/* roulang page: index */
:root{
  --ink:#171A1F;
  --ink-2:#2A2E36;
  --paper:#F4F1E9;
  --surface:#FFFFFF;
  --primary:#12B8A6;
  --primary-deep:#0B8F82;
  --primary-soft:#E6F7F4;
  --accent:#FF6B35;
  --violet:#6C5CE7;
  --muted:#6A6F78;
  --line:#DDD7CA;
  --line-dark:#343943;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow-1:0 8px 24px rgba(23,26,31,.07);
  --shadow-2:0 18px 50px rgba(23,26,31,.12);
  --container:1200px;
  --section-y:72px;
  --bs-primary:#12B8A6;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#171A1F;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4{margin:0;letter-spacing:.02em;font-weight:800;color:var(--ink);}
h1{font-size:clamp(32px,4.7vw,54px);line-height:1.15;}
h2{font-size:clamp(26px,3vw,34px);line-height:1.25;}
h3{font-size:20px;line-height:1.4;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,184,166,.55);outline-offset:2px;}
.wrap{max-width:var(--container);margin:0 auto;padding:0 20px;}
.section{padding:var(--section-y) 0;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;padding:14px 0;background:linear-gradient(180deg,rgba(244,241,233,.97),rgba(244,241,233,.86));}
.nav-shell{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow-1);
  padding:10px 14px;
  display:flex;
  align-items:center;
  gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{display:flex;flex-direction:column;gap:3px;width:22px;}
.brand-mark i{display:block;height:5px;border-radius:3px;}
.brand-mark i:nth-child(1){background:var(--primary);width:22px;}
.brand-mark i:nth-child(2){background:var(--accent);width:16px;transform:skewX(-18deg);}
.brand-mark i:nth-child(3){background:var(--violet);width:11px;transform:skewX(-18deg);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:20px;font-weight:800;letter-spacing:.02em;color:var(--ink);}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:.06em;}
.nav-links{display:flex;align-items:center;gap:6px;flex:1 1 auto;flex-wrap:nowrap;}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;border-radius:12px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease;
}
.nav-item:hover{background:var(--primary-soft);color:var(--primary-deep);}
.nav-item.is-active{background:#EDF9F7;color:var(--primary-deep);box-shadow:inset 3px 0 0 var(--primary);}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:var(--line);flex:0 0 auto;}
.nav-item.is-active .dot,.nav-item:hover .dot{background:var(--primary);}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;border-radius:999px;
  background:var(--accent);color:#241609;font-weight:800;font-size:14px;
  border:none;white-space:nowrap;
  transition:transform .18s ease,box-shadow .2s ease,background .2s ease;
}
.nav-cta:hover{background:#F25C24;color:#241609;transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,107,53,.32);}
.burger{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);align-items:center;justify-content:center;
}
.burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}

/* 移动端面板 */
.offcanvas-panel{background:var(--surface);border-left:1px solid var(--line);}
.offcanvas-panel .offcanvas-header{border-bottom:1px solid var(--line);padding:16px 18px;}
.offcanvas-panel .offcanvas-body{padding:18px;}
.mnav-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;}
.mnav-card{
  display:flex;flex-direction:column;gap:4px;padding:14px;border-radius:14px;
  border:1px solid var(--line);background:#FCFBF7;color:var(--ink-2);font-size:14px;font-weight:600;
}
.mnav-card small{color:var(--muted);font-weight:400;font-size:12px;}
.mnav-card.is-active{background:#EDF9F7;border-color:#B7E7E0;color:var(--primary-deep);}
.mnav-card:hover{background:var(--primary-soft);color:var(--primary-deep);}

/* ============ Hero ============ */
.hero{padding:34px 0 24px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:#EFF8F6;color:var(--primary-deep);
  font-size:13px;font-weight:700;border:1px solid #CBE9E4;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--primary);display:inline-block;}
.hero h1{margin:18px 0 0;}
.hero h1 em{font-style:normal;color:var(--primary-deep);}
.hero-sub{margin-top:16px;font-size:16px;color:var(--ink-2);max-width:560px;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:none;
  background:var(--primary);color:#062925;font-weight:800;font-size:15px;
  transition:background .2s ease,transform .18s ease,box-shadow .2s ease;
}
.btn-main:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(11,143,130,.28);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);color:var(--ink);font-weight:700;font-size:15px;
  transition:background .2s ease,border-color .2s ease,transform .18s ease;
}
.btn-ghost:hover{background:var(--primary-soft);border-color:#B7E7E0;color:var(--primary-deep);transform:translateY(-2px);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:999px;font-size:13px;font-weight:600;
  background:#FCFBF7;border:1px solid var(--line);color:var(--ink-2);
}
.tag i{width:6px;height:6px;border-radius:50%;background:var(--primary);}
.tag.t-orange i{background:var(--accent);}
.tag.t-violet i{background:var(--violet);}
.hero-visual{position:relative;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-2);}
.hero-visual img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-visual::after{
  content:"";position:absolute;inset:0;background:rgba(23,26,31,.12);
}
.hero-float{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  background:var(--ink);border-radius:16px;padding:14px 16px;color:#fff;
  box-shadow:0 12px 30px rgba(0,0,0,.3);
}
.hero-float .line{height:2px;background:linear-gradient(90deg,var(--primary),rgba(18,184,166,0));border-radius:2px;margin-bottom:10px;}
.hero-float .metrics{display:flex;gap:18px;flex-wrap:wrap;}
.hero-float .metrics div{display:flex;flex-direction:column;line-height:1.3;}
.hero-float b{font-size:20px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;}
.hero-float small{font-size:12px;color:#B9C0C8;}

/* ============ 指标看板 ============ */
.dash-main{
  background:var(--ink);border-radius:var(--radius-l);padding:28px;color:#fff;
  height:100%;display:flex;flex-direction:column;justify-content:space-between;
  position:relative;overflow:hidden;
}
.dash-main::before{
  content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,166,.35),rgba(18,184,166,0) 70%);
}
.dash-main .k{font-size:13px;color:#A9B3BC;letter-spacing:.04em;}
.dash-main .v{font-size:44px;font-weight:800;line-height:1.1;margin-top:8px;font-variant-numeric:tabular-nums;}
.dash-main .d{font-size:14px;color:#C7CFD6;margin-top:8px;max-width:300px;}
.bars{display:flex;align-items:flex-end;gap:8px;height:72px;margin-top:22px;position:relative;z-index:1;}
.bars i{flex:1;background:linear-gradient(180deg,var(--primary),rgba(18,184,166,.25));border-radius:6px 6px 3px 3px;display:block;}
.mini-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:20px;height:100%;box-shadow:var(--shadow-1);
  display:flex;flex-direction:column;gap:6px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.mini-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.mini-card .row-top{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;}
.mini-card .v{font-size:30px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;}
.mini-card .k{font-size:13px;color:var(--muted);}
.pill{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:700;white-space:nowrap;
}
.pill-green{background:#E3F7F4;color:var(--primary-deep);}
.pill-orange{background:#FFEDE5;color:#C8451A;}
.pill-violet{background:#ECEAFD;color:#4B3FCB;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:32px;}
.section-head .eyebrow{font-size:13px;font-weight:800;color:var(--primary-deep);letter-spacing:.14em;text-transform:uppercase;}
.section-head h2{margin-top:8px;}
.section-head p{color:var(--muted);font-size:15px;max-width:520px;margin-top:8px;}

/* ============ 服务矩阵 Bento ============ */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.bento .cell{display:flex;}
.svc{
  width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:26px;display:flex;flex-direction:column;gap:12px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.svc:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#CBE9E4;}
.svc .ico{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:#EFF8F6;color:var(--primary-deep);
}
.svc .lbl{font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--muted);text-transform:uppercase;}
.svc h3{margin-top:2px;}
.svc p{font-size:14px;color:var(--muted);line-height:1.75;}
.svc .more{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--primary-deep);}
.svc:hover .more svg{transform:translateX(4px);}
.svc .more svg{transition:transform .2s ease;}
.svc.dark{background:var(--ink);border-color:var(--line-dark);}
.svc.dark h3,.svc.dark .more{color:#fff;}
.svc.dark p{color:#AEB7BF;}
.svc.dark .lbl{color:#8A949D;}
.svc.dark .ico{background:rgba(18,184,166,.16);color:var(--primary);}
.svc.mint{background:#E8F7F4;border-color:#C4E9E2;}
.svc.mint .ico{background:#FFFFFF;color:var(--primary-deep);}
.span-7{grid-column:span 7;}
.span-5{grid-column:span 5;}
.span-6{grid-column:span 6;}
.span-4{grid-column:span 4;}
.span-3{grid-column:span 3;}

/* ============ 路径对照 ============ */
.compare-wrap{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:8px;box-shadow:var(--shadow-1);overflow-x:auto;
}
.compare{min-width:720px;width:100%;}
.compare .head{
  display:grid;grid-template-columns:1fr 64px 1fr;gap:8px;padding:14px 18px;
  font-size:13px;font-weight:800;color:var(--muted);letter-spacing:.08em;
}
.compare .row{
  display:grid;grid-template-columns:1fr 64px 1fr;gap:8px;align-items:center;
  padding:16px 18px;border-radius:14px;
}
.compare .row:nth-child(odd){background:#FBF9F3;}
.compare .row .a{color:var(--muted);font-size:15px;}
.compare .row .b{color:var(--ink);font-weight:700;font-size:15px;display:flex;align-items:center;gap:8px;}
.compare .row .b svg{flex:0 0 auto;color:var(--primary-deep);}
.compare .arrow{display:flex;align-items:center;justify-content:center;color:#C0BAAE;}

/* ============ 资讯列表 ============ */
.news-lead{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;box-shadow:var(--shadow-1);display:flex;flex-direction:column;height:100%;
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-lead:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.news-lead .thumb{position:relative;}
.news-lead .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.news-lead .thumb .badge-cat{
  position:absolute;left:16px;top:16px;background:rgba(23,26,31,.86);color:#fff;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:700;
}
.news-lead .body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-lead h3{font-size:22px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-lead h3 a{color:var(--ink);}
.news-lead h3 a:hover{color:var(--primary-deep);}
.news-lead p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-lead .meta{margin-top:auto;display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted);}
.news-mini{
  display:flex;gap:14px;align-items:flex-start;padding:16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);
  box-shadow:var(--shadow-1);transition:transform .18s ease,box-shadow .2s ease;
}
.news-mini + .news-mini{margin-top:14px;}
.news-mini:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.news-mini img{width:80px;height:80px;border-radius:12px;object-fit:cover;flex:0 0 auto;}
.news-mini h4{font-size:15px;font-weight:700;line-height:1.5;margin:0;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini h4 a{color:inherit;}
.news-mini h4 a:hover{color:var(--primary-deep);}
.news-mini p{font-size:13px;color:var(--muted);margin-top:6px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.news-mini .meta{font-size:12px;color:#8E949B;margin-top:6px;}
.empty-news{
  border:2px dashed var(--line);border-radius:var(--radius-m);padding:48px 24px;text-align:center;
  color:var(--muted);background:#FCFBF7;font-size:15px;
}

/* ============ FAQ ============ */
.accordion-item{
  border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;
  margin-bottom:12px;background:var(--surface);
}
.accordion-button{
  font-size:17px;font-weight:700;color:var(--ink);background:var(--surface);
  padding:18px 20px;box-shadow:none!important;
}
.accordion-button:not(.collapsed){background:#EDF9F7;color:var(--primary-deep);}
.accordion-button::after{
  background-image:none;width:16px;height:16px;flex:0 0 16px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg);transition:transform .2s ease;margin-left:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.accordion-body{font-size:15px;line-height:1.85;color:var(--ink-2);padding:4px 20px 20px;background:#EDF9F7;}

/* ============ 表单 ============ */
.cta-panel{background:var(--ink);border-radius:var(--radius-l);padding:44px;position:relative;overflow:hidden;}
.cta-panel::before{
  content:"";position:absolute;right:-60px;bottom:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,92,231,.35),rgba(108,92,231,0) 70%);
}
.cta-panel h2{color:#fff;}
.cta-panel .lead{color:#B4BDC5;font-size:15px;margin-top:14px;max-width:400px;}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;color:#D5DCE2;font-size:14px;}
.cta-points svg{flex:0 0 auto;margin-top:5px;color:var(--primary);}
.form-card{background:var(--surface);border-radius:var(--radius-m);padding:28px;position:relative;z-index:1;}
.form-label{font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:6px;}
.form-control,.form-select{
  height:48px;border-radius:12px;border:1px solid var(--line);background:#fff;
  font-size:15px;color:var(--ink);padding:0 14px;box-shadow:none;
}
textarea.form-control{height:120px;padding:12px 14px;resize:vertical;line-height:1.7;}
.form-control:focus,.form-select:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(18,184,166,.18);
}
.form-check-input{border:1px solid var(--line);width:18px;height:18px;margin-top:3px;}
.form-check-input:checked{background-color:var(--primary);border-color:var(--primary);}
.form-check-input:focus{box-shadow:0 0 0 3px rgba(18,184,166,.2);border-color:var(--primary);}
.form-check-label{font-size:13px;color:var(--muted);line-height:1.7;}
.btn-submit{
  width:100%;height:50px;border-radius:999px;border:none;background:var(--accent);color:#241609;
  font-weight:800;font-size:15px;transition:background .2s ease,transform .18s ease;
}
.btn-submit:hover{background:#F25C24;transform:translateY(-2px);}
.form-tip{font-size:13px;color:var(--primary-deep);margin-top:12px;display:none;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#B4BDC5;padding:60px 0 0;margin-top:var(--section-y);}
.site-footer h4{color:#fff;font-size:15px;font-weight:800;margin-bottom:16px;letter-spacing:.04em;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand b{color:#fff;font-size:19px;font-weight:800;line-height:1.2;}
.footer-brand span{display:block;font-size:11px;color:#8A949D;letter-spacing:.06em;}
.footer-desc{font-size:14px;line-height:1.85;color:#98A2AB;max-width:300px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:#B4BDC5;transition:color .2s ease;}
.footer-links a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line-dark);padding:20px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#8A949D;
}
.footer-bottom a{color:#8A949D;}
.footer-bottom a:hover{color:var(--primary);}
.to-top{
  position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
  background:var(--primary);color:#062925;display:flex;align-items:center;justify-content:center;
  border:none;box-shadow:0 10px 24px rgba(18,184,166,.35);z-index:1040;
  opacity:0;pointer-events:none;transition:opacity .25s ease,transform .2s ease;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);background:var(--primary-deep);color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--container:1040px;--section-y:64px;}
  .nav-item{padding:8px 10px;font-size:13px;}
  .brand-text b{font-size:18px;}
}
@media (max-width:991px){
  :root{--section-y:52px;}
  .nav-links,.nav-shell .nav-cta{display:none;}
  .burger{display:inline-flex;}
  .nav-shell{justify-content:space-between;}
  .hero-visual{margin-top:28px;}
  .span-7,.span-5,.span-6,.span-4,.span-3{grid-column:span 12;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .bento .span-7,.bento .span-5,.bento .span-6,.bento .span-4,.bento .span-3{grid-column:span 1;}
  .cta-panel{padding:30px;}
  .form-card{margin-top:24px;}
}
@media (max-width:767px){
  :root{--section-y:44px;}
  body{font-size:15px;}
  .hero{padding:22px 0 10px;}
  .hero-sub{font-size:15px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{flex:1 1 auto;}
  .bento{grid-template-columns:1fr;}
  .compare .head{font-size:12px;}
  .news-lead h3{font-size:19px;}
  .cta-panel{padding:22px;border-radius:20px;}
  .form-card{padding:20px;}
  .site-footer{padding-top:44px;}
  .dash-main .v{font-size:36px;}
}
@media (max-width:575px){
  .brand-text b{font-size:16px;}
  .brand-text span{font-size:10px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .mini-card .v{font-size:26px;}
  .news-mini img{width:64px;height:64px;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: article */
:root{
  --ink:#171A1F;
  --ink-2:#2A2E36;
  --paper:#F4F1E9;
  --surface:#FFFFFF;
  --primary:#12B8A6;
  --primary-deep:#0B8F82;
  --primary-soft:#E3F7F4;
  --accent:#FF6B35;
  --accent-soft:#FFEDE5;
  --violet:#6C5CE7;
  --violet-soft:#EDEBFD;
  --muted:#6A6F78;
  --line:#DDD7CA;
  --line-dark:#343943;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow-1:0 8px 24px rgba(23,26,31,.07);
  --shadow-2:0 18px 50px rgba(23,26,31,.12);
  --container:1200px;
  --section-y:72px;

  --bs-body-bg:var(--paper);
  --bs-body-color:var(--ink);
  --bs-border-radius:var(--radius-m);
  --bs-primary:#12B8A6;
  --bs-link-color:#0B8F82;
  --bs-link-hover-color:#FF6B35;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--primary-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4,h5{margin:0;letter-spacing:.015em;color:var(--ink);}
p{margin:0;}
ul,ol{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,184,166,.45);outline-offset:2px;}
::selection{background:var(--primary-soft);color:var(--ink);}
.num{font-variant-numeric:tabular-nums;}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  padding:14px 0 10px;
  background:linear-gradient(180deg,rgba(244,241,233,.98) 60%,rgba(244,241,233,0));
}
.nav-card{
  position:relative;
  display:flex;align-items:center;gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  padding:10px 14px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .25s ease;
}
.nav-card:hover{box-shadow:var(--shadow-2);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--ink);
  display:flex;align-items:flex-end;justify-content:center;gap:3px;
  padding:8px 9px;flex:0 0 auto;
}
.brand-mark i{display:block;width:6px;border-radius:2px;transform:skewX(-14deg);}
.brand-mark i:nth-child(1){height:58%;background:var(--primary);}
.brand-mark i:nth-child(2){height:88%;background:var(--accent);}
.brand-mark i:nth-child(3){height:44%;background:var(--violet);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:16px;font-weight:800;letter-spacing:.02em;white-space:nowrap;}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:.16em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:#cfc9ba;transition:background .2s ease;}
.nav-item:hover{background:var(--primary-soft);color:var(--primary-deep);}
.nav-item:hover .dot{background:var(--primary);}
.nav-item.is-active{background:var(--primary-soft);color:var(--primary-deep);border-color:rgba(18,184,166,.28);}
.nav-item.is-active .dot{background:var(--primary);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
  transition:background .2s ease;
}
.nav-toggle:hover{background:var(--primary-soft);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}

/* ---------- buttons / tags ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:background .2s ease,transform .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
  cursor:pointer;
}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--primary);color:#052a26;}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{background:var(--primary-soft);border-color:rgba(18,184,166,.45);color:var(--primary-deep);transform:translateY(-2px);}
.btn-accent{
  background:var(--accent);color:#2b1405;font-weight:800;border-radius:999px;
  padding:10px 20px;font-size:14px;display:inline-flex;align-items:center;gap:6px;
  border:1px solid transparent;transition:background .2s ease,transform .2s ease;
}
.btn-accent:hover{background:#f2581f;color:#2b1405;transform:translateY(-2px);}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.05em;
  background:var(--primary-soft);color:var(--primary-deep);
}
.tag-accent{background:var(--accent-soft);color:#b23f12;}
.tag-violet{background:var(--violet-soft);color:#4b3fd1;}
.tag-plain{background:#F1EEE4;color:var(--ink-2);}

/* ---------- breadcrumb ---------- */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:26px 0 0;font-size:13px;color:var(--muted);
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary-deep);}
.crumb .sep{color:#c3bcab;}

/* ---------- article hero ---------- */
.article-hero{padding:16px 0 30px;position:relative;}
.article-hero::after{
  content:"";position:absolute;right:0;top:10px;width:180px;height:120px;
  background-image:radial-gradient(rgba(23,26,31,.18) 1px,transparent 1px);
  background-size:14px 14px;opacity:.35;pointer-events:none;
}
.article-title{
  font-size:clamp(28px,3.7vw,44px);
  line-height:1.25;font-weight:800;
  margin:16px 0 18px;max-width:920px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 22px;
  font-size:14px;color:var(--muted);
}
.article-meta .mi{display:inline-flex;align-items:center;gap:7px;}
.article-meta .mi svg{width:15px;height:15px;stroke:var(--primary-deep);}
.excerpt{
  margin-top:24px;max-width:920px;
  background:#fff;border:1px solid var(--line);
  border-left:4px solid var(--primary);
  border-radius:0 var(--radius-m) var(--radius-m) 0;
  padding:20px 24px;box-shadow:var(--shadow-1);
  font-size:15px;line-height:1.9;color:var(--ink-2);
}

/* ---------- article body ---------- */
.article-section{padding:8px 0 var(--section-y);}
.article-card{
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-l);padding:34px;
  box-shadow:var(--shadow-1);
}
.article-content{
  max-width:780px;
  font-size:17px;line-height:1.9;color:#23272e;
  word-break:break-word;
}
.article-content > *:first-child{margin-top:0;}
.article-content p{margin:0 0 18px;}
.article-content h2{
  font-size:24px;line-height:1.45;font-weight:800;
  margin:40px 0 16px;padding-left:14px;
  border-left:4px solid var(--primary);
  scroll-margin-top:112px;
}
.article-content h3{
  font-size:20px;font-weight:700;line-height:1.5;
  margin:28px 0 12px;scroll-margin-top:112px;
}
.article-content h4{font-size:17px;font-weight:700;margin:22px 0 10px;}
.article-content ul,.article-content ol{margin:0 0 18px;padding-left:22px;}
.article-content li{margin-bottom:8px;line-height:1.85;}
.article-content blockquote{
  margin:24px 0;padding:16px 22px;
  border-left:4px solid var(--primary);
  background:var(--primary-soft);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:var(--ink-2);font-size:16px;
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{
  border:1px solid var(--line);border-radius:14px;
  margin:22px 0 10px;height:auto;
}
.article-content figure{margin:22px 0;}
.article-content figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-content a{color:var(--primary-deep);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--accent);}
.article-content table{
  display:block;width:100%;overflow-x:auto;
  border-collapse:collapse;font-size:15px;margin:22px 0;
}
.article-content th,.article-content td{
  border:1px solid var(--line);padding:10px 14px;text-align:left;white-space:nowrap;
}
.article-content th{background:#FAF8F2;font-weight:700;}
.article-content code{
  background:#F1EEE4;border-radius:6px;padding:2px 6px;font-size:14px;
}
.article-end{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:36px;padding-top:24px;border-top:1px dashed var(--line);
}
.article-end .label{font-size:13px;color:var(--muted);margin-right:4px;}

/* ---------- empty ---------- */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius-m);
  background:#FAF8F2;padding:64px 24px;text-align:center;
}
.empty-state .ico{
  width:56px;height:56px;margin:0 auto 16px;border-radius:16px;
  background:var(--primary-soft);display:flex;align-items:center;justify-content:center;
}
.empty-state h3{font-size:20px;font-weight:800;margin-bottom:8px;}
.empty-state p{color:var(--muted);font-size:14px;margin-bottom:20px;}

/* ---------- sidebar ---------- */
.side-sticky{position:sticky;top:104px;display:flex;flex-direction:column;gap:16px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:20px;box-shadow:var(--shadow-1);
}
.side-card h3{
  display:flex;align-items:center;gap:9px;
  font-size:15px;font-weight:800;margin-bottom:14px;
}
.side-card h3::before{
  content:"";width:4px;height:16px;border-radius:2px;background:var(--primary);
}
.toc-list{
  list-style:none;margin:0;padding:0;
  max-height:280px;overflow-y:auto;font-size:14px;
}
.toc-list a{
  display:block;padding:7px 10px 7px 12px;
  border-left:2px solid var(--line);
  color:var(--ink-2);line-height:1.55;
  transition:all .2s ease;
}
.toc-list a:hover{color:var(--primary-deep);border-left-color:var(--primary);background:#FAFDFC;}
.toc-list li.lv3 a{padding-left:26px;font-size:13px;color:var(--muted);}
.toc-empty{font-size:13px;color:var(--muted);padding:6px 0 2px;}
.side-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:9px 10px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  transition:background .2s ease,color .2s ease,padding .2s ease;
}
.side-links a em{font-style:normal;font-size:12px;color:#b6b0a1;transition:transform .2s ease;}
.side-links a:hover{background:var(--primary-soft);color:var(--primary-deep);}
.side-links a:hover em{transform:translateX(3px);color:var(--primary-deep);}
.rel-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;}
.rel-list a{display:flex;gap:12px;align-items:flex-start;color:var(--ink-2);}
.rel-list a:hover .rel-title{color:var(--primary-deep);}
.rel-thumb{
  width:58px;height:58px;border-radius:10px;object-fit:cover;
  border:1px solid var(--line);flex:0 0 auto;
}
.rel-title{font-size:14px;font-weight:600;line-height:1.55;display:block;}
.rel-meta{font-size:12px;color:var(--muted);margin-top:4px;display:block;}
.side-back{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:48px;border-radius:999px;
  background:var(--ink);color:#fff;font-size:14px;font-weight:700;
  transition:background .2s ease,transform .2s ease;
}
.side-back:hover{background:var(--ink-2);color:#fff;transform:translateY(-2px);}

/* ---------- cta band ---------- */
.cta-band{
  margin-top:60px;
  background:var(--ink);color:#fff;
  border-radius:var(--radius-l);
  padding:38px 40px;
  display:flex;flex-wrap:wrap;align-items:center;gap:28px;
  justify-content:space-between;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:auto -60px -80px auto;
  width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,166,.28),transparent 68%);
}
.cta-band h2{color:#fff;font-size:clamp(21px,2.4vw,28px);font-weight:800;line-height:1.35;position:relative;}
.cta-band p{color:#A9AEB6;font-size:14px;margin-top:8px;max-width:520px;position:relative;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#d8d7d2;padding:64px 0 28px;margin-top:var(--section-y);}
.site-footer h4{font-size:14px;letter-spacing:.08em;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{background:#22262D;}
.footer-brand b{display:block;color:#fff;font-size:17px;font-weight:800;line-height:1.25;}
.footer-brand b + span{display:block;font-size:12px;color:#9AA0AA;letter-spacing:.14em;margin-top:2px;}
.footer-desc{font-size:14px;line-height:1.85;color:#9AA0AA;margin:0;max-width:330px;}
.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#C3C7CD;font-size:14px;}
.footer-links a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:#868C95;
}
.footer-bottom a{color:#B9BEC6;}
.footer-bottom a:hover{color:var(--primary);}
#toTop{
  position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;
  background:var(--ink);color:#fff;border:none;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);z-index:95;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .25s ease,visibility .25s ease,transform .25s ease,background .2s ease;
}
#toTop.show{opacity:1;visibility:visible;transform:translateY(0);}
#toTop:hover{background:var(--primary-deep);}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  :root{--section-y:60px;}
  .nav-item{padding:8px 10px;font-size:13.5px;}
}
@media (max-width:991px){
  :root{--section-y:52px;}
  .site-header{padding:10px 0 8px;}
  .nav-toggle{display:flex;}
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    margin-left:0;padding:12px;
    background:#fff;border:1px solid var(--line);border-radius:18px;
    box-shadow:var(--shadow-2);
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-item{padding:11px 14px;border-radius:12px;justify-content:flex-start;}
  .article-card{padding:24px;}
  .side-sticky{position:static;margin-top:8px;}
  .cta-band{padding:30px 24px;}
  .article-hero::after{display:none;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .article-title{font-size:26px;}
  .article-content{font-size:16px;line-height:1.9;}
  .article-content h2{font-size:21px;}
  .article-content h3{font-size:18px;}
  .excerpt{padding:16px 18px;font-size:14px;}
  .avatar,.brand-text b{font-size:15px;}
  .article-card{padding:20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .wrap{padding:0 14px;}
  .nav-card{padding:8px 10px;gap:10px;}
  .brand-text span{letter-spacing:.08em;}
  .article-hero{padding-top:8px;}
  .cta-band{padding:26px 18px;border-radius:var(--radius-m);}
  .cta-band .cta-actions .btn{width:100%;}
  .article-card{padding:16px;border-radius:var(--radius-m);}
}

/* roulang page: category1 */
:root{
  --ink:#171A1F;
  --ink-2:#2A2E36;
  --paper:#F4F1E9;
  --surface:#FFFFFF;
  --primary:#12B8A6;
  --primary-deep:#0B8F82;
  --accent:#FF6B35;
  --violet:#6C5CE7;
  --muted:#6A6F78;
  --line:#DDD7CA;
  --line-dark:#343943;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow-1:0 8px 24px rgba(23,26,31,.07);
  --shadow-2:0 18px 50px rgba(23,26,31,.12);
  --container:1200px;
  --section-y:72px;
  --bs-primary:#12B8A6;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#171A1F;
  --bs-border-radius:18px;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--primary-deep);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;border:0;background:none}
:focus-visible{outline:3px solid rgba(18,184,166,.45);outline-offset:2px}
.wrap{width:min(100% - 40px, var(--container));margin-inline:auto}
.section{padding-block:var(--section-y)}
.section-sm{padding-block:calc(var(--section-y) * .62)}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  padding:14px 0 8px;
  background:linear-gradient(180deg,rgba(244,241,233,.97) 62%,rgba(244,241,233,.72));
  backdrop-filter:blur(10px);
}
.header-card{
  display:flex;align-items:center;gap:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow-1);
  padding:12px 16px;
  min-height:74px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{display:inline-flex;align-items:flex-end;gap:3px;height:26px}
.brand-mark i{display:block;width:5px;border-radius:2px;transform:skewX(-12deg)}
.brand-mark i:nth-child(1){height:16px;background:var(--primary)}
.brand-mark i:nth-child(2){height:23px;background:var(--accent)}
.brand-mark i:nth-child(3){height:12px;background:var(--violet)}
.brand-text b{display:block;font-size:17px;font-weight:800;line-height:1.15;letter-spacing:.02em}
.brand-text span{display:block;font-size:11.5px;line-height:1.4;color:var(--muted);letter-spacing:.16em}
.nav-links{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center;flex-wrap:nowrap}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 12px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  white-space:nowrap;transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:#C9C3B6;transition:background .18s ease}
.nav-item:hover{background:rgba(18,184,166,.09);color:var(--ink)}
.nav-item:hover .dot{background:var(--primary)}
.nav-item.is-active{
  background:rgba(18,184,166,.13);
  color:var(--ink);
  box-shadow:inset 0 0 0 1px rgba(18,184,166,.32);
}
.nav-item.is-active .dot{background:var(--primary);box-shadow:0 0 0 3px rgba(18,184,166,.18)}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  height:46px;padding:0 22px;border-radius:999px;
  background:var(--accent);color:#20160F;font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease;
}
.btn-cta:hover{background:#F2561E;color:#20160F;transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,107,53,.28)}
.btn-cta:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  height:46px;padding:0 22px;border-radius:999px;
  background:var(--surface);color:var(--ink);font-size:15px;font-weight:700;
  border:1px solid var(--line);
  transition:background .18s ease,border-color .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(18,184,166,.12);border-color:rgba(18,184,166,.45);color:var(--ink);transform:translateY(-2px)}
.btn-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  height:46px;padding:0 24px;border-radius:999px;
  background:var(--primary);color:#0B211E;font-size:15px;font-weight:700;
  border:1px solid transparent;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-solid:hover{background:var(--primary-deep);color:#05201D;transform:translateY(-2px);box-shadow:0 10px 22px rgba(18,184,166,.26)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;
  background:var(--paper);border:1px solid var(--line);color:var(--ink);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-panel{
  display:none;
  margin-top:10px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-m);
  box-shadow:var(--shadow-1);padding:16px;
}
.mobile-panel.is-open{display:block}
.mobile-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
.mobile-nav a{
  display:flex;align-items:center;gap:8px;
  padding:12px 14px;border-radius:14px;
  background:var(--paper);border:1px solid var(--line);
  font-size:14.5px;font-weight:600;color:var(--ink);
}
.mobile-nav a.is-active{background:rgba(18,184,166,.14);border-color:rgba(18,184,166,.42)}
.mobile-nav a .dot{width:6px;height:6px;border-radius:50%;background:#C9C3B6}
.mobile-nav a.is-active .dot{background:var(--primary)}
.mobile-panel .btn-cta{width:100%}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13.5px;color:var(--muted);padding:18px 0 0;
}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--primary-deep)}
.crumb .sep{color:#BFB9AA}
.crumb .now{color:var(--ink-2);font-weight:600}

/* ---------- 分类首屏 ---------- */
.cat-hero{padding:18px 0 0}
.hero-card{
  position:relative;overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-1);
  padding:38px;
  margin-top:18px;
}
.hero-card::before{
  content:"";position:absolute;right:-40px;top:-40px;width:240px;height:240px;
  background-image:radial-gradient(var(--line) 1.6px,transparent 1.6px);
  background-size:15px 15px;opacity:.55;pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.28fr .72fr;gap:34px;align-items:stretch;position:relative;z-index:1}
.hero-copy{display:flex;flex-direction:column;justify-content:center}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  background:rgba(18,184,166,.13);
  color:var(--primary-deep);
  font-size:13px;font-weight:700;letter-spacing:.04em;
  border:1px solid rgba(18,184,166,.3);
  width:fit-content;
}
.hero-copy h1{
  margin-top:18px;
  font-size:clamp(30px,4.2vw,48px);
  line-height:1.18;
  letter-spacing:.02em;
}
.hero-copy h1 em{font-style:normal;color:var(--primary-deep)}
.hero-sub{margin-top:16px;font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:36em}
.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.meta-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:999px;
  background:var(--paper);border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--ink-2);
}
.meta-tag i{width:6px;height:6px;border-radius:50%;background:var(--accent);display:block}
.meta-tag:nth-child(2) i{background:var(--primary)}
.meta-tag:nth-child(3) i{background:var(--violet)}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-media{position:relative;border-radius:var(--radius-m);overflow:hidden;min-height:280px;border:1px solid var(--line)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(23,26,31,.06),rgba(23,26,31,.32));
}
.hero-media .media-note{
  position:absolute;left:16px;bottom:16px;z-index:2;
  padding:8px 14px;border-radius:999px;
  background:rgba(23,26,31,.82);color:#fff;
  font-size:12.5px;font-weight:600;letter-spacing:.04em;
  border:1px solid rgba(255,255,255,.16);
}

/* ---------- 板块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:.18em;
  color:var(--primary-deep);text-transform:uppercase;margin-bottom:10px;
}
.sec-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--accent)}
.sec-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3}
.sec-head p{margin-top:10px;font-size:15px;color:var(--muted);max-width:44em}
.sec-head .sec-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14.5px;font-weight:700;color:var(--primary-deep);
  padding:9px 18px;border-radius:999px;border:1px solid rgba(18,184,166,.4);
  background:rgba(18,184,166,.08);
  transition:background .18s ease,transform .18s ease;
}
.sec-head .sec-link:hover{background:rgba(18,184,166,.16);transform:translateY(-2px);color:var(--primary-deep)}

/* ---------- 时间线 ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.timeline::before{
  content:"";position:absolute;left:12px;right:12px;top:34px;height:2px;
  background:repeating-linear-gradient(90deg,var(--line) 0 10px,transparent 10px 18px);
  z-index:0;
}
.tl-item{
  position:relative;z-index:1;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:24px 22px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.tl-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(18,184,166,.4)}
.tl-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--ink);color:#fff;font-size:13.5px;font-weight:800;
  letter-spacing:.06em;margin-bottom:16px;
}
.tl-item:nth-child(2) .tl-num{background:var(--primary-deep)}
.tl-item:nth-child(3) .tl-num{background:var(--accent);color:#20160F}
.tl-item:nth-child(4) .tl-num{background:var(--violet)}
.tl-item h3{font-size:18px;margin-bottom:10px}
.tl-item p{font-size:14.5px;line-height:1.8;color:var(--muted)}

/* ---------- 资讯卡 ---------- */
.news-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:24px;align-items:stretch}
.news-feature{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-l);overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-feature:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.news-figure{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper)}
.news-figure img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-feature:hover .news-figure img{transform:scale(1.02)}
.badge-cat{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:6px 13px;border-radius:999px;
  background:rgba(23,26,31,.84);color:#fff;
  font-size:12px;font-weight:700;letter-spacing:.06em;
  border:1px solid rgba(255,255,255,.18);
}
.news-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-body h3{font-size:21px;line-height:1.42}
.news-body p{font-size:14.8px;line-height:1.85;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-foot{
  display:flex;align-items:center;justify-content:space-between;
  gap:12px;margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);
}
.news-foot .go{color:var(--primary-deep);font-weight:700;display:inline-flex;align-items:center;gap:5px}
.news-mini{display:grid;gap:20px}
.mini-card{
  display:grid;grid-template-columns:118px 1fr;gap:16px;align-items:center;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-m);padding:14px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(18,184,166,.38)}
.mini-thumb{width:118px;height:96px;border-radius:12px;overflow:hidden;background:var(--paper)}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-body{display:flex;flex-direction:column;gap:8px}
.mini-tag{
  display:inline-flex;width:fit-content;
  padding:3px 10px;border-radius:999px;
  font-size:11.5px;font-weight:700;letter-spacing:.05em;
  background:rgba(108,92,231,.12);color:#4B3FCF;
}
.mini-card:nth-child(2) .mini-tag{background:rgba(18,184,166,.14);color:var(--primary-deep)}
.mini-body h4{font-size:16px;line-height:1.45;font-weight:700}
.mini-body p{font-size:13.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-date{font-size:12.5px;color:#9A9486}

/* ---------- 分类说明 ---------- */
.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start}
.about-text h2{font-size:clamp(23px,2.5vw,30px);margin-bottom:16px}
.about-text p{font-size:15.5px;line-height:1.9;color:var(--ink-2)}
.about-text p + p{margin-top:14px}
.point-list{margin-top:24px;display:grid;gap:14px}
.point-item{
  display:grid;grid-template-columns:38px 1fr;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:var(--radius-m);
  background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:border-color .2s ease,transform .2s ease;
}
.point-item:hover{border-color:rgba(18,184,166,.42);transform:translateY(-2px)}
.point-item .pi-ico{
  width:38px;height:38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(18,184,166,.14);color:var(--primary-deep);font-weight:800;font-size:14px;
}
.point-item:nth-child(2) .pi-ico{background:rgba(255,107,53,.15);color:#C64A1B}
.point-item:nth-child(3) .pi-ico{background:rgba(108,92,231,.14);color:#4B3FCF}
.point-item h4{font-size:15.5px;margin-bottom:4px}
.point-item p{font-size:14px;color:var(--muted);line-height:1.75}
.side-card{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-l);padding:26px;
  box-shadow:var(--shadow-1);
}
.side-card .side-head{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.side-card .side-head h3{font-size:17px}
.side-dot{width:10px;height:10px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(18,184,166,.16)}
.side-list{display:grid;gap:12px}
.side-list li{
  display:grid;grid-template-columns:20px 1fr;gap:10px;
  font-size:14px;line-height:1.8;color:var(--ink-2);
  padding-bottom:12px;border-bottom:1px dashed var(--line);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list .tick{
  width:20px;height:20px;border-radius:50%;
  background:rgba(18,184,166,.16);color:var(--primary-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800;margin-top:3px;
}
.side-img{margin-top:20px;border-radius:var(--radius-m);overflow:hidden;border:1px solid var(--line)}
.side-img img{width:100%;aspect-ratio:16/10;object-fit:cover}
.side-cap{font-size:12.5px;color:var(--muted);margin-top:10px;line-height:1.7}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--ink);color:#fff;
  border-radius:var(--radius-l);
  padding:46px;
  display:grid;grid-template-columns:1.35fr .65fr;gap:32px;align-items:center;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;bottom:-70px;
  width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,166,.28),transparent 68%);
  pointer-events:none;
}
.cta-panel .eyebrow{color:#5EE0D1;font-size:12.5px;font-weight:800;letter-spacing:.2em;margin-bottom:12px;display:block}
.cta-panel h2{font-size:clamp(24px,2.8vw,32px);line-height:1.3;color:#fff}
.cta-panel p{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.72);max-width:38em}
.cta-actions{display:flex;flex-direction:column;gap:12px;position:relative;z-index:1}
.cta-actions .btn-cta,.cta-actions .btn-outline-light-c{
  width:100%;height:50px;font-size:15.5px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;
}
.btn-outline-light-c{
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.34);
  transition:background .18s ease,border-color .18s ease,transform .18s ease;
}
.btn-outline-light-c:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.6);color:#fff;transform:translateY(-2px)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);color:#fff;
  padding:64px 0 0;margin-top:var(--section-y);
  border-top:4px solid var(--primary);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark i:nth-child(1){background:var(--primary)}
.footer-brand b{display:block;font-size:18px;font-weight:800;line-height:1.2;color:#fff;letter-spacing:.02em}
.footer-brand span span{display:block;font-size:11.5px;letter-spacing:.18em;color:rgba(255,255,255,.55);line-height:1.5}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.66);max-width:32em}
.site-footer h4{font-size:14px;font-weight:800;letter-spacing:.1em;color:#fff;margin-bottom:16px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68);display:inline-flex;align-items:center;gap:7px;transition:color .18s ease,transform .18s ease}
.footer-links a::before{content:"";width:5px;height:5px;border-radius:50%;background:rgba(18,184,166,.8)}
.footer-links a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{
  margin-top:44px;padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.13);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom a{color:rgba(255,255,255,.72);border-bottom:1px solid rgba(255,255,255,.24);padding-bottom:1px}
.footer-bottom a:hover{color:#fff}
.to-top{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.24);color:rgba(255,255,255,.78);
  font-size:13px;font-weight:600;transition:background .18s ease,color .18s ease;
}
.to-top:hover{background:rgba(255,255,255,.12);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-item{font-size:13.8px;padding:7px 10px}
  .header-card{gap:12px;padding:11px 14px}
  .hero-card{padding:32px}
  .cta-panel{padding:38px}
}
@media (max-width:991.98px){
  :root{--section-y:52px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn-cta{display:none}
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .hero-media{min-height:240px;order:-1}
  .timeline{grid-template-columns:1fr 1fr}
  .timeline::before{display:none}
  .news-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr;padding:34px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .cta-actions .btn-cta,.cta-actions .btn-outline-light-c{width:auto;flex:1 1 180px;padding:0 20px}
  .site-footer{padding-top:48px}
}
@media (max-width:767.98px){
  .wrap{width:min(100% - 28px, var(--container))}
  .header-card{min-height:64px;border-radius:18px}
  .brand-text b{font-size:15.5px}
  .brand-text span{font-size:10.5px;letter-spacing:.12em}
  .hero-card{padding:24px 20px;border-radius:20px}
  .hero-copy h1{margin-top:14px}
  .hero-actions .btn-solid,.hero-actions .btn-ghost{width:100%}
  .hero-media{min-height:200px}
  .timeline{grid-template-columns:1fr}
  .mini-card{grid-template-columns:96px 1fr;gap:12px}
  .mini-thumb{width:96px;height:84px}
  .sec-head{margin-bottom:24px}
  .cta-panel{padding:28px 22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .mobile-nav{grid-template-columns:1fr 1fr}
}
@media (max-width:575.98px){
  .mobile-nav{grid-template-columns:1fr}
  .news-body{padding:20px}
  .news-body h3{font-size:18.5px}
  .side-card{padding:20px}
  .point-item{grid-template-columns:32px 1fr;padding:14px}
  .point-item .pi-ico{width:32px;height:32px;border-radius:10px}
  .hero-meta{gap:8px}
  .meta-tag{font-size:12px;padding:6px 12px}
  .cta-panel::after{display:none}
}

/* roulang page: category2 */
:root{
  --ink:#171A1F;
  --ink-2:#2A2E36;
  --paper:#F4F1E9;
  --surface:#FFFFFF;
  --primary:#12B8A6;
  --primary-deep:#0B8F82;
  --primary-soft:#E7F7F4;
  --accent:#FF6B35;
  --accent-soft:#FFF3EC;
  --violet:#6C5CE7;
  --violet-soft:#F0EEFD;
  --muted:#6A6F78;
  --line:#DDD7CA;
  --line-dark:#343943;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow-1:0 8px 24px rgba(23,26,31,.07);
  --shadow-2:0 18px 50px rgba(23,26,31,.12);
  --container:1200px;
  --section-y:72px;
  --bs-primary:#12B8A6;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#171A1F;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;color:var(--ink);letter-spacing:.015em;}
h1{font-size:clamp(30px,4.4vw,50px);line-height:1.16;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.28;}
h3{font-size:20px;line-height:1.4;font-weight:700;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
a{color:var(--primary-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,184,166,.4);outline-offset:2px;border-radius:6px;}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.section{padding:var(--section-y) 0;}
.section--tight{padding:48px 0;}
.section-head{max-width:720px;margin-bottom:34px;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--primary-deep);text-transform:uppercase;margin-bottom:12px;}
.section-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--primary);}
.section-head p{color:var(--muted);font-size:16px;margin-top:12px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  padding:14px 0;
  background:rgba(244,241,233,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(221,215,202,.6);
}
.nav-shell{
  display:flex;align-items:center;gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow-1);
  padding:10px 14px 10px 18px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{display:inline-flex;align-items:flex-end;gap:3px;height:26px;}
.brand-mark i{display:block;width:6px;border-radius:3px;}
.brand-mark i:nth-child(1){height:16px;background:var(--primary);}
.brand-mark i:nth-child(2){height:23px;background:var(--accent);}
.brand-mark i:nth-child(3){height:12px;background:var(--violet);}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:.02em;}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.12em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-item{
  display:flex;align-items:center;gap:8px;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background .2s ease,color .2s ease;
  white-space:nowrap;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:var(--line);transition:.2s;}
.nav-item:hover{background:var(--primary-soft);color:var(--primary-deep);}
.nav-item:hover .dot{background:var(--primary);}
.nav-item.is-active{background:var(--primary-soft);color:var(--primary-deep);box-shadow:inset 3px 0 0 var(--primary);}
.nav-item.is-active .dot{background:var(--primary);transform:scale(1.4);}
.nav-cta{margin-left:6px;}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  background:var(--accent);color:#2A1206;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  white-space:nowrap;
}
.btn-brand:hover{background:#F35A20;color:#2A1206;transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,107,53,.32);}
.btn-brand:active{transform:translateY(0);}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  background:var(--primary);color:#08302B;font-weight:700;font-size:15.5px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease;
}
.btn-main:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(11,143,130,.28);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:999px;
  background:transparent;color:var(--ink);font-weight:700;font-size:15.5px;
  border:1px solid var(--line);cursor:pointer;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:var(--primary-soft);border-color:var(--primary);color:var(--primary-deep);transform:translateY(-2px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);
  background:var(--surface);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.offcanvas{border-radius:22px 0 0 22px;}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-body .nav-item{width:100%;justify-content:flex-start;border-radius:14px;margin-bottom:6px;}
.offcanvas-body .btn-brand{width:100%;margin-top:16px;}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:18px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary-deep);}
.crumb .sep{color:#BFB8A8;}

/* ---------- category hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-1);
  padding:46px 44px;
}
.cat-hero__art{
  position:absolute;top:0;right:0;bottom:0;width:50%;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.16;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 55%);
  mask-image:linear-gradient(90deg,transparent 0%,#000 55%);
  pointer-events:none;
}
.cat-hero__body{position:relative;z-index:1;max-width:660px;}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary-deep);
  font-size:13px;font-weight:700;letter-spacing:.04em;
}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);}
.cat-hero h1{margin:16px 0 14px;}
.cat-hero .lead{color:var(--muted);font-size:16.5px;line-height:1.85;max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;
  background:#FAF8F2;border:1px solid var(--line);
  font-size:13px;color:var(--ink-2);font-weight:600;
}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--violet);display:inline-block;}
.chip.is-green i{background:var(--primary);}
.chip.is-orange i{background:var(--accent);}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.step-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:28px 26px 26px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#CFC8B8;}
.step-card__no{
  font-family:"Noto Sans SC",sans-serif;
  font-size:34px;font-weight:800;line-height:1;
  color:rgba(18,184,166,.28);
  letter-spacing:.02em;
  margin-bottom:14px;
  display:block;
}
.step-card h3{margin-bottom:10px;}
.step-card p{color:var(--muted);font-size:15px;margin-bottom:14px;}
.step-list{display:flex;flex-direction:column;gap:9px;}
.step-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);line-height:1.7;}
.step-list li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;
  background:var(--primary);margin-top:9px;
}
.step-card--dark{background:var(--ink);border-color:var(--line-dark);color:#EDEAE2;}
.step-card--dark h3{color:#fff;}
.step-card--dark p{color:#A9AEB8;}
.step-card--dark .step-list li{color:#D6D9DF;}
.step-card--dark .step-card__no{color:rgba(255,107,53,.55);}
.step-card--dark .step-list li::before{background:var(--accent);}

/* ---------- checklist ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.check-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:26px;box-shadow:var(--shadow-1);
}
.check-card__head{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.check-card__head h3{margin:0;}
.badge-soft{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;
  background:var(--violet-soft);color:#4B3FC4;font-size:12px;font-weight:700;
}
.badge-soft.is-green{background:var(--primary-soft);color:var(--primary-deep);}
.check-list{display:flex;flex-direction:column;gap:12px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink-2);line-height:1.75;}
.check{
  flex:0 0 auto;width:20px;height:20px;border-radius:50%;
  background:var(--primary-soft);position:relative;margin-top:4px;
}
.check::after{
  content:"";position:absolute;left:7px;top:3px;width:5px;height:9px;
  border-right:2px solid var(--primary-deep);border-bottom:2px solid var(--primary-deep);
  transform:rotate(42deg);
}

/* ---------- notice panel ---------- */
.notice{
  background:var(--accent-soft);
  border:1px solid #FFD9C7;
  border-radius:var(--radius-l);
  padding:34px 34px 30px;
}
.notice__head{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.notice__icon{
  width:42px;height:42px;border-radius:14px;background:#FFE0D0;
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.notice__icon svg{width:20px;height:20px;stroke:#D84A18;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.notice h2{font-size:22px;}
.notice-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 26px;margin-top:6px;}
.notice-list li{display:flex;gap:10px;font-size:14.8px;color:#5C3A2B;line-height:1.75;}
.notice-list li b{color:#8A3A14;}
.notice-list li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;
  background:#F0793F;margin-top:10px;
}

/* ---------- accordion ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:36px;align-items:start;}
.faq-intro p{color:var(--muted);font-size:15.5px;}
.faq-intro .btn-ghost{margin-top:18px;}
.accordion-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-s) !important;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:0 4px 12px rgba(23,26,31,.04);
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  font-size:16.5px;font-weight:700;color:var(--ink);
  background:var(--surface);
  padding:18px 22px;
  border-radius:0 !important;
  box-shadow:none !important;
}
.accordion-button:not(.collapsed){background:var(--primary-soft);color:var(--primary-deep);}
.accordion-button::after{
  width:18px;height:18px;background-size:18px;
  filter:invert(0);
}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(18,184,166,.22);border-color:var(--primary);}
.accordion-body{padding:4px 22px 20px;font-size:15px;color:var(--ink-2);line-height:1.85;}

/* ---------- cta panel ---------- */
.cta-panel{
  background:var(--ink);
  border-radius:var(--radius-l);
  padding:48px 44px;
  color:#EDEAE2;
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,166,.28),transparent 65%);
  pointer-events:none;
}
.cta-panel h2{color:#fff;font-size:clamp(24px,3vw,32px);}
.cta-panel p{color:#A9AEB8;max-width:520px;margin-top:14px;}
.cta-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:36px;align-items:center;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-actions .btn-ghost{border-color:#4A505B;color:#EDEAE2;}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:var(--primary);color:#fff;}
.cta-note{font-size:13px;color:#8B909A;margin-top:16px;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--ink);
  color:#C9CDD4;
  padding:64px 0 28px;
  margin-top:0;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark i:nth-child(1){background:var(--primary);}
.footer-brand .brand-mark i:nth-child(2){background:var(--accent);}
.footer-brand .brand-mark i:nth-child(3){background:var(--violet);}
.footer-brand b{display:block;color:#fff;font-size:17px;font-weight:800;line-height:1.2;}
.footer-brand span span{font-size:12px;letter-spacing:.12em;color:#9AA0A9;}
.footer-desc{font-size:14px;color:#9AA0A9;line-height:1.8;max-width:330px;}
.site-footer h4{color:#fff;font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:#A9AEB8;font-size:14px;}
.footer-links a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line-dark);
  margin-top:44px;padding-top:22px;
  font-size:13px;color:#8B909A;
}
.footer-bottom a{color:#A9AEB8;}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  :root{--section-y:60px;}
  .cat-hero{padding:40px 34px;}
  .nav-item{padding:8px 11px;font-size:14px;}
}
@media (max-width:991.98px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .nav-shell{padding:10px 12px;}
  .cat-hero{padding:34px 26px;}
  .cat-hero__art{width:65%;opacity:.12;}
  .steps{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .notice-list{grid-template-columns:1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:24px;}
  .cta-grid{grid-template-columns:1fr;gap:26px;}
  .cta-panel{padding:36px 26px;}
}
@media (max-width:767.98px){
  :root{--section-y:48px;}
  .section--tight{padding:36px 0;}
  body{font-size:15.5px;}
  .cat-hero{padding:28px 20px;border-radius:var(--radius-m);}
  .cat-hero__art{display:none;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .step-card{padding:22px 20px;}
  .notice{padding:26px 20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .wrap{padding:0 16px;}
  .brand-text b{font-size:15.5px;}
  .brand-text span{font-size:11px;letter-spacing:.08em;}
  .nav-cta{display:none;}
  .hero-actions{flex-direction:column;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}
  .footer-desc{max-width:100%;}
}

/* roulang page: category3 */
:root{
  --ink:#171A1F;
  --ink-2:#2A2E36;
  --paper:#F4F1E9;
  --surface:#FFFFFF;
  --primary:#12B8A6;
  --primary-deep:#0B8F82;
  --accent:#FF6B35;
  --violet:#6C5CE7;
  --muted:#6A6F78;
  --line:#DDD7CA;
  --line-dark:#343943;
  --mint:#E8F7F4;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow-1:0 8px 24px rgba(23,26,31,.07);
  --shadow-2:0 18px 50px rgba(23,26,31,.12);
  --container:1200px;
  --section-y:72px;
  --bs-primary:#12B8A6;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#171A1F;
  --bs-border-radius:14px;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --bs-link-color:#0B8F82;
  --bs-link-hover-color:#FF6B35;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--primary-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:.015em;font-weight:800;}
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{
  outline:3px solid rgba(18,184,166,.4);
  outline-offset:2px;
}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.section{padding:var(--section-y) 0;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  padding:14px 0;
  background:linear-gradient(180deg,rgba(244,241,233,.97) 60%,rgba(244,241,233,.78));
  backdrop-filter:blur(6px);
}
.site-header::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(90deg,var(--primary) 0 34%,var(--accent) 34% 62%,var(--violet) 62% 100%);
}
.nav-shell{
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow-1);
  padding:10px 14px 10px 18px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:11px;
  color:var(--ink);
  flex:0 0 auto;
}
.brand:hover{color:var(--ink);}
.brand-mark{display:inline-flex;gap:3px;align-items:flex-end;}
.brand-mark i{display:block;width:6px;height:24px;border-radius:3px;transform:skewX(-14deg);}
.brand-mark i:nth-child(1){background:var(--primary);height:20px;}
.brand-mark i:nth-child(2){background:var(--accent);height:26px;}
.brand-mark i:nth-child(3){background:var(--violet);height:15px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:17px;font-weight:800;letter-spacing:.02em;}
.brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap;}
.nav-item{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 12px;
  border-radius:12px;
  font-size:14px;
  font-weight:500;
  color:var(--ink-2);
  white-space:nowrap;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:var(--line);transition:background .2s ease;}
.nav-item:hover{background:#F0F7F5;color:var(--primary-deep);}
.nav-item:hover .dot{background:var(--primary);}
.nav-item.is-active{
  background:var(--mint);
  color:var(--ink);
  font-weight:700;
  box-shadow:inset 3px 0 0 var(--primary);
}
.nav-item.is-active .dot{background:var(--primary);}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:42px;
  padding:0 20px;
  border-radius:999px;
  background:var(--accent);
  color:var(--ink);
  font-size:14px;
  font-weight:700;
  white-space:nowrap;
  border:1px solid #E85E28;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-cta:hover{background:#F85F26;color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,107,53,.28);}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--ink);
  cursor:pointer;
}
.nav-toggle:hover{background:var(--mint);}
.offcanvas{background:var(--paper);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.mobile-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:6px 0 18px;}
.mobile-nav .nav-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:14px;
  padding:13px 12px;
  font-size:14px;
}
.mobile-nav .nav-item.is-active{box-shadow:inset 3px 0 0 var(--primary);background:var(--mint);}
.mobile-cta{display:block;text-align:center;}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-darkline{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-main{background:var(--primary);color:#0B2B28;border-color:var(--primary-deep);}
.btn-main:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,143,130,.28);}
.btn-ghost{background:var(--surface);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{background:var(--mint);color:var(--ink);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:#20140D;border-color:#E85E28;}
.btn-accent:hover{background:#F85F26;color:#20140D;transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,107,53,.3);}
.btn-line-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.35);}
.btn-line-light:hover{background:rgba(255,255,255,.12);color:#fff;}

/* ---------- 通用 ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--primary-deep);
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--primary);border-radius:2px;}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:700;
  background:var(--mint);
  color:var(--primary-deep);
}
.tag--orange{background:#FFF0E9;color:#C14A16;}
.tag--violet{background:#EFECFD;color:#4A3BC4;}
.tag--dark{background:rgba(255,255,255,.12);color:#E8F7F4;}
.section-title{font-size:clamp(24px,3vw,34px);line-height:1.25;}
.section-sub{color:var(--muted);font-size:15.5px;max-width:640px;margin-top:10px;}
.breadcrumb-bar{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap;}
.breadcrumb-bar a{color:var(--muted);}
.breadcrumb-bar a:hover{color:var(--primary-deep);}
.breadcrumb-bar .sep{color:var(--line);}
.breadcrumb-bar .now{color:var(--ink);font-weight:700;}

/* ---------- 分类 Hero ---------- */
.page-hero{
  position:relative;
  padding:34px 0 56px;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(23,26,31,.08) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.5;
  pointer-events:none;
}
.hero-card{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:36px;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:28px;
  box-shadow:var(--shadow-1);
  padding:38px 40px;
  overflow:hidden;
}
.hero-card::after{
  content:"";
  position:absolute;
  left:0;top:0;
  width:100%;height:4px;
  background:linear-gradient(90deg,var(--primary) 0 46%,var(--accent) 46% 74%,var(--violet) 74% 100%);
}
.hero-copy h1{
  font-size:clamp(28px,3.8vw,46px);
  line-height:1.18;
  margin:14px 0 16px;
}
.hero-copy h1 em{
  font-style:normal;
  color:var(--primary-deep);
}
.hero-lead{
  color:var(--ink-2);
  font-size:16.5px;
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;}
.hero-tags span{
  font-size:12.5px;
  color:var(--muted);
  background:#FBF9F3;
  border:1px solid var(--line);
  border-radius:999px;
  padding:5px 12px;
}
.hero-art{position:relative;}
.hero-art img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
}
.hero-art::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:var(--radius-l);
  background:rgba(23,26,31,.12);
  pointer-events:none;
}
.hero-badge{
  position:absolute;
  left:18px;
  right:18px;
  bottom:-18px;
  background:var(--ink);
  color:#fff;
  border-radius:16px;
  padding:14px 18px;
  box-shadow:var(--shadow-2);
}
.hero-badge .line{display:block;width:44px;height:3px;border-radius:3px;background:var(--primary);margin-bottom:10px;}
.hero-badge ul{display:flex;gap:22px;flex-wrap:wrap;}
.hero-badge li{font-size:12.5px;color:#B9C2BC;}
.hero-badge li b{display:block;font-size:19px;color:#fff;font-weight:800;letter-spacing:.02em;}

/* ---------- 服务矩阵 Bento ---------- */
.svc{
  display:flex;
  flex-direction:column;
  gap:12px;
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:26px 26px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.svc:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#CFC8B8;}
.svc-link{display:block;height:100%;color:inherit;}
.svc-link:hover{color:inherit;}
.svc--ink{background:var(--ink);border-color:var(--ink);color:#fff;}
.svc--ink h3{color:#fff;}
.svc--ink .svc-desc{color:#B9C2BC;}
.svc--mint{background:var(--mint);border-color:#C7E9E2;}
.svc-ico{
  width:44px;height:44px;
  border-radius:14px;
  display:grid;place-items:center;
  background:rgba(18,184,166,.13);
  color:var(--primary-deep);
}
.svc--ink .svc-ico{background:rgba(18,184,166,.22);color:#7FE7DA;}
.svc-label{font-size:12.5px;font-weight:700;letter-spacing:.06em;color:var(--muted);}
.svc--ink .svc-label{color:#8FD9CF;}
.svc h3{font-size:21px;line-height:1.35;}
.svc-desc{font-size:14.5px;color:var(--muted);line-height:1.8;}
.svc-arrow{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--primary-deep);
}
.svc--ink .svc-arrow{color:#7FE7DA;}
.svc-link:hover .svc-arrow svg{transform:translateX(4px);}
.svc-arrow svg{transition:transform .2s ease;}
.svc-num{
  font-variant-numeric:tabular-nums;
  font-size:13px;
  font-weight:800;
  color:var(--line-dark);
  opacity:.45;
  letter-spacing:.1em;
}
.svc--ink .svc-num{color:#7FE7DA;opacity:.75;}

/* ---------- 说明横条 ---------- */
.note-strip{
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  margin-top:26px;
  background:var(--surface);
  border:1px dashed var(--line);
  border-radius:var(--radius-m);
  padding:20px 24px;
}
.note-strip .note-ico{
  width:40px;height:40px;flex:0 0 40px;
  border-radius:12px;
  display:grid;place-items:center;
  background:#FFF0E9;
  color:#C14A16;
}
.note-strip p{font-size:14.5px;color:var(--ink-2);flex:1 1 320px;}
.note-strip b{color:var(--ink);}

/* ---------- 路径对照 ---------- */
.compare-wrap{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-1);
  padding:12px;
  overflow-x:auto;
}
.compare-inner{min-width:720px;}
.cmp-head{
  display:grid;
  grid-template-columns:1fr 64px 1fr;
  align-items:center;
  padding:14px 18px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--muted);
}
.cmp-row{
  display:grid;
  grid-template-columns:1fr 64px 1fr;
  align-items:center;
  min-height:62px;
  padding:10px 18px;
  border-radius:14px;
  font-size:14.8px;
}
.cmp-row:nth-child(odd){background:#FBF9F3;}
.cmp-left{color:var(--muted);}
.cmp-mid{display:grid;place-items:center;color:var(--line);}
.cmp-right{color:var(--ink);font-weight:600;display:flex;align-items:center;gap:10px;}
.cmp-right .check{
  width:20px;height:20px;flex:0 0 20px;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--mint);
  color:var(--primary-deep);
}

/* ---------- 流程步骤 ---------- */
.step{
  height:100%;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-m);
  padding:24px 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:800;
  letter-spacing:.12em;
  color:var(--primary-deep);
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;margin:10px 0 8px;}
.step p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- FAQ ---------- */
.accordion-item{
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  margin-bottom:12px;
  background:var(--surface);
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  font-size:16.5px;
  font-weight:700;
  color:var(--ink);
  background:var(--surface);
  padding:18px 20px;
  box-shadow:none;
  border-radius:0;
}
.accordion-button:not(.collapsed){
  background:var(--mint);
  color:var(--ink);
  box-shadow:none;
}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(18,184,166,.3);border-color:var(--primary);}
.accordion-button::after{
  width:16px;height:16px;background-size:16px;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 2v12M2 8h12' stroke='%230B8F82' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}
.accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 2v12M2 8h12' stroke='%230B8F82' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  transform:rotate(45deg);
}
.accordion-body{font-size:15px;line-height:1.9;color:var(--ink-2);padding:4px 20px 20px;background:var(--surface);}
.faq-side{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:26px;
  box-shadow:var(--shadow-1);
}
.faq-side h3{font-size:20px;margin-bottom:10px;}
.faq-side p{font-size:14.5px;color:var(--muted);margin-bottom:18px;}
.faq-side ul{margin-bottom:20px;}
.faq-side li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:var(--ink-2);
  padding:9px 0;
  border-bottom:1px dashed var(--line);
}
.faq-side li:last-child{border-bottom:0;}
.faq-side li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--primary);margin-top:9px;flex:0 0 7px;}

/* ---------- CTA 表单 ---------- */
.cta-panel{
  background:var(--ink);
  border-radius:28px;
  padding:42px;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-panel::before{
  content:"";
  position:absolute;
  right:-80px;top:-80px;
  width:280px;height:280px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(18,184,166,.22),transparent 70%);
}
.cta-panel h2{color:#fff;font-size:clamp(24px,3vw,32px);line-height:1.3;}
.cta-panel .lead-text{color:#B9C2BC;font-size:15.5px;margin-top:12px;max-width:420px;}
.cta-points{margin-top:24px;display:grid;gap:10px;}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:#D7DEDA;}
.cta-points li svg{flex:0 0 18px;margin-top:4px;color:var(--primary);}
.form-card{
  background:var(--surface);
  border-radius:var(--radius-l);
  padding:28px;
  border:1px solid rgba(255,255,255,.4);
  position:relative;
  z-index:2;
}
.form-label{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.form-control,.form-select{
  height:48px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--surface);
  color:var(--ink);
  font-size:14.5px;
  padding:0 14px;
}
textarea.form-control{height:120px;padding:12px 14px;line-height:1.8;}
.form-control:focus,.form-select:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(18,184,166,.22);
  background:var(--surface);
  color:var(--ink);
}
.form-control::placeholder{color:#A6A199;}
.form-check-input{width:18px;height:18px;border:1px solid var(--line);border-radius:5px;margin-top:3px;}
.form-check-input:checked{background-color:var(--primary-deep);border-color:var(--primary-deep);}
.form-check-input:focus{box-shadow:0 0 0 3px rgba(18,184,166,.25);border-color:var(--primary);}
.form-check-label{font-size:13px;color:var(--muted);line-height:1.7;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:#B9C2BC;
  padding:64px 0 0;
  margin-top:8px;
}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.04em;}
.footer-brand{display:inline-flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand b{display:block;color:#fff;font-size:17px;font-weight:800;line-height:1.2;}
.footer-brand span span{font-size:11.5px;color:#8E968F;letter-spacing:.14em;}
.footer-desc{font-size:14px;line-height:1.85;color:#9AA39C;max-width:320px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:#B9C2BC;font-size:14px;}
.footer-links a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:44px;
  border-top:1px solid var(--line-dark);
  padding:20px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
  font-size:13px;
  color:#8E968F;
}
.footer-bottom a{color:#B9C2BC;}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--section-y:60px;}
  .hero-card{padding:32px 30px;gap:26px;}
  .nav-item{padding:8px 10px;font-size:13.5px;}
}
@media (max-width:991px){
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .hero-card{grid-template-columns:1fr;padding:28px 24px 44px;}
  .hero-art{order:-1;}
  .hero-art img{aspect-ratio:16/10;}
  .hero-badge{position:static;margin-top:16px;}
  .cta-panel{padding:32px 26px;}
  .cmp-row{font-size:14px;}
}
@media (max-width:767px){
  :root{--section-y:48px;}
  .site-header{padding:10px 0;}
  .nav-shell{padding:8px 10px 8px 14px;border-radius:18px;}
  .brand-text b{font-size:15.5px;}
  .brand-text span{font-size:10.5px;}
  .page-hero{padding:18px 0 40px;}
  .hero-copy h1{margin:12px 0 14px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{flex:1 1 160px;}
  .svc{padding:22px 20px;}
  .cta-panel{border-radius:22px;padding:26px 20px;}
  .form-card{padding:22px 18px;}
  .footer-bottom{flex-direction:column;}
  .mobile-nav{grid-template-columns:1fr 1fr;}
}
@media (max-width:575px){
  .wrap{padding:0 16px;}
  .hero-actions{flex-direction:column;}
  .hero-actions a{width:100%;}
  .btn-main,.btn-ghost,.btn-accent{width:100%;}
  .compare-wrap{padding:8px;}
  .page-hero::before{display:none;}
}

/* roulang page: category4 */
:root{
  --ink:#171A1F;
  --ink-2:#2A2E36;
  --paper:#F4F1E9;
  --surface:#FFFFFF;
  --primary:#12B8A6;
  --primary-deep:#0B8F82;
  --accent:#FF6B35;
  --violet:#6C5CE7;
  --muted:#6A6F78;
  --line:#DDD7CA;
  --line-dark:#343943;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow-1:0 8px 24px rgba(23,26,31,.07);
  --shadow-2:0 18px 50px rgba(23,26,31,.12);
  --container:1200px;
  --section-y:72px;
  --bs-primary:#12B8A6;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#171A1F;
  --bs-border-radius:18px;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary-deep);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4,h5{margin:0;color:var(--ink);letter-spacing:.015em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:rgba(18,184,166,.25)}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  padding:14px 0 10px;
  background:var(--paper);
  border-bottom:1px solid rgba(221,215,202,.7);
}
.nav-shell{
  display:flex;align-items:center;gap:16px;justify-content:space-between;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  box-shadow:var(--shadow-1);
  padding:11px 16px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
  position:relative;display:inline-block;width:40px;height:40px;flex:0 0 auto;
  border-radius:13px;background:var(--ink);overflow:hidden;
}
.brand-mark i{
  position:absolute;top:9px;width:6px;height:22px;border-radius:3px;
  transform:skewX(-18deg);
}
.brand-mark i:nth-child(1){left:9px;background:var(--primary)}
.brand-mark i:nth-child(2){left:17px;background:var(--accent)}
.brand-mark i:nth-child(3){left:25px;background:var(--violet)}
.brand-mark::after{
  content:"";position:absolute;right:6px;top:6px;width:5px;height:5px;
  border-radius:50%;background:#fff;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:18px;font-weight:800;letter-spacing:.02em}
.brand-text span{font-size:11.5px;color:var(--muted);letter-spacing:.14em;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:nowrap}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:12px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.nav-item .dot{
  width:6px;height:6px;border-radius:50%;background:var(--line);
  transition:background .2s ease,transform .2s ease;
}
.nav-item:hover{background:#F7F5EF;color:var(--ink)}
.nav-item:hover .dot{background:var(--primary);transform:scale(1.15)}
.nav-item.is-active{
  background:#E9F8F5;
  border-color:#BFEDE6;
  color:var(--primary-deep);
  box-shadow:inset 3px 0 0 var(--primary);
}
.nav-item.is-active .dot{background:var(--primary)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(18,184,166,.38)}
.btn-primary{background:var(--primary);color:#062B27}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:#EFF8F6;border-color:var(--primary);color:var(--ink);transform:translateY(-2px)}
.btn-sun{background:var(--accent);color:#2C1206}
.btn-sun:hover{background:#F2541B;color:#fff;transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--ink);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 移动端抽屉 ---------- */
.nav-drawer{background:var(--paper)!important;max-width:330px}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.nav-drawer .offcanvas-title{font-size:17px;font-weight:800}
.nav-drawer .offcanvas-body{padding:18px 20px 26px}
.drawer-nav{display:flex;flex-direction:column;gap:8px}
.drawer-item{
  display:flex;align-items:center;gap:10px;
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:13px 16px;font-size:15px;font-weight:600;color:var(--ink-2);
}
.drawer-item .dot{width:7px;height:7px;border-radius:50%;background:var(--line)}
.drawer-item.is-active{background:#E9F8F5;border-color:#BFEDE6;color:var(--primary-deep);box-shadow:inset 3px 0 0 var(--primary)}
.drawer-item.is-active .dot{background:var(--primary)}

/* ---------- 通用板块 ---------- */
.section-block{padding:var(--section-y) 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;
}
.section-head h2{font-size:32px;font-weight:800;line-height:1.25}
.section-note{max-width:420px;color:var(--muted);font-size:14.5px;line-height:1.75}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--primary-deep);
  text-transform:uppercase;margin-bottom:12px;
}
.kicker::before{
  content:"";width:18px;height:3px;border-radius:2px;background:var(--accent);
}

/* ---------- 分类 Hero ---------- */
.page-hero{position:relative;padding:36px 0 8px;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;right:-60px;top:10px;width:280px;height:280px;
  background-image:radial-gradient(rgba(23,26,31,.14) 1.4px,transparent 1.4px);
  background-size:16px 16px;opacity:.5;pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:22px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--primary-deep)}
.crumb span.sep{color:var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  background:var(--surface);border:1px solid var(--line);border-radius:999px;
  padding:7px 15px;font-size:13.5px;font-weight:700;color:var(--ink-2);
  box-shadow:var(--shadow-1);margin-bottom:18px;
}
.eyebrow i{
  width:8px;height:8px;border-radius:50%;background:var(--accent);display:inline-block;
}
.page-hero h1{
  font-size:clamp(30px,4.2vw,50px);
  font-weight:800;line-height:1.16;margin-bottom:16px;
}
.page-hero h1 em{
  font-style:normal;color:var(--primary-deep);display:inline-block;
}
.hero-lead{font-size:16.5px;color:var(--ink-2);max-width:560px;line-height:1.9}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--surface);border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;font-size:13px;font-weight:600;color:var(--ink-2);
}
.tag.is-green{background:#E9F8F5;border-color:#BFEDE6;color:var(--primary-deep)}
.tag.is-orange{background:#FFF0E9;border-color:#FFD6C5;color:#C24512}
.tag.is-violet{background:#EFEDFD;border-color:#DAD5FA;color:#4B3FC0}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-visual{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-2);
}
.hero-visual img{width:100%;height:330px;object-fit:cover;opacity:.94}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(23,26,31,.10),rgba(23,26,31,.32));
  pointer-events:none;
}
.visual-line{
  position:absolute;left:0;right:0;bottom:0;height:6px;z-index:2;
  background:linear-gradient(90deg,var(--primary),var(--accent) 55%,var(--violet));
}
.visual-card{
  position:absolute;left:18px;bottom:22px;z-index:3;
  background:rgba(23,26,31,.94);color:#fff;border-radius:16px;
  padding:14px 18px;min-width:190px;box-shadow:var(--shadow-2);
}
.visual-card b{display:block;font-size:22px;font-weight:800;line-height:1.2;letter-spacing:.04em}
.visual-card span{font-size:12.5px;color:rgba(255,255,255,.7);letter-spacing:.06em}
.visual-card::after{
  content:"";display:block;height:2px;width:56px;border-radius:2px;
  background:var(--primary);margin-top:10px;
}

/* ---------- 原则卡 2×2 ---------- */
.principle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.principle-card{
  position:relative;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:28px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.principle-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#C9E9E3}
.principle-card .p-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:13px;
  background:#E9F8F5;color:var(--primary-deep);
  font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}
.principle-card:nth-child(2) .p-num{background:#FFF0E9;color:#C24512}
.principle-card:nth-child(3) .p-num{background:#EFEDFD;color:#4B3FC0}
.principle-card:nth-child(4) .p-num{background:#F2F1EC;color:var(--ink-2)}
.principle-card h3{font-size:20px;font-weight:800;margin-bottom:10px;line-height:1.4}
.principle-card p{font-size:15px;color:var(--ink-2);line-height:1.9}
.p-foot{display:flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;color:var(--muted)}
.p-foot i{width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block}

/* ---------- 信息流 ---------- */
.flow-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);box-shadow:var(--shadow-1);padding:34px}
.flow-side h2{font-size:28px;font-weight:800;line-height:1.3;margin-bottom:12px}
.flow-side p{font-size:15px;color:var(--muted);line-height:1.9;margin-bottom:18px}
.flow-side img{width:100%;height:190px;object-fit:cover;border-radius:var(--radius-m);border:1px solid var(--line)}
.flow-list{position:relative;padding-left:8px}
.flow-item{position:relative;padding-left:38px;padding-bottom:28px}
.flow-item:last-child{padding-bottom:0}
.flow-item::before{
  content:"";position:absolute;left:9px;top:26px;bottom:0;width:2px;
  background:linear-gradient(180deg,#CFE9E4,#EDEAE0);
}
.flow-item:last-child::before{display:none}
.flow-dot{
  position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:50%;
  background:var(--surface);border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(18,184,166,.12);
}
.flow-item:nth-child(2) .flow-dot{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,107,53,.12)}
.flow-item:nth-child(3) .flow-dot{border-color:var(--violet);box-shadow:0 0 0 4px rgba(108,92,231,.12)}
.flow-item:nth-child(4) .flow-dot{border-color:var(--ink-2);box-shadow:0 0 0 4px rgba(42,46,54,.10)}
.flow-item h3{font-size:18px;font-weight:800;margin-bottom:6px}
.flow-item p{font-size:14.8px;color:var(--ink-2);line-height:1.85}
.flow-item .stage{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--muted);margin-bottom:6px;
}

/* ---------- 自查清单 ---------- */
.check-panel{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);
  padding:34px;box-shadow:var(--shadow-1);
}
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 28px;margin-top:26px}
.check-item{
  display:flex;align-items:flex-start;gap:12px;
  padding:14px 16px;border-radius:var(--radius-s);
  background:#FAF8F3;border:1px solid #EDE9DE;
  font-size:14.8px;color:var(--ink-2);line-height:1.7;
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.check-item:hover{background:#F1FAF8;border-color:#CFEDE7;transform:translateY(-2px)}
.check-item svg{flex:0 0 auto;margin-top:3px}
.check-note{
  display:flex;gap:14px;align-items:flex-start;
  margin-top:26px;padding:18px 20px;border-radius:var(--radius-m);
  background:#FFF7F2;border:1px solid #FFDCCB;
}
.check-note strong{display:block;font-size:14.5px;color:#C24512;margin-bottom:4px}
.check-note p{font-size:14px;color:#8A4A2B;line-height:1.8}

/* ---------- FAQ ---------- */
.faq-accordion .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius-m);
  background:var(--surface);margin-bottom:14px;overflow:hidden;
  box-shadow:var(--shadow-1);
}
.faq-accordion .accordion-item:last-child{margin-bottom:0}
.faq-accordion .accordion-button{
  font-size:17px;font-weight:700;color:var(--ink);
  background:var(--surface);padding:20px 22px;
  box-shadow:none!important;border-radius:var(--radius-m)!important;
  line-height:1.6;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:#E9F8F5;color:var(--primary-deep);
}
.faq-accordion .accordion-button::after{
  background-image:none;
  content:"";
  width:11px;height:11px;
  border-right:2px solid currentColor;
  border-bottom:2px solid currentColor;
  transform:rotate(45deg);
  margin-top:-6px;
  transition:transform .22s ease;
  flex:0 0 auto;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);margin-top:2px}
.faq-accordion .accordion-body{
  padding:2px 22px 22px;font-size:15px;color:var(--ink-2);line-height:1.9;
}

/* ---------- 咨询面板 ---------- */
.consult-panel{
  position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--radius-l);
  padding:46px;color:#fff;box-shadow:var(--shadow-2);
}
.consult-panel::before{
  content:"";position:absolute;left:-70px;bottom:-70px;width:260px;height:260px;
  border-radius:50%;background:radial-gradient(circle,rgba(18,184,166,.22),transparent 68%);
  pointer-events:none;
}
.consult-panel::after{
  content:"";position:absolute;right:-40px;top:-60px;width:200px;height:200px;
  border-radius:40px;transform:rotate(24deg);
  background:linear-gradient(135deg,rgba(255,107,53,.28),rgba(108,92,231,.18));
  pointer-events:none;
}
.consult-panel .cp-inner{position:relative;z-index:2}
.consult-panel h2{color:#fff;font-size:30px;font-weight:800;line-height:1.3;margin-bottom:14px}
.consult-panel p.cp-desc{color:rgba(255,255,255,.74);font-size:15px;line-height:1.9;max-width:420px}
.cp-points{margin-top:26px;display:flex;flex-direction:column;gap:12px}
.cp-points li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(255,255,255,.82)}
.cp-points li i{
  width:7px;height:7px;border-radius:50%;background:var(--primary);
  display:inline-block;margin-top:9px;flex:0 0 auto;
}
.form-card{
  background:var(--surface);border-radius:var(--radius-l);
  padding:30px;box-shadow:0 24px 60px rgba(0,0,0,.28);
}
.form-card h3{font-size:20px;font-weight:800;margin-bottom:6px}
.form-card .fc-sub{font-size:13.5px;color:var(--muted);margin-bottom:20px}
.form-label{font-size:14px;font-weight:600;color:var(--ink-2);margin-bottom:7px;display:block}
.form-control,.form-select{
  height:48px;border-radius:12px;border:1px solid var(--line);
  background:#FDFCF9;font-size:15px;color:var(--ink);
  padding:0 14px;width:100%;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
textarea.form-control{height:120px;padding:12px 14px;line-height:1.8;resize:vertical}
.form-control:focus,.form-select:focus{
  outline:none;background:#fff;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(18,184,166,.18);
}
.form-control::placeholder{color:#A9A69C}
.form-check-input{
  width:17px;height:17px;border-radius:5px;border:1px solid var(--line);
  margin-top:3px;flex:0 0 auto;
}
.form-check-input:checked{background-color:var(--primary);border-color:var(--primary)}
.form-check-input:focus{box-shadow:0 0 0 3px rgba(18,184,166,.2);border-color:var(--primary)}
.form-check-label{font-size:13px;color:var(--muted);line-height:1.7}
.form-row-gap{margin-bottom:16px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);color:rgba(255,255,255,.72);
  padding:60px 0 26px;margin-top:var(--section-y);
  border-top:4px solid var(--primary);
}
.site-footer .wrap{max-width:var(--container)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{background:#22262E;border:1px solid rgba(255,255,255,.14)}
.footer-brand b{display:block;color:#fff;font-size:18px;font-weight:800;line-height:1.2}
.footer-brand span span{display:block;font-size:11.5px;letter-spacing:.14em;color:rgba(255,255,255,.5);margin-top:3px}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:320px}
.site-footer h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
  margin-top:42px;padding-top:22px;border-top:1px solid var(--line-dark);
  font-size:13px;color:rgba(255,255,255,.48);
}
.footer-bottom a{color:rgba(255,255,255,.68)}
.footer-bottom a:hover{color:#fff}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:24px;z-index:1040;
  width:46px;height:46px;border-radius:50%;
  background:var(--ink);color:#fff;border:1px solid var(--line-dark);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-2);cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .25s ease;
}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--primary-deep)}
.to-top:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(18,184,166,.45)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--section-y:60px}
  .page-hero h1{font-size:38px}
  .nav-item{padding:8px 9px;font-size:13.5px}
  .brand-text b{font-size:16.5px}
}
@media (max-width:991px){
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .nav-shell{padding:10px 13px;border-radius:18px}
  .page-hero{padding-top:26px}
  .page-hero h1{font-size:32px}
  .hero-visual{margin-top:24px}
  .hero-visual img{height:260px}
  .principle-grid{grid-template-columns:1fr}
  .check-grid{grid-template-columns:1fr}
  .flow-wrap{padding:26px}
  .consult-panel{padding:32px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .section-head h2{font-size:26px}
}
@media (max-width:767px){
  body{font-size:16px}
  :root{--section-y:48px}
  .wrap{padding:0 16px}
  .page-hero h1{font-size:27px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{flex:1 1 auto}
  .principle-card{padding:22px}
  .flow-wrap{padding:20px}
  .check-panel,.form-card{padding:22px}
  .consult-panel{padding:26px 20px}
  .consult-panel h2{font-size:24px}
  .visual-card{left:12px;bottom:16px;padding:12px 14px;min-width:160px}
  .visual-card b{font-size:19px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .site-footer{padding-top:46px}
}
@media (max-width:575px){
  .brand-text b{font-size:15px}
  .brand-text span{font-size:10.5px;letter-spacing:.08em}
  .brand-mark{width:36px;height:36px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .page-hero::before{display:none}
  .to-top{right:14px;bottom:16px;width:42px;height:42px}
  .faq-accordion .accordion-button{font-size:15.5px;padding:17px 18px}
  .faq-accordion .accordion-body{padding:2px 18px 18px;font-size:14.5px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category5 */
:root{
  --ink:#171A1F;
  --ink-2:#2A2E36;
  --paper:#F4F1E9;
  --surface:#FFFFFF;
  --primary:#12B8A6;
  --primary-deep:#0B8F82;
  --primary-soft:#E9F7F4;
  --accent:#FF6B35;
  --violet:#6C5CE7;
  --muted:#6A6F78;
  --line:#DDD7CA;
  --line-dark:#343943;
  --radius-s:12px;
  --radius-m:18px;
  --radius-l:24px;
  --shadow-1:0 8px 24px rgba(23,26,31,.07);
  --shadow-2:0 18px 50px rgba(23,26,31,.12);
  --container:1200px;
  --section-y:72px;
  --bs-primary:#12B8A6;
  --bs-body-bg:#F4F1E9;
  --bs-body-color:#2A2E36;
  --bs-border-radius:12px;
  --bs-font-sans-serif:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--paper);
  color:var(--ink-2);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(rgba(23,26,31,.055) 1px, transparent 1px);
  background-size:24px 24px;
  background-attachment:fixed;
}
img{max-width:100%;display:block;}
a{color:var(--primary-deep);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
p{margin:0 0 16px;}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:.02em;line-height:1.25;font-weight:800;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid rgba(18,184,166,.55);outline-offset:2px;}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.tabular{font-variant-numeric:tabular-nums;}

/* ===== Header / Nav ===== */
.site-header{position:sticky;top:0;z-index:1040;padding:14px 0 10px;background:linear-gradient(180deg,rgba(244,241,233,.96),rgba(244,241,233,.72));backdrop-filter:blur(6px);}
.nav-card{
  display:flex;align-items:center;gap:18px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:22px;
  padding:12px 18px;
  box-shadow:var(--shadow-1);
  position:relative;
  flex-wrap:wrap;
}
.nav-card::before{
  content:"";position:absolute;left:18px;right:18px;top:0;height:3px;border-radius:0 0 4px 4px;
  background:linear-gradient(90deg,var(--primary) 0 34%,var(--accent) 34% 62%,var(--violet) 62% 100%);
  opacity:.85;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);flex:0 0 auto;}
.brand:hover{color:var(--ink);}
.brand-mark{display:inline-flex;align-items:center;gap:3px;position:relative;width:34px;height:30px;}
.brand-mark i{display:block;width:7px;height:24px;border-radius:3px;transform:skewX(-14deg);}
.brand-mark i:nth-child(1){background:var(--primary);height:18px;margin-top:6px;}
.brand-mark i:nth-child(2){background:var(--accent);height:26px;}
.brand-mark i:nth-child(3){background:var(--violet);height:21px;margin-top:3px;}
.brand-mark .spark{position:absolute;right:-2px;top:-3px;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 2px rgba(255,107,53,.18);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:18px;font-weight:800;letter-spacing:.03em;}
.brand-text em{font-style:normal;font-size:11.5px;color:var(--muted);letter-spacing:.18em;}
.nav-links{display:flex;align-items:center;gap:6px;flex:1 1 auto;justify-content:center;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
  white-space:nowrap;
}
.nav-item .dot{width:6px;height:6px;border-radius:50%;background:var(--line);transition:background .2s ease;}
.nav-item:hover{background:var(--primary-soft);color:var(--primary-deep);border-color:rgba(18,184,166,.28);transform:translateY(-1px);}
.nav-item:hover .dot{background:var(--primary);}
.nav-item.is-active{background:var(--primary-soft);color:var(--ink);border-color:rgba(18,184,166,.35);box-shadow:inset 3px 0 0 var(--primary);}
.nav-item.is-active .dot{background:var(--primary);}
.nav-side{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:42px;padding:0 22px;border-radius:999px;
  background:var(--accent);color:var(--ink);font-weight:700;font-size:14.5px;
  box-shadow:0 6px 16px rgba(255,107,53,.28);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-cta:hover{background:#ff7d4d;color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,107,53,.32);}
.nav-toggle{
  display:none;width:44px;height:42px;border:1px solid var(--line);border-radius:12px;background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);}

/* ===== Buttons ===== */
.btn-primary,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;font-weight:700;font-size:15.5px;
  transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  border:1px solid transparent;
}
.btn-primary{background:var(--primary);color:var(--ink);box-shadow:0 10px 24px rgba(18,184,166,.24);}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(11,143,130,.28);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{background:var(--primary-soft);border-color:rgba(18,184,166,.4);color:var(--primary-deep);transform:translateY(-2px);}
.btn-primary:active,.btn-ghost:active{transform:translateY(0);}

/* ===== Page hero ===== */
.page-hero{padding:34px 0 6px;}
.hero-panel{
  position:relative;
  display:grid;grid-template-columns:1fr 380px;gap:36px;align-items:center;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:38px 40px;
  box-shadow:var(--shadow-1);
  overflow:hidden;
}
.hero-panel::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,184,166,.16),transparent 68%);
  pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);margin-bottom:16px;flex-wrap:wrap;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary-deep);}
.crumb span{color:var(--line);}
.crumb b{color:var(--ink);font-weight:600;}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 16px;border-radius:999px;background:var(--primary-soft);
  color:var(--primary-deep);font-size:13px;font-weight:700;letter-spacing:.04em;
  border:1px solid rgba(18,184,166,.3);margin-bottom:18px;
}
.tag-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);}
.page-hero h1{font-size:clamp(30px,4vw,44px);line-height:1.18;font-weight:800;margin-bottom:16px;}
.hero-lead{font-size:16.5px;color:var(--muted);line-height:1.86;max-width:620px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-art{position:relative;border-radius:var(--radius-l);overflow:hidden;min-height:230px;border:1px solid var(--line);}
.hero-art img{width:100%;height:100%;min-height:230px;object-fit:cover;opacity:.92;transition:transform .5s ease;}
.hero-art:hover img{transform:scale(1.02);}
.hero-art::before{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(23,26,31,.22),rgba(23,26,31,.05));z-index:1;}
.hero-art .art-note{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  background:rgba(23,26,31,.9);color:#fff;border-radius:var(--radius-s);
  padding:12px 16px;font-size:13px;line-height:1.6;
  border-bottom:2px solid var(--primary);
}
.hero-art .art-note b{display:block;font-size:15px;margin-bottom:2px;letter-spacing:.04em;}

/* ===== Section base ===== */
.section{padding:var(--section-y) 0;}
.section-head{margin-bottom:34px;max-width:720px;}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:700;color:var(--primary-deep);
  letter-spacing:.2em;margin-bottom:12px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.26;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:15.5px;margin:0;}

/* ===== FAQ area ===== */
.faq-layout{display:grid;grid-template-columns:1fr 340px;gap:28px;align-items:start;}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:14px;font-weight:600;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.chip:hover{border-color:rgba(18,184,166,.45);color:var(--primary-deep);background:var(--primary-soft);transform:translateY(-1px);}
.chip.is-active{background:var(--ink);color:#fff;border-color:var(--ink);}
.chip .count{font-size:12px;opacity:.65;font-variant-numeric:tabular-nums;}
.faq-group-label{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.06em;
  padding:4px 12px;border-radius:999px;background:#F0EDE4;color:var(--ink-2);
  border:1px solid var(--line);margin-bottom:10px;
}
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;
  background:#fff;margin-bottom:14px;box-shadow:var(--shadow-1);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.faq-acc .accordion-item:hover{box-shadow:var(--shadow-2);border-color:rgba(18,184,166,.35);}
.faq-acc .accordion-button{
  font-size:17px;font-weight:700;color:var(--ink);background:#fff;
  padding:20px 22px;box-shadow:none;border-radius:0;line-height:1.5;
}
.faq-acc .accordion-button:not(.collapsed){background:var(--primary-soft);color:var(--ink);}
.faq-acc .accordion-button:focus{box-shadow:0 0 0 3px rgba(18,184,166,.32);border-color:transparent;z-index:3;}
.faq-acc .accordion-button::after{
  width:1.15rem;height:1.15rem;background-size:1.15rem;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2312B8A6'%3E%3Cpath d='M8 11.5 2.5 6l1.1-1.1L8 9.3l4.4-4.4L13.5 6z'/%3E%3C/svg%3E");
}
.faq-acc .accordion-body{font-size:15px;line-height:1.85;color:var(--muted);padding:6px 22px 22px;background:#fff;}
.faq-acc .accordion-body strong{color:var(--ink);font-weight:700;}
.faq-empty{
  display:none;border:1px dashed var(--line);border-radius:var(--radius-m);
  padding:36px 20px;text-align:center;color:var(--muted);font-size:14.5px;background:#fff;
}

/* support card */
.support-card{
  background:var(--ink);color:#fff;border-radius:var(--radius-l);
  padding:28px;box-shadow:var(--shadow-2);position:relative;overflow:hidden;
  position:sticky;top:110px;
}
.support-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent),var(--violet));
}
.support-card h3{color:#fff;font-size:19px;margin-bottom:10px;}
.support-card p{color:rgba(255,255,255,.72);font-size:14px;line-height:1.8;margin-bottom:18px;}
.support-list{display:grid;gap:12px;margin-bottom:22px;}
.support-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:rgba(255,255,255,.86);line-height:1.7;
  padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.1);
}
.support-list li:last-child{border-bottom:0;padding-bottom:0;}
.support-list .mark{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:rgba(18,184,166,.18);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;margin-top:2px;
}
.support-card .btn-primary{width:100%;background:var(--accent);color:var(--ink);box-shadow:0 10px 24px rgba(255,107,53,.3);}
.support-card .btn-primary:hover{background:#ff7d4d;color:var(--ink);}

/* ===== Steps panel ===== */
.steps-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-l);padding:34px;box-shadow:var(--shadow-1);}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:26px;}
.step-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px 20px;position:relative;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);border-color:rgba(18,184,166,.4);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;background:var(--ink);color:#fff;
  font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.step-card:nth-child(2) .step-num{background:var(--primary);color:var(--ink);}
.step-card:nth-child(3) .step-num{background:var(--accent);color:var(--ink);}
.step-card:nth-child(4) .step-num{background:var(--violet);color:#fff;}
.step-card h4{font-size:16.5px;margin-bottom:8px;}
.step-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0;}

/* ===== Related entries ===== */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.entry-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:22px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.entry-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(18,184,166,.4);color:var(--ink-2);}
.entry-card .ec-tag{font-size:12.5px;font-weight:700;color:var(--primary-deep);letter-spacing:.06em;}
.entry-card h4{font-size:16.5px;line-height:1.45;}
.entry-card p{font-size:13.6px;color:var(--muted);line-height:1.7;margin:0;}
.entry-card .arrow{font-weight:800;color:var(--primary-deep);transition:transform .2s ease;display:inline-block;font-size:14px;}
.entry-card:hover .arrow{transform:translateX(5px);}

/* ===== Consult / CTA ===== */
.consult-panel{
  background:var(--ink);border-radius:var(--radius-l);padding:44px;
  display:grid;grid-template-columns:.95fr 1.05fr;gap:36px;align-items:start;
  box-shadow:var(--shadow-2);position:relative;overflow:hidden;
}
.consult-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--primary) 0 40%,var(--accent) 40% 72%,var(--violet) 72% 100%);
}
.consult-copy h2{color:#fff;font-size:clamp(23px,2.8vw,32px);line-height:1.3;margin-bottom:14px;}
.consult-copy p{color:rgba(255,255,255,.72);font-size:15px;line-height:1.85;margin-bottom:20px;}
.consult-points{display:grid;gap:12px;}
.consult-points li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.85);line-height:1.7;}
.consult-points .mark{color:var(--primary);font-weight:800;flex:0 0 auto;}
.form-card{background:#fff;border-radius:var(--radius-m);padding:28px;box-shadow:var(--shadow-1);}
.form-card .form-label{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.form-card .form-control,.form-card .form-select{
  height:48px;border:1px solid var(--line);border-radius:12px;background:#fff;
  font-size:15px;color:var(--ink-2);box-shadow:none;padding:0 14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.form-card textarea.form-control{height:120px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-card .form-control:focus,.form-card .form-select:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(18,184,166,.28);outline:none;
}
.form-card .form-check-input{border-color:var(--line);}
.form-card .form-check-input:checked{background-color:var(--primary);border-color:var(--primary);}
.form-card .form-check-input:focus{box-shadow:0 0 0 3px rgba(18,184,166,.28);border-color:var(--primary);}
.form-card .form-check-label{font-size:13px;color:var(--muted);line-height:1.7;}
.form-card .btn-primary{width:100%;margin-top:6px;}
.form-tip{font-size:13px;color:var(--muted);margin:12px 0 0;line-height:1.7;}
.form-msg{
  display:none;margin-top:14px;padding:12px 16px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary-deep);font-size:14px;font-weight:600;
  border:1px solid rgba(18,184,166,.35);
}
.form-msg.is-visible{display:block;}

/* ===== Footer ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.76);padding:60px 0 0;margin-top:var(--section-y);}
.site-footer h4{color:#fff;font-size:15px;letter-spacing:.08em;margin-bottom:18px;font-weight:700;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-mark i{opacity:.95;}
.footer-brand span b{display:block;color:#fff;font-size:19px;letter-spacing:.04em;line-height:1.2;}
.footer-brand span span{display:block;font-size:11.5px;letter-spacing:.2em;color:rgba(255,255,255,.55);}
.footer-desc{font-size:13.8px;line-height:1.85;color:rgba(255,255,255,.6);max-width:330px;margin:0;}
.footer-links{display:grid;gap:10px;}
.footer-links a{color:rgba(255,255,255,.7);font-size:14px;transition:color .2s ease,padding-left .2s ease;}
.footer-links a:hover{color:var(--primary);padding-left:4px;}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:var(--primary);}

/* ===== Responsive ===== */
@media (max-width:1199px){
  :root{--section-y:60px;}
  .hero-panel{grid-template-columns:1fr 320px;padding:32px;gap:26px;}
  .faq-layout{grid-template-columns:1fr 300px;}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex;}
  .nav-links{
    order:5;flex-basis:100%;display:none;
    grid-template-columns:repeat(2,1fr);gap:8px;
    padding-top:12px;margin-top:6px;border-top:1px solid var(--line);
  }
  .nav-links.is-open{display:grid;}
  .nav-item{justify-content:flex-start;border-radius:12px;border:1px solid var(--line);padding:12px 14px;background:#fff;}
  .nav-item.is-active{box-shadow:inset 3px 0 0 var(--primary);}
  .hero-panel{grid-template-columns:1fr;padding:28px;}
  .hero-art{min-height:200px;}
  .hero-art img{min-height:200px;}
  .faq-layout{grid-template-columns:1fr;}
  .support-card{position:static;}
  .steps-grid{grid-template-columns:repeat(2,1fr);}
  .entry-grid{grid-template-columns:repeat(2,1fr);}
  .consult-panel{grid-template-columns:1fr;padding:32px;}
  .section{padding:48px 0;}
}
@media (max-width:767px){
  .brand-text b{font-size:16px;}
  .brand-text em{font-size:10.5px;letter-spacing:.14em;}
  .nav-card{padding:12px 14px;gap:12px;}
  .nav-cta{height:38px;padding:0 16px;font-size:13.5px;}
  .page-hero{padding-top:22px;}
  .hero-panel{padding:24px 20px;}
  .hero-lead{font-size:15.5px;}
  .btn-primary,.btn-ghost{height:46px;padding:0 20px;font-size:15px;}
  .steps-panel{padding:24px 20px;}
  .steps-grid{grid-template-columns:1fr;}
  .entry-grid{grid-template-columns:1fr;}
  .consult-panel{padding:26px 20px;gap:24px;}
  .form-card{padding:22px 18px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .site-footer{margin-top:48px;padding-top:44px;}
  .faq-acc .accordion-button{font-size:15.5px;padding:16px 18px;}
  .faq-acc .accordion-body{padding:4px 18px 18px;}
}
@media (max-width:575px){
  .wrap{padding:0 16px;}
  .brand{gap:8px;}
  .brand-text b{font-size:15px;}
  .nav-cta{display:none;}
  .hero-actions .btn-primary,.hero-actions .btn-ghost{width:100%;}
  .chips{gap:8px;}
  .chip{padding:8px 14px;font-size:13px;}
  .support-card{padding:22px;}
}