/* roulang page: index */
:root{
  --primary:#12A55C;
  --primary-dark:#0E8047;
  --accent:#FF8A3D;
  --accent-light:#FFB27A;
  --dark:#0B3B26;
  --dark-2:#0E5032;
  --bg:#F5F8F4;
  --card:#FFFFFF;
  --text:#1E2A22;
  --muted:#5B7166;
  --border:#E2EBE4;
  --radius-large:24px;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow:0 12px 32px rgba(16,51,31,0.08);
  --shadow-hover:0 24px 48px rgba(16,51,31,0.14);
  --gradient:linear-gradient(135deg,#12A55C 0%,#0B3B26 100%);
  --gradient-accent:linear-gradient(135deg,#FF8A3D 0%,#F5641C 100%);
  --font-main:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"DIN Alternate","Barlow Condensed","Segoe UI",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-main);
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;transition:color .2s ease;}
ul,ol{list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:1rem;}
.container{max-width:1200px;padding-left:20px;padding-right:20px;}
.section{padding:100px 0;}
.section-head{max-width:760px;margin:0 auto 56px;text-align:center;}
.section-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(18,165,92,.1);color:var(--primary);
  font-size:.875rem;font-weight:600;padding:8px 20px;border-radius:99px;
  margin-bottom:16px;
}
.section-title{
  font-size:clamp(1.6rem,3vw,2.2rem);
  font-weight:800;color:var(--dark);
  line-height:1.3;margin-bottom:16px;
}
.section-sub{color:var(--muted);font-size:1.0625rem;line-height:1.8;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:var(--radius-btn);
  font-weight:600;font-size:1rem;border:none;
  transition:all .25s ease;cursor:pointer;
}
.btn:focus-visible{outline:3px solid rgba(18,165,92,.35);outline-offset:2px;}
.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 8px 24px rgba(18,165,92,.25);}
.btn-primary:hover{color:#fff;transform:translateY(-3px);box-shadow:0 14px 32px rgba(18,165,92,.35);}
.btn-accent{background:var(--gradient-accent);color:#fff;box-shadow:0 8px 24px rgba(255,138,61,.25);}
.btn-accent:hover{color:#fff;transform:translateY(-3px);box-shadow:0 14px 32px rgba(255,138,61,.35);}
.btn-outline-light{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.5);backdrop-filter:blur(4px);}
.btn-outline-light:hover{background:rgba(255,255,255,.22);color:#fff;transform:translateY(-3px);}
/* Header */
.site-header{
  background:#fff;border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:1000;
}
.header-inner{display:flex;justify-content:space-between;align-items:center;height:76px;}
.brand{
  font-size:1.35rem;font-weight:800;color:var(--dark);
  display:flex;align-items:center;gap:10px;
}
.brand-icon{
  width:38px;height:38px;border-radius:10px;
  background:var(--gradient);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;flex-shrink:0;
}
.brand:hover{color:var(--primary);}
.main-nav{display:flex;align-items:center;gap:6px;}
.main-nav .nav-link{
  display:inline-flex;align-items:center;gap:4px;
  padding:10px 18px;border-radius:99px;
  font-size:.9375rem;font-weight:600;color:var(--text);
  transition:all .2s ease;
}
.main-nav .nav-link:hover{background:rgba(18,165,92,.08);color:var(--primary);}
.main-nav .nav-link.active{
  background:rgba(18,165,92,.12);color:var(--primary);
}
.menu-toggle{
  width:44px;height:44px;border-radius:10px;
  background:var(--bg);border:1px solid var(--border);
  color:var(--dark);font-size:1.15rem;
  display:inline-flex;align-items:center;justify-content:center;
}
.menu-toggle:hover{background:rgba(18,165,92,.08);color:var(--primary);}
.mobile-menu{
  background:#fff;border-top:1px solid var(--border);
  padding:12px 0 16px;
}
.mobile-menu .mobile-link{
  display:block;padding:14px 20px;
  font-size:1rem;font-weight:600;color:var(--text);
  border-radius:10px;
}
.mobile-menu .mobile-link:hover{background:var(--bg);color:var(--primary);}
.mobile-menu .mobile-link.active{background:rgba(18,165,92,.1);color:var(--primary);}
@media (min-width:992px){
  .mobile-menu{display:none!important;}
}
/* Hero */
.hero{padding:60px 0 80px;}
.hero-card{
  position:relative;border-radius:var(--radius-large);
  overflow:hidden;background:var(--dark);
  padding:72px 64px 48px;color:#fff;
  box-shadow:var(--shadow-hover);
}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(135deg,rgba(11,59,38,.94) 0%,rgba(18,165,92,.78) 60%,rgba(11,59,38,.85) 100%);
}
.hero-content{
  position:relative;z-index:2;max-width:820px;
}
.hero-title{
  font-size:clamp(2rem,4vw,3.2rem);
  font-weight:800;line-height:1.25;
  margin-bottom:20px;letter-spacing:-.01em;
}
.hero-sub{
  font-size:1.1rem;line-height:1.8;color:rgba(255,255,255,.9);
  max-width:680px;margin-bottom:32px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:48px;}
.hero-stats{
  position:relative;z-index:2;margin-top:16px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.stat-badge{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(6px);
  border-radius:16px;padding:20px 16px;
  text-align:center;
}
.stat-num{
  font-family:var(--font-num);
  font-size:1.9rem;font-weight:700;color:#fff;
  display:block;line-height:1.2;
}
.stat-label{
  font-size:.8125rem;color:rgba(255,255,255,.82);
  display:block;margin-top:4px;
}
@media (max-width:768px){
  .hero{padding:24px 0 48px;}
  .hero-card{padding:48px 24px 32px;border-radius:20px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .stat-badge{padding:16px 10px;}
  .stat-num{font-size:1.5rem;}
}
/* Service Matrix */
.service-matrix{background:#fff;}
.service-large-card{
  display:flex;align-items:center;gap:48px;
  background:var(--bg);border-radius:var(--radius-large);
  padding:40px 44px;margin-bottom:24px;
  box-shadow:var(--shadow);
  transition:transform .3s ease,box-shadow .3s ease;
}
.service-large-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.service-large-card.reverse{flex-direction:row-reverse;}
.service-card-body{flex:1;}
.service-card-body .service-index{
  font-family:var(--font-num);font-size:2rem;font-weight:700;
  color:var(--primary);line-height:1;display:block;margin-bottom:12px;
}
.service-card-body h3{font-size:1.5rem;font-weight:700;color:var(--dark);margin-bottom:10px;}
.service-card-body p{color:var(--muted);font-size:1rem;line-height:1.8;margin-bottom:18px;}
.service-points{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;margin-bottom:22px;}
.service-points li{position:relative;padding-left:26px;color:var(--text);font-size:.9375rem;}
.service-points li::before{
  content:'\f00c';font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:2px;color:var(--primary);font-size:.8rem;
}
.service-link{color:var(--primary);font-weight:600;font-size:.9375rem;display:inline-flex;gap:6px;align-items:center;}
.service-link i{transition:transform .25s ease;}
.service-link:hover{color:var(--primary-dark);}
.service-link:hover i{transform:translateX(4px);}
.service-thumb{width:400px;height:280px;flex-shrink:0;border-radius:18px;overflow:hidden;}
.service-thumb img{width:100%;height:100%;object-fit:cover;}
.service-mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:24px;}
.service-mini-card{
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);padding:28px 24px;
  box-shadow:0 4px 16px rgba(16,51,31,.04);
  transition:all .3s ease;
}
.service-mini-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(18,165,92,.3);}
.mini-icon{
  width:48px;height:48px;border-radius:12px;
  background:rgba(18,165,92,.12);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;margin-bottom:16px;
}
.service-mini-card h4{font-size:1.0625rem;font-weight:700;color:var(--dark);margin-bottom:6px;}
.service-mini-card p{font-size:.875rem;color:var(--muted);line-height:1.6;margin-bottom:0;}
@media (max-width:991px){
  .service-large-card{flex-direction:column;padding:32px 28px;gap:28px;}
  .service-large-card.reverse{flex-direction:column;}
  .service-thumb{width:100%;height:220px;}
  .service-mini-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:576px){
  .service-mini-grid{grid-template-columns:1fr;}
  .service-points{grid-template-columns:1fr;}
  .service-large-card{padding:24px 20px;}
}
/* Compare Section */
.compare-section{background:var(--dark);color:#fff;}
.compare-section .section-title{color:#fff;}
.compare-section .section-sub{color:rgba(255,255,255,.75);}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.compare-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--radius-large);padding:40px;
}
.compare-card.bad{background:rgba(255,138,61,.06);border-color:rgba(255,138,61,.2);}
.compare-card.good{background:rgba(18,165,92,.08);border-color:rgba(18,165,92,.28);}
.compare-head{display:flex;align-items:center;gap:12px;margin-bottom:28px;}
.compare-head .ci{
  width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:1rem;
}
.compare-card.bad .ci{background:rgba(255,138,61,.18);color:#FF8A3D;}
.compare-card.good .ci{background:rgba(18,165,92,.18);color:#12A55C;}
.compare-head h3{font-size:1.25rem;font-weight:700;margin-bottom:0;}
.compare-item{margin-bottom:24px;}
.compare-item:last-child{margin-bottom:0;}
.compare-item-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;}
.compare-item-head .cil{font-size:.875rem;color:rgba(255,255,255,.8);}
.compare-item-head .civ{font-family:var(--font-num);font-weight:700;font-size:1.05rem;}
.compare-bar{height:4px;border-radius:99px;background:rgba(255,255,255,.14);overflow:hidden;}
.compare-bar span{display:block;height:100%;border-radius:99px;}
.compare-card.bad .compare-bar span{background:linear-gradient(90deg,#FF8A3D,#F5641C);}
.compare-card.good .compare-bar span{background:linear-gradient(90deg,#12A55C,#2CD584);}
.compare-diff{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--gradient-accent);color:#fff;
  border-radius:99px;padding:6px 16px;font-size:.8125rem;font-weight:700;
  margin-top:24px;
}
@media (max-width:991px){
  .compare-grid{grid-template-columns:1fr;}
  .compare-card{padding:28px 24px;}
}
/* News Section */
.news-section{background:#fff;}
.news-list{display:flex;flex-direction:column;gap:24px;max-width:1100px;margin:0 auto;}
.news-card{
  display:flex;gap:24px;background:var(--bg);
  border:1px solid transparent;border-radius:var(--radius-card);
  padding:20px;transition:all .3s ease;
}
.news-card:hover{
  border-color:rgba(18,165,92,.2);background:#fff;
  box-shadow:var(--shadow);transform:translateY(-4px);
}
.news-thumb{width:240px;height:160px;border-radius:14px;overflow:hidden;flex-shrink:0;}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body{flex:1;display:flex;flex-direction:column;}
.news-cat{
  display:inline-flex;align-items:center;width:fit-content;
  background:rgba(18,165,92,.12);color:var(--primary);
  font-size:.75rem;font-weight:600;padding:4px 12px;border-radius:99px;
  margin-bottom:10px;
}
.news-body h3{font-size:1.125rem;font-weight:700;color:var(--dark);margin-bottom:8px;line-height:1.4;}
.news-body p{
  font-size:.9375rem;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;
  overflow:hidden;margin-bottom:12px;
}
.news-meta{display:flex;justify-content:space-between;align-items:center;margin-top:auto;}
.news-date{font-size:.8125rem;color:var(--muted);}
.news-more{font-size:.875rem;font-weight:600;color:var(--primary);display:inline-flex;gap:6px;align-items:center;}
.news-more i{transition:transform .25s ease;}
.news-card:hover .news-more i{transform:translateX(4px);}
.news-empty{
  text-align:center;padding:60px 20px;color:var(--muted);
  background:var(--bg);border-radius:var(--radius-large);
  font-size:1rem;
}
@media (max-width:768px){
  .news-card{flex-direction:column;padding:16px;}
  .news-thumb{width:100%;height:180px;}
  .news-body p{-webkit-line-clamp:3;}
}
/* FAQ */
.faq-section{background:var(--bg);}
.faq-list{max-width:840px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);margin-bottom:16px;
  overflow:hidden;transition:box-shadow .3s ease;
}
.faq-item:hover{box-shadow:var(--shadow);}
.faq-question{
  display:flex;align-items:center;gap:16px;
  padding:22px 24px;cursor:pointer;user-select:none;
}
.faq-q{
  width:32px;height:32px;border-radius:10px;flex-shrink:0;
  background:rgba(18,165,92,.12);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-size:.8125rem;font-weight:700;
}
.faq-question h4{font-size:1rem;font-weight:700;color:var(--dark);flex:1;margin:0;line-height:1.5;}
.faq-icon{
  width:32px;height:32px;border-radius:50%;flex-shrink:0;
  background:var(--bg);color:var(--muted);
  display:flex;align-items:center;justify-content:center;
  font-size:.75rem;transition:transform .3s ease,background .3s ease,color .3s ease;
}
.faq-item:not(.collapsed) .faq-icon{transform:rotate(180deg);background:var(--primary);color:#fff;}
.faq-answer{padding:0 24px 0 72px;}
.faq-answer p{
  padding-bottom:22px;color:var(--muted);font-size:.9375rem;
  line-height:1.8;border-top:1px solid var(--border);padding-top:16px;
}
@media (max-width:768px){
  .faq-answer{padding:0 20px 0 20px;}
}
/* CTA / Form */
.cta-section{background:var(--dark);}
.cta-card{
  background:var(--gradient);
  border-radius:32px;padding:60px;
  color:#fff;position:relative;overflow:hidden;
  box-shadow:var(--shadow-hover);
}
.cta-card::before{
  content:'';position:absolute;right:-80px;top:-80px;
  width:300px;height:300px;border-radius:50%;
  background:rgba(255,255,255,.06);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;position:relative;z-index:2;}
.cta-info h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;line-height:1.3;margin-bottom:20px;}
.cta-info p{color:rgba(255,255,255,.88);line-height:1.8;font-size:1rem;margin-bottom:28px;}
.cta-contact{display:flex;flex-direction:column;gap:14px;}
.cta-contact .cc{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
  border-radius:14px;padding:14px 18px;font-size:.9375rem;
}
.cta-contact .cc i{color:var(--accent);font-size:1.1rem;width:24px;text-align:center;}
.lead-form{
  background:#fff;border-radius:24px;padding:36px;
  box-shadow:0 20px 48px rgba(0,0,0,.18);
}
.lead-form .form-title{font-size:1.25rem;font-weight:700;color:var(--dark);margin-bottom:6px;}
.lead-form .form-sub{font-size:.875rem;color:var(--muted);margin-bottom:24px;}
.lead-form .form-label{font-size:.875rem;font-weight:600;color:var(--dark);margin-bottom:6px;}
.lead-form .form-control,.lead-form .form-select{
  height:48px;border-radius:10px;border:1.5px solid var(--border);
  padding:10px 16px;font-size:.9375rem;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
  background:#F9FBFA;
}
.lead-form .form-control:focus,.lead-form .form-select:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(18,165,92,.15);
  background:#fff;outline:none;
}
.lead-form textarea.form-control{height:auto;min-height:96px;resize:vertical;}
.lead-form .form-msg{font-size:.8125rem;color:var(--muted);margin-top:12px;min-height:20px;}
@media (max-width:991px){
  .cta-card{padding:36px 28px;border-radius:24px;}
  .cta-grid{grid-template-columns:1fr;gap:36px;}
  .lead-form{padding:28px 24px;}
}
@media (max-width:576px){
  .cta-card{padding:28px 20px;}
  .btn-accent{width:100%;}
}
/* Footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,.78);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:48px;padding-bottom:56px;}
.footer-brand{font-size:1.35rem;font-weight:800;color:#fff;display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-icon{background:var(--gradient-accent);}
.footer-about{font-size:.9rem;line-height:1.8;color:rgba(255,255,255,.68);max-width:300px;}
.footer-title{font-size:1rem;font-weight:700;color:#fff;margin-bottom:20px;position:relative;padding-bottom:10px;}
.footer-title::after{content:'';position:absolute;left:0;bottom:0;width:32px;height:3px;border-radius:99px;background:var(--gradient-accent);}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.68);transition:color .2s ease,padding-left .2s ease;}
.footer-links a:hover{color:#fff;padding-left:4px;}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px;font-size:.9rem;color:rgba(255,255,255,.68);}
.footer-contact i{color:var(--accent);margin-top:4px;width:16px;text-align:center;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:24px 0;display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:12px;font-size:.8125rem;color:rgba(255,255,255,.5);
}
.footer-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(18,165,92,.22);color:#2CD584;
  border-radius:99px;padding:4px 14px;font-size:.75rem;font-weight:600;
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:576px){
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;text-align:center;}
}
/* Utility */
.data-chip{
  display:inline-block;background:rgba(18,165,92,.12);
  color:var(--primary);border-radius:99px;
  padding:6px 16px;font-size:.8125rem;font-weight:600;
}
.text-primary-green{color:var(--primary);}
@media (max-width:768px){
  .section{padding:60px 0;}
  .section-head{margin-bottom:36px;}
}

/* roulang page: category1 */
:root {
            --primary: #12A55C;
            --primary-dark: #0B3B26;
            --accent: #FF8A3D;
            --accent-dark: #F56E1A;
            --bg: #F5F8F4;
            --card-bg: #FFFFFF;
            --text: #1E2A22;
            --text-muted: #5B7166;
            --border: #E2EBE4;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow: 0 12px 32px rgba(16, 51, 31, 0.08);
            --shadow-hover: 0 24px 48px rgba(16, 51, 31, 0.14);
            --gradient: linear-gradient(135deg, #12A55C 0%, #0B3B26 100%);
            --gradient-accent: linear-gradient(135deg, #FF8A3D 0%, #F56E1A 100%);
            --gradient-light: linear-gradient(135deg, rgba(18, 165, 92, 0.08) 0%, rgba(11, 59, 38, 0.04) 100%);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.3s ease, opacity 0.3s ease;
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 4px 20px rgba(16, 51, 31, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 78px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: 0 6px 16px rgba(18, 165, 92, 0.3);
        }

        .brand-text {
            font-size: 1.35rem;
            font-weight: 800;
            letter-spacing: 0.01em;
            color: var(--text);
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 30px;
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-muted);
            padding: 8px 16px;
            border-radius: 999px;
            transition: all 0.25s ease;
            position: relative;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(18, 165, 92, 0.08);
        }

        .nav-link.active {
            color: var(--primary);
            background: rgba(18, 165, 92, 0.12);
            font-weight: 700;
        }

        .nav-toggle {
            width: 46px;
            height: 46px;
            border: none;
            border-radius: 12px;
            background: var(--gradient-light);
            color: var(--primary);
            font-size: 1.2rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .mobile-menu {
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 12px 20px 18px;
        }

        .mobile-link {
            display: block;
            padding: 14px 12px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
            border-bottom: 1px solid #f0f5f1;
            transition: all 0.2s;
        }

        .mobile-link:last-child {
            border-bottom: none;
        }

        .mobile-link:hover {
            color: var(--primary);
            background: rgba(18, 165, 92, 0.06);
        }

        .mobile-link.active {
            color: var(--primary);
            background: rgba(18, 165, 92, 0.1);
        }

        /* ===== Hero ===== */
        .cat-hero {
            position: relative;
            border-radius: 0 0 40px 40px;
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-position: center;
            background-size: cover;
            padding: 110px 0 90px;
            color: #fff;
        }

        .cat-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 165, 92, 0.92) 0%, rgba(11, 59, 38, 0.95) 100%);
            z-index: 1;
        }

        .cat-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
            background-size: 44px 44px;
            z-index: 1;
        }

        .cat-hero .container {
            position: relative;
            z-index: 2;
        }

        .cat-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(8px);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 22px;
        }

        .cat-hero h1 {
            font-size: clamp(2.2rem, 4vw, 3.2rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: 0.01em;
        }

        .cat-hero .lead {
            font-size: 1.1rem;
            max-width: 640px;
            line-height: 1.8;
            opacity: 0.9;
            margin-bottom: 40px;
        }

        .hero-metrics {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 10px;
        }

        .metric-chip {
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(8px);
            border-radius: 16px;
            padding: 16px 22px;
            min-width: 150px;
            display: flex;
            flex-direction: column;
        }

        .metric-chip .value {
            font-family: "DIN Alternate", "Barlow Condensed", "Segoe UI", sans-serif;
            font-size: 1.7rem;
            font-weight: 700;
            line-height: 1.2;
            color: #fff;
        }

        .metric-chip .label {
            font-size: 0.85rem;
            opacity: 0.85;
            margin-top: 2px;
        }

        /* ===== Secção principal ===== */
        .page-section {
            padding: 90px 0;
        }

        .page-section.tight {
            padding: 60px 0;
        }

        .section-head {
            margin-bottom: 48px;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .section-head .eyebrow::before {
            content: "";
            width: 26px;
            height: 3px;
            background: var(--gradient-accent);
            border-radius: 4px;
        }

        .section-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text);
            letter-spacing: 0.01em;
            margin-bottom: 12px;
        }

        .section-head p {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 640px;
        }

        /* ===== Service List ===== */
        .service-layout {
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
        }

        .service-main {
            flex: 1 1 65%;
            min-width: 0;
        }

        .service-side {
            flex: 1 1 30%;
            min-width: 280px;
        }

        .service-list-item {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 30px;
            box-shadow: var(--shadow);
            display: flex;
            gap: 24px;
            margin-bottom: 20px;
            border: 1px solid transparent;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .service-list-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--gradient);
            border-radius: 4px;
            opacity: 0;
            transition: opacity 0.3s;
        }

        .service-list-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(18, 165, 92, 0.15);
        }

        .service-list-item:hover::before {
            opacity: 1;
        }

        .service-index {
            font-family: "DIN Alternate", "Segoe UI", sans-serif;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            opacity: 0.5;
            min-width: 36px;
        }

        .service-icon {
            width: 54px;
            height: 54px;
            border-radius: 16px;
            background: var(--gradient-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            flex-shrink: 0;
            transition: all 0.3s;
        }

        .service-list-item:hover .service-icon {
            background: var(--gradient);
            color: #fff;
        }

        .service-body {
            flex: 1;
            min-width: 0;
        }

        .service-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }

        .service-body p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg);
            border-radius: 999px;
            padding: 4px 12px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
        }

        .service-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--primary);
            white-space: nowrap;
            transition: gap 0.2s;
            align-self: center;
        }

        .service-link:hover {
            gap: 10px;
            color: var(--accent-dark);
        }

        /* ===== Side Cards ===== */
        .side-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow);
            margin-bottom: 20px;
            border: 1px solid #f0f5f1;
            transition: box-shadow 0.3s;
        }

        .side-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .side-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 18px;
        }

        .side-card h4 i {
            color: var(--primary);
        }

        .side-scene-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .side-scene-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 9px 0;
            border-bottom: 1px solid #f0f5f1;
            font-size: 0.92rem;
            color: var(--text-muted);
        }

        .side-scene-list li:last-child {
            border-bottom: none;
        }

        .side-scene-list li i {
            color: var(--accent);
            font-size: 0.85rem;
            margin-top: 4px;
        }

        .side-metric {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid #f0f5f1;
        }

        .side-metric:last-child {
            border-bottom: none;
        }

        .side-metric .num {
            font-family: "DIN Alternate", "Segoe UI", sans-serif;
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--primary);
        }

        .side-metric .desc {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        .side-card-accent {
            background: var(--gradient);
            color: #fff;
            border: none;
        }

        .side-card-accent h4 {
            color: #fff;
        }

        .side-card-accent h4 i {
            color: #FFD2A8;
        }

        .side-card-accent p {
            opacity: 0.9;
            font-size: 0.92rem;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .btn-accent {
            background: var(--gradient-accent);
            color: #fff;
            border: none;
            border-radius: 10px;
            padding: 12px 24px;
            font-weight: 600;
            box-shadow: 0 8px 20px rgba(255, 138, 61, 0.3);
            transition: all 0.3s ease;
        }

        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(255, 138, 61, 0.4);
            color: #fff;
        }

        .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, 0.8);
            border-radius: 10px;
            color: #fff;
            font-weight: 600;
            padding: 12px 24px;
            background: transparent;
            transition: all 0.3s;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: #fff;
        }

        .btn-green {
            background: var(--gradient);
            color: #fff;
            border: none;
            border-radius: 10px;
            padding: 14px 32px;
            font-weight: 600;
            box-shadow: 0 8px 24px rgba(18, 165, 92, 0.28);
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-green:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(18, 165, 92, 0.32);
            color: #fff;
        }

        .btn-outline-green {
            border: 2px solid var(--primary);
            color: var(--primary);
            border-radius: 10px;
            padding: 13px 30px;
            font-weight: 600;
            background: transparent;
            transition: all 0.3s;
        }

        .btn-outline-green:hover {
            background: rgba(18, 165, 92, 0.1);
            color: var(--primary);
        }

        /* ===== Data Performance ===== */
        .data-band {
            background: #fff;
            border-radius: 32px;
            box-shadow: var(--shadow);
            padding: 50px;
            border: 1px solid #f0f5f1;
        }

        .data-band-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }

        .band-item {
            text-align: center;
        }

        .band-item .num {
            font-family: "DIN Alternate", "Segoe UI", sans-serif;
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }

        .band-item .label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .progress-track {
            background: var(--bg);
            height: 8px;
            border-radius: 8px;
            overflow: hidden;
            margin-top: 8px;
        }

        .progress-fill {
            height: 100%;
            background: var(--gradient);
            border-radius: 8px;
        }

        .progress-row {
            margin-bottom: 22px;
        }

        .progress-row .top {
            display: flex;
            justify-content: space-between;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .progress-row .top span:last-child {
            color: var(--primary);
            font-weight: 700;
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow);
            border: 1px solid #f0f5f1;
            margin-bottom: 16px;
            overflow: hidden;
            transition: box-shadow 0.3s;
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            user-select: none;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text);
        }

        .faq-q-badge {
            width: 30px;
            height: 30px;
            border-radius: 8px;
            background: var(--gradient-light);
            color: var(--primary);
            font-weight: 800;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .faq-question .arrow {
            margin-left: auto;
            color: var(--text-muted);
            transition: transform 0.3s;
            font-size: 0.9rem;
        }

        .faq-item.open .faq-question .arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-answer {
            padding: 0 24px 24px 70px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            display: none;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            border-radius: 32px;
            overflow: hidden;
            background: url('/assets/images/backpic/back-2.png') center/cover;
            padding: 80px 50px;
            text-align: center;
            color: #fff;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 59, 38, 0.95), rgba(18, 165, 92, 0.88));
            z-index: 1;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 1rem;
            opacity: 0.9;
            margin-bottom: 32px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 30px;
            margin-top: 90px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--gradient-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .footer-about {
            font-size: 0.92rem;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }

        .footer-links,
        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li,
        .footer-contact li {
            margin-bottom: 10px;
            font-size: 0.92rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.75);
            transition: color 0.2s;
        }

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

        .footer-contact li i {
            width: 20px;
            color: var(--accent);
            margin-right: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.1);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.82rem;
            color: #fff;
        }

        .footer-badge i {
            color: var(--accent);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .page-section {
                padding: 65px 0;
            }

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

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

            .service-main,
            .service-side {
                flex: 1 1 100%;
            }

            .service-side {
                display: flex;
                gap: 20px;
                flex-wrap: wrap;
            }

            .side-card {
                flex: 1 1 calc(50% - 10px);
                min-width: 240px;
            }
        }

        @media (max-width: 767px) {
            .cat-hero {
                padding: 70px 0 60px;
                border-radius: 0 0 28px 28px;
            }

            .hero-metrics {
                gap: 10px;
            }

            .metric-chip {
                min-width: calc(50% - 10px);
                padding: 14px 16px;
            }

            .metric-chip .value {
                font-size: 1.4rem;
            }

            .page-section {
                padding: 50px 0;
            }

            .service-list-item {
                flex-direction: column;
                gap: 16px;
                padding: 24px;
            }

            .service-index {
                display: none;
            }

            .service-link {
                align-self: flex-start;
            }

            .service-side {
                flex-direction: column;
            }

            .side-card {
                flex: 1 1 auto;
            }

            .data-band {
                padding: 32px 24px;
                border-radius: 24px;
            }

            .data-band-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .band-item .num {
                font-size: 1.7rem;
            }

            .cta-section {
                padding: 60px 24px;
                border-radius: 24px;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }

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

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

            .site-footer {
                padding: 45px 0 24px;
                margin-top: 60px;
            }

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

            .faq-answer {
                padding-left: 24px;
            }

            .section-head {
                margin-bottom: 32px;
            }
        }

        @media (max-width: 520px) {
            .brand-text {
                font-size: 1.1rem;
            }

            .brand-icon {
                width: 38px;
                height: 38px;
                font-size: 17px;
            }

            .header-inner {
                height: 68px;
            }

            .cat-hero h1 {
                font-size: 1.8rem;
            }

            .cat-hero .lead {
                font-size: 0.95rem;
            }

            .metric-chip {
                padding: 12px 14px;
            }

            .metric-chip .value {
                font-size: 1.25rem;
            }

            .service-list-item {
                padding: 20px;
            }

            .service-icon {
                width: 46px;
                height: 46px;
                font-size: 1.1rem;
            }

            .side-card {
                padding: 22px;
            }

            .data-band {
                padding: 24px 16px;
            }

            .data-band-grid {
                gap: 14px;
            }

            .band-item .num {
                font-size: 1.4rem;
            }

            .cta-section h2 {
                font-size: 1.5rem;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }

            .faq-answer {
                padding: 0 18px 20px 52px;
            }
        }

        /* Focus states */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(18, 165, 92, 0.4);
            outline-offset: 2px;
        }

        .btn:focus-visible {
            box-shadow: 0 0 0 4px rgba(18, 165, 92, 0.25);
        }

/* roulang page: article */
:root {
  --primary: #12A55C;
  --primary-dark: #0B3B26;
  --accent: #FF8A3D;
  --accent-light: #FFB347;
  --bg: #F5F8F4;
  --card: #FFFFFF;
  --text: #1E2A22;
  --text-soft: #5B7166;
  --border: #E2EBE4;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow: 0 12px 32px rgba(16, 51, 31, 0.08);
  --shadow-hover: 0 24px 48px rgba(16, 51, 31, 0.14);
  --gradient: linear-gradient(135deg, #12A55C 0%, #0B3B26 100%);
  --gradient-accent: linear-gradient(135deg, #FF8A3D 0%, #FFB347 100%);
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  margin: 0;
  overscroll-behavior-y: none;
}
a { text-decoration: none; color: inherit; transition: all 0.25s ease; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; background: none; }
ul, ol { padding-left: 0; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }
.container-fluid { width: 100%; padding: 0 16px; }

.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(16, 51, 31, 0.06);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 16px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.brand-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient);
  color: #fff;
  border-radius: 12px;
  font-size: 1.05rem;
  box-shadow: 0 8px 20px rgba(18, 165, 92, 0.25);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.brand-logo:hover .brand-icon { transform: rotate(-8deg) scale(1.05); }
.main-nav {
  display: flex;
  gap: 4px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav-link {
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text-soft);
  line-height: 1.4;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--primary);
  background: rgba(18, 165, 92, 0.08);
}
.nav-link.active {
  color: var(--primary);
  background: rgba(18, 165, 92, 0.1);
  font-weight: 700;
}
.mobile-toggle {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: var(--bg);
  color: var(--primary-dark);
  font-size: 1.15rem;
  transition: all 0.25s ease;
  flex-shrink: 0;
}
.mobile-toggle:hover { background: rgba(18, 165, 92, 0.1); color: var(--primary); }
.mobile-menu {
  display: none;
  padding: 10px 16px 20px;
  background: #fff;
  border-top: 1px solid var(--border);
}
.mobile-menu.open { display: block; }
.mobile-link {
  display: block;
  padding: 14px 16px;
  border-radius: 10px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
  font-size: 0.975rem;
  transition: all 0.2s ease;
}
.mobile-link:hover,
.mobile-link.active {
  background: rgba(18, 165, 92, 0.08);
  color: var(--primary);
}

.article-hero {
  position: relative;
  padding: 64px 0 88px;
  background: var(--primary-dark);
  overflow: hidden;
}
.article-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  opacity: 0.35;
}
.article-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11, 59, 38, 0.94) 0%, rgba(18, 165, 92, 0.72) 100%);
}
.article-hero-content {
  position: relative;
  z-index: 2;
}
.breadcrumb-custom {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 22px;
  flex-wrap: wrap;
}
.breadcrumb-custom a {
  color: rgba(255, 255, 255, 0.88);
  font-weight: 500;
  transition: color 0.2s ease;
}
.breadcrumb-custom a:hover { color: #fff; }
.breadcrumb-custom i { font-size: 0.6rem; opacity: 0.6; }
.article-title {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.32;
  margin-bottom: 20px;
  max-width: 900px;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  letter-spacing: 0.02em;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 500;
  backdrop-filter: blur(6px);
}

.article-main {
  padding: 0 0 72px;
  background: var(--bg);
}
.article-content {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4.5vw, 56px);
  box-shadow: var(--shadow);
  max-width: 860px;
  margin: -48px auto 0;
  position: relative;
  z-index: 3;
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--text);
}
.article-content > *:last-child { margin-bottom: 0; }
.article-content > *:first-child { margin-top: 0; }
.article-content h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin: 42px 0 18px;
  padding-left: 14px;
  border-left: 4px solid var(--primary);
  line-height: 1.4;
}
.article-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 34px 0 14px;
  line-height: 1.4;
}
.article-content p {
  margin-bottom: 20px;
}
.article-content strong {
  color: var(--primary-dark);
  font-weight: 700;
}
.article-content a {
  color: var(--primary);
  font-weight: 600;
  border-bottom: 1px solid rgba(18, 165, 92, 0.35);
}
.article-content a:hover {
  color: var(--accent);
  border-color: var(--accent);
}
.article-content ul,
.article-content ol {
  margin: 18px 0 22px;
  padding-left: 24px;
}
.article-content li {
  margin-bottom: 10px;
  padding-left: 2px;
}
.article-content ul li::marker {
  color: var(--primary);
}
.article-content ol li::marker {
  color: var(--primary);
  font-weight: 700;
}
.article-content blockquote {
  margin: 26px 0;
  padding: 22px 26px;
  background: rgba(18, 165, 92, 0.06);
  border-left: 4px solid var(--primary);
  border-radius: 0 14px 14px 0;
  color: var(--text-soft);
  font-size: 1rem;
  font-style: normal;
}
.article-content blockquote p { margin: 0; }
.article-content blockquote footer {
  margin-top: 10px;
  font-size: 0.875rem;
  color: var(--text-soft);
}
.article-content img {
  border-radius: 16px;
  margin: 24px auto;
  box-shadow: var(--shadow);
}
.article-content figure {
  margin: 24px 0;
}
.article-content figure img {
  margin-bottom: 8px;
}
.article-content figcaption {
  font-size: 0.85rem;
  color: var(--text-soft);
  text-align: center;
  line-height: 1.5;
}
.article-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 34px 0;
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.95rem;
}
.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: 12px 14px;
  text-align: left;
}
.article-content th {
  background: rgba(18, 165, 92, 0.06);
  color: var(--primary-dark);
  font-weight: 700;
}

.article-not-found {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 72px 32px;
  text-align: center;
  box-shadow: var(--shadow);
  max-width: 720px;
  margin: -48px auto 0;
  position: relative;
  z-index: 3;
}
.not-found-icon {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 18px;
}
.article-not-found h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 12px;
}
.article-not-found p {
  color: var(--text-soft);
  margin-bottom: 28px;
  font-size: 1rem;
}
.btn-back-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  background: var(--gradient);
  color: #fff;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 10px 26px rgba(18, 165, 92, 0.25);
  transition: all 0.3s ease;
}
.btn-back-home:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(18, 165, 92, 0.35);
}

.related-section {
  padding: 76px 0 80px;
  background: #fff;
}
.section-heading {
  text-align: center;
  margin-bottom: 48px;
}
.section-heading h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}
.section-heading p {
  color: var(--text-soft);
  font-size: 1rem;
  max-width: 560px;
  margin: 0 auto;
}
.related-grid {
  margin: 0 -10px;
  row-gap: 24px;
}
.related-card {
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 100%;
  border: 1px solid var(--border);
  transition: all 0.32s ease;
}
.related-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}
.related-card .card-img {
  height: 190px;
  overflow: hidden;
  position: relative;
}
.related-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.related-card:hover .card-img img {
  transform: scale(1.06);
}
.related-card .card-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0) 55%, rgba(11, 59, 38, 0.25) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.related-card:hover .card-img::after { opacity: 1; }
.related-card .card-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.related-card .card-cat {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(18, 165, 92, 0.08);
  padding: 5px 14px;
  border-radius: 999px;
  align-self: flex-start;
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}
.related-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.42;
  margin-bottom: 10px;
  transition: color 0.25s ease;
}
.related-card:hover h3 { color: var(--primary); }
.related-card p {
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.related-card .card-more {
  margin-top: auto;
  padding-top: 16px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.25s ease;
}
.related-card .card-more i {
  transition: transform 0.3s ease;
}
.related-card:hover .card-more i {
  transform: translateX(4px);
}
.related-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 52px;
  flex-wrap: wrap;
}
.btn-outline-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border: 2px solid var(--primary);
  color: var(--primary);
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  background: transparent;
  transition: all 0.3s ease;
}
.btn-outline-brand:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(18, 165, 92, 0.2);
}
.btn-brand-solid {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  background: var(--gradient-accent);
  color: #fff;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  transition: all 0.3s ease;
}
.btn-brand-solid:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(255, 138, 61, 0.35);
}

.cta-section {
  padding: 76px 0;
  background: var(--bg);
}
.cta-inner {
  background: var(--gradient);
  border-radius: 32px;
  padding: clamp(34px, 6vw, 76px);
  text-align: center;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.cta-inner::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -40px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
}
.cta-inner::after {
  content: "";
  position: absolute;
  bottom: -100px;
  left: -30px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 138, 61, 0.12);
}
.cta-inner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
  position: relative;
  z-index: 1;
}
.cta-inner p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 640px;
  margin: 0 auto 30px;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 38px;
  background: var(--gradient-accent);
  color: #fff;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 12px 32px rgba(255, 138, 61, 0.35);
  transition: all 0.32s ease;
  position: relative;
  z-index: 1;
  border: none;
}
.cta-btn:hover {
  color: #fff;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 18px 44px rgba(255, 138, 61, 0.45);
}

.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 68px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 44px;
  padding-bottom: 48px;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.footer-about {
  font-size: 0.9rem;
  line-height: 1.75;
  max-width: 320px;
  color: rgba(255, 255, 255, 0.65);
}
.footer-title {
  color: #fff;
  font-size: 1.02rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 8px;
}
.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}
.footer-links,
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links li a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: all 0.25s ease;
  display: inline-block;
}
.footer-links li a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}
.footer-contact i {
  color: var(--primary);
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 24px;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}
.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(18, 165, 92, 0.2);
  border-radius: 999px;
  color: #7CE0AC;
  font-size: 0.8rem;
  font-weight: 600;
}

@media (max-width: 991px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .article-content,
  .article-not-found {
    margin-top: -24px;
    padding: 32px;
  }
  .main-nav .nav-link {
    padding: 9px 12px;
    font-size: 0.875rem;
  }
  .related-card .card-img { height: 170px; }
}

@media (max-width: 767px) {
  .site-header .container { min-height: 64px; }
  .main-nav { display: none !important; }
  .mobile-toggle { display: inline-flex !important; }
  .brand-logo { font-size: 1.05rem; }
  .brand-icon { width: 36px; height: 36px; font-size: 0.95rem; }
  .article-hero { padding: 44px 0 72px; }
  .article-hero .article-title { font-size: 1.5rem; }
  .article-meta { gap: 8px; }
  .meta-badge { padding: 6px 12px; font-size: 0.8rem; }
  .article-main { padding-bottom: 56px; }
  .article-content,
  .article-not-found {
    margin-top: -16px;
    padding: 22px 18px;
    border-radius: 16px;
    font-size: 1rem;
  }
  .article-content h2 { font-size: 1.25rem; }
  .article-content h3 { font-size: 1.1rem; }
  .related-section { padding: 56px 0 60px; }
  .related-card .card-img { height: 160px; }
  .related-actions { flex-direction: column; align-items: stretch; margin-top: 36px; }
  .related-actions .btn { width: 100%; justify-content: center; }
  .cta-section { padding: 56px 0; }
  .cta-inner { padding: 36px 22px; border-radius: 22px; }
  .cta-inner h2 { font-size: 1.4rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 36px; }
  .site-footer { padding-top: 52px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 10px; }
}

@media (max-width: 520px) {
  .container { padding: 0 12px; }
  .article-content,
  .article-not-found { padding: 18px 14px; }
  .article-hero .article-title { font-size: 1.35rem; }
  .meta-badge { font-size: 0.75rem; padding: 5px 10px; }
  .related-card .card-img { height: 140px; }
  .footer-bottom { font-size: 0.78rem; }
}

/* roulang page: category3 */
:root {
            --brand-green: #12A55C;
            --brand-green-dark: #0B3B26;
            --brand-orange: #FF8A3D;
            --bg-light: #F5F8F4;
            --card-white: #FFFFFF;
            --text-dark: #1E2A22;
            --text-muted: #5B7166;
            --border-light: #E2EBE4;
            --radius-card: 24px;
            --radius-card-sm: 16px;
            --radius-btn: 10px;
            --shadow-card: 0 12px 32px rgba(16, 51, 31, 0.08);
            --shadow-hover: 0 24px 48px rgba(16, 51, 31, 0.14);
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            background: var(--bg-light);
            color: var(--text-dark);
            line-height: 1.75;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        /* ---------- Navbar ---------- */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(16, 51, 31, 0.04);
        }

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

        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand-green), var(--brand-green-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }

        .logo-text {
            font-size: 1.45rem;
            font-weight: 800;
            color: var(--text-dark);
            letter-spacing: -0.3px;
        }

        .logo-text span {
            color: var(--brand-green);
        }

        .main-nav .nav-link {
            font-weight: 500;
            color: var(--text-dark);
            padding: 8px 18px !important;
            border-radius: 40px;
            font-size: 0.95rem;
            transition: all 0.25s ease;
        }

        .main-nav .nav-link:hover {
            color: var(--brand-green);
            background: rgba(18, 165, 92, 0.08);
        }

        .main-nav .nav-link.active {
            background: linear-gradient(135deg, var(--brand-green), #0d8b4c);
            color: #fff;
            box-shadow: 0 6px 16px rgba(18, 165, 92, 0.3);
        }

        .nav-cta-btn {
            background: linear-gradient(135deg, var(--brand-orange), #f76a2a);
            color: #fff !important;
            border-radius: 40px;
            padding: 10px 24px !important;
            font-weight: 600;
            box-shadow: 0 8px 20px rgba(255, 138, 61, 0.25);
        }

        .nav-cta-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(255, 138, 61, 0.35);
            color: #fff !important;
        }

        .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: 10px;
            padding: 8px 12px;
            background: var(--bg-light);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(18, 165, 92, 0.2);
        }

        .mobile-menu {
            background: #fff;
            padding: 16px;
            border-radius: 16px;
            box-shadow: var(--shadow-card);
            margin-top: 12px;
        }

        .mobile-menu .nav-link {
            padding: 12px 16px !important;
            border-radius: 12px;
            font-weight: 500;
            color: var(--text-dark);
        }

        .mobile-menu .nav-link:hover {
            background: rgba(18, 165, 92, 0.06);
        }

        .mobile-menu .nav-link.active {
            background: var(--brand-green);
            color: #fff;
        }

        /* ---------- Hero ---------- */
        .category-hero {
            position: relative;
            padding: 100px 0 90px;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            border-radius: 0 0 48px 48px;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 59, 38, 0.92), rgba(18, 165, 92, 0.75));
            border-radius: 0 0 48px 48px;
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 0.875rem;
            font-weight: 500;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }

        .hero-badge i {
            color: var(--brand-orange);
        }

        .category-hero h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            max-width: 780px;
            margin-bottom: 18px;
        }

        .category-hero .lead {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            max-width: 720px;
            margin-bottom: 12px;
        }

        .hero-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 30px;
        }

        .btn-brand-primary {
            background: linear-gradient(135deg, var(--brand-orange), #f76a2a);
            color: #fff !important;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 14px 34px;
            font-size: 1rem;
            border: none;
            box-shadow: 0 8px 24px rgba(255, 138, 61, 0.3);
            transition: all 0.3s ease;
        }

        .btn-brand-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 32px rgba(255, 138, 61, 0.4);
        }

        .btn-brand-outline {
            background: rgba(255, 255, 255, 0.12);
            color: #fff !important;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 14px 34px;
            font-size: 1rem;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            backdrop-filter: blur(4px);
            transition: all 0.3s ease;
        }

        .btn-brand-outline:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }

        /* ---------- Data Stats ---------- */
        .hero-stats {
            margin-top: 60px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 20px;
            padding: 24px 20px;
            backdrop-filter: blur(6px);
            text-align: center;
        }

        .stat-card .number {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            font-family: "DIN Alternate", "Barlow Condensed", "Segoe UI", sans-serif;
        }

        .stat-card .unit {
            font-size: 1rem;
            color: var(--brand-orange);
            font-weight: 600;
        }

        .stat-card .label {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.875rem;
            margin-top: 6px;
        }

        /* ---------- Section General ---------- */
        .section-block {
            padding: 90px 0;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-tag {
            display: inline-block;
            background: rgba(18, 165, 92, 0.1);
            color: var(--brand-green);
            font-weight: 600;
            font-size: 0.875rem;
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
        }

        .section-header h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .section-header p {
            color: var(--text-muted);
            max-width: 640px;
            font-size: 0.975rem;
        }

        /* ---------- Feature Cards ---------- */
        .feature-card-wrap {
            margin-bottom: 30px;
        }

        .feature-card {
            background: var(--card-white);
            border-radius: var(--radius-card);
            padding: 36px 32px;
            height: 100%;
            border: 1px solid rgba(226, 235, 228, 0.6);
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--brand-green), var(--brand-orange));
            opacity: 0;
            transition: opacity 0.3s;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(18, 165, 92, 0.12), rgba(18, 165, 92, 0.05));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--brand-green);
            margin-bottom: 20px;
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--text-muted);
            font-size: 0.925rem;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .feature-link {
            color: var(--brand-green);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .feature-link i {
            transition: transform 0.3s;
        }

        .feature-link:hover i {
            transform: translateX(4px);
        }

        /* ---------- Service List Section ---------- */
        .service-list-section {
            background: #fff;
        }

        .service-list-item {
            display: flex;
            align-items: flex-start;
            gap: 24px;
            padding: 32px 20px;
            border-bottom: 1px solid var(--border-light);
            transition: background 0.3s;
        }

        .service-list-item:last-child {
            border-bottom: none;
        }

        .service-list-item:hover {
            background: rgba(18, 165, 92, 0.02);
        }

        .service-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: rgba(18, 165, 92, 0.15);
            font-family: "DIN Alternate", "Segoe UI", sans-serif;
            min-width: 48px;
        }

        .service-detail h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .service-detail p {
            color: var(--text-muted);
            font-size: 0.925rem;
            margin-bottom: 12px;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .service-tag {
            background: rgba(18, 165, 92, 0.08);
            color: var(--brand-green);
            border-radius: 20px;
            padding: 4px 14px;
            font-size: 0.8rem;
            font-weight: 500;
        }

        /* ---------- Comparison Section ---------- */
        .comparison-section {
            background: linear-gradient(135deg, #0B3B26, #0e4d31);
            padding: 90px 0;
            color: #fff;
        }

        .comparison-section .section-tag {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        .comparison-section .section-header h2 {
            color: #fff;
        }

        .comparison-section .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .compare-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 24px;
            padding: 36px;
            height: 100%;
            backdrop-filter: blur(6px);
        }

        .compare-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .compare-item {
            margin-bottom: 18px;
        }

        .compare-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
            font-size: 0.9rem;
        }

        .compare-value {
            font-weight: 700;
            color: var(--brand-orange);
        }

        .compare-bar {
            height: 4px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 4px;
            overflow: hidden;
        }

        .compare-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--brand-green), var(--brand-orange));
            border-radius: 4px;
        }

        .compare-card.old .compare-value {
            color: rgba(255, 255, 255, 0.5);
        }

        /* ---------- Image Content Section ---------- */
        .media-section {
            background: var(--bg-light);
        }

        .media-image-card {
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            height: 100%;
            min-height: 300px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .media-image-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .media-text-card {
            background: #fff;
            border-radius: 24px;
            padding: 44px;
            box-shadow: var(--shadow-card);
            height: 100%;
        }

        .media-text-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .media-text-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 16px;
        }

        .check-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }

        .check-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 0.925rem;
        }

        .check-list li i {
            color: var(--brand-green);
            margin-top: 4px;
        }

        /* ---------- Process Timeline ---------- */
        .process-section {
            background: #fff;
        }

        .timeline-wrap {
            position: relative;
            padding-left: 32px;
        }

        .timeline-wrap::before {
            content: "";
            position: absolute;
            left: 10px;
            top: 0;
            width: 2px;
            height: 100%;
            background: linear-gradient(180deg, var(--brand-green), var(--brand-orange));
        }

        .timeline-item {
            position: relative;
            padding: 12px 0 24px 20px;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: -26px;
            top: 24px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand-green);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px rgba(18, 165, 92, 0.3);
        }

        .timeline-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .timeline-item p {
            color: var(--text-muted);
            font-size: 0.925rem;
            margin: 0;
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            background: var(--bg-light);
        }

        .faq-item {
            background: #fff;
            border-radius: 16px;
            padding: 8px 24px;
            margin-bottom: 14px;
            border: 1px solid rgba(226, 235, 228, 0.6);
            box-shadow: 0 4px 14px rgba(16, 51, 31, 0.04);
            transition: all 0.3s ease;
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-dark);
        }

        .faq-question .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: rgba(18, 165, 92, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--brand-green);
            transition: transform 0.3s;
        }

        .faq-item[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            padding: 0 0 18px;
            color: var(--text-muted);
            font-size: 0.925rem;
            line-height: 1.7;
            display: none;
        }

        .faq-item[aria-expanded="true"] .faq-answer {
            display: block;
        }

        /* ---------- CTA Section ---------- */
        .cta-section {
            background: linear-gradient(135deg, #0B3B26, #125a38);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(18, 165, 92, 0.2);
            top: -200px;
            right: -120px;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-inner {
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            margin-bottom: 30px;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--brand-green-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
        }

        .footer-brand .brand-icon {
            background: linear-gradient(135deg, var(--brand-orange), #f76a2a);
        }

        .footer-brand span {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
        }

        .footer-about {
            font-size: 0.9rem;
            line-height: 1.8;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: var(--brand-orange);
        }

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
            font-size: 0.9rem;
        }

        .footer-contact i {
            color: var(--brand-orange);
            width: 20px;
            text-align: center;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 16px;
            padding: 30px 0;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 138, 61, 0.15);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.8rem;
            color: var(--brand-orange);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

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

            .section-block {
                padding: 60px 0;
            }
        }

        @media (max-width: 767px) {
            .category-hero {
                padding: 60px 0 50px;
            }

            .category-hero .lead {
                font-size: 0.95rem;
            }

            .hero-links {
                flex-direction: column;
                width: 100%;
            }

            .hero-links .btn {
                width: 100%;
                text-align: center;
            }

            .hero-stats {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                margin-top: 40px;
            }

            .stat-card {
                padding: 18px 14px;
            }

            .stat-card .number {
                font-size: 1.6rem;
            }

            .section-block {
                padding: 45px 0;
            }

            .service-list-item {
                flex-direction: column;
                gap: 12px;
                padding: 24px 16px;
            }

            .service-num {
                font-size: 1.2rem;
            }

            .media-text-card {
                padding: 28px;
            }

            .compare-card {
                padding: 24px 20px;
                margin-bottom: 20px;
            }

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

            .footer-bottom {
                flex-direction: column;
                gap: 10px;
                text-align: center;
            }

            .timeline-wrap {
                padding-left: 20px;
            }

            .timeline-item {
                padding-left: 12px;
            }
        }

        @media (max-width: 520px) {
            .hero-stats {
                grid-template-columns: 1fr;
            }

            .stat-card {
                display: flex;
                justify-content: center;
                align-items: baseline;
                gap: 8px;
            }

            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
        }

/* roulang page: category2 */
:root {
      --brand-green: #12A55C;
      --brand-orange: #FF8A3D;
      --brand-deep: #0B3B26;
      --bg-soft: #F5F8F4;
      --card-bg: #FFFFFF;
      --text-main: #1E2A22;
      --text-weak: #5B7166;
      --border-soft: #E2EBE4;
      --radius-lg: 24px;
      --radius-md: 16px;
      --radius-sm: 10px;
      --radius-pill: 999px;
      --shadow-card: 0 12px 32px rgba(16, 51, 31, 0.08);
      --shadow-hover: 0 24px 48px rgba(16, 51, 31, 0.14);
      --gradient-brand: 135deg, #12A55C 0%, #0B3B26 100%;
      --gradient-cta: 135deg, #FF8A3D 0%, #F26B21 100%;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
      font-size: 1rem;
      line-height: 1.7;
      color: var(--text-main);
      background: var(--bg-soft);
      -webkit-font-smoothing: antialiased;
    }

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

    a:hover {
      color: var(--brand-green);
    }

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

    button,
    input,
    select,
    textarea {
      font: inherit;
    }

    .container {
      max-width: 1240px;
    }

    .d-none {
      display: none !important;
    }

    /* 头部导航 */
    .site-header {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-soft);
      position: relative;
      z-index: 100;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 76px;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.25rem;
      color: var(--brand-deep);
      letter-spacing: 0.02em;
    }

    .brand-logo:hover {
      color: var(--brand-deep);
    }

    .brand-icon {
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: var(--gradient-brand);
      color: #FFFFFF;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 1.1rem;
      box-shadow: 0 8px 18px rgba(18, 165, 92, 0.24);
    }

    .brand-text {
      white-space: nowrap;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 30px;
    }

    .nav-link {
      position: relative;
      padding: 10px 18px;
      color: var(--text-weak);
      font-weight: 600;
      border-radius: var(--radius-pill);
      transition: color 0.25s ease, background 0.25s ease;
    }

    .nav-link:hover {
      color: var(--brand-green);
      background: rgba(18, 165, 92, 0.08);
    }

    .nav-link.active {
      color: var(--brand-deep);
      background: rgba(18, 165, 92, 0.14);
    }

    .nav-link.active::after {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 4px;
      height: 3px;
      border-radius: 2px;
      background: var(--gradient-brand);
    }

    .nav-link:focus-visible,
    .btn-brand:focus-visible,
    .btn-light-line:focus-visible {
      outline: 3px solid rgba(18, 165, 92, 0.35);
      outline-offset: 2px;
    }

    .navbar-toggler-mobile {
      border: 0;
      background: transparent;
      color: var(--brand-deep);
      font-size: 1.4rem;
      width: 48px;
      height: 48px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      transition: background 0.2s ease;
    }

    .navbar-toggler-mobile:hover {
      background: rgba(18, 165, 92, 0.1);
    }

    .mobile-nav-wrap {
      border-top: 1px solid var(--border-soft);
      background: #FFFFFF;
      padding: 14px 20px 20px;
    }

    .mobile-nav {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .mobile-nav-link {
      display: block;
      padding: 14px 16px;
      border-radius: var(--radius-sm);
      color: var(--text-main);
      font-weight: 600;
      font-size: 1rem;
      min-height: 48px;
      line-height: 1.3;
    }

    .mobile-nav-link.active {
      background: rgba(18, 165, 92, 0.12);
      color: var(--brand-deep);
    }

    .mobile-nav-link:hover {
      background: rgba(18, 165, 92, 0.07);
    }

    /* 局部 Hero */
    .category-hero-section {
      padding: 28px 0 0;
    }

    .category-hero {
      position: relative;
      border-radius: 32px;
      padding: 72px 56px 64px;
      background:
        linear-gradient(135deg, rgba(11, 59, 38, 0.92) 0%, rgba(18, 165, 92, 0.78) 100%),
        url('/assets/images/backpic/back-2.png') center / cover no-repeat,
        var(--brand-deep);
      color: #FFFFFF;
      overflow: hidden;
      box-shadow: 0 28px 64px rgba(11, 59, 38, 0.25);
    }

    .category-hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 70px);
      pointer-events: none;
    }

    .category-hero::before {
      content: "";
      position: absolute;
      right: -80px;
      top: -80px;
      width: 320px;
      height: 320px;
      background: radial-gradient(circle, rgba(255, 138, 61, 0.4) 0%, transparent 70%);
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 2;
    }

    .hero-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.16);
      border: 1px solid rgba(255, 255, 255, 0.24);
      color: #FFFFFF;
      padding: 8px 20px;
      border-radius: var(--radius-pill);
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 0.02em;
    }

    .hero-title {
      font-size: clamp(2rem, 4vw, 3.2rem);
      line-height: 1.25;
      font-weight: 800;
      margin-top: 22px;
      margin-bottom: 0;
      color: #FFFFFF;
      letter-spacing: 0.01em;
    }

    .hero-sub {
      margin: 18px 0 32px;
      max-width: 720px;
      color: rgba(255, 255, 255, 0.88);
      font-size: 1.06rem;
      line-height: 1.8;
    }

    .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    .btn-brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: var(--gradient-cta);
      color: #FFFFFF;
      font-weight: 700;
      padding: 14px 28px;
      border-radius: var(--radius-sm);
      border: none;
      box-shadow: 0 10px 24px rgba(255, 138, 61, 0.28);
      transition: transform 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
      cursor: pointer;
    }

    .btn-brand:hover {
      color: #FFFFFF;
      transform: translateY(-3px);
      box-shadow: 0 16px 32px rgba(255, 138, 61, 0.36);
    }

    .btn-light-line {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.95);
      color: var(--brand-deep);
      font-weight: 700;
      padding: 14px 28px;
      border-radius: var(--radius-sm);
      border: none;
      transition: transform 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
      cursor: pointer;
    }

    .btn-light-line:hover {
      color: var(--brand-green);
      transform: translateY(-3px);
      box-shadow: var(--shadow-card);
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 56px;
    }

    .hero-metric {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      transition: background 0.25s ease, transform 0.25s ease;
    }

    .hero-metric:hover {
      background: rgba(255, 255, 255, 0.18);
      transform: translateY(-4px);
    }

    .hero-metric strong {
      display: block;
      font-family: "DIN Alternate", "Barlow Condensed", "Segoe UI", sans-serif;
      font-size: 2rem;
      font-weight: 800;
      line-height: 1;
      letter-spacing: 0.02em;
      color: #FFFFFF;
    }

    .hero-metric span {
      display: block;
      margin-top: 8px;
      font-size: 0.9rem;
      color: rgba(255, 255, 255, 0.82);
    }

    /* 通用区块 */
    .section-block {
      padding: 96px 0;
    }

    .section-block.alt {
      background: #FFFFFF;
      border-top: 1px solid var(--border-soft);
      border-bottom: 1px solid var(--border-soft);
    }

    .section-head {
      margin-bottom: 48px;
    }

    .section-head.center {
      text-align: center;
    }

    .section-head.center .section-sub {
      margin-left: auto;
      margin-right: auto;
    }

    .eyebrow-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(18, 165, 92, 0.1);
      color: var(--brand-green);
      font-size: 0.82rem;
      font-weight: 700;
      padding: 6px 14px;
      border-radius: var(--radius-pill);
      margin-bottom: 16px;
      letter-spacing: 0.02em;
    }

    .eyebrow-dark {
      background: rgba(255, 255, 255, 0.14) !important;
      color: #FFFFFF !important;
    }

    .section-title {
      font-size: clamp(1.6rem, 3vw, 2.2rem);
      font-weight: 800;
      color: var(--brand-deep);
      line-height: 1.3;
      margin-bottom: 0;
    }

    .section-sub {
      color: var(--text-weak);
      max-width: 640px;
      margin-top: 12px;
      font-size: 1rem;
      line-height: 1.8;
    }

    /* 对比面板 */
    .compare-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
      align-items: stretch;
    }

    .compare-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
      padding: 34px;
      border: 1px solid var(--border-soft);
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .compare-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .compare-card.old {
      border-top: 4px solid #A8BDB2;
    }

    .compare-card.new {
      border-top: 4px solid var(--brand-orange);
    }

    .compare-card h3 {
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--brand-deep);
      display: flex;
      gap: 10px;
      align-items: center;
      margin-bottom: 0;
    }

    .compare-card h3 i {
      font-size: 1.2rem;
    }

    .compare-card.old h3 i {
      color: #A8BDB2;
    }

    .compare-card.new h3 i {
      color: var(--brand-orange);
    }

    .compare-list {
      list-style: none;
      padding: 0;
      margin: 20px 0 0;
    }

    .compare-list li {
      display: flex;
      gap: 12px;
      padding: 13px 0;
      border-bottom: 1px dashed var(--border-soft);
      color: var(--text-main);
      font-size: 0.96rem;
      line-height: 1.6;
    }

    .compare-list li:last-child {
      border-bottom: 0;
    }

    .compare-list li i {
      margin-top: 4px;
      flex-shrink: 0;
    }

    .compare-list.old li i {
      color: #A8BDB2;
    }

    .compare-list.new li i {
      color: var(--brand-green);
    }

    .compare-metrics {
      margin-top: 32px;
      background: var(--bg-soft);
      border-radius: var(--radius-md);
      padding: 12px 26px;
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 16px;
      align-items: center;
      padding: 16px 0;
      border-bottom: 1px dashed var(--border-soft);
    }

    .compare-row:last-child {
      border-bottom: 0;
    }

    .compare-label {
      color: var(--text-weak);
      font-size: 0.92rem;
      font-weight: 600;
    }

    .compare-old {
      color: var(--text-weak);
      font-weight: 700;
    }

    .compare-new {
      color: var(--brand-green);
      font-weight: 800;
      font-family: "DIN Alternate", "Segoe UI", sans-serif;
    }

    .compare-highlight .compare-new {
      color: var(--brand-orange);
    }

    /* 聚合能力 */
    .capability-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }

    .capability-item {
      display: flex;
      gap: 24px;
      align-items: flex-start;
      background: var(--bg-soft);
      border-radius: var(--radius-lg);
      padding: 30px;
      border: 1px solid var(--border-soft);
      transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    }

    .capability-item:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      background: #FFFFFF;
    }

    .capability-num {
      font-family: "DIN Alternate", "Barlow Condensed", "Segoe UI", sans-serif;
      font-size: 2.2rem;
      font-weight: 800;
      line-height: 1;
      color: var(--brand-green);
      -webkit-text-fill-color: transparent;
      -webkit-text-stroke: 1.5px var(--brand-green);
      white-space: nowrap;
    }

    .capability-item h3 {
      font-size: 1.15rem;
      font-weight: 800;
      color: var(--brand-deep);
      margin-bottom: 8px;
    }

    .capability-item p {
      color: var(--text-weak);
      font-size: 0.95rem;
      margin: 0;
      line-height: 1.75;
    }

    /* 项目覆盖 */
    .coverage-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .coverage-card {
      background: var(--card-bg);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
      border: 1px solid var(--border-soft);
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

    .coverage-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .coverage-thumb {
      height: 180px;
      overflow: hidden;
    }

    .coverage-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .coverage-card:hover .coverage-thumb img {
      transform: scale(1.06);
    }

    .coverage-body {
      padding: 22px;
    }

    .coverage-body h3 {
      font-size: 1.1rem;
      font-weight: 800;
      color: var(--brand-deep);
      margin-bottom: 8px;
    }

    .coverage-body p {
      color: var(--text-weak);
      font-size: 0.9rem;
      margin: 0;
      line-height: 1.7;
    }

    /* 接入流程 */
    .process-section {
      background: var(--brand-deep);
      color: #FFFFFF;
      position: relative;
    }

    .process-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
      background-size: 40px 40px;
      pointer-events: none;
    }

    .process-section .container {
      position: relative;
      z-index: 1;
    }

    .process-section .section-title {
      color: #FFFFFF;
    }

    .process-section .section-sub {
      color: rgba(255, 255, 255, 0.75);
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .process-item {
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-lg);
      padding: 36px;
      transition: background 0.25s ease, transform 0.25s ease;
    }

    .process-item:hover {
      background: rgba(255, 255, 255, 0.1);
      transform: translateY(-5px);
    }

    .process-step {
      font-family: "DIN Alternate", "Barlow Condensed", "Segoe UI", sans-serif;
      font-size: 2rem;
      font-weight: 800;
      line-height: 1;
      color: var(--brand-orange);
    }

    .process-item h3 {
      font-size: 1.2rem;
      font-weight: 800;
      color: #FFFFFF;
      margin: 16px 0 10px;
    }

    .process-item p {
      color: rgba(255, 255, 255, 0.78);
      font-size: 0.95rem;
      margin: 0;
      line-height: 1.75;
    }

    /* FAQ */
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .faq-card {
      background: var(--card-bg);
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      padding: 28px;
      transition: transform 0.25s ease, box-shadow 0.25s ease;
    }

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

    .faq-q {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      font-weight: 800;
      color: var(--brand-deep);
      font-size: 1.05rem;
      line-height: 1.5;
    }

    .faq-q-badge {
      width: 28px;
      height: 28px;
      border-radius: 8px;
      background: var(--gradient-brand);
      color: #FFFFFF;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.85rem;
      font-weight: 800;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .faq-card p {
      color: var(--text-weak);
      font-size: 0.95rem;
      margin: 14px 0 0 40px;
      line-height: 1.8;
    }

    /* CTA 表单 */
    .cta-section {
      padding: 96px 0;
      background:
        linear-gradient(135deg, rgba(11, 59, 38, 0.04), rgba(18, 165, 92, 0.05)),
        var(--bg-soft);
    }

    .cta-card {
      background: #FFFFFF;
      border-radius: 32px;
      box-shadow: var(--shadow-hover);
      overflow: hidden;
      display: grid;
      grid-template-columns: 1fr 1fr;
      border: 1px solid var(--border-soft);
    }

    .cta-left {
      background: linear-gradient(135deg, var(--brand-deep) 0%, #176B44 100%);
      color: #FFFFFF;
      padding: 48px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .cta-left h2 {
      color: #FFFFFF;
      font-size: 1.8rem;
      font-weight: 800;
      line-height: 1.35;
      margin-bottom: 0;
    }

    .cta-left p {
      color: rgba(255, 255, 255, 0.8);
      margin-top: 14px;
      line-height: 1.8;
    }

    .cta-contact-list {
      list-style: none;
      padding: 0;
      margin: 28px 0 0;
      display: grid;
      gap: 16px;
    }

    .cta-contact-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      color: rgba(255, 255, 255, 0.92);
      font-size: 0.95rem;
    }

    .cta-contact-list i {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.12);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--brand-orange);
      flex-shrink: 0;
    }

    .cta-right {
      padding: 48px;
    }

    .form-label {
      font-weight: 700;
      color: var(--brand-deep);
      margin-bottom: 8px;
      font-size: 0.93rem;
    }

    .form-control {
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-sm);
      height: 48px;
      padding: 0 16px;
      background: var(--bg-soft);
      font-size: 0.95rem;
      transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    }

    .form-control:focus {
      border-color: var(--brand-green);
      box-shadow: 0 0 0 3px rgba(18, 165, 92, 0.15);
      background: #FFFFFF;
    }

    textarea.form-control {
      height: auto;
      padding: 12px 16px;
    }

    .form-select {
      border: 1px solid var(--border-soft);
      border-radius: var(--radius-sm);
      background-color: var(--bg-soft);
      height: 48px;
      padding: 0 40px 0 16px;
      font-size: 0.95rem;
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%235B7166' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
      background-repeat: no-repeat;
      background-position: right 16px center;
      background-size: 14px 14px;
      transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    }

    .form-select:focus {
      border-color: var(--brand-green);
      box-shadow: 0 0 0 3px rgba(18, 165, 92, 0.15);
      background-color: #FFFFFF;
    }

    .btn-submit {
      border: none;
      margin-top: 8px;
      padding: 14px 34px;
      font-size: 1rem;
    }

    .form-note {
      margin-top: 14px;
      font-size: 0.85rem;
      color: var(--text-weak);
    }

    /* 页脚 */
    .site-footer {
      background: var(--brand-deep);
      color: rgba(255, 255, 255, 0.78);
      padding: 60px 0 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      color: #FFFFFF;
      font-size: 1.2rem;
      font-weight: 800;
    }

    .footer-brand .brand-icon {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      font-size: 1rem;
    }

    .footer-about {
      margin-top: 16px;
      font-size: 0.92rem;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.68);
      max-width: 300px;
    }

    .footer-title {
      color: #FFFFFF;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 18px;
    }

    .footer-links,
    .footer-contact {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 10px;
      font-size: 0.93rem;
    }

    .footer-links a {
      color: rgba(255, 255, 255, 0.72);
      transition: color 0.2s ease, padding-left 0.2s ease;
    }

    .footer-links a:hover {
      color: var(--brand-orange);
      padding-left: 4px;
    }

    .footer-contact li {
      display: flex;
      gap: 10px;
      align-items: center;
      color: rgba(255, 255, 255, 0.72);
      font-size: 0.92rem;
    }

    .footer-contact i {
      color: var(--brand-orange);
      width: 18px;
      text-align: center;
      flex-shrink: 0;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 24px 0;
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: space-between;
      align-items: center;
      font-size: 0.88rem;
      color: rgba(255, 255, 255, 0.6);
    }

    .footer-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--brand-orange);
      font-size: 0.85rem;
      font-weight: 600;
    }

    /* 响应式 */
    @media (max-width: 1199px) {
      .hero-metrics {
        grid-template-columns: repeat(4, 1fr);
        gap: 14px;
      }

      .hero-metric {
        padding: 18px 14px;
      }

      .hero-metric strong {
        font-size: 1.7rem;
      }

      .coverage-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
      }
    }

    @media (max-width: 991px) {
      .section-block {
        padding: 72px 0;
      }

      .hero-metrics {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
        margin-top: 40px;
      }

      .hero-metric {
        padding: 20px 16px;
      }

      .compare-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .capability-list {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .coverage-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
      }

      .process-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .faq-grid {
        grid-template-columns: 1fr;
        gap: 18px;
      }

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

      .cta-left,
      .cta-right {
        padding: 36px 28px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
    }

    @media (max-width: 767px) {
      .section-block {
        padding: 56px 0;
      }

      .category-hero {
        padding: 48px 24px 40px;
        border-radius: 24px;
      }

      .hero-title {
        font-size: 2rem;
      }

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

      .hero-actions {
        flex-direction: column;
        gap: 12px;
      }

      .btn-brand,
      .btn-light-line {
        width: 100%;
      }

      .compare-card {
        padding: 24px;
      }

      .compare-metrics {
        padding: 12px 18px;
      }

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

      .coverage-thumb {
        height: 200px;
      }

      .faq-card {
        padding: 22px;
      }

      .faq-card p {
        margin-left: 0;
      }

      .cta-section {
        padding: 56px 0;
      }

      .cta-left,
      .cta-right {
        padding: 28px 22px;
      }

      .cta-left h2 {
        font-size: 1.5rem;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
        padding-bottom: 28px;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
      }
    }

    @media (max-width: 520px) {
      .container {
        padding-left: 20px;
        padding-right: 20px;
      }

      .hero-title {
        font-size: 1.75rem;
      }

      .hero-sub {
        font-size: 1rem;
      }

      .hero-metric strong {
        font-size: 1.5rem;
      }

      .compare-row {
        grid-template-columns: 1fr;
        gap: 6px;
      }

      .compare-label,
      .compare-old,
      .compare-new {
        text-align: left;
      }

      .capability-item {
        flex-direction: column;
        gap: 12px;
        padding: 24px;
      }

      .process-item {
        padding: 28px 22px;
      }

      .cta-contact-list {
        gap: 12px;
      }

      .cta-contact-list li {
        font-size: 0.88rem;
      }

      .btn-submit {
        width: 100%;
      }
    }