/* roulang page: index */
:root{
  --c-primary:#17569C;
  --c-primary-deep:#0E3A6E;
  --c-primary-soft:#E9F1FB;
  --c-accent:#F5A524;
  --c-teal:#12A594;
  --c-ink:#101B2C;
  --c-text:#3C4A5E;
  --c-muted:#7A8798;
  --c-line:#E5EBF3;
  --c-bg:#F6F8FB;
  --c-surface:#FFFFFF;
  --r-sm:10px;
  --r-md:14px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.10);
  --sh-2:0 2px 4px rgba(16,27,44,.06), 0 16px 36px -14px rgba(23,86,156,.22);
  --sp-block:88px;
  --header-h:68px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  padding-top:var(--header-h);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-deep);}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;}
h1{font-size:44px;line-height:1.25;letter-spacing:-.01em;}
h2{font-size:30px;line-height:1.35;}
h3{font-size:19px;line-height:1.5;font-weight:600;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(23,86,156,.35);border-radius:6px;}

.container{max-width:1200px;padding:0 24px;margin:0 auto;width:100%;}
.section{padding:var(--sp-block) 0;}
.section.tight{padding:72px 0;}
.section-alt{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.eyebrow i{font-size:12px;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head p{color:var(--c-muted);font-size:16px;margin-top:12px;}
.section-head.row-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--c-primary);white-space:nowrap;
}
.link-arrow i{transition:transform .2s ease;font-size:13px;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  height:var(--header-h);background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--c-line);
  backdrop-filter:saturate(180%) blur(8px);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px -12px rgba(16,27,44,.28);}
.header-inner{display:flex;align-items:center;gap:20px;height:var(--header-h);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(150deg,var(--c-primary),var(--c-primary-deep));
  color:#fff;font-weight:700;font-size:17px;font-style:normal;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:-.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:17px;color:var(--c-ink);letter-spacing:-.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--c-muted);letter-spacing:.04em;}
.main-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 14px;font-size:15px;font-weight:500;
  color:var(--c-text);border-radius:8px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;
  border-radius:2px;background:transparent;transition:background .2s ease;
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.nav-link.active{color:var(--c-primary);font-weight:600;}
.nav-link.active::after{background:var(--c-primary);}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;flex:0 0 auto;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 12px;
  border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:var(--c-bg);transition:width .22s ease,border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.command-search i{color:var(--c-muted);font-size:13px;}
.command-search input{
  border:0;background:transparent;outline:none;flex:1;min-width:0;
  font-size:14px;color:var(--c-ink);
}
.command-search input::placeholder{color:var(--c-muted);}
.command-search .kbd{
  font-size:11px;color:var(--c-muted);border:1px solid var(--c-line);
  border-radius:5px;padding:1px 6px;background:#fff;line-height:1.5;
}
.command-search:focus-within{
  width:320px;background:#fff;border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(23,86,156,.14);
}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-sm);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--c-primary);border:1px solid var(--c-line);background:#fff;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:var(--c-primary-soft);border-color:var(--c-primary);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  align-items:center;justify-content:center;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:all .2s ease;text-decoration:none;line-height:1;
}
.btn-primary{
  background:var(--c-primary);color:#fff;border-color:var(--c-primary);
}
.btn-primary:hover{background:#134a86;border-color:#134a86;color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(23,86,156,.7);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep);transform:translateY(-1px);}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn-block{width:100%;}
.btn-cta{height:40px;padding:0 18px;font-size:14px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  padding:72px 0 76px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(23,86,156,.10),rgba(23,86,156,0) 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;position:relative;}
.hero h1{margin-bottom:18px;max-width:620px;}
.hero h1 span{color:var(--c-primary);}
.hero-sub{font-size:17px;color:var(--c-text);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px;}
.hero-points{display:flex;flex-wrap:wrap;gap:0;align-items:center;}
.hero-points li{
  padding:0 20px;text-align:left;border-left:1px solid var(--c-line);
}
.hero-points li:first-child{padding-left:0;border-left:0;}
.hero-points strong{
  display:block;font-size:22px;color:var(--c-ink);font-weight:700;
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.hero-points span{font-size:13px;color:var(--c-muted);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-md);
  box-shadow:var(--sh-1);border:1px solid var(--c-line);
}
.hero-badge{
  position:absolute;left:-18px;bottom:22px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:14px 18px;display:flex;align-items:center;gap:12px;
}
.hero-badge i{color:var(--c-teal);font-size:20px;}
.hero-badge strong{display:block;font-size:15px;color:var(--c-ink);}
.hero-badge span{font-size:12px;color:var(--c-muted);}

/* ---------- 指标看板 ---------- */
.metrics{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);margin-top:-34px;position:relative;z-index:2;}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.metric{padding:28px 26px;border-left:1px solid var(--c-line);}
.metric:first-child{border-left:0;}
.metric strong{
  display:block;font-size:42px;font-weight:700;color:var(--c-ink);
  letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.1;
}
.metric .metric-rule{width:24px;height:3px;border-radius:2px;background:var(--c-accent);margin:12px 0 10px;}
.metric h3{font-size:15px;font-weight:600;margin-bottom:8px;}
.metric p{font-size:13px;color:var(--c-muted);margin:0;}
.trend{
  display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;
  padding:2px 9px;border-radius:var(--r-pill);margin-bottom:10px;
}
.trend.up{color:#0b7b6e;background:rgba(18,165,148,.12);}
.trend.flat{color:#5a6678;background:#EEF1F6;}

/* ---------- 服务矩阵 ---------- */
.matrix{display:grid;grid-template-columns:1fr 2fr;gap:48px;align-items:start;}
.matrix-aside{position:sticky;top:calc(var(--header-h) + 32px);}
.matrix-aside h2{margin-bottom:14px;}
.matrix-aside p{color:var(--c-muted);font-size:15px;margin-bottom:20px;}
.matrix-list{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);}
.matrix-item{
  display:grid;grid-template-columns:52px 44px 1fr auto;align-items:center;gap:18px;
  padding:0 26px;height:88px;border-top:1px solid var(--c-line);
  position:relative;transition:background .2s ease;color:inherit;
}
.matrix-item:first-child{border-top:0;}
.matrix-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:transparent;transition:background .2s ease;
}
.matrix-item:hover{background:var(--c-primary-soft);}
.matrix-item:hover::before{background:var(--c-primary);}
.matrix-num{font-size:12px;font-weight:700;color:var(--c-primary);letter-spacing:.12em;font-variant-numeric:tabular-nums;}
.matrix-icon{
  width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;color:var(--c-primary);
  background:#fff;font-size:15px;
}
.matrix-body h3{font-size:17px;margin-bottom:4px;}
.matrix-body p{font-size:13px;color:var(--c-muted);margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.matrix-item .arrow{color:var(--c-muted);font-size:13px;transition:transform .2s ease,color .2s ease;}
.matrix-item:hover .arrow{color:var(--c-primary);transform:translateX(4px);}

/* ---------- 结果对比 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:28px;box-shadow:var(--sh-1);
}
.compare-card.is-after{border-color:var(--c-primary);box-shadow:var(--sh-2);}
.compare-card .badge-top{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;
  padding:5px 12px;border-radius:var(--r-pill);margin-bottom:22px;
}
.compare-card.is-before .badge-top{background:#EEF1F6;color:#5A6678;}
.compare-card.is-after .badge-top{background:var(--c-primary-soft);color:var(--c-primary);}
.compare-row{padding:16px 0;border-top:1px dashed var(--c-line);}
.compare-row:first-of-type{border-top:0;padding-top:0;}
.compare-row-top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:10px;}
.compare-row-top span{font-size:14px;color:var(--c-text);}
.compare-row-top strong{font-size:16px;color:var(--c-ink);font-variant-numeric:tabular-nums;font-weight:700;}
.bar{height:8px;border-radius:var(--r-pill);background:#EDF1F7;overflow:hidden;}
.bar i{display:block;height:100%;border-radius:var(--r-pill);background:#B9C4D3;}
.compare-card.is-after .bar i{background:var(--c-teal);}

/* ---------- 流程时间轴 ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.timeline::before{
  content:"";position:absolute;top:26px;left:6%;right:6%;height:1px;background:var(--c-line);
}
.tl-item{position:relative;padding-top:0;}
.tl-dot{
  width:52px;height:52px;border-radius:var(--r-pill);background:#fff;
  border:1px solid var(--c-line);color:var(--c-primary);font-weight:700;
  display:flex;align-items:center;justify-content:center;position:relative;z-index:2;
  font-variant-numeric:tabular-nums;box-shadow:var(--sh-1);margin-bottom:18px;
}
.tl-item h3{font-size:17px;margin-bottom:8px;}
.tl-item p{font-size:14px;color:var(--c-muted);margin:0;}

/* ---------- 资讯卡片 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  color:inherit;height:100%;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFDCEB;color:inherit;}
.news-cover{position:relative;overflow:hidden;background:var(--c-primary-soft);}
.news-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-cover img{transform:scale(1.04);}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1;}
.badge-cat{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-soft);padding:4px 10px;border-radius:var(--r-pill);margin-bottom:12px;
}
.news-body h3{
  font-size:16px;line-height:1.5;font-weight:600;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--c-muted);line-height:1.7;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--c-line);padding-top:14px;font-size:13px;color:var(--c-muted);
}
.news-foot i{transition:transform .2s ease;}
.news-card:hover .news-foot i{transform:translateX(3px);color:var(--c-primary);}
.empty-state{
  border:1px dashed var(--c-line);border-radius:var(--r-md);background:var(--c-surface);
  padding:56px 24px;text-align:center;
}
.empty-state i{font-size:26px;color:var(--c-muted);margin-bottom:14px;display:block;}
.empty-state p{color:var(--c-muted);margin-bottom:18px;}

/* ---------- 评价 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:16px;
}
.quote-card .stars{color:var(--c-accent);font-size:13px;letter-spacing:2px;}
.quote-card p{font-size:15px;color:var(--c-text);margin:0;}
.quote-who{display:flex;align-items:center;gap:12px;border-top:1px solid var(--c-line);padding-top:16px;}
.quote-avatar{
  width:40px;height:40px;border-radius:var(--r-pill);background:var(--c-primary-soft);
  color:var(--c-primary);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:15px;
}
.quote-who strong{display:block;font-size:14px;color:var(--c-ink);}
.quote-who span{font-size:12px;color:var(--c-muted);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-img)!important;
  margin-bottom:12px;overflow:hidden;background:var(--c-surface);
  box-shadow:var(--sh-1);
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--c-ink);background:var(--c-surface);
  padding:20px 22px;box-shadow:none;display:flex;align-items:center;gap:14px;
}
.accordion-button::after{
  margin-left:auto;background-image:none;content:"\f078";
  font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--c-muted);
  width:auto;height:auto;transition:transform .2s ease;
}
.accordion-button:not(.collapsed){color:var(--c-primary);background:var(--c-surface);box-shadow:none;}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--c-primary);}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(23,86,156,.18);border-color:var(--c-line);}
.accordion-button .q-icon{
  width:26px;height:26px;border-radius:var(--r-pill);background:var(--c-primary-soft);
  color:var(--c-primary);font-size:12px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-left:3px solid var(--c-primary);}
.accordion-body{padding:0 22px 20px 62px;font-size:15px;line-height:1.8;color:var(--c-text);}

/* ---------- 表单 ---------- */
.contact-card{
  display:grid;grid-template-columns:2fr 3fr;gap:0;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
}
.contact-left{
  padding:40px 34px;background:linear-gradient(160deg,#F2F7FD,#FFFFFF);
  border-right:1px solid var(--c-line);
}
.contact-left h2{font-size:26px;margin-bottom:14px;}
.contact-left p{font-size:15px;color:var(--c-muted);margin-bottom:22px;}
.check-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--c-text);margin-bottom:12px;}
.check-list i{color:var(--c-teal);margin-top:5px;font-size:13px;}
.contact-info{margin-top:26px;padding-top:22px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-muted);}
.contact-info div{margin-bottom:8px;display:flex;gap:8px;align-items:center;}
.contact-info i{color:var(--c-primary);width:16px;}
.contact-right{padding:40px 34px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:8px;}
.field label .req{color:var(--c-accent);margin-left:3px;}
.form-control,.form-select{
  height:46px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:0 14px;font-size:15px;color:var(--c-ink);background:#fff;box-shadow:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
textarea.form-control{height:auto;padding:12px 14px;line-height:1.7;min-height:110px;resize:vertical;}
.form-control:focus,.form-select:focus{
  border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(23,86,156,.14);
}
.form-check-input{width:18px;height:18px;margin-top:3px;border-color:#C9D4E2;}
.form-check-input:checked{background-color:var(--c-primary);border-color:var(--c-primary);}
.form-check-label{font-size:13px;color:var(--c-muted);}
.form-note{margin-top:14px;font-size:13px;color:var(--c-teal);display:none;}
.form-note.show{display:block;}

/* ---------- 底部 CTA 横条 ---------- */
.cta-strip{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  border:1px solid var(--c-primary);border-radius:var(--r-md);background:#fff;
  padding:30px 34px;box-shadow:var(--sh-1);
}
.cta-strip h2{font-size:22px;margin-bottom:6px;}
.cta-strip p{margin:0;font-size:14px;color:var(--c-muted);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);}
.footer-brand strong{color:#fff;font-size:17px;display:block;line-height:1.2;}
.footer-brand em{font-style:normal;font-size:11px;color:rgba(255,255,255,.6);letter-spacing:.04em;}
.site-footer h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:18px;}
.site-footer p{font-size:13px;color:rgba(255,255,255,.68);line-height:1.8;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px;transition:color .2s ease;}
.footer-links a:hover{color:#fff;text-decoration:underline;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:12px;}
.footer-contact i{color:rgba(255,255,255,.55);margin-top:5px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .command-search{width:190px;}
  .command-search:focus-within{width:240px;}
  h1{font-size:38px;}
}
@media (max-width:991.98px){
  :root{--sp-block:64px;}
  .main-nav{
    position:fixed;top:var(--header-h);left:0;right:0;
    background:#fff;flex-direction:column;align-items:stretch;gap:4px;
    padding:16px 24px 22px;border-bottom:1px solid var(--c-line);
    box-shadow:0 20px 30px -22px rgba(16,27,44,.35);
    display:none;max-height:calc(100vh - var(--header-h));overflow-y:auto;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px 12px;}
  .nav-link::after{display:none;}
  .nav-link.active{background:var(--c-primary-soft);}
  .nav-toggle{display:inline-flex;}
  .command-search{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:34px;}
  .hero-badge{left:12px;bottom:12px;}
  .metrics-grid{grid-template-columns:repeat(2,1fr);}
  .metric{border-left:1px solid var(--c-line);}
  .metric:nth-child(odd){border-left:0;}
  .metric:nth-child(n+3){border-top:1px solid var(--c-line);}
  .matrix{grid-template-columns:1fr;gap:28px;}
  .matrix-aside{position:static;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:repeat(2,1fr);gap:28px;}
  .timeline::before{display:none;}
  .contact-card{grid-template-columns:1fr;}
  .contact-left{border-right:0;border-bottom:1px solid var(--c-line);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-strip{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767.98px){
  .container{padding:0 18px;}
  h1{font-size:30px;}
  h2{font-size:24px;}
  .hero{padding:48px 0 56px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{flex:1 1 auto;}
  .hero-points li{padding:0 14px;}
  .hero-points strong{font-size:19px;}
  .compare{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .cta-strip{padding:24px 22px;}
}
@media (max-width:575.98px){
  .section{padding:56px 0;}
  .section.tight{padding:48px 0;}
  .metrics-grid{grid-template-columns:1fr;}
  .metric{border-left:0!important;border-top:1px solid var(--c-line);display:flex;align-items:center;gap:16px;padding:20px 22px;}
  .metric:first-child{border-top:0;}
  .metric .metric-rule{display:none;}
  .metric strong{font-size:32px;min-width:92px;}
  .metric h3{margin-bottom:2px;}
  .matrix-item{grid-template-columns:38px 1fr auto;height:auto;padding:18px 18px;gap:12px;}
  .matrix-item .matrix-icon{display:none;}
  .matrix-body p{white-space:normal;}
  .timeline{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-points{row-gap:16px;}
  .accordion-body{padding:0 18px 18px 18px;}
}

/* roulang page: article */
:root{
  --c-primary:#17569C;
  --c-primary-deep:#0E3A6E;
  --c-primary-soft:#E9F1FB;
  --c-accent:#F5A524;
  --c-teal:#12A594;
  --c-ink:#101B2C;
  --c-text:#3C4A5E;
  --c-muted:#7A8798;
  --c-line:#E5EBF3;
  --c-bg:#F6F8FB;
  --c-surface:#FFFFFF;
  --r-btn:10px;
  --r-card:14px;
  --r-img:12px;
  --sd-1:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.10);
  --sd-2:0 2px 4px rgba(16,27,44,.06), 0 16px 36px -14px rgba(23,86,156,.22);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,border-color .18s ease,background .18s ease}
a:hover{color:var(--c-primary-deep)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;line-height:1.35}
p{margin:0 0 18px}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
:focus-visible{outline:3px solid rgba(23,86,156,.35);outline-offset:2px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:transform .16s ease,background .18s ease,box-shadow .18s ease,color .18s ease,border-color .18s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px -10px rgba(23,86,156,.9)}
.btn-primary:hover{background:#134a87;color:#fff;transform:translateY(-1px);box-shadow:var(--sd-2)}
.btn-primary:active{transform:none}
.btn-ghost{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-deep)}
.btn-soft{background:var(--c-primary-soft);color:var(--c-primary);border-color:transparent}
.btn-soft:hover{background:#dbe8f9;color:var(--c-primary-deep)}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--c-primary)}
.link-arrow i{font-size:12px;transition:transform .18s ease}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:#fff;
  border-bottom:1px solid var(--c-line);transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(16,27,44,.5)}
.header-inner{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(140deg,#17569C,#0E3A6E);
  color:#fff;font-size:19px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:-.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;color:var(--c-ink);font-weight:700;letter-spacing:.2px}
.brand-text em{font-style:normal;font-size:11px;color:var(--c-muted);letter-spacing:1.6px}
.main-nav{display:flex;align-items:center;gap:26px;flex:1;margin-left:6px}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--c-text);padding:6px 0;white-space:nowrap}
.nav-link:hover{color:var(--c-primary)}
.nav-link.active{color:var(--c-primary);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-21px;height:3px;
  background:var(--c-primary);border-radius:3px 3px 0 0;
}
.header-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.command-search{
  display:flex;align-items:center;gap:8px;width:220px;height:38px;padding:0 12px;
  border:1px solid var(--c-line);border-radius:999px;background:var(--c-bg);
  transition:width .22s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease;
}
.command-search:focus-within{width:320px;background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(23,86,156,.13)}
.command-search i{font-size:13px;color:var(--c-muted)}
.command-search input{flex:1;min-width:0;border:0;background:transparent;font-size:14px;color:var(--c-ink);outline:none}
.command-search input::placeholder{color:var(--c-muted)}
.kbd{font-size:11px;color:var(--c-muted);background:#fff;border:1px solid var(--c-line);border-radius:6px;padding:1px 6px}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-primary);font-size:14px;
  transition:.18s ease;
}
.icon-btn:hover{border-color:var(--c-primary);background:var(--c-primary-soft)}
.btn-cta{height:38px;padding:0 18px;font-size:14px}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  align-items:center;justify-content:center;font-size:15px;cursor:pointer;
}

/* ---------- 面包屑 ---------- */
.crumbs-bar{background:#fff;border-bottom:1px solid var(--c-line)}
.breadcrumb-nav{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:14px 0;font-size:14px;color:var(--c-muted);max-width:900px}
.breadcrumb-nav a{color:var(--c-muted)}
.breadcrumb-nav a:hover{color:var(--c-primary)}
.breadcrumb-nav .sep{color:#C6D2E1}
.breadcrumb-nav .crumb-current{
  color:var(--c-text);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 文章头 ---------- */
.article-wrap{padding:44px 0 72px}
.article-head{max-width:900px;margin:0 0 34px}
.badge-cat{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:13px;font-weight:600;margin-bottom:16px;
}
.article-head h1{font-size:36px;line-height:1.3;margin-bottom:16px;letter-spacing:-.01em}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:14px;color:var(--c-muted);margin-bottom:26px}
.article-meta i{font-size:13px;margin-right:4px}
.article-cover{margin:0;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--sd-1)}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- 两栏布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:48px;align-items:start}
.article-main{min-width:0}

/* ---------- 正文排版 ---------- */
.article-body{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:40px 44px;box-shadow:var(--sd-1);max-width:100%}
.article-body>*:first-child{margin-top:0}
.article-body p{font-size:16px;line-height:1.9;color:var(--c-text);margin:0 0 20px;max-width:760px}
.article-body h2{
  position:relative;font-size:25px;line-height:1.4;margin:40px 0 14px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:7px;width:4px;height:20px;border-radius:3px;background:var(--c-primary);
}
.article-body h3{font-size:19px;line-height:1.5;margin:26px 0 10px;font-weight:600}
.article-body h4{font-size:17px;margin:22px 0 8px;font-weight:600}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 20px;max-width:760px}
.article-body li{margin-bottom:8px;line-height:1.85}
.article-body ul li::marker{color:var(--c-primary)}
.article-body ol li::marker{color:var(--c-primary);font-weight:600}
.article-body blockquote{
  margin:0 0 22px;padding:18px 20px;background:var(--c-primary-soft);
  border-left:3px solid var(--c-primary);border-radius:0 var(--r-img) var(--r-img) 0;
  color:#26405F;font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{margin:22px auto;border-radius:var(--r-img);box-shadow:var(--sd-1)}
.article-body figure{margin:22px 0}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px}
.article-body a{color:var(--c-primary);border-bottom:1px solid var(--c-line)}
.article-body a:hover{border-bottom-color:var(--c-primary)}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left}
.article-body thead th{background:var(--c-primary-soft);color:var(--c-ink);font-weight:600}
.article-body tbody tr:nth-child(even){background:var(--c-bg)}
.article-body code{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:6px;
  padding:2px 6px;font-size:14px;color:var(--c-primary-deep);
}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0}

/* ---------- 空态 ---------- */
.empty-post{text-align:center;padding:48px 24px;border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-bg)}
.empty-post i{font-size:30px;color:var(--c-muted);margin-bottom:14px;display:block}
.empty-post h2{font-size:22px;margin-bottom:10px;padding:0}
.empty-post h2::before{display:none}
.empty-post p{max-width:440px;margin:0 auto 22px;color:var(--c-muted)}

/* ---------- 标签 / 分享 ---------- */
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 0}
.tag-chip{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:13.5px;font-weight:500;
  transition:.18s ease;
}
.tag-chip:hover{background:#dbe8f9;color:var(--c-primary-deep)}
.article-share{
  display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:22px;border-top:1px solid var(--c-line);
}
.article-share span{font-size:14px;color:var(--c-muted);margin-right:2px}
.share-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--c-line);background:#fff;
  color:var(--c-muted);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  font-size:14px;transition:.18s ease;
}
.share-btn:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-soft)}

/* ---------- 上下篇 ---------- */
.article-neighbors{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px}
.neighbor-card{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:18px 20px;box-shadow:var(--sd-1);transition:.2s ease;min-width:0;
}
.neighbor-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2);border-color:#CFE0F5}
.neighbor-card .dir{font-size:12px;letter-spacing:1.2px;color:var(--c-muted);display:block;margin-bottom:6px}
.neighbor-card h3{
  font-size:16px;font-weight:600;color:var(--c-ink);line-height:1.5;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.neighbor-card.next{text-align:right}
.article-back{text-align:center;margin-top:32px}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sd-1)}
.side-title{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-title i{color:var(--c-primary);font-size:13px}
.toc-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:4px}
.toc-list li{margin:0}
.toc-list a{
  display:block;font-size:14px;color:var(--c-text);padding:7px 10px;border-radius:8px;
  border-left:3px solid transparent;transition:.16s ease;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.toc-list a:hover{background:var(--c-bg);color:var(--c-primary)}
.toc-list a.is-active{color:var(--c-primary);font-weight:600;background:var(--c-primary-soft);border-left-color:var(--c-primary)}
.side-posts{list-style:none;padding:0;margin:0;display:flex;flex-direction:column}
.side-posts li{padding:11px 0;border-bottom:1px dashed var(--c-line)}
.side-posts li:last-child{border-bottom:0;padding-bottom:0}
.side-posts li:first-child{padding-top:0}
.side-posts a{
  display:block;font-size:14.5px;line-height:1.6;color:var(--c-ink);font-weight:500;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.side-posts a:hover{color:var(--c-primary)}
.side-posts .side-date{display:block;font-size:12.5px;color:var(--c-muted);margin-top:4px}
.side-actions{display:flex;flex-direction:column;gap:10px}
.side-actions .btn{height:42px;font-size:14px}

/* ---------- 相关推荐 ---------- */
.related{padding:72px 0 80px;background:#fff;border-top:1px solid var(--c-line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.sec-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:13px;font-weight:600;margin-bottom:12px;
}
.sec-head h2{font-size:28px;letter-spacing:-.01em}
.sec-head p{color:var(--c-muted);font-size:15px;margin:8px 0 0}
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rec-card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sd-1);transition:.2s ease;height:100%;
}
.rec-card:hover{transform:translateY(-2px);box-shadow:var(--sd-2);border-color:#CFE0F5}
.rec-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-soft)}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.rec-card:hover .rec-thumb img{transform:scale(1.04)}
.rec-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.rec-body h3{font-size:17px;line-height:1.5;margin-bottom:10px}
.rec-body p{font-size:14px;color:var(--c-muted);line-height:1.7;margin:0 0 16px;flex:1}
.rec-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted);border-top:1px solid var(--c-line);padding-top:14px}
.rec-foot i{font-size:12px;color:var(--c-primary)}
.empty-note{color:var(--c-muted);font-size:15px;margin:0;padding:26px 0;text-align:center}

/* ---------- 底部订阅条 ---------- */
.subscribe-strip{padding:0 0 88px}
.strip-card{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:30px 34px;box-shadow:var(--sd-1);
}
.strip-card h3{font-size:20px;margin-bottom:6px}
.strip-card p{margin:0;font-size:14.5px;color:var(--c-muted)}
.strip-form{display:flex;gap:12px;flex:1;min-width:280px;max-width:460px}
.strip-form input{
  flex:1;height:46px;border-radius:var(--r-btn);border:1px solid var(--c-line);
  padding:0 16px;font-size:15px;color:var(--c-ink);background:var(--c-bg);outline:none;transition:.18s ease;
}
.strip-form input:focus{border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(23,86,156,.13)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:60px 0 0;margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:36px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.14)}
.footer-brand strong{display:block;color:#fff;font-size:16px;line-height:1.2}
.footer-brand em{font-style:normal;font-size:11px;letter-spacing:1.6px;color:rgba(255,255,255,.6)}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.7);max-width:340px;margin:0}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-links,.footer-contact{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:14px;color:rgba(255,255,255,.72)}
.footer-contact i{color:rgba(255,255,255,.55);margin-top:5px;font-size:13px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;font-size:12.5px;color:rgba(255,255,255,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .article-layout{gap:32px}
  .article-body{padding:32px 30px}
  .command-search{width:180px}
  .command-search:focus-within{width:240px}
}
@media (max-width:991px){
  .main-nav{
    position:fixed;left:0;right:0;top:68px;z-index:1029;
    flex-direction:column;align-items:stretch;gap:0;margin:0;
    background:#fff;border-bottom:1px solid var(--c-line);box-shadow:var(--sd-1);
    padding:10px 24px 18px;max-height:calc(100vh - 68px);overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
  }
  .main-nav.open{opacity:1;visibility:visible;transform:none}
  .main-nav .nav-link{padding:14px 2px;border-bottom:1px solid var(--c-line);font-size:15.5px}
  .main-nav .nav-link:last-child{border-bottom:0}
  .nav-link.active::after{display:none}
  .command-search{display:none}
  .nav-toggle{display:inline-flex}
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-side{position:static;order:2}
  .article-head h1{font-size:30px}
  .article-cover img{aspect-ratio:16/9}
  .rec-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-grid>div:first-child{grid-column:1 / -1}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .article-wrap{padding:30px 0 56px}
  .article-body{padding:26px 20px}
  .article-body h2{font-size:22px;margin-top:32px}
  .article-head h1{font-size:26px}
  .breadcrumb-nav .crumb-current{max-width:200px}
  .article-neighbors{grid-template-columns:1fr}
  .neighbor-card.next{text-align:left}
  .related{padding:56px 0 60px}
  .rec-grid{grid-template-columns:1fr}
  .strip-card{padding:24px 20px}
  .strip-form{max-width:100%;width:100%}
  .subscribe-strip{padding-bottom:64px}
  .brand-text em{display:none}
}
@media (max-width:520px){
  .header-inner{gap:12px}
  .btn-cta{display:none}
  .article-head h1{font-size:23px}
  .article-meta{font-size:13px;gap:8px}
  .article-body{padding:22px 16px;border-radius:12px}
  .article-body p,.article-body ul,.article-body ol{font-size:15.5px}
  .article-body table{font-size:14px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

/* roulang page: category1 */
:root{
  --c-primary:#17569C;
  --c-primary-deep:#0E3A6E;
  --c-primary-soft:#E9F1FB;
  --c-accent:#F5A524;
  --c-teal:#12A594;
  --c-ink:#101B2C;
  --c-text:#3C4A5E;
  --c-muted:#7A8798;
  --c-line:#E5EBF3;
  --c-bg:#F6F8FB;
  --c-surface:#FFFFFF;
  --r-btn:10px;
  --r-card:14px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(16,27,44,.04),0 8px 24px -12px rgba(16,27,44,.10);
  --shadow-2:0 2px 4px rgba(16,27,44,.06),0 16px 36px -14px rgba(23,86,156,.22);
  --sec:88px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:hover{color:#0f4party}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;letter-spacing:0}
h1{font-size:44px;line-height:1.25}
h2{font-size:30px;line-height:1.35}
h3{font-size:19px;line-height:1.5;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(23,86,156,.35);
  border-radius:8px;
}
.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;width:100%}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 22px -14px rgba(16,27,44,.30)}
.header-inner{display:flex;align-items:center;gap:28px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(150deg,#17569C,#0E3A6E);
  color:#fff;font-weight:700;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:-.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;color:var(--c-ink);font-weight:700}
.brand-text em{font-style:normal;font-size:11px;color:var(--c-muted);letter-spacing:.06em}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px}
.main-nav .nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--c-text);
  padding:6px 2px;white-space:nowrap;
}
.main-nav .nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-16px;height:3px;border-radius:3px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav .nav-link:hover{color:var(--c-primary)}
.main-nav .nav-link.active{color:var(--c-primary);font-weight:600}
.main-nav .nav-link.active::after{transform:scaleX(1)}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 12px;
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-btn);
  transition:width .22s ease,border-color .18s ease,background-color .18s ease;
}
.command-search i{color:var(--c-muted);font-size:13px}
.command-search input{
  border:0;background:transparent;outline:none;font-size:14px;color:var(--c-ink);width:100%;
}
.command-search input::placeholder{color:var(--c-muted)}
.command-search:focus-within{width:320px;border-color:var(--c-primary);background:#fff}
.command-search .kbd{
  font-size:11px;color:var(--c-muted);border:1px solid var(--c-line);
  border-radius:6px;padding:1px 6px;background:#fff;line-height:1.5;
}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:#fff;color:var(--c-text);
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;
}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}
.btn{transition:all .18s ease;border-radius:var(--r-btn);font-weight:600}
.btn:focus,.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(23,86,156,.35)}
.btn-primary{
  background:var(--c-primary);border:1px solid var(--c-primary);color:#fff;
  padding:0 22px;height:44px;display:inline-flex;align-items:center;justify-content:center;font-size:15px;
}
.btn-primary:hover{background:#134A87;border-color:#134A87;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{
  background:#fff;border:1px solid var(--c-primary);color:var(--c-primary);
  padding:0 22px;height:44px;display:inline-flex;align-items:center;justify-content:center;font-size:15px;
}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.btn-cta{height:40px;font-size:14px;padding:0 18px}
.btn-lg{height:48px;padding:0 26px}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);font-size:15px;
  align-items:center;justify-content:center;
}

/* ============ Hero ============ */
.cat-hero{
  position:relative;
  background-image:linear-gradient(100deg,rgba(14,58,110,.92) 0%,rgba(23,86,156,.82) 52%,rgba(23,86,156,.55) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  color:#fff;padding:72px 0 64px;overflow:hidden;
}
.cat-hero-inner{display:flex;align-items:flex-end;gap:48px;justify-content:space-between;flex-wrap:wrap}
.cat-hero-text{max-width:640px}
.breadcrumb-line{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:18px}
.breadcrumb-line a{color:rgba(255,255,255,.86)}
.breadcrumb-line a:hover{color:#fff;text-decoration:underline}
.cat-hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:#fff;font-weight:600;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);
  padding:5px 12px;border-radius:999px;margin-bottom:18px;
}
.cat-hero h1{color:#fff;font-size:42px;margin-bottom:16px}
.cat-hero .lead{font-size:17px;color:rgba(255,255,255,.86);max-width:600px;margin-bottom:26px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.cat-hero .btn-outline{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.cat-hero .btn-outline:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}
.stat-line{
  display:flex;gap:28px;flex-wrap:wrap;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-card);padding:20px 26px;backdrop-filter:blur(4px);
}
.stat-line li{display:flex;flex-direction:column;min-width:96px}
.stat-line strong{font-size:30px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.2}
.stat-line span{font-size:13px;color:rgba(255,255,255,.78)}

/* ============ 通用区块 ============ */
.section{padding:var(--sec) 0}
.section.tight{padding:72px 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-head .tag{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--c-primary);background:var(--c-primary-soft);
  padding:5px 12px;border-radius:999px;margin-bottom:14px;
}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--c-muted);font-size:15px;max-width:700px}
.section-head.row-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;flex-wrap:wrap}
.arrow-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-primary)}
.arrow-link i{font-size:12px;transition:transform .18s ease}
.arrow-link:hover i{transform:translateX(3px)}

/* ============ 筛选 chip ============ */
.chip-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.chip{
  font-size:14px;font-weight:500;color:var(--c-text);background:#fff;
  border:1px solid var(--c-line);border-radius:999px;padding:8px 18px;cursor:pointer;
  transition:all .18s ease;
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ============ 入口宫格 ============ */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.entry-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#d3e2f3}
.entry-media{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-soft)}
.entry-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.entry-card:hover .entry-media img{transform:scale(1.03)}
.entry-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.badge-soft{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--c-primary);
  background:var(--c-primary-soft);border-radius:999px;padding:4px 11px;
}
.entry-body h3{font-size:16px;line-height:1.5;font-weight:600}
.entry-body h3 a{color:var(--c-ink)}
.entry-body h3 a:hover{color:var(--c-primary)}
.entry-body p{font-size:14px;color:var(--c-muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.entry-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-muted);padding-top:12px;border-top:1px solid var(--c-line);
}
.entry-meta .arrow-link{font-size:13px}

/* ============ 状态信息条 ============ */
.status-band{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);padding:36px 0}
.status-item{
  border:1px solid var(--c-line);border-radius:var(--r-card);padding:18px 20px;background:var(--c-surface);
  display:flex;flex-direction:column;gap:6px;position:relative;overflow:hidden;
}
.status-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c-primary);opacity:.85}
.status-item .label{font-size:12px;color:var(--c-muted);letter-spacing:.04em}
.status-item .value{font-size:19px;font-weight:700;color:var(--c-ink);font-variant-numeric:tabular-nums}
.status-item .note{font-size:13px;color:var(--c-muted)}
.status-item .dot-ok{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--c-teal);font-weight:600}

/* ============ 步骤时间轴 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);position:relative}
.step{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--shadow-1);transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-2)}
.step .num{
  font-size:13px;font-weight:700;color:var(--c-primary);letter-spacing:.14em;
  display:inline-block;margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.step h3{margin-bottom:10px;font-size:17px}
.step p{font-size:14px;color:var(--c-muted);line-height:1.75}
.step .bar{height:4px;border-radius:4px;background:var(--c-primary-soft);margin-top:16px;overflow:hidden}
.step .bar span{display:block;height:100%;width:60%;background:var(--c-primary);border-radius:4px}
.step:nth-child(2) .bar span{width:72%}
.step:nth-child(3) .bar span{width:84%}
.step:nth-child(4) .bar span{width:96%;background:var(--c-teal)}

/* ============ 图文自检 ============ */
.check-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.check-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--c-line);box-shadow:var(--shadow-1)}
.check-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.check-list{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:16px 18px;transition:border-color .18s ease,background-color .18s ease;
}
.check-list li:hover{border-color:#cfe0f3;background:#fbfdff}
.check-list i{color:var(--c-teal);font-size:15px;margin-top:4px}
.check-list strong{display:block;color:var(--c-ink);font-size:15px;font-weight:600;margin-bottom:2px}
.check-list span{font-size:13.5px;color:var(--c-muted)}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:12px;
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#cfe0f3;box-shadow:var(--shadow-1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;gap:12px;font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .q-icon{
  width:24px;height:24px;border-radius:999px;flex:0 0 auto;
  background:var(--c-primary-soft);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;
}
.faq-item summary .caret{margin-left:auto;color:var(--c-muted);font-size:13px;transition:transform .2s ease}
.faq-item[open] summary{color:var(--c-primary)}
.faq-item[open] summary .caret{transform:rotate(180deg);color:var(--c-primary)}
.faq-item .answer{padding:0 22px 20px 58px;font-size:15px;color:var(--c-text);line-height:1.85}

/* ============ 反馈条 ============ */
.feedback-bar{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
  display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:center;
}
.feedback-bar h3{margin-bottom:6px}
.feedback-bar p{font-size:14px;color:var(--c-muted)}
.feedback-form{display:flex;gap:12px}
.feedback-form input{
  flex:1;min-width:0;height:48px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  padding:0 16px;font-size:15px;color:var(--c-ink);background:var(--c-bg);
  transition:border-color .18s ease,background-color .18s ease;
}
.feedback-form input::placeholder{color:var(--c-muted)}
.feedback-form input:focus{outline:none;background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(23,86,156,.16)}
.feedback-form .btn-primary{height:48px;flex:0 0 auto}

/* ============ CTA 横条 ============ */
.cta-bar{
  background:#fff;border:1px solid var(--c-primary);border-radius:var(--r-card);
  padding:28px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-bar h2{font-size:22px;margin-bottom:6px}
.cta-bar p{font-size:14.5px;color:var(--c-muted)}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.78);padding:64px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);color:#fff}
.footer-brand strong{display:block;color:#fff;font-size:16px;line-height:1.3}
.footer-brand em{font-style:normal;font-size:11px;color:rgba(255,255,255,.6);letter-spacing:.06em}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.68);max-width:420px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-links li,.footer-contact li{margin-bottom:10px;font-size:14px}
.footer-links a{color:rgba(255,255,255,.72)}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-contact li{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.72)}
.footer-contact i{font-size:13px;color:rgba(255,255,255,.5)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding-top:20px;font-size:12px;color:rgba(255,255,255,.52);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .entry-grid{grid-template-columns:repeat(3,1fr)}
  .status-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .header-inner{gap:14px}
  .main-nav{
    position:fixed;top:68px;left:0;right:0;
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    padding:8px 24px 20px;border-bottom:1px solid var(--c-line);
    box-shadow:0 20px 40px -24px rgba(16,27,44,.4);
    display:none;max-height:calc(100vh - 68px);overflow-y:auto;
  }
  .main-nav.open{display:flex}
  .main-nav .nav-link{padding:15px 2px;border-bottom:1px solid var(--c-line);font-size:16px}
  .main-nav .nav-link::after{display:none}
  .nav-toggle{display:inline-flex}
  .command-search{display:none}
  .cat-hero{padding:56px 0 48px}
  .cat-hero h1{font-size:32px}
  .cat-hero-inner{align-items:flex-start}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .check-wrap{grid-template-columns:1fr;gap:28px}
  .feedback-bar{grid-template-columns:1fr;gap:18px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  :root{--sec:64px;--gap:20px}
}
@media (max-width:767.98px){
  .container{padding-left:18px;padding-right:18px}
  h1{font-size:30px}
  h2{font-size:24px}
  .cat-hero h1{font-size:28px}
  .section{padding:56px 0}
  .section.tight{padding:48px 0}
  .status-grid{grid-template-columns:1fr;padding:28px 0}
  .steps{grid-template-columns:1fr}
  .cta-bar{padding:24px;flex-direction:column;align-items:flex-start}
  .feedback-form{flex-direction:column}
  .feedback-form .btn-primary{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .faq-item .answer{padding-left:22px}
}
@media (max-width:575.98px){
  .entry-grid{grid-template-columns:1fr}
  .stat-line{gap:18px;padding:16px 18px}
  .stat-line li{min-width:72px}
  .stat-line strong{font-size:24px}
  .hero-actions .btn{width:100%}
  :root{--sec:48px}
}

/* roulang page: category2 */
:root{
  --c-primary:#17569C;
  --c-primary-deep:#0E3A6E;
  --c-primary-soft:#E9F1FB;
  --c-accent:#F5A524;
  --c-teal:#12A594;
  --c-ink:#101B2C;
  --c-text:#3C4A5E;
  --c-muted:#7A8798;
  --c-line:#E5EBF3;
  --c-bg:#F6F8FB;
  --c-surface:#FFFFFF;
  --r-btn:10px;
  --r-card:14px;
  --r-img:12px;
  --shadow-1:0 1px 2px rgba(16,27,44,.04),0 8px 24px -12px rgba(16,27,44,.10);
  --shadow-2:0 2px 4px rgba(16,27,44,.06),0 16px 36px -14px rgba(23,86,156,.22);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.8;color:var(--c-text);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(23,86,156,.35);outline-offset:2px;}

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

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--c-line);transition:box-shadow .25s ease;}
.site-header.is-scrolled{box-shadow:0 8px 24px -16px rgba(16,27,44,.30);}
.header-inner{display:flex;align-items:center;gap:26px;height:68px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--c-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;letter-spacing:-.02em;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;color:var(--c-ink);font-weight:700;}
.brand-text em{font-style:normal;font-size:11px;color:var(--c-muted);letter-spacing:.06em;}

.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px;flex:1 1 auto;}
.nav-link{position:relative;padding:8px 12px;font-size:15px;font-weight:500;color:var(--c-text);border-radius:8px;white-space:nowrap;transition:color .2s ease,background .2s ease;}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.nav-link.active{color:var(--c-primary);font-weight:600;}
.nav-link.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-14px;height:3px;border-radius:2px;background:var(--c-primary);}
.nav-search{display:none;}

.header-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.command-search{display:flex;align-items:center;gap:8px;height:38px;padding:0 10px 0 12px;border:1px solid var(--c-line);border-radius:var(--r-btn);background:var(--c-bg);width:220px;transition:width .25s ease,border-color .2s ease,background .2s ease;}
.command-search:focus-within{border-color:var(--c-primary);background:#fff;width:300px;}
.command-search i{color:var(--c-muted);font-size:13px;}
.command-search input{border:0;background:transparent;outline:none;font-size:14px;color:var(--c-text);width:100%;}
.kbd{font-size:11px;color:var(--c-muted);border:1px solid var(--c-line);border-radius:6px;padding:1px 6px;background:#fff;line-height:1.4;}
.icon-btn{width:38px;height:38px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:#fff;color:var(--c-text);display:inline-flex;align-items:center;justify-content:center;transition:all .2s ease;}
.icon-btn:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft);}
.nav-toggle{display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--c-line);background:#fff;color:var(--c-ink);align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .2s ease;text-align:center;line-height:1;}
.btn-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.btn-primary:hover{background:#134a88;border-color:#134a88;color:#fff;transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(23,86,156,.65);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-outline{background:#fff;border-color:var(--c-primary);color:var(--c-primary);}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.btn-lg{height:48px;padding:0 26px;font-size:16px;}
.btn:focus-visible{outline:3px solid rgba(23,86,156,.35);outline-offset:2px;}
.btn-cta i{display:none;}

/* ---------- 首屏 ---------- */
.page-hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%);border-bottom:1px solid var(--c-line);padding:48px 0 60px;}
.hero-inner{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:48px;align-items:center;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--c-muted);margin-bottom:18px;}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:#C3CCD9;}
.breadcrumb .current{color:var(--c-text);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary);background:var(--c-primary-soft);padding:5px 12px;border-radius:999px;letter-spacing:.04em;}
.hero-copy h1{font-size:42px;line-height:1.25;margin:18px 0 16px;max-width:660px;}
.hero-sub{font-size:17px;color:var(--c-text);max-width:580px;margin-bottom:0;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-points{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-top:30px;font-size:14px;color:var(--c-muted);}
.hero-points span{display:inline-flex;align-items:center;gap:6px;}
.hero-points span+span{padding-left:22px;border-left:1px solid var(--c-line);}
.hero-points strong{color:var(--c-ink);font-size:19px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.hero-visual img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--shadow-2);}

/* ---------- 长文分节布局 ---------- */
.doc-wrap{padding:72px 0 0;}
.doc-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:56px;align-items:start;}
.toc-card{position:sticky;top:96px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px 18px;box-shadow:var(--shadow-1);}
.toc-title{font-size:15px;font-weight:700;color:var(--c-ink);margin-bottom:14px;letter-spacing:.02em;}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-link{display:flex;gap:10px;align-items:flex-start;padding:9px 10px;border-radius:8px;font-size:14px;color:var(--c-text);border-left:3px solid transparent;transition:background .2s ease,color .2s ease,border-color .2s ease;}
.toc-link span{font-size:12px;font-weight:700;color:var(--c-muted);font-variant-numeric:tabular-nums;letter-spacing:.06em;padding-top:2px;}
.toc-link:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.toc-link.active{background:var(--c-primary-soft);color:var(--c-primary);border-left-color:var(--c-primary);font-weight:600;}
.toc-link.active span{color:var(--c-primary);}
.toc-help{display:flex;align-items:center;gap:6px;margin-top:14px;padding-top:14px;border-top:1px solid var(--c-line);font-size:13px;font-weight:600;color:var(--c-primary);}
.toc-help:hover{text-decoration:underline;}

.doc-section{padding-bottom:52px;margin-bottom:52px;border-bottom:1px solid var(--c-line);scroll-margin-top:96px;}
.doc-section:last-of-type{border-bottom:0;margin-bottom:0;}
.sec-head{display:flex;align-items:baseline;gap:12px;margin-bottom:16px;}
.sec-num{font-size:13px;font-weight:700;color:var(--c-primary);letter-spacing:.16em;font-variant-numeric:tabular-nums;}
.doc-section h2{font-size:26px;line-height:1.35;}
.doc-section p{max-width:760px;}
.sec-media{margin:26px 0 22px;max-width:620px;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-1);}
.sec-media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.sec-media.align-right{margin-left:auto;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--c-primary);}
.link-arrow i{font-size:13px;transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- FAQ ---------- */
.faq-wrap{padding:72px 0 80px;}
.section-head{max-width:700px;margin-bottom:28px;}
.section-head h2{font-size:30px;line-height:1.35;margin:14px 0 12px;}
.section-head p{margin-bottom:0;}
.faq-accordion{
  --bs-accordion-border-width:0;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-active-bg:var(--c-primary-soft);
  --bs-accordion-active-color:var(--c-primary);
  --bs-accordion-btn-padding-x:22px;
  --bs-accordion-btn-padding-y:18px;
  max-width:900px;
}
.faq-accordion .accordion-item{border:1px solid var(--c-line);border-radius:var(--r-img);margin-bottom:12px;overflow:hidden;background:#fff;box-shadow:var(--shadow-1);}
.faq-accordion .accordion-button{font-size:16px;font-weight:600;color:var(--c-ink);background:#fff;gap:12px;}
.faq-accordion .accordion-button:not(.collapsed){color:var(--c-primary);box-shadow:inset 3px 0 0 var(--c-primary);}
.faq-accordion .accordion-button::after{background-size:14px;width:14px;height:14px;}
.faq-accordion .accordion-body{font-size:15px;line-height:1.8;color:var(--c-text);padding:0 22px 20px;max-width:820px;}

/* ---------- CTA ---------- */
.cta-wrap{padding:0 0 88px;}
.cta-bar{background:#fff;border:1px solid var(--c-primary);border-radius:var(--r-card);padding:32px 36px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:var(--shadow-1);}
.cta-bar h2{font-size:24px;margin-bottom:8px;}
.cta-bar p{margin:0;max-width:620px;font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.82);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{background:rgba(255,255,255,.16);}
.footer-brand strong{color:#fff;font-size:15px;display:block;line-height:1.2;}
.footer-brand em{font-style:normal;font-size:11px;color:rgba(255,255,255,.6);letter-spacing:.06em;}
.site-footer p{font-size:14px;color:rgba(255,255,255,.72);max-width:340px;margin:0;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-links,.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;}
.footer-links a{color:rgba(255,255,255,.72);}
.footer-links a:hover{color:#fff;text-decoration:underline;}
.footer-contact li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.72);}
.footer-contact i{color:rgba(255,255,255,.5);font-size:13px;width:16px;}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:22px;font-size:12px;color:rgba(255,255,255,.55);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .doc-layout{grid-template-columns:260px minmax(0,1fr);gap:40px;}
  .hero-copy h1{font-size:37px;}
}
@media (max-width:991.98px){
  .header-inner{gap:14px;}
  .main-nav{
    position:absolute;top:68px;left:0;right:0;margin:0;flex-direction:column;align-items:stretch;gap:4px;
    background:#fff;border-bottom:1px solid var(--c-line);box-shadow:0 20px 30px -20px rgba(16,27,44,.35);
    padding:14px 18px 18px;display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{padding:12px;}
  .nav-link.active{background:var(--c-primary-soft);}
  .nav-link.active::after{display:none;}
  .nav-toggle{display:inline-flex;}
  .command-search{display:none;}
  .nav-search{display:flex;align-items:center;gap:8px;height:42px;border:1px solid var(--c-line);background:var(--c-bg);border-radius:var(--r-btn);padding:0 12px;margin-bottom:8px;}
  .nav-search i{color:var(--c-muted);font-size:13px;}
  .nav-search input{border:0;background:transparent;outline:none;width:100%;font-size:15px;color:var(--c-text);}
  .btn-cta{width:40px;height:40px;padding:0;border-radius:var(--r-btn);}
  .btn-cta .cta-text{display:none;}
  .btn-cta i{display:inline-block;}
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .hero-copy h1{font-size:34px;}
  .doc-layout{grid-template-columns:1fr;gap:0;}
  .toc-card{position:static;margin-bottom:36px;}
  .toc-list{flex-direction:row;flex-wrap:wrap;gap:8px;}
  .toc-list li{flex:0 0 auto;}
  .toc-link{border:1px solid var(--c-line);border-radius:999px;padding:7px 13px;border-left-width:1px;}
  .toc-link.active{border-color:var(--c-primary);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767.98px){
  .container{padding:0 18px;}
  .page-hero{padding:34px 0 44px;}
  .hero-copy h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .doc-wrap{padding:48px 0 0;}
  .doc-section{padding-bottom:36px;margin-bottom:36px;}
  .doc-section h2{font-size:22px;}
  .sec-media{max-width:100%;}
  .faq-wrap{padding:48px 0 56px;}
  .section-head h2{font-size:24px;}
  .cta-wrap{padding:0 0 56px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:26px 22px;}
  .site-footer{padding:48px 0 22px;}
}
@media (max-width:575.98px){
  .hero-points{flex-direction:column;align-items:flex-start;gap:10px;}
  .hero-points span+span{padding-left:0;border-left:0;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
}

/* roulang page: category3 */
:root{
  --c-primary:#17569C;
  --c-primary-deep:#0E3A6E;
  --c-primary-soft:#E9F1FB;
  --c-accent:#F5A524;
  --c-teal:#12A594;
  --c-ink:#101B2C;
  --c-text:#3C4A5E;
  --c-muted:#7A8798;
  --c-line:#E5EBF3;
  --c-bg:#F6F8FB;
  --c-surface:#FFFFFF;
  --r-btn:10px;
  --r-input:10px;
  --r-card:14px;
  --r-img:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,27,44,.04), 0 8px 24px -12px rgba(16,27,44,.10);
  --sh-2:0 2px 4px rgba(16,27,44,.06), 0 16px 36px -14px rgba(23,86,156,.22);
  --container:1200px;
  --section-y:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--c-primary-deep)}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;line-height:1.35}
h1{font-size:32px;line-height:1.3}
h2{font-size:27px}
h3{font-size:18px;font-weight:600;line-height:1.5}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(23,86,156,.35);outline-offset:2px;border-radius:6px}
::selection{background:rgba(23,86,156,.14)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 28px -20px rgba(16,27,44,.35)}
.header-inner{display:flex;align-items:center;gap:26px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;letter-spacing:.02em;
  box-shadow:0 6px 16px -8px rgba(23,86,156,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-text strong{font-size:16px;color:var(--c-ink);letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11px;color:var(--c-muted);letter-spacing:.08em}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav-link{
  position:relative;
  display:block;
  padding:9px 12px;
  font-size:15px;font-weight:500;color:var(--c-text);
  border-radius:8px;white-space:nowrap;
}
.nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.nav-link.active{color:var(--c-primary);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:3px;
  border-radius:3px;background:var(--c-primary);
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 10px 0 12px;
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-input);
  transition:width .25s ease,border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.command-search i{font-size:13px;color:var(--c-muted)}
.command-search input{
  flex:1;min-width:0;height:100%;border:0;background:transparent;
  font-size:14px;color:var(--c-ink);outline:none;
}
.command-search input::placeholder{color:#9AA6B6}
.command-search:focus-within{width:320px;background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(23,86,156,.12)}
.kbd{
  font-size:11px;line-height:1;color:var(--c-muted);
  border:1px solid var(--c-line);background:#fff;border-radius:6px;padding:3px 6px;
}
.icon-btn{
  display:flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:var(--r-btn);
  background:#fff;border:1px solid var(--c-line);color:var(--c-primary);font-size:14px;
}
.icon-btn:hover{background:var(--c-primary-soft);border-color:#CFE0F5;color:var(--c-primary)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:var(--r-btn);
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink);font-size:15px;
  cursor:pointer;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;text-decoration:none;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .15s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary);box-shadow:0 10px 24px -16px rgba(23,86,156,.9)}
.btn-primary:hover{background:#134886;border-color:#134886;color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:none;background:#0E3A6E}
.btn-outline{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.btn-soft{background:var(--c-primary-soft);color:var(--c-primary);border-color:transparent}
.btn-soft:hover{background:#D8E7F8;color:var(--c-primary)}
.btn-block{width:100%}
.btn-cta{height:40px;padding:0 20px;font-size:14px;box-shadow:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary)}
.link-arrow i{transition:transform .2s ease;font-size:12px}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- breadcrumb ---------- */
.crumb-wrap{padding:18px 0 0}
.breadcrumb-nav{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-muted);flex-wrap:wrap}
.breadcrumb-nav a{color:var(--c-muted)}
.breadcrumb-nav a:hover{color:var(--c-primary)}
.breadcrumb-nav .sep{color:#BCC7D6}
.breadcrumb-nav .current{color:var(--c-ink)}

/* ---------- notice bar (hero) ---------- */
.notice-bar{
  background:var(--c-primary-soft);
  border-top:1px solid #D9E7F8;
  border-bottom:1px solid #D9E7F8;
  margin-top:18px;
  padding:36px 0;
}
.notice-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.notice-main{max-width:700px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--c-primary);
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--c-accent);border-radius:2px}
.notice-main h1{margin:12px 0 10px}
.notice-main p{font-size:15px;color:var(--c-text)}
.notice-stats{display:flex;gap:32px;flex-wrap:wrap}
.notice-stats .stat{min-width:90px}
.notice-stats .stat strong{
  display:block;font-size:22px;font-weight:700;color:var(--c-ink);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.notice-stats .stat span{display:block;font-size:13px;color:var(--c-muted);margin-top:2px}

/* ---------- generic section ---------- */
.section{padding:var(--section-y) 0}
.section-alt{background:#fff;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section-head{max-width:720px;margin-bottom:34px}
.section-head h2{margin:10px 0 12px}
.section-head p{font-size:15px;color:var(--c-muted);line-height:1.8}

/* ---------- ticket cards ---------- */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ticket{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.ticket:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFE0F5}
.ticket-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-primary-soft)}
.ticket-media img{width:100%;height:100%;object-fit:cover}
.ticket-tag{
  position:absolute;top:12px;left:12px;
  background:rgba(255,255,255,.94);color:var(--c-primary);
  font-size:12px;font-weight:600;padding:4px 11px;border-radius:var(--r-pill);
  box-shadow:0 4px 12px -8px rgba(16,27,44,.5);
}
.ticket-body{position:relative;padding:24px 22px 26px;display:flex;flex-direction:column;gap:16px;flex:1}
.ticket-body::before{
  content:"";position:absolute;top:0;left:22px;right:22px;
  border-top:1px dashed #D8E2EF;
}
.ticket-body p{font-size:14px;color:var(--c-text);line-height:1.75}
.ticket-meta{display:flex;flex-direction:column;gap:10px;margin-top:auto}
.ticket-meta li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--c-muted);
  padding-bottom:9px;border-bottom:1px dashed var(--c-line);
}
.ticket-meta li:last-child{border-bottom:0;padding-bottom:0}
.ticket-meta li b{color:var(--c-ink);font-weight:600}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.tl-item{
  position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 22px 22px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFE0F5}
.tl-item::before{
  content:"";position:absolute;top:0;left:22px;width:38px;height:3px;
  background:var(--c-accent);border-radius:0 0 3px 3px;
}
.tl-step{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--c-muted)}
.tl-item h3{font-size:17px;margin:12px 0 8px}
.tl-item p{font-size:14px;color:var(--c-text)}

/* ---------- row list ---------- */
.row-list{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);
}
.row-item{
  position:relative;
  display:grid;grid-template-columns:76px 1fr auto;align-items:center;gap:22px;
  min-height:96px;padding:18px 26px;
  border-bottom:1px solid var(--c-line);
  transition:background-color .2s ease;
}
.row-item:last-child{border-bottom:0}
.row-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--c-primary);
  transform:scaleY(0);transform-origin:center;
  transition:transform .2s ease;
}
.row-item:hover{background:var(--c-primary-soft)}
.row-item:hover::before{transform:scaleY(1)}
.row-no{
  font-size:15px;font-weight:700;color:var(--c-primary);
  letter-spacing:.08em;font-variant-numeric:tabular-nums;
}
.row-main h3{font-size:17.5px;margin-bottom:5px}
.row-main p{font-size:14px;color:var(--c-muted);line-height:1.7;max-width:660px}
.row-side{display:flex;align-items:center;gap:16px;white-space:nowrap}
.row-side time{font-size:13px;color:var(--c-muted);font-variant-numeric:tabular-nums}
.row-arrow{
  display:flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;
  background:#fff;border:1px solid var(--c-line);color:var(--c-primary);font-size:12px;
  transition:background-color .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
}
.row-item:hover .row-arrow{background:var(--c-primary);border-color:var(--c-primary);color:#fff;transform:translateX(3px)}

/* ---------- split block ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.split-text h2{margin:12px 0 14px}
.split-text > p{font-size:15px;color:var(--c-text)}
.split-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-img);box-shadow:var(--sh-1);
}
.step-list{display:flex;flex-direction:column;gap:20px;margin-top:28px}
.step-list li{display:flex;gap:14px}
.step-num{
  flex:0 0 30px;width:30px;height:30px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:14px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step-list h3{font-size:16px;margin-bottom:4px}
.step-list p{font-size:14px;color:var(--c-muted);line-height:1.7}

/* ---------- check grid ---------- */
.check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.check-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.check-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#CFE0F5}
.check-icon{
  width:38px;height:38px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);font-size:15px;
  margin-bottom:14px;
}
.check-card h3{font-size:16px;margin-bottom:7px}
.check-card p{font-size:14px;color:var(--c-muted);line-height:1.75}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px}
.accordion{--bs-accordion-border-width:0;--bs-accordion-bg:transparent}
.accordion-item{
  background:#fff;border:1px solid var(--c-line)!important;border-radius:12px!important;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh-1);
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  position:relative;
  font-size:16px;font-weight:600;color:var(--c-ink);
  background:#fff;padding:18px 56px 18px 54px;
  box-shadow:none!important;border-radius:12px!important;
  transition:color .2s ease,background-color .2s ease;
}
.accordion-button::before{
  content:"?";position:absolute;left:20px;top:50%;transform:translateY(-50%);
  width:22px;height:22px;border-radius:50%;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M2 5.4 8 11.2l6-5.8' fill='none' stroke='%2317569C' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size:14px;width:14px;height:14px;background-position:center;
  transition:transform .2s ease;
}
.accordion-button:not(.collapsed){color:var(--c-primary);background:var(--c-primary-soft)}
.accordion-button:not(.collapsed)::before{background:var(--c-primary);color:#fff}
.accordion-button:focus{box-shadow:none!important}
.accordion-body{
  padding:6px 24px 22px 54px;font-size:15px;line-height:1.85;color:var(--c-text);
  background:#fff;
}

/* ---------- cta bar ---------- */
.cta-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  background:#fff;border:1px solid var(--c-line);border-left:4px solid var(--c-primary);
  border-radius:var(--r-card);padding:28px 32px;box-shadow:var(--sh-1);
}
.cta-bar h2{font-size:20px}
.cta-bar p{font-size:14px;color:var(--c-muted);margin-top:6px;max-width:620px}

/* ---------- footer ---------- */
.site-footer{background:var(--c-primary-deep);color:rgba(255,255,255,.72);padding:64px 0 26px}
.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}
.footer-brand .brand-mark{background:rgba(255,255,255,.14);box-shadow:none;color:#fff}
.footer-brand strong{display:block;color:#fff;font-size:16px;line-height:1.3}
.footer-brand em{display:block;font-style:normal;font-size:11px;letter-spacing:.08em;color:rgba(255,255,255,.55)}
.site-footer .about{font-size:14px;line-height:1.9;color:rgba(255,255,255,.7)}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-links li a{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.72)}
.footer-links li a:hover{color:#fff;text-decoration:underline}
.footer-contact li{display:flex;align-items:center;gap:10px;padding:6px 0;font-size:14px;color:rgba(255,255,255,.72)}
.footer-contact i{color:rgba(255,255,255,.5);width:14px;font-size:13px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);
  margin-top:44px;padding-top:22px;
  font-size:12px;color:rgba(255,255,255,.5);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .command-search{width:190px}
  .command-search:focus-within{width:250px}
  .nav-link{padding:9px 9px;font-size:14.5px}
}
@media (max-width:991.98px){
  :root{--section-y:60px}
  .main-nav{
    position:fixed;left:0;right:0;top:68px;
    flex-direction:column;align-items:stretch;gap:2px;
    margin:0;padding:16px 20px 22px;
    background:#fff;border-bottom:1px solid var(--c-line);
    box-shadow:0 18px 32px -22px rgba(16,27,44,.5);
    max-height:calc(100vh - 68px);overflow:auto;
    opacity:0;visibility:hidden;transform:translateY(-10px);
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  .main-nav.is-open{opacity:1;visibility:visible;transform:none}
  .nav-link{padding:13px 14px;font-size:15px;border-radius:10px}
  .nav-link.active::after{display:none}
  .nav-link.active{background:var(--c-primary-soft)}
  .nav-toggle{display:flex}
  .command-search{display:none}
  .notice-inner{flex-direction:column;align-items:flex-start;gap:26px}
  .notice-main h1{font-size:26px}
  .ticket-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .check-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
}
@media (max-width:767.98px){
  :root{--section-y:56px}
  h1{font-size:24px}
  h2{font-size:22px}
  .ticket-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .check-grid{grid-template-columns:1fr}
  .row-item{grid-template-columns:1fr;gap:12px;padding:20px 20px 22px;min-height:0}
  .row-main h3{font-size:16.5px}
  .row-side{justify-content:space-between;width:100%}
  .notice-stats{gap:24px}
  .notice-stats .stat strong{font-size:20px}
  .cta-bar{padding:22px}
  .accordion-button{padding:16px 48px 16px 50px;font-size:15px}
  .accordion-body{padding:4px 20px 20px 50px;font-size:14.5px}
}
@media (max-width:575.98px){
  .container{padding-left:18px;padding-right:18px}
  .brand-text em{display:none}
  .btn-cta{padding:0 14px;font-size:13px}
  .site-footer{padding:48px 0 22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .notice-bar{padding:28px 0}
}