{font-size:30px;}
  .article-body{padding:34px 28px;font-size:16px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  .article-hero{padding:26px 0 76px;}
  .article-title{font-size:26px;margin:16px 0 18px;}
  .breadcrumb .current{max-width:200px;}
  .article-wrap{margin-top:-40px;padding-bottom:40px;}
  .article-body{padding:26px 20px;border-radius:var(--radius-md);font-size:16px;line-height:1.8;}
  .article-body h2{font-size:21px;margin:32px 0 14px;padding-left:14px;}
  .article-body h3{font-size:18px;}
  .article-empty{padding:52px 22px;}
  .related{padding-bottom:60px;}
  .related-grid{grid-template-columns:1fr;}
  .related-head{flex-direction:column;align-items:flex-start;}
  .cta-inner{padding:52px 0;flex-direction:column;align-items:flex-start;}
  .cta-inner h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .site-footer{padding-top:52px;}
  .footer-bottom{margin-top:38px;flex-direction:column;}
}
@media (max-width:575.98px){
  .logo-text{font-size:16px;}
  .logo-mark{width:40px;height:40px;font-size:13px;}
  .article-title{font-size:23px;}
  .article-meta{font-size:13px;gap:10px 14px;}
  .article-body{font-size:15.5px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
}

/* roulang page: category2 */
:root{
  --brand:#0E9F86;
  --brand-dark:#0A7A67;
  --accent:#FF7A3D;
  --ink:#101820;
  --ink-2:#1F2933;
  --body:#4A555F;
  --muted:#8A949C;
  --bg:#F5F6F3;
  --surface:#FFFFFF;
  --line:#E3E7E4;
  --line-strong:#CFD6D2;
  --r-lg:16px;
  --r-md:12px;
  --r-btn:10px;
  --shadow:0 1px 2px rgba(16,24,32,.04),0 10px 30px rgba(16,24,32,.06);
  --shadow-hover:0 1px 2px rgba(16,24,32,.05),0 14px 34px rgba(16,24,32,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:.01em;
  color:var(--body);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4,h5{margin:0;color:var(--ink-2);font-weight:700;letter-spacing:.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit}
:focus-visible{outline:2px solid rgba(14,159,134,.45);outline-offset:2px}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 8px 24px rgba(16,24,32,.07)}
.header-main{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  height:36px;padding:0 12px;border-radius:10px;
  background:var(--brand);color:#fff;font-weight:800;font-size:16px;
  letter-spacing:.02em;white-space:nowrap;
}
.brand-text{font-size:17px;font-weight:800;color:var(--ink-2);white-space:nowrap}
.brand:hover .brand-text{color:var(--brand-dark)}

.header-search{flex:1 1 auto;max-width:480px;margin:0 auto}
.search-box{
  display:flex;align-items:center;height:46px;background:#fff;
  border:1px solid var(--line);border-radius:999px;
  padding:0 6px 0 16px;transition:border-color .2s,box-shadow .2s;
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(14,159,134,.14)}
.search-box > i{color:var(--muted);font-size:15px;flex:0 0 auto}
.search-box input{
  flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;
  font-size:15px;color:var(--ink-2);padding:0 10px;
}
.search-box input::placeholder{color:var(--muted)}
.search-btn{
  flex:0 0 auto;border:0;height:36px;padding:0 18px;border-radius:999px;
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .2s,transform .2s;
}
.search-btn:hover{background:var(--brand-dark);transform:translateY(-1px)}

.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.btn-sub{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;
  border:1px solid var(--line-strong);border-radius:var(--r-btn);
  background:#fff;color:var(--ink-2);font-size:15px;font-weight:600;
  transition:border-color .2s,color .2s,transform .2s;
}
.btn-sub:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.btn-main{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 20px;
  border:1px solid var(--brand);border-radius:var(--r-btn);
  background:var(--brand);color:#fff;font-size:15px;font-weight:600;
  transition:background .2s,transform .2s,box-shadow .2s;
}
.btn-main:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(14,159,134,.25)}
.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border:1px solid var(--line-strong);border-radius:var(--r-btn);
  background:#fff;color:var(--ink-2);cursor:pointer;font-size:17px;
}

.nav-row{padding-bottom:12px}
.nav-pills-row{display:flex;gap:10px;flex-wrap:wrap}
.pill{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line-strong);
  background:#fff;color:var(--body);font-size:14px;font-weight:500;
  transition:border-color .2s,color .2s,background .2s;
}
.pill:hover{border-color:var(--brand);color:var(--brand)}
.pill.active{background:var(--brand);border-color:var(--brand);color:#fff}
.pill.active:hover{color:#fff}

/* 移动端抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:1050;background:rgba(16,24,32,.45);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;
}
.mobile-drawer.open{opacity:1;visibility:visible}
.mobile-panel{
  position:absolute;top:0;left:0;right:0;background:#fff;
  padding:20px 24px 26px;border-radius:0 0 20px 20px;
  transform:translateY(-18px);transition:transform .25s ease;
  box-shadow:0 20px 40px rgba(16,24,32,.18);
}
.mobile-drawer.open .mobile-panel{transform:none}
.mobile-panel .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-close{
  width:36px;height:36px;border:1px solid var(--line-strong);border-radius:10px;
  background:#fff;color:var(--ink-2);cursor:pointer;
}
.mobile-panel .search-box{margin-bottom:18px}
.mobile-panel .nav-pills-row{flex-direction:column;gap:10px}
.mobile-panel .pill{height:44px;justify-content:center;font-size:15px;width:100%}

/* ============ 面包屑 ============ */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.crumb-bar .container{display:flex;align-items:center;gap:8px;height:52px;font-size:14px;color:var(--muted);flex-wrap:wrap}
.crumb-bar a{color:var(--muted)}
.crumb-bar a:hover{color:var(--brand)}
.crumb-sep{color:var(--line-strong)}
.crumb-current{color:var(--ink-2);font-weight:600}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background-color:var(--ink);
  background-image:
    linear-gradient(105deg,rgba(16,24,32,.94) 0%,rgba(16,24,32,.80) 46%,rgba(16,24,32,.56) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
}
.hero-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;
  gap:56px;align-items:center;padding:76px 0 84px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;
  border-radius:999px;background:rgba(14,159,134,.18);border:1px solid rgba(14,159,134,.45);
  color:#8FE3D3;font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:20px;
}
.hero-title{
  color:#fff;font-size:44px;font-weight:800;line-height:1.25;letter-spacing:.01em;
  margin-bottom:20px;
}
.hero-title em{font-style:normal;color:#5FD7C1}
.hero-sub{color:rgba(255,255,255,.78);font-size:17px;line-height:1.85;max-width:560px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.btn-hero-main{
  display:inline-flex;align-items:center;gap:9px;height:50px;padding:0 28px;
  border-radius:var(--r-btn);background:var(--brand);color:#fff;
  font-size:16px;font-weight:700;border:1px solid var(--brand);
  transition:background .2s,transform .2s,box-shadow .2s;
}
.btn-hero-main:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(14,159,134,.32)}
.btn-hero-sub{
  display:inline-flex;align-items:center;gap:9px;height:50px;padding:0 26px;
  border-radius:var(--r-btn);background:transparent;color:#fff;
  font-size:16px;font-weight:600;border:1px solid rgba(255,255,255,.4);
  transition:border-color .2s,color .2s,transform .2s;
}
.btn-hero-sub:hover{border-color:#5FD7C1;color:#5FD7C1;transform:translateY(-2px)}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap}
.hero-tags .chip{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:999px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.82);font-size:13.5px;
}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:20px;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 24px 60px rgba(0,0,0,.4);
}
.hero-badge{
  position:absolute;left:-18px;bottom:-18px;background:#fff;border-radius:16px;
  padding:16px 20px;box-shadow:0 18px 40px rgba(0,0,0,.28);min-width:172px;
}
.hero-badge .num{
  font-size:26px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.hero-badge .txt{font-size:13px;color:var(--muted);margin-top:4px}

/* ============ 通用板块 ============ */
.section{padding:92px 0}
.section.tight{padding:72px 0}
.section.alt{background:#fff}
.section-head{max-width:760px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand);
  letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px;
}
.section-eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.section-title{font-size:31px;font-weight:700;line-height:1.35;margin-bottom:14px}
.section-sub{font-size:16px;line-height:1.85;color:var(--body)}

/* ============ 顶部横向标签 ============ */
.chip-bar{
  background:#fff;border-bottom:1px solid var(--line);
  padding:16px 0;position:relative;z-index:5;
}
.chip-bar .container{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.chip-label{font-size:14px;color:var(--muted);margin-right:4px;white-space:nowrap}
.chip{
  display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 16px;
  border-radius:999px;border:1px solid var(--line-strong);background:#fff;
  color:var(--body);font-size:14.5px;font-weight:500;
  transition:border-color .2s,color .2s,background .2s,transform .2s;
}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
.chip.on{background:rgba(14,159,134,.08);border-color:var(--brand);color:var(--brand);font-weight:600}

/* ============ 通栏大卡 ============ */
.feature-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow);overflow:hidden;
  display:grid;grid-template-columns:1.02fr 1fr;
}
.feature-media{position:relative;min-height:360px}
.feature-media img{width:100%;height:100%;object-fit:cover}
.feature-media .flag{
  position:absolute;top:20px;left:20px;
  display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 14px;
  border-radius:999px;background:var(--accent);color:#fff;font-size:13px;font-weight:700;
  box-shadow:0 8px 20px rgba(255,122,61,.35);
}
.feature-body{padding:44px 44px 40px;display:flex;flex-direction:column;justify-content:center}
.feature-body h3{font-size:26px;line-height:1.4;margin-bottom:14px}
.feature-body .lead{font-size:15.5px;color:var(--body);line-height:1.85;margin-bottom:22px}
.feature-list{margin-bottom:26px}
.feature-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:15px;color:var(--body);padding:7px 0;
}
.feature-list li i{color:var(--brand);font-size:15px;margin-top:6px}
.feature-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.feature-foot .note{font-size:13.5px;color:var(--muted)}

/* ============ 小卡混排 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card-grid.two{grid-template-columns:repeat(2,1fr)}
.svc-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  height:100%;
}
.svc-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(14,159,134,.3)}
.svc-media{position:relative;background:var(--bg)}
.svc-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.svc-media .badge-cat{
  position:absolute;top:14px;left:14px;
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;
  background:rgba(14,159,134,.1);color:var(--brand);font-size:12.5px;font-weight:700;
  backdrop-filter:blur(4px);
}
.svc-body{padding:22px 24px 0;flex:1 1 auto}
.svc-body h3{font-size:19px;font-weight:600;line-height:1.5;margin-bottom:10px}
.svc-body p{font-size:15px;line-height:1.8;color:var(--body)}
.svc-foot{
  margin:18px 24px 0;padding:14px 0 20px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--muted);
}
.svc-foot .go{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.svc-foot .go i{transition:transform .2s}
.svc-card:hover .svc-foot .go i{transform:translateX(3px)}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 24px;box-shadow:var(--shadow);position:relative;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(14,159,134,.3)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;background:rgba(14,159,134,.1);
  color:var(--brand);font-weight:800;font-size:16px;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.step h3{font-size:18px;font-weight:600;margin-bottom:8px}
.step p{font-size:14.5px;line-height:1.75;color:var(--body)}

/* ============ 数据保障 ============ */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow);overflow:hidden;
}
.stat{padding:32px 26px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .num{
  font-size:30px;font-weight:800;color:var(--ink-2);
  font-variant-numeric:tabular-nums;line-height:1.2;margin-bottom:6px;
}
.stat .num span{font-size:16px;font-weight:600;color:var(--brand);margin-left:2px}
.stat .label{font-size:15px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
.stat .desc{font-size:14px;color:var(--muted);line-height:1.7}

/* ============ FAQ ============ */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 58px 20px 22px;font-size:17px;font-weight:600;color:var(--ink-2);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand);line-height:1;
}
.faq-item[open]{border-left:3px solid var(--brand)}
.faq-item[open] summary{color:var(--brand-dark)}
.faq-item[open] summary::after{content:"–"}
.faq-a{padding:0 22px 22px;font-size:15.5px;line-height:1.85;color:var(--body)}

/* ============ 底部 CTA ============ */
.cta-band{position:relative;background:var(--ink);color:#fff;padding:76px 0;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:28px;line-height:1.4;margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:620px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:64px 0 26px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-col h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--brand);color:#fff}
.footer-brand span:last-child{color:#fff;font-size:16px;font-weight:700}
.footer-col p{line-height:1.85;color:rgba(255,255,255,.6)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:rgba(255,255,255,.66)}
.footer-col ul li a:hover{color:#5FD7C1}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;line-height:1.75}
.footer-contact li i{color:var(--brand);margin-top:5px;font-size:14px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .hero-title{font-size:40px}
  .hero-inner{gap:40px}
  .feature-body{padding:36px}
}
@media (max-width:991.98px){
  .header-main{height:64px;gap:14px}
  .header-search{display:none}
  .header-actions .btn-sub{display:none}
  .menu-toggle{display:inline-flex}
  .nav-row{display:none}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:56px 0 64px}
  .hero-title{font-size:36px}
  .hero-visual{order:-1}
  .hero-badge{left:12px;bottom:12px;padding:12px 16px;min-width:150px}
  .section{padding:68px 0}
  .section.tight{padding:56px 0}
  .feature-card{grid-template-columns:1fr}
  .feature-media{min-height:260px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:767.98px){
  .container{padding-left:18px;padding-right:18px}
  .hero-title{font-size:29px;line-height:1.32}
  .hero-sub{font-size:15.5px}
  .section{padding:56px 0}
  .section.tight{padding:48px 0}
  .section-title{font-size:25px}
  .section-head{margin-bottom:32px}
  .feature-body{padding:26px 22px 28px}
  .feature-body h3{font-size:21px}
  .card-grid,.card-grid.two{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:16px}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:24px 22px}
  .stat:last-child{border-bottom:0}
  .cta-inner h2{font-size:23px}
  .cta-band{padding:56px 0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .faq-item summary{font-size:16px;padding:18px 52px 18px 18px}
  .faq-a{padding:0 18px 20px}
}
@media (max-width:575.98px){
  .hero-title{font-size:26px}
  .btn-hero-main,.btn-hero-sub{width:100%;justify-content:center}
  .brand-text{font-size:15px}
  .brand-mark{height:32px;padding:0 10px;font-size:15px}
}