/* roulang page: index */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-accent-d:#D9531F;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --c-soft:#F1EFE9;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,26,23,.06);
  --sh-2:0 8px 24px rgba(12,26,23,.10);
  --sec-y:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 按钮 ============ */
.btn-cta,
.btn-ghost,
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:47px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-cta{background:var(--c-accent);color:#fff;box-shadow:0 1px 2px rgba(242,100,48,.24);}
.btn-cta:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(242,100,48,.28);}
.btn-cta:active{transform:none;}
.btn-ghost{background:var(--c-surface);border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost:hover{background:rgba(18,86,74,.06);color:var(--c-primary);transform:translateY(-1px);}
.btn-line{background:transparent;border-color:var(--c-line);color:var(--c-text);height:42px;padding:0 18px;font-size:14px;}
.btn-line:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(18,86,74,.04);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-size:14px;font-weight:600;}
.link-arrow i{transition:transform .18s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* ============ 徽章 ============ */
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:rgba(18,86,74,.08);color:var(--c-primary);font-size:12px;font-weight:600;}
.badge-out{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-muted);font-size:12px;font-weight:600;}
.badge-dark{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.12);color:var(--c-lime);font-size:12px;font-weight:600;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(246,244,239,.72);
  border-bottom:1px solid transparent;
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{
  background:rgba(246,244,239,.94);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 2px 12px rgba(12,26,23,.05);
}
.header-inner{display:flex;align-items:center;gap:28px;height:76px;transition:height .2s ease;}
.site-header.is-scrolled .header-inner{height:62px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:var(--c-lime);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{font-size:16px;font-weight:800;color:var(--c-primary);letter-spacing:.04em;}
.brand-sub{font-size:12px;letter-spacing:.06em;color:var(--c-muted);}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;
  font-size:15px;font-weight:500;color:var(--c-text);
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:8px;height:3px;width:0;background:var(--c-accent);
  border-radius:2px;transition:width .2s ease;
}
.nav-link:hover{color:var(--c-primary);}
.nav-link:hover::after{width:100%;}
.nav-link.active{color:var(--c-primary);font-weight:600;}
.nav-link.active::after{width:100%;}
.header-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.mega-wrap{position:relative;}
.mega-toggle{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;
  background:transparent;border:1px solid var(--c-line);border-radius:var(--r-btn);
  font-size:14px;font-weight:600;color:var(--c-text);cursor:pointer;transition:.18s ease;
}
.mega-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}
.mega-panel{
  position:absolute;top:calc(100% + 10px);right:0;width:680px;
  background:var(--c-surface);border:1px solid var(--c-line);border-top:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-2);padding:22px;
  display:grid;grid-template-columns:1fr 1fr 220px;gap:20px;
  opacity:0;visibility:hidden;transform:translateY(4px);
  transition:opacity .12s ease,transform .12s ease,visibility .12s ease;
}
.mega-wrap:hover .mega-panel,
.mega-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--c-muted);margin-bottom:10px;}
.mega-list li + li{margin-top:2px;}
.mega-list a{display:flex;align-items:center;gap:8px;padding:7px 8px;border-radius:8px;font-size:14px;color:var(--c-text);}
.mega-list a:hover{background:var(--c-soft);color:var(--c-primary);}
.mega-list i{color:var(--c-primary);font-size:14px;}
.mega-card{
  background:rgba(18,86,74,.06);border-radius:10px;padding:16px;display:flex;flex-direction:column;justify-content:space-between;gap:14px;
}
.mega-card h4{font-size:15px;font-weight:700;color:var(--c-primary);}
.mega-card p{font-size:13px;line-height:1.7;color:var(--c-muted);}
.nav-burger{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:var(--c-surface);cursor:pointer;position:relative;
}
.nav-burger span{
  position:absolute;left:12px;width:20px;height:2px;background:var(--c-primary);border-radius:2px;
  transition:transform .22s ease,opacity .22s ease,top .22s ease;
}
.nav-burger span:nth-child(1){top:15px;}
.nav-burger span:nth-child(2){top:21px;}
.nav-burger span:nth-child(3){top:27px;}
.nav-burger.open span:nth-child(1){top:21px;transform:rotate(45deg);}
.nav-burger.open span:nth-child(2){opacity:0;}
.nav-burger.open span:nth-child(3){top:21px;transform:rotate(-45deg);}
.mobile-nav{
  display:none;border-top:1px solid var(--c-line);background:var(--c-surface);
  padding:8px 0 18px;
}
.mobile-nav.open{display:block;}
.mobile-nav .container{display:flex;flex-direction:column;}
.mobile-nav a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:44px;padding:0 4px;font-size:15px;border-bottom:1px solid var(--c-line);color:var(--c-text);
}
.mobile-nav a.m-link:hover{color:var(--c-primary);}
.mobile-nav a.m-link.active{color:var(--c-primary);font-weight:600;}
.mobile-nav .m-cta{margin-top:16px;}
.mobile-nav .m-cta .btn-cta{width:100%;}

/* ============ 通用板块 ============ */
.section{padding:var(--sec-y) 0;}
.section-line{border-top:1px solid var(--c-line);}
.section-alt{background:var(--c-surface);}
.section-ink{background:var(--c-ink);color:#E8E6E0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.sec-head h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--c-primary);}
.sec-head p{font-size:14px;color:var(--c-muted);margin-top:8px;max-width:620px;}
.section-ink .sec-head h2{color:#fff;}
.section-ink .sec-head p{color:rgba(232,230,224,.62);}
.rule{width:40px;height:4px;background:var(--c-primary);border-radius:2px;margin-bottom:16px;}

/* ============ Hero ============ */
.hero{padding:64px 0 0;border-bottom:1px solid var(--c-line);}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding-bottom:56px;}
.hero h1{
  font-size:46px;line-height:1.18;font-weight:800;letter-spacing:-.01em;color:var(--c-primary);
  margin:18px 0 18px;
}
.hero-sub{font-size:17px;line-height:1.8;color:var(--c-muted);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-visual{position:relative;}
.hero-visual .hero-img{
  width:100%;height:360px;object-fit:cover;border-radius:var(--r-img);position:relative;
}
.hero-img-wrap{position:relative;border-radius:var(--r-img);overflow:hidden;background:var(--c-primary-d);}
.hero-img-wrap::after{
  content:"";position:absolute;inset:0;background:rgba(11,59,51,.30);pointer-events:none;
}
.hero-float{
  position:absolute;background:var(--c-surface);border:1px solid var(--c-line);border-radius:10px;
  box-shadow:var(--sh-2);padding:12px 16px;min-width:132px;
}
.hero-float .f-label{font-size:12px;color:var(--c-muted);letter-spacing:.02em;}
.hero-float .f-value{font-size:22px;font-weight:800;color:var(--c-primary);line-height:1.2;margin-top:2px;}
.hero-float.f1{left:-18px;bottom:28px;}
.hero-float.f2{right:-10px;top:24px;}
.trust-bar{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
  border-top:1px solid var(--c-line);padding:22px 0 26px;
}
.trust-item{display:flex;align-items:center;gap:10px;font-size:14px;letter-spacing:.02em;color:var(--c-muted);}
.trust-item i{font-size:18px;color:var(--c-primary);}

/* ============ 指标看板 ============ */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-item{padding:4px 28px;border-left:1px solid rgba(255,255,255,.10);}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-label{font-size:12px;letter-spacing:.06em;color:rgba(232,230,224,.62);}
.stat-value{font-size:48px;font-weight:800;line-height:1.15;color:#fff;margin-top:10px;letter-spacing:-.01em;}
.stat-value .unit{font-size:20px;font-weight:600;color:var(--c-lime);margin-left:4px;}
.stat-note{font-size:12px;color:rgba(232,230,224,.62);margin-top:8px;letter-spacing:.02em;}

/* ============ Bento 服务矩阵 ============ */
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.bento-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:24px;transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
  display:flex;flex-direction:column;
}
.bento-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#D6D1C4;}
.bento-lg{grid-column:span 2;grid-row:span 2;padding:0;overflow:hidden;}
.bento-lg .thumb{position:relative;overflow:hidden;flex:0 0 auto;}
.bento-lg .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .3s ease;}
.bento-lg:hover .thumb img{transform:scale(1.03);}
.bento-lg .bento-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.bento-lg h3{font-size:22px;line-height:1.4;font-weight:600;color:var(--c-primary);}
.bento-lg p{font-size:14px;line-height:1.8;color:var(--c-muted);}
.bento-lg .arrow{margin-top:auto;color:var(--c-primary);font-size:18px;}
.bento-card h3{font-size:19px;line-height:1.4;font-weight:600;color:var(--c-primary);margin:14px 0 8px;}
.bento-card p{font-size:14px;line-height:1.8;color:var(--c-muted);}
.bento-ico{
  width:44px;height:44px;border-radius:10px;background:rgba(18,86,74,.08);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:20px;
}

/* ============ 对比区 ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--c-line);border-radius:var(--r-card);overflow:hidden;background:var(--c-surface);}
.compare-col{padding:0;}
.compare-head{font-size:14px;font-weight:600;letter-spacing:.04em;padding:18px 24px;color:var(--c-muted);}
.compare-col.left .compare-head{background:var(--c-soft);}
.compare-col.right .compare-head{background:rgba(18,86,74,.08);color:var(--c-primary);border-left:1px solid var(--c-line);}
.compare-row{
  display:flex;align-items:flex-start;gap:12px;min-height:56px;padding:18px 24px;
  border-top:1px solid var(--c-line);font-size:15px;line-height:1.7;
}
.compare-col.left .compare-row{color:var(--c-muted);}
.compare-col.right .compare-row{font-weight:600;color:var(--c-text);border-left:1px solid var(--c-line);}
.compare-row i{font-size:16px;flex-shrink:0;margin-top:4px;}
.compare-col.left .compare-row i{color:#A9A79C;}
.compare-col.right .compare-row i{color:var(--c-primary);}
.row-tag{display:none;}

/* ============ CMS 列表 ============ */
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.cms-card{
  display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.cms-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px);border-color:#D6D1C4;}
.cms-cover{position:relative;background:rgba(18,86,74,.06);}
.cms-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.cms-cover .ph{
  aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-size:30px;
}
.cms-badge{position:absolute;top:12px;left:12px;background:#fff;border:1px solid var(--c-line);border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600;color:var(--c-primary);}
.cms-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.cms-body h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--c-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-body p{font-size:14px;line-height:1.75;color:var(--c-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);font-size:13px;color:var(--c-muted);}
.cms-foot i{color:var(--c-primary);}
.empty-state{
  min-height:120px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  border:1px dashed var(--c-line);border-radius:var(--r-card);background:var(--c-surface);padding:32px;
}
.empty-state i{font-size:32px;color:var(--c-primary);}
.empty-state p{font-size:15px;color:var(--c-muted);}
.cms-more{margin-top:36px;display:flex;justify-content:center;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-side h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--c-primary);}
.faq-side p{font-size:14px;line-height:1.8;color:var(--c-muted);margin:14px 0 18px;}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-item:first-child{border-top:1px solid var(--c-line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:60px;padding:14px 4px;background:none;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--c-text);cursor:pointer;transition:color .18s ease;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{flex-shrink:0;color:var(--c-primary);font-size:18px;transition:transform .22s ease;line-height:1;}
.faq-item.open .faq-icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--c-muted);padding:0 4px 20px;}
.faq-item.open .faq-a{max-height:320px;}

/* ============ 表单区 ============ */
.contact-inner{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.contact-left h2{font-size:32px;line-height:1.3;font-weight:700;color:#fff;}
.contact-points{margin:24px 0 18px;display:flex;flex-direction:column;gap:14px;}
.contact-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;line-height:1.75;color:rgba(232,230,224,.86);}
.contact-points i{color:var(--c-lime);font-size:16px;margin-top:5px;flex-shrink:0;}
.contact-tip{font-size:13px;color:rgba(232,230,224,.62);line-height:1.8;}
.form-card{background:var(--c-surface);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-2);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-text);margin-bottom:8px;letter-spacing:.02em;}
.field input,.field select,.field textarea{
  width:100%;height:44px;border:1px solid var(--c-line);border-radius:10px;padding:0 14px;
  background:var(--c-surface);font-size:15px;color:var(--c-text);transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:104px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(18,86,74,.20);
}
.field input::placeholder,.field textarea::placeholder{color:#A9A79C;}
.form-submit{width:100%;}
.privacy-note{font-size:12px;line-height:1.7;color:var(--c-muted);margin-top:12px;}
.form-msg{font-size:13px;color:var(--c-primary);margin-top:10px;display:none;}
.form-msg.show{display:block;}

/* ============ 收尾条 ============ */
.closing{border-top:1px solid var(--c-line);background:var(--c-surface);}
.closing-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;padding:14px 0;}
.closing-inner p{font-size:15px;color:var(--c-text);}
.closing-inner p strong{color:var(--c-primary);}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:#E8E6E0;position:relative;}
.footer-top-rule{height:4px;background:linear-gradient(90deg,rgba(18,86,74,1),rgba(242,100,48,.55));}
.footer-main{padding:64px 0 40px;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand-main{color:#fff;}
.footer-brand .brand-sub{color:rgba(232,230,224,.62);}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(232,230,224,.62);margin-top:16px;max-width:280px;}
.footer-kw{font-size:12px;letter-spacing:.04em;color:rgba(232,230,224,.45);margin-top:14px;}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;letter-spacing:.02em;padding-bottom:12px;margin-bottom:12px;border-bottom:1px solid rgba(255,255,255,.10);}
.footer-col li + li{margin-top:8px;}
.footer-col a,.footer-col span{font-size:14px;color:rgba(232,230,224,.72);}
.footer-col a:hover{color:var(--c-lime);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.10);padding:18px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;}
.footer-bottom p,.footer-bottom a{font-size:12px;color:rgba(232,230,224,.62);}
.footer-links{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.footer-links .sep{width:1px;height:11px;background:rgba(255,255,255,.18);}
.footer-links a:hover{color:var(--c-lime);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .mega-panel{width:600px;grid-template-columns:1fr 1fr 200px;}
  .hero h1{font-size:40px;}
  .main-nav{gap:16px;}
  .nav-link{font-size:14px;}
}
@media (max-width:991px){
  :root{--sec-y:64px;}
  .main-nav{display:none;}
  .mega-wrap{display:none;}
  .header-right .btn-cta{display:none;}
  .nav-burger{display:block;}
  .header-inner{height:66px;gap:16px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .hero h1{font-size:34px;}
  .hero-visual .hero-img{height:280px;}
  .hero-float.f1{left:8px;bottom:12px;}
  .hero-float.f2{right:8px;top:12px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item{padding:18px 20px;border-left:0;border-top:1px solid rgba(255,255,255,.10);}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-top:0;}
  .stat-item:first-child{padding-left:20px;}
  .bento{grid-template-columns:repeat(2,1fr);}
  .bento-lg{grid-column:span 2;grid-row:auto;}
  .cms-grid{grid-template-columns:repeat(2,1fr);}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .contact-inner{grid-template-columns:1fr;gap:32px;}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 32px;}
  .compare{grid-template-columns:1fr;}
  .compare-col.right .compare-head,.compare-col.right .compare-row{border-left:0;}
  .row-tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:2px 8px;border-radius:999px;margin-bottom:6px;}
  .row-tag.grey{background:var(--c-soft);color:var(--c-muted);}
  .row-tag.green{background:rgba(18,86,74,.08);color:var(--c-primary);}
  .compare-row{flex-wrap:wrap;}
}
@media (max-width:767px){
  :root{--sec-y:56px;}
  .container{padding:0 20px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn-cta,.hero-actions .btn-ghost{flex:1 1 auto;}
  .trust-bar{grid-template-columns:1fr;gap:10px;padding:18px 0 22px;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .sec-head h2,.faq-side h2,.contact-left h2{font-size:24px;}
  .stat-value{font-size:38px;}
  .bento{grid-template-columns:1fr;}
  .bento-lg{grid-column:span 1;}
  .cms-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-card{padding:22px;}
  .closing-inner{flex-direction:column;align-items:flex-start;gap:8px;padding:16px 0;}
  .footer-main{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero-float .f-value{font-size:18px;}
  .hero-float{padding:10px 12px;min-width:112px;}
}

/* roulang page: article */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-accent-d:#D9531F;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --c-soft:#F1EFE9;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,26,23,.06);
  --sh-2:0 8px 24px rgba(12,26,23,.10);
  --sec:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);object-fit:cover;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-accent);}
h1,h2,h3,h4,h5{margin:0;color:var(--c-primary-d);letter-spacing:-.01em;}
p{margin:0 0 1.1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

/* 按钮 */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:47px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  border:1px solid transparent;
}
.btn-main{background:var(--c-accent);color:#fff;box-shadow:0 2px 8px rgba(242,100,48,.22);}
.btn-main:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(242,100,48,.30);}
.btn-main:active{transform:none;box-shadow:0 2px 6px rgba(242,100,48,.24);}
.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost:hover{background:rgba(18,86,74,.06);color:var(--c-primary);}
.btn-sm{height:38px;padding:0 16px;font-size:13.5px;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);}
.text-link i{transition:transform .18s ease;}
.text-link:hover i{transform:translateX(3px);}

/* 徽章 */
.tag-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.6;
  background:rgba(18,86,74,.08);color:var(--c-primary);
}
.tag-badge--line{background:#fff;border:1px solid var(--c-line);color:var(--c-muted);font-weight:500;}
.tag-badge--dark{background:var(--c-ink);color:var(--c-lime);}

/* 页头 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,239,.96);
  border-bottom:1px solid var(--c-line);
  transition:height .18s ease,background .18s ease,box-shadow .18s ease,backdrop-filter .18s ease;
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  height:76px;
  transition:height .18s ease;
}
.site-header.is-scrolled{background:rgba(246,244,239,.94);backdrop-filter:blur(8px);box-shadow:0 1px 0 rgba(12,26,23,.04);}
.site-header.is-scrolled .header-inner{height:62px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-primary-d);}
.brand:hover{color:var(--c-primary-d);}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:var(--c-primary);color:#fff;
  font-size:14px;font-weight:800;letter-spacing:.02em;
  box-shadow:0 4px 12px rgba(18,86,74,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.04em;}
.brand-sub{font-size:12px;font-weight:500;letter-spacing:.06em;color:var(--c-muted);margin-top:3px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:0 12px;height:44px;border-radius:8px;
  font-size:14.5px;font-weight:500;color:var(--c-text);
  transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:8px;height:3px;
  background:var(--c-accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-link:hover{color:var(--c-primary);background:rgba(18,86,74,.05);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--c-primary);font-weight:700;}
.nav-link.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-more{position:relative;}
.more-btn{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 12px;border-radius:8px;
  border:1px solid var(--c-line);background:#fff;
  font-size:13.5px;font-weight:600;color:var(--c-muted);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.more-btn:hover,.nav-more:hover .more-btn{border-color:var(--c-primary);color:var(--c-primary);background:#fff;}
.mega-panel{
  display:none;position:absolute;top:calc(100% + 10px);right:0;
  width:700px;padding:0;border:1px solid var(--c-line);border-radius:var(--r-card);
  background:#fff;box-shadow:var(--sh-2);overflow:hidden;
  animation:panelIn .12s ease both;
}
@keyframes panelIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:translateY(0);}}
.nav-more:hover .mega-panel,.nav-more:focus-within .mega-panel{display:block;}
.mega-grid{display:grid;grid-template-columns:1.15fr 1fr .95fr;}
.mega-col{padding:20px;}
.mega-col + .mega-col{border-left:1px solid var(--c-line);}
.mega-title{
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--c-muted);
  text-transform:uppercase;margin-bottom:12px;display:block;
}
.mega-list li + li{margin-top:2px;}
.mega-list a{
  display:flex;align-items:center;gap:9px;
  padding:7px 8px;border-radius:8px;
  font-size:13.5px;color:var(--c-text);
  transition:background .16s ease,color .16s ease;
}
.mega-list a:hover{background:rgba(18,86,74,.06);color:var(--c-primary);}
.mega-list i{color:var(--c-primary);font-size:13px;width:16px;text-align:center;}
.mega-post a{display:block;padding:8px;border-radius:8px;transition:background .16s ease;}
.mega-post a:hover{background:var(--c-bg);}
.mega-post strong{display:block;font-size:13.5px;font-weight:600;color:var(--c-text);line-height:1.5;}
.mega-post a:hover strong{color:var(--c-primary);}
.mega-post span{display:block;font-size:12px;color:var(--c-muted);margin-top:3px;}
.mega-card{
  display:block;height:100%;padding:16px;border-radius:12px;
  background:linear-gradient(160deg,rgba(18,86,74,.09),rgba(200,241,105,.20));
  border:1px solid rgba(18,86,74,.12);
}
.mega-card strong{display:block;font-size:14px;color:var(--c-primary-d);line-height:1.5;}
.mega-card p{font-size:12.5px;color:var(--c-muted);margin:6px 0 10px;line-height:1.6;}
.mega-card .arrow{font-size:13px;font-weight:700;color:var(--c-accent);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:#fff;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary-d);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-panel{display:none;border-top:1px solid var(--c-line);background:#fff;}
.mobile-panel.show{display:block;}
.mobile-inner{padding:12px 0 20px;}
.mobile-inner .m-link{
  display:flex;align-items:center;justify-content:space-between;
  height:44px;padding:0 4px;font-size:15px;font-weight:500;color:var(--c-text);
  border-bottom:1px solid var(--c-line);
}
.mobile-inner .m-link.active{color:var(--c-primary);font-weight:700;}
.mobile-inner .m-cta{margin-top:16px;}
.mobile-inner .m-cta .btn-main{width:100%;}

/* 面包屑 */
.breadcrumb-bar{background:var(--c-surface);border-bottom:1px solid var(--c-line);}
.breadcrumb-list{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  min-height:44px;font-size:13px;color:var(--c-muted);line-height:44px;
}
.breadcrumb-list li{display:flex;align-items:center;gap:8px;}
.breadcrumb-list .sep{color:#C9C4B8;}
.breadcrumb-list a{color:var(--c-primary);font-weight:500;}
.breadcrumb-list .current{color:var(--c-muted);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* 文章布局 */
.article-section{background:var(--c-surface);padding:44px 0 72px;}
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:48px;align-items:start;}
.article-head{max-width:760px;}
.article-head h1{
  font-size:36px;line-height:1.28;font-weight:800;letter-spacing:-.01em;
  margin:16px 0 18px;color:var(--c-primary-d);
}
.article-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--c-muted);
  padding-bottom:20px;border-bottom:1px solid var(--c-line);
  font-variant-numeric:tabular-nums;
}
.article-meta .vline{width:1px;height:12px;background:var(--c-line);}
.article-meta i{color:var(--c-primary);margin-right:5px;font-size:12px;}
.article-cover{margin:26px 0 0;max-width:760px;}
.article-cover img{width:100%;aspect-ratio:16/9;border-radius:var(--r-img);box-shadow:var(--sh-1);}
.article-cover figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px;line-height:1.7;}

/* 正文排版 */
.article-body{
  max-width:760px;margin-top:30px;
  font-size:17px;line-height:1.9;color:var(--c-text);
  overflow-wrap:break-word;
}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  position:relative;
  font-size:26px;line-height:1.36;font-weight:700;color:var(--c-primary-d);
  margin:2.2em 0 .8em;padding-left:16px;
  scroll-margin-top:96px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--c-primary);
}
.article-body h3{
  font-size:20px;line-height:1.45;font-weight:600;color:var(--c-primary);
  margin:1.6em 0 .6em;scroll-margin-top:96px;
}
.article-body h4{font-size:17px;font-weight:600;margin:1.3em 0 .5em;color:var(--c-primary-d);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.2em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body li::marker{color:var(--c-primary);}
.article-body blockquote{
  margin:1.6em 0;padding:20px 22px;
  background:var(--c-bg);border-left:3px solid var(--c-accent);border-radius:0 12px 12px 0;
  color:var(--c-text);font-size:16.5px;line-height:1.85;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--c-accent);}
.article-body img{margin:1.4em 0;border-radius:var(--r-img);box-shadow:var(--sh-1);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:10px;line-height:1.7;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;
  font-size:15px;border:1px solid var(--c-line);
}
.article-body thead th{background:rgba(18,86,74,.06);color:var(--c-primary-d);font-weight:600;text-align:left;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;vertical-align:top;}
.article-body tbody tr:nth-child(even){background:#FAF8F4;}
.article-body .table-wrap,.article-body table{max-width:100%;}
.table-scroll{max-width:100%;overflow-x:auto;margin:1.6em 0;border-radius:8px;}
.article-body code{background:var(--c-bg);border:1px solid var(--c-line);border-radius:6px;padding:1px 6px;font-size:14.5px;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:2em 0;}

/* 空态 */
.empty-state{
  min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:36px 24px;background:var(--c-bg);border:1px dashed var(--c-line);border-radius:var(--r-card);
  text-align:center;
}
.empty-state i{font-size:32px;color:var(--c-primary);opacity:.65;}
.empty-state p{font-size:15px;color:var(--c-muted);margin:0;}

/* 文末 */
.article-foot{max-width:760px;margin-top:40px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;padding:22px 0;border-top:1px solid var(--c-line);}
.article-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:4px;}

.related-block{margin-top:48px;padding-top:32px;border-top:1px solid var(--c-line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;}
.section-head h2{font-size:24px;line-height:1.3;font-weight:700;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#D7D2C4;}
.card-media{position:relative;aspect-ratio:16/9;background:rgba(18,86,74,.06);}
.card-media img{width:100%;height:100%;border-radius:0;}
.card-media .tag-badge{position:absolute;top:12px;left:12px;z-index:2;}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1;}
.card-title{
  font-size:17px;line-height:1.55;font-weight:600;color:var(--c-primary-d);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card:hover .card-title{color:var(--c-primary);}
.card-desc{
  font-size:13.5px;line-height:1.75;color:var(--c-muted);margin:8px 0 0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:14px;
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--c-muted);font-variant-numeric:tabular-nums;
}
.card-foot i{color:var(--c-primary);transition:transform .18s ease;}
.card:hover .card-foot i{transform:translateX(3px);}

/* 侧栏 */
.article-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px;box-shadow:var(--sh-1);
}
.side-card h3{font-size:15px;font-weight:600;letter-spacing:.04em;color:var(--c-primary-d);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--c-accent);font-size:13px;}
.toc-list li + li{margin-top:2px;}
.toc-list a{
  display:block;padding:7px 0 7px 12px;
  border-left:2px solid transparent;
  font-size:13.5px;line-height:1.6;color:var(--c-muted);
  transition:color .16s ease,border-color .16s ease,background .16s ease;
}
.toc-list a:hover{color:var(--c-primary);border-left-color:rgba(18,86,74,.35);}
.toc-list a.is-current{color:var(--c-primary);font-weight:600;border-left-color:var(--c-primary);background:rgba(18,86,74,.04);}
.toc-list .toc-sub a{padding-left:24px;font-size:13px;}
.side-note{font-size:12.5px;color:var(--c-muted);line-height:1.7;margin-top:12px;}
.side-entry{
  background:var(--c-primary-d);border-radius:var(--r-card);padding:22px;
  color:#E8E6E0;box-shadow:var(--sh-1);
}
.side-entry h3{font-size:15px;color:#fff;margin-bottom:8px;display:flex;align-items:center;gap:8px;letter-spacing:.02em;}
.side-entry h3 i{color:var(--c-lime);}
.side-entry p{font-size:13px;line-height:1.75;color:rgba(232,230,224,.72);margin-bottom:16px;}
.side-entry .btn-main{width:100%;height:42px;font-size:14px;}
.side-cats{display:flex;flex-wrap:wrap;gap:8px;}
.side-cats a{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  border:1px solid var(--c-line);background:#fff;
  font-size:12.5px;font-weight:500;color:var(--c-muted);
  transition:color .16s ease,border-color .16s ease,background .16s ease;
}
.side-cats a:hover{color:var(--c-primary);border-color:rgba(18,86,74,.35);background:rgba(18,86,74,.05);}

/* 收尾条 */
.closing-bar{background:var(--c-soft);border-top:1px solid var(--c-line);}
.closing-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:72px;padding:12px 0;flex-wrap:wrap;
}
.closing-inner p{font-size:14px;color:var(--c-primary-d);font-weight:600;margin:0;}
.closing-inner .text-link{font-size:14px;}

/* 页脚 */
.site-footer{background:var(--c-ink);color:#E8E6E0;padding-top:0;}
.footer-top-rule{height:4px;background:linear-gradient(90deg,rgba(18,86,74,.55),rgba(242,100,48,.55));}
.footer-main{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:40px;
  padding:60px 0 44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-main{color:#fff;}
.footer-brand .brand-sub{color:rgba(232,230,224,.62);}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(232,230,224,.66);margin-bottom:12px;max-width:320px;}
.footer-kw{font-size:12.5px !important;color:rgba(200,241,105,.72) !important;letter-spacing:.02em;}
.footer-col h4{
  font-size:14px;font-weight:600;color:#fff;margin-bottom:12px;
  padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-col ul li{margin-bottom:9px;}
.footer-col a,.footer-col span{font-size:13px;color:rgba(232,230,224,.68);line-height:1.7;}
.footer-col a:hover{color:var(--c-lime);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 26px;border-top:1px solid rgba(255,255,255,.10);
}
.footer-bottom p{font-size:12px;color:rgba(232,230,224,.55);margin:0;}
.footer-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.footer-links a{font-size:12px;color:rgba(232,230,224,.62);}
.footer-links a:hover{color:var(--c-lime);}
.footer-links .sep{width:1px;height:11px;background:rgba(255,255,255,.18);}

/* 响应式 */
@media (max-width:1199px){
  .article-shell{grid-template-columns:minmax(0,1fr) 300px;gap:32px;}
  .mega-panel{width:620px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  :root{--sec:64px;}
  .main-nav,.header-actions .more-btn,.header-actions .btn-main{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:64px;gap:12px;}
  .brand{margin-right:auto;}
  .article-shell{grid-template-columns:minmax(0,1fr);gap:32px;}
  .article-side{position:static;top:auto;}
  .article-head h1{font-size:28px;}
  .article-body{font-size:16.5px;line-height:1.88;}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px;}
  .mega-panel{display:none !important;}
}
@media (max-width:767px){
  .container{padding-left:20px;padding-right:20px;}
  .article-section{padding:32px 0 56px;}
  .article-head h1{font-size:26px;margin:14px 0 16px;}
  .article-body{font-size:16px;line-height:1.86;}
  .article-body h2{font-size:22px;padding-left:14px;}
  .article-body h3{font-size:18.5px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .breadcrumb-list{line-height:1.7;padding:10px 0;min-height:auto;font-size:12.5px;}
  .breadcrumb-list .current{max-width:200px;}
  .closing-inner{flex-direction:column;align-items:flex-start;gap:10px;min-height:auto;padding:18px 0;}
  .footer-main{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
  .article-actions .btn-ghost,.article-actions .btn-main{width:100%;}
}
@media (max-width:520px){
  .brand-sub{font-size:11px;}
  .article-meta{font-size:12px;gap:8px;}
  .article-meta .vline{display:none;}
  .tag-row{gap:6px;}
  .empty-state{padding:28px 18px;}
}

/* roulang page: category1 */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-accent-d:#D9531F;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --c-soft:#F1EFE9;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(12,26,23,.06);
  --sh-card-h:0 8px 24px rgba(12,26,23,.10);
  --sh-panel:0 18px 44px rgba(12,26,23,.14);
  --gap:24px;
  --sec:88px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .18s ease}
img{max-width:100%;display:block;border:0}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:2px;
  border-radius:4px;
}

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

/* ---------- 通用组件 ---------- */
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:var(--c-accent);color:#fff;font-size:15px;font-weight:600;
  letter-spacing:.01em;border:0;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-cta:hover{background:var(--c-accent-d);transform:translateY(-1px);box-shadow:0 10px 22px rgba(242,100,48,.28);color:#fff}
.btn-cta:active{transform:none;box-shadow:none}
.btn-cta.is-disabled{opacity:.4;pointer-events:none}

.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  background:var(--c-surface);border:1px solid var(--c-primary);
  color:var(--c-primary);font-size:15px;font-weight:600;
  transition:background .18s ease,transform .18s ease;
}
.btn-line:hover{background:rgba(18,86,74,.06);transform:translateY(-1px);color:var(--c-primary)}

.btn-cta-sm{height:40px;padding:0 16px;font-size:14px}

.textlink{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-size:14px;font-weight:600}
.textlink i{font-size:12px;transition:transform .18s ease}
.textlink:hover i{transform:translateX(3px)}

.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  background:rgba(18,86,74,.08);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-line{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:999px;
  border:1px solid var(--c-line);background:var(--c-surface);
  color:var(--c-muted);font-size:12px;font-weight:600;
}
.badge-dark{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:999px;
  background:var(--c-ink);color:var(--c-lime);
  font-size:12px;font-weight:600;
}

.sec{padding:var(--sec) 0}
.sec-line{border-top:1px solid var(--c-line)}
.sec-head{max-width:720px;margin-bottom:40px}
.sec-head h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--c-primary);letter-spacing:-.005em}
.sec-head p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--c-muted)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;letter-spacing:.04em;
  color:var(--c-primary);margin-bottom:12px;
}
.eyebrow::before{content:"";width:40px;height:4px;background:var(--c-accent);border-radius:2px}

/* ---------- 页头导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1050;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.site-header.is-scrolled{
  background:rgba(246,244,239,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom-color:var(--c-line);
  box-shadow:0 6px 18px rgba(12,26,23,.05);
}
.nav-inner{display:flex;align-items:center;gap:20px;height:76px;transition:height .2s ease}
.site-header.is-scrolled .nav-inner{height:62px}

.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--c-primary);color:var(--c-lime);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;letter-spacing:.04em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.04em;color:var(--c-primary)}
.brand-sub{font-size:12px;letter-spacing:.06em;color:var(--c-muted)}

.main-nav{display:flex;align-items:center;gap:2px;margin:0 auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 11px;
  font-size:15px;font-weight:600;color:var(--c-text);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:11px;right:11px;bottom:5px;height:3px;
  background:var(--c-accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary)}

.nav-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}

.mega-menu{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;
  height:40px;padding:0 12px;border-radius:var(--r-btn);
  font-size:14px;font-weight:600;color:var(--c-primary);
  border:1px solid var(--c-line);background:var(--c-surface);
  transition:background .18s ease,border-color .18s ease;
}
.mega-trigger:hover{background:rgba(18,86,74,.06);border-color:rgba(18,86,74,.28)}
.mega-trigger i{font-size:10px;transition:transform .18s ease}
.mega-menu:hover .mega-trigger i{transform:rotate(180deg)}

.mega-panel{
  position:absolute;right:0;top:calc(100% + 10px);
  width:700px;padding:22px;
  background:var(--c-surface);
  border:1px solid var(--c-line);border-top:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-panel);
  display:grid;grid-template-columns:1.05fr .95fr .9fr;gap:20px;
  opacity:0;visibility:hidden;transform:translateY(4px);
  transition:opacity .12s ease,transform .12s ease,visibility .12s ease;
}
.mega-menu:hover .mega-panel,
.mega-menu:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{
  font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--c-muted);
  padding-bottom:10px;margin-bottom:10px;border-bottom:1px solid var(--c-line);
}
.mega-list li+li{margin-top:2px}
.mega-list a{
  display:flex;align-items:center;gap:9px;
  padding:7px 8px;border-radius:8px;
  font-size:14px;font-weight:500;color:var(--c-text);
}
.mega-list a i{font-size:12px;color:var(--c-primary);opacity:.75;width:14px;text-align:center}
.mega-list a:hover{background:rgba(18,86,74,.06);color:var(--c-primary)}
.mega-news a{display:block;padding:7px 0;font-size:14px;font-weight:500;color:var(--c-text);line-height:1.5}
.mega-news a:hover{color:var(--c-primary)}
.mega-news span{display:block;font-size:12px;color:var(--c-muted);margin-top:2px}
.mega-card{
  display:flex;flex-direction:column;justify-content:space-between;
  gap:14px;padding:16px;border-radius:12px;
  background:var(--c-soft);border:1px solid var(--c-line);
  transition:background .18s ease;
}
.mega-card:hover{background:rgba(18,86,74,.07)}
.mega-card strong{display:block;font-size:15px;font-weight:700;color:var(--c-primary);line-height:1.45}
.mega-card p{font-size:12.5px;color:var(--c-muted);line-height:1.6;margin-top:6px}
.mega-card .arrow{color:var(--c-accent);font-size:14px}

.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.drawer-mask{
  position:fixed;inset:0;background:rgba(12,26,23,.42);
  opacity:0;visibility:hidden;transition:.2s ease;z-index:1055;
}
.drawer-mask.show{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);
  background:var(--c-surface);z-index:1060;
  transform:translateX(102%);transition:transform .24s ease;
  display:flex;flex-direction:column;
  box-shadow:-12px 0 34px rgba(12,26,23,.18);
}
.nav-drawer.open{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border-bottom:1px solid var(--c-line);
}
.drawer-close{width:44px;height:44px;display:flex;align-items:center;justify-content:center;color:var(--c-primary);font-size:18px}
.drawer-body{padding:10px 18px 24px;overflow-y:auto;flex:1}
.drawer-link{
  display:flex;align-items:center;height:44px;
  font-size:15px;font-weight:600;color:var(--c-text);
  border-bottom:1px solid var(--c-line);
}
.drawer-link.active{color:var(--c-primary)}
.drawer-link.active::before{content:"";width:3px;height:16px;background:var(--c-accent);border-radius:2px;margin-right:10px}
.drawer-group{border-bottom:1px solid var(--c-line)}
.drawer-group-btn{
  display:flex;align-items:center;justify-content:space-between;
  width:100%;height:44px;font-size:15px;font-weight:600;color:var(--c-text);
}
.drawer-group-btn i{font-size:12px;color:var(--c-muted);transition:transform .2s ease}
.drawer-group.open .drawer-group-btn i{transform:rotate(180deg)}
.drawer-group-body{display:none;padding:4px 0 14px}
.drawer-group.open .drawer-group-body{display:block}
.drawer-group-body a{display:flex;align-items:center;height:40px;font-size:14px;color:var(--c-muted)}
.drawer-group-body a:hover{color:var(--c-primary)}
.drawer-cta{margin-top:18px;width:100%}

/* ---------- 面包屑 ---------- */
.crumb{font-size:13px;line-height:44px;color:var(--c-muted);border-bottom:1px solid var(--c-line)}
.crumb a{color:var(--c-primary);font-weight:600}
.crumb a:hover{color:var(--c-accent)}
.crumb .sep{margin:0 8px;color:var(--c-line)}
.crumb .now{color:var(--c-muted)}

/* ---------- 分类页头 ---------- */
.cat-head{padding:44px 0 46px}
.cat-head .inner{max-width:820px}
.cat-head h1{
  font-size:46px;line-height:1.18;font-weight:800;
  letter-spacing:-.01em;color:var(--c-primary);
  margin:14px 0 0;
}
.cat-head .lead{margin-top:16px;font-size:15px;line-height:1.75;color:var(--c-muted);max-width:640px}
.cat-head .head-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}

/* ---------- 指标条 ---------- */
.metric-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
  background:var(--c-surface);
}
.metric{padding:28px 24px;border-left:1px solid var(--c-line)}
.metric:first-child{border-left:0}
.metric .m-label{font-size:12px;font-weight:600;letter-spacing:.1em;color:var(--c-muted)}
.metric .m-num{
  display:flex;align-items:baseline;gap:6px;
  margin-top:8px;font-size:44px;font-weight:800;line-height:1.05;
  color:var(--c-primary);font-variant-numeric:tabular-nums;
}
.metric .m-num small{font-size:18px;font-weight:700;color:var(--c-muted)}
.metric .m-num .dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--c-accent);align-self:center;
}
.metric .m-note{margin-top:8px;font-size:13px;line-height:1.7;color:var(--c-muted)}

/* ---------- 图文交替 ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
  padding:56px 0;border-bottom:1px solid var(--c-line);
}
.split:last-of-type{border-bottom:0}
.split-media{position:relative}
.split-media img{
  width:100%;height:320px;object-fit:cover;border-radius:var(--r-img);
  box-shadow:var(--sh-card);
}
.split-media .media-badge{
  position:absolute;left:14px;top:14px;
  background:rgba(255,255,255,.94);color:var(--c-primary);
  font-size:12px;font-weight:700;padding:5px 11px;border-radius:999px;
  border:1px solid var(--c-line);
}
.split figcaption{margin-top:10px;font-size:13px;color:var(--c-muted)}
.split-body h3{font-size:22px;line-height:1.4;font-weight:600;color:var(--c-primary)}
.split-body p{margin-top:14px;font-size:16px;line-height:1.85;color:var(--c-text)}
.check-list{margin-top:18px}
.check-list li{
  position:relative;padding-left:26px;font-size:15px;line-height:1.8;color:var(--c-text);
}
.check-list li+li{margin-top:8px}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:3px;font-size:12px;color:var(--c-primary);
}
.check-list li b{color:var(--c-primary);font-weight:700}
.split.reverse .split-media{order:2}
.split.reverse .split-body{order:1}

/* ---------- 横向入口卡 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.entry-card{
  display:flex;align-items:center;gap:16px;
  padding:22px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-card-h);border-color:rgba(18,86,74,.22)}
.entry-icon{
  flex:none;width:46px;height:46px;border-radius:12px;
  background:rgba(18,86,74,.08);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.entry-card .entry-txt{flex:1;min-width:0}
.entry-card h3{font-size:16px;font-weight:700;color:var(--c-text);line-height:1.4}
.entry-card p{margin-top:6px;font-size:13.5px;line-height:1.65;color:var(--c-muted)}
.entry-card .entry-arrow{flex:none;color:var(--c-accent);font-size:14px;transition:transform .18s ease}
.entry-card:hover .entry-arrow{transform:translateX(4px)}

/* ---------- CTA 条 ---------- */
.cta-band{background:var(--c-ink);color:#E8E6E0}
.cta-band .inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:44px 0;
}
.cta-band h2{font-size:26px;line-height:1.35;font-weight:700;color:#fff;max-width:640px}
.cta-band p{margin-top:10px;font-size:14.5px;line-height:1.8;color:rgba(232,230,224,.7);max-width:640px}
.cta-band .cta-actions{display:flex;align-items:center;gap:12px;flex:none}

/* ---------- 页脚 ---------- */
.footer-top-rule{height:4px;background:linear-gradient(90deg,var(--c-primary),var(--c-accent))}
.site-footer{background:var(--c-ink);color:#E8E6E0;padding:64px 0 0}
.footer-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px}
.footer-brand .brand-mark{background:rgba(200,241,105,.12);color:var(--c-lime)}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:rgba(232,230,224,.62)}
.footer-brand p{
  margin-top:18px;font-size:14px;line-height:1.85;color:rgba(232,230,224,.62);max-width:320px;
}
.footer-brand .footer-kw{margin-top:14px;font-size:13px;letter-spacing:.02em;color:rgba(232,230,224,.48)}
.footer-col h4{
  font-size:14px;font-weight:600;color:#fff;
  padding-bottom:12px;margin-bottom:14px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-col ul li+li{margin-top:10px}
.footer-col a,.footer-col span{font-size:14px;line-height:1.7;color:rgba(232,230,224,.62)}
.footer-col a:hover{color:var(--c-lime)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;border-top:1px solid rgba(255,255,255,.10);
}
.footer-bottom p{font-size:12px;color:rgba(232,230,224,.5)}
.footer-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.footer-links a{font-size:12px;color:rgba(232,230,224,.62)}
.footer-links a:hover{color:var(--c-lime)}
.footer-links .sep{width:1px;height:11px;background:rgba(255,255,255,.16);display:inline-block}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  :root{--sec:72px}
  .nav-link{padding:0 8px;font-size:14px}
  .nav-link::after{left:8px;right:8px}
  .mega-panel{width:620px}
  .cat-head h1{font-size:40px}
  .metric{padding:24px 18px}
  .metric .m-num{font-size:38px}
}
@media (max-width:991.98px){
  :root{--sec:64px}
  .main-nav,.mega-menu,.nav-actions .btn-cta{display:none}
  .nav-toggle{display:flex}
  .nav-inner{height:66px}
  .split{grid-template-columns:1fr;gap:28px;padding:44px 0}
  .split.reverse .split-media{order:1}
  .split.reverse .split-body{order:2}
  .split-media img{height:280px}
  .metric-bar{grid-template-columns:repeat(2,1fr)}
  .metric{border-left:1px solid var(--c-line)}
  .metric:nth-child(odd){border-left:0}
  .metric:nth-child(n+3){border-top:1px solid var(--c-line)}
  .entry-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band .inner{flex-direction:column;align-items:flex-start;padding:38px 0}
  .cta-band h2{font-size:23px}
}
@media (max-width:767.98px){
  .cat-head{padding:32px 0 34px}
  .cat-head h1{font-size:32px}
  .cat-head .lead{font-size:14px}
  .sec-head h2{font-size:24px}
  .split-body h3{font-size:19px}
  .split-media img{height:230px}
  .footer-main{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn-cta{width:100%}
}
@media (max-width:575.98px){
  .container{padding:0 20px}
  .cat-head h1{font-size:30px}
  .metric-bar{grid-template-columns:1fr 1fr}
  .metric{padding:20px 16px}
  .metric .m-num{font-size:32px}
  .metric .m-note{font-size:12.5px}
  .entry-card{padding:18px;gap:12px}
  .brand-mark{width:34px;height:34px;font-size:13px}
  .brand-main{font-size:15px}
  .brand-sub{font-size:11px}
}

/* roulang page: category2 */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-accent-d:#D9531F;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --c-soft:#F1EFE9;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,26,23,.06);
  --sh-2:0 8px 24px rgba(12,26,23,.10);
  --sec:88px;
  --tr:.18s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);object-fit:cover}
a{color:var(--c-primary);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--c-accent)}
h1,h2,h3,h4{margin:0;color:var(--c-primary);font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--sec) 0}
.section--tight{padding:64px 0}
.section--surface{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section--ink{background:var(--c-ink);border-top:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08)}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head h2{font-size:32px;line-height:1.3;margin-bottom:14px}
.sec-head p{color:var(--c-muted);font-size:15px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-primary);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:40px;height:4px;background:var(--c-primary);border-radius:2px}
.lead{font-size:16px;color:var(--c-muted);line-height:1.85}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,239,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow var(--tr),background var(--tr);
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(12,26,23,.08);background:rgba(246,244,239,.94)}
.header-inner{display:flex;align-items:center;gap:20px;height:76px;transition:height var(--tr)}
.site-header.is-scrolled .header-inner{height:62px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-primary)}
.brand:hover{color:var(--c-primary)}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:15px;letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.02em;color:var(--c-primary)}
.brand-sub{font-size:12px;letter-spacing:.06em;color:var(--c-muted);font-weight:500}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1 1 auto;flex-wrap:wrap}
.main-nav .nav-link{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 12px;
  font-size:14px;font-weight:600;color:var(--c-text);border-radius:8px;white-space:nowrap;
}
.main-nav .nav-link:hover{color:var(--c-primary);background:rgba(18,86,74,.05)}
.main-nav .nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;border-radius:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform var(--tr);
}
.main-nav .nav-link:hover::after{transform:scaleX(1)}
.main-nav .nav-link.active{color:var(--c-primary)}
.main-nav .nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;
  background:transparent;border:1px solid var(--c-line);border-radius:var(--r-btn);
  font-size:14px;font-weight:600;color:var(--c-primary);cursor:pointer;transition:var(--tr);
}
.mega-trigger:hover{background:#fff;border-color:var(--c-primary)}
.mega-wrap{position:relative}
.mega-panel{
  width:700px;padding:22px;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-2);background:#fff;margin-top:10px;
  display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:22px;
}
.mega-col h5{
  font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--c-muted);
  margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid var(--c-line);
}
.mega-col ul li{margin-bottom:2px}
.mega-col ul li a{
  display:flex;align-items:center;gap:8px;padding:7px 8px;border-radius:8px;
  font-size:14px;color:var(--c-text);transition:var(--tr);
}
.mega-col ul li a:hover{background:rgba(18,86,74,.06);color:var(--c-primary);transform:translateX(2px)}
.mega-col ul li a .dot{width:6px;height:6px;border-radius:50%;background:var(--c-primary);flex:0 0 auto}
.mega-item{padding:7px 8px;border-radius:8px;display:block;transition:var(--tr)}
.mega-item:hover{background:rgba(18,86,74,.06)}
.mega-item .t{font-size:14px;font-weight:600;color:var(--c-text);display:block;line-height:1.5}
.mega-item .d{font-size:12px;color:var(--c-muted)}
.mega-item:hover .t{color:var(--c-primary)}
.mega-card{
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:10px;
  padding:16px;display:flex;flex-direction:column;gap:8px;transition:var(--tr);height:100%;
}
.mega-card:hover{transform:translateY(-2px);box-shadow:var(--sh-1)}
.mega-card .mt{font-size:14px;font-weight:700;color:var(--c-primary)}
.mega-card .md{font-size:12px;color:var(--c-muted);line-height:1.6}
.mega-card .ma{font-size:13px;font-weight:600;color:var(--c-accent);margin-top:auto}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:#fff;cursor:pointer;position:relative;align-items:center;justify-content:center;
}
.nav-toggle .bar{
  position:absolute;left:12px;right:12px;height:2px;border-radius:2px;background:var(--c-primary);
  transition:transform .22s ease,opacity .18s ease;
}
.nav-toggle .bar:nth-child(1){transform:translateY(-6px)}
.nav-toggle .bar:nth-child(2){transform:translateY(0)}
.nav-toggle .bar:nth-child(3){transform:translateY(6px)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(1){transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bar:nth-child(3){transform:rotate(-45deg)}
.mobile-drawer{display:none;border-top:1px solid var(--c-line);background:#fff}
.mobile-drawer .drawer-inner{padding:8px 0 20px}
.mobile-drawer a.m-link{
  display:flex;align-items:center;min-height:44px;padding:0 4px;font-size:15px;font-weight:600;
  color:var(--c-text);border-bottom:1px solid var(--c-line);
}
.mobile-drawer a.m-link.active{color:var(--c-primary)}
.mobile-drawer a.m-link:hover{color:var(--c-accent)}
.mobile-drawer .m-cta{margin-top:16px;width:100%}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;border-radius:var(--r-btn);transition:var(--tr);border:1px solid transparent;cursor:pointer;text-align:center}
.btn-primary{
  height:47px;padding:0 24px;background:var(--c-accent);color:#fff;font-size:15px;box-shadow:0 2px 8px rgba(242,100,48,.24);
}
.btn-primary:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(242,100,48,.30)}
.btn-primary:active{transform:none;box-shadow:0 2px 8px rgba(242,100,48,.24)}
.btn-outline{
  height:47px;padding:0 24px;background:#fff;border-color:var(--c-primary);color:var(--c-primary);font-size:15px;
}
.btn-outline:hover{background:rgba(18,86,74,.06);color:var(--c-primary);border-color:var(--c-primary)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-ghost-light{
  height:47px;padding:0 24px;background:transparent;border-color:rgba(255,255,255,.34);color:#fff;font-size:15px;
}
.btn-ghost-light:hover{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.6)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary)}
.text-link .ar{transition:transform var(--tr)}
.text-link:hover{color:var(--c-accent)}
.text-link:hover .ar{transform:translateX(3px)}

/* ---------- badges ---------- */
.badge-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.6}
.badge-soft{background:rgba(18,86,74,.08);color:var(--c-primary)}
.badge-line{border:1px solid var(--c-line);background:#fff;color:var(--c-muted)}
.badge-dark{background:var(--c-ink);color:var(--c-lime)}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:var(--c-bg);border-bottom:1px solid var(--c-line)}
.crumb{display:flex;align-items:center;gap:8px;height:46px;font-size:13px;color:var(--c-muted);flex-wrap:wrap}
.crumb a{color:var(--c-primary);font-weight:600}
.crumb a:hover{color:var(--c-accent)}
.crumb .sep{color:rgba(107,114,105,.5)}
.crumb .cur{color:var(--c-muted)}

/* ---------- page hero ---------- */
.page-hero{padding:56px 0 64px;background:var(--c-bg);border-bottom:1px solid var(--c-line);position:relative;overflow:hidden}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,86,74,.07),transparent 68%);pointer-events:none;
}
.ph-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;z-index:1}
.ph-copy h1{font-size:46px;line-height:1.18;font-weight:800;margin:16px 0 18px;letter-spacing:-.01em}
.ph-copy h1 span{color:var(--c-accent)}
.ph-copy .lead{font-size:16px;max-width:520px}
.ph-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.ph-media{position:relative}
.ph-media img{width:100%;height:340px;border-radius:var(--r-img);border:1px solid var(--c-line)}
.ph-media::before{
  content:"";position:absolute;inset:0;border-radius:var(--r-img);
  background:linear-gradient(155deg,rgba(18,86,74,.34),rgba(12,26,23,.12) 60%,rgba(12,26,23,0) 100%);
  pointer-events:none;
}
.ph-float{
  position:absolute;background:#fff;border:1px solid var(--c-line);border-radius:10px;
  padding:12px 16px;box-shadow:var(--sh-2);min-width:150px;
}
.ph-float .lbl{font-size:12px;color:var(--c-muted);letter-spacing:.04em}
.ph-float .num{font-size:24px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;line-height:1.25}
.ph-float .num small{font-size:12px;font-weight:600;color:var(--c-accent);margin-left:3px}
.ph-float.f1{left:-16px;bottom:34px}
.ph-float.f2{right:-10px;top:26px}

/* ---------- steps overview ---------- */
.step-strip{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--c-line);border-radius:var(--r-card);background:#fff;overflow:hidden;box-shadow:var(--sh-1)}
.step-strip .cell{padding:22px 20px;border-right:1px solid var(--c-line)}
.step-strip .cell:last-child{border-right:0}
.step-strip .k{font-size:12px;letter-spacing:.06em;color:var(--c-muted);margin-bottom:6px}
.step-strip .v{font-size:15px;font-weight:700;color:var(--c-primary);line-height:1.5}

/* ---------- timeline ---------- */
.timeline-wrap{display:grid;grid-template-columns:1fr 340px;gap:48px;align-items:start}
.timeline{position:relative}
.timeline::before{
  content:"";position:absolute;left:15px;top:12px;bottom:12px;width:1px;
  background:linear-gradient(180deg,var(--c-primary),rgba(18,86,74,.14));
}
.tl-item{position:relative;padding-left:64px;margin-bottom:24px}
.tl-item:last-child{margin-bottom:0}
.tl-node{
  position:absolute;left:0;top:6px;width:32px;height:32px;border-radius:50%;
  background:var(--c-primary);color:#fff;display:grid;place-items:center;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px var(--c-bg);z-index:1;
}
.tl-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px 24px;box-shadow:var(--sh-1);transition:var(--tr);
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(18,86,74,.28)}
.tl-card h3{font-size:22px;line-height:1.4;margin-bottom:10px;font-weight:600}
.tl-card p{font-size:15px;color:var(--c-muted);line-height:1.85;margin-bottom:10px}
.tl-card p:last-child{margin-bottom:0}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tl-note{font-size:13px;color:var(--c-muted);border-left:3px solid var(--c-accent);padding-left:12px;background:var(--c-bg);border-radius:0 8px 8px 0;padding:10px 12px}

/* ---------- side panel ---------- */
.side-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);position:sticky;top:92px;
}
.side-card h4{font-size:15px;font-weight:600;letter-spacing:.04em;color:var(--c-primary);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--c-line)}
.side-card ul li{display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed var(--c-line);font-size:14px;color:var(--c-muted);line-height:1.7}
.side-card ul li:last-child{border-bottom:0;padding-bottom:0}
.side-card ul li .ic{color:var(--c-primary);font-weight:700;flex:0 0 auto}
.side-card .side-cta{
  margin-top:18px;background:var(--c-primary-d);border-radius:10px;padding:18px;color:#fff;
}
.side-card .side-cta strong{display:block;font-size:15px;margin-bottom:6px}
.side-card .side-cta p{font-size:13px;color:rgba(255,255,255,.72);margin-bottom:14px;line-height:1.7}
.side-card .side-cta a{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--c-lime)}

/* ---------- habits ---------- */
.habit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.habit-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);transition:var(--tr);
}
.habit-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.habit-card .idx{
  display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;
  background:rgba(18,86,74,.08);color:var(--c-primary);font-weight:800;font-size:14px;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.habit-card h3{font-size:19px;line-height:1.4;margin-bottom:10px;font-weight:600}
.habit-card p{font-size:14px;color:var(--c-muted);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-aside h2{font-size:32px;line-height:1.3;margin-bottom:14px}
.faq-aside p{font-size:14px;color:var(--c-muted);margin-bottom:18px}
.accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--c-line);border-radius:0;
}
.accordion-item:first-of-type{border-top:1px solid var(--c-line)}
.accordion-button{
  background:transparent;border:0;border-radius:0 !important;padding:20px 44px 20px 0;
  font-size:16px;font-weight:600;color:var(--c-text);box-shadow:none !important;position:relative;
}
.accordion-button:not(.collapsed){color:var(--c-primary);background:transparent}
.accordion-button:hover{color:var(--c-primary)}
.accordion-button::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:auto;height:auto;background:none;font-size:22px;font-weight:400;color:var(--c-primary);
  transition:transform .2s ease;display:grid;place-items:center;line-height:1;
}
.accordion-button:not(.collapsed)::after{content:"+";transform:translateY(-50%) rotate(45deg)}
.accordion-body{padding:0 0 22px;font-size:15px;line-height:1.8;color:var(--c-muted)}

/* ---------- CTA ---------- */
.cta-band{background:var(--c-ink);color:#E8E6E0;padding:64px 0;position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,241,105,.14),transparent 70%);pointer-events:none;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;position:relative;z-index:1}
.cta-inner h2{color:#fff;font-size:30px;line-height:1.3;margin-bottom:10px}
.cta-inner p{color:rgba(232,230,224,.68);font-size:15px;max-width:640px;margin:0}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- footer ---------- */
.site-footer{background:var(--c-ink);color:#E8E6E0}
.footer-top-rule{height:4px;background:linear-gradient(90deg,rgba(18,86,74,.9),rgba(242,100,48,.5),rgba(200,241,105,.35))}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding:64px 0 44px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:rgba(232,230,224,.62)}
.footer-brand .brand-mark{background:rgba(255,255,255,.10);color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(232,230,224,.68);margin-bottom:12px}
.footer-kw{font-size:12px !important;letter-spacing:.04em;color:rgba(232,230,224,.45) !important}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;padding-bottom:12px;position:relative}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:1px;background:rgba(255,255,255,.10)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a,.footer-col ul li span{font-size:14px;color:rgba(232,230,224,.68);line-height:1.7}
.footer-col ul li a:hover{color:var(--c-lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:12px;color:rgba(232,230,224,.55);margin:0}
.footer-links{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.footer-links a{font-size:12px;color:rgba(232,230,224,.62)}
.footer-links a:hover{color:var(--c-lime)}
.footer-links .sep{width:1px;height:10px;background:rgba(255,255,255,.18);display:inline-block}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .mega-panel{width:620px;grid-template-columns:1fr 1fr;gap:18px}
  .mega-panel .mega-col:last-child{grid-column:1 / -1}
  .main-nav .nav-link{padding:0 9px;font-size:13px}
  .ph-copy h1{font-size:40px}
  .timeline-wrap{grid-template-columns:1fr 300px;gap:32px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .mobile-drawer{display:block}
  .mega-wrap{display:none}
  .header-actions .btn-sm.desk-only{display:none}
  .ph-grid{grid-template-columns:1fr;gap:32px}
  .ph-copy h1{font-size:34px}
  .ph-media img{height:290px}
  .ph-float.f1{left:8px;bottom:12px}
  .ph-float.f2{right:8px;top:12px}
  .step-strip{grid-template-columns:1fr 1fr}
  .step-strip .cell:nth-child(2){border-right:0}
  .step-strip .cell:nth-child(1),.step-strip .cell:nth-child(2){border-bottom:1px solid var(--c-line)}
  .timeline-wrap{grid-template-columns:1fr}
  .side-card{position:static}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .habit-grid{grid-template-columns:1fr 1fr}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
  :root{--sec:64px}
  .sec-head h2{font-size:26px}
  .cta-inner h2{font-size:24px}
}
@media (max-width:767px){
  :root{--sec:56px}
  .container{padding:0 20px}
  .ph-copy h1{font-size:30px}
  .page-hero{padding:36px 0 44px}
  .ph-media img{height:230px}
  .ph-actions .btn{width:100%}
  .step-strip{grid-template-columns:1fr}
  .step-strip .cell{border-right:0;border-bottom:1px solid var(--c-line)}
  .step-strip .cell:last-child{border-bottom:0}
  .tl-item{padding-left:52px}
  .tl-node{width:30px;height:30px;left:0}
  .timeline::before{left:14px}
  .tl-card{padding:18px}
  .tl-card h3{font-size:19px}
  .habit-grid{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .accordion-button{font-size:15px;padding:18px 40px 18px 0}
}
@media (max-width:519px){
  .ph-copy h1{font-size:27px}
  .sec-head h2{font-size:23px}
  .cta-inner h2{font-size:21px}
}

/* roulang page: category3 */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-card:0 1px 2px rgba(12,26,23,.06);
  --sh-hover:0 8px 24px rgba(12,26,23,.10);
  --sec-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease}
a:hover{color:var(--c-primary-d)}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;line-height:1.3}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}

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

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,239,.86);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid transparent;
  transition:background-color .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{
  background:rgba(246,244,239,.94);
  border-bottom-color:var(--c-line);
}
.header-inner{
  display:flex;align-items:center;gap:22px;
  height:76px;
  transition:height .2s ease;
}
.site-header.is-scrolled .header-inner{height:62px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--c-primary);color:#fff;
  display:grid;place-items:center;
  font-size:14px;font-weight:800;letter-spacing:.04em;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.02em;color:var(--c-ink)}
.brand-sub{font-size:12px;letter-spacing:.06em;color:var(--c-muted)}

.main-nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 10px;
  font-size:14px;
  font-weight:600;
  color:#3A423D;
  border-radius:8px;
  white-space:nowrap;
  background:transparent;
  line-height:1.5;
}
.nav-link::after{
  content:"";position:absolute;left:10px;right:10px;bottom:-1px;height:3px;
  background:var(--c-accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--c-primary);background:transparent}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{transform:scaleX(1)}

.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.mega-wrap{position:relative}
.mega-trigger{
  height:40px;padding:0 14px;
  background:transparent;border:1px solid var(--c-line);
  border-radius:var(--r-btn);
  font-size:13.5px;font-weight:600;color:#3A423D;
  display:inline-flex;align-items:center;gap:6px;
  transition:.18s ease;cursor:pointer;
}
.mega-trigger:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(18,86,74,.05)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:680px;padding:20px;
  background:#fff;border:1px solid var(--c-line);border-top:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:0 18px 44px rgba(12,26,23,.12);
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;
  opacity:0;visibility:hidden;transform:translateY(-4px);
  transition:opacity .12s ease,transform .12s ease,visibility .12s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--c-muted);margin-bottom:10px}
.mega-list li{margin-bottom:6px}
.mega-list a{
  display:flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:#3A423D;
  padding:7px 8px;border-radius:8px;
}
.mega-list a:hover{background:rgba(18,86,74,.06);color:var(--c-primary)}
.mega-dot{width:6px;height:6px;border-radius:999px;background:var(--c-primary);flex-shrink:0}
.mega-news li{padding:8px 0;border-bottom:1px dashed var(--c-line)}
.mega-news li:last-child{border-bottom:0}
.mega-news a{display:block;font-size:13.5px;font-weight:600;color:#3A423D;line-height:1.5}
.mega-news span{display:block;font-size:12px;color:var(--c-muted);margin-top:2px}
.mega-card{
  background:rgba(18,86,74,.05);
  border-radius:10px;padding:14px;
  display:flex;flex-direction:column;justify-content:space-between;
  min-height:132px;
}
.mega-card strong{font-size:14px;color:var(--c-primary);line-height:1.5}
.mega-card em{font-style:normal;font-size:12.5px;color:var(--c-muted);margin-top:6px}
.mega-card .go{font-size:13px;font-weight:700;color:var(--c-accent);margin-top:12px}

.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  background:var(--c-accent);color:#fff;
  font-size:15px;font-weight:600;
  border:0;border-radius:var(--r-btn);
  cursor:pointer;
  transition:.18s ease;
}
.btn-main:hover{background:#D9531F;color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(242,100,48,.28)}
.btn-main:active{transform:none;box-shadow:none}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  background:#fff;color:var(--c-primary);
  border:1px solid var(--c-primary);border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;transition:.18s ease;
}
.btn-ghost:hover{background:rgba(18,86,74,.06);color:var(--c-primary)}
.header-cta{height:40px;padding:0 18px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;
  background:#fff;border:1px solid var(--c-line);border-radius:10px;
  padding:0;cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--c-ink);margin:4px auto;border-radius:2px;transition:.2s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-drawer{
  display:none;max-height:0;overflow:hidden;
  border-top:1px solid transparent;
  transition:max-height .28s ease,border-color .2s ease;
  background:rgba(246,244,239,.98);
}
.mobile-drawer.open{max-height:720px;border-top-color:var(--c-line)}
.drawer-inner{padding:8px 24px 22px}
.drawer-inner a.drawer-link{
  display:flex;align-items:center;
  min-height:44px;line-height:44px;
  font-size:15px;font-weight:600;color:#3A423D;
  border-bottom:1px solid var(--c-line);
}
.drawer-inner a.drawer-link.active{color:var(--c-primary)}
.drawer-cta{margin-top:16px}
.drawer-cta .btn-main{width:100%}

@media (max-width:1199px){
  .nav-link{font-size:13px;padding:8px 7px}
  .nav-link::after{left:7px;right:7px}
  .brand-sub{font-size:11.5px}
}
@media (max-width:991px){
  .main-nav{display:none}
  .mega-wrap{display:none}
  .header-cta{display:none}
  .nav-toggle{display:block}
  .mobile-drawer{display:block}
  .header-inner{height:64px;gap:12px}
}

/* ---------- breadcrumb & cat head ---------- */
.crumb-bar{border-bottom:1px solid var(--c-line);background:var(--c-bg)}
.crumb{display:flex;align-items:center;gap:8px;height:44px;font-size:13px;color:var(--c-muted);overflow:hidden}
.crumb a{color:var(--c-primary);font-weight:600}
.crumb .now{color:var(--c-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.crumb .divider{color:#C3BFB4}

.cat-head{padding:56px 0 48px;border-bottom:1px solid var(--c-line);background:var(--c-bg)}
.cat-head h1{
  font-size:46px;line-height:1.18;font-weight:800;letter-spacing:-.01em;
  max-width:820px;color:var(--c-ink);
}
.cat-lead{margin-top:18px;font-size:15px;line-height:1.8;color:var(--c-muted);max-width:640px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:rgba(18,86,74,.08);color:var(--c-primary);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-line{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  border:1px solid var(--c-line);color:var(--c-muted);
  font-size:12px;font-weight:600;background:#fff;
}
.badge-dark{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:var(--c-ink);color:var(--c-lime);
  font-size:12px;font-weight:600;
}
@media (max-width:767px){
  .cat-head{padding:36px 0 32px}
  .cat-head h1{font-size:30px;line-height:1.22}
}

/* ---------- generic section ---------- */
.section{padding:var(--sec-y) 0}
.section-surface{background:var(--c-surface)}
.section-ink{background:var(--c-ink)}
.sec-head{max-width:720px;margin-bottom:36px}
.sec-head h2{font-size:32px;line-height:1.3;font-weight:700}
.sec-head p{margin-top:14px;font-size:15px;color:var(--c-muted)}
.rule-mark{width:40px;height:4px;background:var(--c-primary);border-radius:2px;margin-bottom:18px}
@media (max-width:991px){
  .section{padding:64px 0}
  .sec-head h2{font-size:26px}
}
@media (max-width:767px){
  .section{padding:56px 0}
  .sec-head h2{font-size:24px}
}

/* ---------- compare table ---------- */
.table-scroll{
  overflow-x:auto;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  background:#fff;
  box-shadow:var(--sh-card);
  -webkit-overflow-scrolling:touch;
}
.cmp-table{width:100%;min-width:880px;border-collapse:collapse;font-size:15px}
.cmp-table th,.cmp-table td{
  padding:18px 20px;text-align:left;vertical-align:top;
  border-bottom:1px solid var(--c-line);line-height:1.65;
}
.cmp-table thead th{
  background:rgba(18,86,74,.06);
  color:var(--c-primary);
  font-size:13.5px;font-weight:700;letter-spacing:.02em;
  border-bottom:1px solid rgba(18,86,74,.18);
  white-space:nowrap;
}
.cmp-table tbody tr:nth-child(even) td{background:#FBFAF6}
.cmp-table tbody tr:last-child th,
.cmp-table tbody tr:last-child td{border-bottom:0}
.cmp-table td:first-child{
  font-weight:700;color:var(--c-ink);white-space:nowrap;
  width:150px;
}
.cmp-table .muted-cell{color:var(--c-muted);font-size:14px}
.cmp-table th.col-hl,
.cmp-table td.col-hl{
  background:rgba(18,86,74,.05);
  border-left:1px solid rgba(18,86,74,.22);
  border-right:1px solid rgba(18,86,74,.22);
  color:var(--c-primary);font-weight:600;
}
.cmp-table tbody tr:nth-child(even) td.col-hl{background:rgba(18,86,74,.08)}
.table-hint{display:none;margin-top:10px;font-size:12.5px;color:var(--c-muted)}
@media (max-width:767px){
  .table-hint{display:block}
  .cmp-table th,.cmp-table td{padding:14px 16px}
}

/* ---------- verdict ---------- */
.verdict{
  margin-top:28px;
  background:var(--c-bg);
  border:1px solid var(--c-line);
  border-left:4px solid var(--c-accent);
  border-radius:var(--r-card);
  padding:24px 26px;
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
}
.verdict p{margin:0;font-size:16px;font-weight:700;color:var(--c-ink);line-height:1.7}
.verdict small{display:block;font-size:13px;font-weight:400;color:var(--c-muted);margin-top:6px}

/* ---------- tiles ---------- */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tile{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);transition:.18s ease;
  display:flex;flex-direction:column;
}
.tile:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.tile-img{width:100%;aspect-ratio:16/9;object-fit:cover}
.tile-body{padding:20px 22px 24px;flex:1;display:flex;flex-direction:column}
.tile-body h3{font-size:20px;line-height:1.4;font-weight:600}
.tile-body p{margin-top:10px;font-size:14.5px;color:var(--c-muted);line-height:1.75}
.tile-link{margin-top:auto;padding-top:16px;font-size:14px;font-weight:600;color:var(--c-primary);display:inline-flex;align-items:center;gap:6px}
.tile-link .arw{transition:transform .18s ease}
.tile-link:hover .arw{transform:translateX(3px)}
@media (max-width:991px){.tiles{grid-template-columns:repeat(2,1fr)}}
@media (max-width:767px){.tiles{grid-template-columns:1fr}}

/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-aside h2{font-size:32px;line-height:1.3}
.faq-aside p{margin-top:14px;font-size:14px;color:var(--c-muted)}
.faq-aside .text-link{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:14px;font-weight:600;color:var(--c-primary)}
.faq-acc .accordion-item{
  background:transparent;border:0;border-top:1px solid var(--c-line);border-radius:0;
}
.faq-acc .accordion-item:last-child{border-bottom:1px solid var(--c-line)}
.faq-acc .accordion-button{
  background:transparent;box-shadow:none;
  padding:20px 0;font-size:16px;font-weight:600;color:var(--c-ink);
  line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-primary);background:transparent;box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none}
.faq-acc .accordion-button::after{
  background-image:none;content:"+";
  width:24px;height:24px;flex-shrink:0;
  display:grid;place-items:center;
  font-size:22px;line-height:1;color:var(--c-primary);
  transition:transform .18s ease;
  margin-left:auto;
}
.faq-acc .accordion-button:not(.collapsed)::after{content:"−";transform:none}
.faq-acc .accordion-body{padding:0 0 22px;font-size:15px;line-height:1.8;color:var(--c-muted)}
@media (max-width:991px){
  .faq-layout{grid-template-columns:1fr;gap:24px}
  .faq-aside h2{font-size:26px}
}
@media (max-width:767px){
  .faq-aside h2{font-size:24px}
}

/* ---------- cta band ---------- */
.cta-band{background:var(--c-ink);padding:48px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:24px;line-height:1.4}
.cta-inner p{color:rgba(232,230,224,.66);font-size:14px;margin-top:8px}
@media (max-width:767px){
  .cta-band{padding:36px 0}
  .cta-inner h2{font-size:20px}
  .cta-inner .btn-main{width:100%}
}

/* ---------- footer ---------- */
.footer-top-rule{height:4px;background:linear-gradient(90deg,var(--c-primary),rgba(242,100,48,.15))}
.site-footer{background:var(--c-ink);color:#E8E6E0}
.footer-main{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:40px;
  padding:56px 0 40px;
}
.site-footer .brand-main{color:#fff}
.site-footer .brand-sub{color:rgba(232,230,224,.62)}
.site-footer .brand-mark{background:rgba(255,255,255,.10);color:var(--c-lime)}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(232,230,224,.62)}
.footer-kw{font-size:12.5px;letter-spacing:.04em;color:rgba(232,230,224,.5)}
.footer-col h4{
  position:relative;font-size:14px;font-weight:600;color:#fff;
  padding-bottom:12px;margin-bottom:14px;
}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:1px;background:rgba(255,255,255,.10)}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:14px;color:rgba(232,230,224,.72)}
.footer-col a:hover{color:#fff}
.footer-col span{font-size:13.5px;color:rgba(232,230,224,.55);line-height:1.7;display:block}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:18px 0 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(232,230,224,.62);
}
.footer-bottom p{margin:0;font-size:12px}
.footer-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.footer-links a{font-size:12px;color:rgba(232,230,224,.72)}
.footer-links a:hover{color:#fff}
.footer-links .sep{width:1px;height:10px;background:rgba(255,255,255,.2)}
@media (max-width:991px){
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px}
}
@media (max-width:575px){
  .footer-main{grid-template-columns:1fr;gap:28px}
  .container{padding-left:20px;padding-right:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category4 */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-accent-d:#D9531F;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,26,23,.06);
  --sh-2:0 8px 24px rgba(12,26,23,.10);
  --sec-y:88px;
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
::selection{background:rgba(18,86,74,.14)}

/* ---------- 容器 ---------- */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding-top:var(--sec-y);padding-bottom:var(--sec-y)}
.section-line{border-top:1px solid var(--c-line)}
.bg-surface{background:var(--c-surface)}
.bg-sand{background:var(--c-bg)}
.bg-ink{background:var(--c-ink);color:#E8E6E0}

/* ---------- 通用文本 ---------- */
h1{font-size:46px;line-height:1.18;font-weight:800;letter-spacing:-.01em;color:var(--c-primary)}
h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--c-primary)}
h3{font-size:22px;line-height:1.4;font-weight:600;color:var(--c-text)}
.lead{font-size:16px;line-height:1.85;color:var(--c-muted)}
.small{font-size:13px;line-height:1.7;color:var(--c-muted)}
.num{font-variant-numeric:tabular-nums}
.rule{width:40px;height:4px;background:var(--c-primary);border-radius:2px;margin-bottom:18px}
.rule-accent{background:var(--c-accent)}

/* ---------- 按钮 ---------- */
.btn-cta,
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-cta{background:var(--c-accent);color:#fff;box-shadow:0 2px 6px rgba(242,100,48,.24)}
.btn-cta:hover{background:var(--c-accent-d);transform:translateY(-1px);box-shadow:0 8px 18px rgba(242,100,48,.28);color:#fff}
.btn-cta:active{transform:translateY(0);box-shadow:none;color:#fff}
.btn-ghost{background:var(--c-surface);color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:rgba(18,86,74,.06);color:var(--c-primary-d)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--c-primary);
  font-size:14px;
  font-weight:600;
}
.link-arrow span{transition:transform .18s ease}
.link-arrow:hover span{transform:translateX(3px)}
.btn-cta .arr,.btn-ghost .arr{transition:transform .18s ease}
.btn-cta:hover .arr,.btn-ghost:hover .arr{transform:translateX(3px)}

/* ---------- 徽章 / 标签 ---------- */
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  line-height:1.6;
  background:rgba(18,86,74,.08);
  color:var(--c-primary);
  white-space:nowrap;
}
.badge-outline{
  background:transparent;
  border:1px solid var(--c-line);
  color:var(--c-muted);
}
.badge-ink{
  background:var(--c-ink);
  color:var(--c-lime);
}
.chip-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.chip{
  display:inline-flex;
  align-items:center;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--c-line);
  background:var(--c-surface);
  font-size:13px;
  font-weight:600;
  color:var(--c-muted);
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.chip:hover{border-color:rgba(18,86,74,.4);color:var(--c-primary)}
.chip.is-active{
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:#fff;
}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(246,244,239,.86);
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(246,244,239,.94);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:76px;
  transition:height .2s ease;
}
.site-header.is-scrolled .header-inner{height:62px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:10px;
  background:var(--c-primary);
  color:#fff;
  font-size:14px;
  font-weight:800;
  letter-spacing:.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:15px;font-weight:800;letter-spacing:.08em;color:var(--c-primary)}
.brand-sub{font-size:12px;letter-spacing:.06em;color:var(--c-muted)}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 11px;
  font-size:14px;
  font-weight:600;
  color:var(--c-text);
  border-radius:8px;
  transition:color .18s ease;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:11px;
  right:11px;
  bottom:4px;
  height:3px;
  border-radius:2px;
  background:var(--c-accent);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}

/* mega 面板 */
.mega-wrap{position:relative}
.mega-toggle{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:40px;
  padding:0 14px;
  border-radius:var(--r-btn);
  border:1px solid var(--c-line);
  background:var(--c-surface);
  color:var(--c-text);
  font-size:13px;
  font-weight:600;
  transition:border-color .18s ease,color .18s ease,background .18s ease;
}
.mega-toggle:hover{border-color:rgba(18,86,74,.4);color:var(--c-primary)}
.mega-panel{
  position:absolute;
  top:calc(100% + 12px);
  right:0;
  width:680px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-top:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-2);
  padding:22px;
  display:grid;
  grid-template-columns:1.05fr 1fr 1fr;
  gap:22px;
  opacity:0;
  visibility:hidden;
  transform:translateY(4px);
  transition:opacity .12s ease,transform .12s ease,visibility .12s ease;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.mega-col-title{
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--c-muted);
  padding-bottom:10px;
  margin-bottom:10px;
  border-bottom:1px solid var(--c-line);
}
.mega-list{display:flex;flex-direction:column;gap:2px}
.mega-list a{
  display:flex;
  align-items:center;
  gap:8px;
  padding:7px 8px;
  border-radius:8px;
  font-size:13.5px;
  color:var(--c-text);
  transition:background .16s ease,color .16s ease;
}
.mega-list a:hover{background:rgba(18,86,74,.06);color:var(--c-primary)}
.mega-dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--c-primary);flex-shrink:0;
}
.mega-post{
  display:block;
  padding:7px 8px;
  border-radius:8px;
  transition:background .16s ease;
}
.mega-post:hover{background:rgba(18,86,74,.06)}
.mega-post strong{
  display:block;
  font-size:13.5px;
  font-weight:600;
  color:var(--c-text);
  line-height:1.6;
}
.mega-post time{font-size:12px;color:var(--c-muted)}
.mega-card{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:12px;
  padding:16px;
  border-radius:12px;
  background:rgba(18,86,74,.06);
  border:1px solid rgba(18,86,74,.12);
  transition:background .18s ease;
}
.mega-card:hover{background:rgba(18,86,74,.10)}
.mega-card h4{font-size:14px;font-weight:700;color:var(--c-primary);line-height:1.5}
.mega-card p{font-size:12.5px;color:var(--c-muted);line-height:1.7}

/* 汉堡 */
.nav-burger{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--c-line);
  border-radius:10px;
  background:var(--c-surface);
  position:relative;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.nav-burger span{
  display:block;
  width:18px;
  height:2px;
  border-radius:2px;
  background:var(--c-primary);
  transition:transform .22s ease,opacity .18s ease;
}
.nav-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 抽屉 */
.nav-overlay{
  position:fixed;
  inset:0;
  background:rgba(12,26,23,.42);
  opacity:0;
  visibility:hidden;
  transition:opacity .2s ease,visibility .2s ease;
  z-index:1040;
}
.nav-overlay.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;
  top:0;
  right:0;
  z-index:1050;
  width:min(360px,88vw);
  height:100%;
  background:var(--c-surface);
  transform:translateX(102%);
  transition:transform .24s ease;
  display:flex;
  flex-direction:column;
  overflow-y:auto;
  box-shadow:-12px 0 32px rgba(12,26,23,.14);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:16px 20px;
  border-bottom:1px solid var(--c-line);
}
.drawer-title{font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--c-muted)}
.drawer-close{
  width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:var(--c-surface);color:var(--c-primary);font-size:18px;line-height:1;
}
.drawer-nav{display:flex;flex-direction:column;padding:8px 0}
.drawer-nav a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 20px;
  font-size:15px;
  font-weight:600;
  color:var(--c-text);
  border-bottom:1px solid var(--c-line);
}
.drawer-nav a.active{color:var(--c-primary);background:rgba(18,86,74,.05)}
.drawer-group{padding:16px 20px;border-bottom:1px solid var(--c-line)}
.drawer-group h4{
  font-size:12px;font-weight:600;letter-spacing:.06em;
  color:var(--c-muted);margin-bottom:10px;
}
.drawer-group a{
  display:block;
  padding:8px 0;
  font-size:14px;
  color:var(--c-text);
}
.drawer-group a:hover{color:var(--c-primary)}
.drawer-cta{padding:20px;margin-top:auto}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{border-bottom:1px solid var(--c-line);background:var(--c-bg)}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  height:44px;
  font-size:13px;
  color:var(--c-muted);
  overflow:hidden;
  white-space:nowrap;
}
.crumbs a{color:var(--c-primary);font-weight:600}
.crumbs a:hover{text-decoration:underline;text-underline-offset:3px}
.crumbs .sep{color:var(--c-line)}
.crumbs .current{color:var(--c-muted);overflow:hidden;text-overflow:ellipsis}

/* ---------- 分类页头 ---------- */
.cat-hero{padding:56px 0 48px;border-bottom:1px solid var(--c-line);background:var(--c-bg)}
.cat-hero h1{max-width:14em}
.cat-hero h1 em{font-style:normal;color:var(--c-primary);position:relative}
.cat-hero .lead{max-width:640px;margin-top:16px}
.cat-hero-meta{
  display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:18px;
  font-size:13px;color:var(--c-muted);
}
.cat-hero-meta span{display:inline-flex;align-items:center;gap:6px}
.cat-hero-meta i{
  width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block;
}

/* ---------- 卡片墙 ---------- */
.wall-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.wall-head p{max-width:520px;font-size:15px;color:var(--c-muted);margin-top:10px}
.card-wall{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
  align-items:start;
}
.entry-card{
  display:block;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.entry-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--sh-2);
  border-color:rgba(18,86,74,.28);
}
.entry-card .card-media{
  aspect-ratio:16/9;
  background:rgba(18,86,74,.06);
  overflow:hidden;
}
.entry-card .card-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .28s ease;
}
.entry-card:hover .card-media img{transform:scale(1.03)}
.entry-card .card-body{padding:20px 20px 22px;position:relative}
.entry-card h3{font-size:18px;line-height:1.5;font-weight:600;margin-bottom:8px;transition:color .18s ease}
.entry-card:hover h3{color:var(--c-primary)}
.entry-card p{font-size:14px;line-height:1.75;color:var(--c-muted)}
.entry-card .card-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--c-line);
}
.entry-card .card-tag{
  font-size:12px;font-weight:600;color:var(--c-muted);
  border:1px solid var(--c-line);border-radius:999px;padding:3px 10px;
}
.card-arrow{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:999px;
  border:1px solid var(--c-line);
  color:var(--c-primary);
  font-size:14px;
  transition:background .18s ease,transform .18s ease,border-color .18s ease;
}
.entry-card:hover .card-arrow{
  background:var(--c-primary);
  border-color:var(--c-primary);
  color:#fff;
  transform:translateX(3px);
}
/* 深墨断点卡 */
.entry-card.is-dark{background:var(--c-ink);border-color:var(--c-ink);color:#E8E6E0}
.entry-card.is-dark h3{color:#fff}
.entry-card.is-dark p{color:rgba(232,230,224,.72)}
.entry-card.is-dark .card-foot{border-top-color:rgba(255,255,255,.12)}
.entry-card.is-dark .card-tag{
  color:var(--c-lime);border-color:rgba(200,241,105,.34);
  background:rgba(200,241,105,.08);
}
.entry-card.is-dark .card-arrow{
  color:var(--c-lime);border-color:rgba(255,255,255,.18);
}
.entry-card.is-dark:hover .card-arrow{
  background:var(--c-lime);border-color:var(--c-lime);color:var(--c-ink);
}
.entry-card.is-dark:hover h3{color:var(--c-lime)}
.entry-card.is-dark .card-media{background:rgba(255,255,255,.06)}

/* ---------- 图文区 ---------- */
.split{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:48px;
  align-items:center;
}
.figure-frame{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  background:var(--c-primary-d);
  box-shadow:var(--sh-1);
}
.figure-frame img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  opacity:.94;
}
.figure-frame::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,59,51,.10) 0%,rgba(11,59,51,.42) 100%);
}
.figure-badge{
  position:absolute;
  left:18px;bottom:18px;
  z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;
  border-radius:999px;
  background:rgba(255,255,255,.94);
  color:var(--c-primary);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.02em;
}
.figure-badge i{
  width:7px;height:7px;border-radius:50%;background:var(--c-accent);display:inline-block;
}
.check-list{margin-top:24px;display:flex;flex-direction:column}
.check-list li{
  display:flex;
  gap:14px;
  padding:16px 0;
  border-top:1px solid var(--c-line);
}
.check-list li:first-child{border-top:1px solid var(--c-line)}
.check-mark{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:8px;
  background:rgba(18,86,74,.08);
  color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;
  margin-top:2px;
}
.check-list strong{display:block;font-size:15px;font-weight:700;margin-bottom:2px}
.check-list span{font-size:14px;line-height:1.75;color:var(--c-muted)}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:var(--c-ink);
  color:#E8E6E0;
  padding:56px 0;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-inner h2{color:#fff;font-size:28px;line-height:1.35}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(232,230,224,.72);max-width:620px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}
.cta-band .btn-ghost{
  background:transparent;
  color:#E8E6E0;
  border-color:rgba(232,230,224,.34);
}
.cta-band .btn-ghost:hover{
  background:rgba(255,255,255,.08);
  color:#fff;
  border-color:rgba(232,230,224,.6);
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-ink);
  color:#E8E6E0;
  font-size:14px;
}
.footer-top-rule{
  height:4px;
  background:linear-gradient(90deg,rgba(18,86,74,.95) 0%,rgba(242,100,48,.35) 65%,rgba(246,244,239,0) 100%);
}
.footer-main{
  display:grid;
  grid-template-columns:1.45fr 1fr 1fr 1.1fr;
  gap:40px;
  padding:64px 0 40px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-mark{background:var(--c-primary);color:#fff}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:rgba(232,230,224,.62)}
.footer-brand p{
  font-size:13.5px;
  line-height:1.85;
  color:rgba(232,230,224,.62);
  max-width:320px;
}
.footer-brand .footer-kw{
  margin-top:14px;
  font-size:12px;
  letter-spacing:.04em;
  color:rgba(232,230,224,.46);
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:#fff;
  margin-bottom:12px;
  padding-bottom:12px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col a,.footer-col span{
  font-size:13.5px;
  color:rgba(232,230,224,.72);
  transition:color .16s ease;
}
.footer-col a:hover{color:var(--c-lime)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:18px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12px;
  color:rgba(232,230,224,.62);
}
.footer-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.footer-links a{color:rgba(232,230,224,.72)}
.footer-links a:hover{color:var(--c-lime)}
.footer-links .sep{
  width:1px;height:11px;background:rgba(255,255,255,.18);display:inline-block;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  h1{font-size:40px}
  .card-wall{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
  .mega-panel{width:620px}
  .main-nav .nav-link{padding:0 9px;font-size:13.5px}
}
@media (max-width:991.98px){
  :root{--sec-y:64px}
  h1{font-size:34px}
  h2{font-size:24px}
  h3{font-size:19px}
  .main-nav,.mega-wrap,.header-cta-desktop{display:none}
  .nav-burger{display:flex}
  .header-inner{height:64px;gap:12px}
  .site-header.is-scrolled .header-inner{height:58px}
  .card-wall{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:32px}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:22px}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
  .cat-hero{padding:40px 0 36px}
}
@media (max-width:767.98px){
  :root{--sec-y:56px}
  .container{padding-left:20px;padding-right:20px}
  h1{font-size:30px}
  h2{font-size:22px}
  .cat-hero h1{max-width:none}
  .card-wall{grid-template-columns:1fr}
  .wall-head{flex-direction:column;align-items:flex-start;gap:10px}
  .crumbs{height:42px}
  .footer-main{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-inner h2{font-size:22px}
  .figure-badge{left:12px;bottom:12px;font-size:12px}
}
@media (max-width:575.98px){
  .brand-sub{display:none}
  .chip-row{gap:8px}
  .chip{height:34px;padding:0 13px;font-size:12.5px}
  .btn-cta,.btn-ghost{width:100%}
  .cta-actions{width:100%}
}

/* roulang page: category5 */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-accent-d:#D9531F;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-sm:0 1px 2px rgba(12,26,23,.06);
  --sh-md:0 8px 24px rgba(12,26,23,.10);
  --container:1200px;
  --sec-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
body.drawer-open{overflow:hidden}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ============ 品牌 / 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(246,244,239,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:0 6px 20px rgba(12,26,23,.08)}
.header-inner{display:flex;align-items:center;gap:20px;height:76px;transition:height .2s ease}
.site-header.scrolled .header-inner{height:62px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--c-primary)}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--c-primary);
  color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:.04em;
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.02em;color:var(--c-primary)}
.brand-sub{font-size:12px;letter-spacing:.06em;color:var(--c-muted);margin-top:2px}
.main-nav{display:flex;align-items:center;gap:1px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;
  padding:0 10px;font-size:13.5px;font-weight:600;color:var(--c-text);
  white-space:nowrap;border-radius:8px;
}
.nav-link::after{
  content:"";position:absolute;left:10px;right:10px;bottom:5px;height:3px;
  background:var(--c-accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary)}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}

/* Mega 面板 */
.mega-wrap{position:relative}
.mega-toggle{
  display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 14px;
  background:transparent;border:1px solid var(--c-line);border-radius:var(--r-btn);
  font-size:13px;font-weight:600;color:var(--c-text);transition:all .18s ease;
}
.mega-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(18,86,74,.05)}
.mega-toggle .caret{font-size:10px;transition:transform .18s ease}
.mega-wrap.open .mega-toggle .caret{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:684px;
  background:#fff;border:1px solid var(--c-line);border-top:1px solid var(--c-line);
  border-radius:var(--r-card);padding:22px;
  box-shadow:0 20px 44px rgba(12,26,23,.13);
  display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:20px;
  opacity:0;visibility:hidden;transform:translateY(4px);
  transition:opacity .12s ease,transform .12s ease,visibility .12s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap.open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{
  font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--c-muted);
  text-transform:uppercase;margin-bottom:12px;
}
.mega-col ul li a{
  display:flex;align-items:center;gap:8px;padding:8px 0;
  font-size:13.5px;font-weight:600;color:var(--c-text);
}
.mega-col ul li a:hover{color:var(--c-primary)}
.mega-dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);flex-shrink:0}
.mega-news li{padding:8px 0;border-bottom:1px solid var(--c-line)}
.mega-news li:last-child{border-bottom:0}
.mega-news a{display:block;font-size:13px;font-weight:600;color:var(--c-text);line-height:1.5}
.mega-news a:hover{color:var(--c-primary)}
.mega-news span{display:block;font-size:11.5px;color:var(--c-muted);margin-top:3px}
.mega-card{
  display:flex;flex-direction:column;justify-content:space-between;
  background:#F1F5F1;border-radius:12px;padding:16px;height:100%;
  border:1px solid rgba(18,86,74,.10);
}
.mega-card strong{display:block;font-size:14px;font-weight:700;color:var(--c-primary);line-height:1.5}
.mega-card p{font-size:12.5px;color:var(--c-muted);line-height:1.7;margin-top:6px}
.mega-card .arrow{font-size:16px;color:var(--c-accent);font-weight:700;margin-top:12px}

/* 汉堡 */
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;
  background:#fff;padding:0;position:relative;
}
.nav-toggle span{
  position:absolute;left:13px;width:18px;height:2px;background:var(--c-primary);border-radius:2px;
  transition:transform .22s ease,opacity .22s ease,top .22s ease;
}
.nav-toggle span:nth-child(1){top:15px}
.nav-toggle span:nth-child(2){top:21px}
.nav-toggle span:nth-child(3){top:27px}
.nav-toggle.open span:nth-child(1){top:21px;transform:rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){top:21px;transform:rotate(-45deg)}

/* 移动抽屉 */
.mobile-drawer{
  position:absolute;top:100%;left:0;right:0;display:none;
  background:#fff;border-bottom:1px solid var(--c-line);
  max-height:calc(100vh - 76px);overflow-y:auto;
  padding:6px 20px 24px;
  box-shadow:0 18px 30px rgba(12,26,23,.10);
}
.mobile-drawer.open{display:block}
.drawer-link{
  display:flex;align-items:center;min-height:44px;padding:0 4px;
  font-size:15px;font-weight:600;color:var(--c-text);
  border-bottom:1px solid var(--c-line);
}
.drawer-link.active{color:var(--c-primary)}
.drawer-link.active::before{
  content:"";width:3px;height:16px;background:var(--c-accent);
  border-radius:2px;margin-right:8px;
}
.drawer-group{border-bottom:1px solid var(--c-line)}
.drawer-group-btn{
  display:flex;align-items:center;justify-content:space-between;width:100%;
  min-height:44px;background:transparent;border:0;padding:0 4px;
  font-size:15px;font-weight:600;color:var(--c-text);text-align:left;
}
.drawer-group-btn .mark{color:var(--c-muted);font-size:14px;transition:transform .18s ease}
.drawer-group.open .drawer-group-btn .mark{transform:rotate(45deg)}
.drawer-group-body{display:none;padding:2px 0 12px 12px}
.drawer-group.open .drawer-group-body{display:block}
.drawer-group-body a{
  display:block;padding:9px 0;font-size:14px;color:var(--c-muted);border-bottom:1px dashed rgba(228,224,214,.9);
}
.drawer-group-body a:last-child{border-bottom:0}
.drawer-cta{display:block;margin-top:18px;text-align:center}

/* ============ 按钮 / 徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:background .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--c-accent);color:#fff;box-shadow:0 6px 16px rgba(242,100,48,.22)}
.btn-primary:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(242,100,48,.30)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(242,100,48,.22)}
.btn-outline{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:rgba(18,86,74,.06);color:var(--c-primary);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:13.5px}
.btn-block{width:100%}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:1;padding:7px 12px;border-radius:999px;
}
.badge-soft{background:rgba(18,86,74,.08);color:var(--c-primary)}
.badge-line{border:1px solid var(--c-line);color:var(--c-muted);background:#fff}
.badge-dark{background:var(--c-ink);color:var(--c-lime)}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary)}
.text-link span{transition:transform .18s ease}
.text-link:hover span{transform:translateX(3px)}
.eyebrow{display:block;font-size:13px;font-weight:700;letter-spacing:.10em;color:var(--c-accent);margin-bottom:12px}

/* ============ 页头区 / 面包屑 ============ */
.page-head{padding:26px 0 42px;background:var(--c-bg);border-bottom:1px solid var(--c-line)}
.breadcrumb-line{
  display:flex;align-items:center;gap:8px;height:44px;
  font-size:13px;color:var(--c-muted);margin-bottom:18px;
}
.breadcrumb-line a{color:var(--c-primary);font-weight:600}
.breadcrumb-line .sep{color:var(--c-line)}
.page-head h1{
  font-size:46px;line-height:1.18;font-weight:800;letter-spacing:-.01em;
  color:var(--c-primary);max-width:900px;margin:14px 0 16px;
}
.page-head .lead{font-size:16px;color:var(--c-muted);max-width:760px}

/* ============ Banner ============ */
.page-banner{position:relative;height:320px;overflow:hidden;background:var(--c-primary-d)}
.page-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.page-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,59,51,.52) 0%,rgba(11,59,51,.88) 100%);
}
.banner-content{
  position:relative;z-index:2;height:100%;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding-bottom:34px;color:#fff;
}
.banner-content h2{font-size:32px;line-height:1.3;font-weight:700;color:#fff;max-width:780px}
.banner-content p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.82);max-width:720px}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.banner-tags span{
  font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#fff;
}

/* ============ 板块 ============ */
.section{padding:var(--sec-y) 0}
.section-surface{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section-alt{background:var(--c-bg)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--c-primary)}
.section-head p{margin-top:12px;font-size:15.5px;color:var(--c-muted)}
.section-head .rule{width:40px;height:4px;background:var(--c-accent);border-radius:2px;margin-bottom:16px}

/* 双栏清单 */
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--c-line);border-radius:var(--r-card);background:#fff;overflow:hidden;box-shadow:var(--sh-sm)}
.check-col{padding:30px 30px 34px}
.check-col + .check-col{border-left:1px solid var(--c-line)}
.check-col h3{font-size:19px;line-height:1.4;font-weight:600;color:var(--c-primary);margin-bottom:6px}
.check-col .sub{font-size:13px;color:var(--c-muted);margin-bottom:18px}
.num-list li,.tick-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:15px 0;border-bottom:1px solid var(--c-line);
}
.num-list li:last-child,.tick-list li:last-child{border-bottom:0;padding-bottom:0}
.num-list .num-badge{
  font-size:15px;font-weight:800;color:var(--c-accent);
  font-variant-numeric:tabular-nums;min-width:30px;line-height:1.75;
}
.tick-list .tick{
  width:22px;height:22px;border-radius:50%;background:rgba(18,86,74,.10);
  display:grid;place-items:center;flex-shrink:0;margin-top:3px;color:var(--c-primary);font-size:12px;font-weight:800;
}
.num-list strong,.tick-list strong{display:block;font-size:15px;font-weight:600;color:var(--c-text);line-height:1.6}
.num-list p,.tick-list p{font-size:14px;color:var(--c-muted);line-height:1.75;margin-top:3px}

/* 图文分栏 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-media{margin:0;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-md);background:rgba(18,86,74,.06)}
.split-media img{width:100%;height:100%;object-fit:cover;border-radius:var(--r-img);aspect-ratio:4/3}
.split-body h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--c-primary);margin-bottom:14px}
.split-body > p{font-size:16px;color:var(--c-text);margin-bottom:18px}
.split-body .tick-list li{padding:12px 0}
.split-body .text-link{margin-top:22px}

/* FAQ 卡片 */
.faq-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.faq-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-sm);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  display:flex;flex-direction:column;
}
.faq-card:hover{transform:translateY(-2px);box-shadow:var(--sh-md);border-color:rgba(18,86,74,.22)}
.faq-card .q-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;background:rgba(242,100,48,.10);
  color:var(--c-accent);font-size:13px;font-weight:800;margin-bottom:14px;
}
.faq-card h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--c-text);margin-bottom:10px}
.faq-card p{font-size:14.5px;line-height:1.8;color:var(--c-muted)}
.faq-card .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.faq-card .tags span{
  font-size:11.5px;font-weight:600;color:var(--c-primary);
  background:rgba(18,86,74,.07);padding:4px 10px;border-radius:999px;
}

/* CTA 条 */
.cta-band{background:var(--c-ink);color:#E8E6E0;padding:64px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-inner h2{font-size:30px;line-height:1.3;font-weight:700;color:#fff;max-width:640px}
.cta-inner p{margin-top:10px;font-size:15px;color:rgba(232,230,224,.68);max-width:640px}
.cta-inner .btn{flex-shrink:0}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:#E8E6E0;padding-bottom:0}
.footer-top-rule{height:4px;background:linear-gradient(90deg,var(--c-primary),rgba(242,100,48,.55))}
.footer-main{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 48px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-mark{background:var(--c-primary)}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:rgba(232,230,224,.62)}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(232,230,224,.62);max-width:340px}
.footer-kw{margin-top:14px;font-size:12.5px;letter-spacing:.04em;color:rgba(232,230,224,.45)!important}
.footer-col h4{
  font-size:14px;font-weight:600;color:#fff;margin-bottom:12px;
  padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.10);
}
.footer-col ul li{margin-bottom:9px}
.footer-col ul li a{font-size:13.5px;color:rgba(232,230,224,.62)}
.footer-col ul li a:hover{color:var(--c-lime)}
.footer-col ul li span{font-size:13.5px;color:rgba(232,230,224,.62)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.10);
}
.footer-bottom p{font-size:12px;color:rgba(232,230,224,.50)}
.footer-links{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.footer-links a{font-size:12px;color:rgba(232,230,224,.62)}
.footer-links a:hover{color:var(--c-lime)}
.footer-links .sep{width:1px;height:10px;background:rgba(255,255,255,.18)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-link{padding:0 8px;font-size:13px}
  .header-inner{gap:14px}
  .split{gap:40px}
  .mega-panel{width:600px}
}
@media (max-width:991px){
  :root{--sec-y:64px}
  .main-nav{display:none}
  .mega-wrap{display:none}
  .nav-toggle{display:block}
  .header-actions .btn{display:none}
  .header-inner{height:70px}
  .page-head h1{font-size:36px}
  .banner-content h2{font-size:26px}
  .check-grid{grid-template-columns:1fr}
  .check-col + .check-col{border-left:0;border-top:1px solid var(--c-line)}
  .split{grid-template-columns:1fr;gap:28px}
  .split-media img{aspect-ratio:16/9}
  .faq-cards{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:22px}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px}
}
@media (max-width:767px){
  :root{--sec-y:56px}
  .container{padding:0 20px}
  .page-head{padding:16px 0 32px}
  .page-head h1{font-size:30px;line-height:1.22}
  .page-head .lead{font-size:15px}
  .page-banner{height:240px}
  .banner-content{padding-bottom:24px}
  .banner-content h2{font-size:22px}
  .banner-content p{font-size:13.5px}
  .section-head h2{font-size:24px}
  .split-body h2{font-size:24px}
  .check-col{padding:24px 20px 28px}
  .faq-card{padding:22px}
  .cta-band{padding:48px 0}
  .cta-inner h2{font-size:24px}
  .cta-inner .btn{width:100%}
  .footer-main{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .brand-main{font-size:15px}
  .brand-sub{font-size:11px}
}
@media (max-width:519px){
  .page-head h1{font-size:27px}
  .banner-tags span{font-size:11px}
}

/* roulang page: category6 */
:root{
  --c-primary:#12564A;
  --c-primary-d:#0B3B33;
  --c-accent:#F26430;
  --c-accent-d:#D9531F;
  --c-lime:#C8F169;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-ink:#0C1A17;
  --c-line:#E4E0D6;
  --c-text:#23262B;
  --c-muted:#6B7269;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh-1:0 1px 2px rgba(12,26,23,.06);
  --sh-2:0 8px 24px rgba(12,26,23,.10);
  --t:.18s ease;
  --sp-section:88px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--c-primary-d)}
button,input,select,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
h1,h2,h3,h4,p{margin:0}
h1{font-size:46px;line-height:1.18;font-weight:800;letter-spacing:-.01em;color:var(--c-ink)}
h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--c-ink)}
h3{font-size:22px;line-height:1.4;font-weight:600;color:var(--c-ink)}
h4{font-size:15px;font-weight:600;letter-spacing:.04em}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--sp-section) 0}
.section--white{background:var(--c-surface)}
.section--ink{background:var(--c-ink);color:#E8E6E0}
.section--line{border-top:1px solid var(--c-line)}
.sec-head{max-width:720px;margin-bottom:40px}
.sec-head h2{margin-bottom:12px}
.sec-head p{color:var(--c-muted);font-size:15px}
.kicker{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-primary);text-transform:uppercase;margin-bottom:12px}
.rule-short{width:40px;height:4px;background:var(--c-primary);border-radius:2px;margin-bottom:18px}
.muted{color:var(--c-muted)}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,239,.94);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
}
.header-inner{display:flex;align-items:center;gap:20px;height:76px;transition:height var(--t)}
.site-header.is-scrolled .header-inner{height:62px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:14px;letter-spacing:.02em;flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:15px;font-weight:800;color:var(--c-primary);letter-spacing:.04em}
.brand-sub{font-size:11px;color:var(--c-muted);letter-spacing:.06em}
.main-nav{display:flex;align-items:center;gap:2px;flex:1;margin-left:8px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:44px;padding:0 11px;font-size:14.5px;font-weight:600;color:var(--c-text);
  border-radius:8px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:11px;right:11px;bottom:4px;height:3px;border-radius:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left center;transition:transform var(--t);
}
.nav-link:hover{color:var(--c-primary)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--c-primary)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}

/* mega */
.mega-wrap{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;height:44px;padding:0 14px;
  background:transparent;border:1px solid transparent;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--c-text);cursor:pointer;transition:all var(--t);
}
.mega-trigger:hover{background:rgba(18,86,74,.06);color:var(--c-primary)}
.caret{font-size:11px;transition:transform var(--t)}
.mega-wrap:hover .caret{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:700px;
  background:#fff;border:1px solid var(--c-line);border-top:1px solid var(--c-line);
  border-radius:14px;box-shadow:var(--sh-2);padding:22px;
  display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(-4px);
  transition:opacity .12s ease,transform .12s ease,visibility .12s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--c-muted);margin-bottom:12px}
.mega-list{list-style:none;margin:0;padding:0}
.mega-list li{margin-bottom:2px}
.mega-list a{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-text);padding:7px 8px;border-radius:8px;transition:all var(--t)}
.mega-list a:hover{background:rgba(18,86,74,.06);color:var(--c-primary)}
.mega-list i{color:var(--c-primary);font-size:13px;width:16px;text-align:center}
.mega-post{display:block;padding:8px;border-radius:8px;transition:background var(--t)}
.mega-post:hover{background:rgba(18,86,74,.06)}
.mega-post strong{display:block;font-size:13.5px;font-weight:600;color:var(--c-text);line-height:1.5}
.mega-post span{font-size:12px;color:var(--c-muted)}
.mega-card{
  background:rgba(18,86,74,.06);border-radius:12px;padding:16px;display:flex;flex-direction:column;justify-content:space-between;gap:14px;
}
.mega-card h5{font-size:15px;font-weight:700;color:var(--c-ink);margin:0 0 6px}
.mega-card p{font-size:12.5px;color:var(--c-muted);line-height:1.7;margin:0}
.mega-card .arrow{font-size:16px;color:var(--c-primary)}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:all var(--t);text-decoration:none;line-height:1;
}
.btn-primary{background:var(--c-accent);color:#fff}
.btn-primary:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(242,100,48,.28)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-outline{background:#fff;color:var(--c-primary);border-color:var(--c-primary)}
.btn-outline:hover{background:rgba(18,86,74,.06);color:var(--c-primary)}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:transparent;padding:0 8px}
.btn-ghost:hover{color:var(--c-primary-d)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary)}
.text-link .ar{transition:transform var(--t)}
.text-link:hover .ar{transform:translateX(3px)}

/* badges */
.badge-soft{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;background:rgba(18,86,74,.08);color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.02em}
.badge-line{display:inline-flex;align-items:center;padding:4px 10px;border:1px solid var(--c-line);border-radius:999px;background:#fff;font-size:12px;font-weight:600;color:var(--c-muted)}
.badge-dark{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:rgba(200,241,105,.14);color:var(--c-lime);font-size:12px;font-weight:600}

/* nav toggle */
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;background:#fff;
  align-items:center;justify-content:center;cursor:pointer;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary);border-radius:2px;transition:all var(--t)}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* drawer */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:340px;max-width:88vw;background:#fff;z-index:1055;
  transform:translateX(102%);transition:transform .24s ease;overflow-y:auto;
  box-shadow:-12px 0 40px rgba(12,26,23,.16);padding:18px 20px 32px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.drawer-close{width:44px;height:44px;border:1px solid var(--c-line);border-radius:10px;background:#fff;font-size:16px;color:var(--c-primary);cursor:pointer}
.drawer-nav{list-style:none;margin:8px 0 18px;padding:0}
.drawer-nav li{border-bottom:1px solid var(--c-line)}
.drawer-nav a{display:flex;align-items:center;min-height:44px;font-size:15px;font-weight:600;color:var(--c-text);padding:6px 0}
.drawer-nav a.active{color:var(--c-primary)}
.drawer-group{margin-top:18px}
.drawer-group summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  min-height:44px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--c-muted);
  border-bottom:1px solid var(--c-line);
}
.drawer-group summary::-webkit-details-marker{display:none}
.drawer-group[open] summary{color:var(--c-primary)}
.drawer-mask{position:fixed;inset:0;background:rgba(12,26,23,.42);z-index:1050;opacity:0;visibility:hidden;transition:all .24s}
.drawer-mask.open{opacity:1;visibility:visible}

/* ============ breadcrumb ============ */
.crumbs{font-size:13px;line-height:44px;color:var(--c-muted);border-bottom:1px solid var(--c-line);background:var(--c-bg)}
.crumbs a{color:var(--c-primary);font-weight:600}
.crumbs .sep{margin:0 8px;color:var(--c-line)}
.crumbs .cur{color:var(--c-muted)}

/* ============ hero ============ */
.hero{padding:52px 0 72px;background:var(--c-bg);border-bottom:1px solid var(--c-line)}
.hero-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;align-items:start}
.hero-left{grid-column:span 7}
.hero-right{grid-column:span 5}
.hero h1{margin:18px 0 16px;max-width:16em}
.hero-lead{font-size:17px;line-height:1.8;color:var(--c-muted);max-width:32em;margin-bottom:36px}
.steps3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.step3{padding-top:16px;border-top:1px solid var(--c-line)}
.step3-num{
  display:block;font-size:38px;font-weight:800;line-height:1;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;margin-bottom:12px;
}
.step3-num::after{content:"";display:block;width:28px;height:4px;background:var(--c-accent);border-radius:2px;margin-top:10px}
.step3 h3{font-size:17px;margin-bottom:6px}
.step3 p{font-size:14px;line-height:1.75;color:var(--c-muted)}

/* form card */
.lead-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:26px}
.lead-card h3{font-size:19px;margin-bottom:6px}
.lead-card .sub{font-size:13px;color:var(--c-muted);margin-bottom:20px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--c-text);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 12px;border:1px solid var(--c-line);border-radius:var(--r-btn);
  font-size:14px;color:var(--c-text);background:#fff;transition:border-color var(--t),box-shadow var(--t);
}
.field textarea{height:88px;padding:10px 12px;line-height:1.7;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 2px rgba(18,86,74,.2);
}
.form-note{font-size:12px;line-height:1.6;color:var(--c-muted);margin-top:12px}
.form-ok{display:none;margin-top:12px;padding:10px 12px;border-radius:10px;background:rgba(18,86,74,.08);color:var(--c-primary);font-size:13px;font-weight:600}
.form-ok.show{display:block}

/* ============ stats strip ============ */
.stats{background:var(--c-surface);border-bottom:1px solid var(--c-line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding:36px 0}
.stat{padding:0 24px;border-left:1px solid var(--c-line)}
.stat:first-child{border-left:0;padding-left:0}
.stat-label{font-size:12px;letter-spacing:.06em;color:var(--c-muted);margin-bottom:6px}
.stat-num{font-size:40px;font-weight:800;line-height:1.1;color:var(--c-ink);font-variant-numeric:tabular-nums}
.stat-num em{font-style:normal;font-size:18px;color:var(--c-accent);margin-left:4px}
.stat-note{font-size:12.5px;color:var(--c-muted);margin-top:4px}

/* ============ prep section ============ */
.prep-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.prep-media{position:relative;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--sh-1)}
.prep-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .3s ease}
.prep-media:hover img{transform:scale(1.02)}
.prep-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,86,74,.06),rgba(18,86,74,.34))}
.prep-media-tag{
  position:absolute;left:16px;bottom:16px;z-index:2;background:#fff;border-radius:10px;
  padding:10px 14px;box-shadow:var(--sh-1);font-size:12px;font-weight:700;color:var(--c-primary);letter-spacing:.02em;
}
.check-list{list-style:none;margin:22px 0 0;padding:0}
.check-list li{position:relative;padding-left:32px;margin-bottom:14px;font-size:15px;line-height:1.8}
.check-list li i{position:absolute;left:0;top:3px;color:var(--c-primary);font-size:15px}
.check-list li strong{font-weight:700;color:var(--c-ink)}

/* ============ milestones ============ */
.milestones{list-style:none;margin:0;padding:0;border-top:1px solid var(--c-line)}
.milestone{
  display:grid;grid-template-columns:110px 1fr auto;gap:24px;align-items:start;
  padding:26px 0;border-bottom:1px solid var(--c-line);transition:background var(--t);
}
.milestone:hover{background:rgba(18,86,74,.03)}
.ms-step{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--c-muted);padding-top:4px}
.ms-step b{display:block;font-size:22px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;letter-spacing:0}
.milestone h3{font-size:18px;margin-bottom:4px}
.milestone p{font-size:14.5px;color:var(--c-muted);line-height:1.75;max-width:60ch}
.ms-tag{font-size:12px;font-weight:600;color:var(--c-primary);background:rgba(18,86,74,.08);border-radius:999px;padding:4px 10px;white-space:nowrap;align-self:start;margin-top:4px}

/* ============ faq ============ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-side h2{margin:0 0 12px}
.faq-side p{font-size:14px;color:var(--c-muted);margin-bottom:18px}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:first-child{border-top:1px solid var(--c-line)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:60px;padding:12px 0;font-size:16px;font-weight:600;color:var(--c-ink);cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{
  flex-shrink:0;width:26px;height:26px;border:1px solid var(--c-line);border-radius:8px;
  display:grid;place-items:center;color:var(--c-primary);font-size:14px;transition:transform var(--t),background var(--t);
}
.faq-item[open] summary .plus{transform:rotate(45deg);background:rgba(18,86,74,.08)}
.faq-item .ans{font-size:15px;line-height:1.8;color:var(--c-muted);padding-bottom:20px;max-width:70ch}

/* ============ cta band ============ */
.cta-band{background:var(--c-ink);color:#E8E6E0;padding:64px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{color:#fff;margin-bottom:8px}
.cta-inner p{color:rgba(232,230,224,.68);font-size:15px;max-width:52ch}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-lime{background:var(--c-lime);color:var(--c-ink);border-color:var(--c-lime)}
.btn-lime:hover{background:#b6e055;color:var(--c-ink);transform:translateY(-1px)}
.btn-outline-light{background:transparent;color:#E8E6E0;border-color:rgba(232,230,224,.4)}
.btn-outline-light:hover{background:rgba(255,255,255,.08);color:#fff}

/* ============ footer ============ */
.site-footer{background:var(--c-ink);color:#E8E6E0}
.footer-top-rule{height:4px;background:linear-gradient(90deg,var(--c-primary),rgba(242,100,48,.5))}
.footer-main{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:40px;padding:56px 0 40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-main{color:#fff}
.footer-brand .brand-sub{color:rgba(232,230,224,.62)}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:#fff}
.footer-brand p{font-size:13.5px;line-height:1.85;color:rgba(232,230,224,.62);max-width:34ch}
.footer-kw{font-size:12.5px;color:rgba(232,230,224,.45);letter-spacing:.04em;margin-top:12px}
.footer-col h4{font-size:14px;font-weight:600;color:#fff;margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.10)}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li a{display:inline-block;font-size:13.5px;line-height:2.1;color:rgba(232,230,224,.72)}
.footer-col li a:hover{color:#fff}
.footer-col li span{display:inline-block;font-size:13.5px;line-height:2.1;color:rgba(232,230,224,.62)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:18px 0;border-top:1px solid rgba(255,255,255,.10);font-size:12px;color:rgba(232,230,224,.62)}
.footer-links{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.footer-links a{font-size:12px;color:rgba(232,230,224,.62)}
.footer-links a:hover{color:#fff}
.footer-links .sep{width:1px;height:10px;background:rgba(255,255,255,.2);display:inline-block}

/* ============ responsive ============ */
@media (max-width:1199px){
  .hero h1{font-size:40px}
  .mega-panel{width:640px}
}
@media (max-width:991px){
  :root{--sp-section:64px}
  .main-nav,.mega-wrap{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:66px}
  .site-header.is-scrolled .header-inner{height:58px}
  h1,.hero h1{font-size:32px}
  h2{font-size:26px}
  .hero{padding:36px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-left,.hero-right{grid-column:1/-1}
  .prep-grid{grid-template-columns:1fr;gap:28px}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:0;padding:24px 0}
  .stat{padding:18px 20px;border-left:1px solid var(--c-line)}
  .stat:nth-child(odd){border-left:0;padding-left:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--c-line)}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px;padding:44px 0 32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  h1,.hero h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:19px}
  .steps3{grid-template-columns:1fr;gap:16px}
  .lead-card{padding:20px}
  .milestone{grid-template-columns:64px 1fr;gap:14px;padding:20px 0}
  .ms-tag{display:none}
  .ms-step b{font-size:19px}
  .cta-band{padding:48px 0}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .footer-main{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .stat-num{font-size:32px}
}
@media (max-width:519px){
  .hero-lead{font-size:15.5px}
  .btn{width:100%}
  .cta-actions{width:100%}
}