/* roulang page: index */
:root{
  --primary:#0E2A25;
  --secondary:#C6A664;
  --bg:#F7F6F1;
  --white:#FFFFFF;
  --text:#1C1C1A;
  --text-2:#6B6B66;
  --text-3:#9A9A93;
  --border:#E5E1D7;
  --dark-text:#F2EFE8;
  --dark-sub:#BFB8A8;
  --r-card:14px;
  --r-img:8px;
  --r-btn:999px;
  --r-modal:16px;
  --shadow:0 2px 8px rgba(14,42,37,0.06),0 8px 24px rgba(14,42,37,0.06);
  --shadow-hover:0 4px 12px rgba(14,42,37,0.10),0 14px 32px rgba(14,42,37,0.10);
  --container:1200px;
  --transition:0.25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.8;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--transition)}
button{font-family:inherit;border:none;background:none;cursor:pointer}
ul,ol{list-style:none}
input,textarea,select{font-family:inherit;font-size:1rem}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
@media(max-width:640px){.container{padding-left:16px;padding-right:16px}}
.grid-container{max-width:var(--container)}
h1,h2,h3,h4{font-weight:700;line-height:1.3;color:var(--text)}
h1{font-size:clamp(34px,5vw,56px);line-height:1.2}
h2{font-size:32px;line-height:1.3;margin-bottom:16px}
@media(max-width:640px){h2{font-size:24px}}
h3{font-size:20px}
p{line-height:1.8}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 32px;border-radius:var(--r-btn);
  font-size:15px;font-weight:500;letter-spacing:0.02em;
  transition:all var(--transition);white-space:nowrap;
}
.btn i{font-size:14px}
.btn-primary{background:var(--secondary);color:var(--primary);box-shadow:0 2px 8px rgba(198,166,100,0.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(198,166,100,0.4);color:var(--primary)}
.btn-primary:active{transform:translateY(0);box-shadow:0 2px 4px rgba(198,166,100,0.3)}
.btn-outline{background:transparent;border:1px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:rgba(14,42,37,0.05);color:var(--primary);border-color:var(--primary)}
.btn-outline:active{background:rgba(14,42,37,0.08)}
.btn-dark{background:var(--primary);color:var(--dark-text)}
.btn-dark:hover{background:#163A33;color:var(--dark-text);transform:translateY(-2px)}
a:focus,button:focus,input:focus,textarea:focus,.chip:focus{
  outline:2px solid var(--secondary);outline-offset:2px;
}

/* Top strip */
.top-strip{
  background:var(--primary);color:var(--dark-sub);font-size:13px;letter-spacing:0.05em;
  padding:6px 0;text-align:center;
}
.top-strip span{margin:0 14px;white-space:nowrap}
.top-strip i{margin-right:4px;font-size:12px}

/* Header */
.site-header{
  background:var(--white);border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:100;box-shadow:0 1px 4px rgba(14,42,37,0.04);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:20px;
}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{
  width:44px;height:44px;border:2px solid var(--secondary);border-radius:10px;
  display:flex;align-items:center;justify-content:center;color:var(--secondary);
  font-size:20px;background:var(--bg);
}
.logo-text{display:flex;flex-direction:column;line-height:1.2}
.logo-name{font-size:17px;font-weight:700;color:var(--text);letter-spacing:0.02em}
.logo-sub{font-size:11px;color:var(--text-3);letter-spacing:0.08em;margin-top:2px}
.site-nav{display:flex;align-items:center;gap:10px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.site-nav::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;border-radius:var(--r-btn);
  font-size:14px;font-weight:500;color:var(--text);background:var(--white);
  border:1px solid var(--border);transition:all var(--transition);white-space:nowrap;
}
.chip:hover{background:rgba(14,42,37,0.04);border-color:var(--primary)}
.chip.is-current{background:var(--primary);color:var(--dark-text);border-color:var(--primary)}
.chip.is-current:hover{background:var(--primary);color:var(--dark-text)}
.nav-cta{height:44px;padding:0 28px;font-size:14px}

/* Hero */
.hero{
  padding:90px 0 70px;background:var(--bg);position:relative;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;top:-80px;right:-60px;width:380px;height:380px;
  border-radius:50%;border:1px solid rgba(198,166,100,0.25);pointer-events:none;
}
.hero::after{
  content:'';position:absolute;bottom:-40px;left:-30px;width:260px;height:260px;
  border-radius:50%;border:1px solid rgba(14,42,37,0.06);pointer-events:none;
}
.hero-content{position:relative;z-index:1}
.hero h1{margin-bottom:24px;font-weight:700;letter-spacing:0.01em}
.hero h1 .accent{color:var(--secondary)}
.hero-sub{
  font-size:18px;color:var(--text-2);line-height:1.8;margin-bottom:32px;max-width:520px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.trust-line{
  display:flex;align-items:center;gap:18px;font-size:13px;color:var(--text-3);letter-spacing:0.03em;
}
.trust-line i{color:var(--secondary);font-size:12px}
.hero-image{position:relative;z-index:1}
.hero-image img{
  width:100%;border-radius:var(--r-card);box-shadow:var(--shadow);object-fit:cover;aspect-ratio:4/3;
}
.hero-divider{
  max-width:var(--container);margin:60px auto 0;padding:0 24px;
}
.hero-divider .line{border-top:1px solid var(--border);display:flex;justify-content:center;padding-top:16px}
.hero-divider .scroll-hint{
  font-size:12px;color:var(--text-3);display:inline-flex;align-items:center;gap:8px;
  background:var(--bg);padding:0 16px;margin-top:-10px;
}
.hero-divider .scroll-hint i{font-size:12px}

/* Chip section under hero */
.chip-section{padding:30px 0 40px;background:var(--bg);border-bottom:1px solid var(--border)}
.chip-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
@media(max-width:640px){.chip-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}}
.chip-row .chip{flex-shrink:0}

/* Section spacing */
.section-pad{padding:90px 0}
@media(max-width:640px){.section-pad{padding:56px 0}}

/* Solutions section */
.solutions-section{padding:90px 0 80px;background:var(--bg)}
@media(max-width:640px){.solutions-section{padding:56px 0 48px}}
.solutions-section .section-head{
  text-align:left;margin-bottom:48px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
}
.solutions-section .section-head .head-line{width:56px;height:3px;background:var(--secondary);border-radius:2px;margin-bottom:16px}
.solutions-section .section-head h2{margin-bottom:8px}
.solutions-section .section-head p{color:var(--text-2);font-size:16px;max-width:480px}
@media(max-width:640px){
  .solutions-section .section-head{flex-direction:column;align-items:flex-start;gap:8px}
}
.solution-card{
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--shadow);
  padding:36px;margin-bottom:28px;border:1px solid transparent;transition:all var(--transition);position:relative;
}
.solution-card:hover{box-shadow:var(--shadow-hover);border-color:rgba(198,166,100,0.4)}
.card-main{min-height:420px}
.card-side{min-height:220px}
.card-short{min-height:180px;margin-bottom:0}
.card-icon{
  width:48px;height:48px;border-radius:10px;background:rgba(198,166,100,0.10);
  display:flex;align-items:center;justify-content:center;color:var(--secondary);font-size:20px;margin-bottom:20px;
}
.solution-card h3{margin-bottom:16px}
.solution-card ul{padding:0;margin:0 0 20px}
.solution-card ul li{
  position:relative;padding-left:20px;margin-bottom:10px;font-size:15px;color:var(--text-2);line-height:1.7;
}
.solution-card ul li::before{
  content:'';position:absolute;left:0;top:11px;width:7px;height:7px;
  border-radius:50%;background:var(--secondary);
}
.card-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--primary);
  margin-top:8px;transition:gap var(--transition);
}
.card-link:hover{gap:10px;color:var(--primary)}
.card-link i{font-size:13px}

/* Stats */
.stats-section{padding:60px 0;background:var(--white);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
@media(max-width:1024px){.stats-row{grid-template-columns:repeat(2,1fr);gap:40px 32px}}
@media(max-width:640px){.stats-row{grid-template-columns:1fr 1fr;gap:32px 20px}}
.stat-item{transition:transform 0.3s ease}
.stat-item:hover{transform:translateY(-2px)}
.stat-line{width:40px;height:1px;background:var(--secondary);display:block;margin-bottom:18px}
.stat-number{
  font-family:"Playfair Display","Georgia",serif;font-size:48px;line-height:1.2;color:var(--secondary);
  font-weight:700;display:block;margin-bottom:8px;letter-spacing:0.01em;
}
@media(max-width:640px){.stat-number{font-size:38px}}
.stat-label{font-size:14px;color:var(--text-2);letter-spacing:0.02em}

/* News section */
.news-section{padding:90px 0;background:var(--bg)}
@media(max-width:640px){.news-section{padding:56px 0}}
.news-section .section-head{margin-bottom:40px}
.news-section .section-head .head-line{width:56px;height:3px;background:var(--secondary);border-radius:2px;margin-bottom:16px}
.news-section h2{margin-bottom:8px}
.news-section .section-head p{color:var(--text-2);font-size:15px}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-card{
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--shadow);
  padding:28px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;
  border:1px solid transparent;transition:all var(--transition);
}
.news-card:hover{box-shadow:var(--shadow-hover);border-color:rgba(198,166,100,0.35)}
.news-card-main{flex:1;min-width:0}
.news-category{
  display:inline-block;font-size:12px;color:var(--secondary);background:rgba(198,166,100,0.08);
  border:1px solid rgba(198,166,100,0.3);border-radius:4px;padding:2px 10px;margin-bottom:8px;font-weight:500;
}
.news-card h3{font-size:17px;margin-bottom:8px;line-height:1.4}
.news-card h3 a:hover{color:var(--secondary)}
.news-card p{font-size:14px;color:var(--text-2);margin-bottom:0;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.news-time{font-size:13px;color:var(--text-3);white-space:nowrap;flex-shrink:0}
@media(max-width:640px){
  .news-card{flex-direction:column;align-items:flex-start;gap:8px;padding:22px 20px}
  .news-time{white-space:normal}
}
.empty-state{
  background:var(--white);border-radius:var(--r-card);box-shadow:var(--shadow);
  padding:60px 32px;text-align:center;color:var(--text-3);
}
.empty-state i{font-size:36px;margin-bottom:12px;display:block;color:var(--border)}
.empty-state p{font-size:15px}

/* FAQ */
.faq-section{padding:90px 0;background:var(--white)}
@media(max-width:640px){.faq-section{padding:56px 0}}
.faq-section .section-head{margin-bottom:40px;text-align:center}
.faq-section .section-head .head-line{width:56px;height:3px;background:var(--secondary);border-radius:2px;margin:0 auto 16px}
.faq-section h2{margin-bottom:8px}
.faq-sub{font-size:14px;color:var(--text-3)}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item:first-child{border-top:1px solid var(--border)}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  height:60px;font-size:18px;font-weight:500;color:var(--text);transition:color var(--transition);
}
.faq-question:hover{color:var(--secondary)}
.faq-icon{
  width:20px;height:20px;position:relative;flex-shrink:0;transition:transform 0.25s ease;
}
.faq-icon::before,.faq-icon::after{
  content:'';position:absolute;background:var(--text);border-radius:1px;transition:background 0.25s ease;
}
.faq-icon::before{width:20px;height:2px;top:9px;left:0}
.faq-icon::after{width:2px;height:20px;top:0;left:9px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--secondary)}
.faq-answer{
  max-height:0;overflow:hidden;transition:max-height 0.25s ease,opacity 0.25s ease;
  opacity:0;padding-left:0;font-size:16px;line-height:1.8;color:var(--text-2);
}
.faq-item.is-open .faq-answer{
  max-height:300px;opacity:1;padding-bottom:24px;font-size:16px;color:var(--text-2);
}

/* CTA / modal trigger */
.cta-section{padding:90px 0;background:var(--bg);border-top:1px solid var(--border)}
@media(max-width:640px){.cta-section{padding:56px 0}}
.cta-inner{
  background:var(--primary);border-radius:var(--r-card);padding:64px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-inner::after{
  content:'';position:absolute;top:-40px;right:-40px;width:160px;height:160px;
  border-radius:50%;border:1px solid rgba(198,166,100,0.3);pointer-events:none;
}
.cta-text h2{color:var(--dark-text);margin-bottom:8px;font-size:26px}
.cta-text p{color:var(--dark-sub);font-size:15px;margin-bottom:0}
.cta-actions{position:relative;z-index:1}

/* Footer */
.site-footer{background:var(--primary);color:var(--dark-sub);padding:64px 0 32px}
.footer-grid{display:grid;grid-template-columns:4fr 2fr 2fr 3fr;gap:40px;margin-bottom:48px}
@media(max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr;gap:28px}}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo .logo-name{color:var(--dark-text)}
.footer-brand .logo .logo-sub{color:var(--dark-sub)}
.footer-brand p{font-size:14px;line-height:1.7;margin-bottom:16px}
.security-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--secondary);
  border:1px solid rgba(198,166,100,0.3);border-radius:999px;padding:4px 14px;
}
.security-badge i{font-size:12px}
.footer-col h4{
  color:var(--dark-text);font-size:15px;font-weight:600;margin-bottom:16px;letter-spacing:0.03em;
  padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,0.12);
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--dark-sub);transition:color var(--transition)}
.footer-col ul li a:hover{color:var(--secondary)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.7}
.footer-contact li i{margin-top:4px;color:var(--secondary);font-size:12px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.12);padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--dark-sub);
}
.footer-bottom .footer-legal a{color:var(--dark-sub);margin-left:16px}
.footer-bottom .footer-legal a:hover{color:var(--secondary)}

/* Modal */
.modal-overlay{
  position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(14,42,37,0.6);
  z-index:9999;display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transition:opacity 0.3s ease,visibility 0.3s ease;
  padding:16px;
}
.modal-overlay.is-open{opacity:1;visibility:visible}
.modal-box{
  background:var(--white);border-radius:var(--r-modal);box-shadow:0 20px 60px rgba(0,0,0,0.2);
  width:100%;max-width:560px;padding:40px;position:relative;
  transform:translateY(20px);transition:transform 0.3s ease;
}
.modal-overlay.is-open .modal-box{transform:translateY(0)}
.modal-box h3{font-size:24px;margin-bottom:8px}
.modal-box .modal-desc{font-size:14px;color:var(--text-2);margin-bottom:24px}
.modal-close{
  position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--text-3);
  transition:background var(--transition),color var(--transition);
}
.modal-close:hover{background:rgba(14,42,37,0.06);color:var(--text)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;font-weight:500;color:var(--text);margin-bottom:6px}
.form-group input,.form-group textarea{
  width:100%;height:44px;border:1px solid var(--border);border-radius:8px;padding:0 14px;
  font-size:14px;color:var(--text);transition:border-color var(--transition),box-shadow var(--transition);
  background:var(--bg);
}
.form-group textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.5}
.form-group input:focus,.form-group textarea:focus{
  border-color:var(--secondary);box-shadow:0 0 0 3px rgba(198,166,100,0.15);outline:none;
}
.form-submit{width:100%;height:46px;border-radius:8px;background:var(--primary);color:var(--dark-text);font-size:15px;font-weight:500;transition:all var(--transition)}
.form-submit:hover{background:#163A33;transform:translateY(-1px)}
.modal-privacy{
  margin-top:20px;padding-top:16px;border-top:1px solid var(--border);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12px;color:var(--text-3);
}
.modal-privacy a{color:var(--text-2);text-decoration:underline;font-size:12px}
.modal-privacy a:hover{color:var(--secondary)}
.privacy-detail{
  max-height:0;overflow:hidden;transition:max-height 0.3s ease;font-size:12px;color:var(--text-3);line-height:1.6;
}
.privacy-detail.is-visible{max-height:120px;padding-top:8px}
@media(max-width:640px){
  .modal-box{padding:28px 20px;border-radius:14px}
}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 0.5s ease,transform 0.5s ease}
.reveal.is-visible{opacity:1;transform:translateY(0)}

/* Responsive nav */
@media(max-width:1024px){
  .site-nav{gap:6px}
  .chip{padding:0 14px;font-size:13px}
  .nav-cta{padding:0 20px;font-size:13px}
  .logo-name{font-size:15px}
}
@media(max-width:640px){
  .header-inner{height:64px;gap:12px}
  .logo-mark{width:38px;height:38px;font-size:17px;border-radius:8px}
  .logo-name{font-size:14px;white-space:normal;line-height:1.2}
  .logo-sub{font-size:10px}
  .site-nav{max-width:42%}
  .chip{padding:0 10px;height:36px;font-size:12px}
  .nav-cta{display:none}
  .hero{padding:56px 0 48px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{font-size:14px;padding:0 20px}
  .trust-line{flex-wrap:wrap;gap:10px}
  .solution-card{padding:24px 20px}
  .card-main{min-height:auto}
  .cta-inner{padding:40px 24px}
  .cta-text h2{font-size:22px}
}
@media(min-width:641px) and (max-width:1024px){
  .hero{padding:70px 0 56px}
  .hero-image img{aspect-ratio:16/10}
  .solution-card{padding:28px 24px}
}

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #0E2A25;
            --primary-dark: #091d19;
            --accent: #C6A664;
            --accent-light: #d9bd85;
            --bg: #F7F6F1;
            --card: #FFFFFF;
            --text: #1C1C1A;
            --text-secondary: #6B6B66;
            --text-weak: #9A9A93;
            --divider: #E5E1D7;
            --light-text: #F2EFE8;
            --light-weak: #BFB8A8;
            --radius-card: 14px;
            --radius-img: 8px;
            --radius-btn: 999px;
            --radius-modal: 16px;
            --shadow-card: 0 2px 8px rgba(14,42,37,0.06), 0 8px 24px rgba(14,42,37,0.06);
            --shadow-hover: 0 4px 12px rgba(14,42,37,0.10), 0 14px 32px rgba(14,42,37,0.10);
            --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --font-serif: "Playfair Display", "Georgia", serif;
            --container-w: 1200px;
        }
        /* ===== Reset / Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: color 0.2s; }
        ul, ol { list-style: none; }
        .container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }
        .focus-visible: focus-visible, a:focus-visible, button:focus-visible, input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .text-center { text-align: center; }
        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            border: 1px solid transparent;
            transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 2px 8px rgba(198, 166, 100, 0.3);
        }
        .btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 4px 16px rgba(198, 166, 100, 0.4); }
        .btn-secondary {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary);
        }
        .btn-secondary:hover { background: rgba(14, 42, 37, 0.05); transform: translateY(-2px); }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--accent);
            color: var(--accent);
        }
        .btn-outline:hover { background: rgba(198, 166, 100, 0.12); }
        .btn-dark {
            background: var(--primary);
            color: var(--light-text);
        }
        .btn-dark:hover { background: var(--primary-dark); transform: translateY(-2px); }
        .btn-block { width: 100%; }
        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: var(--bg);
            border-bottom: 1px solid var(--divider);
            height: 72px;
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            height: 72px;
        }
        .logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
        .logo-mark {
            width: 40px; height: 40px;
            border: 2px solid var(--accent);
            border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            color: var(--accent);
            font-size: 16px;
            background: rgba(198, 166, 100, 0.1);
        }
        .logo-text { display: flex; flex-direction: column; line-height: 1.2; }
        .logo-name { font-size: 15px; font-weight: 700; color: var(--primary); letter-spacing: 0.02em; }
        .logo-sub { font-size: 11px; color: var(--text-secondary); }
        .site-nav { display: flex; align-items: center; gap: 10px; overflow-x: auto; scrollbar-width: none; }
        .site-nav::-webkit-scrollbar { display: none; }
        .chip {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: #fff;
            border: 1px solid var(--divider);
            white-space: nowrap;
            transition: background 0.2s, color 0.2s, border-color 0.2s;
        }
        .chip:hover { background: rgba(14, 42, 37, 0.04); color: var(--primary); border-color: var(--accent); }
        .chip.is-current {
            background: var(--primary);
            color: var(--accent);
            border-color: var(--primary);
            font-weight: 600;
        }
        .nav-cta { padding: 10px 22px; font-size: 14px; }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: var(--light-text);
            padding: 64px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }
        .site-footer .logo-name { color: var(--light-text); }
        .site-footer .logo-sub { color: var(--light-weak); }
        .site-footer .logo-mark { border-color: var(--accent); color: var(--accent); }
        .footer-brand p { color: var(--light-weak); font-size: 14px; margin: 16px 0; line-height: 1.8; max-width: 320px; }
        .security-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--accent);
            border: 1px solid rgba(198, 166, 100, 0.4);
            padding: 6px 14px;
            border-radius: var(--radius-btn);
        }
        .footer-col h4 { font-size: 16px; font-weight: 600; color: var(--light-text); margin-bottom: 20px; }
        .footer-col ul li { margin-bottom: 12px; }
        .footer-col a { color: var(--light-weak); font-size: 14px; transition: color 0.2s, padding-left 0.2s; }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-contact li { display: flex; align-items: center; gap: 8px; color: var(--light-weak); font-size: 14px; }
        .footer-contact i { color: var(--accent); width: 16px; }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 24px;
            color: var(--light-weak);
            font-size: 13px;
        }
        .footer-legal a { color: var(--light-weak); font-size: 13px; }
        .footer-legal a:hover { color: var(--accent); }
        /* ===== Category Hero ===== */
        .category-hero {
            padding: 80px 0 60px;
            background: var(--bg);
            position: relative;
            overflow: hidden;
        }
        .category-hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(198, 166, 100, 0.12);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-btn);
            margin-bottom: 20px;
        }
        .category-hero h1 {
            font-size: clamp(32px, 4.5vw, 46px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .category-hero h1 em {
            font-style: normal;
            color: var(--accent);
            position: relative;
        }
        .category-hero h1 em::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 4px;
            height: 8px;
            background: rgba(198, 166, 100, 0.2);
            z-index: -1;
            border-radius: 2px;
        }
        .category-hero p.lead {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-trust {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 28px;
            padding-top: 20px;
            border-top: 1px solid var(--divider);
        }
        .hero-trust span { font-size: 13px; color: var(--text-weak); display: flex; align-items: center; gap: 6px; }
        .hero-trust i { color: var(--accent); }
        .hero-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }
        .hero-image img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
        .hero-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(14, 42, 37, 0.2));
            pointer-events: none;
        }
        /* ===== Section ===== */
        .section { padding: 80px 0; }
        .section-alt { background: var(--card); }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 12px;
        }
        .section-title h2 {
            font-size: clamp(24px, 2.8vw, 32px);
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-title p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.8;
        }
        /* ===== Feature / Cards ===== */
        .feature-media {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 56px;
            align-items: center;
        }
        .feature-media uflow { grid-template-columns: 5fr 7fr; }
        .feature-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .feature-img img { width: 100%; aspect-ratio: 16/10; object-fit: cover; transition: transform 0.3s; }
        .feature-img:hover img { transform: scale(1.02); }
        .feature-content h3 { font-size: 22px; font-weight: 700; color: var(--primary); margin-bottom: 16px; }
        .feature-content p { color: var(--text-secondary); font-size: 15px; line-height: 1.8; margin-bottom: 12px; }
        .feature-list { margin: 20px 0; padding: 0; }
        .feature-list li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 8px 0;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }
        .feature-list li i { color: var(--accent); margin-top: 4px; font-size: 14px; }
        .step-list { margin: 24px 0; padding: 0; counter-reset: step-counter; }
        .step-list li {
            counter-increment: step-counter;
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--divider);
            align-items: flex-start;
        }
        .step-list li:last-child { border-bottom: none; }
        .step-num {
            width: 32px; height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            font-weight: 700;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .step-list li:nth-child(2) .step-num { background: var(--accent); color: #fff; }
        .step-list li:nth-child(3) .step-num { background: rgba(198, 166, 100, 0.2); color: var(--accent); }
        .step-body h4 { font-size: 17px; font-weight: 600; color: var(--primary); margin-bottom: 6px; }
        .step-body p { font-size: 15px; color: var(--text-secondary); line-height: 1.7; }
        /* ===== Cards Row ===== */
        .cards-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 40px;
        }
        .info-card {
            background: var(--card);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(229, 225, 215, 0.6);
            transition: box-shadow 0.3s, transform 0.3s;
            display: flex;
            flex-direction: column;
        }
        .info-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
        .info-card .icon {
            width: 44px; height: 44px;
            border-radius: 10px;
            background: rgba(198, 166, 100, 0.12);
            display: flex; align-items: center; justify-content: center;
            color: var(--accent);
            font-size: 18px;
            margin-bottom: 20px;
        }
        .info-card h3 { font-size: 18px; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
        .info-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; flex-grow: 1; }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--accent);
            font-weight: 600;
            margin-top: 16px;
            transition: gap 0.2s;
        }
        .card-link:hover { gap: 10px; color: var(--accent); }
        /* ===== FAQ ===== */
        .faq-wrap { max-width: 860px; margin: 40px auto 0; }
        .faq-item {
            border-bottom: 1px solid var(--divider);
            padding: 0;
        }
        .faq-item:first-child { border-top: 1px solid var(--divider); }
        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 8px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--primary);
            transition: color 0.2s;
            user-select: none;
        }
        .faq-q:hover { color: var(--accent); }
        .faq-q i {
            font-size: 18px;
            color: var(--accent);
            transition: transform 0.25s;
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i { transform: rotate(45deg); }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-a-inner { padding: 0 8px 24px; font-size: 15px; line-height: 1.8; color: var(--text-secondary); }
        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            border: 1px solid rgba(198, 166, 100, 0.2);
            border-radius: 50%;
            top: -100px;
            right: -80px;
        }
        .cta-section h2 { color: var(--light-text); font-size: clamp(24px, 3vw, 34px); font-weight: 700; margin-bottom: 16px; }
        .cta-section p { color: var(--light-weak); font-size: 16px; max-width: 560px; margin: 0 auto 36px; line-height: 1.8; }
        .cta-btn-wrap { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
        /* ===== Steps Section ===== */
        .steps-section { background: var(--card); position: relative; }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 44px;
        }
        .step-card {
            padding: 32px 24px;
            border-radius: var(--radius-card);
            background: var(--bg);
            border: 1px solid var(--divider);
            position: relative;
        }
        .step-card .num {
            font-family: var(--font-serif);
            font-size: 42px;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 16px;
            font-weight: 700;
        }
        .step-card h3 { font-size: 18px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
        .step-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
        /* ===== Images / Decorative ===== */
        .section-divider { border-top: 1px solid var(--divider); }
        .quote-block {
            border-left: 4px solid var(--accent);
            background: rgba(198, 166, 100, 0.08);
            padding: 20px 24px;
            border-radius: 0 var(--radius-img) var(--radius-img) 0;
            margin: 24px 0;
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.8;
        }
        /* ===== Scroll animation ===== */
        .reveal {
            opacity: 0;
            transform: translateY(16px);
            transition: opacity 0.5s, transform 0.5s;
        }
        .reveal.visible { opacity: 1; transform: translateY(0); }
        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .container { padding: 0 24px; }
            .category-hero-inner { gap: 40px; }
            .feature-media { gap: 40px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media screen and (max-width: 640px) {
            .container { padding: 0 16px; }
            .site-header { height: auto; min-height: 64px; }
            .header-inner { flex-wrap: wrap; padding: 12px 0; gap: 12px; height: auto; }
            .logo-name { font-size: 13px; }
            .logo-mark { width: 34px; height: 34px; font-size: 14px; }
            .site-nav { order: 3; width: 100%; padding-bottom: 4px; }
            .nav-cta { display: none; }
            .category-hero { padding: 48px 0 40px; }
            .category-hero-inner { grid-template-columns: 1fr; gap: 32px; }
            .hero-image { order: 2; }
            .category-hero h1 { font-size: 28px; }
            .hero-trust { gap: 12px; }
            .section { padding: 56px 0; }
            .feature-media { grid-template-columns: 1fr; gap: 32px; }
            .cards-row { grid-template-columns: 1fr; gap: 16px; }
            .steps-grid { grid-template-columns: 1fr; gap: 12px; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; padding-bottom: 32px; }
            .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
            .cta-section { padding: 56px 0; }
            .cta-btn-wrap { flex-direction: column; align-items: center; }
            .btn { width: 100%; max-width: 320px; }
            .faq-q { font-size: 16px; padding: 16px 4px; }
        }
        @media screen and (max-width: 520px) {
            body { font-size: 15px; }
            .category-hero h1 { font-size: 26px; }
            .chip { padding: 7px 14px; font-size: 13px; }
        }

/* roulang page: category2 */
:root {
    --primary: #0E2A25;
    --primary-light: #1A3A33;
    --accent: #C6A664;
    --accent-dark: #B08D4A;
    --bg: #F7F6F1;
    --white: #FFFFFF;
    --text: #1C1C1A;
    --text-secondary: #6B6B66;
    --text-weak: #9A9A93;
    --border: #E5E1D7;
    --dark-text: #F2EFE8;
    --dark-muted: #BFB8A8;
    --shadow-sm: 0 2px 8px rgba(14,42,37,0.06), 0 8px 24px rgba(14,42,37,0.06);
    --shadow-hover: 0 4px 12px rgba(14,42,37,0.10), 0 14px 32px rgba(14,42,37,0.10);
    --radius-card: 14px;
    --radius-img: 8px;
    --radius-btn: 999px;
    --radius-modal: 16px;
    --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-serif: "Playfair Display", "Georgia", serif;
    --space-section: 90px;
    --space-section-mobile: 56px;
  }

  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.8;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
  }
  img { max-width: 100%; height: auto; display: block; }
  a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
  a:hover { color: var(--accent-dark); }
  a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  .container { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
  .section-pad { padding: var(--space-section) 0; }
  @media screen and (max-width: 640px) {
    .section-pad { padding: var(--space-section-mobile) 0; }
    .container { padding-left: 16px; padding-right: 16px; }
  }

  /* ---------- Header / Nav ---------- */
  .site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
  }
  .topbar {
    background: var(--primary);
    color: var(--dark-text);
    font-size: 13px;
    padding: 6px 0;
    letter-spacing: .02em;
  }
  .topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
  .topbar span { color: var(--dark-muted); }
  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 72px;
    padding: 10px 0;
  }
  .logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
  }
  .logo-mark {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--accent);
    border-radius: 10px;
    font-size: 18px;
    line-height: 1;
  }
  .logo-text { display: flex; flex-direction: column; line-height: 1.3; }
  .logo-name { font-size: 18px; font-weight: 600; color: var(--primary); letter-spacing: .01em; }
  .logo-sub { font-size: 12px; color: var(--text-weak); letter-spacing: .08em; }
  .site-nav { display: flex; align-items: center; gap: 10px; overflow-x: auto; scrollbar-width: none; }
  .site-nav::-webkit-scrollbar { display: none; }
  .chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 18px;
    border-radius: var(--radius-btn);
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    transition: background .2s ease, border-color .2s ease, color .2s ease;
  }
  .chip:hover { border-color: var(--accent); color: var(--primary); background: rgba(198,166,100,.06); }
  .chip.is-current {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--accent);
    font-weight: 600;
  }
  .nav-cta {
    flex-shrink: 0;
    min-width: 120px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-btn);
    background: var(--accent);
    color: var(--primary);
    font-size: 14px;
    font-weight: 700;
    padding: 0 24px;
    border: 1px solid transparent;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
  }
  .nav-cta:hover {
    background: var(--accent-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(176,141,74,.28);
  }
  @media screen and (max-width: 1024px) {
    .site-nav { order: 3; width: 100%; margin-top: 6px; padding: 0 0 8px; }
    .header-inner { flex-wrap: wrap; gap: 12px; }
    .nav-cta { margin-left: auto; }
  }
  @media screen and (max-width: 640px) {
    .header-inner { padding-top: 8px; }
    .logo-name { font-size: 16px; }
    .logo-sub { font-size: 11px; }
    .nav-cta { min-width: 90px; height: 40px; padding: 0 16px; font-size: 13px; }
    .chip { padding: 8px 14px; font-size: 13px; }
  }

  /* ---------- Buttons ---------- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 600;
    padding: 14px 32px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
    text-align: center;
  }
  .btn-primary {
    background: var(--accent);
    color: var(--primary);
    border-color: var(--accent);
  }
  .btn-primary:hover {
    background: var(--accent-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(176,141,74,.30);
  }
  .btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
  }
  .btn-outline:hover {
    background: rgba(14,42,37,.06);
    transform: translateY(-2px);
  }
  .btn-light {
    background: var(--dark-text);
    color: var(--primary);
  }
  .btn-light:hover { background: var(--white); transform: translateY(-2px); }

  /* ---------- Category Hero ---------- */
  .category-hero {
    position: relative;
    background: var(--primary);
    padding: 80px 0 72px;
    overflow: hidden;
  }
  .category-hero .hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center 30%;
    opacity: .28;
  }
  .category-hero::after {
    content: '';
    position: absolute;
    right: -80px;
    top: -80px;
    width: 320px;
    height: 320px;
    border: 1px solid rgba(198,166,100,.3);
    border-radius: 50%;
  }
  .category-hero .container { position: relative; z-index: 2; }
  .category-hero .breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--dark-muted);
    margin-bottom: 24px;
  }
  .category-hero .breadcrumb a { color: var(--dark-muted); }
  .category-hero .breadcrumb a:hover { color: var(--accent); }
  .category-hero .breadcrumb i { font-size: 11px; opacity: .7; }
  .category-hero h1 {
    font-size: clamp(32px, 5vw, 48px);
    line-height: 1.2;
    font-weight: 700;
    color: var(--dark-text);
    margin: 0 0 20px;
    max-width: 800px;
  }
  .category-hero h1 em {
    font-style: normal;
    color: var(--accent);
    border-bottom: 3px solid var(--accent);
    padding-bottom: 2px;
  }
  .category-hero .hero-desc {
    font-size: 16px;
    line-height: 1.9;
    color: var(--dark-muted);
    max-width: 620px;
    margin: 0;
  }
  .category-hero .hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 32px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,.12);
  }
  .category-hero .hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--dark-text);
  }
  .category-hero .hero-meta i { color: var(--accent); font-size: 14px; }
  @media screen and (max-width: 640px) {
    .category-hero { padding: 56px 0 48px; }
    .category-hero .hero-meta { gap: 12px 20px; }
  }

  /* ---------- Entry Overview ---------- */
  .overview-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: center;
  }
  .overview-media { border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-sm); }
  .overview-media img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-card); transition: transform .4s ease; }
  .overview-media:hover img { transform: scale(1.02); }
  .overview-content .section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-dark);
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: 14px;
  }
  .overview-content h2 { font-size: clamp(24px, 3vw, 32px); line-height: 1.3; margin: 0 0 16px; color: var(--primary); font-weight: 700; }
  .overview-content p { font-size: 16px; line-height: 1.9; color: var(--text-secondary); margin-bottom: 20px; }
  .overview-content ul { list-style: none; padding: 0; margin: 0 0 28px; }
  .overview-content ul li {
    position: relative;
    padding-left: 28px;
    font-size: 15px;
    line-height: 1.9;
    color: var(--text-secondary);
    margin-bottom: 12px;
  }
  .overview-content ul li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 600;
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--accent);
    font-size: 14px;
  }
  @media screen and (max-width: 1024px) {
    .overview-grid { grid-template-columns: 1fr; gap: 32px; }
    .overview-media { max-height: 320px; }
  }

  /* ---------- Steps Section ---------- */
  .steps-section { background: var(--white); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
  .section-head .section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-dark);
    letter-spacing: .06em;
    text-transform: uppercase;
    margin-bottom: 14px;
  }
  .section-head h2 { font-size: clamp(24px, 3vw, 32px); line-height: 1.3; margin: 0 0 14px; color: var(--primary); font-weight: 700; }
  .section-head p { font-size: 15px; line-height: 1.8; color: var(--text-secondary); margin: 0; }
  .steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
  .step-card {
    background: var(--bg);
    border-radius: var(--radius-card);
    padding: 36px 28px;
    border: 1px solid var(--border);
    transition: box-shadow .3s ease, transform .3s ease;
    position: relative;
  }
  .step-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
  .step-num {
    font-family: var(--font-serif);
    font-size: 48px;
    color: var(--accent);
    line-height: 1.1;
    margin-bottom: 18px;
    display: block;
  }
  .step-card h3 { font-size: 18px; font-weight: 600; color: var(--primary); margin: 0 0 12px; }
  .step-card p { font-size: 14px; line-height: 1.8; color: var(--text-secondary); margin: 0; }
  @media screen and (max-width: 1024px) {
    .steps-grid { grid-template-columns: 1fr 1fr; }
    .step-card:last-child { grid-column: span 2; }
  }
  @media screen and (max-width: 640px) {
    .steps-grid { grid-template-columns: 1fr; }
    .step-card:last-child { grid-column: auto; }
    .step-card { padding: 28px 20px; }
  }

  /* ---------- Entry Cards (asymmetric) ---------- */
  .cards-section { position: relative; }
  .entry-cards-grid {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 28px;
    margin-top: 48px;
    align-items: start;
  }
  .entry-cards-grid .card-col { display: flex; flex-direction: column; gap: 28px; }
  .entry-card {
    background: var(--white);
    border-radius: var(--radius-card);
    padding: 36px 32px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: box-shadow .3s ease, transform .3s ease;
    position: relative;
  }
  .entry-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
  .entry-card.featured { border-color: rgba(198,166,100,.4); }
  .entry-card .card-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(198,166,100,.12);
    color: var(--accent-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    margin-bottom: 20px;
  }
  .entry-card h3 { font-size: 20px; font-weight: 600; color: var(--primary); margin: 0 0 14px; line-height: 1.4; }
  .entry-card ul { list-style: none; padding: 0; margin: 0 0 20px; }
  .entry-card ul li {
    position: relative;
    padding-left: 22px;
    font-size: 14px;
    line-height: 1.85;
    color: var(--text-secondary);
    margin-bottom: 10px;
  }
  .entry-card ul li::before {
    content: '\f054';
    font-family: 'Font Awesome 6 Free';
    font-weight: 600;
    position: absolute;
    left: 0;
    top: 4px;
    font-size: 10px;
    color: var(--accent);
  }
  .card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
  }
  .card-link i { transition: transform .2s ease; font-size: 12px; }
  .card-link:hover i { transform: translateX(4px); }
  @media screen and (max-width: 1024px) {
    .entry-cards-grid { grid-template-columns: 1fr; }
  }

  /* ---------- Safety Tips ---------- */
  .safety-section { background: var(--primary); position: relative; overflow: hidden; }
  .safety-section::after {
    content: '';
    position: absolute;
    left: 10%;
    bottom: -100px;
    width: 280px;
    height: 280px;
    border: 1px solid rgba(198,166,100,.2);
    border-radius: 50%;
  }
  .safety-section .container { position: relative; z-index: 2; }
  .safety-section .section-head h2 { color: var(--dark-text); }
  .safety-section .section-head p { color: var(--dark-muted); }
  .safety-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
  .safety-item {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.10);
    border-radius: var(--radius-card);
    padding: 28px 24px;
    transition: background .3s ease, border-color .3s ease;
  }
  .safety-item:hover { background: rgba(255,255,255,.08); border-color: rgba(198,166,100,.35); }
  .safety-item .safety-icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: rgba(198,166,100,.14);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    margin-bottom: 16px;
  }
  .safety-item h3 { font-size: 15px; font-weight: 600; color: var(--dark-text); margin: 0 0 8px; }
  .safety-item p { font-size: 13px; line-height: 1.75; color: var(--dark-muted); margin: 0; }
  @media screen and (max-width: 1024px) {
    .safety-grid { grid-template-columns: 1fr 1fr; }
  }
  @media screen and (max-width: 640px) {
    .safety-grid { grid-template-columns: 1fr; }
    .safety-item { padding: 22px 20px; }
  }

  /* ---------- FAQ ---------- */
  .faq-wrap { max-width: 800px; margin: 0 auto; }
  .faq-list { margin-top: 40px; }
  .faq-item { border-bottom: 1px solid var(--border); }
  .faq-item:first-child { border-top: 1px solid var(--border); }
  .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 22px 0;
    cursor: pointer;
    background: none;
    border: none;
    text-align: left;
    font-size: 18px;
    font-weight: 500;
    color: var(--primary);
    line-height: 1.5;
    width: 100%;
    transition: color .2s ease;
  }
  .faq-question:hover { color: var(--accent-dark); }
  .faq-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--border);
    color: var(--accent-dark);
    font-size: 16px;
    transition: transform .25s ease, background .25s ease, border-color .25s ease;
  }
  .faq-item.is-open .faq-icon {
    transform: rotate(45deg);
    background: var(--accent);
    border-color: var(--accent);
    color: var(--white);
  }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease, padding .3s ease;
    padding: 0;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
  }
  .faq-item.is-open .faq-answer { max-height: 320px; padding: 0 0 24px; }
  @media screen and (max-width: 640px) {
    .faq-question { font-size: 16px; gap: 14px; }
    .faq-answer { font-size: 15px; }
  }

  /* ---------- CTA ---------- */
  .cta-section { background: var(--white); border-top: 1px solid var(--border); }
  .cta-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 20px;
    padding: 56px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
    position: relative;
    overflow: hidden;
  }
  .cta-box::after {
    content: '';
    position: absolute;
    right: -40px;
    top: -40px;
    width: 180px;
    height: 180px;
    border: 1px solid rgba(198,166,100,.25);
    border-radius: 50%;
  }
  .cta-box .cta-content { position: relative; z-index: 2; }
  .cta-box h2 { font-size: clamp(22px, 3vw, 30px); font-weight: 700; color: var(--dark-text); margin: 0 0 12px; line-height: 1.3; }
  .cta-box p { font-size: 15px; line-height: 1.8; color: var(--dark-muted); margin: 0; max-width: 520px; }
  .cta-box .btn { position: relative; z-index: 2; flex-shrink: 0; }
  @media screen and (max-width: 768px) {
    .cta-box { flex-direction: column; align-items: flex-start; padding: 36px 24px; }
    .cta-box .btn { width: 100%; }
  }

  /* ---------- Footer ---------- */
  .site-footer {
    background: var(--primary);
    color: var(--dark-text);
    padding: 64px 0 32px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 4fr 2fr 2fr 3fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,.12);
  }
  .site-footer .logo-name { color: var(--dark-text); }
  .site-footer .logo-sub { color: var(--dark-muted); }
  .site-footer .logo-mark { background: rgba(255,255,255,.08); }
  .footer-brand p { font-size: 14px; line-height: 1.85; color: var(--dark-muted); margin: 18px 0 20px; max-width: 300px; }
  .security-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--accent);
    border: 1px solid rgba(198,166,100,.3);
    border-radius: var(--radius-btn);
    padding: 6px 14px;
  }
  .footer-col h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--dark-text);
    margin: 0 0 18px;
    letter-spacing: .02em;
  }
  .footer-col ul { list-style: none; padding: 0; margin: 0; }
  .footer-col ul li { margin-bottom: 10px; }
  .footer-col ul li a { color: var(--dark-muted); font-size: 14px; transition: color .2s ease, padding-left .2s ease; }
  .footer-col ul li a:hover { color: var(--accent); padding-left: 4px; }
  .footer-col .footer-contact li { color: var(--dark-muted); font-size: 14px; display: flex; align-items: center; gap: 10px; }
  .footer-col .footer-contact i { color: var(--accent); font-size: 13px; width: 16px; text-align: center; }
  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding-top: 28px;
    font-size: 13px;
    color: var(--dark-muted);
  }
  .footer-bottom .footer-legal a { color: var(--dark-muted); }
  .footer-bottom .footer-legal a:hover { color: var(--accent); }
  @media screen and (max-width: 1024px) {
    .footer-grid { grid-template-columns: 2fr 2fr 3fr; }
    .footer-brand { grid-column: span 2; }
  }
  @media screen and (max-width: 640px) {
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-brand { grid-column: auto; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
  }

  /* ---------- Reveal Overrides ---------- */
  .reveal { border: none; border-radius: var(--radius-modal); padding: 0; }

  /* ---------- Entry visual / misc ---------- */
  .entry-visual-grid {
    display: grid;
    grid-template-columns: 6fr 6fr;
    gap: 40px;
    align-items: center;
  }
  .entry-visual-media { border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-sm); }
  .entry-visual-media img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-card); }
  .entry-visual-content h3 { font-size: 20px; font-weight: 600; color: var(--primary); margin: 0 0 14px; }
  .entry-visual-content p { font-size: 15px; line-height: 1.85; color: var(--text-secondary); margin-bottom: 14px; }
  .entry-visual-content ul { list-style: none; padding: 0; margin: 0; }
  .entry-visual-content ul li {
    position: relative;
    padding-left: 24px;
    font-size: 14px;
    line-height: 1.85;
    color: var(--text-secondary);
    margin-bottom: 10px;
  }
  .entry-visual-content ul li::before {
    content: '\f058';
    font-family: 'Font Awesome 6 Free';
    font-weight: 400;
    position: absolute;
    left: 0;
    top: 3px;
    font-size: 13px;
    color: var(--accent);
  }
  @media screen and (max-width: 1024px) {
    .entry-visual-grid { grid-template-columns: 1fr; gap: 28px; }
    .entry-visual-media { max-height: 300px; }
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
  }

/* roulang page: article */
:root{
  --primary:#0E2A25;
  --primary-soft:rgba(14,42,37,0.05);
  --accent:#C6A664;
  --accent-dark:#b3944d;
  --bg:#F7F6F1;
  --card:#FFFFFF;
  --text:#1C1C1A;
  --text-2:#6B6B66;
  --text-3:#9A9A93;
  --border:#E5E1D7;
  --dark-text:#F2EFE8;
  --dark-weak:#BFB8A8;
  --r-card:14px;
  --r-img:8px;
  --r-btn:999px;
  --shadow:0 2px 8px rgba(14,42,37,0.06), 0 8px 24px rgba(14,42,37,0.06);
  --shadow-hv:0 4px 12px rgba(14,42,37,0.10), 0 14px 32px rgba(14,42,37,0.10);
  --max:1200px;
  --gap:24px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:all .2s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}
img{max-width:100%;height:auto;display:block;}
ul,ol{list-style-position:inside;}
.container{max-width:var(--max);margin:0 auto;padding:0 24px;}
.container-narrow{max-width:840px;margin:0 auto;}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.4;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:var(--primary);border-color:var(--accent);}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(198,166,100,0.30);}
.btn-outline{background:transparent;color:var(--primary);border-color:var(--border);}
.btn-outline:hover{background:var(--primary-soft);border-color:var(--primary);transform:translateY(-2px);}
/* header */
.site-header{
  background:var(--primary);
  border-bottom:1px solid rgba(255,255,255,0.08);
  position:sticky;
  top:0;
  z-index:100;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:72px;
  padding:12px 0;
}
.logo{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.logo-mark{
  width:42px;
  height:42px;
  border:2px solid var(--accent);
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--accent);
  font-size:18px;
  background:rgba(198,166,100,0.08);
  flex-shrink:0;
}
.logo-text{display:flex;flex-direction:column;line-height:1.3;}
.logo-name{font-size:16px;font-weight:700;color:var(--dark-text);letter-spacing:.02em;}
.logo-sub{font-size:12px;color:var(--dark-weak);letter-spacing:.08em;}
.site-nav{
  display:flex;
  align-items:center;
  gap:10px;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
  flex:0 1 auto;
}
.site-nav::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:9px 20px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--dark-text);
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.16);
  white-space:nowrap;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{background:rgba(255,255,255,0.13);border-color:rgba(255,255,255,0.30);}
.chip.is-current{background:var(--accent);color:var(--primary);border-color:var(--accent);font-weight:600;}
.nav-cta{background:var(--accent);color:var(--primary);border-color:var(--accent);padding:10px 28px;min-height:44px;font-weight:700;}
.nav-cta:hover{background:var(--accent-dark);border-color:var(--accent-dark);}
/* article page */
.article-page{padding:48px 0 72px;background:var(--bg);}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--text-2);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--text-3);}
.breadcrumb .current{color:var(--primary);font-weight:600;}
.breadcrumb .crumb-keyword{color:var(--accent);font-weight:600;}
.article-cover{
  border-radius:var(--r-card);
  overflow:hidden;
  margin-bottom:32px;
  box-shadow:var(--shadow);
  position:relative;
}
.article-cover img{
  width:100%;
  height:340px;
  object-fit:cover;
  border-radius:var(--r-card);
  transition:transform .4s ease;
}
.article-cover:hover img{transform:scale(1.02);}
.article-box{
  background:var(--card);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  padding:40px 48px;
  margin-bottom:40px;
}
@media(max-width:640px){
  .article-box{padding:24px 20px;}
  .article-cover img{height:200px;}
}
.article-header{margin-bottom:32px;padding-bottom:28px;border-bottom:2px solid var(--border);}
.article-cat{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--primary-soft);
  color:var(--primary);
  border-radius:999px;
  padding:6px 16px;
  font-size:13px;
  font-weight:600;
  margin-bottom:16px;
}
.article-title{
  font-size:clamp(26px,4vw,36px);
  line-height:1.4;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:.01em;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:18px;
  font-size:14px;
  color:var(--text-2);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{color:var(--accent);font-size:14px;}
.article-lead{
  margin-top:24px;
  padding:20px 24px;
  background:var(--bg);
  border-left:4px solid var(--accent);
  border-radius:0 var(--r-img) var(--r-img) 0;
  font-size:16px;
  line-height:1.9;
  color:var(--text-2);
}
.article-content{
  font-size:17px;
  line-height:1.9;
  color:var(--text);
}
.article-content p{margin-bottom:22px;}
.article-content h2{
  font-size:26px;
  font-weight:700;
  margin:40px 0 18px;
  padding-bottom:10px;
  border-bottom:1px solid var(--border);
  color:var(--primary);
}
.article-content h3{
  font-size:21px;
  font-weight:700;
  margin:30px 0 14px;
  color:var(--primary);
}
.article-content h4{
  font-size:18px;
  font-weight:700;
  margin:24px 0 12px;
  color:var(--text);
}
.article-content ul,.article-content ol{
  margin:0 0 22px 20px;
  padding-left:8px;
}
.article-content ul li,.article-content ol li{
  margin-bottom:10px;
  padding-left:6px;
}
.article-content ul li::marker{color:var(--accent);}
.article-content ol li::marker{color:var(--accent);font-weight:600;}
.article-content blockquote{
  margin:24px 0;
  padding:18px 24px;
  border-left:4px solid var(--accent);
  background:var(--bg);
  border-radius:0 var(--r-img) var(--r-img) 0;
  color:var(--text-2);
  font-size:16px;
}
.article-content blockquote p{margin-bottom:0;}
.article-content table{
  width:100%;
  border-collapse:collapse;
  margin:24px 0;
  font-size:15px;
}
.article-content table th,.article-content table td{
  border:1px solid var(--border);
  padding:12px 16px;
  text-align:left;
}
.article-content table th{background:var(--primary);color:var(--dark-text);font-weight:600;}
.article-content table tr:nth-child(even) td{background:rgba(14,42,37,0.02);}
.article-content img{
  border-radius:var(--r-img);
  margin:24px 0;
  box-shadow:var(--shadow);
}
.article-content a{color:var(--accent-dark);font-weight:600;border-bottom:1px solid rgba(198,166,100,0.4);}
.article-content a:hover{border-bottom-color:var(--accent);color:var(--primary);}
.article-content pre{
  background:#1e2825;
  color:#e6e2d8;
  border-radius:var(--r-img);
  padding:20px;
  overflow-x:auto;
  margin:24px 0;
  font-size:14px;
  line-height:1.7;
}
.article-content code{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  font-size:14px;
}
.article-content pre code{background:transparent;color:inherit;padding:0;}
.article-content hr{margin:32px 0;border:0;border-top:1px solid var(--border);}
.article-note{
  margin-top:36px;
  padding:20px 24px;
  background:var(--primary);
  border-radius:var(--r-card);
  display:flex;
  align-items:flex-start;
  gap:16px;
  color:var(--dark-text);
}
.article-note i{font-size:20px;color:var(--accent);flex-shrink:0;margin-top:4px;}
.article-note p{font-size:15px;line-height:1.8;margin:0;}
.article-note a{color:var(--accent);font-weight:600;}
/* related */
.related-section{margin-top:16px;margin-bottom:40px;}
.related-section h2{
  font-size:22px;
  font-weight:700;
  color:var(--primary);
  margin-bottom:24px;
  display:flex;
  align-items:center;
  gap:10px;
}
.related-section h2::before{
  content:"";
  width:4px;
  height:22px;
  background:var(--accent);
  border-radius:2px;
  display:inline-block;
}
.related-grid{display:flex;flex-wrap:wrap;gap:24px;}
.related-card{
  flex:1 1 calc(33.333% - 16px);
  min-width:240px;
  background:var(--card);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid var(--border);
  transition:transform .3s ease,box-shadow .3s ease;
  display:flex;
  flex-direction:column;
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hv);}
.related-thumb{overflow:hidden;height:160px;}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.related-card:hover .related-thumb img{transform:scale(1.04);}
.related-body{padding:18px 20px;display:flex;flex-direction:column;flex:1;}
.related-body h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--text);line-height:1.5;}
.related-body p{font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:14px;flex:1;}
.related-body .link{
  font-size:14px;font-weight:600;color:var(--accent-dark);
  display:inline-flex;align-items:center;gap:4px;
}
.related-body .link i{transition:transform .2s;}
.related-body .link:hover i{transform:translateX(4px);}
/* footer links */
.article-footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  justify-content:center;
  padding-top:32px;
  border-top:1px solid var(--border);
}
.article-footer-links .btn{padding:10px 26px;font-size:14px;}
/* not found */
.not-found{
  text-align:center;
  padding:80px 24px;
  background:var(--card);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
}
.not-found-icon{
  font-size:48px;
  color:var(--accent);
  margin-bottom:16px;
}
.not-found h1{font-size:26px;font-weight:700;color:var(--primary);margin-bottom:12px;}
.not-found p{color:var(--text-2);margin-bottom:28px;font-size:16px;}
/* footer */
.site-footer{
  background:var(--primary);
  color:var(--dark-text);
  padding:64px 0 32px;
}
.footer-grid{
  display:flex;
  flex-wrap:wrap;
  gap:40px;
  margin-bottom:48px;
}
.footer-brand{flex:2 1 320px;}
.footer-col{flex:1 1 180px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--dark-weak);
  line-height:1.9;
  margin-bottom:18px;
  max-width:360px;
}
.security-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--accent);
  border:1px solid rgba(198,166,100,0.4);
  border-radius:999px;
  padding:6px 16px;
  background:rgba(198,166,100,0.08);
}
.footer-col h4{
  font-size:16px;
  font-weight:600;
  margin-bottom:18px;
  color:var(--dark-text);
  letter-spacing:.03em;
}
.footer-col ul{list-style:none;margin:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:14px;
  color:var(--dark-weak);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col ul a:hover{color:var(--accent);padding-left:4px;}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--dark-weak);
  margin-bottom:10px;
}
.footer-contact i{color:var(--accent);width:16px;text-align:center;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.12);
  padding-top:24px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  font-size:13px;
  color:var(--dark-weak);
}
.footer-legal a{color:var(--dark-weak);transition:color .2s;}
.footer-legal a:hover{color:var(--accent);}
/* responsive */
@media(max-width:1024px){
  .header-inner{flex-wrap:wrap;}
  .site-nav{order:3;width:100%;justify-content:flex-start;border-top:1px solid rgba(255,255,255,0.08);padding-top:10px;margin-top:2px;}
  .logo{order:1;}
  .nav-cta{order:2;}
  .related-card{flex:1 1 calc(50% - 12px);}
}
@media(max-width:640px){
  .container{padding:0 16px;}
  .site-header{position:relative;}
  .header-inner{min-height:60px;gap:10px;}
  .logo-mark{width:36px;height:36px;font-size:15px;}
  .logo-name{font-size:15px;}
  .logo-sub{font-size:11px;}
  .nav-cta{padding:8px 18px;font-size:14px;}
  .article-page{padding:28px 0 52px;}
  .breadcrumb{font-size:13px;margin-bottom:14px;}
  .article-cover{margin-bottom:20px;}
  .article-box{padding:20px 16px;}
  .article-title{font-size:24px;line-height:1.45;}
  .article-meta{gap:10px;font-size:13px;flex-direction:column;align-items:flex-start;}
  .article-lead{padding:16px;font-size:15px;}
  .article-content{font-size:16px;line-height:1.85;}
  .article-content h2{font-size:22px;}
  .article-content h3{font-size:19px;}
  .article-note{flex-direction:column;gap:8px;}
  .related-card{flex:1 1 100%;}
  .article-footer-links{flex-direction:column;align-items:stretch;}
  .article-footer-links .btn{width:100%;}
  .not-found{padding:48px 16px;}
  .footer-grid{gap:32px;margin-bottom:32px;}
  .footer-brand p{font-size:13px;}
}