/* roulang page: index */
:root{
  --brand:#0E6B6B;
  --brand-deep:#0A4A4D;
  --brand-soft:#E3F0EE;
  --coral:#F0724A;
  --coral-deep:#D25C36;
  --sand:#FAF7F1;
  --white:#FFFFFF;
  --softblock:#F3F0E9;
  --ink:#16232A;
  --ink-2:#5A6B70;
  --ink-3:#8A979B;
  --line:#E5E1D8;
  --card-line:#EDE9E1;
  --success:#2E8B6F;
  --warn:#C2603C;
  --radius-btn:10px;
  --radius-card:14px;
  --shadow-card:0 1px 2px rgba(11,59,62,.06);
  --shadow-hover:0 14px 30px -14px rgba(11,59,62,.22);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
img{max-width:100%;display:block;}
button,input{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:.01em;}
p{margin:0 0 1.1em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.wrap-narrow{max-width:800px;}
.wrap-text{max-width:760px;}
@media (min-width:1280px){.wrap{padding:0 32px;}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 18px -10px rgba(11,59,62,.18);}
.nav-bar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;font-size:17.5px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.brand:hover{color:var(--brand);}
.brand svg{width:26px;height:26px;color:var(--brand);flex:none;}
.nav-main{display:flex;align-items:center;gap:30px;}
.nav-link{position:relative;font-size:15.5px;color:var(--ink-2);padding:6px 0;font-weight:500;}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:-2px;width:16px;height:2px;border-radius:2px;
  background:var(--brand);opacity:0;transform:translateX(0);transition:opacity .2s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);font-weight:600;}
.nav-link.active::after,.nav-link:hover::after{opacity:1;}
.nav-right{display:flex;align-items:center;gap:16px;}

.mega-wrap{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;font-size:15.5px;color:var(--ink-2);
  background:none;border:0;cursor:pointer;padding:6px 0;font-weight:500;
}
.mega-trigger:hover{color:var(--brand);}
.mega-trigger svg{width:14px;height:14px;transition:transform .2s ease;}
.mega-wrap:hover .mega-trigger svg,
.mega-wrap:focus-within .mega-trigger svg{transform:rotate(180deg);}

.mega-panel{
  position:absolute;top:calc(100% + 16px);right:0;width:680px;
  background:#fff;border:1px solid var(--card-line);border-radius:16px;
  box-shadow:0 24px 50px -24px rgba(11,59,62,.32);
  padding:24px;display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:20px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  transition-delay:.12s;
}
.mega-wrap:hover .mega-panel,
.mega-wrap:focus-within .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);transition-delay:0s;
}
.mega-col-title{font-size:12px;font-weight:600;color:var(--ink-3);letter-spacing:.08em;margin-bottom:12px;}
.mega-list li + li{margin-top:4px;}
.mega-cat{
  display:block;padding:8px 10px;font-size:14.5px;color:var(--ink-2);border-radius:8px;
  border-left:2px solid transparent;transition:all .2s ease;
}
.mega-cat:hover{background:#F7FBF9;color:var(--brand);border-left-color:var(--coral);}
.mega-post{display:block;padding:7px 0;border-bottom:1px dashed var(--line);}
.mega-post:last-child{border-bottom:0;}
.mega-post span{display:block;font-size:14px;color:var(--ink);line-height:1.5;}
.mega-post em{display:block;font-style:normal;font-size:12.5px;color:var(--ink-3);margin-top:2px;}
.mega-post:hover span{color:var(--brand);}
.mega-card{
  background:var(--brand-soft);border-radius:12px;padding:16px;display:flex;
  flex-direction:column;justify-content:space-between;height:100%;
}
.mega-card strong{font-size:15px;font-weight:600;color:var(--brand-deep);display:block;margin-bottom:6px;}
.mega-card p{font-size:13px;color:var(--ink-2);line-height:1.7;margin:0 0 12px;}
.mega-card .mega-arrow{font-size:13px;font-weight:600;color:var(--brand);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--radius-btn);font-size:16px;font-weight:600;
  border:1px solid transparent;cursor:pointer;min-height:44px;
  transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-coral{background:var(--coral);color:#fff;}
.btn-coral:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);}
.btn-coral:active{transform:translateY(0);}
.btn-sm{padding:9px 18px;font-size:14.5px;min-height:40px;}

.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--ink);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;}

.drawer{
  display:none;border-top:1px solid var(--line);background:#fff;
  padding:16px 0 24px;
}
.drawer.open{display:block;}
.drawer-group + .drawer-group{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);}
.drawer-title{font-size:12px;font-weight:600;color:var(--ink-3);letter-spacing:.08em;margin-bottom:10px;}
.drawer-link{display:block;padding:12px 4px;font-size:15.5px;color:var(--ink-2);border-bottom:1px solid #F1EDE5;}
.drawer-link:last-child{border-bottom:0;}
.drawer-link:hover{color:var(--brand);}
.drawer .btn{width:100%;margin-top:16px;}

@media (max-width:1023px){
  .nav-main,.mega-wrap,.nav-right .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-bar{height:60px;}
  .brand{font-size:16px;}
}

/* ============ Hero ============ */
.hero{position:relative;padding:88px 0 72px;overflow:hidden;}
.hero-wave{
  position:absolute;top:-40px;right:-60px;width:520px;height:520px;
  opacity:.08;pointer-events:none;color:var(--brand);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:var(--brand-soft);color:var(--brand-deep);
  font-size:12px;font-weight:600;padding:6px 14px;border-radius:999px;letter-spacing:.02em;
}
.eyebrow i{width:6px;height:6px;border-radius:999px;background:var(--coral);display:inline-block;}
.hero h1{
  font-size:44px;font-weight:700;margin:20px 0 18px;line-height:1.28;
}
.hero h1 span{color:var(--brand);}
.hero-sub{font-size:17px;color:var(--ink-2);line-height:1.85;max-width:520px;margin-bottom:28px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-metrics{display:flex;gap:46px;margin-top:40px;flex-wrap:wrap;}
.metric-num{font-size:22px;font-weight:700;color:var(--brand);line-height:1.2;}
.metric-label{font-size:13px;color:var(--ink-2);margin-top:4px;}

.hero-media{position:relative;}
.hero-media-frame{
  border-radius:20px;overflow:hidden;border:1px solid #CFE3E0;
  box-shadow:0 20px 44px -28px rgba(11,59,62,.35);
}
.hero-media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-float{
  position:absolute;right:18px;bottom:-20px;background:#fff;border:1px solid var(--card-line);
  border-radius:12px;padding:12px 16px;box-shadow:var(--shadow-hover);
  display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink-2);
}
.hero-float b{
  width:8px;height:8px;border-radius:999px;background:var(--success);display:inline-block;
  box-shadow:0 0 0 4px rgba(46,139,111,.14);
}

@media (max-width:1023px){
  .hero{padding:64px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:32px;}
  .hero-media-frame img{aspect-ratio:16/10;}
  .hero-float{right:12px;bottom:-16px;}
}
@media (max-width:639px){
  .hero{padding:48px 0 48px;}
  .hero h1{font-size:28px;margin:16px 0 14px;}
  .hero-sub{font-size:16px;}
  .hero-metrics{gap:28px;margin-top:30px;}
  .hero-actions .btn{flex:1 1 100%;}
}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-alt{background:var(--softblock);}
.section-white{background:#fff;}
@media (max-width:1023px){.section{padding:72px 0;}}
@media (max-width:639px){.section{padding:56px 0;}}

.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px;}
.sec-title{position:relative;padding-left:14px;font-size:30px;font-weight:700;}
.sec-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--brand);
}
.sec-desc{color:var(--ink-2);font-size:15.5px;max-width:640px;margin-top:10px;line-height:1.85;}
.sec-more{font-size:14.5px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.sec-more:hover{gap:10px;}
@media (max-width:639px){.sec-title{font-size:22px;}}

/* ============ 编号主张列表 ============ */
.claim-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:56px;align-items:start;}
.claim-list{border-top:1px solid var(--line);}
.claim-row{
  display:flex;align-items:flex-start;gap:20px;padding:22px 16px;border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.claim-row:hover{background:#F7FBF9;}
.claim-num{font-size:18px;font-weight:700;color:var(--coral);line-height:1.4;flex:none;width:34px;}
.claim-body h3{font-size:18px;font-weight:600;margin-bottom:6px;}
.claim-body p{font-size:14px;color:var(--ink-2);margin:0;line-height:1.8;}
.claim-arrow{margin-left:auto;color:var(--ink-3);flex:none;transition:transform .2s ease,color .2s ease;}
.claim-row:hover .claim-arrow{transform:translateX(4px);color:var(--brand);}
@media (max-width:1023px){.claim-grid{grid-template-columns:1fr;gap:32px;}}

/* ============ 图文故事 ============ */
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.story-media{border-radius:14px;overflow:hidden;border:1px solid var(--card-line);box-shadow:var(--shadow-card);}
.story-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.story-text h2{font-size:30px;font-weight:700;position:relative;padding-left:14px;margin-bottom:20px;}
.story-text h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--brand);
}
.story-text p{color:var(--ink-2);font-size:16px;}
.quote{
  position:relative;border-left:3px solid var(--brand);background:rgba(255,255,255,.7);
  border-radius:0 8px 8px 0;padding:18px 22px;margin:26px 0 22px;
}
.quote p{font-size:21px;color:var(--ink);line-height:1.6;margin:0 0 8px;}
.quote p::before{content:"“";color:var(--brand);font-size:26px;font-weight:700;margin-right:2px;}
.quote cite{font-style:normal;font-size:13px;color:var(--ink-3);}
.tag-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px;}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-deep);font-size:12px;font-weight:500;
}
@media (max-width:1023px){
  .story-grid{grid-template-columns:1fr;gap:32px;}
  .story-text h2{font-size:24px;}
  .quote p{font-size:18px;}
}

/* ============ 最新信息 CMS ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--card-line);
  border-radius:14px;overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;color:var(--ink);
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CFE3E0;color:var(--ink);}
.post-cover{width:100%;aspect-ratio:16/10;object-fit:cover;}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.post-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-deep);font-size:12px;font-weight:500;
}
.badge::before{content:"";width:5px;height:5px;border-radius:999px;background:var(--brand);}
.post-time{font-size:13px;color:var(--ink-3);}
.post-title{
  font-size:17px;font-weight:600;line-height:1.55;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-summary{
  font-size:14px;color:var(--ink-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:16px;
}
.post-more{margin-top:auto;font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.post-card:hover .post-more svg{transform:translateY(2px);}
.post-more svg{transition:transform .2s ease;}

.empty-state{
  border:1px dashed var(--line);border-radius:14px;background:#fff;
  padding:56px 24px;text-align:center;
}
.empty-state svg{width:48px;height:48px;color:var(--brand);opacity:.35;margin:0 auto 14px;}
.empty-state p{font-size:14px;color:var(--ink-2);margin-bottom:16px;}

@media (max-width:1023px){.post-grid{grid-template-columns:repeat(2,1fr);gap:20px;}}
@media (max-width:639px){.post-grid{grid-template-columns:1fr;gap:16px;}}

/* ============ 信任背书 ============ */
.trust-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:56px;align-items:center;}
.trust-stats{display:grid;grid-template-columns:1fr 1fr;gap:32px 24px;}
.stat-num{font-size:32px;font-weight:700;color:var(--brand);line-height:1.2;}
.stat-label{font-size:14px;color:var(--ink-2);margin-top:6px;}
.trust-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.trust-card{
  background:#F5F3EE;border:1px solid var(--card-line);border-radius:10px;
  padding:18px 16px;aspect-ratio:3/2;display:flex;flex-direction:column;justify-content:center;
  transition:border-color .2s ease,background .2s ease;
}
.trust-card:hover{border-color:#CFE3E0;background:#fff;}
.trust-card strong{font-size:14.5px;font-weight:600;color:var(--ink);display:block;margin-bottom:6px;}
.trust-card span{font-size:12.5px;color:var(--ink-2);line-height:1.65;}
@media (max-width:1023px){
  .trust-grid{grid-template-columns:1fr;gap:36px;}
}
@media (max-width:639px){
  .trust-stats{grid-template-columns:1fr 1fr;gap:24px 16px;}
  .stat-num{font-size:26px;}
  .trust-cards{grid-template-columns:1fr 1fr;}
  .trust-card{aspect-ratio:auto;}
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  position:relative;background:#fff;border:1px solid var(--card-line);border-radius:12px;
  padding:20px 24px;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#CFE3E0;box-shadow:var(--shadow-card);}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--brand);
}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary svg{flex:none;width:18px;height:18px;color:var(--brand);transition:transform .2s ease;}
.faq-item[open] summary svg{transform:rotate(180deg);}
.faq-answer{font-size:15px;color:var(--ink-2);line-height:1.8;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);}
@media (max-width:639px){
  .faq-item{padding:16px 18px;}
  .faq-item summary{font-size:15px;}
}

/* ============ CTA ============ */
.cta-box{
  background:var(--brand-deep);border-radius:20px;padding:56px;
  display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;color:#fff;
}
.cta-box h2{font-size:28px;font-weight:700;color:#fff;position:relative;padding-left:14px;}
.cta-box h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--coral);
}
.cta-box p{color:rgba(255,255,255,.78);font-size:15px;margin:14px 0 0;line-height:1.8;}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;}
.cta-form input{
  flex:1 1 220px;min-width:0;padding:12px 14px;border-radius:10px;border:1px solid transparent;
  background:#fff;color:var(--ink);font-size:15px;min-height:46px;
}
.cta-form input::placeholder{color:var(--ink-3);}
.cta-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(240,114,74,.35);}
.cta-note{font-size:12.5px;color:rgba(255,255,255,.6);margin-top:12px;}
@media (max-width:1023px){
  .cta-box{grid-template-columns:1fr;padding:36px 28px;gap:24px;}
  .cta-box h2{font-size:23px;}
}
@media (max-width:639px){
  .cta-box{padding:28px 20px;}
  .cta-form .btn{width:100%;}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.78);padding:64px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-brand svg{width:24px;height:24px;color:#fff;flex:none;}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);margin-bottom:18px;max-width:280px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:38px;height:38px;border-radius:999px;border:1px solid rgba(255,255,255,.2);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(255,255,255,.85);
  transition:background .2s ease,border-color .2s ease;
}
.footer-social a:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.4);color:#fff;}
.footer-social svg{width:17px;height:17px;}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-list li + li{margin-top:2px;}
.footer-list a{
  position:relative;display:inline-block;font-size:14px;color:rgba(255,255,255,.72);
  padding:6px 0 6px 0;transition:color .2s ease,padding-left .2s ease;
}
.footer-list a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:2px;height:12px;background:var(--coral);border-radius:2px;opacity:0;transition:opacity .2s ease;
}
.footer-list a:hover{color:#fff;padding-left:10px;}
.footer-list a:hover::before{opacity:1;}
.footer-contact p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin:0 0 8px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding-top:20px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px;}
}
@media (max-width:639px){
  .site-footer{padding:48px 0 20px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category1 */
:root{
    --brand:#0E6B6B;
    --brand-deep:#0A4A4D;
    --brand-soft:#E3F0EE;
    --coral:#F0724A;
    --coral-deep:#D25C36;
    --sand:#FAF7F1;
    --white:#FFFFFF;
    --alt:#F3F0E9;
    --ink:#16232A;
    --ink-2:#5A6B70;
    --ink-3:#8A979B;
    --line:#E5E1D8;
    --card-line:#EDE9E1;
    --ok:#2E8B6F;
    --warn:#C2603C;
    --r-btn:10px;
    --r-card:14px;
    --r-lg:20px;
    --shadow-card:0 1px 2px rgba(11,59,62,.06);
    --shadow-hover:0 14px 30px -14px rgba(11,59,62,.22);
    --shadow-nav:0 6px 18px -10px rgba(11,59,62,.18);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
    font-size:16.5px;
    line-height:1.85;
    color:var(--ink);
    background:var(--sand);
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
  a:hover{color:var(--brand-deep);}
  h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;letter-spacing:.01em;color:var(--ink);}
  p{margin:0 0 1.1em;}
  p:last-child{margin-bottom:0;}
  ul,ol{margin:0;padding:0;list-style:none;}
  button{font-family:inherit;cursor:pointer;}
  :focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:6px;}

  .wrap{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

  /* ---------- Header ---------- */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(255,255,255,.92);
    -webkit-backdrop-filter:blur(8px);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s ease;
  }
  .site-header.scrolled{box-shadow:var(--shadow-nav);}
  .header-inner{display:flex;align-items:center;gap:20px;height:72px;}
  .brand{display:inline-flex;align-items:center;gap:9px;color:var(--brand);flex:0 0 auto;}
  .brand:hover{color:var(--brand-deep);}
  .brand-mark{width:24px;height:24px;flex:0 0 auto;}
  .brand-text{font-size:17.5px;font-weight:700;letter-spacing:.01em;color:var(--brand-deep);white-space:nowrap;}
  .nav-main{display:flex;align-items:center;gap:2px;margin-left:8px;}
  .nav-link{
    position:relative;display:inline-flex;align-items:center;
    padding:9px 14px;border-radius:8px;
    font-size:15px;font-weight:500;color:var(--ink-2);
    transition:color .2s ease,background-color .2s ease;
  }
  .nav-link:hover{color:var(--brand);background:#F7FBF9;}
  .nav-link.active{color:var(--brand);font-weight:600;}
  .nav-link.active::after{
    content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
    width:16px;height:2px;border-radius:2px;background:var(--brand);
  }
  .header-right{margin-left:auto;display:flex;align-items:center;gap:12px;}

  .mega-wrap{position:relative;}
  .mega-trigger{
    display:inline-flex;align-items:center;gap:5px;
    padding:9px 12px;border:0;background:transparent;border-radius:8px;
    font-size:15px;font-weight:500;color:var(--ink-2);
    transition:color .2s ease,background-color .2s ease;
  }
  .mega-trigger:hover{color:var(--brand);background:#F7FBF9;}
  .mega-trigger svg{width:14px;height:14px;transition:transform .2s ease;}
  .mega-wrap:hover .mega-trigger svg,
  .mega-wrap:focus-within .mega-trigger svg{transform:rotate(180deg);}

  .mega-panel{
    position:absolute;top:calc(100% + 12px);right:0;width:680px;
    background:#fff;border:1px solid var(--card-line);border-radius:16px;
    box-shadow:0 24px 48px -24px rgba(11,59,62,.32),0 2px 8px rgba(11,59,62,.06);
    padding:24px;
    display:grid;grid-template-columns:1.15fr 1fr 0.95fr;gap:24px;
    opacity:0;visibility:hidden;transform:translateY(-6px);
    transition:opacity .16s ease,transform .16s ease,visibility .16s;
  }
  .mega-wrap:hover .mega-panel,
  .mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
  .mega-head{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--ink-3);margin-bottom:12px;}
  .mega-links{display:grid;grid-template-columns:1fr 1fr;gap:2px 12px;}
  .mega-link{
    position:relative;display:block;padding:7px 0 7px 10px;
    font-size:14px;color:var(--ink-2);transition:color .18s ease;
  }
  .mega-link::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:2px;height:0;background:var(--coral);border-radius:2px;transition:height .18s ease;
  }
  .mega-link:hover{color:var(--brand);}
  .mega-link:hover::before{height:16px;}
  .mega-news li{padding:8px 0;border-bottom:1px dashed #F0EDE6;}
  .mega-news li:last-child{border-bottom:0;}
  .mega-news a{display:block;font-size:14px;color:var(--ink);line-height:1.5;}
  .mega-news a:hover{color:var(--brand);}
  .mega-news time{display:block;font-size:12.5px;color:var(--ink-3);margin-top:2px;}
  .mega-card{
    background:var(--brand-soft);border-radius:12px;padding:18px;
    display:flex;flex-direction:column;justify-content:space-between;gap:14px;height:100%;
  }
  .mega-card h4{font-size:15px;color:var(--brand-deep);}
  .mega-card p{font-size:13px;color:var(--ink-2);line-height:1.7;margin:6px 0 0;}
  .mega-card .go{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--brand);}
  .mega-card .go svg{width:15px;height:15px;transition:transform .2s ease;}
  .mega-card:hover .go svg{transform:translateX(3px);}

  .nav-toggle{
    display:none;align-items:center;justify-content:center;
    width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
    background:#fff;color:var(--ink-2);
  }
  .nav-toggle svg{width:20px;height:20px;}

  .drawer{display:none;border-top:1px solid var(--line);background:#fff;}
  .drawer-inner{padding:16px 24px 24px;}
  .drawer .nav-link{display:block;padding:13px 4px;border-radius:0;border-bottom:1px solid #F1EEE7;font-size:15.5px;}
  .drawer .nav-link.active::after{display:none;}
  .drawer-group{margin-top:18px;}
  .drawer-group .mega-head{margin-bottom:8px;}
  .drawer-group a{display:block;padding:10px 4px;font-size:14.5px;color:var(--ink-2);border-bottom:1px solid #F5F2EC;}
  .drawer-cta{margin-top:20px;display:block;}
  .drawer-cta .btn{width:100%;justify-content:center;}
  .site-header.open .drawer{display:block;}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:var(--r-btn);border:1px solid transparent;
    font-size:15px;font-weight:600;line-height:1.3;
    transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  }
  .btn svg{width:16px;height:16px;}
  .btn-primary{background:var(--brand);color:#fff;}
  .btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand);}
  .btn-ghost:hover{background:var(--brand-soft);color:var(--brand-deep);transform:translateY(-1px);}
  .btn-ghost:active{transform:translateY(0);}
  .btn-coral{background:var(--coral);color:#fff;}
  .btn-coral:hover{background:var(--coral-deep);color:#fff;transform:translateY(-1px);}
  .btn-coral:active{transform:translateY(0);}
  .btn-sm{padding:10px 18px;font-size:14.5px;}

  /* ---------- Badges ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 10px;border-radius:999px;
    background:var(--brand-soft);color:var(--brand);
    font-size:12px;font-weight:600;letter-spacing:.02em;
  }
  .badge .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);}

  /* ---------- Page hero ---------- */
  .page-hero{position:relative;background:var(--brand-soft);border-bottom:1px solid #D6E6E3;overflow:hidden;}
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-1.png');
    background-size:cover;background-position:center;
    opacity:.09;pointer-events:none;
  }
  .page-hero .wrap{
    position:relative;display:grid;grid-template-columns:1fr auto;
    align-items:center;gap:40px;
    min-height:260px;padding-top:40px;padding-bottom:40px;
  }
  .crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:14px;}
  .crumbs a{color:var(--ink-3);}
  .crumbs a:hover{color:var(--brand);}
  .crumbs .sep{color:#C8C2B6;}
  .crumbs .now{color:var(--ink);}
  .page-hero h1{font-size:38px;line-height:1.28;letter-spacing:.01em;}
  .page-hero .hero-sub{margin-top:14px;font-size:16.5px;line-height:1.8;color:var(--ink-2);max-width:600px;}
  .hero-figure{width:220px;height:auto;color:var(--brand);opacity:.55;}

  /* ---------- Sections ---------- */
  .sec{padding-top:96px;padding-bottom:96px;}
  .sec-tint{background:var(--alt);}
  .sec-white{background:#fff;}
  .sec-head{margin-bottom:36px;}
  .sec-title{display:flex;align-items:center;gap:12px;font-size:30px;}
  .sec-title::before{content:"";width:3px;height:20px;border-radius:2px;background:var(--brand);flex:0 0 auto;}
  .sec-desc{margin-top:12px;font-size:15.5px;line-height:1.8;color:var(--ink-2);max-width:760px;}

  /* ---------- Big cards ---------- */
  .cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
  .big-card{
    display:flex;flex-direction:column;
    background:#fff;border:1px solid var(--card-line);border-radius:var(--r-card);
    box-shadow:var(--shadow-card);overflow:hidden;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .big-card:hover{transform:translateY(-2px);border-color:#CFE3E0;box-shadow:var(--shadow-hover);}
  .big-card figure{margin:0;overflow:hidden;}
  .big-card img{width:100%;aspect-ratio:5/3;object-fit:cover;transition:transform .4s ease;}
  .big-card:hover img{transform:scale(1.03);}
  .big-card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1;}
  .big-card h3{font-size:20px;line-height:1.4;}
  .big-card p{font-size:14.5px;line-height:1.8;color:var(--ink-2);margin:0;}
  .card-link{
    margin-top:auto;padding-top:6px;
    display:inline-flex;align-items:center;gap:6px;
    font-size:14.5px;font-weight:600;color:var(--brand);
  }
  .card-link svg{width:15px;height:15px;transition:transform .2s ease;}
  .big-card:hover .card-link svg{transform:translateY(2px);}

  /* ---------- Steps ---------- */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
  .step{position:relative;padding-right:8px;}
  .step::after{
    content:"";position:absolute;top:18px;right:-24px;width:24px;height:1px;background:#DCD8CD;
  }
  .step:last-child::after{display:none;}
  .step-no{
    width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-size:15px;font-weight:700;letter-spacing:.02em;
  }
  .step h3{font-size:17px;margin-top:16px;line-height:1.45;}
  .step p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-2);}

  /* ---------- Rows list ---------- */
  .rows{background:#fff;border:1px solid var(--card-line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-card);}
  .row{
    display:flex;align-items:center;gap:16px;
    padding:14px 16px;border-bottom:1px solid #F1EEE7;
    transition:background-color .2s ease;
  }
  .row:last-child{border-bottom:0;}
  .row:hover{background:#F7FBF9;}
  .row-no{
    flex:0 0 auto;width:28px;font-size:18px;font-weight:700;color:var(--coral);letter-spacing:.02em;
  }
  .row-main{flex:1;min-width:0;}
  .row-title{font-size:16px;font-weight:600;color:var(--ink);transition:color .2s ease;}
  .row:hover .row-title{color:var(--brand);}
  .row-sub{font-size:13.5px;color:var(--ink-3);margin-top:2px;line-height:1.7;}
  .row-arrow{flex:0 0 auto;color:var(--ink-3);transition:transform .2s ease,color .2s ease;}
  .row-arrow svg{width:16px;height:16px;display:block;}
  .row:hover .row-arrow{transform:translateX(3px);color:var(--brand);}

  /* ---------- Note strip ---------- */
  .note-strip{
    display:flex;align-items:flex-start;gap:12px;
    background:#fff;border:1px solid var(--card-line);border-left:3px solid var(--coral);
    border-radius:12px;padding:16px 20px;margin-top:28px;
  }
  .note-strip svg{width:18px;height:18px;color:var(--warn);flex:0 0 auto;margin-top:3px;}
  .note-strip p{font-size:14.5px;line-height:1.8;color:var(--ink-2);margin:0;}

  /* ---------- FAQ ---------- */
  .faq{max-width:800px;margin:0 auto;}
  .faq-item{
    background:#fff;border:1px solid var(--card-line);border-radius:12px;
    margin-bottom:14px;overflow:hidden;
    box-shadow:var(--shadow-card);
    transition:box-shadow .2s ease,border-color .2s ease;
  }
  .faq-item:hover{border-color:#DCEBE8;}
  .faq-item[open]{border-color:#CFE3E0;box-shadow:inset 3px 0 0 var(--brand),var(--shadow-card);}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary:hover{color:var(--brand);}
  .faq-item .chev{width:18px;height:18px;flex:0 0 auto;color:var(--ink-3);transition:transform .25s ease;}
  .faq-item[open] .chev{transform:rotate(180deg);color:var(--brand);}
  .faq-answer{padding:0 24px 20px;font-size:15px;line-height:1.85;color:var(--ink-2);}

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;overflow:hidden;
    background:var(--brand-deep);border-radius:var(--r-lg);
    padding:44px 48px;
    display:flex;align-items:center;justify-content:space-between;gap:32px;
  }
  .cta-band::after{
    content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;
    border-radius:50%;border:1px solid rgba(255,255,255,.12);
  }
  .cta-band h2{color:#fff;font-size:26px;line-height:1.35;}
  .cta-band p{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.78);max-width:560px;}
  .cta-actions{display:flex;gap:12px;flex:0 0 auto;position:relative;z-index:1;}
  .btn-on-dark{background:#fff;color:var(--brand-deep);}
  .btn-on-dark:hover{background:#F1F7F5;color:var(--brand-deep);transform:translateY(-1px);}

  /* ---------- Footer ---------- */
  .site-footer{background:var(--brand-deep);color:rgba(255,255,255,.78);padding:72px 0 28px;margin-top:96px;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
  .footer-brand{display:flex;align-items:center;gap:9px;color:#fff;margin-bottom:14px;}
  .footer-brand svg{width:24px;height:24px;}
  .footer-brand span{font-size:17px;font-weight:700;letter-spacing:.01em;}
  .footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:280px;margin:0;}
  .footer-social{display:flex;gap:10px;margin-top:18px;}
  .footer-social a{
    width:36px;height:36px;border-radius:50%;
    display:inline-flex;align-items:center;justify-content:center;
    border:1px solid rgba(255,255,255,.24);color:rgba(255,255,255,.8);
    transition:background-color .2s ease,color .2s ease,border-color .2s ease;
  }
  .footer-social a:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.4);}
  .footer-social svg{width:17px;height:17px;}
  .footer-title{font-size:14.5px;font-weight:600;color:#fff;margin-bottom:16px;}
  .footer-list li{margin-bottom:10px;}
  .footer-list a{
    position:relative;display:inline-block;padding-left:0;
    font-size:14px;color:rgba(255,255,255,.72);
    transition:color .2s ease,padding-left .2s ease;
  }
  .footer-list a::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:2px;height:0;background:var(--coral);border-radius:2px;transition:height .2s ease;
  }
  .footer-list a:hover{color:#fff;padding-left:10px;}
  .footer-list a:hover::before{height:14px;}
  .footer-contact p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);margin:0 0 8px;}
  .footer-bottom{
    margin-top:44px;padding-top:22px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
    font-size:13px;color:rgba(255,255,255,.6);
  }

  /* ---------- Responsive ---------- */
  @media (max-width:1279px){
    .mega-panel{width:620px;}
  }
  @media (max-width:1023px){
    .nav-main{display:none;}
    .mega-wrap{display:none;}
    .header-right .btn{display:none;}
    .nav-toggle{display:inline-flex;}
    .header-inner{height:64px;}
    .sec{padding-top:72px;padding-bottom:72px;}
    .page-hero .wrap{grid-template-columns:1fr;min-height:0;gap:16px;padding-top:32px;padding-bottom:32px;}
    .hero-figure{display:none;}
    .page-hero h1{font-size:30px;}
    .cards-2{grid-template-columns:1fr;}
    .steps{grid-template-columns:repeat(2,1fr);gap:28px;}
    .step::after{display:none;}
    .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
    .cta-actions{width:100%;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .site-footer{padding-top:56px;margin-top:72px;}
  }
  @media (max-width:639px){
    .wrap{padding-left:20px;padding-right:20px;}
    body{font-size:16px;}
    .sec{padding-top:56px;padding-bottom:56px;}
    .sec-title{font-size:22px;}
    .page-hero h1{font-size:26px;}
    .page-hero .hero-sub{font-size:15.5px;}
    .cards-2{gap:16px;}
    .big-card .body{padding:20px;}
    .big-card h3{font-size:18px;}
    .steps{grid-template-columns:1fr;gap:22px;}
    .faq-item summary{padding:16px 18px;font-size:15px;}
    .faq-answer{padding:0 18px 18px;font-size:14.5px;}
    .cta-band{padding:28px 24px;border-radius:16px;}
    .cta-band h2{font-size:22px;}
    .cta-actions{flex-direction:column;}
    .cta-actions .btn{width:100%;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;}
    .row-no{width:24px;font-size:16px;}
  }

/* roulang page: article */
:root{
  --brand:#0E6B6B;
  --brand-deep:#0A4A4D;
  --brand-soft:#E3F0EE;
  --coral:#F0724A;
  --coral-deep:#D25C36;
  --sand:#FAF7F1;
  --alt:#F3F0E9;
  --ink:#16232A;
  --ink-2:#5A6B70;
  --ink-3:#8A979B;
  --line:#E5E1D8;
  --card-line:#EDE9E1;
  --ok:#2E8B6F;
  --warn:#C2603C;
  --r-btn:10px;
  --r-card:14px;
  --r-lg:20px;
  --sh-card:0 1px 2px rgba(11,59,62,.06);
  --sh-hover:0 14px 30px -14px rgba(11,59,62,.22);
  --sh-nav:0 6px 18px -10px rgba(11,59,62,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html body{
  margin:0;
  background:var(--sand);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
svg{display:block}
:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand-soft);color:var(--brand-deep)}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1280px){.wrap{padding:0 32px}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.9);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease;
}
.site-header.scrolled{box-shadow:var(--sh-nav)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand);font-weight:700;font-size:17.5px;letter-spacing:.01em;white-space:nowrap}
.brand svg{width:24px;height:24px;flex:none}
.brand:hover{color:var(--brand-deep)}
.nav-main{display:flex;align-items:center;gap:28px}
.nav-link{position:relative;font-size:15px;color:var(--ink-2);padding:6px 2px;transition:color .18s ease}
.nav-link:hover{color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:600}
.nav-link.active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-4px;width:16px;height:2px;border-radius:2px;background:var(--brand)}
.header-right{display:flex;align-items:center;gap:14px}
.mega-wrap{position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;font-size:15px;color:var(--ink-2);padding:8px 6px;border-radius:8px;transition:color .18s ease,background .18s ease}
.mega-trigger:hover{color:var(--brand);background:#F7FBF9}
.mega-trigger svg{width:16px;height:16px;transition:transform .2s ease}
.mega-wrap:hover .mega-trigger svg,.mega-wrap:focus-within .mega-trigger svg{transform:rotate(180deg)}
.mega-panel{
  position:absolute;top:calc(100% + 14px);right:0;width:700px;
  background:#fff;border:1px solid var(--card-line);border-radius:16px;
  box-shadow:0 26px 54px -26px rgba(11,59,62,.4);
  padding:22px;display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:20px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.mega-wrap:hover .mega-panel,.mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--ink-3);margin-bottom:10px}
.mega-link{display:block;font-size:14px;color:var(--ink-2);padding:7px 10px;border-radius:8px;border-left:2px solid transparent;transition:all .16s ease}
.mega-link:hover{color:var(--brand);border-left-color:var(--coral);background:#F7FBF9}
.mega-recent li+li{margin-top:2px}
.mega-recent a{display:block;padding:7px 0;border-bottom:1px dashed var(--line)}
.mega-recent a:last-child{border-bottom:0}
.mega-recent .rt{font-size:13.5px;color:var(--ink-2);line-height:1.5;display:block;transition:color .16s ease}
.mega-recent .rd{font-size:12.5px;color:var(--ink-3);display:block;margin-top:2px}
.mega-recent a:hover .rt{color:var(--brand)}
.mega-card{background:var(--brand-soft);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:8px;transition:background .18s ease}
.mega-card:hover{background:#D8EBE8}
.mega-card strong{font-size:14.5px;color:var(--brand-deep);font-weight:600}
.mega-card span{font-size:13px;color:#3F6F6E;line-height:1.7}
.mega-card .arrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--brand);margin-top:2px}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);color:var(--ink-2)}
.nav-toggle:hover{color:var(--brand);border-color:#CFE3E0}
.nav-toggle svg{width:20px;height:20px}
.mobile-drawer{max-height:0;overflow:hidden;transition:max-height .28s ease;border-top:0 solid var(--line)}
.mobile-drawer.open{max-height:560px;border-top:1px solid var(--line)}
.mobile-drawer-inner{padding:16px 0 22px}
.mobile-drawer .m-link{display:block;padding:12px 4px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.mobile-drawer .m-link.active{color:var(--brand);font-weight:600}
.mobile-group-title{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--ink-3);margin:16px 0 6px}
.mobile-drawer .btn{width:100%;margin-top:16px}

/* ---------- Buttons / Badges ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px)}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft);transform:translateY(-1px)}
.btn-coral{background:var(--coral);color:#fff}
.btn-coral:hover{background:var(--coral-deep);transform:translateY(-1px)}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--brand-soft);color:var(--brand);
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;line-height:1.6;
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--coral);display:inline-block}
.tag{
  display:inline-block;font-size:12px;font-weight:500;color:var(--brand);
  background:var(--brand-soft);border-radius:999px;padding:5px 12px;
  transition:background .18s ease,color .18s ease;
}
.tag:hover{background:#D5EAE7;color:var(--brand-deep)}

/* ---------- Article layout ---------- */
.article-main{padding:0 0 8px}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--ink-3);padding:24px 0 16px}
.breadcrumb a{color:var(--ink-3);transition:color .16s ease}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#C9C3B7}
.breadcrumb .current{color:var(--ink);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-head{position:relative;padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:36px}
.article-head h1{font-size:38px;line-height:1.3;font-weight:700;letter-spacing:.01em;margin:16px 0 16px;max-width:900px}
.meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--ink-3)}
.meta .m-item{display:inline-flex;align-items:center;gap:6px}
.meta .m-item svg{width:14px;height:14px;color:var(--ink-3)}
.meta .m-divider{width:1px;height:12px;background:var(--line);display:inline-block}
.wave-deco{position:absolute;right:0;top:-6px;width:220px;height:120px;opacity:.5;pointer-events:none;color:#CFE3E0}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start}
.article-grid .prose-lite{max-width:760px}

/* ---------- Prose ---------- */
.prose-lite{font-size:16.5px;line-height:1.9;color:var(--ink);word-break:break-word}
.prose-lite p{margin:0 0 1.1em}
.prose-lite h2{
  font-size:25px;line-height:1.4;font-weight:700;color:var(--ink);
  margin:2.2em 0 .7em;padding-left:14px;border-left:3px solid var(--brand);
}
.prose-lite h3{
  position:relative;font-size:19px;line-height:1.5;font-weight:600;color:var(--ink);
  margin:1.6em 0 .5em;padding-left:16px;
}
.prose-lite h3::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--coral)}
.prose-lite h4{font-size:17px;font-weight:600;margin:1.4em 0 .5em}
.prose-lite a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.prose-lite a:hover{color:var(--coral-deep)}
.prose-lite strong{font-weight:600;color:var(--brand-deep)}
.prose-lite ul,.prose-lite ol{margin:0 0 1.2em;padding-left:1.4em}
.prose-lite ul{list-style:disc}
.prose-lite ol{list-style:decimal}
.prose-lite li{margin-bottom:8px;line-height:1.75}
.prose-lite li::marker{color:var(--brand)}
.prose-lite blockquote{
  margin:1.4em 0;padding:20px;border-left:3px solid var(--brand);
  background:var(--brand-soft);border-radius:8px;color:#255A5A;
}
.prose-lite blockquote p:last-child{margin-bottom:0}
.prose-lite img{border-radius:14px;margin:1.4em auto;max-width:100%;height:auto}
.prose-lite figure{margin:1.4em 0}
.prose-lite figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px}
.prose-lite table{width:100%;border-collapse:collapse;margin:1.3em 0;font-size:15px}
.prose-lite th{background:var(--brand-soft);color:var(--brand-deep);font-weight:600;text-align:left;padding:11px 14px;border-bottom:1px solid #CFE3E0}
.prose-lite td{padding:11px 14px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.prose-lite tbody tr:nth-child(even) td{background:#FBF9F4}
.prose-lite pre{background:#F1EEE7;border:1px solid var(--card-line);border-radius:10px;padding:16px;overflow-x:auto;font-size:14px;line-height:1.7}
.prose-lite code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px}
.prose-lite hr{border:0;border-top:1px solid var(--line);margin:2em 0}

/* ---------- Sidebar ---------- */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px}
.side-card{background:#fff;border:1px solid var(--card-line);border-radius:var(--r-card);padding:20px;box-shadow:var(--sh-card)}
.side-card h3{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--ink);margin-bottom:14px}
.side-card h3 svg{width:16px;height:16px;color:var(--brand)}
.toc-list{counter-reset:toc}
.toc-list li{counter-increment:toc}
.toc-list li a{position:relative;display:block;padding:7px 0 7px 26px;font-size:13.5px;line-height:1.6;color:var(--ink-2);transition:color .16s ease}
.toc-list li a::before{content:counter(toc) ".";position:absolute;left:0;top:7px;color:var(--coral);font-weight:600;font-size:13px}
.toc-list li a:hover{color:var(--brand)}
.toc-empty{font-size:13px;color:var(--ink-3);line-height:1.7}
.side-rel li+li{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line)}
.side-rel a{display:flex;gap:12px;align-items:flex-start}
.side-rel img{width:80px;height:60px;object-fit:cover;border-radius:8px;flex:none}
.side-rel .rt{font-size:13.5px;line-height:1.55;color:var(--ink-2);display:block;transition:color .16s ease}
.side-rel .rd{font-size:12px;color:var(--ink-3);display:block;margin-top:4px}
.side-rel a:hover .rt{color:var(--brand)}
.side-card.cta{background:var(--brand-soft);border-color:#CFE3E0}
.side-card.cta h3{color:var(--brand-deep)}
.side-card.cta p{font-size:13.5px;color:#3F6F6E;line-height:1.75;margin-bottom:14px}
.side-card.cta .btn{width:100%}

/* ---------- Article footer ---------- */
.article-foot{margin-top:44px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.article-foot .btn-outline{min-width:0}

/* ---------- Sections ---------- */
.section{padding:72px 0}
.section-alt{background:var(--alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{
  position:relative;font-size:30px;line-height:1.32;font-weight:700;letter-spacing:.01em;
  padding-left:14px;
}
.section-head h2::before{content:"";position:absolute;left:0;top:.22em;width:3px;height:20px;background:var(--brand);border-radius:2px}
.section-head .head-sub{font-size:14px;color:var(--ink-2);margin-top:8px;padding-left:14px;max-width:640px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);transition:color .16s ease}
.text-link svg{width:14px;height:14px;transition:transform .2s ease}
.text-link:hover{color:var(--brand-deep)}
.text-link:hover svg{transform:translateX(3px)}

/* ---------- Cards ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--card-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-2px);border-color:#CFE3E0;box-shadow:var(--sh-hover)}
.card:hover .card-title{color:var(--brand-deep)}
.card-media{display:block;width:100%;aspect-ratio:16/10;overflow:hidden;background:var(--alt)}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-title{font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);transition:color .18s ease}
.card-desc{font-size:14px;line-height:1.75;color:var(--ink-2)}
.card-more{display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:10px;font-size:14px;font-weight:600;color:var(--brand)}
.card-more svg{width:14px;height:14px;transition:transform .2s ease}
.card:hover .card-more svg{transform:translateY(2px)}

/* ---------- FAQ ---------- */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--card-line);border-radius:12px;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-left:3px solid var(--brand);box-shadow:var(--sh-card)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
  cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary svg{width:18px;height:18px;flex:none;color:var(--brand);transition:transform .22s ease}
.faq-item[open] summary svg{transform:rotate(180deg)}
.faq-answer{padding:0 24px 20px;font-size:15px;line-height:1.8;color:var(--ink-2)}
.faq-answer a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}

/* ---------- CTA band ---------- */
.cta-wrap{padding:0 0 72px}
.cta-band{
  background:var(--brand-deep);border-radius:var(--r-lg);
  padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:28px;line-height:1.35;font-weight:700;color:#fff;letter-spacing:.01em}
.cta-band p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.75);margin-top:10px;max-width:560px}

/* ---------- Empty state ---------- */
.empty-state{
  background:#fff;border:1px solid var(--card-line);border-radius:var(--r-card);
  padding:64px 24px;text-align:center;box-shadow:var(--sh-card);margin:32px 0 24px;
}
.empty-state svg{width:52px;height:52px;margin:0 auto 18px;color:rgba(14,107,107,.3)}
.empty-state h1{font-size:26px;font-weight:700;margin-bottom:10px}
.empty-state p{font-size:15px;color:var(--ink-2);margin-bottom:22px}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.78);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:14px}
.footer-brand svg{width:24px;height:24px;color:#9FD3CE;flex:none}
.footer-desc{font-size:14px;line-height:1.8;max-width:270px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;
  border:1px solid rgba(255,255,255,.2);transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.footer-social a:hover{border-color:var(--coral);color:#fff;transform:translateY(-2px)}
.footer-social svg{width:18px;height:18px}
.footer-title{color:#fff;font-weight:600;font-size:14px;margin-bottom:14px}
.footer-list li a{position:relative;display:block;font-size:14px;padding:6px 0;transition:color .18s ease,padding-left .18s ease}
.footer-list li a:hover{color:#fff;padding-left:12px}
.footer-list li a:hover::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:2px;height:14px;background:var(--coral);border-radius:2px;
}
.footer-contact p{font-size:14px;line-height:1.8;margin-bottom:10px;max-width:280px}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 28px;display:flex;justify-content:space-between;align-items:center;
  gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{transition:color .18s ease}
.footer-bottom a:hover{color:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .nav-main{display:none}
  .mega-wrap{display:none}
  .header-right .btn-login{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:60px}
  .brand{font-size:16.5px}
  .article-grid{grid-template-columns:1fr;gap:32px}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap}
  .sidebar .side-card{flex:1 1 280px;margin:0}
  .article-head h1{font-size:30px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:56px 0}
  .cta-band{padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .prose-lite h2{font-size:22px}
}
@media (max-width:639px){
  html body{font-size:16px;line-height:1.8}
  .wrap{padding:0 20px}
  .article-head h1{font-size:26px;line-height:1.35}
  .breadcrumb .current{white-space:normal;max-width:100%}
  .related-grid{grid-template-columns:1fr;gap:16px}
  .sidebar{flex-direction:column}
  .section{padding:44px 0}
  .section-head h2{font-size:22px}
  .cta-band{padding:26px 22px;border-radius:16px}
  .cta-band h2{font-size:22px}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .faq-item summary{padding:16px 18px;font-size:15px}
  .faq-answer{padding:0 18px 16px;font-size:14.5px}
  .prose-lite h2{font-size:21px}
  .prose-lite blockquote{padding:16px}
  .wave-deco{display:none}
}

/* roulang page: category2 */
:root{
    --brand:#0E6B6B;
    --brand-deep:#0A4A4D;
    --brand-soft:#E3F0EE;
    --coral:#F0724A;
    --coral-deep:#D25C36;
    --sand:#FAF7F1;
    --alt:#F3F0E9;
    --ink:#16232A;
    --muted:#5A6B70;
    --faint:#8A979B;
    --line:#E5E1D8;
    --card-line:#EDE9E1;
    --success:#2E8B6F;
    --warn:#C2603C;
    --radius-btn:10px;
    --radius-card:14px;
    --shadow-card:0 1px 2px rgba(11,59,62,.06);
    --shadow-hover:0 14px 30px -14px rgba(11,59,62,.22);
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
    font-size:16.5px;
    line-height:1.85;
    color:var(--ink);
    background:var(--sand);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  a{color:inherit;text-decoration:none;}
  img{display:block;max-width:100%;}
  button{font:inherit;color:inherit;}
  input{font:inherit;}
  :focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:6px;}

  .wrap{max-width:1200px;margin:0 auto;padding:0 24px;}
  @media (min-width:1280px){.wrap{padding:0 32px;}}

  /* ===== 按钮 ===== */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:var(--radius-btn);
    font-size:15px;font-weight:600;line-height:1.4;
    border:1px solid transparent;cursor:pointer;
    transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  }
  .btn-primary{background:var(--brand);color:#fff;}
  .btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);}
  .btn-primary:active{transform:none;}
  .btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
  .btn-ghost:hover{background:var(--brand-soft);}
  .btn-coral{background:var(--coral);color:#fff;}
  .btn-coral:hover{background:var(--coral-deep);transform:translateY(-1px);}
  .btn-coral:active{transform:none;}
  .btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
  .btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.75);}
  .btn-sm{padding:9px 18px;font-size:14px;}

  /* ===== 顶部导航 ===== */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(255,255,255,.9);
    -webkit-backdrop-filter:blur(8px);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .2s ease;
  }
  .site-header.scrolled{box-shadow:0 6px 18px -10px rgba(11,59,62,.18);}
  .header-inner{display:flex;align-items:center;gap:24px;height:72px;}
  .brand{display:flex;align-items:center;gap:9px;color:var(--brand);font-weight:700;font-size:17.5px;letter-spacing:.01em;flex:none;}
  .brand svg{width:24px;height:24px;flex:none;}
  .nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;}
  .nav-link{
    position:relative;display:inline-flex;align-items:center;
    padding:8px 12px;border-radius:8px;
    font-size:15px;color:var(--muted);
    transition:color .18s ease,background .18s ease;
  }
  .nav-link:hover{color:var(--brand);background:var(--brand-soft);}
  .nav-link.active{color:var(--brand);font-weight:600;}
  .nav-link.active::after{
    content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
    width:16px;height:2px;border-radius:2px;background:var(--brand);
  }
  .header-right{margin-left:auto;display:flex;align-items:center;gap:12px;}

  .mega-wrap{position:relative;}
  .mega-trigger{
    display:inline-flex;align-items:center;gap:6px;
    padding:8px 12px;border:0;border-radius:8px;background:none;
    font-size:15px;color:var(--muted);cursor:pointer;
    transition:color .18s ease,background .18s ease;
  }
  .mega-trigger:hover{color:var(--brand);background:var(--brand-soft);}
  .mega-trigger .caret{transition:transform .18s ease;}
  .mega-wrap:hover .mega-trigger .caret,
  .mega-wrap:focus-within .mega-trigger .caret{transform:rotate(180deg);}
  .mega-panel{
    position:absolute;right:0;top:calc(100% + 10px);
    width:680px;padding:22px;
    display:grid;grid-template-columns:1fr 1fr 210px;gap:20px;
    background:#fff;border:1px solid var(--card-line);border-radius:16px;
    box-shadow:0 24px 48px -24px rgba(11,59,62,.3);
    opacity:0;visibility:hidden;transform:translateY(-6px);
    transition:opacity .18s ease,transform .18s ease,visibility .18s;
  }
  .mega-wrap:hover .mega-panel,
  .mega-wrap:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
  .mega-col-title{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--faint);margin-bottom:10px;}
  .mega-links{display:grid;grid-template-columns:1fr;gap:2px;}
  .mega-links a{
    position:relative;display:block;padding:7px 10px 7px 12px;
    font-size:14.5px;color:var(--muted);border-radius:6px;
    transition:color .16s ease,background .16s ease;
  }
  .mega-links a::before{
    content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
    width:2px;height:0;background:var(--coral);border-radius:2px;transition:height .16s ease;
  }
  .mega-links a:hover{color:var(--brand);background:#F7FBF9;}
  .mega-links a:hover::before{height:14px;}
  .mega-news a{display:block;padding:8px 0;border-bottom:1px dashed var(--line);}
  .mega-news a:last-child{border-bottom:0;}
  .mega-news .t{font-size:14px;color:var(--ink);line-height:1.5;transition:color .16s ease;}
  .mega-news a:hover .t{color:var(--brand);}
  .mega-news .d{font-size:12.5px;color:var(--faint);margin-top:2px;}
  .mega-card{
    display:block;background:var(--brand-soft);border-radius:12px;padding:16px;
    transition:transform .18s ease,box-shadow .18s ease;
  }
  .mega-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
  .mega-card .mc-title{font-size:15px;font-weight:600;color:var(--brand-deep);}
  .mega-card .mc-desc{font-size:13px;color:var(--muted);line-height:1.7;margin-top:6px;}
  .mega-card .mc-arrow{margin-top:12px;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--brand);}

  .nav-toggle{
    display:none;align-items:center;justify-content:center;
    width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
    background:#fff;color:var(--brand);cursor:pointer;
  }

  .mobile-drawer{
    display:none;position:fixed;left:0;right:0;top:60px;bottom:0;z-index:55;
    background:#fff;padding:20px 24px 40px;overflow-y:auto;
  }
  .mobile-drawer.open{display:block;}
  .mobile-drawer .m-title{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--faint);margin:18px 0 8px;}
  .mobile-drawer a.m-link{
    display:flex;align-items:center;justify-content:space-between;
    min-height:44px;padding:10px 4px;font-size:15.5px;color:var(--ink);
    border-bottom:1px solid #F1EEE7;
  }
  .mobile-drawer a.m-link.active{color:var(--brand);font-weight:600;}
  .mobile-drawer .btn{width:100%;margin-top:20px;}

  /* ===== 页面 Hero ===== */
  .page-hero{
    position:relative;overflow:hidden;
    padding:60px 0 68px;
    background:var(--brand-soft);
    border-bottom:1px solid #DCEBE8;
  }
  .page-hero::before{
    content:"";position:absolute;right:-80px;top:-90px;width:560px;height:560px;
    background:radial-gradient(circle at 32% 32%, rgba(14,107,107,.13), rgba(14,107,107,0) 62%);
    pointer-events:none;
  }
  .hero-grid{
    position:relative;z-index:1;
    display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;
  }
  .crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:16px;}
  .crumbs .sep{color:#BFCBC9;}
  .crumbs .now{color:var(--ink);}
  .hero-badge{
    display:inline-flex;align-items:center;gap:7px;
    background:#fff;color:var(--brand);
    font-size:12px;font-weight:600;letter-spacing:.02em;
    padding:5px 12px;border-radius:999px;margin-bottom:16px;
    border:1px solid #CFE3E0;
  }
  .hero-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--coral);}
  .page-hero h1{
    font-size:44px;line-height:1.28;font-weight:700;letter-spacing:.01em;
    color:var(--ink);margin-bottom:14px;
  }
  .hero-lede{font-size:16.5px;color:var(--muted);max-width:560px;margin-bottom:26px;}
  .search-box{
    display:flex;gap:10px;align-items:center;
    background:#fff;border:1px solid var(--line);border-radius:14px;
    padding:8px;max-width:520px;
    box-shadow:var(--shadow-card);
    transition:border-color .18s ease,box-shadow .18s ease;
  }
  .search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(240,114,74,.25);}
  .search-box input{
    flex:1;min-width:0;border:0;background:transparent;outline:none;
    padding:10px 12px;font-size:15px;color:var(--ink);
  }
  .search-box input::placeholder{color:var(--faint);}
  .hero-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
  .hero-chips span{
    font-size:12px;color:var(--brand);background:#fff;
    border:1px solid #CFE3E0;border-radius:999px;padding:4px 11px;
  }
  .hero-media img{
    width:100%;aspect-ratio:4/3;object-fit:cover;
    border-radius:20px;border:1px solid #CFE3E0;
    box-shadow:0 20px 40px -28px rgba(11,59,62,.4);
  }

  /* ===== 通用板块 ===== */
  .section{padding:72px 0;}
  .h2{
    display:flex;align-items:center;gap:12px;
    font-size:30px;line-height:1.28;font-weight:700;letter-spacing:.01em;
    color:var(--ink);margin-bottom:12px;
  }
  .h2::before{content:"";width:3px;height:20px;border-radius:2px;background:var(--brand);flex:none;}
  .section-sub{font-size:15px;color:var(--muted);max-width:720px;margin-bottom:32px;}

  /* ===== 文档型布局 ===== */
  .doc-layout{
    display:grid;grid-template-columns:240px minmax(0,1fr);gap:40px;
    align-items:start;
  }
  .toc{
    position:sticky;top:96px;
    background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);
    padding:16px 12px;box-shadow:var(--shadow-card);
  }
  .toc-title{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--faint);padding:0 10px 10px;}
  .toc a{
    display:block;padding:9px 10px 9px 12px;
    font-size:14.5px;color:var(--muted);
    border-left:2px solid transparent;border-radius:0 8px 8px 0;
    transition:color .16s ease,background .16s ease,border-color .16s ease;
  }
  .toc a:hover{color:var(--brand);background:#F7FBF9;}
  .toc a.current{color:var(--brand);font-weight:600;border-left-color:var(--coral);background:#F7FBF9;}
  .toc-note{
    margin-top:14px;padding:12px;border-radius:10px;background:var(--brand-soft);
    font-size:12.5px;line-height:1.7;color:var(--brand-deep);
  }

  .doc-group{margin-bottom:34px;}
  .doc-group:last-child{margin-bottom:0;}
  .doc-group h3{
    display:flex;align-items:center;gap:10px;
    font-size:19px;font-weight:600;color:var(--ink);margin-bottom:6px;letter-spacing:.01em;
  }
  .doc-group h3::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--coral);flex:none;}
  .group-note{font-size:14px;color:var(--faint);margin-bottom:12px;}
  .doc-list{
    background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow-card);
  }
  .doc-row{
    display:flex;align-items:center;gap:14px;
    padding:14px 16px;border-bottom:1px solid #F1EEE7;
    transition:background .16s ease;
  }
  .doc-row:last-child{border-bottom:0;}
  .doc-row:hover{background:#F7FBF9;}
  .doc-row:hover .doc-row-title{color:var(--brand);}
  .doc-row:hover .doc-arrow{transform:translateX(3px);color:var(--brand);}
  .doc-row-main{flex:1;min-width:0;}
  .doc-row-title{font-size:15.5px;font-weight:600;color:var(--ink);transition:color .16s ease;}
  .doc-row-desc{font-size:13.5px;color:var(--faint);line-height:1.7;margin-top:2px;}
  .doc-arrow{flex:none;color:#B8C4C4;transition:transform .16s ease,color .16s ease;}

  /* ===== 自查清单 ===== */
  .checklist-panel{
    background:#fff;border:1px solid var(--card-line);border-radius:18px;
    padding:8px;box-shadow:var(--shadow-card);
  }
  .check-item{
    display:flex;gap:18px;align-items:flex-start;
    padding:22px 20px;border-bottom:1px solid #F1EEE7;
    border-radius:12px;transition:background .18s ease;
  }
  .check-item:last-child{border-bottom:0;}
  .check-item:hover{background:#F7FBF9;}
  .check-num{
    flex:none;font-size:18px;font-weight:700;color:var(--coral);
    line-height:1.5;min-width:32px;letter-spacing:.02em;
  }
  .check-title{font-size:17px;font-weight:600;color:var(--ink);margin-bottom:4px;}
  .check-desc{font-size:14.5px;color:var(--muted);line-height:1.8;}

  /* ===== FAQ ===== */
  .faq-wrap{max-width:840px;margin:0 auto;}
  .faq-item{
    background:#fff;border:1px solid var(--card-line);border-radius:12px;
    padding:0 24px;margin-bottom:12px;
    transition:border-color .18s ease,box-shadow .18s ease;
  }
  .faq-item:hover{border-color:#DCEBE8;}
  .faq-item[open]{
    border-color:#CFE3E0;
    box-shadow:inset 3px 0 0 var(--brand), 0 14px 30px -22px rgba(11,59,62,.35);
  }
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 0;font-size:16px;font-weight:600;color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary .chev{flex:none;color:var(--muted);transition:transform .2s ease;}
  .faq-item[open] summary .chev{transform:rotate(180deg);}
  .faq-answer{padding:0 0 20px;font-size:15px;color:var(--muted);line-height:1.85;}
  .faq-answer p + p{margin-top:.7em;}

  /* ===== CTA ===== */
  .cta-block{
    display:grid;grid-template-columns:1fr auto;gap:36px;align-items:center;
    background:var(--brand-deep);color:#fff;
    border-radius:20px;padding:48px;
    box-shadow:0 24px 48px -32px rgba(10,74,77,.6);
  }
  .cta-title{font-size:28px;line-height:1.32;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:.01em;}
  .cta-desc{font-size:15px;line-height:1.85;color:rgba(255,255,255,.78);max-width:620px;}
  .cta-actions{display:flex;flex-direction:column;gap:12px;flex:none;}

  /* ===== 页脚 ===== */
  .site-footer{
    margin-top:88px;padding:64px 0 26px;
    background:var(--brand-deep);color:rgba(255,255,255,.78);
  }
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.15fr;gap:32px;}
  .footer-brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:700;font-size:17px;margin-bottom:14px;}
  .footer-brand svg{width:22px;height:22px;color:#E3F0EE;flex:none;}
  .footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,.7);max-width:280px;}
  .footer-social{display:flex;gap:10px;margin-top:18px;}
  .footer-social a{
    display:inline-flex;align-items:center;justify-content:center;
    width:36px;height:36px;border-radius:50%;
    border:1px solid rgba(255,255,255,.24);color:rgba(255,255,255,.8);
    transition:background .18s ease,color .18s ease,border-color .18s ease;
  }
  .footer-social a:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.6);}
  .footer-social svg{width:17px;height:17px;}
  .footer-title{color:#fff;font-size:14.5px;font-weight:600;margin-bottom:14px;letter-spacing:.02em;}
  .footer-list li{margin-bottom:2px;}
  .footer-list a{
    position:relative;display:inline-block;padding:6px 0;
    font-size:14px;color:rgba(255,255,255,.78);
    transition:color .16s ease;
  }
  .footer-list a::before{
    content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
    width:2px;height:0;border-radius:2px;background:var(--coral);
    transition:height .16s ease;
  }
  .footer-list a:hover{color:#fff;}
  .footer-list a:hover::before{height:14px;}
  .footer-contact p{font-size:14px;line-height:1.8;margin-bottom:10px;color:rgba(255,255,255,.72);}
  .footer-bottom{
    margin-top:42px;padding-top:22px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
    font-size:13.5px;color:rgba(255,255,255,.6);
  }
  .footer-bottom .fb-links{display:flex;gap:18px;}
  .footer-bottom a{transition:color .16s ease;}
  .footer-bottom a:hover{color:#fff;}

  /* ===== 响应式 ===== */
  @media (max-width:1023px){
    .nav-main,.mega-wrap{display:none;}
    .nav-toggle{display:inline-flex;}
    .header-inner{height:60px;}
    .site-header .brand{font-size:16.5px;}
    .page-hero{padding:44px 0 52px;}
    .page-hero h1{font-size:32px;}
    .hero-grid{grid-template-columns:1fr;gap:28px;}
    .hero-media img{aspect-ratio:16/10;border-radius:16px;}
    .section{padding:60px 0;}
    .h2{font-size:26px;}
    .doc-layout{grid-template-columns:1fr;gap:28px;}
    .toc{position:static;}
    .cta-block{grid-template-columns:1fr;padding:36px;gap:24px;}
    .cta-actions{flex-direction:row;flex-wrap:wrap;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .site-footer{margin-top:64px;padding:52px 0 24px;}
  }
  @media (max-width:639px){
    body{font-size:16px;line-height:1.8;}
    .wrap{padding:0 18px;}
    .page-hero h1{font-size:28px;}
    .hero-lede{font-size:15.5px;}
    .search-box{flex-direction:column;align-items:stretch;padding:10px;}
    .search-box .btn{width:100%;}
    .section{padding:48px 0;}
    .h2{font-size:22px;}
    .section-sub{font-size:14.5px;margin-bottom:24px;}
    .doc-row{padding:13px 14px;gap:10px;}
    .doc-row-title{font-size:15px;}
    .doc-row-desc{font-size:13px;}
    .check-item{padding:18px 14px;gap:12px;}
    .check-title{font-size:16px;}
    .faq-item{padding:0 18px;}
    .faq-item summary{font-size:15px;padding:16px 0;}
    .cta-block{padding:28px 22px;border-radius:16px;}
    .cta-title{font-size:22px;}
    .cta-actions{flex-direction:column;}
    .cta-actions .btn{width:100%;}
    .footer-grid{grid-template-columns:1fr;gap:26px;}
    .footer-desc{max-width:none;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
  }