/* roulang page: index */
:root {
  --brand: #B4864A;
  --brand-hover: #C99B5E;
  --brand-soft: #EFE6DA;
  --accent: #2F4A3C;
  --accent-hover: #3D6150;
  --surface: #FFFFFF;
  --bg: #F6F1E8;
  --bg-dark: #201A13;
  --text-main: #2B241C;
  --text-muted: #716456;
  --text-invert: #F0E9DF;
  --border: #E3D6C3;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 8px rgba(43,36,28,.06);
  --shadow-md: 0 6px 22px rgba(43,36,28,.10);
  --shadow-lg: 0 10px 30px rgba(43,36,28,.14);
  --transition: all .3s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text-main);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:color .2s}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.container{max-width:1280px;padding-left:32px;padding-right:32px;margin:0 auto}
.section{padding:90px 0}
.section-head{text-align:center;margin-bottom:56px}
.section-head h2{font-size:34px;font-weight:700;letter-spacing:.5px;margin-bottom:12px;color:var(--text-main)}
.section-head p{font-size:15px;color:var(--text-muted);max-width:560px;margin:0 auto}

/* Nav */
.site-nav{position:fixed;top:16px;left:50%;transform:translateX(-50%);z-index:1050;max-width:1180px;width:calc(100% - 32px);border-radius:var(--radius-pill);background:rgba(28,22,16,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:0 8px 32px rgba(0,0,0,.25);transition:background .4s,box-shadow .4s;padding:0 24px}
.site-nav.scrolled{background:rgba(28,22,16,.92);box-shadow:0 10px 36px rgba(0,0,0,.35)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--text-invert);letter-spacing:.5px}
.logo-dot{width:28px;height:28px;border-radius:50%;background:radial-gradient(circle at 35% 35%,var(--brand-hover),var(--brand));position:relative;flex-shrink:0;box-shadow:0 0 12px rgba(180,134,74,.5)}
.logo-dot::after{content:'';position:absolute;top:5px;left:5px;width:18px;height:18px;border-radius:50%;background:rgba(255,255,255,.18)}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu a{display:inline-block;padding:8px 18px;font-size:15px;font-weight:500;color:#EFE9DE;border-radius:var(--radius-pill);transition:var(--transition);position:relative}
.nav-menu a:hover{color:var(--brand-hover)}
.nav-menu a.active{background:rgba(180,134,74,.25);color:var(--brand-hover);font-weight:600}
.btn-nav{background:var(--brand);color:#fff;border:none;border-radius:var(--radius-pill);padding:10px 28px;font-size:15px;font-weight:600;transition:var(--transition)}
.btn-nav:hover{background:var(--brand-hover);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px rgba(180,134,74,.4)}
.nav-toggle{display:none;background:none;border:none;color:var(--text-invert);font-size:24px;cursor:pointer;line-height:1}
@media(max-width:991px){
  .nav-toggle{display:block}
  .nav-menu,.btn-nav{display:none}
  .nav-inner{flex-wrap:wrap}
  .nav-menu.mobile-open{display:flex;flex-direction:column;width:100%;padding:16px 0 20px;gap:8px;border-top:1px solid rgba(255,255,255,.1);margin-top:8px}
  .nav-menu.mobile-open a{width:100%;text-align:center}
  .btn-nav.mobile-open{display:block;width:100%;text-align:center;margin-top:8px}
}
@media(max-width:520px){
  .site-nav{padding:0 16px;width:calc(100% - 24px)}
  .nav-logo{font-size:18px}
}

/* Hero */
.hero{min-height:100vh;display:flex;align-items:center;background:linear-gradient(90deg,rgba(32,26,19,.96) 0%,rgba(32,26,19,.82) 55%,rgba(32,26,19,.45) 100%),url('/assets/images/backpic/back-1.png') center/cover;color:var(--text-invert);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;bottom:0;right:0;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(180,134,74,.25),transparent 70%);pointer-events:none}
.hero-content{max-width:640px;padding:140px 0 120px;position:relative;z-index:2}
.hero h1{font-family:'Noto Serif SC','Noto Sans SC',serif;font-size:52px;font-weight:800;line-height:1.25;margin-bottom:20px;letter-spacing:1px}
.hero h1 .brand-highlight{color:var(--brand-hover);position:relative}
.hero-sub{font-size:18px;color:rgba(240,233,223,.85);margin-bottom:36px;line-height:1.7}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-btns .btn-hero{display:inline-block;padding:14px 36px;border-radius:var(--radius-pill);font-size:16px;font-weight:600;transition:var(--transition);min-width:180px;text-align:center}
.btn-hero-primary{background:var(--brand);color:#fff;box-shadow:0 6px 24px rgba(180,134,74,.35)}
.btn-hero-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-3px);box-shadow:0 10px 32px rgba(180,134,74,.5)}
.btn-hero-outline{border:1px solid rgba(180,134,74,.8);color:var(--brand-hover);background:transparent}
.btn-hero-outline:hover{background:rgba(180,134,74,.12);color:var(--brand-hover);transform:translateY(-3px)}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap}
.hero-tags span{display:inline-flex;align-items:center;gap:6px;background:rgba(180,134,74,.18);border:1px solid rgba(180,134,74,.3);color:var(--brand-hover);font-size:12px;font-weight:600;padding:6px 14px;border-radius:var(--radius-pill);letter-spacing:.5px}
.hero-scroll{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);color:rgba(180,134,74,.7);font-size:20px;animation:bounceDown 2.2s infinite;z-index:2}
@keyframes bounceDown{0%,20%,50%,80%,100%{transform:translateX(-50%) translateY(0)}40%{transform:translateX(-50%) translateY(8px)}60%{transform:translateX(-50%) translateY(4px)}}
@media(max-width:768px){
  .hero h1{font-size:36px}
  .hero-sub{font-size:16px}
  .hero-content{padding:120px 0 100px}
}
@media(max-width:520px){
  .hero h1{font-size:30px}
  .hero-btns .btn-hero{min-width:140px;padding:12px 24px}
  .hero{padding-left:16px;padding-right:16px}
}

/* Feature cards */
.feature-section{background:var(--bg)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:36px 28px;transition:var(--transition);box-shadow:var(--shadow-sm)}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand)}
.feature-icon{width:56px;height:56px;border-radius:14px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:22px;color:var(--brand)}
.feature-card h3{font-size:20px;font-weight:700;margin-bottom:12px}
.feature-card p{font-size:15px;color:var(--text-muted);line-height:1.7}
@media(max-width:768px){
  .feature-grid{grid-template-columns:1fr;gap:20px}
  .feature-card{padding:28px 24px}
}

/* Pricing */
.pricing-section{background:var(--surface);position:relative}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;align-items:stretch}
.pricing-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);padding:40px 28px;transition:var(--transition);box-shadow:var(--shadow-sm);position:relative;display:flex;flex-direction:column}
.pricing-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand)}
.pricing-card.featured{background:linear-gradient(135deg,rgba(180,134,74,.08),rgba(180,134,74,.02));border:2px solid var(--brand);box-shadow:var(--shadow-md);transform:translateY(-12px);padding-top:48px}
.pricing-card.featured:hover{transform:translateY(-16px);box-shadow:var(--shadow-lg)}
.pricing-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:12px;font-weight:700;padding:6px 20px;border-radius:var(--radius-pill);letter-spacing:1px;white-space:nowrap;box-shadow:0 4px 14px rgba(180,134,74,.4)}
.pricing-name{font-size:18px;font-weight:600;color:var(--text-muted);margin-bottom:8px}
.pricing-value{font-size:28px;font-weight:800;color:var(--brand);margin-bottom:24px;letter-spacing:.5px}
.pricing-list{flex:1;margin-bottom:28px}
.pricing-list li{display:flex;align-items:center;gap:10px;padding:8px 0;font-size:15px;color:var(--text-main)}
.pricing-list li .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);flex-shrink:0}
.pricing-list li.disabled{color:var(--text-muted)}
.pricing-list li.disabled .dot{background:#d0c8bc}
.pricing-btn{display:block;width:100%;text-align:center;border-radius:var(--radius-pill);padding:12px 24px;font-size:15px;font-weight:600;transition:var(--transition);border:none;cursor:pointer;background:var(--brand-soft);color:var(--brand)}
.pricing-btn:hover{background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:0 6px 18px rgba(180,134,74,.35)}
.pricing-card.featured .pricing-btn{background:var(--brand);color:#fff}
.pricing-card.featured .pricing-btn:hover{background:var(--brand-hover)}
@media(max-width:768px){
  .pricing-grid{grid-template-columns:1fr;gap:24px}
  .pricing-card.featured{transform:none;order:-1}
  .pricing-card.featured:hover{transform:translateY(-4px)}
}

/* Compare */
.compare-section{background:var(--bg)}
.compare-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:40px;flex-wrap:wrap;gap:16px}
.compare-head h2{font-size:30px;font-weight:700}
.compare-head .more-link{color:var(--brand);font-size:15px;font-weight:600;padding-bottom:4px;border-bottom:2px solid transparent;transition:var(--transition)}
.compare-head .more-link:hover{border-bottom-color:var(--brand)}
.compare-table-wrap{background:var(--surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:auto;border:1px solid var(--border)}
.compare-table{width:100%;border-collapse:collapse;min-width:680px}
.compare-table th,.compare-table td{padding:20px 28px;text-align:center;font-size:15px;border-bottom:1px solid var(--border)}
.compare-table th{background:#FAF7F1;font-weight:600;color:var(--text-main)}
.compare-table td:first-child,.compare-table th:first-child{text-align:left;background:#FBF8F3;font-weight:600}
.compare-table tr:last-child td{border-bottom:none}
.compare-table th.highlight{background:rgba(180,134,74,.15);position:relative}
.compare-table th.highlight .badge-top{display:inline-block;background:var(--brand);color:#fff;font-size:11px;border-radius:var(--radius-pill);padding:3px 12px;margin-left:6px;font-weight:600;vertical-align:middle}
.compare-table .check{color:var(--brand);font-size:18px;font-weight:700}
.compare-table .times{color:#C0B8AC;font-size:18px}
.compare-note{font-size:13px;color:var(--text-muted);margin-top:12px;text-align:center}
@media(max-width:768px){
  .compare-head h2{font-size:24px}
}

/* Promo countdown */
.promo-section{background:linear-gradient(135deg,var(--brand),#C99B5E 60%,#D9AC77);padding:70px 0;text-align:center;position:relative;overflow:hidden}
.promo-section::after{content:'';position:absolute;top:-60px;right:-40px;width:220px;height:220px;border-radius:50%;background:rgba(255,255,255,.1);pointer-events:none}
.promo-section::before{content:'';position:absolute;bottom:-80px;left:-50px;width:260px;height:260px;border-radius:50%;background:rgba(255,255,255,.08);pointer-events:none}
.promo-inner{position:relative;z-index:2}
.promo-inner h2{font-size:30px;font-weight:800;color:#fff;margin-bottom:10px;text-shadow:0 2px 8px rgba(0,0,0,.15)}
.promo-inner p{font-size:16px;color:rgba(255,255,255,.9);margin-bottom:30px}
.countdown-row{display:flex;justify-content:center;gap:20px;margin-bottom:30px;flex-wrap:wrap}
.countdown-item{background:#fff;border-radius:14px;padding:18px 24px;min-width:90px;box-shadow:0 8px 28px rgba(0,0,0,.15)}
.countdown-item .num{font-size:32px;font-weight:800;color:var(--text-main);line-height:1.2}
.countdown-item .label{font-size:12px;color:var(--text-muted);margin-top:6px;letter-spacing:1px}
.promo-btn{display:inline-block;background:var(--bg-dark);color:var(--brand-hover);padding:14px 40px;border-radius:var(--radius-pill);font-size:16px;font-weight:600;transition:var(--transition)}
.promo-btn:hover{background:#332B22;color:#D9AC77;transform:translateY(-3px);box-shadow:0 10px 28px rgba(0,0,0,.2)}
@media(max-width:520px){
  .countdown-row{gap:10px}
  .countdown-item{padding:14px 16px;min-width:70px}
  .countdown-item .num{font-size:24px}
}

/* News */
.news-section{background:var(--surface)}
.news-section .section-head{display:flex;flex-direction:column;align-items:center}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.news-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:var(--transition);box-shadow:var(--shadow-sm);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand)}
.news-thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:#f0ebe2}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{padding:20px 24px 24px;display:flex;flex-direction:column;flex:1}
.news-cat{display:inline-block;background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:600;padding:4px 12px;border-radius:var(--radius-pill);margin-bottom:12px;align-self:flex-start}
.news-card h3{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:10px;color:var(--text-main);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card h3 a{color:inherit}
.news-card h3 a:hover{color:var(--brand)}
.news-card p{font-size:14px;color:var(--text-muted);line-height:1.6;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:13px;color:var(--text-muted)}
.news-meta .read-more{color:var(--brand);font-weight:600;font-size:13px}
.news-meta .read-more i{font-size:11px;margin-left:4px;transition:transform .2s}
.news-meta .read-more:hover i{transform:translateX(3px)}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}
.empty-state i{font-size:40px;color:var(--border);margin-bottom:16px}
.empty-state p{font-size:15px}
@media(max-width:768px){
  .news-grid{grid-template-columns:1fr;gap:20px}
}

/* FAQ */
.faq-section{background:var(--bg)}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:14px;overflow:hidden;transition:border-color .3s}
.faq-item:hover{border-color:var(--brand)}
.faq-item.open{border-color:var(--brand);box-shadow:var(--shadow-sm)}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;cursor:pointer;font-size:16px;font-weight:600;color:var(--text-main)}
.faq-q .icon{width:28px;height:28px;border-radius:50%;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:14px;transition:transform .3s;flex-shrink:0}
.faq-item.open .faq-q .icon{transform:rotate(45deg)}
.faq-q:hover{color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease;padding:0 24px}
.faq-item.open .faq-a{max-height:300px;padding-bottom:20px}
.faq-a p{font-size:14px;color:var(--text-muted);line-height:1.8}

/* Contact */
.contact-section{background:var(--surface);position:relative}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.contact-info h2{font-size:32px;font-weight:700;margin-bottom:16px}
.contact-info p{font-size:16px;color:var(--text-muted);line-height:1.8;margin-bottom:30px}
.contact-list li{display:flex;align-items:center;gap:14px;padding:10px 0;font-size:15px;color:var(--text-main)}
.contact-list li i{width:36px;height:36px;border-radius:12px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:14px;flex-shrink:0}
.contact-form-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-md)}
.form-label{font-size:14px;font-weight:600;color:var(--text-main);margin-bottom:6px}
.form-control{border-radius:var(--radius-sm);border:1px solid var(--border);background:#FDFCFA;height:48px;padding:12px 16px;font-size:15px;transition:border-color .2s,box-shadow .2s}
textarea.form-control{height:auto;min-height:100px;resize:vertical}
.form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(180,134,74,.15);background:#fff}
.form-check-input:checked{background-color:var(--brand);border-color:var(--brand)}
.form-check-input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(180,134,74,.15)}
.submit-btn{width:100%;background:var(--brand);color:#fff;border:none;border-radius:var(--radius-pill);padding:14px 32px;font-size:16px;font-weight:600;transition:var(--transition);cursor:pointer}
.submit-btn:hover{background:var(--brand-hover);transform:translateY(-2px);box-shadow:0 8px 24px rgba(180,134,74,.35)}
.form-success{display:none;background:#E8F5E9;color:#2E7D32;padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:14px}
.form-error{display:none;background:#FDECEA;color:#C62828;padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:14px}
@media(max-width:768px){
  .contact-grid{grid-template-columns:1fr;gap:36px}
  .contact-info h2{font-size:26px}
  .contact-form-card{padding:28px 20px}
}

/* Footer */
.site-footer{background:var(--bg-dark);color:var(--text-invert);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:48px;margin-bottom:50px}
.footer-logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:var(--text-invert);margin-bottom:16px}
.footer-logo .logo-dot{width:24px;height:24px}
.footer-col p{font-size:14px;color:rgba(240,233,223,.65);line-height:1.8}
.footer-col h4{font-size:16px;font-weight:600;color:var(--text-invert);margin-bottom:20px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;left:0;bottom:0;width:24px;height:2px;background:var(--brand);border-radius:2px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:rgba(240,233,223,.7);transition:color .2s}
.footer-col ul li a:hover{color:var(--brand-hover)}
.footer-col .contact-li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(240,233,223,.7);margin-bottom:12px}
.footer-col .contact-li i{color:var(--brand);margin-top:3px;width:16px;text-align:center}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;font-size:13px;color:rgba(240,233,223,.45);line-height:1.8}
.footer-bottom a{color:rgba(240,233,223,.6)}
.footer-bottom a:hover{color:var(--brand-hover)}
@media(max-width:768px){
  .footer-grid{grid-template-columns:1fr;gap:36px}
  .site-footer{padding-top:50px}
}

/* Scrollbar */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#C8BCA8;border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--brand)}

/* Utility */
.text-brand{color:var(--brand)!important}

/* roulang page: category1 */
:root {
            --brand: #B4864A;
            --brand-hover: #C99B5E;
            --brand-soft: #EFE6DA;
            --brand-soft-deep: #E5D5BE;
            --accent: #2F4A3C;
            --accent-hover: #3D6150;
            --surface: #FFFFFF;
            --bg: #F6F1E8;
            --bg-dark: #201A13;
            --text-main: #2B241C;
            --text-muted: #716456;
            --text-invert: #F0E9DF;
            --border: #E3D6C3;
            --success: #4A7C59;
            --error: #B45A4A;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-input: 10px;
            --shadow-sm: 0 2px 8px rgba(43,36,28,.06);
            --shadow-md: 0 6px 22px rgba(43,36,28,.10);
            --shadow-lg: 0 10px 30px rgba(43,36,28,.14);
            --transition: all .3s ease;
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            background: var(--bg);
            color: var(--text-main);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: var(--brand);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--brand-hover);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        .container {
            max-width: 1280px;
            padding-left: 32px;
            padding-right: 32px;
            margin: 0 auto;
        }
        .section-padding {
            padding: 100px 0;
        }
        .section-head {
            margin-bottom: 48px;
        }
        .section-tag {
            display: inline-block;
            padding: 6px 16px;
            background: var(--brand-soft);
            color: var(--brand);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            letter-spacing: .5px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            color: var(--text-main);
        }
        .section-sub {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.8;
        }
        .text-center .section-sub {
            margin: 0 auto;
        }
        .text-center {
            text-align: center;
        }
        h1,h2,h3,h4,h5,h6 {
            line-height: 1.3;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 16px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1.5;
        }
        .btn:focus-visible {
            outline: 2px solid rgba(180,134,74,.4);
            outline-offset: 2px;
        }
        .btn-brand {
            background: var(--brand);
            color: #fff;
            border: 1px solid var(--brand);
        }
        .btn-brand:hover {
            background: var(--brand-hover);
            border-color: var(--brand-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-outline {
            background: transparent;
            color: var(--brand);
            border: 1px solid var(--brand);
        }
        .btn-outline:hover {
            background: var(--brand-soft);
            color: var(--brand);
            transform: translateY(-2px);
        }
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 16px 24px 0;
            pointer-events: none;
        }
        .nav-inner {
            max-width: 1180px;
            margin: 0 auto;
            background: rgba(28, 22, 16, .68);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: 999px;
            padding: 10px 20px 10px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            pointer-events: auto;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(0,0,0,.12);
        }
        .nav-inner.scrolled {
            background: rgba(28, 22, 16, .92);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-invert);
            letter-spacing: .5px;
            white-space: nowrap;
        }
        .nav-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), #D4AF7A);
            display: inline-block;
            box-shadow: 0 0 8px rgba(180,134,74,.5);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li a {
            display: block;
            padding: 10px 18px;
            font-size: 15px;
            font-weight: 500;
            color: #EFE9DE;
            border-radius: 999px;
            position: relative;
            transition: var(--transition);
        }
        .nav-menu li a:hover {
            color: var(--brand-hover);
        }
        .nav-menu li a:hover::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 18px;
            right: 18px;
            height: 2px;
            background: var(--brand);
            border-radius: 2px;
        }
        .nav-menu li a.active {
            background: rgba(180, 134, 74, .25);
            color: #EFE9DE;
            font-weight: 600;
        }
        .nav-menu li a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 18px;
            right: 18px;
            height: 2px;
            background: var(--brand);
            border-radius: 2px;
        }
        .btn-nav {
            padding: 10px 24px;
            font-size: 15px;
            background: var(--brand);
            color: #fff;
            border: none;
            border-radius: 999px;
            white-space: nowrap;
            margin-left: 12px;
        }
        .btn-nav:hover {
            background: var(--brand-hover);
            color: #fff;
            transform: none;
            box-shadow: 0 4px 16px rgba(180,134,74,.3);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-invert);
            font-size: 22px;
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
        }
        .nav-toggle:focus-visible {
            outline: 2px solid rgba(180,134,74,.4);
        }
        @media (max-width: 991px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .section-padding {
                padding: 72px 0;
            }
            .site-nav {
                padding: 12px 16px 0;
            }
            .nav-inner {
                border-radius: 20px;
                padding: 10px 16px;
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            .collapse-content {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 16px 8px 8px;
                gap: 8px;
            }
            .collapse-content.open {
                display: flex;
            }
            .nav-menu {
                flex-direction: column;
                width: 100%;
                gap: 2px;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu li a {
                padding: 12px 16px;
                border-radius: 12px;
            }
            .btn-nav {
                margin: 8px 0 4px;
                width: 100%;
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .nav-inner {
                padding: 8px 12px;
            }
            .nav-logo {
                font-size: 17px;
            }
        }
        .page-header {
            position: relative;
            padding: 180px 0 100px;
            background: linear-gradient(rgba(32,26,19,.78), rgba(32,26,19,.72)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            color: var(--text-invert);
            overflow: hidden;
        }
        .page-header::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(transparent, var(--bg));
        }
        .page-header .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-wrap {
            font-size: 14px;
            color: rgba(240,233,223,.7);
            margin-bottom: 28px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb-wrap a {
            color: rgba(240,233,223,.7);
        }
        .breadcrumb-wrap a:hover {
            color: var(--brand-hover);
        }
        .breadcrumb-sep {
            margin: 0 4px;
            opacity: .5;
        }
        .breadcrumb-current {
            color: var(--brand-hover);
        }
        .page-header h1 {
            font-size: 38px;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-header .lead {
            font-size: 15px;
            color: rgba(240,233,223,.85);
            max-width: 680px;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .page-header {
                padding: 150px 0 70px;
            }
            .page-header h1 {
                font-size: 30px;
            }
            .page-header .lead {
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .page-header h1 {
                font-size: 26px;
            }
        }
        .guide-intro {
            padding: 90px 0 70px;
        }
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }
        .guide-card {
            background: var(--surface);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .guide-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--brand), transparent);
            opacity: 0;
            transition: var(--transition);
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--brand);
        }
        .guide-card:hover::before {
            opacity: 1;
        }
        .guide-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            background: var(--brand-soft);
            color: var(--brand);
            margin-bottom: 20px;
        }
        .guide-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .guide-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            .guide-grid {
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            .guide-grid {
                grid-template-columns: 1fr;
            }
        }
        .service-showcase {
            padding: 90px 0;
            background: var(--surface);
        }
        .service-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            margin-bottom: 70px;
        }
        .service-row:last-child {
            margin-bottom: 0;
        }
        .service-row.reverse {
            direction: rtl;
        }
        .service-row.reverse > * {
            direction: ltr;
        }
        .service-img-wrap {
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
        }
        .service-img-wrap img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            display: block;
        }
        .service-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(32,26,19,.0) 55%, rgba(32,26,19,.25));
            border-radius: 20px;
            pointer-events: none;
        }
        .service-content .tag {
            display: inline-block;
            padding: 6px 14px;
            background: var(--brand-soft);
            color: var(--brand);
            font-size: 13px;
            font-weight: 600;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .service-content h3 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .service-content p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .service-list {
            list-style: none;
            padding: 0;
            display: grid;
            gap: 10px;
        }
        .service-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--text-main);
            line-height: 1.6;
        }
        .service-list li i {
            color: var(--brand);
            font-size: 14px;
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .service-showcase {
                padding: 64px 0;
            }
            .service-row, .service-row.reverse {
                grid-template-columns: 1fr;
                gap: 36px;
                direction: ltr;
            }
            .service-img-wrap img {
                height: 230px;
            }
            .service-content h3 {
                font-size: 22px;
            }
        }
        .scenario-section {
            padding: 90px 0;
            background: var(--bg);
        }
        .scenario-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            margin-top: 48px;
        }
        .scenario-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }
        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--brand);
        }
        .scenario-num {
            font-size: 15px;
            font-weight: 700;
            color: var(--brand);
            background: var(--brand-soft);
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 18px;
        }
        .scenario-card h4 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .scenario-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        @media (max-width: 991px) {
            .scenario-cards {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 620px) {
            .scenario-cards {
                grid-template-columns: 1fr;
            }
        }
        .process-section {
            padding: 90px 0;
            background: var(--bg-dark);
            color: var(--text-invert);
        }
        .process-section .section-title {
            color: var(--text-invert);
        }
        .process-section .section-sub {
            color: rgba(240,233,223,.65);
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 36px;
            margin-top: 56px;
        }
        .process-item {
            text-align: center;
            position: relative;
            padding: 0 10px;
        }
        .process-item:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 32px;
            right: -20px;
            width: 40px;
            height: 1px;
            background: linear-gradient(90deg, var(--brand), transparent);
        }
        .process-step {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(180,134,74,.2);
            border: 2px solid var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-hover);
            margin: 0 auto 20px;
        }
        .process-item h4 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 12px;
        }
        .process-item p {
            font-size: 13px;
            color: rgba(240,233,223,.6);
            line-height: 1.6;
        }
        @media (max-width: 991px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                row-gap: 48px;
            }
            .process-item:not(:last-child)::after {
                display: none;
            }
        }
        @media (max-width: 520px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
        }
        .faq-section {
            padding: 90px 0;
            background: var(--surface);
        }
        .faq-wrap {
            max-width: 800px;
            margin: 48px auto 0;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            margin-bottom: 14px;
            background: #FAF7F2;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--brand);
        }
        .faq-item.open {
            border-color: var(--brand);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            padding: 18px 24px;
            background: none;
            border: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            text-align: left;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--brand);
        }
        .faq-question .icon {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-soft);
            color: var(--brand);
            font-size: 14px;
            transition: var(--transition);
        }
        .faq-item.open .faq-question {
            color: var(--brand);
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
            background: var(--brand);
            color: #fff;
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
        }
        .faq-answer-inner {
            padding: 0 0 20px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
        }
        @media (max-width: 520px) {
            .faq-question {
                padding: 16px;
                font-size: 15px;
                gap: 10px;
            }
            .faq-answer {
                padding: 0 16px;
            }
        }
        .cta-section {
            padding: 90px 0;
            background: linear-gradient(135deg, rgba(180,134,74,.12), rgba(180,134,74,.05)), var(--bg);
        }
        .cta-card {
            background: var(--bg-dark);
            border-radius: 24px;
            padding: 70px 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-card::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(180,134,74,.2), transparent 70%);
        }
        .cta-card h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text-invert);
            margin-bottom: 18px;
        }
        .cta-card p {
            color: rgba(240,233,223,.7);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .cta-card {
                padding: 44px 28px;
                border-radius: 18px;
            }
            .cta-card h2 {
                font-size: 25px;
            }
            .cta-card p {
                font-size: 14px;
            }
        }
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-invert);
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1.2fr;
            gap: 50px;
            padding-bottom: 48px;
        }
        .footer-logo {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-logo .logo-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), #D4AF7A);
            display: inline-block;
        }
        .footer-col p {
            font-size: 14px;
            color: rgba(240,233,223,.6);
            line-height: 1.8;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--brand);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            display: grid;
            gap: 10px;
        }
        .footer-col ul a {
            color: rgba(240,233,223,.65);
            font-size: 14px;
        }
        .footer-col ul a:hover {
            color: var(--brand-hover);
            padding-left: 4px;
        }
        .contact-li {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: rgba(240,233,223,.65);
            margin-bottom: 14px;
        }
        .contact-li i {
            color: var(--brand);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(240,233,223,.12);
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(240,233,223,.45);
            margin: 0;
        }
        .footer-bottom a {
            color: rgba(240,233,223,.55);
        }
        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
        }
        @media (max-width: 520px) {
            .site-footer {
                padding-top: 48px;
            }
        }
        .hidden-content {
            display: none;
        }

/* roulang page: article */
:root {
  --brand: #B4864A;
  --brand-hover: #C99B5E;
  --brand-soft: #EFE6DA;
  --accent: #2F4A3C;
  --accent-hover: #3D6150;
  --surface: #FFFFFF;
  --bg: #F6F1E8;
  --bg-dark: #201A13;
  --text-main: #2B241C;
  --text-muted: #716456;
  --text-invert: #F0E9DF;
  --border: #E3D6C3;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --shadow: 0 2px 8px rgba(43,36,28,.06);
  --shadow-md: 0 6px 22px rgba(43,36,28,.10);
  --shadow-hover: 0 10px 30px rgba(43,36,28,.14);
  --font-sans: 'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
  --font-serif: 'Noto Serif SC','Songti SC','SimSun',serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; transition: color .25s, border-color .25s, background .25s, transform .25s, box-shadow .25s; }
a:hover { color: var(--brand-hover); }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-weight: 700; color: var(--text-main); line-height: 1.3; }
p { margin: 0 0 20px; }
button { border: none; background: none; cursor: pointer; }

@media (min-width: 1200px) {
  .container { max-width: 1180px; }
}

.btn {
  border-radius: var(--radius-pill);
  padding: 12px 32px;
  font-weight: 600;
  font-size: 16px;
  line-height: 1.5;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all .3s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn:focus-visible,
a:focus-visible {
  outline: 2px solid rgba(180,134,74,.5);
  outline-offset: 3px;
}
.btn-brand { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-brand:hover { background: var(--brand-hover); border-color: var(--brand-hover); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.btn-outline-brand { background: transparent; border: 1px solid var(--brand); color: var(--brand); }
.btn-outline-brand:hover { background: var(--brand-soft); color: var(--brand); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-outline-light { background: transparent; border: 1px solid rgba(240,233,223,.55); color: var(--text-invert); }
.btn-outline-light:hover { border-color: var(--brand); color: var(--brand-hover); background: rgba(180,134,74,.12); transform: translateY(-2px); }

.site-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1180px;
  background: rgba(28,22,16,.68);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-pill);
  z-index: 1080;
  box-shadow: 0 6px 28px rgba(0,0,0,.18);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-nav.scrolled {
  background: rgba(28,22,16,.92);
  box-shadow: 0 10px 32px rgba(0,0,0,.24);
}
.nav-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 14px 10px 28px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  color: #EFE9DE;
  letter-spacing: .5px;
  flex-shrink: 0;
}
.nav-logo:hover { color: var(--brand-hover); }
.logo-dot {
  width: 10px;
  height: 10px;
  background: var(--brand);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(180,134,74,.28);
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  color: #EFE9DE;
  font-size: 18px;
  align-items: center;
  justify-content: center;
  background: rgba(180,134,74,.18);
  transition: background .25s;
}
.nav-toggle:hover { background: rgba(180,134,74,.35); }
.collapse-content { display: flex; align-items: center; gap: 10px; }
.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 4px;
  margin: 0;
  padding: 0;
}
.nav-menu a {
  color: #EFE9DE;
  font-size: 15px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  position: relative;
  transition: color .25s, background .25s;
}
.nav-menu a::after {
  content: '';
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 3px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .3s ease;
}
.nav-menu a:hover { color: var(--brand-hover); }
.nav-menu a:hover::after { transform: scaleX(1); }
.nav-menu a.active {
  background: rgba(180,134,74,.22);
  color: var(--brand-hover);
}
.nav-menu a.active::after { transform: scaleX(1); }
.btn-nav {
  background: var(--brand);
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 9px 24px;
  font-weight: 600;
  font-size: 14px;
}
.btn-nav:hover {
  background: var(--brand-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(180,134,74,.35);
}

.breadcrumb-hero {
  background:
    linear-gradient(105deg, rgba(32,26,19,.94) 4%, rgba(32,26,19,.78) 50%, rgba(180,134,74,.32) 100%),
    url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  padding: 150px 0 96px;
  color: var(--text-invert);
}
.breadcrumb-hero .content-label {
  display: inline-block;
  background: rgba(180,134,74,.22);
  border: 1px solid rgba(180,134,74,.4);
  color: #E8D5B5;
  border-radius: var(--radius-pill);
  padding: 6px 18px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .5px;
  margin-bottom: 18px;
}
.breadcrumb-hero .breadcrumb {
  --bs-breadcrumb-divider: '/';
  background: transparent;
  margin: 0;
  padding: 0;
  font-size: 14px;
}
.breadcrumb-hero .breadcrumb-item a {
  color: rgba(240,233,223,.7);
  font-weight: 400;
}
.breadcrumb-hero .breadcrumb-item a:hover { color: var(--brand-hover); }
.breadcrumb-hero .breadcrumb-item + .breadcrumb-item::before { color: rgba(240,233,223,.4); }
.breadcrumb-hero .breadcrumb-item.active { color: #E8D5B5; }

.article-main {
  background: var(--bg);
  padding: 0 0 72px;
  margin-top: -44px;
  position: relative;
  z-index: 2;
  border-radius: 28px 28px 0 0;
}
.article-paper {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 48px 56px;
  margin-top: 36px;
}
.article-header-text h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.32;
  margin-bottom: 24px;
  color: var(--text-main);
  word-break: break-word;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  font-size: 14px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.article-meta i {
  color: var(--brand);
  margin-right: 7px;
  font-size: 13px;
}
.article-body {
  max-width: 780px;
  margin: 0 auto;
  padding-top: 38px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--text-main);
}
.article-body p { margin-bottom: 24px; }
.article-body h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-main);
  border-left: 4px solid var(--brand);
  padding-left: 16px;
  margin: 44px 0 20px;
}
.article-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--brand);
  margin: 34px 0 16px;
}
.article-body img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  margin: 26px 0;
  box-shadow: var(--shadow);
}
.article-body a { border-bottom: 1px solid rgba(180,134,74,.4); }
.article-body a:hover { color: var(--brand-hover); border-color: var(--brand-hover); }
.article-body blockquote {
  background: var(--brand-soft);
  border-left: 4px solid var(--brand);
  padding: 24px 26px;
  border-radius: 0 14px 14px 0;
  margin: 26px 0;
  color: var(--text-main);
  font-size: 16px;
}
.article-body ul {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.article-body ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
}
.article-body ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  background: var(--brand);
  border-radius: 50%;
}
.not-found {
  text-align: center;
  padding: 70px 24px;
}
.not-found i { color: var(--border); margin-bottom: 20px; }
.not-found h2 { font-size: 26px; font-weight: 700; margin-bottom: 12px; color: var(--text-main); }
.not-found p { color: var(--text-muted); font-size: 15px; margin-bottom: 28px; }

.article-actions {
  display: flex;
  justify-content: center;
  margin-top: 36px;
}

.related-section { padding: 64px 0 24px; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}
.section-head h2 { font-size: 30px; font-weight: 700; margin: 0; color: var(--text-main); }
.section-head .view-all {
  font-size: 14px;
  font-weight: 500;
  color: var(--brand);
  flex-shrink: 0;
}
.section-head .view-all i { font-size: 12px; margin-left: 4px; }
.related-list { display: flex; flex-direction: column; gap: 14px; }
.related-item {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  transition: all .28s ease;
}
.related-item:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  transform: translateX(5px);
}
.related-item img {
  width: 130px;
  height: 84px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  background: var(--brand-soft);
}
.related-item .related-info { min-width: 0; }
.related-item h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
  line-height: 1.5;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.related-item span {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.related-item span i { color: var(--brand); font-size: 12px; }

.cta-band {
  margin-top: 56px;
  margin-bottom: 72px;
  background: linear-gradient(120deg, #201A13 0%, #2E251B 55%, #2F4A3C 130%);
  border-radius: var(--radius-lg);
  padding: 56px 52px;
  color: var(--text-invert);
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(180,134,74,.25) 0%, transparent 70%);
  pointer-events: none;
}
.cta-band .cta-title { font-size: 30px; font-weight: 800; color: #fff; margin-bottom: 12px; position: relative; z-index: 1; }
.cta-band .cta-desc { font-size: 15px; color: rgba(240,233,223,.78); margin-bottom: 26px; max-width: 560px; line-height: 1.8; position: relative; z-index: 1; }
.cta-band .cta-actions { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 14px; }

.site-footer {
  background: var(--bg-dark);
  color: var(--text-invert);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr;
  gap: 44px;
  padding-bottom: 44px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-col p {
  font-size: 14px;
  color: rgba(240,233,223,.68);
  line-height: 1.85;
  margin-bottom: 0;
  max-width: 360px;
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
  color: rgba(240,233,223,.76);
  font-size: 14px;
}
.footer-col ul a:hover { color: var(--brand-hover); }
.contact-li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(240,233,223,.76);
  margin-bottom: 12px;
  line-height: 1.6;
}
.contact-li i {
  color: var(--brand);
  width: 18px;
  text-align: center;
  margin-top: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(240,233,223,.12);
  padding: 18px 0;
  text-align: center;
}
.footer-bottom p {
  margin: 0;
  font-size: 13px;
  color: rgba(240,233,223,.5);
}
.footer-bottom a { color: rgba(240,233,223,.62); }
.footer-bottom a:hover { color: var(--brand-hover); }

@media (max-width: 991px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .related-item h4 { white-space: normal; overflow: visible; text-overflow: clip; }
}

@media (max-width: 768px) {
  .site-nav { top: 12px; width: calc(100% - 24px); }
  .nav-inner { padding: 8px 12px 8px 20px; }
  .nav-toggle {
    display: flex;
    width: 38px;
    height: 38px;
    font-size: 16px;
  }
  .collapse-content {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: rgba(28,22,16,.96);
    border-radius: 20px;
    padding: 18px 18px 20px;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    box-shadow: 0 14px 36px rgba(0,0,0,.28);
  }
  .collapse-content.show { display: flex; }
  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }
  .nav-menu a {
    padding: 11px 16px;
    text-align: center;
    border-radius: 12px;
  }
  .nav-menu a::after { display: none; }
  .nav-menu a.active { background: rgba(180,134,74,.2); }
  .btn-nav { width: 100%; text-align: center; }
  .breadcrumb-hero { padding: 126px 0 76px; }
  .article-main { border-radius: 20px 20px 0 0; }
  .article-paper { padding: 30px 24px; border-radius: 16px; }
  .article-header-text h1 { font-size: 30px; }
  .article-meta { gap: 10px 18px; }
  .article-body { font-size: 16px; line-height: 1.8; }
  .article-body h2 { font-size: 22px; }
  .article-body h3 { font-size: 19px; }
  .cta-band { padding: 40px 24px; }
  .cta-band .cta-title { font-size: 24px; }
}

@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
  .related-item { flex-direction: row; align-items: center; }
  .related-item img { width: 100px; height: 76px; }
  .cta-band { margin-bottom: 48px; }
  .cta-actions .btn { width: 100%; }
}