/* roulang page: index */
:root{
  --primary:#0C5E4F;--primary-dark:#08463B;--primary-soft:#DDEBE5;--primary-faint:#F0F5F2;
  --accent:#F2803A;--accent-dark:#D96B25;--accent-soft:#FCE8D9;--bg-warm:#F6F4EF;
  --surface:#FFFFFF;--ink:#16211C;--ink-secondary:#5A6760;--line:#D9E2DC;--white:#FFFFFF;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --font-en:"Inter","Helvetica Neue",Arial,sans-serif;
  --r-lg:12px;--r-md:8px;--r-pill:999px;
  --sh-card:0 2px 8px rgba(12,94,79,.05),0 8px 24px rgba(12,94,79,.07);
  --sh-hover:0 8px 16px rgba(12,94,79,.08),0 16px 40px rgba(12,94,79,.12);
  --sh-header:0 4px 16px rgba(20,33,28,.06);
  --tr:all .2s ease;--sp:80px;--cw:1200px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-cn);color:var(--ink);background:var(--bg-warm);line-height:1.75;font-size:1rem;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;object-fit:cover}
a{color:var(--primary);text-decoration:none;transition:var(--tr)}
ul{list-style:none}
button{font-family:inherit;cursor:pointer}
.container{max-width:var(--cw);margin:0 auto;padding:0 32px}
.section{padding:var(--sp) 0}
.section-head{max-width:680px;margin-bottom:48px}
.section-tag{display:inline-block;background:var(--primary-soft);color:var(--primary);font-size:.75rem;font-weight:600;padding:4px 14px;border-radius:var(--r-pill);letter-spacing:.02em;margin-bottom:14px}
.section-head h2{font-size:2.125rem;font-weight:700;line-height:1.3;margin-bottom:12px;letter-spacing:-.01em}
.section-head p{color:var(--ink-secondary);font-size:1.0625rem}
h1,h2,h3,h4,h5{font-family:var(--font-cn);color:var(--ink)}
h1{font-size:2.875rem;font-weight:800;line-height:1.2;letter-spacing:-.01em}
h2{font-size:2.125rem;font-weight:700;line-height:1.3}
h3{font-size:1.3125rem;font-weight:600;line-height:1.4}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-family:var(--font-cn);font-size:1rem;padding:12px 28px;border-radius:var(--r-md);border:2px solid transparent;transition:var(--tr);line-height:1.4;min-height:40px}
.btn i{font-size:.875rem;transition:var(--tr)}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 4px 12px rgba(242,128,58,.25)}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(242,128,58,.35)}
.btn-primary:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(12,94,79,.15),0 8px 20px rgba(242,128,58,.3)}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline:hover{background:var(--primary-faint);transform:translateY(-2px);box-shadow:0 6px 16px rgba(12,94,79,.1)}
.btn-outline:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(12,94,79,.12)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.8)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}
.badge{display:inline-block;background:var(--primary-soft);color:var(--primary);font-size:.75rem;font-weight:600;padding:3px 12px;border-radius:var(--r-pill);letter-spacing:.02em}
/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:100;height:72px;background:transparent;transition:var(--tr)}
.site-header.scrolled{background:var(--surface);box-shadow:var(--sh-header)}
.site-header .header-inner{max-width:var(--cw);margin:0 auto;height:72px;padding:0 32px;display:flex;align-items:center;justify-content:space-between;position:relative}
.header-inner .nav-left,.header-inner .nav-right{display:flex;align-items:center;gap:32px;z-index:2}
.header-inner .nav-left{flex:1;justify-content:flex-start}
.header-inner .nav-right{flex:1;justify-content:flex-end}
.brand-logo{font-size:1.1875rem;font-weight:800;color:var(--ink);letter-spacing:-.01em;display:flex;align-items:center;gap:8px;white-space:nowrap;transition:var(--tr);z-index:3}
.brand-logo i{color:var(--primary);font-size:1.25rem}
.site-header:not(.scrolled) .brand-logo{color:#fff}
.site-header:not(.scrolled) .brand-logo i{color:var(--accent)}
.nav-link{font-size:.9375rem;font-weight:500;color:var(--ink);position:relative;padding:6px 0;transition:var(--tr)}
.nav-link:after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--primary);transition:width .25s ease}
.nav-link:hover:after{width:100%}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active:after{width:100%}
.site-header:not(.scrolled) .nav-link{color:#fff}
.site-header:not(.scrolled) .nav-link.active{color:#fff}
.site-header:not(.scrolled) .nav-link:after{background:var(--accent)}
.mobile-toggle{display:none;background:none;border:none;font-size:1.5rem;color:var(--ink);padding:8px;z-index:5}
.site-header:not(.scrolled) .mobile-toggle{color:#fff}
/* ===== Mobile Drawer ===== */
.mobile-drawer{position:fixed;top:0;left:-280px;width:280px;height:100vh;background:var(--surface);z-index:200;box-shadow:8px 0 32px rgba(20,33,28,.1);transition:left .3s ease;padding:24px 20px;display:flex;flex-direction:column;gap:8px}
.mobile-drawer.open{left:0}
.drawer-close{align-self:flex-end;background:none;border:1px solid var(--line);border-radius:50%;width:36px;height:36px;font-size:1rem;color:var(--ink);margin-bottom:16px}
.drawer-close:hover{background:var(--primary-faint)}
.mobile-drawer .nav-link{font-size:1rem;padding:12px 0;border-bottom:1px solid var(--line);color:var(--ink)}
.mobile-drawer .nav-link.active{color:var(--primary)}
.drawer-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(20,33,28,.45);z-index:190;display:none;opacity:0;transition:opacity .3s}
.drawer-overlay.show{display:block;opacity:1}
/* ===== Hero ===== */
.hero{position:relative;min-height:620px;display:flex;align-items:center;background:#14211C;overflow:hidden;margin-top:-72px}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,33,28,.92) 0%,rgba(20,33,28,.65) 45%,rgba(20,33,28,.2) 100%)}
.hero-content{position:relative;z-index:2;max-width:680px;padding:140px 0 80px}
.hero-badge{display:inline-block;background:rgba(242,128,58,.18);border:1px solid rgba(242,128,58,.5);color:var(--accent);font-size:.8125rem;font-weight:600;padding:5px 16px;border-radius:var(--r-pill);margin-bottom:20px;letter-spacing:.02em}
.hero-content h1{color:#fff;font-size:2.875rem;line-height:1.18;margin-bottom:16px}
.hero-content h1 .hl{color:var(--accent);position:relative;display:inline-block}
.hero-subtitle{color:rgba(255,255,255,.85);font-size:1.25rem;line-height:1.7;margin-bottom:36px;max-width:560px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;gap:16px;flex-wrap:wrap}
.stat-pill{display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);border-radius:var(--r-pill);padding:10px 22px;color:#fff;backdrop-filter:blur(4px)}
.stat-pill strong{font-size:1.25rem;font-weight:700;color:var(--accent)}
.stat-pill span{font-size:.8125rem;color:rgba(255,255,255,.75)}
/* ===== Trust Bar ===== */
.trust-bar{background:var(--primary-soft);padding:36px 0;border-bottom:1px solid var(--line)}
.trust-inner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.trust-item{text-align:center;flex:1;min-width:140px}
.trust-item .trust-num{font-family:var(--font-en);font-size:2rem;font-weight:800;color:var(--primary);line-height:1.2}
.trust-item .trust-label{font-size:.875rem;color:var(--ink-secondary);margin-top:4px}
/* ===== Service List ===== */
.services-section{background:var(--bg-warm)}
.service-list{display:flex;flex-direction:column;gap:0}
.service-row{display:flex;align-items:center;gap:32px;padding:40px 0;border-bottom:1px solid var(--line);transition:var(--tr);border-radius:var(--r-lg)}
.service-row:hover{background:var(--primary-faint);padding-left:24px;padding-right:24px}
.service-row:first-child{padding-top:0}
.service-num{font-family:var(--font-en);font-size:4.5rem;font-weight:800;line-height:1;color:rgba(12,94,79,.18);width:120px;flex-shrink:0}
.service-thumb{width:140px;height:96px;border-radius:var(--r-md);overflow:hidden;flex-shrink:0}
.service-thumb img{width:100%;height:100%;object-fit:cover}
.service-body{flex:1}
.service-body h3{font-size:1.375rem;font-weight:700;margin-bottom:8px}
.service-body p{color:var(--ink-secondary);font-size:.9375rem;max-width:560px;margin-bottom:12px}
.service-body a{font-weight:600;font-size:.9375rem;display:inline-flex;align-items:center;gap:6px;color:var(--primary)}
.service-body a i{font-size:.8125rem;transition:var(--tr)}
.service-body a:hover i{transform:translateX(4px)}
.service-body a:hover{color:var(--primary-dark)}
/* ===== Scene Blocks ===== */
.scene-section{background:var(--surface)}
.scene-block{display:flex;align-items:center;gap:64px;margin-bottom:72px}
.scene-block:last-child{margin-bottom:0}
.scene-block.alt{flex-direction:row-reverse}
.scene-media{flex:1.2;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-card);position:relative}
.scene-media img{width:100%;height:340px;object-fit:cover;transition:var(--tr)}
.scene-media:hover img{transform:scale(1.02)}
.scene-content{flex:1}
.scene-content h3{font-size:1.625rem;font-weight:700;margin-bottom:14px}
.scene-content p{color:var(--ink-secondary);margin-bottom:16px;line-height:1.8}
.scene-content .scene-tag{color:var(--primary);font-weight:700;font-size:.875rem;margin-bottom:6px;display:block}
.scene-list{margin-top:16px}
.scene-list li{display:flex;align-items:center;gap:10px;padding:8px 0;color:var(--ink-secondary);font-size:.9375rem}
.scene-list li::before{content:"";width:8px;height:8px;background:var(--primary);border-radius:50%;flex-shrink:0}
/* ===== Case Section ===== */
.case-section{background:var(--bg-warm);overflow:hidden}
.case-scroll{display:flex;gap:24px;overflow-x:auto;padding-bottom:16px;scrollbar-width:thin;scrollbar-color:var(--primary-soft) transparent}
.case-scroll::-webkit-scrollbar{height:6px}
.case-scroll::-webkit-scrollbar-thumb{background:var(--primary-soft);border-radius:8px}
.case-card{min-width:300px;flex:0 0 auto;background:var(--surface);border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--sh-card);overflow:hidden;transition:var(--tr)}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(12,94,79,.4)}
.case-img{height:180px;overflow:hidden}
.case-img img{width:100%;height:100%;object-fit:cover}
.case-body{padding:20px}
.case-tag{font-size:.75rem;color:var(--primary);background:var(--primary-soft);padding:3px 10px;border-radius:var(--r-pill);font-weight:600}
.case-body h3{font-size:1.0625rem;margin:12px 0 8px;font-weight:700}
.case-body .case-desc{font-size:.875rem;color:var(--ink-secondary);margin-bottom:14px}
.case-metric{display:flex;gap:20px;border-top:1px solid var(--line);padding-top:14px}
.case-metric div{text-align:center}
.case-metric strong{display:block;font-family:var(--font-en);font-size:1.3125rem;font-weight:800;color:var(--primary)}
.case-metric span{font-size:.75rem;color:var(--ink-secondary)}
.case-arrows{display:flex;gap:10px;justify-content:flex-end;margin-top:16px}
.case-arrows button{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--primary);font-size:.9375rem;transition:var(--tr)}
.case-arrows button:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
/* ===== Plans ===== */
.plans-section{background:var(--surface)}
.plans-grid{display:flex;align-items:center;gap:0;max-width:1080px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.plan-card{flex:1;max-width:340px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:32px 28px;box-shadow:var(--sh-card);transition:var(--tr)}
.plan-card:hover{transform:translateY(-6px);box-shadow:var(--sh-hover)}
.plan-card.featured{flex:1.1;max-width:380px;background:var(--primary);border-color:var(--primary);color:#fff;position:relative;z-index:2;padding:44px 32px;box-shadow:0 12px 32px rgba(12,94,79,.25)}
.plan-card.featured:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(12,94,79,.3)}
.plan-name{font-size:1.125rem;font-weight:700;margin-bottom:6px}
.plan-feat{font-size:.8125rem;color:var(--primary);font-weight:600;margin-bottom:16px}
.plan-card.featured .plan-feat{color:var(--accent)}
.plan-price{font-size:.9375rem;color:var(--ink-secondary);margin-bottom:20px}
.plan-card.featured .plan-price{color:rgba(255,255,255,.85)}
.plan-list{margin-bottom:24px}
.plan-list li{display:flex;align-items:center;gap:10px;padding:7px 0;font-size:.9375rem;color:var(--ink-secondary)}
.plan-card.featured .plan-list li{color:rgba(255,255,255,.9)}
.plan-list li i{color:var(--primary);font-size:.875rem}
.plan-card.featured .plan-list li i{color:var(--accent)}
.plan-cta .btn{display:block;width:100%;text-align:center}
/* ===== Info List CMS ===== */
.info-section{background:var(--bg-warm)}
.info-list{display:flex;flex-direction:column;gap:16px}
.info-card{display:flex;align-items:center;gap:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-card);transition:var(--tr)}
.info-card:hover{box-shadow:var(--sh-hover);border-color:rgba(12,94,79,.35);transform:translateY(-2px)}
.info-thumb{width:120px;height:80px;border-radius:var(--r-md);overflow:hidden;flex-shrink:0}
.info-thumb img{width:100%;height:100%;object-fit:cover}
.info-body{flex:1;min-width:0}
.info-body h3{font-size:1.0625rem;font-weight:600;margin:6px 0 6px;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.info-body h3 a{color:var(--ink)}
.info-body h3 a:hover{color:var(--primary)}
.info-body>p{font-size:.875rem;color:var(--ink-secondary);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.info-meta{display:flex;align-items:center;gap:16px}
.info-date{font-family:var(--font-en);font-size:.8125rem;color:var(--ink-secondary)}
.info-link{font-weight:600;font-size:.875rem;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.info-link i{font-size:.8125rem;transition:var(--tr)}
.info-link:hover i{transform:translateX(4px)}
.empty-state{text-align:center;padding:60px 20px;background:var(--surface);border-radius:var(--r-lg);border:1px solid var(--line)}
.empty-icon{width:80px;height:80px;border-radius:50%;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;font-size:1.75rem;color:var(--primary);margin:0 auto 16px}
.empty-state p{color:var(--ink-secondary);font-size:.9375rem;margin-bottom:20px}
/* ===== FAQ ===== */
.faq-section{background:var(--surface)}
.faq-list{max-width:840px;margin:0 auto}
.accordion-item{background:var(--primary-faint);border-radius:var(--r-lg);margin-bottom:12px;border:1px solid transparent;transition:var(--tr);overflow:hidden}
.accordion-item.is-active{background:var(--surface);border-color:var(--line);box-shadow:var(--sh-card)}
.accordion-title{font-size:1rem;font-weight:600;color:var(--ink);padding:20px 24px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;transition:var(--tr)}
.accordion-title:hover{color:var(--primary)}
.accordion-title .acc-icon{width:28px;height:28px;border-radius:50%;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:.875rem;transition:var(--tr);flex-shrink:0}
.accordion-item.is-active .acc-icon{transform:rotate(45deg);background:var(--accent);color:#fff}
.accordion-content{border-top:0;padding:0 24px 20px;color:var(--ink-secondary);font-size:.9375rem;line-height:1.7}
/* ===== CTA ===== */
.cta-block{background:var(--primary);padding:80px 0;position:relative;overflow:hidden}
.cta-block::after{content:"";position:absolute;bottom:0;left:0;width:100%;height:4px;background:var(--accent)}
.cta-block::before{content:"";position:absolute;top:-40px;right:-40px;width:220px;height:220px;border-radius:50%;background:rgba(255,255,255,.04)}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:600px;margin:0 auto;color:#fff}
.cta-inner h2{color:#fff;font-size:2rem;margin-bottom:14px}
.cta-inner p{color:rgba(255,255,255,.8);font-size:1.0625rem;margin-bottom:32px}
/* ===== Footer ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.75);padding:64px 0 0}
.footer-grid{display:flex;gap:48px;justify-content:space-between;flex-wrap:wrap;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand{max-width:300px}
.footer-brand .brand-logo{color:#fff;font-size:1.25rem;margin-bottom:12px;display:inline-flex}
.footer-brand .brand-logo i{color:var(--accent)}
.footer-brand p{font-size:.875rem;color:rgba(255,255,255,.6);line-height:1.7}
.footer-links h4{font-size:.9375rem;font-weight:600;color:#fff;margin-bottom:16px}
.footer-links a{display:block;font-size:.875rem;color:rgba(255,255,255,.6);padding:6px 0;transition:var(--tr)}
.footer-links a:hover{color:#fff}
.footer-contact h4{font-size:.9375rem;font-weight:600;color:#fff;margin-bottom:16px}
.footer-contact p{font-size:.875rem;color:rgba(255,255,255,.6);margin-bottom:8px;display:flex;align-items:center;gap:10px}
.footer-contact i{color:var(--accent);width:16px}
.footer-bottom{text-align:center;padding:24px 0;color:rgba(255,255,255,.4);font-size:.8125rem}
.footer-bottom a{color:rgba(255,255,255,.5)}
.footer-bottom a:hover{color:#fff}
/* ===== Responsive ===== */
@media (max-width:1024px){
  .scene-block{flex-direction:column!important;gap:32px}
  .scene-media{width:100%}
  .plans-grid{gap:24px}
  .plan-card{max-width:none;width:100%}
  .plan-card.featured{max-width:none;order:-1}
  .hero-content h1{font-size:2.25rem}
  .service-row{gap:20px}
  .service-num{width:70px;font-size:3rem}
}
@media (max-width:768px){
  .header-inner .nav-left,.header-inner .nav-right{display:none}
  .mobile-toggle{display:block!important}
  .section{padding:48px 0}
  .section-head h2{font-size:1.75rem}
  .container{padding:0 24px}
  .hero{min-height:520px}
  .hero-content{padding:140px 0 60px}
  .hero-content h1{font-size:1.875rem}
  .hero-subtitle{font-size:1.0625rem}
  .hero-stats{flex-direction:column;gap:10px}
  .stat-pill{width:100%}
  .trust-inner{gap:20px}
  .trust-item{min-width:110px}
  .service-row{flex-direction:column;align-items:flex-start;gap:16px}
  .service-num{display:none}
  .service-thumb{width:100%;height:160px}
  .service-body h3{font-size:1.25rem}
  .info-card{flex-direction:column;align-items:flex-start}
  .info-thumb{width:100%;height:160px}
  .case-card{min-width:260px}
  .footer-grid{flex-direction:column;gap:32px}
  .btn{padding:12px 20px;font-size:.9375rem;width:100%;justify-content:center}
  .hero-actions{flex-direction:column;gap:12px}
  .hero-actions .btn{width:100%}
  .plan-cta .btn{width:100%}
  .plans-grid{flex-direction:column}
  .plan-card.featured{order:2}
  .plan-card{width:100%;max-width:100%}
  .plan-card.featured{width:100%;max-width:100%}
  .brand-logo{font-size:1rem}
  .brand-logo i{display:none}
  .header-inner{height:64px;padding:0 16px}
  .site-header{height:64px}
  .site-header .header-inner{height:64px}
  .site-header{top:0}
  .mobile-drawer .brand-logo{margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--line);width:100%}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero-content h1{font-size:1.625rem}
  .hero-subtitle{font-size:.9375rem}
  .section-tag{font-size:.6875rem}
  .section-head h2{font-size:1.5rem}
  .stat-pill strong{font-size:1rem}
  .case-card{min-width:230px}
  .accordion-title{font-size:.9375rem;padding:16px 20px}
  .accordion-content{padding:0 20px 16px}
  .footer-grid{gap:24px;padding-bottom:32px}
}

/* roulang page: category1 */
:root {
      --primary: #0C5E4F;
      --primary-dark: #08463B;
      --primary-soft: #DDEBE5;
      --primary-faint: #F0F5F2;
      --accent: #F2803A;
      --accent-dark: #D96B25;
      --accent-soft: #FCE8D9;
      --bg-warm: #F6F4EF;
      --surface: #FFFFFF;
      --ink: #16211C;
      --ink-secondary: #5A6760;
      --line: #D9E2DC;
      --white: #FFFFFF;
      --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
      --font-num: "Inter", Arial, sans-serif;
      --radius-lg: 12px;
      --radius-sm: 8px;
      --radius-pill: 999px;
      --shadow-card: 0 2px 8px rgba(12, 94, 79, 0.05), 0 8px 24px rgba(12, 94, 79, 0.07);
      --shadow-hover: 0 8px 16px rgba(12, 94, 79, 0.08), 0 16px 40px rgba(12, 94, 79, 0.12);
      --shadow-nav: 0 4px 16px rgba(20, 33, 28, 0.06);
      --transition: all 0.2s ease;
    }

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

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

    body {
      font-family: var(--font-cn);
      font-size: 16px;
      line-height: 1.75;
      color: var(--ink);
      background: var(--bg-warm);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

    a:focus,
    button:focus {
      outline: 2px solid rgba(12, 94, 79, 0.5);
      outline-offset: 2px;
    }

    ul,
    ol {
      list-style: none;
    }

    button {
      font-family: inherit;
      cursor: pointer;
      border: none;
      background: none;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }

    @media (min-width: 768px) {
      .container {
        padding: 0 32px;
      }
    }

    /* Header */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: 72px;
      z-index: 1000;
      background: transparent;
      color: var(--white);
      transition: var(--transition);
    }

    .site-header.scrolled {
      background: var(--surface);
      color: var(--ink);
      box-shadow: var(--shadow-nav);
    }

    .site-header.scrolled .brand-logo,
    .site-header.scrolled .nav-link {
      color: var(--ink);
    }

    .site-header.scrolled .nav-link.active {
      color: var(--primary);
    }

    .site-header.scrolled .nav-link::after {
      background: var(--primary);
    }

    .header-inner {
      position: relative;
      max-width: 1200px;
      height: 100%;
      margin: 0 auto;
      padding: 0 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    @media (min-width: 768px) {
      .header-inner {
        padding: 0 32px;
      }
    }

    .nav-left,
    .nav-right {
      display: none;
      align-items: center;
      gap: 28px;
      flex: 1;
    }

    .nav-left {
      justify-content: flex-start;
    }

    .nav-right {
      justify-content: flex-end;
    }

    @media (min-width: 900px) {
      .nav-left,
      .nav-right {
        display: flex;
      }
    }

    .nav-link {
      position: relative;
      font-size: 15px;
      font-weight: 500;
      color: inherit;
      padding: 8px 0;
      white-space: nowrap;
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 100%;
      height: 2px;
      background: rgba(255, 255, 255, 0.85);
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.2s ease;
    }

    .site-header.scrolled .nav-link::after {
      background: var(--primary);
    }

    .nav-link:hover::after,
    .nav-link.active::after {
      transform: scaleX(1);
    }

    .nav-link.active {
      font-weight: 600;
    }

    .brand-logo {
      font-size: 20px;
      font-weight: 800;
      letter-spacing: -0.01em;
      color: var(--white);
      display: flex;
      align-items: center;
      gap: 8px;
      white-space: nowrap;
      flex-shrink: 0;
    }

    .site-header.scrolled .brand-logo {
      color: var(--ink);
    }

    .brand-logo i {
      color: var(--accent);
      font-size: 20px;
    }

    .menu-toggle {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      font-size: 22px;
      color: inherit;
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.08);
    }

    @media (min-width: 900px) {
      .menu-toggle {
        display: none;
      }
    }

    .mobile-drawer {
      position: fixed;
      top: 0;
      left: 0;
      width: 280px;
      height: 100vh;
      background: var(--surface);
      z-index: 1100;
      padding: 72px 28px 32px;
      transform: translateX(-100%);
      transition: transform 0.3s ease;
      box-shadow: 0 8px 40px rgba(20, 33, 28, 0.18);
      overflow-y: auto;
    }

    .mobile-drawer.open {
      transform: translateX(0);
    }

    .drawer-close {
      position: absolute;
      top: 16px;
      right: 16px;
      width: 40px;
      height: 40px;
      font-size: 20px;
      color: var(--ink);
      border-radius: var(--radius-sm);
      background: var(--primary-faint);
    }

    .drawer-close:hover {
      background: var(--primary-soft);
    }

    .mobile-link {
      display: block;
      padding: 14px 0;
      font-size: 16px;
      font-weight: 500;
      color: var(--ink);
      border-bottom: 1px solid var(--line);
    }

    .mobile-link.active {
      color: var(--primary);
      font-weight: 600;
    }

    .mobile-link i {
      margin-right: 10px;
      color: var(--accent);
    }

    .drawer-overlay {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(20, 33, 28, 0.4);
      z-index: 1050;
    }

    .drawer-overlay.open {
      display: block;
    }

    /* Hero */
    .category-hero {
      position: relative;
      min-height: 360px;
      display: flex;
      align-items: center;
      padding: 140px 0 64px;
      background: linear-gradient(115deg, rgba(20, 33, 28, 0.92) 0%, rgba(12, 94, 79, 0.68) 55%, rgba(20, 33, 28, 0.35) 100%),
        url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
      color: var(--white);
    }

    .category-hero-content {
      max-width: 640px;
    }

    .hero-badge {
      display: inline-block;
      padding: 6px 16px;
      background: rgba(255, 255, 255, 0.14);
      border: 1px solid rgba(255, 255, 255, 0.24);
      border-radius: var(--radius-pill);
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.02em;
      color: var(--white);
      margin-bottom: 16px;
    }

    .category-hero h1 {
      font-size: 2.6rem;
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -0.01em;
      margin-bottom: 14px;
    }

    .category-hero p {
      font-size: 1.0625rem;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.88);
      margin-bottom: 28px;
      max-width: 520px;
    }

    .hero-ctas {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    @media (max-width: 520px) {
      .category-hero {
        min-height: 420px;
        padding: 120px 0 48px;
      }

      .category-hero h1 {
        font-size: 2rem;
      }

      .category-hero p {
        font-size: 1rem;
      }
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 28px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      line-height: 1.2;
      transition: var(--transition);
      min-height: 44px;
      border: 2px solid transparent;
    }

    .btn-accent {
      background: var(--accent);
      color: var(--white);
    }

    .btn-accent:hover {
      background: var(--accent-dark);
      transform: translateY(-2px);
      box-shadow: 0 8px 24px rgba(242, 128, 58, 0.3);
    }

    .btn-ghost {
      background: transparent;
      border-color: rgba(255, 255, 255, 0.7);
      color: var(--white);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.12);
      border-color: var(--white);
    }

    .btn-outline-primary {
      background: transparent;
      border-color: var(--primary);
      color: var(--primary);
    }

    .btn-outline-primary:hover {
      background: var(--primary-faint);
      border-color: var(--primary-dark);
    }

    .btn-accent:focus,
    .btn-ghost:focus,
    .btn-outline-primary:focus {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
    }

    @media (max-width: 520px) {
      .btn {
        width: 100%;
      }
    }

    /* Section spacing */
    .section-pad {
      padding: 80px 0;
    }

    @media (max-width: 768px) {
      .section-pad {
        padding: 48px 0;
      }
    }

    .section-head {
      margin-bottom: 44px;
      max-width: 720px;
    }

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

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: var(--accent-soft);
      color: var(--accent-dark);
      border-radius: var(--radius-pill);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.02em;
      margin-bottom: 14px;
    }

    .section-head h2 {
      font-size: 2rem;
      font-weight: 700;
      line-height: 1.3;
      color: var(--ink);
      margin-bottom: 12px;
    }

    .section-head p {
      color: var(--ink-secondary);
      font-size: 1rem;
      line-height: 1.7;
    }

    /* Category Main 60/40 */
    .category-main {
      padding: 80px 0;
    }

    @media (max-width: 768px) {
      .category-main {
        padding: 48px 0;
      }
    }

    .main-image {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-card);
      margin-bottom: 32px;
    }

    .main-image img {
      width: 100%;
      height: 300px;
      object-fit: cover;
    }

    @media (min-width: 768px) {
      .main-image img {
        height: 380px;
      }
    }

    .rich-text h2 {
      font-size: 1.75rem;
      font-weight: 700;
      line-height: 1.35;
      color: var(--ink);
      margin-bottom: 18px;
    }

    .rich-text p {
      color: var(--ink-secondary);
      line-height: 1.75;
      margin-bottom: 18px;
    }

    .check-list {
      margin: 24px 0;
      display: grid;
      gap: 12px;
    }

    .check-list li {
      position: relative;
      padding-left: 28px;
      font-size: 1rem;
      line-height: 1.6;
      color: var(--ink);
    }

    .check-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 8px;
      width: 10px;
      height: 10px;
      background: var(--primary);
      border-radius: 50%;
      box-shadow: inset 0 0 0 3px rgba(255, 255, 255, 0.7);
    }

    .related-panel {
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
      padding: 28px 24px;
      position: sticky;
      top: 100px;
    }

    .related-panel h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--ink);
      margin-bottom: 22px;
      padding-bottom: 16px;
      border-bottom: 2px solid var(--primary-soft);
    }

    .related-list {
      display: grid;
      gap: 4px;
    }

    .related-list a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 12px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 500;
      color: var(--ink);
      transition: var(--transition);
    }

    .related-list a:hover {
      background: var(--primary-faint);
      color: var(--primary);
      padding-left: 16px;
    }

    .related-list a i {
      color: var(--accent);
      font-size: 14px;
      transition: transform 0.2s ease;
    }

    .related-list a:hover i {
      transform: translateX(4px);
    }

    @media (max-width: 900px) {
      .related-panel {
        position: static;
        margin-top: 40px;
      }
    }

    /* Process */
    .process-section {
      background: var(--surface);
      padding: 80px 0;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    @media (max-width: 768px) {
      .process-section {
        padding: 48px 0;
      }
    }

    .process-card {
      position: relative;
      background: var(--bg-warm);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      padding: 28px 24px;
      margin-bottom: 24px;
      transition: var(--transition);
      min-height: 220px;
    }

    .process-card:hover {
      box-shadow: var(--shadow-card);
      transform: translateY(-4px);
      border-color: rgba(12, 94, 79, 0.3);
    }

    .process-number {
      font-size: 3rem;
      font-weight: 800;
      color: rgba(12, 94, 79, 0.18);
      line-height: 1;
      margin-bottom: 16px;
      font-family: var(--font-num);
    }

    .process-card h3 {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--ink);
      margin-bottom: 8px;
    }

    .process-card p {
      font-size: 0.9375rem;
      color: var(--ink-secondary);
      line-height: 1.65;
    }

    /* Stats Band */
    .stats-band {
      background: var(--primary-soft);
      padding: 56px 0;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 40px 24px;
      text-align: center;
    }

    @media (min-width: 768px) {
      .stats-grid {
        grid-template-columns: repeat(4, 1fr);
      }
    }

    .stat-item {
      padding: 12px;
    }

    .stat-number {
      display: block;
      font-family: var(--font-num);
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
    }

    .stat-label {
      font-size: 0.9375rem;
      color: var(--ink-secondary);
      font-weight: 500;
    }

    /* FAQ */
    .faq-section {
      padding: 80px 0;
    }

    @media (max-width: 768px) {
      .faq-section {
        padding: 48px 0;
      }
    }

    .accordion {
      margin: 0;
      padding: 0;
      list-style: none;
      background: transparent;
      border: none;
    }

    .accordion-item {
      background: var(--primary-faint);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      margin-bottom: 12px;
      overflow: hidden;
      transition: var(--transition);
    }

    .accordion-item:hover {
      border-color: rgba(12, 94, 79, 0.35);
    }

    .accordion-item.is-active {
      border-color: rgba(12, 94, 79, 0.45);
    }

    .accordion-title {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 60px;
      padding: 14px 56px 14px 24px;
      font-size: 16px;
      font-weight: 600;
      color: var(--ink);
      background: transparent;
      border: none;
      border-radius: 0;
      line-height: 1.4;
      transition: var(--transition);
    }

    .accordion-title:hover,
    .accordion-title:focus {
      background: var(--primary-soft);
    }

    .accordion-title::after {
      content: "\f067";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      font-size: 14px;
      color: var(--primary);
      position: absolute;
      right: 20px;
      top: 50%;
      transform: translateY(-50%);
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: var(--surface);
      border-radius: 50%;
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
      transition: var(--transition);
    }

    .accordion-item.is-active .accordion-title::after {
      content: "\f00d";
      background: var(--primary);
      color: var(--white);
    }

    .accordion-content {
      border-top: 2px solid var(--primary);
      padding: 0 24px 22px;
      color: var(--ink-secondary);
      line-height: 1.7;
      font-size: 0.9375rem;
      background: var(--surface);
      border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    }

    .accordion-content p {
      margin-bottom: 0;
    }

    /* CTA */
    .cta-section {
      background: var(--primary);
      padding: 68px 0;
      border-bottom: 4px solid var(--accent);
      color: var(--white);
      text-align: center;
    }

    .cta-section h2 {
      font-size: 2rem;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 12px;
    }

    .cta-section p {
      font-size: 1.0625rem;
      color: rgba(255, 255, 255, 0.82);
      max-width: 600px;
      margin: 0 auto 28px;
      line-height: 1.7;
    }

    .cta-buttons {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      justify-content: center;
    }

    @media (max-width: 520px) {
      .cta-buttons .btn {
        width: 100%;
      }
    }

    .cta-contact {
      margin-top: 28px;
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 24px;
      font-size: 0.9375rem;
      color: rgba(255, 255, 255, 0.8);
    }

    .cta-contact i {
      color: var(--accent);
      margin-right: 6px;
    }

    /* Footer */
    .site-footer {
      background: var(--ink);
      color: rgba(255, 255, 255, 0.76);
      padding: 56px 0 28px;
      font-size: 0.9375rem;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 40px;
      margin-bottom: 36px;
    }

    @media (min-width: 768px) {
      .footer-grid {
        grid-template-columns: 1.4fr 1fr 1fr;
        gap: 48px;
      }
    }

    .footer-brand .brand-logo {
      color: var(--white);
      font-size: 1.25rem;
      margin-bottom: 14px;
      display: inline-flex;
    }

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

    .footer-brand p {
      font-size: 0.875rem;
      color: rgba(255, 255, 255, 0.6);
      line-height: 1.65;
      max-width: 320px;
    }

    .footer-links h4,
    .footer-contact h4 {
      color: var(--white);
      font-size: 0.9375rem;
      font-weight: 600;
      margin-bottom: 18px;
    }

    .footer-links {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      font-size: 0.875rem;
      color: rgba(255, 255, 255, 0.6);
    }

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

    .footer-contact p {
      font-size: 0.875rem;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 10px;
      line-height: 1.5;
    }

    .footer-contact i {
      color: var(--accent);
      width: 20px;
      margin-right: 8px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding-top: 22px;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 8px;
      font-size: 0.8125rem;
      color: rgba(255, 255, 255, 0.5);
    }

    .footer-bottom a {
      color: rgba(255, 255, 255, 0.6);
    }

    .footer-bottom a:hover {
      color: var(--accent);
    }

    /* Responsive adjustments */
    @media (max-width: 640px) {
      .header-inner {
        height: 64px;
      }

      .site-header {
        height: 64px;
      }

      .category-hero {
        padding: 100px 0 40px;
      }

      .section-head h2 {
        font-size: 1.6rem;
      }

      .rich-text h2 {
        font-size: 1.4rem;
      }

      .cta-section h2 {
        font-size: 1.6rem;
      }

      .stat-number {
        font-size: 2rem;
      }
    }

/* roulang page: article */
:root {
    --primary: #0C5E4F;
    --primary-dark: #08463B;
    --primary-soft: #DDEBE5;
    --primary-faint: #F0F5F2;
    --accent: #F2803A;
    --accent-dark: #D96B25;
    --accent-soft: #FCE8D9;
    --bg-warm: #F6F4EF;
    --surface: #FFFFFF;
    --ink: #16211C;
    --ink-secondary: #5A6760;
    --line: #D9E2DC;
    --white: #FFFFFF;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 2px 8px rgba(12,94,79,0.05), 0 8px 24px rgba(12,94,79,0.07);
    --shadow-hover: 0 8px 16px rgba(12,94,79,0.08), 0 16px 40px rgba(12,94,79,0.12);
    --transition: all 0.2s ease;
    --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
    --font-num: Inter, Arial, sans-serif;
}
* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-cn);
    background: var(--bg-warm);
    color: var(--ink);
    line-height: 1.75;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}
h1, h2, h3, h4, h5, h6 {
    margin: 0;
    line-height: 1.3;
    font-weight: 700;
    color: var(--ink);
}
p {
    margin: 0 0 1.2em;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: 72px;
    background: transparent;
    transition: var(--transition);
}
body.inner-page .site-header {
    background: rgba(255,255,255,0.95);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 16px rgba(20,33,28,0.06);
}
.site-header.scrolled {
    background: rgba(255,255,255,0.96);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 16px rgba(20,33,28,0.08);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 1200px;
    height: 72px;
    margin: 0 auto;
    padding: 0 32px;
    position: relative;
}
.brand-logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 1.125rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--ink);
    white-space: nowrap;
    z-index: 2;
}
.brand-logo i {
    color: var(--accent);
    font-size: 1.3rem;
}
body.inner-page .brand-logo {
    color: var(--ink);
}
.nav-left,
.nav-right {
    display: flex;
    align-items: center;
    gap: 32px;
    z-index: 1;
}
.nav-left {
    margin-right: auto;
}
.nav-right {
    margin-left: auto;
}
.nav-link {
    position: relative;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    padding: 6px 2px;
    line-height: 1.4;
    white-space: nowrap;
}
body.inner-page .nav-link {
    color: var(--ink);
}
.nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.25s ease;
}
.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}
.nav-link.active {
    color: var(--primary);
}
body.inner-page .nav-link.active {
    color: var(--primary);
}
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--ink);
    cursor: pointer;
    padding: 8px;
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    border-radius: 8px;
    transition: var(--transition);
}
.mobile-toggle:hover {
    background: var(--primary-faint);
}
.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(20,33,28,0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.drawer-overlay.show {
    opacity: 1;
    visibility: visible;
}
.mobile-drawer {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: var(--surface);
    z-index: 999;
    padding: 32px 24px;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    overflow-y: auto;
    box-shadow: 8px 0 30px rgba(0,0,0,0.08);
}
.mobile-drawer.open {
    transform: translateX(0);
}
.drawer-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.2rem;
    color: var(--ink-secondary);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    transition: var(--transition);
}
.drawer-close:hover {
    background: var(--primary-faint);
    color: var(--primary);
}
.drawer-link {
    display: block;
    padding: 14px 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--ink);
    border-bottom: 1px solid var(--line);
    transition: var(--transition);
}
.drawer-link:hover {
    color: var(--primary);
    padding-left: 6px;
}
.breadcrumb {
    background: var(--bg-warm);
    border-bottom: 1px solid var(--line);
    padding: 16px 0;
}
.breadcrumb .container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--ink-secondary);
}
.breadcrumb a {
    color: var(--ink-secondary);
}
.breadcrumb a:hover {
    color: var(--primary);
}
.breadcrumb .sep {
    color: var(--line);
    font-weight: 600;
}
.breadcrumb .current {
    color: var(--ink);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 400px;
}
.article-cat-bar {
    background: var(--primary-soft);
    border-bottom: 1px solid var(--line);
    padding: 28px 0;
}
.article-cat-bar .container {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.cat-badge {
    display: inline-block;
    background: var(--primary);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 6px 16px;
    border-radius: 999px;
    white-space: nowrap;
}
.article-cat-bar p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--ink-secondary);
}
.article-main {
    padding: 48px 0 80px;
}
.article-detail {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 48px;
    max-width: 860px;
    margin: 0 auto;
}
.article-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.01em;
    margin-bottom: 20px;
    color: var(--ink);
}
.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
    padding-bottom: 20px;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--line);
    font-size: 0.875rem;
    color: var(--ink-secondary);
}
.article-meta span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-meta i {
    color: var(--primary);
    font-size: 0.9rem;
}
.article-content {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--ink);
}
.article-content p {
    margin-bottom: 1.2em;
}
.article-content h2 {
    font-size: 1.875rem;
    font-weight: 700;
    margin: 1.8em 0 0.8em;
    color: var(--ink);
}
.article-content h3 {
    font-size: 1.375rem;
    font-weight: 600;
    margin: 1.6em 0 0.6em;
    color: var(--ink);
}
.article-content h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 1.4em 0 0.5em;
    color: var(--ink);
}
.article-content a {
    color: var(--primary);
    border-bottom: 1px solid rgba(12,94,79,0.3);
}
.article-content a:hover {
    color: var(--accent);
    border-color: var(--accent);
}
.article-content blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-faint);
    padding: 20px 24px;
    margin: 1.5em 0;
    border-radius: 0 12px 12px 0;
    color: var(--ink-secondary);
    font-style: normal;
}
.article-content img {
    border-radius: 12px;
    margin: 1.5em 0;
    box-shadow: var(--shadow);
}
.article-content ul,
.article-content ol {
    padding-left: 1.5em;
    margin: 1em 0 1.2em;
}
.article-content li {
    margin-bottom: 0.4em;
}
.article-content code {
    background: #F4F5F4;
    padding: 3px 8px;
    border-radius: 6px;
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.875em;
    color: var(--primary-dark);
}
.article-content pre {
    background: #1F2A26;
    color: #E8EFEA;
    padding: 24px;
    border-radius: 12px;
    overflow-x: auto;
    margin: 1.5em 0;
    line-height: 1.6;
}
.article-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
    font-size: 0.9375rem;
}
.article-content th {
    background: var(--primary-soft);
    font-weight: 600;
    text-align: left;
    padding: 12px 16px;
    border: 1px solid var(--line);
}
.article-content td {
    padding: 12px 16px;
    border: 1px solid var(--line);
}
.article-content hr {
    border: none;
    border-top: 1px solid var(--line);
    margin: 2em 0;
}
.article-pagination {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    max-width: 860px;
    margin: 32px auto 0;
}
.page-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 12px 24px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--ink);
    transition: var(--transition);
    box-shadow: var(--shadow);
}
.page-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}
.page-btn i {
    font-size: 0.85rem;
}
.page-btn.next {
    margin-left: auto;
}
.not-found {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 80px 40px;
    text-align: center;
    max-width: 600px;
    margin: 40px auto;
}
.not-found-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--primary-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: var(--primary);
}
.not-found p {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 24px;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 8px;
    font-family: var(--font-cn);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    min-height: 42px;
    text-decoration: none;
    line-height: 1.2;
}
.btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
}
.btn-primary {
    background: var(--accent);
    color: var(--white);
}
.btn-primary:hover {
    background: var(--accent-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(242,128,58,0.3);
}
.btn-outline {
    background: transparent;
    border: 2px solid var(--white);
    color: var(--white);
}
.btn-outline:hover {
    background: rgba(255,255,255,0.12);
    color: var(--white);
    transform: translateY(-2px);
}
.related-section {
    background: var(--surface);
    padding: 80px 0;
    border-top: 1px solid var(--line);
}
.section-head {
    text-align: center;
    margin-bottom: 48px;
}
.section-head h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 8px;
}
.section-head p {
    color: var(--ink-secondary);
    font-size: 0.9375rem;
    margin: 0;
}
.related-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}
.related-card {
    display: block;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    width: 100%;
    max-width: 360px;
    flex: 1 1 280px;
}
.related-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: var(--primary);
}
.related-thumb {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--primary-soft);
}
.related-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}
.related-card:hover .related-thumb img {
    transform: scale(1.03);
}
.related-body {
    padding: 20px;
}
.related-body h3 {
    font-size: 1.0625rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 12px;
    color: var(--ink);
}
.related-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    color: var(--ink-secondary);
    font-family: var(--font-num);
}
.related-date i {
    color: var(--primary);
}
.cta-section {
    background: var(--primary);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent);
}
.cta-section h2 {
    font-size: 2.125rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}
.cta-section p {
    color: rgba(255,255,255,0.85);
    font-size: 1rem;
    max-width: 560px;
    margin: 0 auto 32px;
}
.cta-section .btn-primary {
    background: var(--accent);
}
.cta-section .btn-primary:hover {
    background: var(--accent-dark);
}
.site-footer {
    background: var(--ink);
    padding: 64px 0 0;
    color: rgba(255,255,255,0.75);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
}
.footer-brand .brand-logo {
    position: static;
    transform: none;
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 16px;
}
.footer-brand p {
    font-size: 0.875rem;
    line-height: 1.7;
    color: rgba(255,255,255,0.6);
    margin: 0;
    max-width: 360px;
}
.footer-links h4,
.footer-contact h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}
.footer-links a {
    display: block;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.65);
    padding: 4px 0;
    transition: var(--transition);
}
.footer-links a:hover {
    color: var(--white);
    padding-left: 6px;
}
.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.65);
    margin-bottom: 10px;
}
.footer-contact i {
    color: var(--accent);
    width: 16px;
    text-align: center;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    text-align: center;
}
.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.4);
    margin: 0;
}
.footer-bottom a {
    color: rgba(255,255,255,0.5);
}
.footer-bottom a:hover {
    color: var(--white);
}
@media (max-width: 1024px) {
    .nav-left,
    .nav-right {
        gap: 20px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    .header-inner {
        padding: 0 20px;
    }
    .nav-left,
    .nav-right {
        display: none;
    }
    .mobile-toggle {
        display: block;
    }
    .article-main {
        padding: 32px 0 56px;
    }
    .article-detail {
        padding: 24px 20px;
        border-radius: 8px;
    }
    .article-title {
        font-size: 1.75rem;
    }
    .article-meta {
        gap: 12px;
    }
    .article-cat-bar {
        padding: 20px 0;
    }
    .article-cat-bar .container {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .article-pagination {
        flex-direction: column;
        gap: 12px;
    }
    .page-btn {
        width: 100%;
        justify-content: center;
    }
    .related-section {
        padding: 56px 0;
    }
    .related-grid {
        gap: 16px;
    }
    .related-card {
        max-width: 100%;
        flex-basis: 100%;
    }
    .cta-section {
        padding: 56px 0;
    }
    .cta-section h2 {
        font-size: 1.5rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        padding-bottom: 32px;
    }
    .footer-brand p {
        max-width: 100%;
    }
    .breadcrumb .current {
        max-width: 220px;
    }
}
@media (max-width: 520px) {
    .article-title {
        font-size: 1.5rem;
    }
    .article-meta {
        font-size: 0.8125rem;
    }
    .btn {
        width: 100%;
    }
    .breadcrumb .current {
        max-width: 160px;
    }
}

/* roulang page: category3 */
/* ===== Design Variables ===== */
:root {
  --primary: #0C5E4F;
  --primary-dark: #08463B;
  --primary-soft: #DDEBE5;
  --primary-faint: #F0F5F2;
  --accent: #F2803A;
  --accent-dark: #D96B25;
  --accent-soft: #FCE8D9;
  --bg-warm: #F6F4EF;
  --surface: #FFFFFF;
  --ink: #16211C;
  --ink-secondary: #5A6760;
  --line: #D9E2DC;
  --white: #FFFFFF;
  --radius-lg: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 2px 8px rgba(12,94,79,0.05), 0 8px 24px rgba(12,94,79,0.07);
  --shadow-hover: 0 8px 16px rgba(12,94,79,0.08), 0 16px 40px rgba(12,94,79,0.12);
  --transition: all 0.2s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-warm);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--primary); text-decoration: none; transition: var(--transition); }

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

ul, ol { list-style: none; }

button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (min-width: 1024px) {
  .container { padding: 0 32px; }
}

section { padding: 80px 0; }

@media (max-width: 640px) {
  section { padding: 48px 0; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  transition: var(--transition);
  min-height: 40px;
  text-align: center;
}

.btn i { font-size: 14px; }

.btn-primary {
  background: var(--accent);
  color: var(--white);
  border: 2px solid var(--accent);
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(242,128,58,0.25);
}

.btn-primary:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

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

.btn-outline:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.7);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-block {
  display: flex;
  width: 100%;
}

@media (max-width: 640px) {
  .btn { width: 100%; }
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 72px;
  display: flex;
  align-items: center;
  background: transparent;
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(255,255,255,0.96);
  box-shadow: 0 4px 16px rgba(20,33,28,0.06);
  backdrop-filter: blur(12px);
}

.site-header.scrolled .nav-link { color: var(--ink); }
.site-header.scrolled .brand-logo { color: var(--ink); }
.site-header.scrolled .mobile-toggle { color: var(--ink); }

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  position: relative;
}

.brand-logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.01em;
  white-space: nowrap;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.brand-logo i {
  color: var(--accent);
  font-size: 22px;
}

.nav-left, .nav-right {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  position: relative;
  padding: 8px 2px;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.25s ease;
}

.nav-link:hover { color: var(--white); }
.nav-link:hover::after { width: 100%; }

.nav-link.active {
  color: var(--accent);
  font-weight: 600;
}

.nav-link.active::after {
  width: 100%;
  background: var(--accent);
}

.mobile-toggle {
  display: none;
  font-size: 22px;
  color: var(--white);
  padding: 8px;
  line-height: 1;
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: -320px;
  width: 280px;
  height: 100vh;
  background: var(--surface);
  z-index: 1200;
  padding: 24px;
  box-shadow: 4px 0 24px rgba(0,0,0,0.08);
  transition: left 0.3s ease;
}

.mobile-drawer.open { left: 0; }

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}

.drawer-logo {
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
}

.drawer-close {
  font-size: 22px;
  color: var(--ink-secondary);
  padding: 8px;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
}

.drawer-nav a {
  font-size: 15px;
  padding: 14px 0;
  color: var(--ink);
  border-bottom: 1px solid rgba(217,226,220,0.5);
  font-weight: 500;
}

.drawer-nav a:hover { color: var(--primary); }
.drawer-nav a.active { color: var(--primary); font-weight: 700; }

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20,33,28,0.4);
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease;
}

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

@media (max-width: 1024px) {
  .nav-left, .nav-right { display: none; }
  .mobile-toggle { display: block; }
  .brand-logo { position: static; transform: none; margin: 0 auto; }
  .header-container { justify-content: space-between; }
  .brand-logo { order: 2; }
  .mobile-toggle { order: 1; }
}

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  margin-top: -72px;
  padding-top: 120px;
  padding-bottom: 80px;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(20,33,28,0.92) 0%, rgba(20,33,28,0.55) 60%, rgba(20,33,28,0.3) 100%);
}

.page-hero .container {
  position: relative;
  z-index: 2;
  text-align: center;
}

.page-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.85);
  max-width: 640px;
  margin: 0 auto 28px;
  line-height: 1.7;
}

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

@media (max-width: 640px) {
  .page-hero { min-height: 320px; padding-top: 100px; padding-bottom: 48px; }
  .page-hero h1 { font-size: 1.75rem; }
  .page-hero p { font-size: 0.9375rem; }
}

/* ===== Intro Section ===== */
.intro-section {
  background: var(--bg-warm);
  padding: 80px 0;
}

.intro-content {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.intro-content h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 20px;
  line-height: 1.3;
}

.intro-content p {
  font-size: 1.0625rem;
  color: var(--ink-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
}

.intro-tags {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.intro-tags .tag {
  background: var(--primary-soft);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

@media (max-width: 640px) {
  .intro-section { padding: 48px 0; }
  .intro-content h2 { font-size: 1.5rem; }
  .intro-content p { font-size: 0.9375rem; }
}

/* ===== Feature Blocks ===== */
.feature-blocks {
  background: var(--white);
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header .section-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 8px;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--ink-secondary);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 40px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.feature-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(12,94,79,0.6);
}

.feature-card-image {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.feature-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.feature-card:hover .feature-card-image img {
  transform: scale(1.04);
}

.feature-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(20,33,28,0.35), transparent 50%);
}

.feature-card-icon {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 48px;
  height: 48px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(242,128,58,0.4);
  z-index: 2;
}

.feature-card-body {
  padding: 24px;
}

.feature-card-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
  line-height: 1.4;
}

.feature-card-body p {
  font-size: 0.9375rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.feature-card-body .feature-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
}

.feature-card-body .feature-link i {
  transition: transform 0.2s ease;
}

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

@media (max-width: 768px) {
  .feature-blocks { padding: 48px 0; }
  .feature-grid { grid-template-columns: 1fr; gap: 24px; }
  .section-header { margin-bottom: 32px; }
  .section-header h2 { font-size: 1.5rem; }
}

/* ===== Content Rows ===== */
.content-rows-section {
  background: var(--bg-warm);
  padding: 80px 0;
}

.content-row-list {
  max-width: 960px;
  margin: 0 auto;
}

.content-row {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.content-row:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: rgba(12,94,79,0.5);
}

.content-row-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: rgba(12,94,79,0.2);
  line-height: 1;
  min-width: 64px;
  text-align: center;
}

.content-row-body {
  flex: 1;
}

.content-row-body h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.content-row-body p {
  font-size: 0.875rem;
  color: var(--ink-secondary);
  line-height: 1.6;
}

.content-row-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
  flex-shrink: 0;
  transition: var(--transition);
}

.content-row:hover .content-row-icon {
  background: var(--accent);
  color: var(--white);
  transform: scale(1.05);
}

@media (max-width: 640px) {
  .content-rows-section { padding: 48px 0; }
  .content-row { flex-direction: column; text-align: center; padding: 20px 16px; }
  .content-row-number { min-width: 0; }
}

/* ===== Scenario Grid ===== */
.scenario-section {
  background: var(--white);
  padding: 80px 0;
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.scenario-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.scenario-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s ease;
}

.scenario-card:hover::before {
  transform: scaleY(1);
}

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

.scenario-icon {
  width: 56px;
  height: 56px;
  background: var(--primary-soft);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 24px;
  margin-bottom: 20px;
  transition: var(--transition);
}

.scenario-card:hover .scenario-icon {
  background: var(--accent);
  color: var(--white);
}

.scenario-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 10px;
}

.scenario-card p {
  font-size: 0.875rem;
  color: var(--ink-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
}

.scenario-list {
  padding: 0;
}

.scenario-list li {
  font-size: 0.8125rem;
  color: var(--ink-secondary);
  line-height: 1.6;
  padding: 4px 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.scenario-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  margin-top: 8px;
  flex-shrink: 0;
}

@media (max-width: 1024px) {
  .scenario-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .scenario-section { padding: 48px 0; }
  .scenario-grid { grid-template-columns: 1fr; }
}

/* ===== FAQ Section ===== */
.faq-section {
  background: var(--bg-warm);
  padding: 80px 0;
}

.faq-container {
  max-width: 760px;
  margin: 0 auto;
}

.faq-item {
  background: var(--primary-faint);
  border-radius: var(--radius-lg);
  margin-bottom: 12px;
  overflow: hidden;
  border: 1px solid transparent;
  transition: var(--transition);
}

.faq-item.is-active {
  border-color: rgba(12,94,79,0.3);
  box-shadow: var(--shadow-card);
}

.faq-title {
  width: 100%;
  text-align: left;
  padding: 20px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: var(--transition);
}

.faq-title:hover { color: var(--primary); }

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.is-active .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: var(--white);
}

.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  font-size: 0.875rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  padding-bottom: 20px;
  border-top: 2px solid var(--primary);
  padding-top: 16px;
}

@media (max-width: 640px) {
  .faq-section { padding: 48px 0; }
  .faq-title { font-size: 0.875rem; padding: 16px 16px; }
  .faq-answer p { padding: 0 16px 16px; }
}

/* ===== CTA Section ===== */
.cta-banner {
  background: var(--primary);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--accent);
}

.cta-content {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.cta-content p {
  color: rgba(255,255,255,0.85);
  font-size: 1rem;
  margin-bottom: 32px;
  line-height: 1.7;
}

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

@media (max-width: 640px) {
  .cta-banner { padding: 48px 0; }
  .cta-content h2 { font-size: 1.5rem; }
}

/* ===== Category Cards ===== */
.category-cards-section {
  background: var(--white);
  padding: 80px 0;
}

.category-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.category-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: block;
  color: var(--ink);
}

.category-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(12,94,79,0.5);
  color: var(--ink);
}

.category-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  position: relative;
}

.category-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.category-card:hover .category-card-image img {
  transform: scale(1.05);
}

.category-card-body {
  padding: 20px;
}

.category-card-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.category-card-body p {
  font-size: 0.8125rem;
  color: var(--ink-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.category-card-link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.category-card-link i {
  transition: transform 0.2s ease;
}

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

.category-card.current {
  border: 2px solid var(--primary);
  position: relative;
}

.category-card.current .category-card-link {
  color: var(--accent);
}

@media (max-width: 1024px) {
  .category-card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .category-cards-section { padding: 48px 0; }
  .category-card-grid { grid-template-columns: 1fr; }
}

/* ===== Footer ===== */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,0.8);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand .brand-logo {
  position: static;
  transform: none;
  color: var(--white);
  font-size: 20px;
  margin-bottom: 16px;
  display: inline-flex;
}

.footer-brand p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  max-width: 360px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-links a {
  display: block;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.7);
  padding: 6px 0;
  transition: var(--transition);
}

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

.footer-contact p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.7);
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact i {
  color: var(--accent);
  width: 16px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
}

.footer-bottom a:hover {
  color: var(--white);
}

@media (max-width: 768px) {
  .site-footer { padding: 48px 0 0; }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }
}

/* ===== Accessibility ===== */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

::selection {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-warm);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-soft);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* roulang page: category2 */
:root {
  --primary: #0C5E4F;
  --primary-dark: #08463B;
  --primary-soft: #DDEBE5;
  --primary-faint: #F0F5F2;
  --accent: #F2803A;
  --accent-dark: #D96B25;
  --accent-soft: #FCE8D9;
  --bg-warm: #F6F4EF;
  --surface: #FFFFFF;
  --ink: #16211C;
  --ink-secondary: #5A6760;
  --line: #D9E2DC;
  --white: #FFFFFF;
  --radius-lg: 12px;
  --radius-md: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(12,94,79,.05), 0 8px 24px rgba(12,94,79,.07);
  --shadow-lg: 0 8px 16px rgba(12,94,79,.08), 0 16px 40px rgba(12,94,79,.12);
  --transition: all .2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg-warm);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
button { font-family: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { line-height: 1.3; font-weight: 700; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
@media (min-width: 1024px) {
  .container { padding: 0 32px; }
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: var(--transition);
}
.site-header.scrolled {
  background: var(--surface);
  box-shadow: 0 4px 16px rgba(20,33,28,.06);
}
.header-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 72px;
  position: relative;
}
.nav-left {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 32px;
  justify-content: flex-start;
}
.nav-right {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 32px;
  justify-content: flex-end;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--white);
  white-space: nowrap;
  padding: 0 28px;
  letter-spacing: .01em;
}
.brand-logo i { color: var(--accent); font-size: 1.25rem; }
.site-header .nav-link {
  position: relative;
  font-size: .9375rem;
  font-weight: 500;
  color: rgba(255,255,255,.88);
  padding: 8px 2px;
}
.site-header .nav-link::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width .2s ease;
}
.site-header .nav-link:hover::after,
.site-header .nav-link.active::after { width: 100%; }
.site-header .nav-link.active { color: var(--white); font-weight: 600; }
.site-header.scrolled .nav-link {
  color: var(--ink-secondary);
}
.site-header.scrolled .nav-link.active {
  color: var(--primary);
}
.site-header.scrolled .brand-logo {
  color: var(--ink);
}
.site-header.scrolled .brand-logo i { color: var(--accent); }
.menu-toggle {
  display: none;
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 40px; height: 40px;
  background: transparent;
  border: none;
  color: var(--white);
  font-size: 1.25rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.site-header.scrolled .menu-toggle { color: var(--ink); }
.menu-toggle:focus-visible,
.drawer-close:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ===== Mobile Drawer ===== */
.mobile-drawer {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: 280px;
  background: var(--surface);
  z-index: 1100;
  transform: translateX(-100%);
  transition: transform .3s ease;
  display: flex;
  flex-direction: column;
  padding: 20px;
  box-shadow: 4px 0 24px rgba(20,33,28,.12);
}
.mobile-drawer.open { transform: translateX(0); }
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.drawer-logo {
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.drawer-logo i { color: var(--accent); }
.drawer-close {
  width: 36px; height: 36px;
  border: none;
  background: var(--primary-faint);
  color: var(--ink);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 1rem;
}
.drawer-nav { display: flex; flex-direction: column; }
.drawer-link {
  padding: 14px 0;
  font-size: .9375rem;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  transition: var(--transition);
}
.drawer-link.active { color: var(--primary); font-weight: 600; }
.drawer-link:hover { color: var(--primary); padding-left: 6px; }
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20,33,28,.5);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.drawer-overlay.show { opacity: 1; visibility: visible; }

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  min-height: 360px;
  padding: 140px 0 80px;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  display: flex;
  align-items: center;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(20,33,28,.9) 0%, rgba(20,33,28,.55) 60%, rgba(20,33,28,.25) 100%);
}
.page-hero .hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}
.page-hero .breadcrumb {
  font-size: .8125rem;
  color: rgba(255,255,255,.7);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-hero .breadcrumb a { color: rgba(255,255,255,.8); }
.page-hero .breadcrumb a:hover { color: var(--white); }
.page-hero .breadcrumb .sep { opacity: .5; }
.page-hero .breadcrumb .current { color: var(--white); }
.page-hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.01em;
  margin-bottom: 12px;
}
.page-hero .hero-lead {
  font-size: 1.125rem;
  color: rgba(255,255,255,.85);
  max-width: 560px;
  line-height: 1.7;
}

/* ===== Stat Bar ===== */
.stat-bar {
  background: var(--primary-soft);
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 8px 0;
}
.stat-num {
  display: block;
  font-family: "Inter", Arial, sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}
.stat-label {
  display: block;
  font-size: .875rem;
  color: var(--ink-secondary);
  margin-top: 4px;
}

/* ===== Feature Blocks ===== */
.feature-section {
  padding: 80px 0;
  background: var(--bg-warm);
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}
.section-head .section-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .02em;
  color: var(--primary);
  background: var(--accent-soft);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 12px;
}
.section-head h2 {
  font-size: 2.125rem;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 12px;
}
.section-head p {
  font-size: 1rem;
  color: var(--ink-secondary);
}
.feature-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 64px;
}
.feature-pair:last-child { margin-bottom: 0; }
.feature-pair.reverse .feature-img { order: 2; }
.feature-pair.reverse .feature-text { order: 1; }
.feature-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--primary-faint);
  aspect-ratio: 4/3;
}
.feature-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.feature-pair:hover .feature-img img { transform: scale(1.03); }
.feature-text .feature-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}
.feature-text h3 {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 14px;
  line-height: 1.3;
}
.feature-text .feature-desc {
  font-size: .9375rem;
  color: var(--ink-secondary);
  line-height: 1.75;
  margin-bottom: 18px;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9375rem;
  color: var(--ink);
  padding: 6px 0;
}
.feature-list li i {
  color: var(--primary);
  font-size: .875rem;
  margin-top: 5px;
  width: 18px;
  flex-shrink: 0;
}

/* ===== Content Rows ===== */
.content-row-section {
  padding: 80px 0;
  background: var(--surface);
}
.content-rows-inner {
  border-top: 1px solid var(--line);
}
.content-row {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 32px 24px;
  border-bottom: 1px solid var(--line);
  transition: var(--transition);
  border-radius: var(--radius-lg);
}
.content-row:hover {
  background: var(--primary-faint);
  box-shadow: var(--shadow-sm);
}
.row-index {
  font-family: "Inter", Arial, sans-serif;
  font-size: 2.75rem;
  font-weight: 800;
  color: rgba(12,94,79,.18);
  line-height: 1;
  width: 72px;
  flex-shrink: 0;
}
.row-body {
  flex: 1;
}
.row-body h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}
.row-body p {
  font-size: .9375rem;
  color: var(--ink-secondary);
  max-width: 680px;
}
.row-arrow {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  transition: var(--transition);
}
.content-row:hover .row-arrow {
  background: var(--accent);
  color: var(--white);
  transform: translateX(4px);
}

/* ===== FAQ ===== */
.faq-section {
  padding: 80px 0;
  background: var(--bg-warm);
}
.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.accordion {
  margin: 0;
  background: transparent;
}
.accordion-item {
  background: var(--primary-faint) !important;
  border-radius: var(--radius-lg) !important;
  margin-bottom: 12px;
  border: 1px solid transparent;
  transition: var(--transition);
}
.accordion-item:hover {
  border-color: rgba(12,94,79,.15);
}
.accordion-item.is-active {
  background: var(--surface) !important;
  box-shadow: var(--shadow-sm);
  border-color: var(--line);
}
.accordion-title {
  font-size: .9375rem !important;
  font-weight: 600;
  color: var(--ink) !important;
  min-height: 60px;
  padding: 0 20px !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: var(--radius-lg) !important;
  background: transparent !important;
  position: relative;
}
.accordion-title::before {
  content: '\f067';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: .875rem;
  color: var(--primary);
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.accordion-item.is-active .accordion-title::before {
  content: '\f068';
  background: var(--accent);
  color: var(--white);
}
.accordion-content {
  color: var(--ink-secondary) !important;
  font-size: .9375rem;
  line-height: 1.7;
  padding: 0 20px 20px !important;
  border-top: 2px solid var(--primary);
  margin-top: -1px;
}
.accordion-content a { color: var(--primary); font-weight: 500; }

/* ===== CTA ===== */
.cta-section {
  background: var(--primary);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 4px;
  background: var(--accent);
}
.cta-inner {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-inner h2 {
  color: var(--white);
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.cta-inner p {
  color: rgba(255,255,255,.82);
  font-size: 1rem;
  margin-bottom: 28px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: .9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  min-height: 40px;
  line-height: 1.2;
}
.btn-accent {
  background: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}
.btn-accent:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(242,128,58,.28);
  color: var(--white);
}
.btn-outline-primary {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline-primary:hover {
  background: var(--primary-faint);
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,.8);
}
.btn-outline-light:hover {
  background: rgba(255,255,255,.1);
  color: var(--white);
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.btn-lg { padding: 14px 36px; font-size: 1rem; }

/* ===== Footer ===== */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,.7);
  padding: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding: 56px 0 40px;
}
.footer-brand .brand-logo {
  color: var(--white);
  font-size: 1.125rem;
  padding: 0;
  margin-bottom: 12px;
}
.footer-brand .brand-logo i { color: var(--accent); }
.footer-brand p {
  font-size: .875rem;
  line-height: 1.7;
  color: rgba(255,255,255,.6);
  max-width: 360px;
  margin-bottom: 0;
}
.footer-links h4,
.footer-contact h4 {
  color: var(--white);
  font-size: .9375rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-links a {
  display: block;
  color: rgba(255,255,255,.6);
  font-size: .875rem;
  padding: 5px 0;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--white);
  padding-left: 4px;
}
.footer-contact p {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.footer-contact i {
  color: var(--accent);
  width: 16px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 16px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: .8125rem;
  color: rgba(255,255,255,.45);
  margin: 0;
}
.footer-bottom a { color: rgba(255,255,255,.6); }
.footer-bottom a:hover { color: var(--white); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .page-hero h1 { font-size: 2.25rem; }
  .feature-pair { gap: 32px; }
  .feature-text h3 { font-size: 1.375rem; }
  .stat-num { font-size: 1.625rem; }
  .row-index { font-size: 2.25rem; width: 56px; }
  .cta-inner h2 { font-size: 1.625rem; }
}

@media (max-width: 768px) {
  .nav-left, .nav-right { display: none; }
  .menu-toggle { display: inline-flex; }
  .brand-logo { padding: 0 12px; font-size: 1rem; }
  .brand-logo i { font-size: 1.125rem; }
  .header-wrap { justify-content: center; padding: 0 44px; }
  .page-hero { min-height: 320px; padding: 120px 0 50px; }
  .page-hero h1 { font-size: 1.875rem; }
  .page-hero .hero-lead { font-size: .9375rem; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .feaure-section, .content-row-section, .faq-section { padding: 48px 0; }
  .section-head { margin-bottom: 36px; }
  .section-head h2 { font-size: 1.625rem; }
  .feature-pair { grid-template-columns: 1fr; gap: 20px; }
  .feature-pair.reverse .feature-img { order: 0; }
  .feature-pair.reverse .feature-text { order: 0; }
  .content-row { flex-wrap: wrap; gap: 16px; padding: 20px 16px; }
  .row-index { width: auto; font-size: 1.875rem; }
  .row-arrow { border-radius: var(--radius-md); width: 36px; height: 36px; }
  .accordion-title { font-size: .875rem !important; padding-right: 48px !important; }
  .cta-section { padding: 48px 0; }
  .cta-inner h2 { font-size: 1.375rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding: 40px 0 24px; }
  .btn { width: auto; }
  .btn-lg { width: auto; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .page-hero .breadcrumb { font-size: .75rem; }
  .page-hero h1 { font-size: 1.625rem; }
  .page-hero .hero-lead { font-size: .875rem; }
  .stat-num { font-size: 1.375rem; }
  .stat-label { font-size: .75rem; }
  .feature-text h3 { font-size: 1.25rem; }
  .row-body h3 { font-size: 1.0625rem; }
  .row-body p { font-size: .875rem; }
  .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom p { font-size: .75rem; }
}