/* roulang page: index */
:root{
    --primary:#2B5C8F;
    --primary-dark:#244E78;
    --primary-light:#F0F5FA;
    --accent:#C9974C;
    --accent-dark:#B8863B;
    --accent-light:#FBF3E7;
    --bg-body:#F5F8FB;
    --bg-white:#FFFFFF;
    --bg-alt:#E4EAF0;
    --text-head:#1A2B3C;
    --text-body:#44566C;
    --text-muted:#7E8FA3;
    --text-white:#FFFFFF;
    --border:#E4EAF0;
    --radius-lg:16px;
    --radius-md:12px;
    --radius-btn:8px;
    --shadow-card:0 4px 16px rgba(43,92,143,0.08);
    --shadow-card-hover:0 10px 28px rgba(43,92,143,0.14);
    --shadow-nav:0 12px 32px rgba(26,43,60,0.14);
    --font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    --space-section:96px;
    --space-section-tablet:72px;
    --space-section-mobile:48px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-family);background:var(--bg-body);color:var(--text-body);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:var(--primary);transition:color .25s ease}
a:hover{color:var(--primary-dark)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:16px}
.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}
.section{padding:var(--space-section) 0}
@media(max-width:1023px){.section{padding:var(--space-section-tablet) 0}}
@media(max-width:767px){.section{padding:var(--space-section-mobile) 0}}
.sec-head{text-align:center;margin-bottom:48px}
.sec-head h2{font-size:38px;font-weight:700;color:var(--text-head);line-height:1.25;margin-bottom:8px}
.sec-head p{color:var(--text-muted);font-size:16px;max-width:560px;margin:0 auto}
.sec-grid{display:grid;gap:24px;grid-template-columns:repeat(12,1fr)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;border-radius:var(--radius-btn);font-size:16px;font-weight:600;line-height:1;transition:all .25s ease;border:1px solid transparent;gap:8px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(43,92,143,0.25);color:#fff}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary-light);color:var(--primary)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px)}
.btn-block{width:100%}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* Header & Nav */
.site-header{background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--border);position:sticky;top:0;z-index:1000}
.nav-grid{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{font-size:24px;font-weight:700;color:var(--text-head);letter-spacing:-0.5px;display:flex;align-items:center;gap:8px}
.logo .logo-mark{width:38px;height:38px;background:var(--primary);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:20px}
.logo:hover{color:var(--text-head)}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav>li>a{display:flex;align-items:center;gap:6px;padding:10px 16px;color:var(--text-head);font-size:16px;font-weight:500;border-radius:8px;position:relative;transition:all .25s ease}
.main-nav>li>a::after{content:"";position:absolute;bottom:0;left:50%;width:0;height:2px;background:var(--primary);transform:translateX(-50%);transition:width .25s ease}
.main-nav>li>a:hover{color:var(--primary)}
.main-nav>li>a:hover::after{width:100%}
.main-nav>li>a.active{color:var(--primary);font-weight:600}
.main-nav>li>a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.more-trigger{display:flex;align-items:center;gap:8px;padding:10px 16px;border-radius:8px;font-size:16px;color:var(--text-head);font-weight:500;transition:all .25s ease;border:1px solid var(--border)}
.more-trigger:hover,.more-trigger.open{background:var(--primary-light);color:var(--primary);border-color:rgba(43,92,143,.2)}
.nav-cta{padding:10px 22px;font-size:14px}
.hamburger{display:none;width:42px;height:42px;border-radius:8px;align-items:center;justify-content:center;font-size:20px;color:var(--text-head);border:1px solid var(--border)}
.hamburger:hover{border-color:var(--primary);color:var(--primary)}

/* Mega Menu */
.mega-panel{position:fixed;top:72px;left:0;right:0;background:#fff;box-shadow:var(--shadow-nav);border-top:1px solid var(--border);z-index:999;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .25s ease,transform .25s ease,visibility .25s}
.mega-panel.open{opacity:1;visibility:visible;transform:translateY(0)}
.mega-inner{max-width:720px;margin:0 auto;padding:32px 24px}
.mega-columns{display:grid;grid-template-columns:1fr 1fr 1fr;gap:32px}
.mega-col h4{font-size:14px;font-weight:600;color:var(--text-muted);letter-spacing:1px;margin-bottom:16px}
.mega-cat-list li{margin-bottom:8px}
.mega-cat-list a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;font-size:15px;color:var(--text-head);transition:background .2s ease}
.mega-cat-list a:hover{background:var(--primary-light);color:var(--primary)}
.mega-cat-list a i{color:var(--accent);width:20px;text-align:center}
.mega-post-list li{margin-bottom:8px}
.mega-post-list a{display:block;padding:8px 12px;border-radius:6px;font-size:14px;color:var(--text-body);line-height:1.5;transition:background .2s ease}
.mega-post-list a:hover{background:var(--primary-light);color:var(--primary)}
.mega-cta{background:var(--primary-light);border-radius:var(--radius-md);padding:24px;text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}
.mega-cta .cta-title{font-size:16px;font-weight:600;color:var(--primary);line-height:1.5}
.mega-cta .btn{padding:10px 20px;font-size:14px}
.mobile-drawer{display:none;position:fixed;top:0;right:-320px;width:320px;height:100vh;background:#fff;z-index:2000;padding:24px;transition:right .3s ease;box-shadow:-4px 0 24px rgba(0,0,0,.08);overflow-y:auto}
.mobile-drawer.open{right:0}
.drawer-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.drawer-close{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-head);border:1px solid var(--border)}
.drawer-close:hover{background:var(--primary-light)}
.mobile-nav>li{margin-bottom:0}
.mobile-nav>li>a{display:block;padding:14px 12px;font-size:17px;font-weight:500;color:var(--text-head);border-left:3px solid transparent;transition:all .25s ease}
.mobile-nav>li>a:hover,.mobile-nav>li>a.active{border-left-color:var(--primary);background:var(--primary-light);color:var(--primary)}
.drawer-overlay{display:none;position:fixed;inset:0;background:rgba(26,43,60,.45);z-index:1999;opacity:0;transition:opacity .3s ease}
.drawer-overlay.open{display:block;opacity:1}

/* Hero */
.hero{background:linear-gradient(160deg,#F5F8FB 0%,#FFFFFF 100%);padding-top:80px;padding-bottom:100px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:var(--accent-light);border:1px solid rgba(201,151,76,.25);border-radius:999px;font-size:13px;color:var(--accent);font-weight:500;margin-bottom:20px}
.hero h1{font-size:50px;font-weight:700;color:var(--text-head);line-height:1.25;margin-bottom:16px;letter-spacing:-1px}
.hero-sub{font-size:19px;color:var(--accent);line-height:1.7;margin-bottom:32px;max-width:520px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:32px}
.hero-points{display:flex;flex-direction:column;gap:12px}
.hero-points li{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--text-body)}
.hero-points li i{color:var(--accent);font-size:14px}
.hero-visual{position:relative}
.hero-visual .img-wrap{border-radius:16px;overflow:hidden;box-shadow:0 20px 48px rgba(26,43,60,.12);aspect-ratio:16/12;background:var(--primary-light)}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-stats-badge{position:absolute;bottom:-20px;right:20px;background:#fff;border-radius:12px;padding:16px 24px;box-shadow:0 10px 28px rgba(43,92,143,.16);display:flex;align-items:center;gap:12px}
.hero-stats-badge .num{font-size:32px;font-weight:700;color:var(--accent);line-height:1}
.hero-stats-badge .label{font-size:13px;color:var(--text-muted);line-height:1.4}
.hero-bg-pattern{position:absolute;top:0;right:0;width:60%;height:100%;background:url('/assets/images/backpic/back-1.png') no-repeat center right/cover;opacity:.04;pointer-events:none}
.hero-deco{position:absolute;left:-40px;bottom:-40px;width:180px;height:180px;border:2px solid var(--accent);opacity:.08;border-radius:50%}

/* Metrics */
.metrics{background:transparent;padding-bottom:0;margin-top:-60px;position:relative;z-index:5}
.metrics-card-container{display:grid;grid-template-columns:repeat(5,1fr);gap:24px}
.metric-card{background:#fff;border-radius:var(--radius-md);padding:32px 20px;text-align:center;box-shadow:var(--shadow-card);border-top:2px solid var(--primary);transition:transform .25s ease,box-shadow .25s ease}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.metric-card .value{font-size:44px;font-weight:700;color:var(--accent);line-height:1;margin-bottom:8px}
.metric-card .name{font-size:13px;color:var(--text-muted)}

/* Services */
.services{background:var(--bg-white)}
.services .sec-grid{grid-template-columns:repeat(3,1fr)}
.service-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:32px;transition:all .25s ease;box-shadow:var(--shadow-card)}
.service-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover)}
.card-icon{width:56px;height:56px;border-radius:16px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:20px;transition:background .25s ease}
.service-card:hover .card-icon{background:rgba(201,151,76,.15)}
.service-card h3{font-size:20px;font-weight:600;color:var(--text-head);margin-bottom:12px}
.service-card p{font-size:15px;color:var(--text-muted);margin-bottom:16px;line-height:1.8}
.card-link{font-size:14px;font-weight:500;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:gap .25s ease}
.card-link:hover{gap:10px;color:var(--primary)}
.featured-card{grid-column:span 2;background:var(--primary-light)}
.featured-card .card-icon{background:var(--accent-light);color:var(--accent)}
.featured-card p{font-size:16px}

/* Comparison */
.comparison{background:#fff}
.comp-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.comp-col{border-radius:var(--radius-lg);padding:40px;position:relative}
.comp-col-left{background:var(--bg-body);border:1px solid var(--border)}
.comp-col-right{background:var(--primary);color:#fff}
.comp-col h3{font-size:24px;font-weight:600;margin-bottom:28px;line-height:1.4}
.comp-col ul{display:flex;flex-direction:column;gap:16px}
.comp-col ul li{display:flex;align-items:flex-start;gap:12px;font-size:16px;line-height:1.6}
.comp-col-left ul li i{color:var(--text-muted);margin-top:6px;font-size:12px}
.comp-col-right ul li{color:rgba(255,255,255,.95)}
.comp-col-right ul li i{color:var(--accent);margin-top:6px;font-size:12px}
.comp-col .btn-accent{margin-top:32px}
.comp-note{color:var(--text-muted);font-size:14px;margin-top:16px;line-height:1.6}

/* News */
.news{background:var(--bg-body)}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.news-main-card{background:#fff;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-card)}
.news-main-card .cover-wrap{aspect-ratio:16/10;overflow:hidden;position:relative}
.news-main-card .cover-wrap img{width:100%;height:100%;object-fit:cover}
.news-cat-tag{position:absolute;bottom:12px;left:12px;background:#fff;color:var(--primary);padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;border:1px solid rgba(43,92,143,.2)}
.news-post-body{padding:24px}
.news-post-body h3{font-size:20px;color:var(--text-head);line-height:1.5;margin-bottom:8px}
.news-post-body .excerpt{font-size:15px;color:var(--text-muted);line-height:1.8;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-post-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted)}
.news-side-list{display:flex;flex-direction:column;gap:16px}
.news-mini-card{background:#fff;border-radius:var(--radius-md);padding:20px;display:flex;gap:16px;box-shadow:var(--shadow-card);transition:all .25s ease}
.news-mini-card:hover{box-shadow:var(--shadow-card-hover)}
.news-mini-card .thumb{width:100px;height:72px;border-radius:8px;overflow:hidden;flex-shrink:0;background:var(--bg-body)}
.news-mini-card .thumb img{width:100%;height:100%;object-fit:cover}
.news-mini-card .mini-content{flex:1;min-width:0}
.news-mini-card .cat{font-size:12px;color:var(--accent);font-weight:500;margin-bottom:4px}
.news-mini-card h4{font-size:15px;color:var(--text-head);line-height:1.5;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-mini-card .mini-meta{font-size:12px;color:var(--text-muted)}
.view-all-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--primary);margin-top:24px}
.view-all-link:hover{gap:12px}
.news-empty{background:#fff;border-radius:var(--radius-md);padding:60px 24px;text-align:center;box-shadow:var(--shadow-card)}
.news-empty i{font-size:48px;color:var(--bg-alt);margin-bottom:16px}
.news-empty h4{font-size:18px;color:var(--text-head);margin-bottom:8px}
.news-empty p{font-size:15px;color:var(--text-muted);margin-bottom:16px}
.news-empty .btn{padding:8px 18px;font-size:14px}

/* FAQ */
.faq-section{background:var(--bg-white)}
.faq-layout{display:grid;grid-template-columns:400px 1fr;gap:64px}
.faq-left h2{font-size:32px;font-weight:700;color:var(--text-head);line-height:1.25;margin-bottom:16px}
.faq-left p{color:var(--text-muted);font-size:15px;line-height:1.8;margin-bottom:24px}
.faq-contact-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:500}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-card);overflow:hidden;transition:box-shadow .25s ease}
.faq-item:hover{box-shadow:var(--shadow-card-hover)}
.faq-item.active{border-left:3px solid var(--primary)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;padding:20px 24px;font-size:16px;font-weight:500;color:var(--text-head);line-height:1.5;transition:background .25s ease}
.faq-q:hover{background:var(--primary-light)}
.faq-q i{transition:transform .3s ease;color:var(--primary);font-size:16px;flex-shrink:0;margin-left:16px}
.faq-item.active .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{padding:0 24px 20px;font-size:15px;color:var(--text-body);line-height:1.7}

/* CTA Form */
.cta-section{background:var(--primary);color:#fff;padding:90px 0}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.cta-info h2{font-size:34px;font-weight:700;line-height:1.3;margin-bottom:16px;color:#fff}
.cta-info p{font-size:16px;color:rgba(255,255,255,.85);margin-bottom:32px;line-height:1.8}
.cta-contact-list li{margin-bottom:16px}
.cta-contact-list li a{display:flex;align-items:center;gap:14px;color:rgba(255,255,255,.9);font-size:16px;transition:color .25s ease}
.cta-contact-list li a:hover{color:#fff}
.cta-contact-list i{width:40px;height:40px;background:rgba(255,255,255,.12);border-radius:50px;display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--accent)}
.form-card{background:#fff;border-radius:var(--radius-lg);padding:36px;box-shadow:0 24px 48px rgba(0,0,0,.15)}
.form-card h3{font-size:22px;font-weight:600;color:var(--text-head);margin-bottom:8px}
.form-card .form-desc{font-size:14px;color:var(--text-muted);margin-bottom:24px}
.form-group{margin-bottom:20px}
.form-group label{font-size:14px;font-weight:500;color:var(--text-head);margin-bottom:6px;display:block}
.form-control{width:100%;height:44px;border-radius:6px;border:1px solid #D3DDE5;background:#fff;padding:0 14px;font-size:16px;transition:all .25s ease}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(43,92,143,.15);outline:none}
textarea.form-control{height:auto;min-height:120px;padding:12px 14px;resize:vertical;line-height:1.6}
.form-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2344566C' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px;cursor:pointer}
.form-group.error .form-control{border-color:#C94F4F}
.form-group.error .form-control:focus{box-shadow:0 0 0 3px rgba(201,79,79,.15)}
.form-group.error .err-msg{color:#C94F4F;font-size:14px;margin-top:6px}
.form-group.success .form-control{border-color:#3D9A6A}
.form-group.success .form-control:focus{box-shadow:0 0 0 3px rgba(61,154,106,.15)}
.form-group.success .success-msg{color:#3D9A6A;font-size:14px;margin-top:6px}
.form-msg{margin-top:16px;padding:12px 16px;border-radius:8px;font-size:14px;line-height:1.6;display:none}
.form-msg.error{background:#FDF1F0;color:#C94F4F;border:1px solid #F0C4C4}
.form-msg.success{background:#EDF7F0;color:#3D9A6A;border:1px solid #C3E6CF}

/* Footer */
.site-footer{background:#12263A;color:#A8B8C8;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px;padding-bottom:48px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand p{font-size:15px;line-height:1.8;color:#A8B8C8;max-width:320px}
.footer-social{display:flex;gap:12px;margin-top:20px}
.footer-social a{width:36px;height:36px;border-radius:8px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:#A8B8C8;font-size:16px;transition:all .25s ease}
.footer-social a:hover{background:var(--primary);color:#fff;token:focus 4px}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.footer-col ul li{margin-bottom:12px}
.footer-col ul li a{color:#A8B8C8;font-size:14px;transition:color .25s ease}
.footer-col ul li a:hover{color:#fff}
.footer-contact-col p{display:flex;align-items:center;gap:12px;font-size:14px;margin-bottom:12px}
.footer-contact-col i{color:var(--accent);width:20px;text-align:center}
.footer-copyright{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;text-align:center;font-size:14px;color:#7E8FA3}

/* Breadcrumb */
.breadcrumb{background:linear-gradient(160deg,#F5F8FB 0%,#E8EFF6 100%);padding:48px 0 24px}
.breadcrumb-list{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-muted)}
.breadcrumb-list a{color:var(--primary)}
.breadcrumb-list span{color:var(--text-muted)}
.page-head{padding:24px 0 48px}
.page-head h1{font-size:44px;font-weight:700;color:var(--text-head);line-height:1.3;margin-bottom:16px}
.page-head .desc{font-size:16px;color:var(--text-muted);max-width:720px;line-height:1.8}
.page-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--text-muted);margin-top:16px}
.page-meta span{display:flex;align-items:center;gap:6px}

/* Article */
.article-body{max-width:760px;margin:0 auto}
.article-content{background:#fff;border-radius:var(--radius-lg);padding:48px;box-shadow:var(--shadow-card)}
.article-content p{font-size:16px;line-height:1.9;margin-bottom:24px;color:var(--text-body)}
.article-content p:first-of-type{font-size:18px}
.article-content h2{font-size:24px;font-weight:600;color:var(--text-head);margin:36px 0 16px;padding-left:12px;border-left:4px solid var(--primary)}
.article-content h3{font-size:20px;font-weight:600;color:var(--text-head);margin:28px 0 12px;padding-left:8px;border-left:3px solid var(--accent)}
.article-content blockquote{background:var(--primary-light);border-left:4px solid var(--primary);padding:16px 20px;margin:24px 0;border-radius:0 8px 8px 0;color:var(--text-body);font-size:15px;line-height:1.8}
.article-content img{border-radius:8px;margin:24px 0}
.article-content .img-caption{font-size:13px;color:var(--text-muted);text-align:center;margin-top:-12px}
.article-content ul{list-style:disc;padding-left:24px;margin-bottom:24px}
.article-content ul li{margin-bottom:8px;font-size:16px;line-height:1.8}
.tag-group{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}
.article-pager{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}
.pager-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 20px;transition:all .25s ease}
.pager-item:hover{border-color:var(--primary);box-shadow:var(--shadow-card)}
.pager-item .pager-label{font-size:13px;color:var(--text-muted);margin-bottom:4px;display:block}
.pager-item .pager-title{font-size:15px;color:var(--text-head);font-weight:500}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--primary);margin:24px 0}

/* Category 1 - Numbers */
.cat1-list{max-width:720px;margin:0 auto}
.cat1-item{display:flex;align-items:flex-start;gap:24px;padding:32px 0;border-bottom:1px solid var(--border)}
.cat1-item:last-child{border-bottom:none}
.cat1-num{font-size:56px;font-weight:700;color:var(--accent);line-height:1;min-width:80px;text-align:right}
.cat1-item:nth-child(2) .cat1-num,.cat1-item:nth-child(4) .cat1-num{color:var(--primary)}
.cat1-body h3{font-size:20px;font-weight:600;color:var(--text-head);margin-bottom:8px}
.cat1-body p{font-size:15px;color:var(--text-muted);line-height:1.8}

/* Category 2 - Alternating image-text */
.cat2-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:64px}
.cat2-row:last-child{margin-bottom:0}
.cat2-row .img-wrap{border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-card)}
.cat2-row .img-wrap img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.cat2-row h3{font-size:22px;font-weight:600;color:var(--text-head);margin-bottom:12px}
.cat2-row p{font-size:15px;color:var(--text-body);line-height:1.8;margin-bottom:16px}

/* Category 3 - FAQ cards grid */
.cat3-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.cat3-card{background:#fff;border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow-card);transition:box-shadow .25s ease}
.cat3-card:hover{box-shadow:var(--shadow-card-hover)}
.cat3-card h3{font-size:18px;font-weight:600;color:var(--text-head);margin-bottom:12px}
.cat3-card p{font-size:15px;color:var(--text-body);line-height:1.8;margin-bottom:16px}
.cat3-card .card-link{font-size:14px}

/* Sidebar */
.sidebar-layout{display:grid;grid-template-columns:1fr 280px;gap:48px;align-items:start}
.sidebar{position:sticky;top:90px}
.sidebar-module{background:#fff;border-radius:var(--radius-md);padding:24px;box-shadow:var(--shadow-card);margin-bottom:24px}
.sidebar-module h4{font-size:16px;font-weight:600;color:var(--text-head);margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.sidebar-links li{margin-bottom:4px}
.sidebar-links li a{display:block;padding:10px 12px;border-radius:6px;font-size:14px;color:var(--text-body);border-left:3px solid transparent;transition:all .25s ease}
.sidebar-links li a:hover{border-left-color:var(--primary);background:var(--primary-light);color:var(--primary);padding-left:16px}
.sidebar-cta{background:var(--primary);color:#fff;padding:24px;border-radius:var(--radius-md);text-align:center;margin-bottom:24px}
.sidebar-cta h4{font-size:18px;color:#fff;font-weight:600;margin-bottom:8px}
.sidebar-cta p{font-size:14px;color:rgba(255,255,255,.8);margin-bottom:16px;line-height:1.6}
.sidebar-cta .btn{padding:10px 20px;font-size:14px}
.hot-tags{display:flex;flex-wrap:wrap;gap:8px}
.hot-tags .tag{padding:6px 14px;border-radius:999px;font-size:13px;background:var(--accent-light);color:var(--accent);border:1px solid rgba(201,151,76,.25);transition:all .25s ease;cursor:pointer}
.hot-tags .tag:hover{background:var(--accent);color:#fff}

/* Scroll top */
.scroll-top{position:fixed;bottom:24px;right:24px;width:44px;height:44px;border-radius:50px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 8px 20px rgba(43,92,143,.3);z-index:999;opacity:0;visibility:hidden;transition:all .3s ease}
.scroll-top.visible{opacity:1;visibility:visible}
.scroll-top:hover{background:var(--primary-dark);transform:translateY(-2px)}

/* Responsive */
@media(max-width:1199px){
    .hero h1{font-size:44px}
    .metrics-card-container{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1023px){
    .main-nav{display:none}
    .more-trigger{display:none}
    .hamburger{display:flex}
    .nav-cta{display:none}
    .hero-grid{grid-template-columns:1fr;gap:48px}
    .hero h1{font-size:38px}
    .hero-visual{margin-top:24px}
    .services .sec-grid{grid-template-columns:repeat(2,1fr)}
    .featured-card{grid-column:span 2}
    .metrics-card-container{grid-template-columns:repeat(3,1fr)}
    .news-grid{grid-template-columns:1fr}
    .faq-layout{grid-template-columns:1fr;gap:40px}
    .cta-grid{grid-template-columns:1fr;gap:48px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .sidebar-layout{grid-template-columns:1fr}
    .sidebar{position:static}
    .comp-grid{grid-template-columns:1fr}
    .cat2-row{grid-template-columns:1fr;gap:32px}
    .cat3-grid{grid-template-columns:1fr}
    .mega-panel{display:none}
    .mobile-drawer{display:block}
    .mobile-drawer:not(.open){pointer-events:none}
    .mega-inner{display:none}
}
@media(max-width:767px){
    .container{padding:0 16px}
    .hero{padding-top:56px}
    .hero h1{font-size:32px}
    .hero-sub{font-size:17px}
    .hero-actions .btn{width:100%}
    .services .sec-grid{grid-template-columns:1fr}
    .featured-card{grid-column:span 1}
    .metrics-card-container{grid-template-columns:1fr 1fr;gap:16px}
    .metric-card .value{font-size:32px}
    .news-post-body h3{font-size:18px}
    .news-mini-card{flex-direction:column}
    .news-mini-card .thumb{width:100%;height:140px}
    .footer-grid{grid-template-columns:1fr}
    .cta-contact-list li a{font-size:15px}
    .form-card{padding:24px}
    .article-content{padding:24px}
    .page-head h1{font-size:28px}
    .article-pager{grid-template-columns:1fr}
    .cat1-item{flex-direction:column;gap:12px}
    .cat1-num{text-align:left;font-size:40px}
    .cat3-grid{grid-template-columns:1fr}
    .footer-icp{font-size:12px}
}
@media(max-width:520px){
    .metrics-card-container{grid-template-columns:1fr}
    .hero-actions{flex-direction:column}
    .comp-col{padding:28px}
    .cta-grid{grid-template-columns:1fr}
}

/* roulang page: article */
:root{
  --primary:#2B5C8F;
  --primary-dark:#244E78;
  --primary-light:#E8F0F8;
  --accent:#C9974C;
  --accent-dark:#B8863B;
  --accent-light:#FBF3E7;
  --bg:#F5F8FB;
  --bg-alt:#F0F5FA;
  --border:#E4EAF0;
  --text-heading:#1A2B3C;
  --text-body:#44566C;
  --text-muted:#7E8FA3;
  --white:#FFFFFF;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:8px;
  --shadow-sm:0 4px 16px rgba(43,92,143,0.08);
  --shadow-md:0 10px 28px rgba(43,92,143,0.14);
  --shadow-panel:0 12px 32px rgba(26,43,60,0.14);
  --transition:0.25s ease;
  --font-stack:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-stack);background:var(--bg);color:var(--text-body);line-height:1.8;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color var(--transition),background var(--transition),box-shadow var(--transition)}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:16px}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
h1,h2,h3,h4,h5,h6{color:var(--text-heading);line-height:1.25;font-weight:600}
p{margin-bottom:1rem}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:8px;font-size:16px;font-weight:600;line-height:1;transition:all var(--transition);border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 20px rgba(43,92,143,0.25)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(43,92,143,0.2)}
.btn-secondary{background:#fff;color:var(--primary);border-color:var(--primary)}
.btn-secondary:hover{background:var(--bg-alt);color:var(--primary-dark)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 6px 18px rgba(201,151,76,0.3)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* ===== Header & Nav ===== */
.site-header{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:1000;box-shadow:0 2px 10px rgba(26,43,60,0.04)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:32px;position:relative}
.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:700;color:var(--text-heading);white-space:nowrap}
.logo-mark{width:38px;height:38px;border-radius:10px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.logo:hover{color:var(--primary)}
.main-nav-wrap{flex:1}
.main-nav{display:flex;gap:30px;list-style:none}
.main-nav a{font-size:16px;color:var(--text-heading);font-weight:500;padding:8px 2px;position:relative;transition:color var(--transition)}
.main-nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--primary);transition:width var(--transition)}
.main-nav a:hover{color:var(--primary)}
.main-nav a:hover::after{width:100%}
.main-nav a.active{color:var(--primary);font-weight:600}
.main-nav a.active::after{width:100%}
.header-actions{display:flex;align-items:center;gap:14px}
.mega-trigger{display:flex;align-items:center;gap:6px;padding:10px 16px;border-radius:8px;font-size:15px;font-weight:500;color:var(--text-heading);background:transparent;border:1px solid var(--border);transition:all var(--transition)}
.mega-trigger:hover,.mega-trigger.open{background:var(--bg-alt);color:var(--primary);border-color:var(--primary)}
.mega-trigger i{font-size:12px;transition:transform .3s}
.mega-trigger.open i{transform:rotate(180deg)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:8px;background:var(--bg-alt);color:var(--text-heading);font-size:18px;align-items:center;justify-content:center}
.nav-toggle:hover{background:var(--primary);color:#fff}
/* Mega Panel */
.mega-panel{position:absolute;top:calc(100% + 0px);right:0;width:720px;background:#fff;border-radius:12px;box-shadow:var(--shadow-panel);padding:24px;display:none;opacity:0;transform:translateY(10px);transition:opacity .25s,transform .25s;z-index:1001;border-top:3px solid var(--primary)}
.mega-panel.open{display:block;opacity:1;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px}
.mega-col h4{font-size:14px;color:var(--text-muted);font-weight:600;margin-bottom:14px;text-transform:uppercase;letter-spacing:0.5px}
.mega-topic-list{display:flex;flex-direction:column;gap:10px}
.mega-topic-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;font-size:15px;color:var(--text-body);transition:all var(--transition)}
.mega-topic-item i{width:28px;height:28px;border-radius:8px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0}
.mega-topic-item:hover{background:var(--primary-light);color:var(--primary)}
.mega-news-list{display:flex;flex-direction:column;gap:10px}
.mega-news-item{font-size:14px;color:var(--text-body);padding:8px 0;border-bottom:1px solid var(--border);transition:color var(--transition)}
.mega-news-item:hover{color:var(--primary)}
.mega-news-empty{padding:12px;font-size:14px;color:var(--text-muted);background:var(--bg);border-radius:8px;text-align:center}
.mega-cta{grid-column:span 1;background:var(--primary-light);border-radius:12px;padding:20px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:14px}
.mega-cta h4{color:var(--primary);font-size:18px;margin-bottom:4px;text-transform:none;letter-spacing:normal}
.mega-cta p{font-size:13px;color:var(--text-muted);margin-bottom:0}
/* Mobile Drawer */
.mobile-drawer{position:fixed;top:0;right:-320px;width:320px;height:100vh;background:#fff;z-index:2000;box-shadow:0 0 60px rgba(26,43,60,0.2);padding:24px;transition:right .35s ease;overflow-y:auto}
.mobile-drawer.open{right:0}
.drawer-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:30px}
.drawer-header .logo{font-size:19px}
.drawer-close{width:38px;height:38px;border-radius:8px;background:var(--bg-alt);color:var(--text-heading);font-size:16px;display:flex;align-items:center;justify-content:center}
.drawer-close:hover{background:var(--primary);color:#fff}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{display:block;padding:14px 12px;font-size:17px;font-weight:500;color:var(--text-heading);border-radius:8px;border-left:3px solid transparent}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--primary-light);color:var(--primary);border-left-color:var(--primary)}
.drawer-divider{height:1px;background:var(--border);margin:18px 0}
.drawer-sub{font-size:13px;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.5px;font-weight:600;margin-bottom:8px;padding-left:12px}
.drawer-sub-links a{display:block;padding:10px 12px;font-size:15px;color:var(--text-body);border-radius:6px}
.drawer-sub-links a:hover{background:var(--bg-alt);color:var(--primary)}
.drawer-cta{margin-top:24px}
.drawer-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(26,43,60,0.5);z-index:1999;opacity:0;visibility:hidden;transition:opacity .3s}
.drawer-overlay.open{opacity:1;visibility:visible}

/* ===== Article Hero ===== */
.article-hero{background:linear-gradient(160deg,var(--bg) 0%,#E8EFF6 100%);padding:64px 0 48px;position:relative;overflow:hidden}
.article-hero::before{content:"";position:absolute;top:0;right:0;width:340px;height:340px;background:radial-gradient(circle,rgba(43,92,143,0.06),transparent 70%);pointer-events:none}
.article-hero-inner{max-width:860px;margin:0 auto;text-align:center;padding:0 24px}
.breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;color:var(--text-muted);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:var(--primary);font-weight:500}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb .sep{color:var(--border);font-size:12px}
.breadcrumb .current{color:var(--text-muted)}
.article-hero h1{font-size:42px;line-height:1.3;font-weight:600;margin-bottom:20px;color:var(--text-heading);letter-spacing:-0.5px}
.article-hero .article-summary{font-size:17px;color:var(--text-muted);line-height:1.75;max-width:680px;margin:0 auto 26px}
.article-meta{display:flex;align-items:center;justify-content:center;gap:24px;font-size:13px;color:var(--text-muted);flex-wrap:wrap}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{color:var(--accent)}

/* ===== Article Body ===== */
.article-body-wrap{padding:48px 0 24px}
.article-content{max-width:760px;margin:0 auto;background:#fff;border-radius:16px;box-shadow:var(--shadow-sm);padding:48px 56px;border-top:4px solid var(--primary)}
.article-content p{font-size:16px;line-height:1.8;color:var(--text-body);margin-bottom:26px}
.article-content p:first-of-type{font-size:18px;color:var(--text-heading)}
.article-content h2{font-size:26px;margin:32px 0 16px;padding-left:14px;border-left:4px solid var(--primary);color:var(--text-heading)}
.article-content h3{font-size:22px;margin:28px 0 14px;color:var(--text-heading)}
.article-content h4{font-size:18px;margin:22px 0 10px;color:var(--text-heading)}
.article-content img{border-radius:8px;margin:22px 0;width:100%;height:auto}
.article-content figcaption{font-size:13px;color:var(--text-muted);text-align:center;margin-top:-14px;margin-bottom:20px}
.article-content blockquote{background:var(--primary-light);border-left:4px solid var(--primary);padding:16px 24px;border-radius:0 8px 8px 0;margin:24px 0;font-style:normal;color:var(--text-heading)}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content ul,.article-content ol{list-style:disc;padding-left:24px;margin:20px 0 26px;color:var(--text-body);line-height:1.8}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:8px}
.article-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;background:#fff}
.article-content table th{background:var(--bg-alt);color:var(--text-heading);font-weight:600;padding:12px 16px;border:1px solid var(--border);text-align:left}
.article-content table td{padding:12px 16px;border:1px solid var(--border);color:var(--text-body)}
.article-content a{color:var(--primary);font-weight:500;text-decoration:underline}
.article-content a:hover{color:var(--primary-dark)}
.article-content code{background:var(--bg-alt);padding:2px 6px;border-radius:4px;font-size:14px;color:var(--primary)}
.article-content hr{border:none;border-top:1px solid var(--border);margin:30px 0}

/* ===== Article Footer ===== */
.article-footer-bar{max-width:760px;margin:0 auto;padding:0 24px}
.tag-group{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.tag{display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;font-size:12px;font-weight:500;background:#fff;color:var(--primary);border:1px solid rgba(43,92,143,0.2);transition:all var(--transition)}
.tag:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.tag-hot{background:var(--accent-light);color:var(--accent);border:1px solid rgba(201,151,76,0.2)}
.tag-hot:hover{background:var(--accent);color:#fff}
.tag-new{background:#E7F4EA;color:#2C7A4B;border:1px solid rgba(44,122,75,0.15)}
.tag-new:hover{background:#2C7A4B;color:#fff}
.post-nav{display:flex;justify-content:space-between;gap:24px;margin:40px 0 56px;padding-top:28px;border-top:1px solid var(--border)}
.post-nav a{display:flex;flex-direction:column;font-size:14px;color:var(--text-muted);max-width:46%;transition:color var(--transition)}
.post-nav a:hover{color:var(--primary)}
.post-nav a:hover .nav-title{color:var(--primary)}
.post-nav .nav-title{font-size:15px;font-weight:500;color:var(--text-heading);margin-top:4px;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.post-nav .nav-placeholder{font-size:15px;color:var(--text-muted)}
.post-nav-next{align-items:flex-end;text-align:right}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--primary);font-weight:500;margin:0 0 40px;transition:gap var(--transition)}
.back-link:hover{gap:14px;color:var(--primary-dark)}

/* ===== Related Posts ===== */
.related-section{padding:40px 0 56px;background:var(--bg)}
.related-section .section-title{text-align:center;font-size:32px;margin-bottom:40px;position:relative}
.related-section .section-title::after{content:"";display:block;width:48px;height:3px;background:var(--accent);margin:12px auto 0;border-radius:2px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--transition)}
.related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.related-card .card-img{position:relative;aspect-ratio:16/10;overflow:hidden}
.related-card .card-img img{width:100%;height:100%;object-fit:cover}
.related-card .card-img .tag{position:absolute;left:12px;top:12px;background:rgba(255,255,255,0.92)}
.related-card .card-body{padding:20px 22px 24px}
.related-card h3{font-size:17px;line-height:1.5;margin-bottom:10px}
.related-card h3 a{color:var(--text-heading)}
.related-card h3 a:hover{color:var(--primary)}
.related-card .card-summary{font-size:14px;color:var(--text-muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
.related-card .card-meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted)}
.related-card .card-meta i{color:var(--accent);font-size:12px}
.empty-related{display:none}

/* ===== CTA Section ===== */
.cta-section{background:var(--primary);padding:72px 0;color:#fff;position:relative;overflow:hidden}
.cta-section::before{content:"";position:absolute;top:-60px;right:-60px;width:280px;height:280px;border:2px solid rgba(255,255,255,0.1);border-radius:50%}
.cta-section::after{content:"";position:absolute;bottom:-90px;left:-40px;width:340px;height:340px;border:1px solid rgba(255,255,255,0.08);border-radius:50%}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;z-index:1}
.cta-left h2{font-size:36px;color:#fff;margin-bottom:16px;line-height:1.3}
.cta-left p{font-size:16px;color:rgba(255,255,255,0.85);margin-bottom:24px;max-width:420px}
.cta-contacts{display:flex;flex-direction:column;gap:12px}
.cta-contacts p{display:flex;align-items:center;gap:10px;font-size:15px;color:rgba(255,255,255,0.9);margin-bottom:0}
.cta-contacts i{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,0.15);display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff}
.cta-card{background:#fff;border-radius:16px;padding:32px;box-shadow:0 16px 40px rgba(26,43,60,0.15)}
.cta-card h3{font-size:22px;color:var(--text-heading);margin-bottom:20px;text-align:center}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:14px;font-weight:500;color:var(--text-heading);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;height:44px;border:1px solid #D3DDE5;border-radius:6px;padding:0 14px;font-size:16px;color:var(--text-heading);background:#fff;transition:all var(--transition)}
.form-group textarea{height:auto;min-height:100px;padding:12px 14px;line-height:1.6;resize:vertical}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(43,92,143,0.15);outline:none}
.form-group input.error,.form-group select.error,.form-group textarea.error{border-color:#C94F4F}
.form-group input.success,.form-group select.success,.form-group textarea.success{border-color:#3D9A6A}
.form-error{font-size:13px;color:#C94F4F;margin-top:6px}
.form-success{font-size:13px;color:#3D9A6A;margin-top:6px}
.form-submit{width:100%;margin-top:6px;background:var(--accent);color:#fff;padding:14px;border-radius:8px;font-size:16px;font-weight:600;border:none;transition:all var(--transition)}
.form-submit:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 6px 18px rgba(201,151,76,0.3)}
.form-message{margin-top:12px;padding:12px 16px;border-radius:8px;font-size:14px;display:none}
.form-message.success{background:#E7F4EA;color:#2C7A4B;border:1px solid #B8DFC3}
.form-message.error{background:#FDF0F0;color:#C94F4F;border:1px solid #F0CECC}

/* ===== Footer ===== */
.site-footer{background:#12263A;color:#A8B8C8;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px}
.footer-brand .logo{color:#fff;margin-bottom:16px;font-size:20px}
.footer-brand .logo .logo-mark{background:rgba(255,255,255,0.15);color:#fff}
.footer-brand p{font-size:14px;line-height:1.75;margin-bottom:20px;color:#A8B8C8}
.footer-social{display:flex;gap:12px}
.footer-social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;font-size:16px;color:#A8B8C8;transition:all var(--transition)}
.footer-social a:hover{background:var(--primary);color:#fff}
.footer-col h4{font-size:16px;color:#fff;font-weight:600;margin-bottom:18px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:#A8B8C8;transition:all var(--transition)}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.footer-col p{display:flex;align-items:flex-start;gap:8px;font-size:14px;margin-bottom:10px;color:#A8B8C8}
.footer-col p i{color:var(--accent);margin-top:6px;font-size:13px}
.footer-copyright{border-top:1px solid rgba(255,255,255,0.1);padding:20px 0;font-size:13px;color:#6A7B8E;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.footer-copyright p{margin-bottom:0}

/* ===== Empty State ===== */
.empty-state{padding:60px 24px;text-align:center}
.empty-state i{font-size:48px;color:var(--border);margin-bottom:16px}
.empty-state h3{font-size:20px;margin-bottom:10px}
.empty-state p{font-size:15px;color:var(--text-muted);margin-bottom:20px}
.empty-state .btn{margin:0 auto}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .main-nav-wrap{display:none}
  .mega-trigger{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{display:none}
  .article-hero h1{font-size:34px}
  .article-content{padding:36px 32px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-inner{height:62px}
  .logo{font-size:18px}
  .logo-mark{width:32px;height:32px;font-size:14px}
  .article-hero{padding:40px 0 28px}
  .article-hero h1{font-size:28px;line-height:1.4}
  .article-hero .article-summary{font-size:15px}
  .article-meta{gap:12px;font-size:12px}
  .article-body-wrap{padding:24px 0 16px}
  .article-content{padding:24px 20px;border-radius:12px}
  .article-content p{font-size:15px;line-height:1.75}
  .article-content p:first-of-type{font-size:16px}
  .article-content h2{font-size:21px}
  .article-content h3{font-size:18px}
  .related-grid{grid-template-columns:1fr;gap:16px}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .cta-left h2{font-size:28px}
  .cta-card{padding:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .post-nav{flex-direction:column;gap:16px}
  .post-nav a{max-width:100%}
  .post-nav-next{align-items:flex-start;text-align:left}
  .mega-panel{position:static;width:100%;box-shadow:none;border-radius:0;padding:16px}
  .mega-grid{grid-template-columns:1fr;gap:16px}
}
@media (min-width:1025px){
  .main-nav-wrap{display:block}
}
@media (max-width:520px){
  .article-content{padding:20px 16px}
  .article-content blockquote{padding:12px 16px}
  .footer-copyright{justify-content:center;text-align:center}
}

/* roulang page: category1 */
:root {
  --primary: #2B5C8F;
  --primary-dark: #244E78;
  --primary-light: #F0F5FA;
  --accent: #C9974C;
  --accent-dark: #B8863B;
  --accent-light: #FBF3E7;
  --bg: #F5F8FB;
  --card-bg: #FFFFFF;
  --border: #E4EAF0;
  --text: #1A2B3C;
  --text-body: #44566C;
  --text-muted: #7E8FA3;
  --text-white: #FFFFFF;
  --shadow: 0 4px 16px rgba(43,92,143,0.08);
  --shadow-hover: 0 10px 28px rgba(43,92,143,0.14);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;
  --space-lg: 96px;
  --space-md: 72px;
  --space-sm: 48px;
  --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-body);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: color .2s ease;
}
a:hover {
  color: var(--primary-dark);
}
ul {
  list-style: none;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section-pad {
  padding: var(--space-lg) 0;
}
.section-pad-sm {
  padding: var(--space-sm) 0;
}
.btn-primary {
  display: inline-block;
  padding: 14px 28px;
  background: var(--primary);
  color: var(--text-white);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: all .2s ease;
  box-shadow: 0 4px 12px rgba(43,92,143,0.2);
  text-align: center;
}
.btn-primary:hover {
  background: var(--primary-dark);
  color: var(--text-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(43,92,143,0.3);
}
.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(43,92,143,0.15);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.btn-outline {
  display: inline-block;
  padding: 14px 28px;
  background: var(--card-bg);
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: all .2s ease;
  text-align: center;
}
.btn-outline:hover {
  background: var(--primary-light);
  color: var(--primary);
}
.btn-outline:active {
  background: var(--border);
}
.btn-accent {
  display: inline-block;
  padding: 14px 28px;
  background: var(--accent);
  color: var(--text-white);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: all .2s ease;
  box-shadow: 0 4px 12px rgba(201,151,76,0.3);
  text-align: center;
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: var(--text-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201,151,76,0.4);
}
.btn-accent:active {
  transform: translateY(0);
}
.btn-accent:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.btn-sm {
  padding: 10px 22px;
  font-size: 14px;
}
.tag {
  display: inline-block;
  padding: 6px 12px;
  background: var(--card-bg);
  color: var(--primary);
  border: 1px solid rgba(43,92,143,0.2);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.2;
  transition: all .2s ease;
}
.tag:hover {
  background: var(--primary);
  color: var(--text-white);
}
.tag-hot {
  background: var(--accent-light);
  color: var(--accent-dark);
  border: none;
}
.tag-hot:hover {
  background: var(--accent);
  color: var(--text-white);
}
/* ===== Header & Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(26,43,60,0.05);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
  position: relative;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
}
.logo-mark {
  width: 38px;
  height: 38px;
  background: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  font-size: 17px;
  flex-shrink: 0;
}
.logo:hover {
  color: var(--text);
}
.main-nav {
  display: flex;
  gap: 32px;
  align-items: center;
}
.main-nav li a {
  display: inline-block;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 0;
  position: relative;
  line-height: 1.4;
}
.main-nav li a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width .25s ease;
}
.main-nav li a:hover {
  color: var(--primary);
}
.main-nav li a:hover::after {
  width: 100%;
}
.main-nav li a.active {
  color: var(--primary);
  font-weight: 600;
}
.main-nav li a.active::after {
  width: 100%;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.more-btn {
  background: transparent;
  border: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all .2s ease;
}
.more-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
}
.more-btn.open {
  background: var(--primary-light);
  color: var(--primary);
}
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--text);
  cursor: pointer;
  padding: 4px;
}
/* Mega Panel */
.mega-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  left: auto;
  width: 680px;
  max-width: 90vw;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 32px rgba(26,43,60,0.14);
  padding: 28px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all .25s ease;
  z-index: 1100;
  border: 1px solid var(--border);
}
.mega-panel.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.mega-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.mega-entry {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-xs);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-body);
  transition: all .2s ease;
  margin-bottom: 4px;
}
.mega-entry i {
  color: var(--primary);
  width: 18px;
  text-align: center;
  font-size: 15px;
}
.mega-entry:hover {
  background: var(--primary-light);
  color: var(--primary);
}
.mega-cta {
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  padding: 20px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 10px;
}
.mega-cta h4 {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
  font-size: 17px;
  color: var(--text);
}
.mega-cta p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}
/* Mobile Nav Layer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  width: 320px;
  height: 100vh;
  background: var(--card-bg);
  z-index: 1200;
  box-shadow: -8px 0 30px rgba(26,43,60,0.15);
  padding: 24px;
  transform: translateX(100%);
  transition: transform .3s ease;
  overflow-y: auto;
}
.mobile-drawer.open {
  transform: translateX(0);
}
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}
.drawer-close {
  background: transparent;
  border: none;
  font-size: 22px;
  color: var(--text);
  cursor: pointer;
  padding: 4px;
}
.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.drawer-nav li a {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius-xs);
  transition: background .2s ease;
}
.drawer-nav li a:hover {
  background: var(--primary-light);
  color: var(--primary);
}
.drawer-nav li a.active {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
  border-left: 3px solid var(--primary);
}
.drawer-footer {
  margin-top: 32px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.drawer-footer .btn-primary {
  width: 100%;
}
/* ===== Page Hero ===== */
.page-hero {
  background: linear-gradient(160deg, var(--bg) 0%, #E8EFF6 100%);
  padding: 64px 0 48px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  opacity: .18;
  pointer-events: none;
}
.page-hero .container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--text-muted);
  transition: color .2s ease;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb .sep {
  color: var(--text-muted);
}
.breadcrumb .current {
  color: var(--primary);
  font-weight: 500;
}
.page-title {
  font-size: 46px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 16px;
}
.page-desc {
  font-size: 17px;
  color: var(--text-body);
  max-width: 720px;
  line-height: 1.8;
}
/* ===== Stats Bar ===== */
.stats-bar {
  padding: 0;
  margin-top: -24px;
  position: relative;
  z-index: 5;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 24px;
  text-align: center;
  border-top: 2px solid var(--primary);
  transition: transform .2s ease, box-shadow .2s ease;
}
.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.stat-num {
  font-size: 44px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 13px;
  color: var(--text-muted);
}
/* ===== Section Header ===== */
.section-header {
  margin-bottom: 48px;
}
.section-header h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 10px;
}
.section-header p {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 560px;
}
/* ===== Data Services + Sidebar ===== */
.data-services {
  padding: 64px 0 32px;
}
.data-list-wrap {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 40px;
}
.data-item {
  display: flex;
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  transition: background .2s ease;
}
.data-item:first-child {
  padding-top: 0;
}
.data-item:last-child {
  padding-bottom: 0;
  border-bottom: none;
}
.data-item:hover {
  background: #FAFCFF;
}
.data-num {
  font-size: 52px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  min-width: 80px;
  opacity: .35;
  transition: opacity .2s ease;
}
.data-item:hover .data-num {
  opacity: 1;
}
.data-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.data-body p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.7;
}
/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.sidebar-widget {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 24px;
}
.sidebar-widget h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.sidebar-widget h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 36px;
  height: 2px;
  background: var(--accent);
}
.sub-nav-list li a {
  display: block;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--text-body);
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  transition: all .2s ease;
}
.sub-nav-list li a:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-left-color: var(--primary);
}
.sidebar-cta {
  background: var(--primary);
  color: var(--text-white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow);
}
.sidebar-cta h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-white);
  border-bottom: none;
  padding-bottom: 0;
}
.sidebar-cta h4::after {
  display: none;
}
.sidebar-cta p {
  font-size: 13px;
  color: rgba(255,255,255,.85);
  line-height: 1.6;
  margin-bottom: 18px;
}
.sidebar-cta .btn-accent {
  box-shadow: 0 4px 14px rgba(0,0,0,0.2);
}
.sidebar-tags .tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
/* ===== Process ===== */
.process-section {
  background: var(--card-bg);
  padding: var(--space-lg) 0;
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.process-item {
  text-align: center;
  padding: 24px 16px;
  border-radius: var(--radius-md);
  background: var(--bg);
  transition: all .2s ease;
}
.process-item:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.process-icon {
  width: 56px;
  height: 56px;
  background: var(--primary);
  color: var(--text-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 22px;
}
.process-item h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.process-item p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}
/* ===== FAQ ===== */
.faq-section {
  padding: var(--space-lg) 0;
}
.faq-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
}
.faq-left h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 12px;
}
.faq-left p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.faq-left a {
  font-size: 15px;
  font-weight: 500;
  color: var(--primary);
  border-bottom: 1px solid var(--primary);
  padding-bottom: 2px;
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  cursor: pointer;
  transition: all .2s ease;
  border-left: 3px solid transparent;
}
.faq-item:hover {
  background: var(--primary-light);
}
.faq-item.open {
  border-left-color: var(--primary);
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  transition: transform .3s ease, background .2s ease;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--primary);
  color: var(--text-white);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, margin-top .2s ease;
  font-size: 14px;
  color: var(--text-body);
  line-height: 1.7;
}
.faq-item.open .faq-a {
  max-height: 400px;
  margin-top: 12px;
}
/* ===== CTA ===== */
.cta-section {
  padding: 0 0 var(--space-lg);
}
.cta-card {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  color: var(--text-white);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(43,92,143,0.25);
}
.cta-card::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 300px;
  height: 300px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}
.cta-card h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-white);
}
.cta-card p {
  font-size: 16px;
  color: rgba(255,255,255,.85);
  margin-bottom: 28px;
}
/* ===== Footer ===== */
.site-footer {
  background: #12263A;
  color: #A8B8C8;
  padding-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .logo {
  color: var(--text-white);
  margin-bottom: 14px;
}
.footer-brand .logo-mark {
  background: var(--accent);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: #A8B8C8;
}
.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.footer-social a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #A8B8C8;
  font-size: 15px;
  transition: all .2s ease;
}
.footer-social a:hover {
  background: var(--accent);
  color: var(--text-white);
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  color: #A8B8C8;
  font-size: 14px;
  transition: all .2s ease;
}
.footer-col ul li a:hover {
  color: var(--text-white);
  border-bottom: 1px solid var(--text-white);
  padding-bottom: 1px;
}
.footer-contact-col p {
  font-size: 14px;
  color: #A8B8C8;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-contact-col p i {
  color: var(--accent);
  width: 16px;
}
.footer-copyright {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #7E8FA3;
}
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .main-nav, .more-btn, .mega-panel {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .header-actions .btn-primary {
    display: none;
  }
  .mobile-drawer {
    display: block;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .page-title {
    font-size: 36px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .data-list-wrap {
    padding: 24px;
  }
  .data-item {
    flex-direction: column;
    gap: 12px;
  }
  .data-num {
    font-size: 40px;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .section-header h2 {
    font-size: 28px;
  }
  .cta-card {
    padding: 40px 24px;
  }
  .cta-card h2 {
    font-size: 26px;
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 16px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .stat-num {
    font-size: 36px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .data-item {
    padding: 20px 0;
  }
}

/* roulang page: category2 */
:root {
            --primary: #2B5C8F;
            --primary-dark: #244E78;
            --primary-light: #F0F5FA;
            --accent: #C9974C;
            --accent-dark: #B8863B;
            --accent-light: #FBF3E7;
            --bg: #F5F8FB;
            --white: #FFFFFF;
            --border: #E4EAF0;
            --text: #1A2B3C;
            --text-body: #44566C;
            --text-muted: #7E8FA3;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 4px 16px rgba(43, 92, 143, 0.08);
            --shadow-hover: 0 10px 28px rgba(43, 92, 143, 0.14);
            --font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

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

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-body);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: all 0.25s ease;
        }

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

        ul,
        ol {
            list-style: none;
        }

        .grid-container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-title {
            font-size: 34px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.25;
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 640px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-family);
            line-height: 1.4;
        }

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

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

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(43, 92, 143, 0.25);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }

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

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

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(201, 151, 76, 0.3);
        }

        .btn-block {
            width: 100%;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        /* Header & Nav */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(26, 43, 60, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
        }

        .logo-mark {
            width: 38px;
            height: 38px;
            background: var(--primary);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 17px;
        }

        .header-nav-area {
            display: flex;
            align-items: center;
            gap: 20px;
            flex: 1;
            justify-content: flex-end;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .main-nav>li>a {
            display: inline-block;
            padding: 10px 18px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-sm);
            position: relative;
            transition: all 0.25s ease;
        }

        .main-nav>li>a::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 2px;
            height: 2px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.25s ease;
        }

        .main-nav>li>a:hover {
            color: var(--primary);
        }

        .main-nav>li>a:hover::after {
            transform: scaleX(1);
        }

        .main-nav>li>a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .main-nav>li>a.active::after {
            transform: scaleX(1);
        }

        .nav-tools {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .mega-trigger-wrap {
            position: relative;
        }

        .mega-trigger {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all 0.25s ease;
            font-family: var(--font-family);
        }

        .mega-trigger:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }

        .mega-trigger.open {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            right: 0;
            width: 680px;
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: 0 12px 32px rgba(26, 43, 60, 0.14);
            padding: 24px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
            transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
            z-index: 999;
        }

        .mega-panel.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }

        .mega-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-muted);
            text-transform: none;
            margin-bottom: 14px;
            padding-bottom: 8px;
            border-bottom: 1px solid var(--border);
        }

        .mega-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            color: var(--text-body);
            font-size: 14px;
            margin-bottom: 6px;
            transition: all 0.2s ease;
        }

        .mega-link i {
            color: var(--primary);
            width: 20px;
            text-align: center;
        }

        .mega-link:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .mega-text-link {
            display: block;
            padding: 6px 0;
            font-size: 14px;
            color: var(--text-body);
            border-bottom: 1px dashed var(--border);
            transition: color 0.2s;
        }

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

        .mega-cta-col {
            background: var(--primary-light);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            justify-content: center;
        }

        .mega-cta-col p {
            font-size: 13px;
            color: var(--text-body);
            margin-bottom: 14px;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text);
            cursor: pointer;
            padding: 8px;
        }

        /* Mobile drawer */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -320px;
            width: 320px;
            height: 100%;
            background: var(--white);
            z-index: 1200;
            padding: 24px;
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.12);
            transition: right 0.3s ease;
            display: flex;
            flex-direction: column;
        }

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

        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .drawer-close {
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-muted);
            cursor: pointer;
            padding: 4px;
        }

        .mobile-drawer .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
        }

        .mobile-drawer .main-nav>li>a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 16px;
        }

        .mobile-drawer .main-nav>li>a.active {
            background: var(--primary-light);
            border-left: 3px solid var(--primary);
            font-weight: 600;
        }

        .drawer-mega {
            margin-top: 24px;
            border-top: 1px solid var(--border);
            padding-top: 20px;
        }

        .drawer-mega h4 {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }

        .drawer-mega a {
            display: block;
            padding: 8px 0;
            font-size: 14px;
            color: var(--text-body);
        }

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

        .drawer-cta {
            margin-top: auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .overlay {
            position: fixed;
            inset: 0;
            background: rgba(26, 43, 60, 0.4);
            z-index: 1100;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s, visibility 0.3s;
        }

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

        /* Page Hero */
        .page-hero {
            background: linear-gradient(160deg, #F5F8FB 0%, #FFFFFF 60%);
            padding: 68px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(43, 92, 143, 0.05) 0%, transparent 70%);
            border-radius: 50%;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .sep {
            color: var(--border);
        }

        .breadcrumb .current {
            color: var(--text-body);
            font-weight: 500;
        }

        .page-hero h1 {
            font-size: 44px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .page-hero .hero-subtitle {
            font-size: 18px;
            color: var(--accent-dark);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 28px;
            font-weight: 400;
        }

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

        /* Main content */
        .main-content-section {
            padding: 56px 0 64px;
        }

        .main-col {
            padding-bottom: 20px;
        }

        /* Alternating rows */
        .alt-rows-wrap {
            display: flex;
            flex-direction: column;
            gap: 64px;
            margin-bottom: 64px;
        }

        .alt-row {
            display: flex;
            align-items: center;
            gap: 40px;
        }

        .alt-row.reverse {
            flex-direction: row-reverse;
        }

        .alt-img {
            flex: 0 0 50%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .alt-img img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .alt-row:hover .alt-img img {
            transform: scale(1.03);
        }

        .alt-text {
            flex: 0 0 50%;
        }

        .alt-tag {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-size: 16px;
            font-weight: 700;
            border-radius: 12px;
            margin-bottom: 16px;
        }

        .alt-text h3 {
            font-size: 26px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .alt-text p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            margin-bottom: 16px;
        }

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

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

        /* Service matrix */
        .service-matrix {
            padding-top: 8px;
        }

        .service-matrix .section-title {
            font-size: 28px;
            margin-bottom: 8px;
        }

        .service-matrix .section-subtitle {
            margin-bottom: 32px;
        }

        .service-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border-top: 2px solid var(--primary);
            height: 100%;
            transition: all 0.25s ease;
            margin-bottom: 24px;
        }

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

        .service-card:nth-child(even) {
            border-top-color: var(--accent);
        }

        .service-card .icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
        }

        .service-card:nth-child(even) .icon-wrap {
            background: var(--accent-light);
            color: var(--accent-dark);
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-body);
        }

        /* Sidebar */
        .sidebar {
            padding-left: 8px;
        }

        .sidebar-inner {
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
        }

        .sidebar-block {
            margin-bottom: 32px;
        }

        .sidebar-block:last-child {
            margin-bottom: 0;
        }

        .sidebar-block h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 16px;
            position: relative;
        }

        .sidebar-block h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -1px;
            width: 32px;
            height: 2px;
            background: var(--accent);
        }

        .sidebar-links li {
            margin-bottom: 4px;
        }

        .sidebar-links a {
            display: block;
            padding: 10px 12px;
            font-size: 14px;
            color: var(--text-body);
            border-radius: var(--radius-sm);
            transition: all 0.2s ease;
            border-left: 3px solid transparent;
        }

        .sidebar-links a:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-left-color: var(--primary);
        }

        .sidebar-cta {
            background: var(--primary);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            color: #fff;
        }

        .sidebar-cta h4 {
            font-size: 18px;
            font-weight: 600;
            border: none;
            padding: 0;
            margin-bottom: 8px;
            color: #fff;
        }

        .sidebar-cta h4::after {
            display: none;
        }

        .sidebar-cta p {
            font-size: 13px;
            opacity: 0.85;
            margin-bottom: 16px;
            line-height: 1.6;
        }

        .sidebar-cta .btn {
            font-size: 14px;
            padding: 10px 22px;
        }

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

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            font-size: 13px;
            border-radius: 999px;
            transition: all 0.2s ease;
        }

        .tag-outline {
            background: var(--white);
            color: var(--primary);
            border: 1px solid rgba(43, 92, 143, 0.2);
        }

        .tag-outline:hover {
            background: var(--primary);
            color: #fff;
        }

        .tag-hot {
            background: var(--accent-light);
            color: var(--accent-dark);
        }

        .tag-hot:hover {
            background: var(--accent);
            color: #fff;
        }

        /* Stats Band */
        .stats-band {
            background: linear-gradient(rgba(43, 92, 143, 0.9), rgba(43, 92, 143, 0.92)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            padding: 64px 0;
        }

        .stats-band .grid-x {
            align-items: center;
        }

        .stat-block {
            text-align: center;
            color: #fff;
            padding: 16px;
        }

        .stat-number {
            font-size: 48px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }

        /* Process */
        .process-section {
            padding: 72px 0;
            background: var(--white);
        }

        .process-step {
            text-align: center;
            padding: 24px;
            position: relative;
        }

        .process-step .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            position: relative;
            z-index: 2;
            border: 2px solid var(--white);
            box-shadow: 0 0 0 2px var(--primary);
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .process-step::before {
            content: "";
            position: absolute;
            top: 50%;
            left: -50%;
            width: 100%;
            height: 2px;
            background: var(--border);
            z-index: 1;
        }

        .process-step:first-child::before {
            display: none;
        }

        /* FAQ */
        .faq-section {
            padding: 72px 0;
            background: var(--bg);
        }

        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 22px 28px;
            margin-bottom: 12px;
            border-left: 3px solid transparent;
            transition: all 0.25s ease;
        }

        .faq-item.active {
            border-left-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }

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

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            user-select: none;
        }

        .faq-q .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 16px;
        }

        .faq-item.active .faq-q .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
        }

        .faq-item.active .faq-a {
            max-height: 300px;
            padding-top: 14px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--primary);
            padding: 72px 0;
        }

        .cta-left {
            color: #fff;
            padding-right: 40px;
        }

        .cta-left h2 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 16px;
            color: #fff;
        }

        .cta-left p {
            font-size: 16px;
            opacity: 0.85;
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-left .contact-lines p {
            font-size: 15px;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .cta-left .contact-lines i {
            color: var(--accent);
        }

        .cta-form-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
        }

        .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 select,
        .form-group textarea {
            width: 100%;
            height: 44px;
            border-radius: 6px;
            border: 1px solid #D3DDE5;
            padding: 0 14px;
            font-size: 15px;
            font-family: var(--font-family);
            color: var(--text);
            background: var(--white);
            transition: all 0.2s ease;
            appearance: none;
        }

        .form-group textarea {
            min-height: 120px;
            padding: 12px 14px;
            resize: vertical;
            line-height: 1.6;
        }

        .form-group select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%237E8FA3'%3E%3Cpath d='M7 10l5 5 5-5H7z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
            background-size: 20px;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(43, 92, 143, 0.15);
        }

        .form-group input.error,
        .form-group textarea.error {
            border-color: #C94F4F;
        }

        .form-error-msg {
            color: #C94F4F;
            font-size: 13px;
            margin-top: 4px;
            display: none;
        }

        .form-group.has-error .form-error-msg {
            display: block;
        }

        .form-success {
            background: #E7F4EA;
            color: #2D7A4D;
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 14px;
            text-align: center;
            margin-top: 14px;
            display: none;
        }

        .form-success.show {
            display: block;
        }

        /* Footer */
        .site-footer {
            background: #12263A;
            color: #A8B8C8;
            padding-top: 56px;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand .logo {
            color: #fff;
            font-size: 20px;
            margin-bottom: 14px;
        }

        .footer-brand .logo .logo-mark {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #8A9BAE;
            margin-bottom: 20px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: all 0.2s ease;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            padding-bottom: 8px;
            position: relative;
        }

        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
        }

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

        .footer-col ul a {
            color: #8A9BAE;
            font-size: 14px;
            transition: all 0.2s;
        }

        .footer-col ul a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact-col p {
            font-size: 14px;
            color: #8A9BAE;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact-col i {
            color: var(--accent);
            width: 18px;
        }

        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 18px 0;
            text-align: center;
            font-size: 13px;
            color: #6B7C8E;
        }

        /* Responsive */
        @media screen and (max-width: 1023px) {
            .main-nav {
                display: none;
            }

            .mega-trigger-wrap {
                display: none;
            }

            .header-btn {
                display: none;
            }

            .menu-toggle {
                display: block;
            }

            .header-nav-area {
                justify-content: flex-end;
            }

            .header-inner {
                gap: 12px;
            }

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

            .alt-row,
            .alt-row.reverse {
                flex-direction: column;
                gap: 24px;
            }

            .alt-img,
            .alt-text {
                flex: 0 0 100%;
                width: 100%;
            }

            .alt-img img {
                height: 240px;
            }

            .process-step::before {
                display: none;
            }

            .stats-band .stat-number {
                font-size: 36px;
            }
        }

        @media screen and (max-width: 767px) {
            .grid-container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .page-hero {
                padding: 48px 0 40px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .page-hero .hero-subtitle {
                font-size: 16px;
            }

            .hero-actions {
                flex-direction: column;
            }

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

            .section-title {
                font-size: 26px;
            }

            .alt-text h3 {
                font-size: 22px;
            }

            .alt-rows-wrap {
                gap: 48px;
            }

            .sidebar {
                padding-left: 0;
                margin-top: 40px;
            }

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

            .stat-block {
                padding: 12px;
            }

            .stat-number {
                font-size: 32px;
            }

            .cta-left {
                padding-right: 0;
            }

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

            .cta-left h2 {
                font-size: 28px;
            }

            .cta-form-card {
                padding: 24px;
            }

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

            .process-step {
                padding: 16px;
            }

            .faq-item {
                padding: 18px 20px;
            }
        }

        @media screen and (max-width: 520px) {
            .alt-img img {
                height: 200px;
            }

            .sidebar-inner {
                padding: 20px;
            }

            .stat-number {
                font-size: 28px;
            }

            .footer-brand .logo {
                font-size: 18px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #2B5C8F;
            --primary-dark: #244E78;
            --primary-deep: #1E4268;
            --primary-light: #E8EFF6;
            --accent: #C9974C;
            --accent-dark: #B8863B;
            --accent-light: #FBF3E7;
            --bg: #F5F8FB;
            --white: #FFFFFF;
            --border: #E4EAF0;
            --hover-bg: #F0F5FA;
            --text-main: #1A2B3C;
            --text-regular: #44566C;
            --text-muted: #7E8FA3;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow-card: 0 4px 16px rgba(43, 92, 143, 0.08);
            --shadow-hover: 0 10px 28px rgba(43, 92, 143, 0.14);
            --shadow-nav: 0 12px 32px rgba(26, 43, 60, 0.14);
            --spacing-desktop: 96px;
            --spacing-tablet: 72px;
            --spacing-mobile: 48px;
            --transition: 0.25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-regular);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            display: block;
        }
        ul,
        ol {
            list-style: none;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
            color: inherit;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: 16px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-main);
            line-height: 1.25;
            font-weight: 600;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--spacing-desktop) 0;
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }
        .section-head h2 {
            font-size: 36px;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
        }
        .grid-container {
            max-width: 1200px;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.4;
            cursor: pointer;
            border: 1px solid transparent;
            transition: all 0.2s ease;
            text-align: center;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(43, 92, 143, 0.22);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(43, 92, 143, 0.28);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 3px 8px rgba(43, 92, 143, 0.2);
        }
        .btn-outline {
            background: var(--white);
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--hover-bg);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }
        .btn-outline:active {
            background: var(--border);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 12px rgba(201, 151, 76, 0.25);
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201, 151, 76, 0.32);
        }
        .btn-accent:active {
            transform: translateY(0);
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 14px;
            border-radius: var(--radius-xs);
        }
        .btn:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* ========== Header / 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(26, 43, 60, 0.05);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .logo:hover {
            color: var(--primary);
        }
        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            font-size: 16px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
        }
        .main-nav>li {
            position: relative;
        }
        .main-nav>li>a {
            display: block;
            padding: 24px 16px 20px;
            font-size: 16px;
            color: var(--text-main);
            font-weight: 500;
            position: relative;
            transition: color var(--transition);
        }
        .main-nav>li>a::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 0;
            height: 2px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.25s ease;
        }
        .main-nav>li>a:hover {
            color: var(--primary);
        }
        .main-nav>li>a:hover::after {
            transform: scaleX(1);
        }
        .main-nav>li>a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .main-nav>li>a.active::after {
            transform: scaleX(1);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .mega-trigger-wrap {
            position: relative;
        }
        .mega-trigger {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            background: transparent;
            transition: all var(--transition);
        }
        .mega-trigger:hover,
        .mega-trigger.open {
            background: var(--hover-bg);
            color: var(--primary);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 14px);
            right: 0;
            width: 660px;
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-nav);
            padding: 24px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(8px);
            transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
            z-index: 90;
            border: 1px solid var(--border);
        }
        .mega-trigger-wrap:hover .mega-panel,
        .mega-trigger.open+.mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .mega-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }
        .mega-col h4 {
            font-size: 14px;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.6px;
            margin-top: 0;
            margin-bottom: 14px;
            border-bottom: 1px solid var(--border);
            padding-bottom: 8px;
        }
        .mega-col .mega-link {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            color: var(--text-main);
            font-size: 15px;
            font-weight: 500;
            margin-bottom: 4px;
            transition: all 0.2s;
        }
        .mega-col .mega-link i {
            color: var(--primary);
            width: 20px;
            text-align: center;
        }
        .mega-col .mega-link:hover {
            background: var(--primary-light);
            color: var(--primary);
            transform: translateX(2px);
        }
        .mega-col .mega-text {
            display: block;
            padding: 9px 12px;
            border-radius: var(--radius-sm);
            color: var(--text-regular);
            font-size: 14px;
            margin-bottom: 2px;
            transition: all 0.2s;
        }
        .mega-col .mega-text:hover {
            background: var(--hover-bg);
            color: var(--primary);
        }
        .mega-cta-col {
            background: var(--primary-light);
            border-radius: var(--radius-sm);
            padding: 20px 18px;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            justify-content: center;
        }
        .mega-cta-col h4 {
            border-bottom: none;
            padding-bottom: 0;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .mega-cta-col p {
            font-size: 14px;
            color: var(--text-regular);
            margin-bottom: 14px;
            line-height: 1.6;
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-xs);
            align-items: center;
            justify-content: center;
            font-size: 20px;
            background: var(--hover-bg);
            color: var(--primary);
        }
        .header-cta {
            white-space: nowrap;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 200;
            padding: 24px;
            box-shadow: -6px 0 24px rgba(26, 43, 60, 0.16);
            overflow-y: auto;
            transition: transform 0.3s ease;
            transform: translateX(100%);
        }
        .mobile-menu.open {
            transform: translateX(0);
        }
        .mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
        }
        .mobile-menu-header .logo {
            font-size: 18px;
        }
        .mobile-close {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-xs);
            background: var(--hover-bg);
            color: var(--text-main);
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .mobile-menu ul li a {
            display: block;
            padding: 14px 12px;
            border-radius: var(--radius-sm);
            color: var(--text-main);
            font-size: 16px;
            font-weight: 500;
            margin-bottom: 4px;
            border-left: 3px solid transparent;
            transition: all 0.2s;
        }
        .mobile-menu ul li a:hover,
        .mobile-menu ul li a.active {
            background: var(--hover-bg);
            color: var(--primary);
            border-left-color: var(--primary);
        }
        .mobile-menu-backdrop {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(26, 43, 60, 0.45);
            z-index: 150;
            opacity: 0;
            transition: opacity 0.3s;
        }
        .mobile-menu-backdrop.open {
            display: block;
            opacity: 1;
        }

        /* ========== Page Hero ========== */
        .page-hero {
            position: relative;
            padding: 72px 0 88px;
            background: linear-gradient(140deg, #F0F5FA 0%, #E4ECF4 60%, #DEE8F1 100%);
            overflow: hidden;
            border-bottom: 1px solid var(--border);
        }
        .page-hero .bg-img {
            position: absolute;
            top: 0;
            right: 0;
            width: 60%;
            height: 100%;
            object-fit: cover;
            opacity: 0.2;
            z-index: 0;
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            margin-bottom: 20px;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 14px;
            color: var(--text-muted);
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb li+li::before {
            content: '/';
            color: #BCCAD8;
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--text-regular);
            font-weight: 500;
        }
        .page-hero h1 {
            font-size: 46px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-hero .hero-subtitle {
            font-size: 18px;
            color: var(--text-regular);
            max-width: 640px;
            margin-bottom: 28px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-metric-bar {
            display: flex;
            gap: 20px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .hero-metric {
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--white);
            border-radius: var(--radius-sm);
            padding: 12px 20px;
            box-shadow: var(--shadow-card);
            font-size: 14px;
            color: var(--text-main);
        }
        .hero-metric i {
            color: var(--accent);
            font-size: 18px;
        }
        .hero-metric strong {
            color: var(--primary);
            font-size: 20px;
            font-weight: 700;
        }

        /* ========== Feature Section ========== */
        .feature-section {
            background: var(--bg);
            padding: var(--spacing-desktop) 0;
        }
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .feature-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            border-top: 3px solid var(--primary);
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .feature-card .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 18px;
            background: var(--primary-light);
            color: var(--primary);
        }
        .feature-card:nth-child(2) .feature-icon {
            background: var(--accent-light);
            color: var(--accent);
        }
        .feature-card h3 {
            font-size: 20px;
            margin-bottom: 10px;
            color: var(--text-main);
        }
        .feature-card p {
            font-size: 15px;
            color: var(--text-regular);
            line-height: 1.7;
            margin-bottom: 0;
            flex-grow: 1;
        }
        .feature-card .feature-link {
            margin-top: 16px;
            color: var(--primary);
            font-weight: 500;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .feature-card .feature-link i {
            transition: transform 0.2s;
            font-size: 13px;
        }
        .feature-card .feature-link:hover i {
            transform: translateX(4px);
        }

        /* ========== Process Section ========== */
        .process-section {
            background: var(--white);
            padding: var(--spacing-desktop) 0;
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-item {
            text-align: center;
            padding: 32px 20px;
            border-radius: var(--radius-md);
            background: var(--bg);
            border: 1px solid var(--border);
            transition: all 0.3s ease;
        }
        .process-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
        }
        .process-num {
            font-size: 42px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1;
            margin-bottom: 16px;
            opacity: 0.8;
        }
        .process-item h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--text-main);
        }
        .process-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }
        .process-grid .process-item:nth-child(2) .process-num {
            color: var(--accent);
        }
        .process-grid .process-item:nth-child(4) .process-num {
            color: var(--accent);
        }

        /* ========== FAQ Card Section ========== */
        .faqcard-section {
            background: var(--bg);
            padding: var(--spacing-desktop) 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .faq-card-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .faq-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px 28px 24px;
            box-shadow: var(--shadow-card);
            border-top: 3px solid transparent;
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
        }
        .faq-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-top-color: var(--primary);
        }
        .faq-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }
        .faq-card h3::before {
            content: '';
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            margin-top: 3px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
        }
        .faq-card h3::after {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 14px;
            color: var(--accent);
            flex-shrink: 0;
            margin-left: auto;
        }
        .faq-card p {
            font-size: 15px;
            color: var(--text-regular);
            line-height: 1.7;
            margin-bottom: 14px;
            flex-grow: 1;
        }
        .faq-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            border-top: 1px solid var(--border);
            padding-top: 12px;
            transition: color 0.2s;
        }
        .faq-card .card-link i {
            font-size: 12px;
            transition: transform 0.2s;
        }
        .faq-card .card-link:hover {
            color: var(--accent);
        }
        .faq-card .card-link:hover i {
            transform: translateX(4px);
        }

        /* ========== Sidebar ========== */
        .sidebar {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
            position: sticky;
            top: 96px;
        }
        .sidebar-block {
            margin-bottom: 28px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-block:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        .sidebar-block h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 14px;
            position: relative;
            padding-left: 12px;
        }
        .sidebar-block h3::before {
            content: '';
            position: absolute;
            left: 0;
            top: 5px;
            bottom: 5px;
            width: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .sidebar-links li a {
            display: block;
            padding: 10px 12px;
            border-radius: var(--radius-xs);
            font-size: 15px;
            color: var(--text-regular);
            transition: all 0.2s;
            position: relative;
            border-left: 3px solid transparent;
        }
        .sidebar-links li a:hover {
            background: var(--hover-bg);
            color: var(--primary);
            border-left-color: var(--primary);
            padding-left: 16px;
        }
        .sidebar-links li a i {
            margin-right: 8px;
            color: var(--primary);
            opacity: 0.7;
            font-size: 13px;
        }
        .sidebar-cta {
            background: var(--primary);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            color: #fff;
            text-align: center;
            margin-bottom: 24px;
        }
        .sidebar-cta h4 {
            color: #fff;
            font-size: 20px;
            margin-bottom: 8px;
        }
        .sidebar-cta p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            margin-bottom: 16px;
        }
        .sidebar-cta .btn {
            width: 100%;
        }
        .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 500;
            transition: all 0.2s;
        }
        .tag-hot {
            background: var(--accent-light);
            color: var(--accent);
            border: 1px solid rgba(201, 151, 76, 0.2);
        }
        .tag-hot:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-1px);
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background: var(--primary);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-left {
            flex: 1;
            min-width: 280px;
        }
        .cta-left h2 {
            color: #fff;
            font-size: 32px;
            margin-bottom: 10px;
        }
        .cta-left p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            margin-bottom: 0;
        }
        .cta-right {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .cta-right .btn-accent {
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
        }
        .cta-phone {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
        }
        .cta-phone i {
            font-size: 20px;
            color: var(--accent);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #12263A;
            color: #A8B8C8;
            padding: 64px 0 0;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #fff;
            font-size: 20px;
            margin-bottom: 16px;
        }
        .footer-brand .logo .logo-mark {
            background: var(--accent);
            color: #fff;
        }
        .footer-brand p {
            line-height: 1.7;
            margin-bottom: 18px;
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #A8B8C8;
            transition: all 0.25s;
        }
        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #A8B8C8;
            transition: color 0.2s;
        }
        .footer-col ul li a:hover {
            color: #fff;
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        .footer-contact-col p {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            color: #A8B8C8;
        }
        .footer-contact-col p i {
            color: var(--accent);
            width: 18px;
        }
        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .mega-trigger-wrap {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .header-cta {
                display: none;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px;
            }
            .sidebar {
                position: static;
                margin-top: 32px;
            }
        }
        @media (max-width: 767px) {
            .section {
                padding: var(--spacing-mobile) 0;
            }
            .section-head {
                margin-bottom: 32px;
            }
            .section-head h2 {
                font-size: 28px;
            }
            .page-hero {
                padding: 48px 0 56px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .page-hero .hero-subtitle {
                font-size: 16px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .process-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .process-item {
                padding: 24px 14px;
            }
            .process-num {
                font-size: 32px;
            }
            .faq-card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .cta-inner {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
            .cta-right {
                justify-content: center;
                flex-direction: column;
                width: 100%;
            }
            .cta-right .btn {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .mega-panel {
                display: none;
            }
            .hero-metric-bar {
                flex-wrap: wrap;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                height: 64px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-mark {
                width: 30px;
                height: 30px;
                font-size: 14px;
                border-radius: 8px;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .faq-card {
                padding: 22px 18px;
            }
            .faq-card h3 {
                font-size: 16px;
            }
            .sidebar {
                padding: 18px;
            }
            .cta-left h2 {
                font-size: 26px;
            }
        }