/* roulang page: index */
:root{
    --primary:#0F7B6C;
    --primary-dark:#0B5F54;
    --primary-light:#E6F2F0;
    --accent:#F5A623;
    --bg-main:#ffffff;
    --bg-softgrey:#F7F9F8;
    --bg-deep:#12312C;
    --text-heading:#1F2937;
    --text-sub:#6B7280;
    --border-line:#E5E7EB;
    --card-radius:12px;
    --shadow-card:0 1px 3px rgba(0,0,0,0.06);
    --shadow-hover:0 12px 24px -8px rgba(15,123,108,0.15);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;background:#fff;color:var(--text-heading);line-height:1.7;-webkit-font-smoothing:antialiased}
  img{max-width:100%;display:block}
  a{text-decoration:none;color:inherit}
  ul,ol{list-style:none}
  .container{max-width:1280px;margin:0 auto;padding:0 20px}
  .site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border-line)}
  .header-inner{display:flex;align-items:center;height:72px;gap:24px}
  .logo{display:flex;align-items:center;gap:8px;white-space:nowrap}
  .logo-icon{width:36px;height:36px;border-radius:10px;background:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
  .logo-text{font-size:20px;font-weight:700;color:var(--text-heading);letter-spacing:0.01em}
  .logo-text span{color:var(--primary)}
  .header-search{margin-left:auto;flex:1;max-width:420px;position:relative}
  .search-wrap{display:flex;align-items:center;height:44px;border:1.5px solid #D1D9D6;border-radius:24px;background:#fff;transition:border-color .2s,box-shadow .2s;overflow:hidden}
  .search-wrap:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,123,108,0.12)}
  .search-wrap svg{flex-shrink:0;margin-left:14px;color:#9CA3AF}
  .search-wrap input{flex:1;border:none;outline:none;padding:0 12px;font-size:14px;background:transparent;color:var(--text-heading)}
  .search-btn{flex-shrink:0;background:var(--primary);color:#fff;border:none;border-radius:0 22px 22px 0;padding:0 20px;height:100%;font-size:14px;cursor:pointer;transition:background .2s}
  .search-btn:hover{background:var(--primary-dark)}
  .main-nav ul{display:flex;align-items:center;gap:4px}
  .main-nav a{display:block;padding:8px 16px;font-size:15px;color:var(--text-heading);border-radius:8px;font-weight:500;transition:background .2s,color .2s}
  .main-nav a:hover{background:var(--primary-light);color:var(--primary)}
  .main-nav a.active{background:var(--primary);color:#fff}
  .nav-toggle{display:none;background:none;border:1px solid var(--border-line);border-radius:8px;width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer}
  .mobile-panel{display:none;background:#fff;border-top:1px solid var(--border-line);padding:12px 20px 20px}
  .mobile-panel.open{display:block}
  .mobile-panel ul{display:flex;flex-direction:column;gap:4px;padding-bottom:12px;margin-bottom:12px;border-bottom:1px solid var(--border-line)}
  .mobile-panel a{display:block;padding:10px 14px;font-size:16px;border-radius:8px;color:var(--text-heading)}
  .mobile-panel a:hover{background:var(--primary-light);color:var(--primary)}
  .mobile-panel a.active{background:var(--primary);color:#fff}
  .hero{position:relative;background:var(--bg-softgrey);overflow:hidden}
  .hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;opacity:0.15}
  .hero-inner{position:relative;display:flex;align-items:center;gap:60px;min-height:560px;padding-top:80px;padding-bottom:80px}
  .hero-content{flex:1.1;z-index:2}
  .hero h1{font-size:42px;line-height:1.25;font-weight:700;color:var(--text-heading);letter-spacing:0.01em;margin-bottom:18px}
  .hero h1 span{color:var(--primary)}
  .hero-desc{font-size:18px;color:var(--text-sub);line-height:1.8;margin-bottom:36px;max-width:560px}
  .hero-image{flex:1;z-index:2;display:flex;justify-content:center;align-items:center}
  .hero-card{background:rgba(255,255,255,0.7);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,0.9);box-shadow:var(--shadow-hover);border-radius:20px;padding:28px;width:100%;max-width:420px}
  .hero-card h3{font-size:20px;font-weight:700;color:var(--text-heading);margin-bottom:12px;border-bottom:2px solid var(--primary);padding-bottom:10px}
  .hero-card-list{display:flex;flex-direction:column;gap:12px}
  .hero-card-item{display:flex;align-items:flex-start;gap:12px;padding:10px 8px;border-radius:10px;transition:background .25s}
  .hero-card-item:hover{background:#f0faf8}
  .hero-icon{width:40px;height:40px;border-radius:10px;background:var(--primary-light);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--primary)}
  .hero-card-item h4{font-size:15px;font-weight:600;color:var(--text-heading)}
  .hero-card-item p{font-size:13px;color:var(--text-sub)}
  .btn{display:inline-flex;align-items:center;justify-content:center;border-radius:8px;font-size:15px;font-weight:500;transition:all .15s ease;text-align:center}
  .btn-primary{background:var(--primary);color:#fff;padding:14px 28px}
  .btn-primary:hover{background:var(--primary-dark)}
  .btn-primary:active{transform:scale(0.98)}
  .btn-secondary{border:2px solid var(--primary);color:var(--primary);padding:14px 28px;background:transparent}
  .btn-secondary:hover{background:var(--primary-light)}
  .btn-sm{padding:8px 16px;font-size:14px}
  .btn-area{display:flex;an:wrap;gap:16px;align-items:center}
  .trust-bar{background:#fff;padding:36px 0;border-bottom:1px solid var(--border-line)}
  .trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
  .trust-item{display:flex;align-items:center;gap:16px;padding:20px 24px;border:1px solid var(--cardline);border-radius:16px;background:#fcfefd;transition:all .3s}
  .trust-item:hover {box-shadow:var(--shadow-hover);transform:translateY(-3px)}
  .trust-icon{width:48px;height:48px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
  .trust-item h5{font-size:16px;font-weight:600;margin-bottom:2px}
  .trust-item p{font-size:13px;color:var(--text-sub)}
  .section{padding:80px 0}
  .section-soft{background:var(--bg-softgrey)}
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:36px;gap:20px;flex-wrap:wrap}
  .section-tag{display:inline-block;background:var(--primary-light);color:var(--primary);font-size:12px;font-weight:600;padding:5px 14px;border-radius:999px;letter-spacing:0.03em;margin-bottom:10px}
  .section-title{font-size:32px;font-weight:700;color:var(--text-heading);line-height:1.3;margin-bottom:6px}
  .section-desc{font-size:16px;color:var(--text-sub);max-width:380px}
  .grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .card-item{border:1px solid var(--cardline);border-radius:var(--card-radius);overflow:hidden;background:#fff;box-shadow:var(--shadow-card);transition:all .25s ease;display:flex;flex-direction:column}
  .card-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
  .card-media{aspect-ratio:16/9;overflow:hidden;position:relative}
  .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
  .card-item:hover .card-media img{transform:scale(1.05)}
  .card-media .badge{position:absolute;top:12px;left:12px;background:var(--accent);color:#fff;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;box-shadow:0 4px 12px rgba(245,166,35,0.3)}
  .card-body{padding:20px 20px 24px;display:flex;flex-direction:column;flex:1}
  .card-body h3{font-size:18px;font-weight:600;color:var(--text-heading);line-height:1.5;margin-bottom:10px}
  .card-body h3 a{transition:color .2s}
  .card-body h3 a:hover{color:var(--primary)}
  .card-meta{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}
  .tag{background:var(--primary-light);color:var(--primary);border-radius:999px;padding:3px 12px;font-size:12px;font-weight:500}
  .tag-hot{background:#FEF3E2;color:#B7791F}
  .card-desc{color:var(--text-sub);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px;flex:1}
  .card-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--primary);font-weight:500;transition:color .2s, gap .2s}
  .card-link::after{content:"→";transition:transform .2s}
  .card-link:hover{color:var(--primary-dark);gap:10px}
  .news-list{display:flex;flex-direction:column;gap:12px;border-radius:16px}
  .news-item{display:flex;align-items:center;gap:20px;padding:20px 20px;background:#fff;border:1px solid var(--cardline);border-radius:12px;transition:all .25s}
  .news-item:hover{background:var(--primary-light);border-color:var(--primary);box-shadow:var(--shadow-card)}
  .news-date{display:flex;flex-direction:column;align-items:center;justify-content:center;flex-shrink:0;width:72px;height:72px;background:var(--primary-light);border-radius:14px;color:var(--primary);transition:background .25s,color .25s}
  .news-item:hover .news-date{background:var(--primary);color:#fff}
  .news-date .day{font-size:28px;font-weight:700;line-height:1}
  .news-date .month{font-size:12px;font-weight:500;margin-top:4px}
  .news-body{flex:1;min-width:0}
  .news-body h3{font-size:17px;font-weight:600;color:var(--text-heading);margin-bottom:6px;transition:color .2s}
  .news-body h3 a:hover{color:var(--primary)}
  .news-body p{font-size:14px;color:var(--text-sub);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .news-cat{font-size:12px;color:var(--primary);margin-bottom:4px;font-weight:500}
  .news-arrow{color:#c5d2ce;font-size:22px;flex-shrink:0;transition:color .2s,transform .2s}
  .news-item:hover .news-arrow{color:var(--primary);transform:translateX(4px)}
  .category-nav-section{padding:70px 0}
  .category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
  .category-card{border-radius:16px;padding:28px 24px;background:var(--primary-light);text-align:left;transition:all .25s ease;border:1px solid transparent;position:relative;overflow:hidden}
  .category-card:nth-child(2){background:#F0FAF8}
  .category-card:nth-child(3){background:#EFF7F5}
  .category-card:nth-child(4){background:#F7F9F8}
  .category-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-6px);border-color:var(--primary)}
  .category-card .scale-icon{width:56px;height:56px;border-radius:14px;background:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
  .category-card h3{font-size:20px;font-weight:700;color:var(--text-heading);margin-bottom:8px}
  .category-card p{color:var(--text-sub);font-size:14px;line-height:1.7}
  .category-card .link-push{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--primary);margin-top:14px;transition:gap .2s}
  .category-card .link-push:hover{gap:10px}
  .tutorial-view{background:var(--bg-softgrey);border-radius:20px;overflow:hidden;display:flex;margin-top:24px}
  .tutorial-main{flex:3;padding:0}
  .feature-card{background:#fff;border:1px solid var(--cardline);border-radius:16px;overflow:hidden;margin:24px}
  .feature-card-inner{;display:flex;gap:0}
  .feature-media{flex:1.2;min-height:240px;background-image:url('/assets/images/coverpic/cover-3.png');background-size:cover;background-position:center}
  .feature-info{flex:1;padding:36px;display:flex;flex-direction:column;justify-content:center}
  .feature-info h3{font-size:26px;font-weight:700;margin-bottom:10px}
  .feature-info p{color:var(--text-sub);font-size:15px;line-height:1.8;margin-bottom:18px}
  .split-list{display:flex;flex-direction:column;gap:16px}
  .split-item{display:flex;align-items:flex-start;gap:16px}
  .split-item .num{width:44px;height:44px;border-radius:12px;font-size:18px;font-weight:700;color:var(--primary);background:var(--primary-light);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-style:normal}
  .split-item h4{font-size:16px;font-weight:600;font-style:normal;color:var(--text-heading);margin-bottom:4px}
  .split-item p{font-style:normal;color:var(--text-sub);font-size:14px}
  .faq-list{border:1px solid var(--cardline);border-radius:16px;background:#fff;overflow:hidden}
  .faq-item{border-bottom:1px solid var(--cardline)}
  .faq-item:last-child{border-bottom:none}
  .faq-question{display:flex;justify-content:space-between;align-items:center;padding:22px 28px;cursor:pointer;font-size:16px;font-weight:600;color:var(--text-heading);transition:background .2s}
  .faq-question:hover{background:var(--bg-softgrey)}
  .faq-question.active{color:var(--primary)}
  .faq-icon{width:24px;height:24px;position:relative;flex-shrink:0;color:var(--primary)}
  .faq-icon::before,.faq-icon::after{content:'';position:absolute;background:currentColor;border-radius:2px;transition:all .3s}
  .faq-icon::before{top:10px;left:4px;width:16px;height:2px}
  .faq-icon::after{top:4px;left:10px;width:2px;height:16px}
  .faq-question.active .faq-icon::after{transform:rotate(90deg);opacity:0}
  .faq-answer{padding:0 28px;max-height:0;overflow:hidden;transition:max-height .4s ease;color:var(--text-sub);font-size:14px;line-height:1.9}
  .faq-answer.open{max-height:400px;padding-bottom:22px}
  .cta-banner{background:var(--bg-softgrey);border:1px solid var(--cardline);border-radius:20px;padding:48px;display:flex;justify-content:space-between;align-items:center;gap:36px;flex-wrap:wrap}
  .faq-sidebar{flex:1;min-width:260px;background:var(--primary-light);border-radius:16px;padding:24px;display:flex;flex-direction:column;justify-content:center;gap:12px}
  .static-card{background:#fff;border:1px solid var(--cardline);border-radius:16px;padding:32px 24px;text-align:center;box-shadow:var(--shadow-card);transition:all .25s}
  .static-num{font-size:48px;font-weight:800;color:var(--primary);display:block;line-height:1.2;margin-bottom:10px}
  .static-title{font-size:15px;color:var(--text-heading);margin-bottom:8px;font-weight:600}
  .static-sub{font-size:13px;color:var(--text-sub)}
  .statics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
  .site-footer{background:var(--bg-deep);color:#C5D1CE;padding:60px 0 0}
  .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:40px}
  .footer-brand .logo-text{color:#fff}
  .footer-brand .logo-text span{color:#ffffff;background:var(--primary);display:inline-block;width:28px;height:28px;border-radius:6px;text-align:center;line-height:28px}
  .footer-brand p{font-size:14px;margin-top:12px;max-width:280px}
  .footer-nav h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600}
  .footer-nav li{margin-bottom:12px}
  .footer-nav a{color:#A7BBB5;font-size:14px;transition:color .2s}
  .footer-nav a:hover{color:#fff}
  .footer-contact h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:600}
  .footer-contact p{font-size:14px;display:flex;gap:8px;margin-bottom:10px;font-style:normal}
  .copyright{border-top:1px solid rgba(255,255,255,0.12);padding:20px 0;text-align:center;font-size:13px;color:#88A59C}
  .make-extra{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .quick-float{position:fixed;right:20px;bottom:20%;z-index:50;display:flex;flex-direction:column;gap:8px}
  .quick-item{background:rgba(15,123,108,0.9);color:#fff;font-size:14px;border-radius:12px;height:42px;padding:0 16px;display:flex;align-items:center;gap:6px;cursor:pointer;border:none;transition:all .2s;backdrop-filter:blur(6px)}
  .quick-item:hover{background:var(--primary-dark)}
  .back-top{display:block}
  .faq-answer-inner{padding-top:8px}
  .article-list-placeholder{text-align:center;padding:28px;color:var(--primary);background:#fff;border:1px solid var(--cardline);border-radius:12px;font-size:15px}
  @media(max-width:1150px){
    .main-nav a{padding:8px 10px;font-size:14px}
  }
  @media(max-width:1024px){
    .hero-inner{flex-direction:column;gap:50px;min-height:auto;padding-top:64px;padding-bottom:64px}
    .hero h1{font-size:36px}
    .hero-desc{font-size:16px;max-width:90%}
    .grid-cards{grid-template-columns:repeat(2,1fr)}
    .statics-grid{grid-template-columns:repeat(2,1fr)}
    .category-grid{grid-template-columns:repeat(2,1fr);gap:16px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .tutorial-view{flex-direction:column}
    .site-header .header-inner .main-nav{display:none}
    .site-header .header-inner .header-search{flex:0 1 auto}
    .search-btn{padding:0 14px;font-size:13px}
    .nav-toggle{display:flex}
    .header-search-label{position:relative;flex:1;margin-left:12px}
  }
  @media(max-width:767px){
    .section{padding:50px 0}
    .container{padding:0 16px}
    .hero h1{font-size:32px}
    .hero-inner{gap:32px;padding-top:44px;padding-bottom:44px}
    .trust-grid{grid-template-columns:repeat(2,1fr);gap:12px}
    .trust-item{padding:14px 10px;gap:10px}
    .grid-cards{grid-template-columns:1fr;row-gap:16px}
    .category-grid{grid-template-columns:1fr}
    .statics-grid{grid-template-columns:1fr 1fr;gap:12px}
    .btn-primary,.btn-secondary{padding:12px 18px;font-size:14px}
    .news-item{flex-direction:column;align-items:flex-start;gap:10px}
    .news-date{flex-direction:row;width:auto;height:auto;padding:6px 16px;gap:8px;border-radius:10px}
    .news-date .day{font-size:18px}
    .news-date .month{margin-top:0;font-size:11px}
    .news-body p{display:block}
    .cta-banner{flex-direction:column;padding:24px;align-items:flex-start}
    .faq-question{padding:16px 20px;font-size:15px}
    .faq-answer{padding:0 20px}
    .header-search{display:none}
    .footer-grid{grid-template-columns:1fr;gap:24px}
    .footer-contact .make-extra{grid-template-columns:1fr}
    .quick-float{display:none}
  }
  @media(min-width:1025px){
    .desktop-search-large .header-search{margin-left:auto;display:block}
    .search-suggest{display:none}
  }
  .mobile-panel .mobile-search{margin-top:12px}
  .mobile-search .search-wrap{width:100%}
  .mobile-search input{width:100%}
  .btn .icon{width:16px;height:16px;margin-right:4px;display:inline-block;vertical-align:-2px}
  .btn-primary i.arrow{font-style:normal;color:#fff;margin-right:4px}
  .svf{display:none}
  .app-block{background:#ffffff;border:1px solid var(--cardline);border-radius:12px;text-align:center;padding:76px 20px}
  .no-lists{text-align:center;padding:24px;color:#6b7280;font-size:15px}

.searching-active .suggest-panel{display:block}
  .search-wrap:focus-within .suggest-panel{display:block}

/* roulang page: category1 */
:root{
  --primary:#0F7B6C;
  --primary-dark:#0B5F54;
  --primary-deep:#12312C;
  --primary-soft:#E6F2F0;
  --accent:#F5A623;
  --accent-soft:#FFF4E0;
  --page:#FFFFFF;
  --soft:#F7F9F8;
  --ink:#1F2937;
  --muted:#6B7280;
  --line:#E5E7EB;
  --line-mid:#D8DFDC;
  --card-border:#E8EDEB;
  --r-card:12px;
  --r-btn:8px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.06);
  --shadow-md:0 12px 24px -8px rgba(15,123,108,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  color:var(--ink);
  background:var(--page);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;line-height:1.35;color:inherit}
p{margin:0}
ul{padding:0;margin:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit;border:0;outline:none}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 20px}
.section{padding:68px 0}
.section-soft{background:var(--soft)}
.section-head{
  max-width:860px;
  margin-bottom:36px;
}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--primary);
  background:var(--primary-soft);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:14px;
  letter-spacing:.02em;
}
.section-title{font-size:34px;line-height:1.3;margin-bottom:10px}
.section-sub{color:var(--muted);font-size:16px;line-height:1.8}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);
  padding:13px 24px;
  font-weight:600;
  font-size:15px;
  line-height:1;
  cursor:pointer;
  transition:background .15s ease,color .15s ease,transform .15s ease,border-color .15s ease,box-shadow .15s ease;
}
.btn svg{transition:transform .2s ease}
.btn:hover svg{transform:translateX(3px)}
.btn:active{transform:scale(.98)}
.btn:focus-visible{outline:3px solid rgba(15,123,108,.25);outline-offset:2px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-secondary{background:transparent;border:2px solid var(--primary);color:var(--primary);padding:12px 24px}
.btn-secondary:hover{background:var(--primary-soft)}
.btn-light{background:#fff;color:var(--primary-deep)}
.btn-light:hover{background:var(--primary-soft)}
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid #EDF1F0;
  box-shadow:0 4px 18px rgba(18,49,44,.04);
  backdrop-filter:blur(8px);
}
.header-top{
  display:grid;
  grid-template-columns:auto minmax(220px,440px) auto;
  gap:18px;
  align-items:center;
  padding-top:13px;
  padding-bottom:13px;
}
.site-logo{
  display:flex;align-items:center;gap:11px;
  min-width:0;
}
.logo-icon{
  width:42px;height:42px;flex:0 0 42px;
  border-radius:12px;
  background:var(--primary-deep);
  display:flex;align-items:center;justify-content:center;
  color:#7FE0CF;
}
.logo-text{
  font-size:19px;
  font-weight:700;
  color:var(--primary-deep);
  white-space:nowrap;
  letter-spacing:-.01em;
}
.header-search{
  display:flex;align-items:center;
  height:45px;
  padding:0 5px 0 16px;
  border:1.5px solid #D1DBD8;
  border-radius:999px;
  background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.header-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(15,123,108,.12);
}
.header-search svg{flex:0 0 auto;color:#9AA5A0}
.header-search input{
  flex:1;min-width:0;margin:0 8px 0 10px;
  background:transparent;
  color:var(--ink);
  font-size:14px;
}
.header-search input::placeholder{color:#9AA5A0}
.header-search button{
  display:flex;align-items:center;gap:6px;
  height:35px;
  padding:0 14px;
  border-radius:999px;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background .15s ease;
}
.header-search button:hover{background:var(--primary-dark)}
.nav-toggle{
  display:none;
  align-items:center;justify-content:center;
  width:44px;height:44px;
  border-radius:12px;
  background:var(--soft);
  color:var(--primary-deep);
  cursor:pointer;
}
.main-nav-wrap{
  border-top:1px solid #EEF3F1;
  background:#fff;
}
.main-nav ul{
  display:flex;
  align-items:center;
  gap:6px;
  max-width:1280px;
  margin:0 auto;
  padding:0 20px;
  overflow-x:auto;
  scrollbar-width:none;
}
.main-nav ul::-webkit-scrollbar{display:none}
.main-nav a{
  display:inline-flex;align-items:center;
  gap:6px;
  padding:13px 14px;
  font-size:15px;
  font-weight:500;
  color:#3C4A52;
  position:relative;
  white-space:nowrap;
  transition:color .15s ease;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:0;
  height:3px;
  background:var(--primary);
  border-radius:4px 4px 0 0;
  opacity:0;
  transform:translateY(4px);
  transition:opacity .18s ease,transform .18s ease;
}
.main-nav a:hover{color:var(--primary)}
.main-nav a.active{color:var(--primary);font-weight:600}
.main-nav a.active::after{opacity:1;transform:none}
.breadcrumb{
  padding:14px 0;
  border-bottom:1px solid var(--line);
  background:#fff;
  font-size:14px;
  color:var(--muted);
}
.breadcrumb .crumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:6px}
.breadcrumb a{color:var(--primary);font-weight:500}
.breadcrumb a:hover{color:var(--primary-dark)}
.breadcrumb span.sep{color:#BAC6C1}
.breadcrumb strong{color:var(--ink);font-weight:600}
.cat-hero{
  position:relative;
  background:linear-gradient(120deg,#EFF7F4 0%,#F8FBF9 58%,#E6F1ED 100%);
  border-bottom:1px solid var(--line);
  overflow:hidden;
  padding:68px 0 76px;
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-position:center right;
  background-size:cover;
  opacity:.16;
  pointer-events:none;
}
.cat-hero::after{
  content:"";
  position:absolute;
  top:-140px;right:-90px;
  width:420px;height:420px;
  background:radial-gradient(circle,rgba(15,123,108,.1) 0%,transparent 68%);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2}
.cat-hero-badge{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.82);
  border:1px solid rgba(15,123,108,.15);
  color:var(--primary);
  font-size:14px;font-weight:600;
  padding:7px 15px;
  border-radius:999px;
  margin-bottom:22px;
}
.cat-hero h1{
  font-size:45px;
  font-weight:700;
  line-height:1.2;
  color:var(--primary-deep);
  margin-bottom:16px;
}
.cat-hero-text{
  max-width:620px;
  color:#43545B;
  font-size:17px;
  line-height:1.9;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:24px;
  margin-top:38px;
  padding-top:24px;
  border-top:1px dashed rgba(15,123,108,.25);
  color:var(--muted);font-size:14px;
}
.hero-meta b{color:var(--primary-deep)}
.topic-strip{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.topic-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:16px;
  overflow:hidden;
  margin-top:-26px;
  position:relative;
  z-index:5;
  box-shadow:var(--shadow-sm);
}
.topic-card{
  background:#fff;
  padding:26px 26px 24px;
  transition:background .2s ease;
}
.topic-card:hover{background:#FBFDFC}
.topic-icon{
  width:46px;height:46px;
  border-radius:13px;
  background:var(--primary-soft);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;
}
.topic-card h3{font-size:17px;margin-bottom:6px}
.topic-card p{font-size:14px;color:var(--muted);line-height:1.7;margin:0}
.quick-steps{padding:66px 0}
.steps-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:4px;
}
.step-card{
  background:#fff;
  border:1px solid var(--card-border);
  border-radius:16px;
  padding:28px;
  position:relative;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
}
.step-num{
  font-size:34px;
  font-weight:700;
  line-height:1;
  color:rgba(15,123,108,.16);
  font-family:Georgia,"Times New Roman",serif;
  margin-bottom:12px;
}
.step-card h3{font-size:18px;margin-bottom:10px;color:var(--primary-deep)}
.step-card p{color:var(--muted);font-size:15px;line-height:1.75}
.hot-spot-area{background:var(--soft);padding:66px 0}
.hot-spot-layout{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:28px;
  align-items:stretch;
}
.feature-card{
  background:#fff;
  border:1px solid var(--card-border);
  border-radius:16px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  box-shadow:var(--shadow-sm);
  transition:box-shadow .2s ease,transform .2s ease;
}
.feature-card:hover{box-shadow:var(--shadow-md)}
.feature-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(140deg,#EAF4F1,#CBE0DB);
}
.feature-media img{width:100%;height:100%;object-fit:cover}
.feature-media .media-fallback::before{content:"pg娱乐电子游戏平台入口";font-weight:600;color:rgba(15,123,108,.5)}
.feature-body{flex:1;padding:26px 28px;display:flex;flex-direction:column}
.feature-tag{
  display:inline-flex;
  width:max-content;
  align-items:center;
  background:var(--accent-soft);
  color:#A16207;
  font-size:13px;font-weight:600;
  padding:5px 11px;
  border-radius:999px;
  margin-bottom:12px;
}
.feature-body h3{font-size:21px;line-height:1.4;margin-bottom:10px}
.feature-body p{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:18px}
.text-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-weight:600;font-size:15px;
  margin-top:auto;
  transition:gap .2s ease,color .2s ease;
}
.text-arrow svg{transition:transform .2s ease}
.text-arrow:hover{color:var(--primary-dark);gap:9px}
.text-arrow:hover svg{transform:translateX(2px)}
.mini-panel{
  background:#fff;
  border:1px solid var(--card-border);
  border-radius:16px;
  padding:24px;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
}
.mini-panel-heading{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:16px;
}
.mini-panel-heading h3{font-size:18px;color:var(--primary-deep)}
.mini-panel-heading a{font-size:13px;color:var(--primary);font-weight:500}
.mini-panel-heading a:hover{color:var(--primary-dark)}
.mini-list{display:flex;flex-direction:column;flex:1;gap:0}
.mini-item{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:14px 4px;
  border-bottom:1px solid #F0F4F3;
  transition:background .15s ease;
}
.mini-item:last-child{border-bottom:0}
.mini-item:hover{background:#FAFCFB}
.mini-marker{
  flex:0 0 auto;
  width:32px;height:32px;
  border-radius:10px;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:13px;font-weight:600;
  display:flex;align-items:center;justify-content:center;
}
.mini-item h4{font-size:15px;font-weight:600;margin-bottom:3px;line-height:1.45}
.mini-item p{font-size:13px;color:var(--muted);line-height:1.6}
.support-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.support-card{
  background:#fff;
  border:1px solid var(--card-border);
  border-radius:16px;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.support-card:hover{
  transform:translateY(-5px);
  box-shadow:var(--shadow-md);
  border-color:#D6E4E0;
}
.support-card .media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(135deg,#EAF4F1,#D2E8E2);
}
.support-card .media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.support-card:hover .media img{transform:scale(1.03)}
.support-card .card-body{padding:20px 21px 22px;flex:1;display:flex;flex-direction:column}
.badge{
  display:inline-flex;align-items:center;
  width:max-content;
  background:var(--primary-soft);
  color:var(--primary);
  border-radius:999px;
  font-size:12px;font-weight:600;
  padding:5px 10px;
  letter-spacing:.02em;
  margin-bottom:10px;
}
.badge.gold{background:var(--accent-soft);color:#A16207}
.support-card h3{font-size:18px;margin-bottom:8px;line-height:1.45}
.support-card .desc{
  color:var(--muted);font-size:14px;line-height:1.7;
  margin-bottom:14px;
  flex-grow:1;
}
.support-card .card-foot{
  padding-top:13px;
  border-top:1px solid #EEF3F1;
  display:flex;align-items:center;justify-content:space-between;
  color:var(--muted);font-size:13px;
}
.support-card .card-foot a{color:var(--primary);font-weight:500}
.support-card .card-foot a:hover{color:var(--primary-dark);text-decoration:underline}
.media-fallback{
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(130deg,#E4F1ED,#C9DDD8);
  min-height:180px;
  font-size:16px;color:rgba(15,123,108,.42);
  font-weight:600;
  text-align:center;
  padding:18px;
}
.pill-links{padding:66px 0;background:var(--soft)}
.pill-links .pill-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:center;
  margin-top:10px;
}
.pill-item{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;
  border:1px solid var(--card-border);
  border-radius:999px;
  padding:11px 20px;
  font-size:15px;
  font-weight:600;
  color:var(--primary-deep);
  box-shadow:var(--shadow-sm);
  transition:all .18s ease;
}
.pill-item:hover{
  border-color:rgba(15,123,108,.35);
  color:var(--primary);
  background:var(--primary-soft);
}
.faq-panel{max-width:900px;margin:0 auto}
.faq-list{
  border:1px solid var(--card-border);
  border-radius:16px;
  background:#fff;
  overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.faq-item{border-bottom:1px solid #EDF2F0;transition:background .2s ease}
.faq-item:last-child{border-bottom:0}
.faq-item.faq-item-open{background:#FBFDFC}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;
  background:transparent;
  padding:20px 24px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  gap:18px;
  transition:color .15s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-icon{
  flex:0 0 28px;
  width:28px;height:28px;
  border-radius:50%;
  border:1.5px solid var(--primary);
  color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:20px;
  font-weight:400;
  line-height:1;
  position:relative;
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-icon::after{
  content:"";
  position:absolute;
  width:12px;height:2px;
  background:currentColor;
  border-radius:2px;
}
.faq-icon::before{
  content:"";
  position:absolute;
  width:2px;height:12px;
  background:currentColor;
  border-radius:2px;
  transition:transform .2s ease;
}
.faq-item-open .faq-icon{background:var(--primary);color:#fff;transform:rotate(45deg)}
.faq-item-open .faq-icon::before{transform:scaleY(0)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
  padding:0 24px;
}
.faq-answer{
  padding:0 0 22px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
  border-top:1px dashed #E5ECEA;
  padding-top:16px;
}
.cta-simple{
  background:linear-gradient(135deg,#12312C 0%,#17534A 100%);
  border-radius:22px;
  position:relative;
  overflow:hidden;
  padding:54px 48px;
}
.cta-simple::before{
  content:"";
  position:absolute;
  right:-60px;top:-120px;
  width:340px;height:340px;
  border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
}
.cta-copy{max-width:680px;color:#DCEAE6}
.cta-copy h2{color:#fff;font-size:28px;margin-bottom:10px}
.cta-copy p{font-size:15px;line-height:1.85}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.site-footer{
  background:var(--primary-deep);
  color:#A9C4BE;
  padding:58px 0 0;
  margin-top:70px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.35fr .8fr .8fr 1.25fr;
  gap:38px;
  padding-bottom:36px;
}
.footer-logo-name{
  font-size:20px;
  font-weight:700;
  color:#fff;
  line-height:1.35;
}
.footer-logo-sub{
  font-size:13px;
  color:#7FB8AC;
  margin-top:4px;
}
.footer-nav h4{
  color:#fff;
  font-size:15px;
  font-weight:600;
  margin-bottom:16px;
}
.footer-nav ul li{margin-bottom:10px}
.footer-nav ul a{
  font-size:14px;color:#A9C4BE;
  transition:color .15s ease,padding-left .15s ease;
}
.footer-nav ul a:hover{color:#fff;padding-left:4px}
.footer-contact p{color:#A9C4BE;font-size:14px;line-height:1.75;margin-bottom:10px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;
  font-size:14px;
  color:#8CA9A2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
@media (max-width:1160px){
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .topic-card{border-bottom:1px solid var(--line)}
  .topic-card:nth-last-child(-n+2){border-bottom:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:1024px){
  .section{padding:56px 0}
  .header-top{grid-template-columns:auto minmax(200px,1fr) auto;gap:14px}
  .logo-text{font-size:17px}
  .hot-spot-layout{grid-template-columns:1fr}
  .support-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767px){
  body{font-size:15px}
  .section{padding:44px 0}
  .container{padding:0 16px}
  .header-top{
    grid-template-columns:minmax(0,1fr) auto;
    gap:8px;
    padding-top:10px;
    padding-bottom:10px;
  }
  .site-logo{min-width:0}
  .logo-icon{width:38px;height:38px;flex-basis:38px;border-radius:11px}
  .logo-text{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .header-search{
    grid-column:1 / -1;
    grid-row:2;
    margin-top:4px;
  }
  .nav-toggle{display:inline-flex}
  .header-top .header-search.hide-in-mobile{display:flex}
  .main-nav-wrap{display:none;border-top:1px solid #EDF1F0}
  .site-header.menu-open .main-nav-wrap{display:block}
  .main-nav ul{
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:12px 16px 18px;
  }
  .main-nav a{padding:13px 10px;border-radius:10px}
  .main-nav a::after{display:none}
  .main-nav a.active{background:var(--primary-soft);color:var(--primary)}
  .breadcrumb{font-size:13px}
  .cat-hero{padding:40px 0 48px}
  .cat-hero h1{font-size:32px}
  .cat-hero-text{font-size:15px}
  .hero-actions .btn{width:100%;justify-content:center}
  .topic-grid{grid-template-columns:1fr}
  .topic-card:nth-last-child(-n+2){border-bottom:1px solid var(--line)}
  .topic-card:last-child{border-bottom:0}
  .steps-grid{grid-template-columns:1fr}
  .hot-spot-area{padding:44px 0}
  .feature-body{padding:20px}
  .feature-body h3{font-size:18px}
  .mini-item{padding:12px 2px}
  .section-title{font-size:26px}
  .section-head{margin-bottom:24px}
  .support-grid{grid-template-columns:1fr;gap:16px}
  .faq-q{padding:16px 16px;font-size:15px}
  .faq-a{padding:0 16px}
  .faq-answer{padding:14px 0 18px}
  .cta-simple{padding:34px 22px;border-radius:16px}
  .cta-copy h2{font-size:23px}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-contact p svg{flex-shrink:0}
}

.back-top-link{
  position:fixed;
  right:22px;
  bottom:24px;
  z-index:55;
  width:46px;height:46px;
  border-radius:50%;
  background:rgba(15,123,108,.92);
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 18px rgba(15,123,108,.3);
  transition:background .2s ease,transform .2s ease,opacity .2s ease;
}
.back-top-link:hover{background:var(--primary-dark);transform:translateY(-3px)}
.back-top-link{display:flex;opacity:0;pointer-events:none;transition:opacity .2s ease}
.back-top-link.show{opacity:1;pointer-events:auto}
@media (max-width:767px){
  .back-top-link{display:none}
}

/* roulang page: article */
:root {
  --brand: #0F7B6C;
  --brand-dark: #0B5F54;
  --brand-soft: #E6F2F0;
  --amber: #F5A623;
  --amber-soft: #FEF3E2;
  --bg: #FFFFFF;
  --bg-alt: #F7F9F8;
  --deep: #12312C;
  --ink: #1F2937;
  --muted: #6B7280;
  --line: #E5E7EB;
  --line-soft: #E8EDEB;
  --success: #16A34A;
  --warning: #DC2626;
  --radius-sm: 8px;
  --radius-md: 12px;
  --shadow-card: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-hover: 0 12px 24px -8px rgba(15,123,108,0.15);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font-family: inherit; }
button { cursor: pointer; }
:focus-visible {
  outline: 3px solid rgba(15,123,108,0.3);
  outline-offset: 2px;
}
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header.is-scrolled { box-shadow: 0 4px 14px rgba(0,0,0,0.05); }
.header-inner {
  height: 76px;
  display: grid;
  grid-template-columns: minmax(200px, 250px) minmax(280px, 400px) 1fr;
  align-items: center;
  gap: 20px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  justify-self: start;
}
.brand-logo .logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--brand);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 6px 12px -4px rgba(15,123,108,0.25);
}
.brand-logo .brand-text {
  font-size: 18px;
  font-weight: 800;
  line-height: 1.25;
  color: #17233B;
  letter-spacing: 0.01em;
}
.search-form {
  display: flex;
  align-items: center;
  height: 44px;
  border: 1.5px solid #D1D9D6;
  border-radius: 999px;
  background: #fff;
  padding: 0 6px 0 16px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.search-form:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(15,123,108,0.12);
}
.search-form svg.search-icon {
  width: 17px;
  height: 17px;
  color: #6B7280;
  flex-shrink: 0;
}
.search-form input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  outline: none;
  font-size: 14px;
  color: var(--ink);
  padding-left: 8px;
  margin: 0 8px;
}
.search-form input::placeholder { color: #9CA3AF; }
.search-form button {
  height: 32px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s ease, transform 0.15s ease;
}
.search-form button:hover { background: var(--brand-dark); }
.search-form button:active { transform: scale(0.97); }
.main-nav {
  justify-self: end;
  min-width: 0;
}
.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
}
.main-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 13px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: #334155;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}
.main-nav a:hover {
  background: var(--brand-soft);
  color: var(--brand);
}
.main-nav a.active {
  background: var(--brand);
  color: #fff;
  font-weight: 600;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  color: var(--ink);
  transition: background 0.2s ease, color 0.2s ease;
}
.nav-toggle:hover { background: var(--brand-soft); color: var(--brand); }
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(88vw, 360px);
  height: 100vh;
  background: #fff;
  z-index: 80;
  padding: 24px 20px;
  overflow-y: auto;
  transform: translateX(100%);
  visibility: hidden;
  transition: transform 0.3s ease, visibility 0.3s ease;
  box-shadow: -16px 0 40px rgba(0,0,0,0.14);
}
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(18,49,44,0.45);
  z-index: 70;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
body.drawer-open { overflow: hidden; }
body.drawer-open .drawer-backdrop { opacity: 1; visibility: visible; }
body.drawer-open .mobile-drawer { transform: none; visibility: visible; }
.drawer-backdrop { pointer-events: none; }
body.drawer-open .drawer-backdrop { pointer-events: auto; }
.drawer-close {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  margin-left: auto;
}
.drawer-close:hover { color: var(--brand); background: var(--brand-soft); }
.mobile-drawer .drawer-form { margin-top: 18px; }
.mobile-menu ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}
.mobile-menu a {
  display: flex;
  align-items: center;
  padding: 13px 6px;
  font-size: 16px;
  color: #1F2937;
  border-bottom: 1px solid #F1F5F4;
  font-weight: 500;
}
.mobile-menu a:hover { color: var(--brand); }
.mobile-menu a.active { color: var(--brand); font-weight: 700; }

.breadcrumb-bar {
  background: var(--bg-alt);
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  font-size: 13px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  color: var(--muted);
  line-height: 1.6;
}
.breadcrumb a { color: #55636E; transition: color 0.2s ease; }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .sep { color: #B4C0BC; }
.breadcrumb .current { color: var(--ink); font-weight: 500; }

.article-page { background: #fff; }
.article-wrap { padding: 52px 0 64px; }
.article-inner { max-width: 780px; margin: 0 auto; }
.article-head h1 {
  font-size: 34px;
  line-height: 1.3;
  font-weight: 800;
  color: #111827;
  letter-spacing: -0.01em;
  margin: 0 0 18px;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line-soft);
}
.article-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #C0C9C5;
}
.article-meta a { color: var(--brand); font-weight: 500; }
.article-meta a:hover { color: var(--brand-dark); text-decoration: underline; }
.article-meta .author-name {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-content {
  padding-top: 14px;
  font-size: 16px;
  line-height: 2;
  letter-spacing: 0.018em;
  color: #2A3442;
  word-break: break-word;
}
.article-content p {
  margin: 1.45em 0;
}
.article-content h2,
.article-content h3,
.article-content h4 {
  color: #111827;
  font-weight: 700;
  line-height: 1.45;
  margin: 1.8em 0 0.85em;
}
.article-content h2 { font-size: 26px; }
.article-content h3 { font-size: 22px; }
.article-content h4 { font-size: 18px; }
.article-content a {
  color: var(--brand);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.article-content a:hover { color: var(--brand-dark); }
.article-content img {
  border-radius: 14px;
  border: 1px solid #E9EEEC;
  margin: 28px auto;
  height: auto;
}
.article-content blockquote {
  margin: 28px 0;
  padding: 18px 24px;
  border-left: 4px solid var(--brand);
  background: #F4F8F6;
  color: #43525C;
  border-radius: 0 10px 10px 0;
  font-size: 15px;
}
.article-content ul,
.article-content ol {
  margin: 1.4em 0;
  padding-left: 1.4em;
}
.article-content li { margin: 0.45em 0; }
.article-content ul li::marker { color: var(--brand); }
.article-content ol li::marker { color: var(--brand); font-weight: 600; }
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 14px;
}
.article-content th,
.article-content td {
  border: 1px solid #E7EDEA;
  padding: 10px 12px;
  text-align: left;
}
.article-content th { background: #F4F8F6; color: #1F2937; }
.article-content hr {
  border: 0;
  border-top: 1px solid #E8EDEB;
  margin: 36px 0;
}
.article-content code {
  background: #F2F5F4;
  padding: 2px 6px;
  border-radius: 5px;
  font-size: 0.92em;
  color: #0B5F54;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
}
.article-tags .badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 13px;
  background: var(--brand-soft);
  color: var(--brand-dark);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}
.article-tags .badge:hover { background: var(--brand); color: #fff; }

.article-guide-box {
  margin-top: 44px;
  background: rgba(15,123,108,0.08);
  border-radius: 18px;
  padding: 30px;
  border: 1px solid rgba(15,123,108,0.14);
}
.article-guide-box h2 {
  font-size: 20px;
  font-weight: 800;
  color: #0F2D28;
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.article-guide-box p {
  font-size: 14px;
  color: #5B6B75;
  margin: 0 0 22px;
  line-height: 1.7;
}
.guide-card {
  background: #fff;
  border: 1px solid #E6EBE8;
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 94px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.guide-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.guide-card .icon {
  width: 22px;
  height: 22px;
  color: var(--brand);
}
.guide-card .gt {
  margin-left: auto;
  color: var(--brand);
}
.guide-card strong {
  font-size: 15px;
  font-weight: 700;
  color: #1F2937;
  line-height: 1.4;
}
.guide-card span {
  font-size: 13px;
  color: #7C8787;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.content-related-media {
  margin-top: 48px;
  border-radius: 18px;
  border: 1px solid var(--line-soft);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  background: var(--bg-alt);
}
.content-related-media .media-img { overflow: hidden; }
.content-related-media .media-img img {
  width: 100%;
  height: 100%;
  min-height: 210px;
  object-fit: cover;
}
.content-related-media .media-body {
  padding: 28px 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}
.content-related-media .media-body .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--amber-soft);
  color: #98620A;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
}
.content-related-media .media-body h3 {
  font-size: 21px;
  font-weight: 800;
  color: #15221F;
  margin: 0 0 12px;
}
.content-related-media .media-body p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0 0 20px;
}

.faq-section {
  background: var(--bg-alt);
  padding: 64px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.faq-section .section-heading {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 40px;
}
.faq-section .section-heading .eyebrow {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--brand);
  padding: 4px 14px;
  background: var(--brand-soft);
  border-radius: 999px;
  margin-bottom: 14px;
}
.faq-section .section-heading h2 {
  font-size: 30px;
  line-height: 1.3;
  color: #10201C;
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.faq-section .section-heading p {
  font-size: 15px;
  color: var(--muted);
}
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.faq-item:hover { border-color: rgba(15,123,108,0.3); box-shadow: var(--shadow-card); }
.faq-item[open] { border-color: rgba(15,123,108,0.4); }
.faq-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  color: #1C2B28;
  cursor: pointer;
  list-style: none;
}
.faq-summary::-webkit-details-marker { display: none; list-style: none; }
.faq-summary:hover { color: var(--brand); }
.faq-item[open] .faq-summary { color: var(--brand); }
.faq-summary .faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--brand-soft);
  color: var(--brand);
  transition: transform 0.25s ease, color 0.25s ease, background 0.25s ease;
}
.faq-item[open] .faq-summary .faq-icon {
  background: var(--brand);
  color: #fff;
  transform: rotate(135deg);
}
.faq-answer {
  padding: 0 22px 18px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
}
.faq-answer p { margin: 8px 0; }

.cta-section { padding: 60px 0; background: #fff; }
.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background-image: url('/assets/images/backpic/back-2.png');
  background-color: #183E37;
  background-size: cover;
  background-position: center;
  padding: 52px 48px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border: 1px solid rgba(255,255,255,0.08);
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(103deg, rgba(5,27,22,0.93) 12%, rgba(15,87,75,0.72) 72%, rgba(20,142,124,0.38) 100%);
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 {
  font-size: 27px;
  font-weight: 800;
  line-height: 1.35;
  margin: 0 0 10px;
}
.cta-banner p {
  margin: 0;
  font-size: 15px;
  color: #CCE5DF;
  max-width: 520px;
}
.cta-banner .cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  flex-shrink: 0;
}

.empty-state {
  max-width: 720px;
  margin: 0 auto;
  padding: 110px 20px;
  text-align: center;
}
.empty-state .empty-icon {
  width: 84px;
  height: 84px;
  margin: 0 auto 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 50%;
  color: #AAB6B1;
}
.empty-state h1 {
  font-size: 30px;
  color: #18221F;
  font-weight: 800;
  margin: 0 0 12px;
}
.empty-state p {
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.2;
  transition: all 0.18s ease;
  border: 0;
}
.btn svg { width: 16px; height: 16px; transition: transform 0.18s ease; }
.btn-primary {
  background: var(--brand);
  color: #fff;
}
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:hover svg { transform: translateX(3px); }
.btn-secondary {
  background: #fff;
  color: var(--brand);
  border: 2px solid var(--brand);
  padding: 9px 20px;
}
.btn-secondary:hover {
  background: var(--brand-soft);
  border-color: var(--brand-dark);
  color: var(--brand-dark);
}
.btn-secondary:active { transform: scale(0.98); }
.btn-light {
  background: #fff;
  color: #0B5B50;
}
.btn-light:hover { background: #E2F0EC; transform: translateY(-1px); }
.btn-light:active { transform: scale(0.98); }

.site-footer {
  background: var(--deep);
  color: #D7E2DF;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 64px 0 42px;
}
.footer-brand .logo span { color: #fff; }
.footer-brand p {
  font-size: 14px;
  color: #93B9B1;
  line-height: 1.85;
  margin-top: 16px;
  max-width: 250px;
}
.footer-nav h4,
.footer-contact h4 {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 18px;
  color: #fff;
}
.footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-nav li { margin-bottom: 6px; }
.footer-nav a,
.footer-contact p {
  font-size: 14px;
  color: #93B9B1;
  transition: color 0.2s ease;
  line-height: 1.6;
}
.footer-nav a { display: inline-block; padding: 4px 0; }
.footer-nav a:hover { color: #7FE0CF; }
.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin-bottom: 12px;
}
.footer-contact svg { flex-shrink: 0; margin-top: 4px; color: #6FA397; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 20px 0;
  font-size: 13px;
  color: #80A9A0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-bottom a { color: #93B9B1; }
.footer-bottom a:hover { color: #C5F1E7; }

@media (max-width: 1180px) {
  .header-inner {
    height: auto;
    min-height: 68px;
    grid-template-columns: 1fr auto;
    gap: 12px;
  }
  .brand-logo { grid-column: 1; }
  .header-search { justify-self: center; max-width: 420px; width: 100%; }
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 767px) {
  .header-search { display: none; }
  .header-inner { padding-top: 6px; padding-bottom: 6px; gap: 10px; }
  .brand-logo .logo-icon { width: 38px; height: 38px; }
  .brand-logo .brand-text { font-size: 16px; }
  .article-wrap { padding: 34px 0 46px; }
  .article-head h1 { font-size: 25px; }
  .article-content { font-size: 15px; line-height: 1.95; }
  .article-content h2 { font-size: 22px; }
  .article-content h3 { font-size: 19px; }
  .article-content blockquote { padding: 14px 18px; }
  .article-meta { gap: 8px; font-size: 13px; }
  .article-tags { gap: 6px; }
  .article-tags .badge { font-size: 12px; }
  .faq-section { padding: 46px 0; }
  .faq-section .section-heading h2 { font-size: 24px; }
  .faq-summary { font-size: 15px; padding: 16px 16px; }
  .faq-answer { font-size: 13px; }
  .cta-section { padding: 40px 0; }
  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 32px 24px;
  }
  .cta-banner h2 { font-size: 22px; }
  .content-related-media { grid-template-columns: 1fr; }
  .content-related-media .media-body { padding: 24px; }
  .content-related-media .media-img img { min-height: 180px; }
  .article-guide-box { padding: 22px 18px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; padding: 46px 0 30px; }
  .empty-state { padding: 70px 16px; }
  .footer-bottom { flex-direction: column; justify-content: center; text-align: center; }
}

@media (max-width: 500px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .header-inner { width: 100%; }
  .brand-logo .brand-text { width: auto; font-size: 15px; }
  .brand-logo .logo-icon { width: 36px; height: 36px; border-radius: 10px; }
  .guide-card { min-height: 0; }
}

/* roulang page: category2 */
:root{
  --primary:#0F7B6C;
  --primary-deep:#0B5F54;
  --primary-dark:#12312C;
  --primary-soft:#E6F2F0;
  --accent:#F5A623;
  --accent-soft:#FFF3DD;
  --bg-soft:#F7F9F8;
  --bg-cream:#FBFDFC;
  --text-main:#1F2937;
  --text-sub:#6B7280;
  --line:#E5E7EB;
  --border:#E8EDEB;
  --radius:12px;
  --card-shadow:0 1px 3px rgba(0,0,0,.06);
  --hover-shadow:0 12px 24px -8px rgba(15,123,108,.15);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text-main);
  background:#fff;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.container{max-width:1280px;margin:0 auto;padding-left:24px;padding-right:24px}
body.drawer-open{overflow:hidden}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(6px);
}
.header-container{
  display:flex;
  align-items:center;
  gap:16px;
  height:72px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:19px;
  color:var(--primary-dark);
  line-height:1.15;
  flex-shrink:0;
}
.logo-icon{
  width:36px;height:36px;
  background:var(--primary-dark);
  border-radius:10px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:#7FE0CF;
  flex-shrink:0;
}
.logo-text{white-space:nowrap;letter-spacing:-.01em}
.search-form{
  display:flex;
  align-items:center;
  border:1.5px solid #D1D9D6;
  border-radius:999px;
  background:#fff;
  min-height:44px;
  overflow:hidden;
  transition:border .2s,box-shadow .2s;
  flex:1;
  max-width:460px;
}
.search-form:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(15,123,108,.12);
}
.header-search{margin-left:30px}
.search-form .search-lead{
  width:40px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#9CA3AF;
}
.search-form input{
  border:0;
  outline:0;
  background:transparent;
  flex:1;
  min-width:0;
  font-size:14px;
  color:var(--text-main);
  padding:8px 0;
}
.search-form input::placeholder{color:#9CA3AF}
.search-form .search-submit{
  width:40px;
  height:34px;
  border:0;
  border-radius:999px;
  background:var(--primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-right:5px;
  cursor:pointer;
  transition:background .15s;
}
.search-form .search-submit:hover{background:var(--primary-deep)}
.desktop-nav{margin-left:auto;display:flex;align-items:center}
.main-nav{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:2px}
.main-nav a{
  display:block;
  padding:8px 11px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--text-main);
  transition:background .15s,color .15s;
  white-space:nowrap;
}
.main-nav a:hover{background:var(--primary-soft);color:var(--primary-deep)}
.main-nav a.active,.main-nav a[aria-current="page"]{
  background:var(--primary);
  color:#fff;
  font-weight:600;
}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
  color:var(--primary-dark);
}
.nav-toggle:hover{background:var(--primary-soft)}
.mobile-drawer{
  display:none;
  position:fixed;
  top:0;right:0;bottom:0;z-index:240;
  width:min(360px,88vw);
  background:#fff;
  padding:24px;
  transform:translateX(105%);
  transition:transform .25s ease;
  overflow-y:auto;
}
.mobile-drawer .mobile-search{
  display:none;
  margin:0 0 18px;
}
body.drawer-open .mobile-drawer{transform:translateX(0)}
body.drawer-open .drawer-backdrop{
  content:"";
  position:fixed;
  inset:0;
  background:rgba(18,49,44,.4);
  z-index:230;
}
.drawer-backdrop{display:none}
body.drawer-open .drawer-backdrop{display:block}
.mobile-drawer .main-nav{flex-direction:column;align-items:stretch;gap:4px}
.mobile-drawer .main-nav a{font-size:16px;padding:12px 16px}
.mobile-drawer .main-nav a.active{
  background:var(--primary);
  color:#fff;
}
.mobile-drawer-title{
  font-size:15px;
  font-weight:700;
  color:var(--text-main);
  margin:22px 0 10px;
}
.drawer-close{
  margin-left:auto;
  display:flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
}

/* ===== 面包屑 ===== */
.breadcrumb-bar{
  background:#fff;
  border-bottom:1px solid #F1F3F2;
  padding:11px 0;
  font-size:13px;
  color:var(--text-sub);
}
.breadcrumb-bar nav{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.breadcrumb-bar a{color:var(--text-sub);transition:color .15s}
.breadcrumb-bar a:hover{color:var(--primary)}
.breadcrumb-bar .separator{color:#c5cdca}
.breadcrumb-bar .current{color:var(--primary-dark);font-weight:500}

/* ===== 分页头 ===== */
.page-hero{
  background:
    linear-gradient(125deg,rgba(18,49,44,.92) 10%,rgba(15,123,108,.80) 65%,rgba(245,166,35,.22) 100%),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat,
    var(--primary-dark);
  color:#fff;
  padding:86px 0 90px;
  position:relative;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  width:340px;height:340px;
  right:-80px;top:-80px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.03);
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  background:rgba(255,255,255,.13);
  border-radius:999px;
  font-size:13px;
  font-weight:500;
  letter-spacing:.02em;
  margin-bottom:20px;
}
.page-hero h1{
  margin:0 0 18px;
  font-size:clamp(40px,6vw,66px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.01em;
}
.page-hero .hero-desc{
  max-width:660px;
  font-size:17px;
  line-height:1.9;
  color:rgba(255,255,255,.87);
  margin:0;
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.hero-badge{
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);
  border-radius:999px;
  padding:6px 14px;
  font-size:13px;
  color:#dffaf3;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:34px;
}
.hero-actions .btn-white{
  background:#fff;
  color:var(--primary-dark);
}
.hero-actions .btn-ghost{
  border:1.5px solid rgba(255,255,255,.7);
  color:#fff;
  background:transparent;
}
.hero-actions .btn-ghost:hover{
  background:rgba(255,255,255,.14);
  border-color:#fff;
}

/* ===== 主题范围条 ===== */
.topic-cover{
  margin-top:-38px;
  position:relative;
  z-index:10;
}
.topic-panel{
  background:#fff;
  border-radius:20px;
  border:1px solid var(--border);
  box-shadow:0 12px 30px -20px rgba(15,123,108,.3);
  padding:22px 26px;
}
.topic-panel-inner{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.topic-item{
  display:flex;
  align-items:flex-start;
  gap:13px;
  padding:8px 4px;
}
.topic-item .topic-icon{
  width:42px;height:42px;
  background:var(--primary-soft);
  color:var(--primary);
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.topic-item strong{
  display:block;
  font-size:15px;
  color:var(--text-main);
  font-weight:600;
  line-height:1.5;
}
.topic-item span{
  font-size:13px;
  color:var(--text-sub);
  line-height:1.6;
  display:block;
  margin-top:3px;
}

/* ===== 区块通用 ===== */
.section{padding:56px 0}
.section-pad{padding-top:64px;padding-bottom:64px}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:30px;
}
.section-head .eyebrow{
  display:block;
  font-size:14px;
  color:var(--primary);
  font-weight:600;
  letter-spacing:.04em;
  margin-bottom:8px;
}
.section-head h2{
  font-size:clamp(26px,3vw,34px);
  line-height:1.3;
  margin:0;
  font-weight:700;
  color:var(--primary-dark);
}
.section-head p{
  color:var(--text-sub);
  margin:12px 0 0;
  max-width:720px;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--primary);
  white-space:nowrap;
  transition:color .15s;
}
.text-link:hover{color:var(--primary-deep)}
.text-link:hover svg{transform:translateX(3px)}
.text-link svg{transition:transform .2s}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  border-radius:8px;
  font-weight:600;
  font-size:15px;
  border:0;
  cursor:pointer;
  transition:background .15s,transform .1s,box-shadow .15s,color .15s;
  line-height:1.2;
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:scale(.98)}
.btn:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(15,123,108,.2)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-deep);color:#fff}
.btn-outline{border:2px solid var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary-soft)}
.btn-white{background:#fff;color:var(--primary-deep);box-shadow:0 8px 22px rgba(0,0,0,.08)}
.btn-white:hover{background:#f0f7f5;color:var(--primary-deep)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.7);background:transparent;color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.15)}

/* ===== 焦点大卡 ===== */
.focus-card{
  display:grid;
  grid-template-columns:1.15fr 1fr;
  border-radius:20px;
  overflow:hidden;
  border:1px solid var(--border);
  background:#fff;
  box-shadow:var(--card-shadow);
}
.focus-media{
  position:relative;
  min-height:300px;
  background:#DFEAE7;
}
.focus-media img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
}
.focus-media-badge{
  position:absolute;
  top:18px;
  left:18px;
  z-index:2;
  background:var(--accent);
  color:#4A2F00;
  border-radius:999px;
  padding:5px 13px;
  font-size:13px;
  font-weight:700;
}
.focus-content{
  padding:34px 36px;
  display:flex;
  flex-direction:column;
}
.focus-content h3{
  font-size:28px;
  line-height:1.35;
  margin:0 0 14px;
  font-weight:700;
}
.focus-content p{
  color:var(--text-sub);
  font-size:15px;
  line-height:1.9;
  margin:0 0 20px;
  flex:1;
}
.focus-content .meta-line{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:16px;
}
.mini-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
  margin-top:0;
}
.mini-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:16px;
  padding:22px 18px;
  transition:transform .18s,box-shadow .18s;
  display:flex;
  flex-direction:column;
}
.mini-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--hover-shadow);
}
.mini-card .mini-index{
  display:block;
  width:30px;height:30px;
  border-radius:10px;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:13px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:14px;
}
.mini-card h4{
  font-size:16px;
  line-height:1.5;
  margin:0 0 8px;
  color:var(--text-main);
  font-weight:600;
}
.mini-card p{
  font-size:13px;
  color:var(--text-sub);
  line-height:1.7;
  margin:0 0 10px;
  flex:1;
}
.mini-card .go-link{
  font-size:13px;
  font-weight:600;
  color:var(--primary);
}
.mini-card .go-link:hover{color:var(--primary-deep)}

/* ===== 内容卡片 ===== */
.content-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.content-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius:18px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform .18s,box-shadow .18s;
}
.content-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--hover-shadow);
}
.card-media{
  aspect-ratio:16/10;
  position:relative;
  background:#EDF3F1;
  overflow:hidden;
}
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .45s ease;
}
.content-card:hover .card-media img{transform:scale(1.045)}
.card-badge{
  position:absolute;
  top:14px;left:14px;
  background:rgba(18,49,44,.82);
  color:#fff;
  border-radius:999px;
  padding:4px 11px;
  font-size:12px;
  font-weight:500;
  backdrop-filter:blur(4px);
  z-index:1;
}
.card-badge.amber{background:rgba(245,166,35,.92);color:#5B3A00}
.card-body{
  padding:20px 22px 22px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.card-tag-row{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:11px;
}
.card-tag-row .tag{
  border-radius:999px;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  padding:3px 10px;
}
.card-tag-row .card-mark{
  font-size:12px;
  color:#9CA3AF;
}
.content-card h3{
  font-size:20px;
  line-height:1.45;
  margin:0 0 10px;
  font-weight:600;
}
.content-card h3 a{color:var(--text-main)}
.content-card h3 a:hover{color:var(--primary)}
.content-card p{
  color:var(--text-sub);
  font-size:14px;
  line-height:1.75;
  margin:0 0 18px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.card-footer{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-top:14px;
  border-top:1px solid #F1F3F2;
}
.card-footer .read-link{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
}
.card-footer .read-link:hover{color:var(--primary-deep)}
.card-footer .soft-text{font-size:12px;color:#9CA3AF}

/* ===== 全分类栈卡片 ===== */
.cat-stack{
  background:var(--bg-cream);
}
.stack-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.stack-card{
  background:#fff;
  border-radius:18px;
  border:1px solid var(--border);
  padding:28px 24px;
  transition:transform .18s,box-shadow .18s,background .18s;
  display:flex;
  flex-direction:column;
}
.stack-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--hover-shadow);
  background:#f4fbf9;
}
.stack-icon{
  width:46px;height:46px;
  background:var(--primary-soft);
  color:var(--primary);
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:17px;
}
.stack-card h3{
  font-size:18px;
  font-weight:700;
  margin:0 0 8px;
  color:var(--primary-dark);
}
.stack-card p{
  font-size:13px;
  color:var(--text-sub);
  margin:0 0 17px;
  flex:1;
  line-height:1.8;
}
.stack-card .read-link{font-size:14px;font-weight:600;color:var(--primary)}
.stack-card .read-link:hover{color:var(--primary-deep)}

/* ===== FAQ ===== */
.faq-wrap{
  background:var(--bg-soft);
}
.faq-list{
  max-width:820px;
  margin:0 auto;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s,box-shadow .2s;
}
.faq-item.open{
  border-color:rgba(15,123,108,.35);
  box-shadow:0 8px 20px -18px rgba(15,123,108,.5);
}
.faq-q{
  width:100%;
  border:0;
  background:transparent;
  text-align:left;
  padding:19px 22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  cursor:pointer;
  font-weight:600;
  font-size:16px;
  color:var(--text-main);
}
.faq-q:hover{color:var(--primary)}
.faq-icon{
  width:28px;height:28px;
  border-radius:50%;
  background:var(--primary-soft);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
  transition:transform .2s;
}
.faq-item.open .faq-icon{
  transform:rotate(45deg);
  background:var(--primary);
  color:#fff;
}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .2s ease;
}
.faq-a-inner{
  margin:0 22px 20px;
  padding:14px 16px 12px 20px;
  border-left:3px solid var(--primary);
  background:var(--primary-soft);
  border-radius:0 10px 10px 0;
  color:var(--text-sub);
  font-size:14px;
  line-height:1.95;
}
.faq-item.open .faq-a{max-height:600px}

/* ===== 底部CTA ===== */
.cta-light{
  background:linear-gradient(115deg,#EAF5F1,#F8F2E5);
  border-top:1px solid #E6EEEB;
  border-bottom:1px solid #E6EEEB;
}
.cta-card{
  max-width:1100px;
  margin:0 auto;
  background:var(--primary-dark);
  border-radius:24px;
  color:#fff;
  padding:54px 54px 52px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
  box-shadow:0 24px 50px -24px rgba(18,49,44,.45);
}
.cta-card h2{
  font-size:28px;
  line-height:1.35;
  margin:0 0 10px;
  font-weight:700;
}
.cta-card p{
  font-size:15px;
  color:rgba(255,255,255,.76);
  margin:0;
  max-width:530px;
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--primary-dark);
  color:#c7d9d4;
  margin-top:72px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr 1.2fr;
  gap:42px;
  padding:56px 0 44px;
}
.footer-brand p{
  color:#9bc4bb;
  font-size:14px;
  line-height:1.85;
  margin:16px 0 0;
  max-width:270px;
}
.footer-nav h4,
.footer-contact h4{
  margin:0 0 17px;
  color:#F0FAF7;
  font-size:16px;
  font-weight:600;
}
.footer-nav ul{
  list-style:none;
  margin:0;
  padding:0;
}
.footer-nav li{margin-bottom:10px}
.footer-nav a{
  color:#9bc4bb;
  font-size:14px;
  transition:color .15s;
}
.footer-nav a:hover{color:#fff}
.footer-contact p{
  color:#9bc4bb;
  font-size:14px;
  margin:0 0 11px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:19px 0;
  background:#0B2925;
  color:#709A92;
  font-size:13px;
}
.footer-bottom .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.footer-logo .logo-text{color:#fff}

/* ===== 悬浮快捷入口 ===== */
.floating-entry{
  position:fixed;
  right:16px;
  bottom:14%;
  z-index:80;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.float-link{
  width:104px;
  height:42px;
  background:rgba(15,123,108,.92);
  color:#fff;
  border-radius:999px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  backdrop-filter:blur(4px);
  box-shadow:0 10px 26px rgba(15,123,108,.32);
  transition:background .18s,transform .18s;
}
.float-link:hover{
  background:var(--primary-deep);
  transform:translateY(-2px);
}

/* ===== 响应式 ===== */
@media (max-width:1280px){
  .desktop-nav{display:none}
  .nav-toggle{display:inline-flex}
  .mobile-drawer{display:block}
  .header-search{max-width:420px}
}
@media (max-width:1080px){
  .topic-panel-inner{grid-template-columns:repeat(2,1fr);gap:10px}
  .content-grid{grid-template-columns:repeat(2,1fr)}
  .stack-grid{grid-template-columns:repeat(3,1fr)}
  .mini-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px;padding-top:46px}
}
@media (max-width:767px){
  .section-pad{padding:44px 0}
  .section{padding:32px 0}
  .header-container{height:64px;gap:10px}
  .logo{font-size:15px;gap:7px}
  .logo-icon{width:30px;height:30px;border-radius:8px}
  .header-search{margin-left:0;max-width:none;min-width:0}
  .nav-toggle{width:40px;height:40px}
  .page-hero{padding:60px 0 76px}
  .page-hero h1{font-size:38px}
  .page-hero .hero-desc{font-size:15px}
  .hero-actions .btn{padding:11px 18px;font-size:14px}
  .content-grid{grid-template-columns:1fr}
  .stack-grid{grid-template-columns:1fr 1fr}
  .mini-grid{grid-template-columns:1fr}
  .topic-panel-inner{grid-template-columns:1fr;padding:8px 0}
  .topic-item{padding:6px 8px}
  .focus-card{grid-template-columns:1fr}
  .focus-media{min-height:230px}
  .focus-content{padding:26px 24px}
  .focus-content h3{font-size:23px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px}
  .section-head h2{font-size:27px}
  .cta-card{padding:34px 24px;flex-direction:column;align-items:flex-start}
  .cta-card h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 28px}
  .footer-bottom .container{justify-content:center;text-align:center}
  .floating-entry{display:none}
}
@media (max-width:520px){
  .header-search input{font-size:13px}
  .logo{font-size:13px}
  .logo-text{max-width:146px;overflow:hidden;text-overflow:ellipsis}
  .stack-grid{grid-template-columns:1fr}
  .search-form .search-lead{width:30px}
}

/* roulang page: category3 */
:root {
    --primary: #0F7B6C;
    --primary-dark: #0B5F54;
    --primary-soft: #E6F2F0;
    --primary-faint: #F0F6F4;
    --accent: #F5A623;
    --accent-soft: #FDF2E0;
    --bg: #FFFFFF;
    --bg-alt: #F7F9F8;
    --dark: #12312C;
    --text: #1F2937;
    --muted: #6B7280;
    --border: #E5E7EB;
    --card-border: #E8EDEB;
    --line: #D8DFDC;
    --radius: 12px;
    --radius-sm: 8px;
    --container: 1280px;
    --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 12px 24px -8px rgba(15, 123, 108, 0.15);
  }

  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 16px;
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

  img {
    display: block;
    max-width: 100%;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  ul,
  ol {
    list-style: none;
  }

  button,
  input {
    font: inherit;
  }

  .container {
    width: 100%;
    max-width: var(--container);
    margin-left: auto;
    margin-right: auto;
    padding-left: 20px;
    padding-right: 20px;
  }

  .icon {
    width: 1em;
    height: 1em;
    flex-shrink: 0;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background .15s ease, border-color .15s ease, transform .15s ease;
    padding: 14px 26px;
  }

  .btn:active {
    transform: scale(.98);
  }

  .btn-primary {
    background: var(--primary);
    color: #fff;
  }

  .btn-primary:hover {
    background: var(--primary-dark);
  }

  .btn-ghost {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    padding: 12px 24px;
  }

  .btn-ghost:hover {
    background: var(--primary-soft);
  }

  .btn-light {
    background: #fff;
    color: var(--dark);
  }

  .btn-light:hover {
    background: var(--primary-soft);
  }

  .btn-outline-light {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, .7);
    color: #fff;
    padding: 12px 24px;
  }

  .btn-outline-light:hover {
    background: rgba(255, 255, 255, .12);
    border-color: #fff;
  }

  .focus\:outline-none:focus {
    outline: none;
  }

  a:focus-visible,
  button:focus-visible,
  input:focus-visible {
    outline: 3px solid rgba(15, 123, 108, .35);
    outline-offset: 2px;
  }

  .text-muted {
    color: var(--muted);
  }

  .section-bg {
    background: var(--bg-alt);
  }

  /* ===== Header ===== */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 80;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1px 4px rgba(0, 0, 0, .03);
  }

  .header-main {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    min-width: 0;
  }

  .brand-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--dark);
    color: #7FE0CF;
    flex-shrink: 0;
  }

  .brand-logo svg {
    width: 21px;
    height: 21px;
  }

  .brand-name {
    font-size: 17px;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.25;
    white-space: nowrap;
  }

  .header-search {
    flex: 1 1 420px;
    max-width: 560px;
    display: flex;
    align-items: center;
    background: #fff;
    border: 1.5px solid #D1D9D6;
    border-radius: 24px;
    height: 44px;
    padding: 0 6px 0 16px;
    transition: border-color .15s ease, box-shadow .15s ease;
    margin-left: auto;
    margin-right: auto;
  }

  .header-search:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(15, 123, 108, .12);
  }

  .header-search input {
    flex: 1;
    min-width: 0;
    border: 0;
    outline: none;
    background: transparent;
    font-size: 14px;
    color: var(--text);
  }

  .header-search input::placeholder {
    color: #98A6A3;
  }

  .header-search button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    cursor: pointer;
    flex-shrink: 0;
    transition: background .15s ease;
  }

  .header-search button:hover {
    background: var(--primary-dark);
  }

  .header-search button svg {
    width: 16px;
    height: 16px;
  }

  .menu-toggle,
  .drawer-close,
  .mobile-overlay {
    display: none;
  }

  .menu-toggle,
  .drawer-close {
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: #fff;
    border: 1px solid var(--border);
    color: var(--text);
    cursor: pointer;
  }

  .nav-row {
    background: #fff;
  }

  .main-nav ul {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 8px 0 10px;
    flex-wrap: wrap;
  }

  .main-nav a {
    display: inline-flex;
    align-items: center;
    height: 38px;
    padding: 0 18px;
    border-radius: 19px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    transition: background .2s ease, color .15s ease;
    white-space: nowrap;
  }

  .main-nav a:hover {
    background: var(--primary-soft);
    color: var(--primary);
  }

  .main-nav a.active {
    background: var(--primary);
    color: #fff;
  }

  /* ===== Breadcrumb ===== */
  .breadcrumb {
    padding: 18px 0 0;
  }

  .breadcrumb ol {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--muted);
  }

  .breadcrumb li {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .breadcrumb li + li::before {
    content: "/";
    color: #B8C4C1;
  }

  .breadcrumb a {
    color: var(--muted);
    transition: color .15s ease;
  }

  .breadcrumb a:hover {
    color: var(--primary);
  }

  .breadcrumb .current {
    color: var(--primary);
    font-weight: 600;
  }

  /* ===== Category Hero ===== */
  .page-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(120deg, #F3F9F7 0%, #E9F4F0 100%);
    border-bottom: 1px solid #E7EFEC;
    padding: 52px 0 64px;
  }

  .page-hero::before {
    content: "";
    position: absolute;
    right: -120px;
    top: -110px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(15, 123, 108, .13), transparent 70%);
    pointer-events: none;
  }

  .page-hero::after {
    content: "";
    position: absolute;
    left: -160px;
    bottom: -160px;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(245, 166, 35, .13), transparent 65%);
    pointer-events: none;
  }

  .hero-layout {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
    gap: 56px;
    align-items: center;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .75);
    border: 1px solid rgba(15, 123, 108, .2);
    border-radius: 999px;
    padding: 7px 16px;
    color: var(--primary);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: .02em;
  }

  .hero-badge svg {
    width: 15px;
    height: 15px;
  }

  .page-title {
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.18;
    font-weight: 800;
    color: var(--dark);
    margin: 18px 0 14px;
    letter-spacing: .01em;
  }

  .page-title .hl {
    color: var(--primary);
  }

  .hero-lead {
    font-size: 17px;
    color: #43555A;
    line-height: 1.9;
    max-width: 620px;
  }

  .hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
  }

  .hero-tags span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .72);
    border: 1px solid #DCE9E5;
    padding: 7px 14px;
    font-size: 13px;
    color: var(--primary-dark);
    font-weight: 600;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
  }

  .hero-actions svg {
    width: 16px;
    height: 16px;
  }

  .hero-media {
    position: relative;
  }

  .hero-visual {
    border-radius: 20px;
    background: #fff;
    box-shadow: var(--shadow-card);
    padding: 8px;
    transform: rotate(1.2deg);
    transition: transform .3s ease;
  }

  .hero-visual:hover {
    transform: rotate(0deg) translateY(-4px);
    box-shadow: var(--shadow-hover);
  }

  .hero-visual img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: 14px;
  }

  .visual-note {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--dark);
    color: #fff;
    border-radius: 999px;
    padding: 10px 16px;
    font-size: 13px;
    position: absolute;
    left: -16px;
    bottom: 30px;
    box-shadow: 0 10px 20px rgba(18, 49, 44, .16);
  }

  .visual-note svg {
    width: 15px;
    height: 15px;
    color: #7FE0CF;
  }

  /* ===== Trust ===== */
  .trust-strip {
    background: #fff;
    border-bottom: 1px solid #EDF1EF;
  }

  .trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    padding: 34px 0;
  }

  .trust-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    background: #fff;
    transition: box-shadow .2s ease;
  }

  .trust-item:hover {
    box-shadow: var(--shadow-hover);
  }

  .trust-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--primary-soft);
    color: var(--primary);
    flex-shrink: 0;
  }

  .trust-icon svg {
    width: 22px;
    height: 22px;
  }

  .trust-text h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.4;
    margin-bottom: 4px;
  }

  .trust-text p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--muted);
  }

  /* ===== Section Common ===== */
  .section-block {
    padding: 64px 0;
  }

  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
  }

  .section-head .section-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--dark);
    line-height: 1.3;
    margin-bottom: 6px;
  }

  .section-head .section-sub {
    color: var(--muted);
    font-size: 15px;
    max-width: 640px;
  }

  .text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    transition: color .15s ease;
  }

  .text-link:hover {
    color: var(--primary-dark);
  }

  .text-link svg {
    width: 15px;
    height: 15px;
    transition: transform .15s ease;
  }

  .text-link:hover svg {
    transform: translateX(3px);
  }

  /* ===== Hot / featured ===== */
  .featured-section {
    background: var(--bg-alt);
  }

  .dual-rail {
    display: grid;
    grid-template-columns: 1.2fr .85fr;
    gap: 24px;
    align-items: stretch;
  }

  .feature-card {
    background: #fff;
    border: 1px solid var(--card-border);
    border-radius: 16px;
    overflow: hidden;
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    box-shadow: var(--shadow-card);
    transition: transform .2s ease, box-shadow .2s ease;
  }

  .feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
  }

  .feature-media {
    position: relative;
    min-height: 220px;
  }

  .feature-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
  }

  .feature-media .media-tag {
    position: absolute;
    left: 14px;
    top: 14px;
    border-radius: 999px;
    padding: 6px 12px;
    background: rgba(15, 123, 108, .9);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    backdrop-filter: blur(4px);
  }

  .feature-body {
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .feature-body h3 {
    font-size: 22px;
    line-height: 1.4;
    color: var(--dark);
    margin: 12px 0 10px;
    font-weight: 800;
  }

  .feature-body p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.8;
  }

  .feature-footer {
    margin-top: 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }

  .side-listing {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .side-item {
    background: #fff;
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  }

  .side-item:hover {
    border-color: rgba(15, 123, 108, .3);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }

  .side-index {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--primary-soft);
    color: var(--primary);
    font-weight: 800;
    font-size: 14px;
    flex-shrink: 0;
  }

  .side-item h4 {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--text);
    margin-bottom: 2px;
  }

  .side-item p {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.5;
  }

  .arrow {
    margin-left: auto;
    color: #A9C4BD;
    flex-shrink: 0;
    width: 18px;
    height: 18px;
  }

  .side-item:hover .arrow {
    color: var(--primary);
    transform: translateX(2px);
  }

  /* ===== Card Grid ===== */
  .card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .content-card {
    background: #fff;
    border: 1px solid var(--card-border);
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform .2s ease, box-shadow .2s ease;
  }

  .content-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
  }

  .content-media {
    position: relative;
    overflow: hidden;
    background: #EFF4F2;
    aspect-ratio: 16 / 9;
  }

  .content-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
  }

  .content-card:hover .content-media img {
    transform: scale(1.04);
  }

  .hot-badge {
    position: absolute;
    right: 12px;
    top: 12px;
    background: var(--accent);
    color: #5B3A00;
    font-size: 12px;
    font-weight: 700;
    padding: 5px 10px;
    border-radius: 999px;
    box-shadow: 0 2px 8px rgba(245, 166, 35, .35);
  }

  .content-body {
    padding: 22px 20px 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
  }

  .mini-tag {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    background: var(--primary-faint);
    color: var(--primary);
    font-weight: 600;
    border: 1px solid #DFEDE9;
  }

  .mini-tag.accent {
    background: var(--accent-soft);
    color: #86600B;
    border-color: #F7E6C4;
  }

  .content-body h3 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--text);
    margin-bottom: 6px;
  }

  .content-body h3 a {
    transition: color .15s ease;
  }

  .content-body h3 a:hover {
    color: var(--primary);
  }

  .content-desc {
    font-size: 14px;
    line-height: 1.7;
    color: var(--muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .content-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-top: auto;
    padding-top: 18px;
    font-size: 12px;
    color: #879C97;
  }

  .content-meta a {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--primary);
    font-weight: 600;
  }

  .content-meta a svg {
    width: 13px;
    height: 13px;
    transition: transform .15s ease;
  }

  .content-meta a:hover svg {
    transform: translateX(2px);
  }

  /* ===== Sub Tiles ===== */
  .sub-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }

  .sub-tile {
    position: relative;
    background: #fff;
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 28px 22px;
    overflow: hidden;
    transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
  }

  .sub-tile::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), #2FA58F);
    opacity: 0;
    transition: opacity .2s ease;
  }

  .sub-tile:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
    border-color: rgba(15, 123, 108, .26);
  }

  .sub-tile:hover::after {
    opacity: 1;
  }

  .sub-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: var(--primary-soft);
    color: var(--primary);
    margin-bottom: 16px;
  }

  .sub-icon svg {
    width: 24px;
    height: 24px;
  }

  .sub-tile h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.4;
    margin-bottom: 6px;
  }

  .sub-tile p {
    font-size: 13px;
    line-height: 1.7;
    color: var(--muted);
  }

  .sub-tile .tile-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-top: 14px;
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
  }

  .sub-tile .tile-link svg {
    width: 14px;
    height: 14px;
    transition: transform .15s ease;
  }

  .sub-tile a:hover .tile-link svg {
    transform: translateX(2px);
  }

  /* ===== FAQ ===== */
  .faq-warp {
    max-width: 920px;
    margin: 0 auto;
  }

  .faq-item {
    background: #fff;
    border: 1px solid var(--card-border);
    border-radius: 14px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow .2s ease;
  }

  .faq-item[open] {
    box-shadow: var(--shadow-card);
  }

  .faq-item summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 24px;
    cursor: pointer;
    font-weight: 700;
    font-size: 15px;
    color: var(--text);
    transition: background .2s ease;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-item summary:hover {
    background: var(--primary-faint);
  }

  .faq-plus {
    position: relative;
    width: 20px;
    height: 20px;
    border-radius: 6px;
    background: var(--primary-soft);
    flex-shrink: 0;
    transition: background .2s ease;
  }

  .faq-plus::before,
  .faq-plus::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transform: translate(-50%, -50%);
    transition: transform .2s ease;
  }

  .faq-plus::after {
    transform: translate(-50%, -50%) rotate(90deg);
  }

  .faq-item[open] .faq-plus {
    background: var(--primary);
  }

  .faq-item[open] .faq-plus::before,
  .faq-item[open] .faq-plus::after {
    background: #fff;
  }

  .faq-item[open] .faq-plus::after {
    transform: translate(-50%, -50%) rotate(0deg);
  }

  .faq-content {
    padding: 0 24px 20px;
  }

  .faq-content::before {
    content: "";
    display: block;
    width: 3px;
    height: 30px;
    background: var(--primary);
    border-radius: 4px;
    margin-bottom: 10px;
  }

  .faq-content p {
    font-size: 14px;
    line-height: 1.9;
    color: #52625E;
    padding-left: 12px;
  }

  /* ===== CTA ===== */
  .cta-section {
    padding: 60px 0;
  }

  .cta-panel {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    background-color: var(--dark);
    background-image: url("/assets/images/backpic/back-2.png");
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 52px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
  }

  .cta-panel::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(18, 49, 44, .97) 30%, rgba(18, 49, 44, .72));
  }

  .cta-panel > * {
    position: relative;
  }

  .cta-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: #A8E0D3;
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 999px;
    padding: 6px 14px;
    margin-bottom: 12px;
  }

  .cta-panel h2 {
    font-size: clamp(22px, 3vw, 30px);
    font-weight: 800;
    line-height: 1.4;
    margin-bottom: 10px;
  }

  .cta-panel p {
    color: #BCD3CC;
    font-size: 14px;
    max-width: 560px;
  }

  .cta-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
  }

  /* ===== Footer ===== */
  .site-footer {
    background: var(--dark);
    color: #BFD6D0;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr .8fr .8fr 1.1fr;
    gap: 44px;
    padding: 56px 0 36px;
  }

  .footer-brand {
    max-width: 300px;
  }

  .footer-brand .logo {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .footer-brand p {
    font-size: 14px;
    color: #9BC4BB;
    line-height: 1.8;
    margin-top: 16px;
  }

  .footer-nav h4 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 18px;
    color: #FFFFFF;
  }

  .footer-nav ul li {
    margin-bottom: 8px;
  }

  .footer-nav ul a {
    display: inline-flex;
    align-items: center;
    color: #B5CFC8;
    font-size: 14px;
    transition: color .15s ease, padding-left .15s ease;
  }

  .footer-nav ul a:hover {
    color: #7FE0CF;
    padding-left: 3px;
  }

  .footer-contact p {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    margin-bottom: 12px;
    font-size: 14px;
    color: #B5CFC8;
    line-height: 1.7;
  }

  .footer-contact svg {
    flex-shrink: 0;
    margin-top: 3px;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .09);
    padding: 18px 0;
  }

  .footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: #8FB4AC;
  }

  .footer-bottom-inner a {
    color: #9BC4BB;
  }

  .footer-bottom-inner a:hover {
    color: #fff;
  }

  /* ===== Back Top ===== */
  .float-nav {
    position: fixed;
    right: 26px;
    bottom: 12%;
    z-index: 70;
    display: flex;
    flex-direction: column;
    gap: 10px;
    opacity: .95;
  }

  .float-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(15, 123, 108, .92);
    color: #fff;
    border: 0;
    padding: 10px 16px;
    border-radius: 999px;
    font-size: 14px;
    cursor: pointer;
    box-shadow: 0 8px 18px rgba(18, 49, 44, .16);
    backdrop-filter: blur(4px);
    transition: background .15s ease, transform .2s ease;
  }

  .float-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
  }

  .float-btn svg {
    width: 16px;
    height: 16px;
  }

  /* ===== Responsive ===== */
  @media (max-width: 1120px) {
    .brand-name {
      font-size: 15px;
    }

    .main-nav a {
      padding: 0 14px;
      font-size: 14px;
    }

    .footer-grid {
      grid-template-columns: 1fr 1fr;
      gap: 30px;
    }
  }

  @media (max-width: 991px) {
    .header-main {
      flex-wrap: wrap;
    }

    .header-search {
      order: 3;
      flex: 1 1 100%;
      max-width: none;
      margin: 4px 0 0;
    }

    .menu-toggle {
      display: inline-flex;
      margin-left: auto;
    }

    .nav-row {
      position: fixed;
      top: 0;
      right: -330px;
      width: 320px;
      height: 100%;
      background: #fff;
      z-index: 120;
      transition: right .24s ease;
      box-shadow: 0 0 30px rgba(0, 0, 0, .15);
      border-left: 1px solid var(--border);
    }

    .nav-row .container {
      padding: 0;
      height: 100%;
      overflow-y: auto;
    }

    .main-nav ul {
      flex-direction: column;
      align-items: stretch;
      justify-content: flex-start;
      gap: 6px;
      padding: 88px 18px 30px;
    }

    .main-nav a {
      display: flex;
      height: 46px;
      font-size: 15px;
      border-radius: 10px;
      padding: 0 14px;
    }

    .main-nav a:hover {
      color: var(--primary);
      background: var(--primary-faint);
    }

    .main-nav a.active {
      color: #fff;
      background: var(--primary);
    }

    .mobile-overlay {
      display: block;
      position: fixed;
      inset: 0;
      background: rgba(18, 49, 44, .45);
      z-index: 110;
      opacity: 0;
      visibility: hidden;
      transition: opacity .2s ease;
    }

    body.drawer-open {
      overflow: hidden;
    }

    body.drawer-open .mobile-overlay {
      opacity: 1;
      visibility: visible;
    }

    body.drawer-open .nav-row {
      right: 0;
    }

    .drawer-close {
      display: inline-flex;
      position: absolute;
      right: 18px;
      top: 18px;
      z-index: 3;
    }

    .hero-layout {
      grid-template-columns: 1fr;
      gap: 38px;
    }

    .hero-visual {
      max-width: 560px;
    }

    .trust-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .feature-card {
      grid-template-columns: 1fr;
    }

    .feature-media {
      aspect-ratio: 16 / 9;
      position: relative;
    }

    .feature-media img {
      position: absolute;
    }

    .card-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .sub-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .cta-panel {
      padding: 40px 28px;
    }
  }

  @media (max-width: 640px) {
    .section-block {
      padding: 44px 0;
    }

    .brand-logo {
      width: 34px;
      height: 34px;
    }

    .brand-name {
      font-size: 14px;
    }

    .menu-toggle {
      width: 42px;
      height: 42px;
    }

    .trust-grid {
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }

    .trust-item {
      padding: 16px;
      gap: 10px;
      flex-direction: column;
    }

    .trust-icon {
      width: 38px;
      height: 38px;
    }

    .trust-icon svg {
      width: 19px;
      height: 19px;
    }

    .dual-rail {
      grid-template-columns: 1fr;
    }

    .side-listing {
      grid-template-columns: 1fr;
    }

    .card-grid {
      grid-template-columns: 1fr;
      gap: 16px;
    }

    .content-body {
      padding: 18px 16px 16px;
    }

    .sub-grid {
      grid-template-columns: 1fr;
    }

    .section-head {
      flex-direction: column;
      align-items: flex-start;
    }

    .hero-actions .btn {
      width: 100%;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      padding: 44px 0 24px;
    }

    .footer-bottom-inner {
      flex-direction: column;
      text-align: center;
    }

    .cta-panel {
      padding: 32px 20px;
    }

    .cta-actions .btn {
      width: 100%;
    }

    .float-nav {
      display: none;
    }

    .faq-item summary {
      padding: 15px 16px;
      font-size: 14px;
    }

    .faq-content {
      padding: 0 16px 16px;
    }
  }

/* roulang page: category4 */
:root{
  --primary:#0F7B6C;
  --primary-dark:#0B5F54;
  --primary-soft:#E6F2F0;
  --accent:#F5A623;
  --page-bg:#FFFFFF;
  --section-bg:#F7F9F8;
  --deep:#12312C;
  --ink:#1F2937;
  --muted:#6B7280;
  --line:#E5E7EB;
  --card-line:#E8EDEB;
  --radius-btn:8px;
  --radius-card:12px;
  --radius-pill:999px;
  --shadow-sm:0 1px 3px rgba(0,0,0,0.06);
  --shadow-hover:0 12px 24px -8px rgba(15,123,108,0.15);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  color:var(--ink);
  background:var(--page-bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
*{box-sizing:border-box}
h1,h2,h3,h4,p,ul{margin:0;padding:0}
ul{list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font-family:inherit;font-size:inherit}
.container{max-width:1280px;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px}
@media(max-width:640px){.container{padding-left:16px;padding-right:16px}}

/* Header */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.header-top{min-height:72px;display:grid;grid-template-columns:auto minmax(260px,44%) auto;align-items:center;gap:32px;padding:10px 0}
.brand-logo{display:inline-flex;align-items:center;gap:10px;color:#0B3B35;min-width:0}
.logo-icon{width:44px;height:44px;border-radius:12px;background:var(--deep);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.brand-text{font-size:19px;font-weight:700;line-height:1.3;white-space:nowrap}
.top-search{width:100%}
.search-wrap{display:flex;align-items:center;gap:8px;height:44px;background:#fff;border:1.5px solid #D1D9D6;border-radius:999px;padding:0 8px 0 16px;transition:border-color .2s,box-shadow .2s}
.search-wrap:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,123,108,.12)}
.search-wrap svg{flex-shrink:0;color:#6B7280}
.search-wrap input{flex:1;border:0;outline:0;background:transparent;font-size:14px;color:var(--ink);min-width:0}
.search-wrap button{flex-shrink:0;height:36px;padding:0 18px;border:0;border-radius:999px;background:var(--primary);color:#fff;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s}
.search-wrap button:hover{background:var(--primary-dark)}
.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}
.hamburger{display:none;width:44px;height:44px;border:1px solid #E0E6E4;background:#fff;border-radius:10px;align-items:center;justify-content:center;cursor:pointer;color:var(--deep)}
.nav-line{background:#fff;border-top:1px solid #F0F3F2}
.main-nav ul{display:flex;align-items:center;gap:2px;flex-wrap:nowrap;overflow-x:auto;padding:6px 0}
.main-nav a{position:relative;display:inline-flex;align-items:center;white-space:nowrap;padding:10px 18px;border-radius:999px;font-size:15px;font-weight:500;color:#334155;transition:background .15s,color .15s}
.main-nav a:hover{background:var(--primary-soft);color:var(--primary-dark)}
.main-nav a.active{background:var(--primary);color:#fff}
@media(max-width:1023px){
  .header-top{grid-template-columns:auto 1fr auto;gap:18px}
  .brand-text{font-size:17px}
}
@media(max-width:767px){
  .top-search{display:none}
  .nav-line{display:none}
  .header-actions{display:none}
  .hamburger{display:inline-flex}
  .brand-text{max-width:230px;white-space:normal;font-size:16px}
}

/* Mobile drawer */
.drawer-overlay{position:fixed;inset:0;background:rgba(17,24,39,.45);backdrop-filter:blur(2px);z-index:70;display:none;opacity:0;transition:opacity .2s}
body.drawer-open .drawer-overlay{display:block;opacity:1}
.mobile-drawer{position:fixed;top:0;right:0;width:min(88vw,380px);height:100vh;background:#fff;z-index:75;transform:translateX(105%);transition:transform .28s ease;display:flex;flex-direction:column;box-shadow:-12px 0 30px rgba(0,0,0,.08)}
body.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:42px;height:42px;border:0;background:#f3f6f5;border-radius:10px;color:var(--deep);cursor:pointer}
.drawer-body{padding:20px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;flex:1}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-radius:12px;font-weight:500;color:var(--ink);background:#fff;border:1px solid var(--line);margin-bottom:10px;transition:.15s}
.drawer-nav a.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.drawer-nav a:hover{background:var(--primary-soft)}

/* Buttons */
.btn-primary,.btn-outline,.arrow-link{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);transition:all .15s ease;font-weight:600}
.btn-primary{height:46px;padding:0 26px;background:var(--primary);color:#fff;border:0;font-size:15px;cursor:pointer}
.btn-primary:hover{background:var(--primary-dark)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible,.btn-outline:focus-visible{outline:3px solid rgba(15,123,108,.25);outline-offset:2px}
.btn-outline{height:46px;padding:0 26px;background:transparent;border:2px solid var(--primary);color:var(--primary);font-size:15px}
.btn-outline:hover{background:#E6F2F0}
.btn-light{height:46px;padding:0 26px;background:#fff;color:var(--primary-dark);border:0;font-size:15px;font-weight:600;border-radius:var(--radius-btn)}
.btn-light:hover{background:#f2f7f6}
.arrow-link{color:var(--primary);font-size:14px;font-weight:600;background:none;border:0;padding:0;cursor:pointer}
.arrow-link svg{transition:transform .15s}
.arrow-link:hover{color:var(--primary-dark)}
.arrow-link:hover svg{transform:translateX(3px)}

/* Page hero */
.page-hero{position:relative;color:#fff;background-size:cover;background-position:center;padding:64px 0 72px}
.hero-copy{position:relative;z-index:1;max-width:820px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);font-size:14px;letter-spacing:.02em;margin-bottom:20px}
.page-hero h1{font-size:48px;font-weight:700;line-height:1.2;margin-bottom:18px;letter-spacing:.01em}
.hero-desc{font-size:18px;line-height:1.9;color:rgba(255,255,255,.92);max-width:680px;margin-bottom:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.hero-tags span{display:inline-flex;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);font-size:13px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;margin-bottom:28px}
.breadcrumb-light{color:rgba(255,255,255,.8)}
.breadcrumb a:hover{color:#fff}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:#fff;font-weight:500}
@media(max-width:767px){
  .page-hero{padding:44px 0 52px}
  .page-hero h1{font-size:32px}
  .hero-desc{font-size:16px}
}

/* Sections */
.section{padding:72px 0}
.section-alt{background:var(--section-bg)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-head h2{font-size:30px;font-weight:600;line-height:1.3}
.section-kicker{font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--primary);text-transform:uppercase;margin-bottom:8px;display:block}
.section-sub{color:var(--muted);font-size:15px;max-width:640px;margin-top:6px}
@media(max-width:767px){
  .section{padding:48px 0}
  .section-head{display:block}
  .section-head h2{font-size:24px}
}

/* Feature strip */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:-36px;position:relative;z-index:5}
.trust-item{background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:20px 18px;display:flex;gap:12px;align-items:center}
.trust-icon{width:46px;height:46px;border-radius:12px;background:var(--primary-soft);color:var(--primary);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.trust-item strong{display:block;font-size:16px;color:var(--ink)}
.trust-item p{font-size:13px;color:var(--muted);margin-top:3px;line-height:1.5}
@media(max-width:1024px){.trust-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.trust-grid{grid-template-columns:1fr 1fr;gap:12px;margin-top:-26px}.trust-item{flex-direction:column;align-items:flex-start;padding:16px}}

/* Card */
.card{background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.card-media{position:relative;background:#e4f0ed;aspect-ratio:16/9;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-body{padding:22px}
.tag{display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;font-size:13px;line-height:1.3}
.tag-primary{background:var(--primary-soft);color:var(--primary-dark)}
.tag-accent{background:#FFF3DF;color:#D97706}
.card-title{font-size:19px;font-weight:600;line-height:1.4;margin:12px 0 10px;color:var(--ink)}
.card-title a:hover{color:var(--primary)}
.card-desc{color:var(--muted);font-size:14px;line-height:1.8}
.card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:14px;border-top:1px solid #F1F4F3;color:var(--muted);font-size:13px}

/* Feature card */
.feature-card{display:grid;grid-template-columns:1.05fr .95fr;background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm)}
.feature-card .media{min-height:280px;background:#DCEBE7;position:relative}
.feature-card .media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.feature-card .content{padding:34px;display:flex;flex-direction:column;justify-content:center}
.feature-card .content h3{font-size:24px;font-weight:600;line-height:1.4;margin:14px 0 12px}
.feature-card .content p{color:var(--muted);line-height:1.9;margin-bottom:20px}
.feature-list{display:flex;flex-direction:column;gap:9px}
.feature-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#334155}
.feature-list svg{flex-shrink:0;margin-top:4px;color:var(--primary)}
@media(max-width:767px){.feature-card{grid-template-columns:1fr}.feature-card .media{min-height:180px;position:relative;height:220px}.feature-card .content{padding:24px}}

/* Quick rows */
.quick-panel{background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);overflow:hidden}
.quick-panel-head{display:flex;align-items:center;gap:10px;padding:20px 24px 0}
.quick-panel-head h3{font-size:19px;font-weight:600}
.quick-row{display:flex;align-items:center;gap:14px;padding:18px 24px;border-top:1px solid #F0F3F2;transition:background .15s}
.quick-row:hover{background:var(--section-bg)}
.quick-no{color:var(--primary);font-weight:700;font-size:20px;font-family:Georgia,serif;width:30px;flex-shrink:0}
.quick-row strong{display:block;font-size:15px;color:var(--ink);margin-bottom:3px}
.quick-row small{color:var(--muted);font-size:13px;line-height:1.6}
.quick-row svg{flex-shrink:0}
.quick-row:hover strong{color:var(--primary)}

/* Info steps */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step-item{position:relative;background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);padding:26px 22px;box-shadow:var(--shadow-sm)}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;background:var(--deep);color:#B9F1E6;font-weight:700;font-size:16px;margin-bottom:16px}
.step-item h3{font-size:17px;margin-bottom:9px}
.step-item p{font-size:14px;color:var(--muted);line-height:1.7}
@media(max-width:1023px){.steps-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.steps-grid{grid-template-columns:1fr}}

/* Pill channel */
.pill-channel{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.channel-item{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--card-line);border-radius:999px;padding:12px 20px;font-weight:600;color:#243B36;transition:.15s}
.channel-item:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-2px)}
.channel-item svg{flex-shrink:0}
@media(max-width:1024px){.pill-channel{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.pill-channel{grid-template-columns:1fr}}

/* FAQ */
.faq-wrap{max-width:920px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--card-line);border-radius:var(--radius-card);margin-bottom:14px;overflow:hidden;transition:box-shadow .2s}
.faq-item.active{box-shadow:var(--shadow-sm);border-color:#CBE5E0}
.faq-q{width:100%;text-align:left;background:transparent;border:0;padding:20px 24px;display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;font-size:17px;font-weight:600;color:var(--ink)}
.faq-icon{width:30px;height:30px;border-radius:50%;border:1px solid #D4DDDA;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--primary);transition:transform .2s;background:var(--section-bg)}
.faq-item.active .faq-icon{transform:rotate(45deg);background:var(--primary);color:#fff;border-color:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-inner{display:flex;gap:14px;padding:0 24px 20px;}
.faq-inner::before{content:"";width:3px;background:var(--primary);border-radius:3px;flex-shrink:0}
.faq-inner p{font-size:15px;color:var(--muted);line-height:1.9}

/* CTA */
.cta-banner{background:var(--deep);border-radius:20px;color:#fff;position:relative;overflow:hidden;padding:50px 42px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.cta-banner::before{content:"";position:absolute;right:-120px;top:-160px;width:380px;height:380px;border-radius:50%;background:rgba(127,224,207,.12)}
.cta-banner::after{content:"";position:absolute;right:60px;bottom:-110px;width:200px;height:200px;border-radius:50%;background:rgba(245,166,35,.1)}
.cta-copy{position:relative;z-index:1;max-width:640px}
.cta-copy h2{font-size:28px;font-weight:600;line-height:1.4;margin-bottom:12px}
.cta-copy p{color:rgba(255,255,255,.82);font-size:16px;line-height:1.8}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px}
@media(max-width:767px){.cta-banner{padding:34px 24px}.cta-copy h2{font-size:23px}}

/* Footer */
.site-footer{background:var(--deep);color:rgba(255,255,255,.75);margin-top:0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:40px;padding:64px 0 40px}
.footer-brand .logo{display:inline-flex;align-items:center;gap:10px}
.footer-nav h4{margin-bottom:18px}
.footer-nav ul{display:flex;flex-direction:column;gap:12px}
.footer-nav a{color:rgba(255,255,255,.75)}
.footer-nav a:hover{color:#7FE0CF}
.footer-bottom{padding:18px 0;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.55)}
@media(max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr;padding:44px 0 24px;gap:28px}}

/* Floating side */
.side-float{position:fixed;right:22px;bottom:20vh;z-index:50;display:flex;flex-direction:column;gap:10px}
.float-link{display:flex;align-items:center;gap:6px;height:40px;padding:0 16px;border-radius:999px;background:rgba(15,123,108,.92);color:#fff;font-size:13px;font-weight:600;border:1px solid rgba(255,255,255,.25);box-shadow:0 4px 14px rgba(15,123,108,.25);cursor:pointer;transition:background .15s,transform .15s}
.float-link:hover{background:var(--primary-dark);transform:translateY(-2px)}
@media(max-width:640px){.side-float{display:none}}