/* roulang page: index */
:root{
  --brand:#0F5A4A;
  --brand-deep:#0A3F34;
  --brand-soft:#E4EFEA;
  --accent:#D9663D;
  --accent-soft:#FBEAE2;
  --ink:#14201D;
  --body:#3E4B47;
  --muted:#6B7A75;
  --paper:#FBF9F4;
  --surface:#FFFFFF;
  --band:#F1EDE3;
  --line:#E2DCD0;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,29,.05);
  --sh-2:0 10px 30px -12px rgba(20,32,29,.18);
  --sh-brand:0 14px 28px -14px rgba(15,90,74,.45);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding-left:1.1em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.mono{font-family:var(--mono);letter-spacing:-0.01em;}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.pill-accent{background:var(--accent-soft);color:var(--accent);}

/* 顶部公告 */
.topbar{background:var(--brand-deep);color:#DDEBE5;font-size:13px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:34px;}
.topbar-text{opacity:.92;}
.topbar-link{color:#fff;font-weight:600;white-space:nowrap;}
.topbar-link:hover{color:#F3C9B6;}

/* 导航 */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s ease;}
.site-header.scrolled{box-shadow:var(--sh-2);}
.nav-main{display:flex;align-items:center;gap:24px;min-height:70px;}
.brand{display:inline-flex;align-items:center;gap:8px;font-size:21px;font-weight:800;color:var(--ink);letter-spacing:-0.01em;flex:0 0 auto;}
.brand:hover{color:var(--brand-deep);}
.brand-mark{font-family:var(--mono);font-weight:800;color:var(--brand);letter-spacing:-0.02em;}
.brand-dot{width:7px;height:7px;border-radius:2px;background:var(--accent);display:inline-block;margin-left:2px;transform:translateY(-6px);}
.brand-sub{font-size:11px;font-weight:500;color:var(--muted);letter-spacing:.04em;margin-left:6px;display:none;}
@media(min-width:1200px){.brand-sub{display:inline;}}
.search-box{
  flex:1 1 auto;max-width:380px;display:flex;align-items:center;gap:10px;
  height:42px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--band);border:1px solid transparent;transition:.2s ease;
}
.search-box i{color:var(--muted);font-size:14px;}
.search-box input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink);}
.search-box input::placeholder{color:var(--muted);}
.search-box:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.12);}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);
  background:var(--brand);color:#fff;font-size:15px;font-weight:600;
  border:1.5px solid var(--brand);box-shadow:var(--sh-1);
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand);}
.btn-main:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);
  background:#fff;color:var(--brand-deep);border:1.5px solid var(--brand-deep);
  font-size:15px;font-weight:600;transition:.18s ease;
}
.btn-line:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.nav-quiet{font-size:14px;font-weight:600;color:var(--body);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.nav-quiet:hover{color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;color:var(--brand-deep);
  align-items:center;justify-content:center;font-size:17px;
}
.channel-bar{position:relative;border-top:1px solid var(--line);background:#fff;}
.channel-bar::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:26px;
  background:linear-gradient(90deg,rgba(255,255,255,0),#fff);pointer-events:none;
}
.channel-scroll{display:flex;gap:8px;overflow-x:auto;padding:9px 0;scrollbar-width:none;}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel-tab{
  flex:0 0 auto;padding:8px 18px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--body);border:1px solid transparent;
  transition:.18s ease;white-space:nowrap;
}
.channel-tab:hover{color:var(--brand);background:var(--brand-soft);}
.channel-tab.active{background:var(--brand);color:#fff;box-shadow:var(--sh-brand);}

/* Hero */
.hero{position:relative;overflow:hidden;padding:60px 0 70px;}
.hero::before{
  content:"";position:absolute;top:-180px;right:-140px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,90,74,.12),rgba(15,90,74,0) 68%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.32fr 1fr;gap:52px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--brand-soft);color:var(--brand);font-size:13px;font-weight:600;margin-bottom:20px;
}
.hero-eyebrow span.sep{width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block;}
h1.hero-title{
  font-size:clamp(29px,4.3vw,48px);line-height:1.16;font-weight:800;color:var(--ink);
  letter-spacing:-0.01em;margin-bottom:18px;
}
.hero-sub{font-size:16.5px;line-height:1.8;color:var(--body);max-width:540px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{display:flex;flex-wrap:wrap;margin-top:32px;}
.hero-stat{padding:0 22px;border-left:1px solid var(--line);}
.hero-stat:first-child{padding-left:0;border-left:0;}
.hero-stat b{display:block;font-family:var(--mono);font-size:20px;font-weight:700;color:var(--brand-deep);line-height:1.25;}
.hero-stat span{font-size:12px;color:var(--muted);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid #fff;box-shadow:var(--sh-2);
}
.hero-badge{
  position:absolute;right:-6px;bottom:16px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-2);
  padding:12px 18px;display:flex;flex-direction:column;gap:2px;
}
.hero-badge b{font-family:var(--mono);font-size:19px;color:var(--brand);line-height:1.2;}
.hero-badge span{font-size:12px;color:var(--muted);}

/* 信任带 */
.trust-band{background:var(--band);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:34px 0;}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.trust-item{text-align:center;padding:4px 14px;border-left:1px solid var(--line);}
.trust-item:first-child{border-left:0;}
.trust-num{font-family:var(--mono);font-size:32px;font-weight:700;color:var(--brand);line-height:1.15;}
.trust-label{font-size:13px;color:var(--muted);margin-top:2px;}

/* 通用板块 */
.section{padding:74px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;}
.sec-title{font-size:clamp(23px,2.6vw,33px);font-weight:700;color:var(--ink);line-height:1.3;letter-spacing:-0.01em;}
.sec-desc{font-size:15px;color:var(--muted);margin-top:10px;max-width:620px;}
.link-arrow{font-size:14.5px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.link-arrow i{transition:transform .18s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* 卖点 */
.feature-grid{display:grid;grid-template-columns:5fr 7fr;gap:24px;}
.feature-main{
  position:relative;overflow:hidden;background:var(--brand);color:#fff;
  border-radius:var(--r-md);padding:34px;display:flex;flex-direction:column;
  justify-content:space-between;gap:26px;transition:transform .2s ease,box-shadow .2s ease;
}
.feature-main::after{
  content:"";position:absolute;right:-60px;bottom:-60px;width:200px;height:200px;border-radius:50%;
  background:rgba(255,255,255,.07);
}
.feature-main:hover{transform:translateY(-2px);box-shadow:var(--sh-brand);}
.feature-no{font-family:var(--mono);font-size:14px;font-weight:700;color:rgba(255,255,255,.72);letter-spacing:.08em;}
.feature-main h3{font-size:23px;font-weight:700;line-height:1.45;margin:12px 0 10px;color:#fff;}
.feature-main p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.86);}
.feature-main .link-arrow{color:#fff;}
.feature-side{display:grid;gap:24px;grid-template-rows:1fr 1fr;}
.feature-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 28px;display:flex;flex-direction:column;justify-content:center;gap:8px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand);}
.feature-card .feature-no{color:var(--accent);}
.feature-card h3{font-size:20px;font-weight:600;color:var(--ink);line-height:1.45;}
.feature-card p{font-size:14.5px;color:var(--body);line-height:1.75;}

/* 场景 */
.scene-list-wrap{border-top:1px solid var(--line);}
.scene-row{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;padding:44px 0;border-bottom:1px solid var(--line);}
.scene-row:last-child{border-bottom:0;}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-md);box-shadow:var(--sh-1);}
.scene-no{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.1em;}
.scene-body h3{font-size:22px;font-weight:600;color:var(--ink);line-height:1.45;margin:10px 0 12px;}
.scene-body p{font-size:15.5px;line-height:1.85;}
.scene-points{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px;}
.scene-points li{position:relative;padding-left:20px;font-size:15px;line-height:1.75;color:var(--body);}
.scene-points li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--accent);
}

/* CMS 最新信息 */
.cms-latest-list{margin-top:6px;}
.cms-lead{
  display:grid;grid-template-columns:4fr 8fr;gap:28px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;color:inherit;text-decoration:none;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cms-lead:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:var(--sh-2);color:inherit;}
.cms-lead-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-sm);background:var(--band);}
.cms-lead-body h3{font-size:21px;font-weight:700;color:var(--ink);line-height:1.5;margin:12px 0 8px;}
.cms-lead-body p{font-size:15px;color:var(--body);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-meta{display:flex;align-items:center;gap:14px;margin-top:16px;font-size:13px;color:var(--muted);}
.cms-meta .arrow{color:var(--brand);font-weight:700;transition:transform .18s ease;}
.cms-lead:hover .cms-meta .arrow{transform:translateX(4px);}
.cms-rows{margin-top:14px;border-top:1px solid var(--line);}
.cms-row{
  display:grid;grid-template-columns:118px 1fr auto;gap:20px;align-items:center;
  padding:18px 14px;border-bottom:1px solid var(--line);color:inherit;text-decoration:none;
  transition:background .18s ease,box-shadow .18s ease;
}
.cms-row:hover{background:var(--brand-soft);box-shadow:inset 3px 0 0 var(--accent);color:inherit;}
.cms-row-date{font-family:var(--mono);font-size:13px;color:var(--muted);}
.cms-row-title{font-size:16px;font-weight:600;color:var(--ink);line-height:1.55;}
.cms-row-desc{font-size:13.5px;color:var(--muted);line-height:1.6;margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.cms-empty{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:var(--band);border:1px dashed var(--line);border-radius:var(--r-md);
  color:var(--muted);font-size:14px;text-align:center;padding:36px 20px;
}
.cms-empty i{font-size:26px;color:#B9C4BE;}
.cms-empty a{font-weight:600;}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-aside h2{font-size:clamp(23px,2.6vw,32px);font-weight:700;color:var(--ink);line-height:1.32;}
.faq-aside p{font-size:15px;color:var(--muted);margin-top:12px;}
.accordion-item{
  border:1px solid var(--line);border-radius:12px !important;background:#fff;
  margin-bottom:12px;overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  font-size:16px;font-weight:600;color:var(--ink);background:#fff;
  padding:18px 22px;box-shadow:none !important;line-height:1.55;
}
.accordion-button:not(.collapsed){color:var(--brand);background:var(--brand-soft);box-shadow:inset 3px 0 0 var(--accent) !important;}
.accordion-button::after{
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230F5A4A'%3E%3Cpath d='M8 11.5 2.2 5.7l1.2-1.2L8 9.1l4.6-4.6 1.2 1.2z'/%3E%3C/svg%3E");
  background-size:16px 16px;width:16px;height:16px;transition:transform .25s ease;
}
.accordion-button:focus{border-color:var(--brand);}
.accordion-body{font-size:15px;line-height:1.85;color:var(--body);padding:4px 22px 20px;}

/* CTA */
.cta-wrap{padding:20px 0 76px;}
.cta-band{
  background:var(--brand-deep);border-radius:var(--r-lg);padding:54px 48px;color:#fff;
  display:grid;grid-template-columns:1.45fr 1fr;gap:34px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-band h2{font-size:clamp(23px,2.6vw,32px);font-weight:700;line-height:1.35;color:#fff;}
.cta-band p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.82);margin-top:12px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1;}
.btn-light-solid{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);background:#fff;color:var(--brand-deep);
  font-size:15px;font-weight:600;border:1.5px solid #fff;transition:.18s ease;
}
.btn-light-solid:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.btn-light-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);background:transparent;color:#fff;
  font-size:15px;font-weight:600;border:1.5px solid rgba(255,255,255,.6);transition:.18s ease;
}
.btn-light-line:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-2px);}

/* 页脚 */
.site-footer{background:var(--brand-deep);color:#C7D8D1;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{color:#fff;font-size:20px;}
.footer-brand .brand-mark{color:#8FD3BE;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin-top:16px;max-width:320px;}
.footer-contact{margin-top:18px;display:grid;gap:8px;font-size:13.5px;color:rgba(255,255,255,.72);}
.footer-contact i{width:16px;color:#8FD3BE;margin-right:6px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;letter-spacing:.04em;margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7);}
.footer-col a:hover{color:var(--accent);}
.footer-sub p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);margin-bottom:14px;}
.sub-form{display:flex;gap:8px;}
.sub-form input{
  flex:1 1 auto;height:42px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:#fff;padding:0 14px;font-size:14px;outline:none;transition:.2s ease;
}
.sub-form input::placeholder{color:rgba(255,255,255,.5);}
.sub-form input:focus{border-color:#8FD3BE;background:rgba(255,255,255,.14);box-shadow:0 0 0 3px rgba(143,211,190,.18);}
.sub-form button{
  height:42px;padding:0 18px;border-radius:var(--r-sm);border:0;background:var(--accent);color:#fff;
  font-size:14px;font-weight:600;cursor:pointer;transition:.18s ease;
}
.sub-form button:hover{background:#C2552F;transform:translateY(-1px);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom a{color:rgba(255,255,255,.62);}
.footer-bottom a:hover{color:#fff;}

/* 移动端固定转化条 */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;align-items:center;justify-content:space-between;
  gap:12px;background:#fff;border-top:1px solid var(--line);
  box-shadow:0 -8px 24px -16px rgba(20,32,29,.45);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));
}
.mobile-cta span{font-size:13.5px;color:var(--body);line-height:1.4;}
.mobile-cta .btn-main{height:42px;padding:0 18px;font-size:14px;}

/* 回到顶部 */
.to-top{
  position:fixed;right:20px;bottom:92px;width:44px;height:44px;border-radius:50%;
  background:#fff;border:1px solid var(--brand);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  box-shadow:var(--sh-1);cursor:pointer;z-index:55;opacity:0;pointer-events:none;transition:.25s ease;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}

/* 抽屉 */
.offcanvas{background:var(--paper);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.drawer-nav{display:grid;gap:8px;margin-top:8px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 16px;border-radius:var(--r-sm);background:#fff;border:1px solid var(--line);
  font-size:15px;font-weight:600;color:var(--ink);
}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--brand-soft);color:var(--brand);border-color:var(--brand);}
.drawer-cta{margin-top:20px;display:grid;gap:10px;}

/* 响应式 */
@media(max-width:1199px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-sub{grid-column:1 / -1;}
}
@media(max-width:991px){
  body{padding-bottom:76px;}
  .mobile-cta{display:flex;}
  .hero{padding:40px 0 52px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-visual{order:2;}
  .hero-visual img{aspect-ratio:16/9;}
  .hero-badge{right:12px;bottom:12px;padding:10px 14px;}
  .section{padding:56px 0;}
  .feature-grid{grid-template-columns:1fr;}
  .scene-row{grid-template-columns:1fr;gap:24px;padding:34px 0;}
  .scene-row:nth-child(even) .scene-media{order:2;}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .cta-band{grid-template-columns:1fr;padding:40px 30px;}
  .cta-wrap{padding:10px 0 56px;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-quiet{display:none;}
  .nav-main{gap:14px;}
  .cms-lead{grid-template-columns:1fr;gap:16px;}
  .cms-lead-media img{aspect-ratio:16/9;}
  .trust-grid{grid-template-columns:repeat(2,1fr);gap:22px 0;}
  .trust-item:nth-child(3){border-left:0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1;}
}
@media(max-width:767px){
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .hero-stats{gap:14px 0;}
  .hero-stat{padding:0 16px;}
  .cms-row{grid-template-columns:1fr;gap:8px;padding:16px 12px;}
  .cms-row .pill{justify-self:start;}
  .cms-row-desc{white-space:normal;}
  .nav-actions .btn-main{display:none;}
  .cta-actions{width:100%;}
  .cta-actions a{flex:1 1 100%;}
  .to-top{bottom:84px;right:14px;}
}
@media(max-width:575px){
  .topbar-inner{font-size:12px;gap:10px;}
  .topbar-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
  h1.hero-title{font-size:27px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions a{flex:1 1 100%;}
  .trust-num{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:34px;}
  .cta-band{padding:32px 22px;}
  .accordion-button{font-size:15px;padding:16px 16px;}
  .accordion-body{padding:2px 16px 18px;}
  .mobile-cta span{font-size:12.5px;}
}

/* roulang page: category1 */
:root{
  --brand:#0F5A4A;
  --brand-deep:#0A3F34;
  --brand-soft:#E4EFEA;
  --accent:#D9663D;
  --accent-soft:#FBEAE2;
  --ink:#14201D;
  --body:#3E4B47;
  --muted:#6B7A75;
  --paper:#FBF9F4;
  --surface:#FFFFFF;
  --band:#F1EDE3;
  --line:#E2DCD0;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,29,.05);
  --sh-2:0 10px 30px -12px rgba(20,32,29,.18);
  --sh-brand:0 14px 28px -14px rgba(15,90,74,.45);
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-0.01em;}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background .18s ease,border-color .18s ease;}
a:hover{color:var(--accent);}
button{font-family:inherit;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}

/* 顶部公告条 */
.topbar{background:var(--brand-deep);color:#fff;font-size:13px;height:36px;display:flex;align-items:center;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.topbar span{opacity:.9;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar-close{background:transparent;border:0;color:#fff;opacity:.7;font-size:18px;line-height:1;padding:2px 6px;cursor:pointer;transition:opacity .18s ease;}
.topbar-close:hover,.topbar-close:focus-visible{opacity:1;}

/* 导航 */
.site-header{position:sticky;top:0;z-index:1030;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .22s ease;}
.site-header.is-stuck{box-shadow:var(--sh-2);}
.nav-main{display:flex;align-items:center;gap:20px;height:74px;}
.brand{display:inline-flex;align-items:center;gap:6px;font-size:21px;font-weight:800;color:var(--ink);letter-spacing:-0.02em;}
.brand:hover{color:var(--brand);}
.brand-mark{font-family:var(--font-mono);font-weight:800;color:var(--brand);letter-spacing:-0.04em;}
.brand-dot{width:6px;height:6px;border-radius:2px;background:var(--accent);display:inline-block;margin-left:2px;transform:translateY(-6px);}
.search-pill{flex:1;max-width:420px;display:flex;align-items:center;gap:10px;height:42px;padding:0 16px;background:var(--band);border:1px solid transparent;border-radius:var(--r-pill);transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;}
.search-pill:focus-within{background:var(--surface);border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.12);}
.search-pill i{color:var(--muted);font-size:14px;}
.search-pill input{flex:1;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);}
.search-pill input::placeholder{color:var(--muted);}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-phone{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:14px;color:var(--body);}
.nav-phone:hover{color:var(--brand);}
.nav-toggle{width:42px;height:42px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);color:var(--ink);display:inline-flex;align-items:center;justify-content:center;font-size:17px;transition:background .18s ease,border-color .18s ease;}
.nav-toggle:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand);}

.tabs-wrap{position:relative;border-top:1px solid var(--line);}
.tabs-wrap::after{content:"";position:absolute;top:0;right:0;width:44px;height:100%;background:linear-gradient(90deg,rgba(255,255,255,0),#fff 70%);pointer-events:none;}
.tabs-row{display:flex;align-items:center;gap:10px;height:54px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.tabs-row::-webkit-scrollbar{display:none;}
.tab-pill{flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);font-size:14.5px;font-weight:500;color:var(--body);white-space:nowrap;transition:background .18s ease,color .18s ease;}
.tab-pill:hover{background:var(--brand-soft);color:var(--brand);}
.tab-pill.active{background:var(--brand);color:#fff;font-weight:600;box-shadow:var(--sh-brand);}
.tab-pill.active:hover{background:var(--brand-deep);color:#fff;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:var(--r-sm);font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease,border-color .18s ease;}
.btn-brand{background:var(--brand);color:#fff;box-shadow:var(--sh-1);}
.btn-brand:hover,.btn-brand:focus-visible{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand);}
.btn-brand:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-outline{background:var(--surface);color:var(--brand-deep);border-color:var(--brand-deep);}
.btn-outline:hover,.btn-outline:focus-visible{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-light{background:var(--surface);color:var(--brand);border-color:var(--surface);}
.btn-light:hover,.btn-light:focus-visible{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}

/* 面包屑 */
.crumb{font-size:13px;color:var(--muted);padding:22px 0 0;display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--line);}
.crumb .now{color:var(--ink);font-weight:500;}

/* Hero */
.page-hero{padding:18px 0 0;}
.hero-panel{position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:260px;display:flex;align-items:center;box-shadow:var(--sh-2);}
.hero-panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,63,52,.90) 0%,rgba(10,63,52,.70) 58%,rgba(10,63,52,.42) 100%);}
.hero-text{position:relative;z-index:2;padding:40px 44px;color:#fff;max-width:760px;}
.hero-tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);font-size:12.5px;letter-spacing:.02em;margin-bottom:14px;}
.hero-text h1{color:#fff;font-size:clamp(26px,3.6vw,40px);line-height:1.22;font-weight:800;margin-bottom:12px;}
.hero-text p{color:rgba(255,255,255,.86);font-size:15.5px;line-height:1.8;max-width:620px;}

/* 锚点标签 */
.anchor-pills{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding:24px 0 0;}
.anchor-pills::-webkit-scrollbar{display:none;}
.anchor-pills a{flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--line);font-size:14px;color:var(--body);transition:all .18s ease;}
.anchor-pills a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}

/* 主体布局 */
.section{padding:56px 0;}
.guide-layout{display:grid;grid-template-columns:3fr 9fr;gap:40px;align-items:start;}

.guide-toc{position:sticky;top:150px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 18px;box-shadow:var(--sh-1);}
.toc-title{font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.06em;margin-bottom:14px;}
.toc-link{display:block;padding:9px 12px;font-size:14.5px;color:var(--body);border-left:3px solid transparent;border-radius:0 var(--r-sm) var(--r-sm) 0;transition:all .18s ease;}
.toc-link:hover{background:var(--brand-soft);color:var(--brand);}
.toc-link.active{border-left-color:var(--brand);background:var(--brand-soft);color:var(--brand);font-weight:600;}
.toc-cta{margin-top:16px;display:flex;align-items:center;justify-content:center;height:42px;border-radius:var(--r-sm);background:var(--brand);color:#fff;font-size:14px;font-weight:600;transition:background .18s ease;}
.toc-cta:hover{background:var(--brand-deep);color:#fff;}

.guide-body{display:flex;flex-direction:column;}
.content-block{padding:0 0 40px;border-bottom:1px solid var(--line);margin-bottom:40px;}
.content-block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.block-index{display:inline-block;font-family:var(--font-mono);font-size:13px;color:var(--accent);letter-spacing:.08em;margin-bottom:8px;}
.content-block h2{font-size:clamp(21px,2.2vw,26px);line-height:1.35;margin-bottom:14px;position:relative;padding-left:14px;}
.content-block h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand);}
.content-block p{font-size:16px;line-height:1.9;color:var(--body);margin-bottom:14px;}
.point-list{margin:6px 0 22px;}
.point-list li{position:relative;padding-left:20px;margin-bottom:10px;font-size:15.5px;line-height:1.8;color:var(--body);}
.point-list li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--accent);}
.content-block figure{margin:0;}
.content-block figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-md);border:1px solid var(--line);box-shadow:var(--sh-1);}
.content-block figcaption{font-size:13px;color:var(--muted);margin-top:10px;text-align:center;}

.note-card{margin-top:18px;background:var(--brand-soft);border-left:3px solid var(--brand);border-radius:var(--r-sm);padding:16px 18px;font-size:14.5px;line-height:1.8;color:var(--brand-deep);}

/* CTA */
.cta-section{padding:0 0 72px;}
.cta-band{background:var(--brand-soft);border:1px solid #cfe2db;border-radius:var(--r-lg);padding:38px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);margin-bottom:8px;}
.cta-band p{font-size:15px;color:var(--body);max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* 页脚 */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.78);padding:56px 0 0;margin-top:8px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px;}
.footer-brand .brand{color:#fff;font-size:20px;}
.footer-brand .brand-mark{color:#8FD3BF;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand p{font-size:14px;line-height:1.85;margin:14px 0 18px;color:rgba(255,255,255,.72);max-width:340px;}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:13.5px;color:rgba(255,255,255,.65);}
.footer-contact i{color:#8FD3BF;width:16px;margin-right:6px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.74);}
.footer-col ul li a:hover{color:var(--accent);}
.footer-sub p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.65);margin-bottom:14px;}
.sub-form{display:flex;gap:8px;}
.sub-form input{flex:1;min-width:0;height:42px;border-radius:var(--r-sm);border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);color:#fff;padding:0 12px;font-size:14px;outline:none;transition:border-color .18s ease,box-shadow .18s ease;}
.sub-form input::placeholder{color:rgba(255,255,255,.45);}
.sub-form input:focus{border-color:#8FD3BF;box-shadow:0 0 0 3px rgba(143,211,191,.22);}
.sub-form button{height:42px;padding:0 18px;border:0;border-radius:var(--r-sm);background:var(--accent);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:background .18s ease,transform .18s ease;}
.sub-form button:hover{background:#c4552e;transform:translateY(-1px);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:18px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);}
.footer-bottom nav{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom nav a{color:rgba(255,255,255,.62);}
.footer-bottom nav a:hover{color:var(--accent);}

/* 移动端抽屉 */
.offcanvas{background:var(--surface);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:17px;font-weight:700;color:var(--ink);}
.m-menu{padding:20px 0;display:flex;flex-direction:column;gap:6px;}
.m-menu a{display:flex;align-items:center;height:46px;padding:0 14px;border-radius:var(--r-sm);font-size:15px;color:var(--body);border:1px solid transparent;}
.m-menu a:hover{background:var(--brand-soft);color:var(--brand);}
.m-menu a.active{background:var(--brand);color:#fff;font-weight:600;}
.m-search{display:flex;align-items:center;gap:10px;height:44px;padding:0 14px;background:var(--band);border-radius:var(--r-pill);margin-bottom:8px;}
.m-search input{border:0;background:transparent;outline:none;flex:1;font-size:14px;color:var(--ink);}
.m-search i{color:var(--muted);}
.m-cta{margin-top:14px;}

/* 移动端固定条 */
.mobile-bar{display:none;}
@media (max-width:991.98px){
  .mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1040;height:60px;align-items:center;justify-content:space-between;gap:14px;padding:0 16px calc(0px + env(safe-area-inset-bottom));background:var(--surface);border-top:1px solid var(--line);box-shadow:0 -8px 24px -16px rgba(20,32,29,.4);}
  .mobile-bar span{font-size:14px;color:var(--body);}
  .mobile-bar .btn{height:40px;padding:0 16px;font-size:14px;}
  body{padding-bottom:72px;}
  .site-footer{padding-bottom:12px;}
  .guide-toc{position:static;}
  .guide-layout{grid-template-columns:1fr;gap:28px;}
}

@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:991.98px){
  .section{padding:44px 0;}
  .hero-text{padding:32px 28px;}
  .cta-section{padding-bottom:56px;}
}
@media (max-width:767.98px){
  .wrap{padding:0 20px;}
  .topbar-inner{padding:0 20px;}
  .nav-main{height:66px;gap:12px;}
  .brand{font-size:19px;}
  .hero-panel{min-height:220px;}
  .hero-text{padding:26px 22px;}
  .hero-text p{font-size:14.5px;}
  .cta-band{padding:28px 24px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .section{padding:36px 0;}
  .content-block{padding-bottom:30px;margin-bottom:30px;}
}
@media (max-width:575.98px){
  .wrap{padding:0 16px;}
  .topbar-inner{padding:0 16px;}
  .topbar span{font-size:12.5px;}
  .hero-text h1{font-size:23px;}
  .btn{height:44px;padding:0 18px;font-size:14.5px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
}

/* roulang page: article */
:root{
  --brand:#0F5A4A;
  --brand-deep:#0A3F34;
  --brand-soft:#E4EFEA;
  --accent:#D9663D;
  --accent-soft:#FBEAE2;
  --ink:#14201D;
  --body:#3E4B47;
  --muted:#6B7A75;
  --paper:#FBF9F4;
  --surface:#FFFFFF;
  --band:#F1EDE3;
  --line:#E2DCD0;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,29,.05);
  --sh-2:0 10px 30px -12px rgba(20,32,29,.18);
  --sh-brand:0 14px 28px -14px rgba(15,90,74,.45);
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:1.2em;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
.mono{font-family:var(--mono);}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;border:1.5px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1;}
.btn-main{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:var(--sh-1);}
.btn-main:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand);}
.btn-main:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-ghost{background:transparent;color:var(--brand-deep);border-color:var(--brand-deep);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);border-color:var(--brand-deep);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#fff;color:var(--brand-deep);border-color:#fff;}
.btn-light:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.btn-outline-light2{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-outline-light2:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-2px);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;color:var(--brand);}
.link-arrow i{transition:transform .18s ease;font-size:12px;}
.link-arrow:hover{color:var(--accent);}
.link-arrow:hover i{transform:translateX(3px);}

/* 公告条 */
.announce{background:var(--brand-deep);color:#fff;font-size:13px;}
.announce .wrap{display:flex;align-items:center;justify-content:center;gap:10px;height:36px;position:relative;}
.announce a{color:#fff;text-decoration:underline;text-underline-offset:3px;opacity:.92;}
.announce a:hover{color:var(--accent-soft);}
.announce .close-ann{position:absolute;right:24px;top:50%;transform:translateY(-50%);background:none;border:0;color:rgba(255,255,255,.72);font-size:13px;padding:2px 6px;cursor:pointer;}
.announce .close-ann:hover{color:#fff;}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .2s ease;}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav-top{display:flex;align-items:center;gap:20px;height:76px;}
.brand{display:inline-flex;align-items:center;gap:8px;font-size:21px;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap;}
.brand:hover{color:var(--brand-deep);}
.brand .brand-mark{font-family:var(--mono);font-weight:800;font-size:23px;color:var(--brand);letter-spacing:.02em;}
.brand .brand-dot{width:6px;height:6px;border-radius:2px;background:var(--accent);display:inline-block;margin-left:2px;transform:translateY(1px);}
.brand-sub{font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.16em;margin-left:6px;display:none;}
@media(min-width:1120px){.brand-sub{display:inline;}}
.nav-search{flex:1;max-width:420px;display:flex;align-items:center;gap:8px;height:42px;padding:0 8px 0 16px;background:var(--band);border:1px solid transparent;border-radius:var(--r-pill);transition:all .18s ease;}
.nav-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.12);}
.nav-search input{flex:1;border:0;background:transparent;font-size:14px;color:var(--ink);outline:none;min-width:0;}
.nav-search input::placeholder{color:var(--muted);}
.nav-search button{width:32px;height:32px;border-radius:50%;border:0;background:var(--brand);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:13px;cursor:pointer;transition:background .18s ease;}
.nav-search button:hover{background:var(--brand-deep);}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-phone{display:none;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--brand-deep);white-space:nowrap;}
.nav-phone i{color:var(--accent);}
@media(min-width:992px){.nav-phone{display:inline-flex;}}
.nav-actions .btn{height:44px;padding:0 18px;font-size:14px;}
.hamburger{width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:16px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s ease;}
.hamburger:hover{border-color:var(--brand);color:var(--brand);}
@media(min-width:992px){.hamburger{display:none;}}

/* 频道 Tabs */
.nav-tabs-row{position:relative;border-top:1px solid var(--line);background:var(--surface);}
.nav-tabs-row::after{content:"";position:absolute;right:0;top:1px;bottom:1px;width:28px;background:linear-gradient(90deg,rgba(255,255,255,0),#fff 70%);pointer-events:none;}
.nav-tabs{display:flex;align-items:center;gap:8px;height:54px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;}
.nav-tabs::-webkit-scrollbar{display:none;}
.nav-tabs a{flex:0 0 auto;padding:8px 18px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--body);white-space:nowrap;transition:all .18s ease;}
.nav-tabs a:hover{background:var(--brand-soft);color:var(--brand);}
.nav-tabs a.active{background:var(--brand);color:#fff;font-weight:600;}

/* 抽屉 */
.offcanvas.drawer{background:var(--paper);width:320px;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 20px 12px;}
.drawer-body{padding:0 20px 28px;}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);margin-bottom:18px;}
.drawer-search input{border:0;outline:none;background:transparent;font-size:14px;flex:1;min-width:0;color:var(--ink);}
.drawer-list{display:flex;flex-direction:column;gap:6px;margin-bottom:22px;}
.drawer-list a{padding:11px 14px;border-radius:10px;font-size:15px;color:var(--body);font-weight:500;}
.drawer-list a:hover{background:var(--brand-soft);color:var(--brand);}
.drawer-list a.active{background:var(--brand);color:#fff;}

/* 面包屑 */
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);padding:22px 0 0;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:#BFC7C2;}
.crumbs .now{color:var(--ink);max-width:46ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* 文章头 */
.article-hero{background:var(--paper);position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.article-hero::before{content:"";position:absolute;top:-120px;right:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(228,239,234,.9),rgba(228,239,234,0) 68%);pointer-events:none;}
.article-head{position:relative;padding:18px 0 40px;}
.pill{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;}
.pill-accent{background:var(--accent-soft);color:var(--accent);}
.article-head h1{font-size:clamp(26px,3.6vw,38px);line-height:1.32;font-weight:800;color:var(--ink);letter-spacing:-.01em;margin:16px 0 18px;max-width:880px;}
.meta-line{display:flex;align-items:center;flex-wrap:wrap;gap:14px 20px;font-size:13px;color:var(--muted);}
.meta-line .mi{display:inline-flex;align-items:center;gap:7px;}
.meta-line .mi i{color:var(--brand);font-size:12px;}
.meta-line .date{font-family:var(--mono);font-size:13px;letter-spacing:.02em;color:var(--body);}
.share-group{display:flex;align-items:center;gap:8px;margin-left:auto;}
.share-group button{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all .18s ease;}
.share-group button:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.share-group button:active{transform:scale(.95);}

/* 文章主体布局 */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:48px;padding-top:44px;padding-bottom:76px;}
@media(min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,760px) 300px;justify-content:center;gap:56px;}
}
.article-main{min-width:0;}

/* 正文 */
.cms-article-body{max-width:760px;font-size:17.5px;line-height:1.95;color:var(--body);}
.cms-article-body > *:first-child{margin-top:0;}
.cms-article-body p{margin:0 0 1.15em;}
.cms-article-body h2{position:relative;font-size:23px;line-height:1.45;font-weight:700;color:var(--ink);margin:38px 0 16px;padding-left:14px;}
.cms-article-body h2::before{content:"";position:absolute;left:0;top:.34em;bottom:.28em;width:4px;border-radius:2px;background:var(--brand);}
.cms-article-body h3{font-size:18px;line-height:1.6;font-weight:600;color:var(--ink);margin:26px 0 12px;}
.cms-article-body h4{font-size:16px;font-weight:600;color:var(--ink);margin:20px 0 10px;}
.cms-article-body ul,.cms-article-body ol{margin:0 0 1.2em;padding-left:1.35em;}
.cms-article-body li{margin-bottom:.5em;}
.cms-article-body ul li::marker{color:var(--accent);}
.cms-article-body ol li::marker{color:var(--brand);font-family:var(--mono);font-weight:600;}
.cms-article-body blockquote{margin:24px 0;padding:16px 20px;border-left:3px solid var(--accent);background:var(--brand-soft);border-radius:var(--r-sm);color:var(--brand-deep);font-size:16.5px;}
.cms-article-body blockquote p:last-child{margin-bottom:0;}
.cms-article-body img{border-radius:14px;margin:26px auto;box-shadow:var(--sh-1);}
.cms-article-body figure{margin:26px 0;}
.cms-article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.cms-article-body a{color:var(--brand);border-bottom:1px solid rgba(15,90,74,.28);}
.cms-article-body a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.cms-article-body code{font-family:var(--mono);font-size:.88em;background:var(--band);padding:2px 6px;border-radius:4px;color:var(--brand-deep);}
.cms-article-body pre{background:var(--band);border:1px solid var(--line);border-radius:var(--r-sm);padding:16px 18px;overflow-x:auto;margin:22px 0;}
.cms-article-body pre code{background:none;padding:0;}
.cms-article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap;}
.cms-article-body th,.cms-article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;}
.cms-article-body th{background:var(--brand-soft);color:var(--brand-deep);font-weight:600;}
.cms-article-body tbody tr:nth-child(even){background:var(--paper);}
.cms-article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0;}

/* 空态 */
.empty-state{background:var(--band);border:1px dashed var(--line);border-radius:var(--r-md);min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:40px 24px;text-align:center;}
.empty-state i{font-size:26px;color:#A9B3AE;}
.empty-state p{font-size:14px;color:var(--muted);margin:0;}
.empty-state a{font-size:14px;font-weight:600;color:var(--brand);}
.empty-state a:hover{color:var(--accent);}

/* 文末 */
.article-foot{max-width:760px;margin-top:44px;}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding-top:26px;border-top:1px solid var(--line);}
.tag-row .label{font-size:13px;color:var(--muted);margin-right:2px;}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:500;transition:all .18s ease;}
.tag:hover{background:var(--brand);color:#fff;}
.sec-title{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin:44px 0 20px;}
.sec-title h2{font-size:20px;font-weight:700;color:var(--ink);margin:0;}
.sec-title a{font-size:13px;font-weight:600;color:var(--brand);}
.sec-title a:hover{color:var(--accent);}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.rel-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:all .2s ease;display:flex;flex-direction:column;}
.rel-card:hover{border-color:var(--brand);box-shadow:var(--sh-2);transform:translateY(-2px);}
.rel-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--band);}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.rel-card:hover .thumb img{transform:scale(1.04);}
.rel-card .body{padding:14px 16px 16px;}
.rel-card h3{font-size:15px;line-height:1.5;font-weight:600;color:var(--ink);margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-card .mini{font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.06em;}
.navcards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:8px;}
.navcard{display:flex;align-items:center;gap:14px;padding:18px 20px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);transition:all .2s ease;}
.navcard:hover{border-color:var(--brand);box-shadow:var(--sh-2);transform:translateY(-2px);}
.navcard .dir{width:36px;height:36px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-size:13px;flex:0 0 auto;}
.navcard .txt{min-width:0;}
.navcard .txt span{display:block;font-size:12px;color:var(--muted);margin-bottom:2px;}
.navcard .txt strong{display:block;font-size:15px;color:var(--ink);font-weight:600;}
.foot-back{margin-top:28px;}

/* 侧栏 */
.article-side{display:none;}
@media(min-width:1200px){.article-side{display:block;}}
.side-stick{position:sticky;top:150px;display:flex;flex-direction:column;gap:18px;}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);}
.side-card h3{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:.02em;}
.side-card p{font-size:13.5px;line-height:1.75;color:var(--muted);margin-bottom:14px;}
.side-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px;}
.side-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 10px;border-radius:8px;font-size:14px;color:var(--body);}
.side-list a:hover{background:var(--brand-soft);color:var(--brand);}
.side-list a i{font-size:11px;color:#A9B3AE;}
.side-card.brand-side{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;}
.side-card.brand-side h3{color:#fff;}
.side-card.brand-side p{color:rgba(255,255,255,.75);}

/* CTA */
.cta-band{padding:0 0 80px;}
.cta-inner{background:var(--brand-deep);border-radius:var(--r-lg);padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;box-shadow:var(--sh-2);position:relative;overflow:hidden;}
.cta-inner::after{content:"";position:absolute;right:-80px;bottom:-120px;width:280px;height:280px;border-radius:50%;background:rgba(217,102,61,.18);pointer-events:none;}
.cta-inner h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;font-weight:700;color:#fff;margin-bottom:10px;position:relative;}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.76);position:relative;max-width:52ch;}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap;position:relative;}

/* 页脚 */
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:40px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--muted);max-width:34ch;margin-bottom:18px;}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:13.5px;color:var(--muted);}
.footer-contact span{display:flex;align-items:center;gap:9px;}
.footer-contact i{color:var(--brand);font-size:12px;width:14px;}
.footer-col h4{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:16px;}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--muted);}
.footer-col ul a:hover{color:var(--accent);}
.footer-sub p{font-size:13.5px;line-height:1.7;color:var(--muted);margin-bottom:14px;}
.sub-form{display:flex;gap:8px;}
.sub-form input{flex:1;min-width:0;height:42px;padding:0 14px;font-size:13.5px;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;color:var(--ink);outline:none;transition:all .18s ease;}
.sub-form input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.12);}
.sub-form button{height:42px;padding:0 18px;border:0;border-radius:var(--r-sm);background:var(--brand);color:#fff;font-size:13.5px;font-weight:600;cursor:pointer;transition:background .18s ease;}
.sub-form button:hover{background:var(--brand-deep);}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px;}
.footer-bottom a{font-size:13px;color:var(--muted);}
.footer-bottom a:hover{color:var(--accent);}

/* 回到顶部 */
.to-top{position:fixed;right:24px;bottom:96px;width:44px;height:44px;border-radius:50%;background:#fff;border:1.5px solid var(--brand);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer;box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(8px);transition:all .22s ease;z-index:1020;}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand);color:#fff;}
.to-top:active{transform:scale(.96);}

/* 移动固定转化条 */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;align-items:center;justify-content:space-between;gap:12px;height:60px;padding:0 16px calc(0px + env(safe-area-inset-bottom)/2);background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px -14px rgba(20,32,29,.35);}
.mobile-bar span{font-size:13px;color:var(--body);line-height:1.3;min-width:0;}
.mobile-bar .btn{height:38px;padding:0 16px;font-size:13.5px;flex:0 0 auto;}
@media(max-width:991px){
  .mobile-bar{display:flex;}
  body{padding-bottom:72px;}
  .to-top{bottom:80px;right:16px;width:40px;height:40px;}
}

/* 响应式 */
@media(max-width:991px){
  .nav-top{height:64px;gap:12px;}
  .nav-actions .btn{display:none;}
  .article-layout{padding-top:32px;padding-bottom:56px;gap:36px;}
  .cta-inner{padding:32px 24px;}
  .cta-band{padding-bottom:56px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media(max-width:767px){
  .wrap{padding:0 20px;}
  .announce .wrap{height:34px;font-size:12px;justify-content:flex-start;padding-right:40px;}
  .announce .close-ann{right:12px;}
  .nav-tabs{height:50px;}
  .nav-tabs a{padding:7px 15px;font-size:14px;}
  .article-head{padding:14px 0 32px;}
  .cms-article-body{font-size:16.5px;line-height:1.9;}
  .cms-article-body h2{font-size:20px;}
  .rel-grid{grid-template-columns:1fr;}
  .navcards{grid-template-columns:1fr;}
  .share-group{margin-left:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media(max-width:575px){
  .wrap{padding:0 16px;}
  .article-head h1{font-size:24px;}
  .btn{height:44px;padding:0 18px;font-size:14px;}
  .meta-line{gap:10px 14px;font-size:12.5px;}
  .crumbs .now{max-width:24ch;}
  .article-hero::before{display:none;}
}

/* roulang page: category2 */
:root{
  --brand:#0F5A4A;
  --brand-deep:#0A3F34;
  --brand-soft:#E4EFEA;
  --accent:#D9663D;
  --accent-soft:#FBEAE2;
  --ink:#14201D;
  --body:#3E4B47;
  --muted:#6B7A75;
  --paper:#FBF9F4;
  --surface:#FFFFFF;
  --band:#F1EDE3;
  --line:#E2DCD0;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,29,.05);
  --sh-2:0 10px 30px -12px rgba(20,32,29,.18);
  --sh-brand:0 14px 28px -14px rgba(15,90,74,.45);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:120px;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease}
a:hover{color:var(--accent)}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3}
ul,ol{margin:0;padding:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}

.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}

/* ---------- 顶部公告条 ---------- */
.topbar{background:var(--brand-deep);color:#fff}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px}
.topbar p{margin:0;font-size:12.5px;line-height:1;letter-spacing:.01em;color:rgba(255,255,255,.9)}
.topbar-close{
  width:22px;height:22px;border:0;border-radius:50%;
  background:rgba(255,255,255,.14);color:#fff;font-size:13px;line-height:1;
  cursor:pointer;display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s;
}
.topbar-close:hover{background:rgba(255,255,255,.3)}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-2)}
.header-main{display:flex;align-items:center;gap:22px;height:72px}

.brand{display:inline-flex;align-items:center;gap:5px;font-size:21px;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.brand:hover{color:var(--ink)}
.brand-mark{font-family:var(--mono);font-weight:800;font-size:22px;color:var(--brand);letter-spacing:-.04em}
.brand-dot{width:6px;height:6px;border-radius:2px;background:var(--accent);display:inline-block;margin-left:3px;transform:translateY(1px)}

.header-search{
  flex:1 1 auto;max-width:430px;display:flex;align-items:center;
  height:42px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--band);border:1px solid transparent;
  transition:background .2s,border-color .2s,box-shadow .2s;
}
.header-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.12)}
.header-search i{color:var(--muted);font-size:13px;margin-right:9px}
.header-search input{
  flex:1;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);line-height:1;
}
.header-search input::placeholder{color:var(--muted)}

.header-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.header-tel{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--brand-deep)}
.header-tel i{font-size:13px;color:var(--accent)}
.header-tel:hover{color:var(--accent)}

.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:#fff;color:var(--brand-deep);font-size:16px;cursor:pointer;
  align-items:center;justify-content:center;transition:background .2s,border-color .2s;
}
.nav-toggle:hover{background:var(--brand-soft);border-color:var(--brand)}

/* ---------- 频道 Tabs ---------- */
.channel-bar{border-top:1px solid var(--line);background:var(--surface)}
.channel-scroll{overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-tabs{display:flex;align-items:center;gap:8px;height:54px;white-space:nowrap}
.channel-tabs a{
  display:inline-flex;align-items:center;height:36px;padding:0 17px;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;color:var(--body);
  transition:color .2s,background .2s;
}
.channel-tabs a:hover{color:var(--brand);background:var(--brand-soft)}
.channel-tabs a.active{background:var(--brand);color:#fff;box-shadow:var(--sh-brand)}
.channel-tabs a.active:hover{background:var(--brand-deep);color:#fff}

/* ---------- 移动抽屉 ---------- */
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--surface);padding:14px 0 22px}
.mobile-drawer.open{display:block}
.mobile-drawer a{
  display:block;padding:12px 4px;font-size:15px;font-weight:600;color:var(--body);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-of-type{border-bottom:0}
.mobile-drawer a.active{color:var(--brand)}
.mobile-drawer .drawer-cta{
  margin-top:14px;display:flex;justify-content:center;align-items:center;
  height:46px;border-radius:var(--r-sm);background:var(--brand);color:#fff;font-weight:600;
  border-bottom:0;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:10px;border:1.5px solid transparent;
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;text-align:center;
  transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:active{transform:none !important;box-shadow:none !important}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand)}
.btn-outline{background:var(--surface);color:var(--brand-deep);border-color:var(--brand-deep)}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px)}
.btn-light{background:var(--surface);color:var(--brand)}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 12px 24px -14px rgba(0,0,0,.5)}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--brand)}
.text-link i{font-size:12px;transition:transform .2s ease}
.text-link:hover{color:var(--accent)}
.text-link:hover i{transform:translateX(3px)}

/* ---------- 通用区块 ---------- */
.section{padding:72px 0}
.section-head{max-width:660px;margin-bottom:38px}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:700;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--r-pill);
  padding:5px 13px;line-height:1.2;
}
.eyebrow i{font-size:10px;color:var(--accent)}
.section h2{font-size:clamp(24px,2.6vw,34px);margin:14px 0 12px;letter-spacing:-.01em}
.section-head p{margin:0;color:var(--muted);font-size:15.5px;line-height:1.8}
.band{background:var(--band)}

/* ---------- 面包屑 ---------- */
.crumbs{font-size:13px;color:var(--muted);margin-bottom:20px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand)}
.crumbs span{color:var(--muted)}
.crumbs .current{color:var(--ink);font-weight:600;max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 页面 Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:44px 0 64px;
  background:
    radial-gradient(60% 70% at 90% 0%, rgba(15,90,74,.11), transparent 68%),
    radial-gradient(50% 60% at 0% 100%, rgba(217,102,61,.09), transparent 70%),
    var(--paper);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.page-hero h1{
  font-size:clamp(30px,4.2vw,50px);
  line-height:1.15;font-weight:800;letter-spacing:-.015em;
  margin:16px 0 18px;
}
.page-hero h1 em{font-style:normal;color:var(--brand);position:relative}
.page-hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:7px;
  background:var(--accent-soft);border-radius:3px;z-index:-1;
}
.hero-lead{font-size:16.5px;line-height:1.85;color:var(--body);max-width:560px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
.anchor-pills{display:flex;flex-wrap:wrap;gap:8px}
.anchor-pills a{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;
  border-radius:var(--r-pill);background:var(--surface);border:1px solid var(--line);
  font-size:13px;font-weight:600;color:var(--body);transition:.2s;
}
.anchor-pills a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}

.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid rgba(255,255,255,.9);
  box-shadow:var(--sh-2);
}
.hero-badge{
  position:absolute;right:-8px;bottom:-16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:14px 18px;min-width:158px;
}
.hero-badge b{display:block;font-family:var(--mono);font-size:24px;font-weight:700;color:var(--brand);line-height:1.1}
.hero-badge span{display:block;font-size:12px;color:var(--muted);margin-top:4px}

/* ---------- 数据带 ---------- */
.stats-band{background:var(--band);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:38px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat{padding:0 26px}
.stat:first-child{padding-left:0}
.stat:not(:first-child){border-left:1px solid var(--line)}
.stat b{display:block;font-family:var(--mono);font-size:clamp(28px,3vw,34px);font-weight:700;color:var(--brand);line-height:1.1;letter-spacing:-.02em}
.stat span{display:block;font-size:13px;color:var(--muted);margin-top:6px}

/* ---------- 入口清单 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.entry-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px 24px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;flex-direction:column;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--brand)}
.entry-no{
  font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);
  background:var(--accent-soft);border-radius:var(--r-pill);
  padding:3px 10px;display:inline-block;width:fit-content;margin-bottom:14px;
}
.entry-card h3{font-size:19px;margin-bottom:10px}
.entry-card > p{font-size:14.5px;color:var(--body);line-height:1.8;margin-bottom:16px}
.entry-points{list-style:none;margin:0 0 20px;display:grid;gap:9px}
.entry-points li{
  position:relative;padding-left:16px;font-size:14px;color:var(--muted);line-height:1.7;
}
.entry-points li::before{
  content:"";position:absolute;left:0;top:9px;width:6px;height:6px;
  border-radius:50%;background:var(--accent);
}
.entry-card .text-link{margin-top:auto}

/* ---------- 时间线 ---------- */
.timeline{list-style:none;border-top:1px solid var(--line)}
.tl-item{
  position:relative;display:grid;grid-template-columns:92px 1fr;gap:28px;
  padding:28px 18px 28px 0;border-bottom:1px solid var(--line);
  transition:background .22s ease;
}
.tl-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--accent);transform:scaleY(0);transform-origin:top;
  transition:transform .25s ease;
}
.tl-item:hover{background:var(--brand-soft)}
.tl-item:hover::before{transform:scaleY(1)}
.tl-no{font-family:var(--mono);font-size:21px;font-weight:700;color:var(--brand);line-height:1.2}
.tl-body h3{font-size:19px;margin-bottom:8px}
.tl-body p{margin:0;font-size:14.8px;line-height:1.85;color:var(--body)}

/* ---------- 图文交替 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split + .split{margin-top:64px}
.split.reverse .split-media{order:2}
.split-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-md);box-shadow:var(--sh-2);
  border:1px solid var(--line);
}
.split-body .num{
  font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);
  letter-spacing:.06em;display:block;margin-bottom:12px;
}
.split-body h3{font-size:clamp(20px,2.2vw,25px);margin-bottom:14px}
.split-body p{font-size:15.3px;line-height:1.85;color:var(--body)}
.point-list{list-style:none;margin:18px 0 0;display:grid;gap:11px}
.point-list li{
  position:relative;padding-left:20px;font-size:14.6px;line-height:1.75;color:var(--body);
}
.point-list li::before{
  content:"";position:absolute;left:0;top:8px;width:7px;height:7px;
  border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);
}

/* ---------- FAQ ---------- */
.faq-accordion .accordion-item{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-sm);margin-bottom:12px;overflow:hidden;
}
.faq-accordion .accordion-item:last-child{margin-bottom:0}
.faq-accordion .accordion-button{
  background:var(--surface);color:var(--ink);font-size:16px;font-weight:600;
  padding:18px 20px;box-shadow:none;border:0;line-height:1.6;
  border-left:3px solid transparent;transition:background .2s,color .2s,border-color .2s;
}
.faq-accordion .accordion-button:not(.collapsed){
  background:var(--brand-soft);color:var(--brand-deep);
  border-left-color:var(--accent);box-shadow:none;
}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:var(--line)}
.faq-accordion .accordion-button::after{
  background-image:none;content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:14px;color:var(--brand);width:auto;height:auto;transform:none;
  transition:transform .25s ease;line-height:1;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--brand-deep)}
.faq-accordion .accordion-body{
  padding:16px 20px 22px;font-size:15px;line-height:1.85;color:var(--body);
  border-top:1px solid var(--line);
}

/* ---------- CTA ---------- */
.cta-band{padding:0 0 76px}
.cta-box{
  background:var(--brand-deep);border-radius:var(--r-lg);padding:48px 52px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  position:relative;overflow:hidden;
}
.cta-box::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  border-radius:50%;background:rgba(255,255,255,.05);
}
.cta-box h2{color:#fff;font-size:clamp(22px,2.4vw,30px);margin-bottom:10px}
.cta-box p{margin:0;color:rgba(255,255,255,.78);font-size:15px;line-height:1.8;max-width:520px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0;position:relative;z-index:1}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.76);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;gap:44px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-mark{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);margin:0 0 18px;max-width:340px}
.footer-contact{display:grid;gap:9px}
.footer-contact span{font-size:13.5px;color:rgba(255,255,255,.66);display:flex;gap:9px;align-items:flex-start;line-height:1.7}
.footer-contact i{color:var(--accent);font-size:13px;margin-top:4px;flex-shrink:0}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-col ul a:hover{color:var(--accent)}
.footer-sub p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.66);margin:0}
.sub-form{display:flex;gap:8px;margin-top:14px}
.sub-form input{
  flex:1;min-width:0;height:42px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08);
  color:#fff;padding:0 12px;font-size:14px;outline:none;transition:.2s;
}
.sub-form input::placeholder{color:rgba(255,255,255,.48)}
.sub-form input:focus{border-color:#fff;background:rgba(255,255,255,.16)}
.sub-form button{
  height:42px;padding:0 18px;border:0;border-radius:var(--r-sm);
  background:var(--accent);color:#fff;font-weight:600;font-size:14px;cursor:pointer;
  transition:background .2s,transform .2s;
}
.sub-form button:hover{background:#c4562f;transform:translateY(-1px)}
.footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom nav a{font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom nav a:hover{color:var(--accent)}

/* ---------- 移动端固定转化条 ---------- */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;
  align-items:center;justify-content:space-between;gap:12px;
  background:var(--surface);border-top:1px solid var(--line);
  box-shadow:0 -6px 18px -12px rgba(20,32,29,.45);
  padding:9px 16px calc(9px + env(safe-area-inset-bottom));
}
.mobile-cta span{font-size:13px;color:var(--body);line-height:1.4}
.mobile-cta .btn{height:42px;padding:0 18px;font-size:14px}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .hero-grid{gap:38px}
  .split{gap:40px}
}

@media (max-width:991.98px){
  body{padding-bottom:76px}
  .wrap{padding:0 20px}
  .header-main{height:64px;gap:14px}
  .header-search{display:none}
  .header-tel{display:none}
  .nav-toggle{display:inline-flex}
  .channel-tabs{height:50px}
  .page-hero{padding:32px 0 52px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual img{aspect-ratio:16/10}
  .hero-badge{right:12px;bottom:-14px;padding:12px 16px;min-width:140px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:24px 0}
  .stat{padding:0 20px}
  .stat:nth-child(odd){padding-left:0}
  .stat:nth-child(3){border-left:0;padding-left:0}
  .entry-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:26px}
  .split.reverse .split-media{order:0}
  .split + .split{margin-top:48px}
  .section{padding:52px 0}
  .cta-box{flex-direction:column;align-items:flex-start;padding:36px 28px;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .mobile-cta{display:flex}
}

@media (max-width:767.98px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:14px}
  .tl-item{grid-template-columns:64px 1fr;gap:16px;padding:22px 12px 22px 0}
  .tl-no{font-size:18px}
}

@media (max-width:575.98px){
  .wrap{padding:0 16px}
  .topbar p{font-size:11.5px}
  .page-hero h1{font-size:29px}
  .hero-lead{font-size:15px}
  .hero-actions .btn{flex:1 1 100%}
  .stats-grid{grid-template-columns:1fr;gap:20px}
  .stat{padding:0}
  .stat:not(:first-child){border-left:0;padding-top:18px;border-top:1px solid var(--line)}
  .section{padding:42px 0}
  .cta-band{padding-bottom:48px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .sub-form{flex-wrap:wrap}
  .sub-form input{flex:1 1 100%}
  .sub-form button{flex:1 1 100%}
  .mobile-cta .btn{padding:0 14px;font-size:13.5px}
  .mobile-cta span{font-size:12.5px}
}

/* roulang page: category3 */
:root{
  --brand:#0F5A4A;
  --brand-deep:#0A3F34;
  --brand-soft:#E4EFEA;
  --accent:#D9663D;
  --accent-soft:#FBEAE2;
  --ink:#14201D;
  --body:#3E4B47;
  --muted:#6B7A75;
  --paper:#FBF9F4;
  --surface:#FFFFFF;
  --band:#F1EDE3;
  --line:#E2DCD0;
  --r-sm:10px;
  --r-md:14px;
  --r-lg:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,29,.05);
  --sh-2:0 10px 30px -12px rgba(20,32,29,.18);
  --sh-brand:0 14px 28px -14px rgba(15,90,74,.45);
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,"Courier New",monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em}
p{margin:0}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,background .18s ease,border-color .18s ease}
a:hover{color:var(--accent)}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--ink)}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

.wrap{max-width:1180px;margin:0 auto;padding:0 24px}

/* ---------- 顶部公告条 ---------- */
.topbar{background:var(--brand-deep);color:#fff;font-size:13px}
.topbar-inner{display:flex;align-items:center;gap:10px;height:36px}
.topbar-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);flex:none}
.topbar-inner span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-inner a{color:#fff;margin-left:auto;font-size:12.5px;border-bottom:1px solid rgba(255,255,255,.4);padding-bottom:1px;white-space:nowrap}
.topbar-inner a:hover{color:#fff;border-color:#fff}
.topbar-close{color:rgba(255,255,255,.75);font-size:15px;line-height:1;padding:4px 2px 4px 8px;flex:none}
.topbar-close:hover{color:#fff}
.topbar.hide{display:none}

/* ---------- 双层导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.scrolled{box-shadow:var(--sh-2)}
.nav-main{display:flex;align-items:center;gap:18px;padding:14px 0}
.brand{display:inline-flex;align-items:center;gap:6px;font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.02em;flex:none}
.brand:hover{color:var(--ink)}
.brand-mark{font-family:var(--mono);font-weight:800;color:var(--brand);font-size:22px;letter-spacing:-.04em}
.brand-word{color:var(--ink)}
.brand-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);margin-left:2px;margin-top:8px}

.nav-search{
  flex:1;max-width:420px;display:flex;align-items:center;gap:10px;
  background:var(--band);border:1px solid transparent;border-radius:var(--r-pill);
  padding:0 16px;height:42px;transition:background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.nav-search i{color:var(--muted);font-size:13px}
.nav-search input{flex:1;border:none;background:transparent;outline:none;font-size:14.5px;color:var(--ink)}
.nav-search input::placeholder{color:var(--muted)}
.nav-search:focus-within{background:var(--surface);border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.12)}

.nav-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.nav-text-link{font-size:14px;color:var(--body);display:inline-flex;align-items:center;gap:6px}
.nav-text-link:hover{color:var(--brand)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:var(--r-sm);border:1px solid var(--line);color:var(--ink);font-size:16px}
.nav-toggle:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand)}

.tabs-row{
  display:flex;gap:8px;overflow-x:auto;padding:0 0 12px;
  scrollbar-width:none;position:relative;
}
.tabs-row::-webkit-scrollbar{display:none}
.tab-link{
  flex:none;white-space:nowrap;font-size:14.5px;font-weight:500;color:var(--body);
  padding:8px 18px;border-radius:var(--r-pill);border:1px solid transparent;
  transition:all .18s ease;
}
.tab-link:hover{background:var(--brand-soft);color:var(--brand)}
.tab-link.active{background:var(--brand);color:#fff;box-shadow:var(--sh-brand)}
.tab-link.active:hover{background:var(--brand-deep);color:#fff}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease;
}
.btn-main{background:var(--brand);color:#fff;box-shadow:var(--sh-1)}
.btn-main:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-brand)}
.btn-main:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:var(--surface);color:var(--brand-deep);border:1.5px solid var(--brand-deep)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-light{background:var(--surface);color:var(--brand);box-shadow:none}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 12px 24px -14px rgba(0,0,0,.5)}
.btn-outline-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;transform:translateY(-2px)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--paper);padding:64px 0 56px}
.hero::before{
  content:"";position:absolute;right:-160px;top:-180px;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(228,239,234,.9),rgba(228,239,234,0) 70%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;padding:6px 14px;border-radius:var(--r-pill);
  margin-bottom:20px;
}
.eyebrow i{font-size:12px;color:var(--accent)}
.hero h1{font-size:clamp(30px,4.4vw,50px);line-height:1.15;font-weight:800;letter-spacing:-.015em}
.hero-sub{margin-top:18px;font-size:16.5px;line-height:1.8;color:var(--body);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-metrics{display:flex;gap:26px;margin-top:34px;flex-wrap:wrap}
.hero-metrics>div{display:flex;flex-direction:column;gap:2px;padding-right:26px;border-right:1px solid var(--line)}
.hero-metrics>div:last-child{border-right:none;padding-right:0}
.hero-metrics strong{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--brand);line-height:1.1}
.hero-metrics span{font-size:12.5px;color:var(--muted)}

.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid rgba(255,255,255,.9);box-shadow:var(--sh-2);
}
.hero-badge{
  position:absolute;right:-10px;bottom:-16px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:12px 16px;display:flex;align-items:center;gap:10px;
}
.hero-badge .mono{font-size:11px;letter-spacing:.06em;color:#fff;background:var(--brand);padding:3px 8px;border-radius:var(--r-pill)}
.hero-badge strong{font-size:13.5px;color:var(--ink);font-weight:600}

/* ---------- 数据带 ---------- */
.band-stats{background:var(--band);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:34px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stats-grid>div{text-align:center;padding:4px 14px;border-right:1px solid rgba(20,32,29,.12)}
.stats-grid>div:last-child{border-right:none}
.stats-grid strong{display:block;font-family:var(--mono);font-size:30px;font-weight:700;color:var(--brand);line-height:1.15}
.stats-grid span{font-size:12.5px;color:var(--muted);letter-spacing:.02em}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0}
.section.alt{background:var(--band);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:40px}
.tag{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--brand);background:var(--brand-soft);padding:4px 12px;border-radius:var(--r-pill);
  margin-bottom:14px;
}
.tag.accent{color:var(--accent);background:var(--accent-soft)}
.section-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700}
.section-head p{margin-top:14px;font-size:15.5px;line-height:1.85;color:var(--body)}

/* ---------- 双列图文 + 参数表 ---------- */
.alt-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:64px}
.alt-row:last-child{margin-bottom:0}
.alt-row.reverse .alt-text{order:2}
.alt-row.reverse .alt-media{order:1}
.alt-text h3{font-size:22px;line-height:1.45;font-weight:600;color:var(--ink)}
.alt-text>p{margin-top:14px;font-size:15.5px;line-height:1.9;color:var(--body)}
.alt-media{position:relative}
.alt-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);
  border:1px solid var(--line);box-shadow:var(--sh-2);
}
.alt-media .media-num{
  position:absolute;left:16px;top:16px;
  font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.08em;
  background:rgba(10,63,52,.86);color:#fff;padding:5px 11px;border-radius:var(--r-pill);
}

.spec-table{
  width:100%;margin-top:22px;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  font-size:13.5px;line-height:1.7;background:var(--surface);
}
.spec-table th,.spec-table td{padding:11px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:none}
.spec-table th{
  width:30%;background:var(--brand-soft);color:var(--brand-deep);
  font-weight:600;white-space:nowrap;
}
.spec-table td{color:var(--body)}
.spec-table-wrap{overflow-x:auto}

/* ---------- 四步自查 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--sh-1);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:var(--brand)}
.step-card .num{
  font-family:var(--mono);font-size:13px;font-weight:700;color:var(--accent);
  letter-spacing:.1em;display:block;margin-bottom:12px;
}
.step-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.step-card p{font-size:14px;line-height:1.85;color:var(--body)}

/* ---------- 提交清单 + 表单 ---------- */
.prep-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start}
.check-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);
  font-size:15px;line-height:1.8;color:var(--body);
}
.check-list li:last-child{border-bottom:none}
.check-list i{color:var(--accent);font-size:13px;margin-top:7px;flex:none}

.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 28px;box-shadow:var(--sh-2);
}
.form-card h3{font-size:20px;font-weight:700;margin-bottom:6px}
.form-card .form-note{font-size:13.5px;color:var(--muted);margin-bottom:22px;line-height:1.7}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--ink);margin-bottom:7px}
.field input,.field textarea{
  width:100%;border:1px solid var(--line);background:var(--surface);
  border-radius:var(--r-sm);padding:0 14px;height:46px;outline:none;
  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 textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(15,90,74,.13)}
.field input::placeholder,.field textarea::placeholder{color:#9AA6A1}
.form-card .btn-main{width:100%;margin-top:6px}
.form-hint{margin-top:12px;font-size:12.5px;color:var(--muted);line-height:1.7}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-intro h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3}
.faq-intro p{margin-top:14px;font-size:15px;line-height:1.85;color:var(--body)}
.faq-intro a{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:14.5px;font-weight:600;color:var(--brand)}
.faq-intro a i{transition:transform .18s ease}
.faq-intro a:hover{color:var(--accent)}
.faq-intro a:hover i{transform:translateX(3px)}

.accordion-item{
  border:1px solid var(--line)!important;border-radius:var(--r-sm)!important;
  margin-bottom:12px;overflow:hidden;background:var(--surface);box-shadow:var(--sh-1);
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  position:relative;background:var(--surface);color:var(--ink);
  font-size:16px;font-weight:600;padding:16px 20px;box-shadow:none!important;
  transition:background .18s ease,color .18s ease;
}
.accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:2px;background:transparent;transition:background .18s ease;
}
.accordion-button:not(.collapsed){background:var(--brand-soft);color:var(--brand-deep)}
.accordion-button:not(.collapsed)::before{background:var(--accent)}
.accordion-button::after{
  width:14px;height:14px;background-size:14px;
  filter:invert(28%) sepia(24%) saturate(1200%) hue-rotate(120deg);
  transition:transform .22s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg)}
.accordion-button:focus{box-shadow:none!important;border-color:transparent}
.accordion-button:focus-visible{outline:2px solid var(--brand);outline-offset:-2px}
.accordion-body{padding:6px 20px 20px;font-size:15px;line-height:1.85;color:var(--body)}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 76px}
.cta-box{
  background:var(--brand-deep);border-radius:var(--r-lg);
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  position:relative;overflow:hidden;
}
.cta-box::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(217,102,61,.28),rgba(217,102,61,0) 70%);
}
.cta-box h2{color:#fff;font-size:clamp(22px,2.4vw,30px);line-height:1.35;position:relative}
.cta-box p{color:rgba(255,255,255,.78);margin-top:12px;font-size:15px;line-height:1.8;max-width:36em;position:relative}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:var(--body);max-width:30em}
.footer-contact{margin-top:20px;display:flex;flex-direction:column;gap:9px}
.footer-contact span{font-size:13.5px;color:var(--muted);display:flex;align-items:center;gap:9px}
.footer-contact i{color:var(--brand);font-size:12px;width:14px}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--body)}
.footer-col ul li a:hover{color:var(--accent)}
.footer-sub p{font-size:13.5px;line-height:1.8;color:var(--muted);margin-bottom:14px}
.sub-form{display:flex;gap:8px}
.sub-form input{
  flex:1;min-width:0;height:42px;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:0 12px;outline:none;background:var(--paper);transition:border-color .18s ease,box-shadow .18s ease;
}
.sub-form input:focus{border-color:var(--brand);background:var(--surface);box-shadow:0 0 0 3px rgba(15,90,74,.12)}
.sub-form button{
  height:42px;padding:0 18px;border-radius:var(--r-sm);background:var(--brand);color:#fff;
  font-size:14px;font-weight:600;transition:background .18s ease,transform .18s ease;
}
.sub-form button:hover{background:var(--brand-deep);transform:translateY(-1px)}
.footer-bottom{
  margin-top:48px;border-top:1px solid var(--line);padding:20px 0 24px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.footer-bottom nav{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom nav a{font-size:13px;color:var(--muted)}
.footer-bottom nav a:hover{color:var(--accent)}

/* ---------- 返回顶部 / 移动固定条 ---------- */
.to-top{
  position:fixed;right:22px;bottom:88px;width:44px;height:44px;border-radius:50%;
  background:var(--surface);border:1.5px solid var(--brand);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:14px;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .22s ease;z-index:1020;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--brand);color:#fff}

.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:var(--surface);border-top:1px solid var(--line);
  box-shadow:0 -8px 20px -14px rgba(20,32,29,.35);
  padding:8px 16px calc(8px + env(safe-area-inset-bottom));
  align-items:center;justify-content:space-between;gap:12px;
}
.mobile-bar span{font-size:13px;color:var(--body);line-height:1.4}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,32,29,.42);opacity:0;visibility:hidden;
  transition:opacity .22s ease,visibility .22s ease;z-index:1050;
}
.drawer-mask.show{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:1060;
  background:var(--surface);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .26s ease;
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.mobile-drawer.show{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:38px;height:38px;border-radius:var(--r-sm);border:1px solid var(--line);color:var(--ink);font-size:15px}
.drawer-close:hover{background:var(--brand-soft);color:var(--brand)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.drawer-nav a{padding:12px 14px;border-radius:var(--r-sm);font-size:15px;color:var(--body);font-weight:500}
.drawer-nav a:hover{background:var(--brand-soft);color:var(--brand)}
.drawer-nav a.active{background:var(--brand);color:#fff}
.mobile-drawer .btn-main{width:100%}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .section{padding:56px 0}
  .hero{padding:52px 0 48px}
  .hero-grid{gap:36px}
  .alt-row{gap:40px;margin-bottom:52px}
  .footer-grid{gap:32px}
}
@media (max-width:991px){
  .wrap{padding:0 20px}
  .nav-search{display:none}
  .nav-actions{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual img{aspect-ratio:16/9;max-height:300px}
  .hero-badge{right:12px;bottom:-14px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px 0}
  .stats-grid>div:nth-child(2){border-right:none}
  .alt-row{grid-template-columns:1fr;gap:28px}
  .alt-row.reverse .alt-text{order:1}
  .alt-row.reverse .alt-media{order:2}
  .steps{grid-template-columns:repeat(2,1fr)}
  .prep-grid{grid-template-columns:1fr;gap:36px}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .cta-box{flex-direction:column;align-items:flex-start;padding:40px 28px;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .mobile-bar{display:flex}
  body{padding-bottom:76px}
  .to-top{bottom:82px;right:16px}
}
@media (max-width:767px){
  .section{padding:44px 0}
  .hero{padding:40px 0 40px}
  .hero-sub{font-size:15.5px}
  .hero-metrics{gap:18px}
  .hero-metrics>div{padding-right:18px}
  .hero-metrics strong{font-size:22px}
  .section-head{margin-bottom:30px}
  .alt-text h3{font-size:19px}
  .spec-table{font-size:12.5px}
  .spec-table th{white-space:normal;width:36%}
  .steps{grid-template-columns:1fr}
  .cta-section{padding:0 0 52px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .to-top{bottom:80px;right:14px;width:40px;height:40px}
}
@media (max-width:575px){
  .wrap{padding:0 16px}
  .brand{font-size:18px}
  .brand-mark{font-size:20px}
  .hero h1{font-size:clamp(26px,7.4vw,34px)}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .hero-badge{padding:10px 12px}
  .hero-badge strong{font-size:12.5px}
  .form-card{padding:22px 18px}
  .topbar-inner a{display:none}
  .mobile-bar span{font-size:12.5px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}