/* roulang page: index */
:root{
  --primary:#6d28d9;
  --primary-dark:#5b21b6;
  --primary-light:#ede9fe;
  --accent:#f59e0b;
  --accent-dark:#d97706;
  --dark-bg:#0f172a;
  --dark-bg-2:#1e293b;
  --light-bg:#f8fafc;
  --white:#ffffff;
  --text-main:#1e293b;
  --text-muted:#64748b;
  --text-light:#94a3b8;
  --border:#e2e8f0;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 4px 24px rgba(15,23,42,.08);
  --shadow-lg:0 16px 48px rgba(15,23,42,.14);
  --transition:all .3s 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","Helvetica Neue",Arial,sans-serif;color:var(--text-main);background:var(--light-bg);line-height:1.7;font-size:16px;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit;transition:var(--transition)}
a:hover{color:var(--primary)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
button,input,textarea{font-family:inherit;font-size:inherit;outline:none;border:none}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px}
.grid-margin-x>.cell{margin-bottom:0}

/* Header — 双层导航 */
.site-header{background:var(--dark-bg);position:sticky;top:0;z-index:1000;box-shadow:0 4px 24px rgba(0,0,0,.2)}
.header-top{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:700;color:var(--white);letter-spacing:.5px;transition:var(--transition)}
.brand-logo:hover{color:var(--accent)}
.brand-logo i{font-size:1.6rem;color:var(--accent);background:linear-gradient(135deg,var(--accent),#fbbf24);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.header-search{display:flex;align-items:center;background:rgba(255,255,255,.08);border-radius:50px;padding:4px 6px;border:1px solid rgba(255,255,255,.1)}
.header-search input{background:transparent;border:none;color:var(--white);width:180px;font-size:.9rem;padding:6px 10px}
.header-search input::placeholder{color:var(--text-light)}
.header-search button{background:var(--accent);border-radius:50px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;color:var(--dark-bg);cursor:pointer;transition:var(--transition);flex-shrink:0}
.header-search button:hover{background:#fbbf24}
.btn-header{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--white) !important;border-radius:50px;padding:8px 22px;font-weight:600;font-size:.9rem;transition:var(--transition)}
.btn-header:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(245,158,11,.35)}
.header-nav{padding:0}
.nav-tabs{display:flex;gap:4px;overflow-x:auto;padding:10px 0;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.nav-tabs::-webkit-scrollbar{display:none}
.nav-tabs .nav-link{padding:8px 24px;border-radius:50px;color:var(--text-light);font-weight:500;font-size:.95rem;white-space:nowrap;border:2px solid transparent;transition:var(--transition)}
.nav-tabs .nav-link:hover{color:var(--white);background:rgba(255,255,255,.08)}
.nav-tabs .nav-link.active{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--white);box-shadow:0 4px 16px rgba(109,40,217,.35)}
.nav-tabs .nav-link.active:hover{transform:translateY(-1px)}

/* Hero */
.hero-section{position:relative;background-size:cover;background-position:center;padding:120px 0;color:var(--white);overflow:hidden}
.hero-section::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(2,6,23,.86) 0%,rgba(15,23,42,.72) 50%,rgba(109,40,217,.35) 100%)}
.hero-content{position:relative;z-index:2;max-width:720px}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(245,158,11,.15);border:1px solid rgba(245,158,11,.35);color:var(--accent);border-radius:50px;padding:6px 18px;font-size:.85rem;font-weight:600;margin-bottom:24px;backdrop-filter:blur(8px)}
.hero-badge i{font-size:.9rem}
.hero-section h1{font-size:3.2rem;font-weight:800;line-height:1.15;margin-bottom:20px;letter-spacing:1px}
.hero-section h1 span{background:linear-gradient(135deg,var(--accent),#fbbf24);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero-section p{font-size:1.1rem;color:rgba(255,255,255,.85);margin-bottom:36px;max-width:560px;line-height:1.8}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:var(--white) !important;padding:14px 36px;border-radius:50px;font-weight:600;font-size:1rem;display:inline-flex;align-items:center;gap:8px;box-shadow:0 8px 32px rgba(245,158,11,.3);transition:var(--transition)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 40px rgba(245,158,11,.42)}
.btn-primary i{font-size:1rem}
.btn-outline{border:2px solid rgba(255,255,255,.3);color:var(--white) !important;padding:12px 32px;border-radius:50px;font-weight:600;font-size:1rem;transition:var(--transition)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent) !important;transform:translateY(-3px)}
.hero-metrics{display:flex;gap:32px;margin-top:48px;flex-wrap:wrap}
.hero-metric span{display:block;font-size:1.6rem;font-weight:700;color:var(--white)}
.hero-metric small{color:rgba(255,255,255,.6);font-size:.85rem}

/* Section通用 */
.section{padding:90px 0}
.section-label{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:600;font-size:.9rem;text-transform:uppercase;letter-spacing:2px;margin-bottom:12px}
.section-label::before{content:"";width:24px;height:2px;background:var(--primary);border-radius:2px}
.section-title{font-size:2.2rem;font-weight:700;line-height:1.25;margin-bottom:16px;color:var(--text-main)}
.section-desc{color:var(--text-muted);font-size:1.05rem;margin-bottom:40px;max-width:680px;line-height:1.8}

/* 平台简介 */
.intro-section{background:var(--white);padding:90px 0}
.intro-content .section-title{font-size:2rem}
.intro-text{color:var(--text-muted);font-size:1rem;line-height:1.9;margin-bottom:20px}
.intro-list{margin-top:24px}
.intro-list li{display:flex;align-items:flex-start;gap:12px;padding:10px 0;color:var(--text-main)}
.intro-list li i{color:var(--primary);font-size:1.1rem;margin-top:4px;background:var(--primary-light);width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.intro-image{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);height:100%;min-height:320px}
.intro-image img{width:100%;height:100%;object-fit:cover}
.intro-image::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(109,40,217,.08),rgba(245,158,11,.08))}

/* 分类卡片 */
.category-section{background:var(--light-bg);padding:90px 0}
.category-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);height:100%;display:flex;flex-direction:column}
.category-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.category-card .card-media{position:relative;overflow:hidden;height:180px}
.category-card .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.category-card:hover .card-media img{transform:scale(1.06)}
.category-card .card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(15,23,42,.35),transparent)}
.category-card .card-body{padding:24px;flex:1}
.category-card .card-tag{display:inline-block;background:var(--primary-light);color:var(--primary);border-radius:6px;padding:4px 12px;font-size:.8rem;font-weight:600;margin-bottom:14px}
.category-card h3{font-size:1.2rem;font-weight:700;margin-bottom:10px;color:var(--text-main)}
.category-card p{color:var(--text-muted);font-size:.92rem;line-height:1.7;margin-bottom:16px}
.card-link{color:var(--primary);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}
.card-link i{transition:transform .3s}
.card-link:hover i{transform:translateX(4px)}

/* 最新资讯（CMS列表） */
.latest-section{background:var(--white);padding:90px 0}
.latest-list{display:flex;flex-direction:column;gap:12px}
.latest-item{display:flex;align-items:center;gap:16px;background:var(--light-bg);border-radius:var(--radius-sm);padding:18px 24px;border:1px solid var(--border);transition:var(--transition)}
.latest-item:hover{background:var(--primary-light);border-color:var(--primary);box-shadow:var(--shadow)}
.latest-item .item-category{background:var(--primary);color:var(--white);border-radius:6px;padding:4px 12px;font-size:.8rem;font-weight:600;white-space:nowrap}
.latest-item .item-title{flex:1;font-weight:600;color:var(--text-main);font-size:1rem}
.latest-item .item-date{color:var(--text-muted);font-size:.85rem;white-space:nowrap}
.latest-empty{text-align:center;padding:40px;color:var(--text-muted);font-size:1rem;background:var(--light-bg);border-radius:var(--radius)}

/* 数据统计 */
.stats-section{background:var(--dark-bg);padding:90px 0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;position:relative}
.stats-section::before{content:"";position:absolute;inset:0;background:rgba(15,23,42,.88)}
.stats-section .grid-container{position:relative;z-index:2}
.stats-section .section-title{color:var(--white)}
.stats-section .section-desc{color:rgba(255,255,255,.7)}
.stat-item{text-align:center;padding:36px 20px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);transition:var(--transition);height:100%}
.stat-item:hover{background:rgba(255,255,255,.1);transform:translateY(-6px)}
.stat-icon{font-size:2rem;color:var(--accent);margin-bottom:16px}
.stat-number{display:block;font-size:2.4rem;font-weight:800;color:var(--white);line-height:1.2}
.stat-label{color:rgba(255,255,255,.65);font-size:.9rem;margin-top:8px;display:block}

/* 特色功能 */
.features-section{background:var(--light-bg);padding:90px 0}
.feature-row{display:flex;align-items:center;gap:48px;margin-bottom:64px}
.feature-row:nth-child(even){flex-direction:row-reverse}
.feature-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);flex:1;height:300px}
.feature-image img{width:100%;height:100%;object-fit:cover}
.feature-content{flex:1}
.feature-content .feature-icon{width:52px;height:52px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:18px}
.feature-content h3{font-size:1.5rem;font-weight:700;margin-bottom:12px;color:var(--text-main)}
.feature-content p{color:var(--text-muted);line-height:1.8;margin-bottom:16px}
.feature-points li{display:flex;align-items:center;gap:8px;padding:6px 0;color:var(--text-main);font-size:.95rem}
.feature-points li i{color:var(--accent);font-size:.9rem}

/* FAQ */
.faq-section{background:var(--white);padding:90px 0}
.accordion{border:none}
.accordion-item{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:12px;overflow:hidden;background:var(--white);transition:var(--transition)}
.accordion-item:hover{border-color:var(--primary)}
.accordion-item.is-active{border-color:var(--primary);box-shadow:var(--shadow)}
.accordion-title{background:var(--light-bg);padding:18px 24px;font-size:1rem;font-weight:600;color:var(--text-main);border:none;transition:var(--transition);display:flex;justify-content:space-between;align-items:center}
.accordion-title::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--primary);transition:transform .3s}
.accordion-item.is-active .accordion-title::after{transform:rotate(180deg)}
.accordion-content{background:var(--white);padding:20px 24px;color:var(--text-muted);line-height:1.8;font-size:.95rem}
.accordion-content p{margin-bottom:0}

/* CTA */
.cta-section{background:linear-gradient(135deg,var(--primary),var(--primary-dark));padding:70px 0;text-align:center}
.cta-section h2{color:var(--white);font-size:2rem;font-weight:700;margin-bottom:16px}
.cta-section p{color:rgba(255,255,255,.85);max-width:600px;margin:0 auto 32px;font-size:1.05rem}
.btn-light{background:var(--white);color:var(--primary) !important;border-radius:50px;padding:14px 40px;font-weight:700;font-size:1rem;display:inline-flex;align-items:center;gap:8px;box-shadow:0 8px 32px rgba(0,0,0,.15);transition:var(--transition)}
.btn-light:hover{transform:translateY(-3px);box-shadow:0 12px 40px rgba(0,0,0,.25)}
.btn-light i{font-size:1rem}

/* Footer */
.site-footer{background:var(--dark-bg);color:rgba(255,255,255,.7)}
.footer-main{padding:60px 0 40px}
.footer-logo{display:inline-flex;align-items:center;gap:10px;font-size:1.2rem;font-weight:700;color:var(--white);margin-bottom:16px}
.footer-logo i{color:var(--accent);font-size:1.5rem}
.footer-desc{font-size:.92rem;line-height:1.8;color:rgba(255,255,255,.55);margin-bottom:20px}
.site-footer h5{color:var(--white);font-size:1rem;font-weight:600;margin-bottom:18px;letter-spacing:1px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.6);font-size:.92rem;transition:var(--transition);display:inline-flex;align-items:center;gap:6px}
.footer-links a:hover{color:var(--accent);padding-left:4px}
.footer-links a::before{content:"\f105";font-family:"Font Awesome 6 Free";font-weight:900;font-size:.8rem;color:var(--accent)}
.footer-contact li{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-size:.92rem;color:rgba(255,255,255,.6)}
.footer-contact i{color:var(--accent);width:20px;text-align:center}
.footer-bottom{padding:20px 0;border-top:1px solid rgba(255,255,255,.06);text-align:center;font-size:.85rem;color:rgba(255,255,255,.45)}

/* 文章页 */
.article-hero{background:var(--dark-bg);padding:60px 0;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center;position:relative;color:var(--white)}
.article-hero::before{content:"";position:absolute;inset:0;background:rgba(15,23,42,.78)}
.article-hero .grid-container{position:relative;z-index:2;max-width:860px}
.article-category{display:inline-block;background:var(--accent);color:var(--dark-bg);border-radius:6px;padding:4px 14px;font-size:.82rem;font-weight:700;margin-bottom:18px}
.article-hero h1{font-size:2.2rem;font-weight:800;line-height:1.3;margin-bottom:22px;color:var(--white)}
.article-meta{display:flex;gap:24px;font-size:.88rem;color:rgba(255,255,255,.65);flex-wrap:wrap}
.article-meta i{margin-right:6px;color:var(--accent)}
.article-body-section{padding:60px 0 80px}
.article-body{max-width:860px;margin:0 auto;background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:48px;font-size:1rem;line-height:1.9;color:var(--text-main)}
.article-body p{margin-bottom:20px}
.article-body h2,.article-body h3{margin:30px 0 14px;color:var(--text-main);font-weight:700}
.article-body ul{margin:0 0 20px;padding-left:20px}
.article-body ul li{list-style:disc;margin-bottom:8px}
.article-empty{text-align:center;padding:60px 0;background:var(--white);border-radius:var(--radius_border_radius,var(--radius));box-shadow:var(--shadow)}
.article-empty h2{font-size:1.8rem;color:var(--text-main);margin-bottom:16px}
.article-empty p{color:var(--text-muted);margin-bottom:24px}
.related-section{background:var(--light-bg);padding:80px 0}
.related-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);height:100%}
.related-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.related-card .card-media{height:160px;overflow:hidden;position:relative}
.related-card .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.related-card:hover .card-media img{transform:scale(1.06)}
.related-card .card-body{padding:20px}
.related-card h3{font-size:1rem;font-weight:700;line-height:1.5;color:var(--text-main)}
.related-card p{color:var(--text-muted);font-size:.85rem;margin-top:8px}

/* 分类页 */
.category-hero{background:var(--dark-bg);padding:80px 0;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;position:relative;color:var(--white)}
.category-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(2,6,23,.85),rgba(109,40,217,.5))}
.category-hero .grid-container{position:relative;z-index:2;max-width:860px}
.category-hero h1{font-size:2.4rem;font-weight:800;margin-bottom:20px}
.category-hero p{font-size:1.05rem;color:rgba(255,255,255,.8);line-height:1.8}
.guide-intro{background:var(--white);padding:80px 0}
.guide-steps{display:flex;gap:24px;margin-top:40px;flex-wrap:wrap}
.step-item{flex:1;min-width:200px;background:var(--light-bg);border-radius:var(--radius);padding:32px 24px;text-align:center;border:1px solid var(--border);transition:var(--transition)}
.step-item:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--primary)}
.step-num{width:44px;height:44px;border-radius:50%;background:var(--primary);color:var(--white);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;margin:0 auto 16px}
.step-item h4{font-size:1.05rem;font-weight:700;margin-bottom:10px}
.step-item p{color:var(--text-muted);font-size:.88rem;line-height:1.7}
.guide-articles{background:var(--light-bg);padding:80px 0}
.article-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition);height:100%;display:flex;flex-direction:column}
.article-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.article-card .card-media{position:relative;height:190px;overflow:hidden}
.article-card .card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.article-card:hover .card-media img{transform:scale(1.06)}
.article-card .card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(15,23,42,.4),transparent)}
.article-card .card-body{padding:24px;flex:1;display:flex;flex-direction:column}
.article-card .card-body .cat-tags{display:flex;gap:8px;margin-bottom:12px}
.article-card .card-body .cat-tags span{background:var(--accent);color:var(--dark-bg);font-size:.75rem;font-weight:600;padding:2px 10px;border-radius:6px}
.article-card h3{font-size:1.1rem;font-weight:700;line-height:1.5;margin-bottom:10px;color:var(--text-main)}
.article-card p{color:var(--text-muted);font-size:.9rem;line-height:1.7;flex:1}
.article-card .read-more{margin-top:16px;color:var(--primary);font-weight:600;font-size:.88rem;display:inline-flex;align-items:center;gap:6px}
.article-card .read-more i{transition:transform .3s}
.article-card .read-more:hover i{transform:translateX(4px)}

/* 响应式 */
@media screen and (max-width:1024px){
  .hero-section h1{font-size:2.6rem}
  .section-title{font-size:1.9rem}
  .feature-row{flex-direction:column;gap:24px}
  .feature-row:nth-child(even){flex-direction:column}
  .feature-image{width:100%;height:250px}
}
@media screen and (max-width:768px){
  .header-search{display:none}
  .hero-section{padding:80px 0}
  .hero-section h1{font-size:2rem}
  .hero-section p{font-size:1rem}
  .hero-metrics{gap:20px}
  .hero-metric span{font-size:1.2rem}
  .section{padding:60px 0}
  .latest-item{flex-direction:column;align-items:flex-start;gap:10px}
  .latest-item .item-date{margin-left:0}
  .stat-item{margin-bottom:16px}
  .footer-main{padding:40px 0 20px}
  .site-footer h5{margin-bottom:14px;margin-top:24px}
}
@media screen and (max-width:520px){
  .brand-logo span{font-size:1rem}
  .brand-logo i{font-size:1.2rem}
  .hero-section h1{font-size:1.7rem}
  .btn-primary,.btn-outline{width:100%;justify-content:center}
  .hero-actions{flex-direction:column;width:100%}
  .section-title{font-size:1.6rem}
  .article-hero h1{font-size:1.6rem}
  .article-body{padding:24px}
  .cta-section h2{font-size:1.4rem}
}

/* roulang page: article */
:root {
  --primary: #16181d;
  --primary-light: #2a2e35;
  --secondary: #c9a227;
  --secondary-light: #e0bd4a;
  --accent: #e85d3f;
  --bg: #f5f4f0;
  --bg-deep: #16181d;
  --bg-soft: #f0efe9;
  --card-bg: #ffffff;
  --text: #1a1c1e;
  --text-light: #5c6166;
  --text-muted: #8a8f94;
  --border: #e5e3de;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(22,24,29,0.07);
  --shadow-lg: 0 24px 60px rgba(22,24,29,0.14);
  --transition: all 0.3s ease;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:var(--transition)}
a:hover{color:var(--secondary)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.text-center{text-align:center}
.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:24px}.mb-4{margin-bottom:32px}.mb-5{margin-bottom:48px}

/* ===== Header ===== */
.site-header{background:#fff;box-shadow:0 2px 24px rgba(22,24,29,0.06);position:sticky;top:0;z-index:1000}
.header-top{border-bottom:1px solid var(--border);padding:12px 0}
.brand-logo{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:var(--primary);letter-spacing:-0.5px}
.brand-logo i{color:var(--secondary);font-size:28px;transform:rotate(-8deg)}
.brand-logo:hover{color:var(--primary)}
.header-search{display:flex;align-items:center;background:var(--bg-soft);border-radius:40px;padding:4px 6px 4px 18px;width:280px;border:1px solid transparent;transition:var(--transition)}
.header-search:focus-within{border-color:var(--secondary);background:#fff;box-shadow:0 0 0 4px rgba(201,162,39,0.12)}
.header-search input{border:none;background:transparent;outline:none;flex:1;font-size:14px;color:var(--text)}
.header-search input::placeholder{color:var(--text-muted)}
.header-search button{width:36px;height:36px;border:none;background:var(--secondary);color:#fff;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.header-search button:hover{background:var(--primary);transform:scale(1.05)}
.btn-header{background:var(--primary);color:#fff;padding:10px 26px;border-radius:40px;font-size:14px;font-weight:600;display:inline-block;transition:var(--transition)}
.btn-header:hover{background:var(--secondary);color:#fff;transform:translateY(-2px);box-shadow:0 8px 24px rgba(201,162,39,0.4)}
.header-nav{background:var(--primary)}
.nav-tabs{display:flex;gap:0;margin:0;padding:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.nav-tabs::-webkit-scrollbar{display:none}
.nav-tabs li{flex-shrink:0}
.nav-link{display:block;padding:14px 24px;color:rgba(255,255,255,0.72);font-size:15px;font-weight:500;position:relative;transition:var(--transition);white-space:nowrap}
.nav-link:hover{color:#fff;background:rgba(255,255,255,0.08)}
.nav-link.active{color:#fff;font-weight:600}
.nav-link.active::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:30px;height:3px;background:var(--secondary);border-radius:3px 3px 0 0}
.nav-link i{margin-right:6px;font-size:14px;opacity:0.7}

/* ===== Article Hero Banner ===== */
.article-banner{position:relative;padding:70px 0 60px;background-size:cover;background-position:center;color:#fff}
.article-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(22,24,29,0.94) 0%,rgba(22,24,29,0.80) 45%,rgba(201,162,39,0.32) 100%)}
.article-banner .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,0.65);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,0.65);transition:var(--transition)}
.breadcrumb a:hover{color:var(--secondary-light)}
.breadcrumb .sep{opacity:0.4}
.breadcrumb .current{color:#fff}
.article-banner h1{font-size:38px;font-weight:800;line-height:1.3;margin-bottom:16px;max-width:900px;letter-spacing:-0.5px;text-shadow:0 2px 20px rgba(0,0,0,0.2)}
.article-banner .article-hero-meta{display:flex;align-items:center;gap:20px;flex-wrap:wrap;font-size:14px;color:rgba(255,255,255,0.8)}
.article-banner .article-hero-meta .meta-item{display:flex;align-items:center;gap:6px}
.article-banner .article-hero-meta i{color:var(--secondary-light)}
.badge-cat{display:inline-flex;align-items:center;gap:5px;background:rgba(201,162,39,0.2);border:1px solid rgba(201,162,39,0.4);color:var(--secondary-light);padding:4px 14px;border-radius:30px;font-size:13px;font-weight:600}

/* ===== Article Main ===== */
.article-main{padding:60px 0 70px}
.article-layout{display:flex;gap:48px}
.article-content-col{flex:1;min-width:0}
.article-sidebar-col{width:340px;flex-shrink:0}
.article-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:48px 52px;border:1px solid rgba(229,227,222,0.6)}
.article-body-content{font-size:16px;line-height:1.95;color:#2d3238}
.article-body-content p{margin-bottom:1.5em}
.article-body-content h2{font-size:26px;font-weight:700;color:var(--primary);margin:2em 0 0.8em;padding-left:18px;border-left:4px solid var(--secondary);line-height:1.4}
.article-body-content h3{font-size:20px;font-weight:700;color:var(--primary);margin:1.8em 0 0.7em}
.article-body-content h4{font-size:17px;font-weight:700;color:var(--primary);margin:1.5em 0 0.5em}
.article-body-content img{border-radius:var(--radius);box-shadow:var(--shadow);margin:1.6em auto}
.article-body-content blockquote{background:var(--bg-soft);border-left:4px solid var(--secondary);padding:18px 24px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--text-light);margin:1.6em 0}
.article-body-content ul,.article-body-content ol{margin:1em 0 1.6em 1.6em}
.article-body-content ul{list-style:disc}
.article-body-content ol{list-style:decimal}
.article-body-content li{margin-bottom:0.6em}
.article-body-content a{color:var(--secondary);font-weight:600;border-bottom:1px solid rgba(201,162,39,0.3)}
.article-body-content a:hover{border-color:var(--secondary)}
.article-body-content table{width:100%;border-collapse:collapse;margin:1.6em 0;border-radius:var(--radius-sm);overflow:hidden}
.article-body-content table th{background:var(--primary);color:#fff;padding:12px 16px;font-weight:600;text-align:left}
.article-body-content table td{padding:10px 16px;border-bottom:1px solid var(--border)}
.article-body-content table tr:nth-child(even){background:var(--bg-soft)}
.article-body-content iframe{border-radius:var(--radius);max-width:100%}
.article-tags{margin-top:36px;padding-top:24px;border-top:1px solid var(--border);display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.article-tags .tag{display:inline-flex;align-items:center;gap:6px;background:var(--bg-soft);padding:6px 16px;border-radius:30px;font-size:13px;font-weight:500;color:var(--text-light);transition:var(--transition)}
.article-tags .tag:hover{background:var(--secondary);color:#fff}
.article-tags .tag i{font-size:12px}

/* ===== Article Not Found ===== */
.article-not-found{text-align:center;padding:60px 20px}
.article-not-found i{font-size:64px;color:var(--border);margin-bottom:20px;display:inline-block}
.article-not-found h2{font-size:30px;font-weight:800;color:var(--primary);margin-bottom:12px}
.article-not-found p{color:var(--text-muted);margin-bottom:28px;max-width:400px;margin-left:auto;margin-right:auto}
.btn-back-home{display:inline-block;background:var(--secondary);color:#fff;padding:12px 32px;border-radius:40px;font-size:15px;font-weight:600;transition:var(--transition)}
.btn-back-home:hover{background:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-back-home i{margin-right:8px}

/* ===== Sidebar ===== */
.sidebar-widget{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;margin-bottom:28px;border:1px solid rgba(229,227,222,0.6)}
.sidebar-widget-title{font-size:17px;font-weight:700;color:var(--primary);margin-bottom:18px;padding-bottom:12px;border-bottom:2px solid var(--bg-soft);display:flex;align-items:center;gap:8px}
.sidebar-widget-title i{color:var(--secondary);font-size:15px}
.sidebar-list li{margin-bottom:2px}
.sidebar-list li a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);color:var(--text-light);font-size:14px;transition:var(--transition)}
.sidebar-list li a:hover{background:var(--bg-soft);color:var(--primary);padding-left:18px}
.sidebar-list li a i{font-size:13px;color:var(--secondary)}
.sidebar-hot-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid rgba(229,227,222,0.5);align-items:center}
.sidebar-hot-item:last-child{border-bottom:none;padding-bottom:0}
.sidebar-hot-item:first-child{padding-top:0}
.hot-thumb{width:70px;height:54px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0}
.hot-info{flex:1;min-width:0}
.hot-info h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:4px;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hot-info .hot-cat{font-size:12px;color:var(--text-muted)}
.sidebar-cta{position:relative;border-radius:var(--radius);padding:32px 24px;overflow:hidden;color:#fff;text-align:center}
.sidebar-cta::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,var(--primary) 0%,#2a2e35 100%);z-index:0}
.sidebar-cta>*{position:relative;z-index:1}
.sidebar-cta i{font-size:40px;color:var(--secondary);margin-bottom:14px;display:inline-block}
.sidebar-cta h3{font-size:22px;font-weight:800;margin-bottom:10px}
.sidebar-cta p{font-size:14px;color:rgba(255,255,255,0.7);margin-bottom:18px}
.sidebar-cta .btn-cta{display:inline-block;background:var(--secondary);color:#fff;padding:10px 28px;border-radius:40px;font-size:14px;font-weight:600;transition:var(--transition)}
.sidebar-cta .btn-cta:hover{background:#fff;color:var(--primary);transform:translateY(-2px)}

/* ===== Related Section ===== */
.related-section{background:var(--bg-deep);padding:80px 0;position:relative;overflow:hidden}
.related-section::before{content:'';position:absolute;top:-80px;right:-80px;width:300px;height:300px;background:radial-gradient(circle,rgba(201,162,39,0.12) 0%,transparent 70%);border-radius:50%}
.related-section .section-title{color:#fff;font-size:30px;font-weight:800;text-align:center;margin-bottom:8px}
.related-section .section-sub{color:rgba(255,255,255,0.5);text-align:center;font-size:15px;margin-bottom:44px}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.related-card{background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.08);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.related-card:hover{transform:translateY(-6px);border-color:rgba(201,162,39,0.4);box-shadow:0 16px 40px rgba(0,0,0,0.3)}
.related-card-img{position:relative;overflow:hidden;aspect-ratio:16/10;background:#222}
.related-card-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}
.related-card:hover .related-card-img img{transform:scale(1.06)}
.related-card-body{padding:20px}
.related-card-body h3{font-size:15px;font-weight:600;color:#fff;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:44px}
.related-card-body p{font-size:13px;color:rgba(255,255,255,0.4)}

/* ===== FAQ Section ===== */
.faq-section{padding:80px 0}
.faq-section .section-title{font-size:30px;font-weight:800;color:var(--primary);text-align:center;margin-bottom:8px}
.faq-section .section-sub{color:var(--text-muted);text-align:center;font-size:15px;margin-bottom:44px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.faq-item{background:var(--card-bg);border-radius:var(--radius);padding:26px 28px;border:1px solid rgba(229,227,222,0.7);box-shadow:var(--shadow);transition:var(--transition)}
.faq-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.faq-item .faq-q{font-size:16px;font-weight:700;color:var(--primary);margin-bottom:10px;display:flex;align-items:flex-start;gap:10px}
.faq-item .faq-q i{color:var(--secondary);font-size:16px;margin-top:3px;flex-shrink:0}
.faq-item p{font-size:14px;color:var(--text-light);line-height:1.75;margin:0}

/* ===== CTA Section ===== */
.cta-section{background:var(--bg-deep);padding:70px 0;position:relative;overflow:hidden;text-align:center}
.cta-section::before{content:'';position:absolute;left:50%;transform:translateX(-50%);bottom:-100px;width:600px;height:300px;background:radial-gradient(ellipse,rgba(201,162,39,0.2) 0%,transparent 70%);pointer-events:none}
.cta-section h2{color:#fff;font-size:32px;font-weight:800;margin-bottom:14px}
.cta-section p{color:rgba(255,255,255,0.6);font-size:16px;margin-bottom:34px;max-width:600px;margin-left:auto;margin-right:auto}
.cta-btn-group{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-primary-custom{background:var(--secondary);color:#fff;padding:14px 38px;border-radius:40px;font-size:16px;font-weight:700;display:inline-block;transition:var(--transition)}
.btn-primary-custom:hover{background:#fff;color:var(--primary);transform:translateY(-3px);box-shadow:0 12px 30px rgba(201,162,39,0.4)}
.btn-outline-custom{border:1px solid rgba(255,255,255,0.25);color:#fff;padding:14px 38px;border-radius:40px;font-size:16px;font-weight:600;display:inline-block;transition:var(--transition)}
.btn-outline-custom:hover{background:rgba(255,255,255,0.1);border-color:#fff;transform:translateY(-3px)}

/* ===== Footer ===== */
.site-footer{background:#101114;color:rgba(255,255,255,0.6);padding:60px 0 0}
.footer-main{padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.08)}
.footer-logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:#fff;margin-bottom:18px}
.footer-logo i{color:var(--secondary)}
.footer-desc{font-size:14px;line-height:1.8;color:rgba(255,255,255,0.5);max-width:340px;margin:0}
.site-footer h5{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;position:relative;padding-bottom:10px}
.site-footer h5::after{content:'';position:absolute;bottom:0;left:0;width:24px;height:2px;background:var(--secondary);border-radius:2px}
.footer-links li{margin-bottom:10px}
.footer-links li a{color:rgba(255,255,255,0.5);font-size:14px;transition:var(--transition)}
.footer-links li a:hover{color:var(--secondary-light);padding-left:4px}
.footer-contact li{display:flex;align-items:center;gap:10px;margin-bottom:12px;font-size:14px;color:rgba(255,255,255,0.5)}
.footer-contact li i{color:var(--secondary);width:16px}
.footer-bottom{padding:24px 0;text-align:center}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,0.35);margin:0}

/* ===== Responsive ===== */
@media screen and (max-width:1024px){
  .article-layout{flex-direction:column}
  .article-sidebar-col{width:100%}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:1fr}
  .article-card{padding:36px 32px}
  .article-banner h1{font-size:32px}
}
@media screen and (max-width:768px){
  .header-top{padding:10px 0}
  .brand-logo{font-size:18px}
  .brand-logo i{font-size:22px}
  .btn-header{padding:8px 18px;font-size:13px}
  .article-banner{padding:48px 0 40px}
  .article-banner h1{font-size:26px}
  .article-main{padding:40px 0}
  .article-card{padding:24px 20px;border-radius:12px}
  .article-body-content{font-size:15px;line-height:1.85}
  .article-body-content h2{font-size:21px}
  .article-body-content h3{font-size:18px}
  .related-grid{grid-template-columns:1fr 1fr;gap:14px}
  .related-section{padding:56px 0}
  .related-section .section-title,.faq-section .section-title{font-size:24px}
  .faq-section{padding:56px 0}
  .faq-item{padding:20px}
  .cta-section{padding:50px 0}
  .cta-section h2{font-size:24px}
}
@media screen and (max-width:520px){
  .container{padding:0 16px}
  .related-grid{grid-template-columns:1fr}
  .article-banner h1{font-size:22px}
  .article-banner .article-hero-meta{gap:12px}
  .header-search{width:200px}
  .article-card{padding:18px 14px}
  .article-body-content p{margin-bottom:1.2em}
  .article-tags{gap:8px}
  .cta-btn-group{flex-direction:column;align-items:center}
  .btn-primary-custom,.btn-outline-custom{width:100%;text-align:center}
}

/* roulang page: category1 */
:root {
      --primary: #6d28d9;
      --primary-dark: #5b21b6;
      --primary-light: #8b5cf6;
      --accent: #f59e0b;
      --accent-soft: #fcd34d;
      --dark: #0f172a;
      --dark-2: #1e293b;
      --text: #1e293b;
      --text-weak: #64748b;
      --bg: #f5f7fb;
      --white: #ffffff;
      --border: #e2e8f0;
      --radius-lg: 20px;
      --radius-md: 14px;
      --radius-sm: 8px;
      --shadow-sm: 0 2px 10px rgba(15, 23, 42, 0.06);
      --shadow-md: 0 12px 32px rgba(15, 23, 42, 0.08);
      --shadow-lg: 0 22px 52px rgba(15, 23, 42, 0.14);
      --space: 80px;
      --transition: all 0.3s ease;
    }

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

    html { scroll-behavior: smooth; }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
      font-size: 16px;
      line-height: 1.7;
      color: var(--text);
      background: var(--white);
      -webkit-font-smoothing: antialiased;
    }

    a { color: inherit; text-decoration: none; transition: var(--transition); }
    img { display: block; max-width: 100%; }
    ul, ol { padding: 0; margin: 0; list-style: none; }
    input, button { font-family: inherit; }
    button { cursor: pointer; }

    .grid-container { max-width: 1200px; }

    /* ===== Header ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: var(--white);
      box-shadow: var(--shadow-sm);
    }

    .header-top {
      padding: 16px 0;
      border-bottom: 1px solid var(--border);
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-size: 21px;
      font-weight: 800;
      color: var(--dark);
      letter-spacing: 0.5px;
    }

    .brand-logo i {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: var(--white);
      border-radius: 11px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
    }

    .brand-logo span { white-space: nowrap; }

    .header-search {
      display: flex;
      align-items: center;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 40px;
      padding: 4px 6px 4px 18px;
      width: 280px;
      transition: var(--transition);
    }

    .header-search:focus-within {
      border-color: var(--primary-light);
      background: var(--white);
      box-shadow: 0 0 0 4px rgba(109, 40, 217, 0.08);
    }

    .header-search input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 14px;
      color: var(--text);
      width: 100%;
    }

    .header-search input::placeholder { color: var(--text-weak); }

    .header-search button {
      width: 34px;
      height: 34px;
      min-width: 34px;
      border: none;
      background: var(--primary);
      color: var(--white);
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      transition: var(--transition);
    }

    .header-search button:hover { background: var(--primary-dark); }

    .btn-header {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: var(--white);
      font-size: 14px;
      font-weight: 700;
      padding: 10px 22px;
      border-radius: 50px;
      box-shadow: 0 6px 20px rgba(109, 40, 217, 0.3);
      transition: var(--transition);
    }

    .btn-header:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 26px rgba(109, 40, 217, 0.38);
      color: var(--white);
    }

    .header-nav { background: var(--dark); }

    .nav-tabs {
      display: flex;
      gap: 4px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .nav-tabs li { margin: 0; }

    .nav-link {
      display: inline-block;
      padding: 15px 24px;
      color: #94a3b8;
      font-size: 15px;
      font-weight: 600;
      border-bottom: 3px solid transparent;
      transition: var(--transition);
      white-space: nowrap;
    }

    .nav-link:hover {
      color: var(--white);
      background: rgba(255, 255, 255, 0.05);
    }

    .nav-link.active {
      color: var(--white);
      border-bottom-color: var(--accent);
      background: rgba(255, 255, 255, 0.04);
    }

    /* ===== Page Hero ===== */
    .page-hero {
      position: relative;
      background-size: cover;
      background-position: center;
      padding: 72px 0 120px;
      color: var(--white);
    }

    .page-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(110deg, rgba(11, 18, 32, 0.92) 0%, rgba(11, 18, 32, 0.55) 55%, rgba(109, 40, 217, 0.35) 100%);
    }

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

    .hero-breadcrumb {
      font-size: 13px;
      color: #cbd5e1;
      margin-bottom: 20px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .hero-breadcrumb a { color: #94a3b8; }
    .hero-breadcrumb a:hover { color: var(--accent); }
    .hero-breadcrumb i { font-size: 11px; color: #64748b; }

    .hero-tag {
      display: inline-block;
      background: rgba(245, 158, 11, 0.18);
      border: 1px solid rgba(245, 158, 11, 0.5);
      color: var(--accent-soft);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1px;
      padding: 6px 18px;
      border-radius: 40px;
      margin-bottom: 18px;
    }

    .page-hero h1 {
      font-size: 42px;
      font-weight: 900;
      line-height: 1.25;
      margin: 0 0 16px;
      letter-spacing: 0.5px;
    }

    .page-hero .hero-desc {
      font-size: 17px;
      color: #cbd5e1;
      max-width: 640px;
      margin: 0 0 30px;
    }

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

    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: var(--white);
      font-size: 15px;
      font-weight: 700;
      padding: 13px 28px;
      border-radius: 50px;
      box-shadow: 0 10px 26px rgba(109, 40, 217, 0.4);
      transition: var(--transition);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 34px rgba(109, 40, 217, 0.5);
      color: var(--white);
    }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.3);
      color: var(--white);
      font-size: 15px;
      font-weight: 600;
      padding: 13px 28px;
      border-radius: 50px;
      backdrop-filter: blur(4px);
      transition: var(--transition);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.2);
      border-color: rgba(255, 255, 255, 0.6);
      color: var(--white);
    }

    /* ===== Quick Section ===== */
    .quick-section {
      margin-top: -58px;
      position: relative;
      z-index: 5;
      padding-bottom: 30px;
    }

    .quick-card {
      background: var(--white);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      text-align: center;
      box-shadow: var(--shadow-md);
      border: 1px solid var(--border);
      transition: var(--transition);
      height: 100%;
      margin-bottom: 20px;
    }

    .quick-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: var(--primary-light);
    }

    .quick-icon {
      width: 56px;
      height: 56px;
      margin: 0 auto 16px;
      background: linear-gradient(135deg, var(--primary), var(--primary-light));
      color: var(--white);
      border-radius: 15px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      box-shadow: 0 8px 20px rgba(109, 40, 217, 0.28);
    }

    .quick-card h3 {
      font-size: 17px;
      font-weight: 800;
      margin: 0 0 6px;
      color: var(--dark);
    }

    .quick-card p {
      font-size: 14px;
      color: var(--text-weak);
      margin: 0;
      line-height: 1.6;
    }

    /* ===== Section Common ===== */
    .section { padding: var(--space) 0; }
    .section-alt { background: var(--bg); }

    .section-head {
      text-align: center;
      max-width: 680px;
      margin: 0 auto 48px;
    }

    .section-eyebrow {
      display: inline-block;
      color: var(--primary);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 3px;
      text-transform: uppercase;
      margin-bottom: 10px;
    }

    .section-title {
      font-size: 32px;
      font-weight: 900;
      margin: 0 0 10px;
      color: var(--dark);
      line-height: 1.3;
    }

    .section-sub {
      color: var(--text-weak);
      font-size: 16px;
      margin: 0;
      line-height: 1.7;
    }

    /* ===== Article Section ===== */
    .article-card {
      background: var(--white);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

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

    .article-thumb { overflow: hidden; }

    .article-thumb img {
      width: 100%;
      height: 195px;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

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

    .article-body {
      padding: 22px 22px 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .badge {
      display: inline-block;
      background: rgba(109, 40, 217, 0.08);
      color: var(--primary);
      font-size: 12px;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: 30px;
      margin-bottom: 12px;
      align-self: flex-start;
    }

    .badge.accent {
      background: rgba(245, 158, 11, 0.12);
      color: #b45309;
    }

    .article-body h3 {
      font-size: 18px;
      font-weight: 800;
      line-height: 1.45;
      margin: 0 0 10px;
    }

    .article-body h3 a { color: var(--dark); }
    .article-body h3 a:hover { color: var(--primary); }

    .article-body p {
      font-size: 14px;
      color: var(--text-weak);
      line-height: 1.7;
      margin: 0 0 16px;
      flex: 1;
    }

    .article-link {
      font-size: 14px;
      font-weight: 700;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .article-link i { transition: transform 0.3s ease; }
    .article-link:hover i { transform: translateX(4px); }

    /* Sidebar */
    .side-widget {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      padding: 26px;
      box-shadow: var(--shadow-sm);
      margin-bottom: 24px;
    }

    .side-widget h4 {
      font-size: 16px;
      font-weight: 800;
      color: var(--dark);
      margin: 0 0 16px;
      display: flex;
      align-items: center;
      gap: 10px;
    }

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

    .tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }

    .tag {
      display: inline-block;
      background: var(--bg);
      border: 1px solid var(--border);
      color: var(--text);
      font-size: 13px;
      font-weight: 600;
      padding: 5px 14px;
      border-radius: 30px;
      transition: var(--transition);
    }

    .tag:hover {
      background: var(--primary);
      border-color: var(--primary);
      color: var(--white);
      transform: translateY(-2px);
    }

    .side-list li {
      padding: 11px 0;
      border-bottom: 1px dashed var(--border);
      font-size: 14px;
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 10px;
    }

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

    .side-list li i { color: var(--accent); font-size: 12px; }

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

    .side-card {
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      border-radius: var(--radius-md);
      padding: 26px;
      color: var(--white);
      text-align: center;
    }

    .side-card h4 { color: var(--white); justify-content: center; margin-bottom: 8px; }
    .side-card p { font-size: 14px; color: #d8c7ff; margin: 0 0 16px; }

    .btn-light {
      display: inline-block;
      background: var(--white);
      color: var(--primary);
      font-size: 14px;
      font-weight: 700;
      padding: 10px 24px;
      border-radius: 40px;
      transition: var(--transition);
    }

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

    /* ===== Feature Blocks ===== */
    .feature-block { padding: 60px 0; }

    .feature-block-alt { background: var(--bg); }

    .feature-text h3 {
      font-size: 24px;
      font-weight: 900;
      color: var(--dark);
      margin: 0 0 16px;
    }

    .feature-text p { color: var(--text-weak); font-size: 15px; line-height: 1.8; margin-bottom: 20px; }

    .feature-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 10px 0;
      color: var(--text);
      font-size: 15px;
      border-bottom: 1px dashed var(--border);
    }

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

    .feature-list li i {
      color: var(--primary);
      background: rgba(109, 40, 217, 0.08);
      width: 26px;
      height: 26px;
      min-width: 26px;
      border-radius: 8px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
    }

    .feature-img img {
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
      width: 100%;
      height: 320px;
      object-fit: cover;
    }

    .img-frame { position: relative; }

    .img-frame::after {
      content: "";
      position: absolute;
      inset: 16px -16px -16px 16px;
      border: 3px solid var(--primary-light);
      border-radius: var(--radius-lg);
      opacity: 0.35;
      z-index: -1;
    }

    /* ===== Stats Section ===== */
    .stats-section {
      position: relative;
      background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
      padding: 80px 0;
      color: var(--white);
    }

    .stats-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(11, 18, 32, 0.86);
    }

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

    .stat-item { text-align: center; padding: 20px 10px; }

    .stat-number {
      font-size: 44px;
      font-weight: 900;
      color: var(--accent);
      line-height: 1.2;
      margin-bottom: 8px;
      font-family: inherit;
    }

    .stat-label { font-size: 15px; color: #cbd5e1; letter-spacing: 1px; }

    /* ===== FAQ Section ===== */
    .faq-list { max-width: 820px; margin: 0 auto; }

    .faq-list details {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-list details:hover { border-color: var(--primary-light); box-shadow: var(--shadow-sm); }

    .faq-list summary {
      padding: 19px 56px 19px 22px;
      font-size: 16px;
      font-weight: 700;
      color: var(--dark);
      cursor: pointer;
      position: relative;
      line-height: 1.5;
      list-style: none;
      user-select: none;
      background: var(--white);
    }

    .faq-list summary::-webkit-details-marker { display: none; }

    .faq-list summary::after {
      content: "+";
      position: absolute;
      right: 20px;
      top: 50%;
      transform: translateY(-50%);
      width: 28px;
      height: 28px;
      border-radius: 50%;
      background: rgba(109, 40, 217, 0.08);
      color: var(--primary);
      font-weight: 700;
      font-size: 18px;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: var(--transition);
    }

    .faq-list details[open] summary::after {
      content: "-";
      background: var(--primary);
      color: var(--white);
    }

    .faq-list .faq-body {
      padding: 0 22px 20px;
      color: var(--text-weak);
      font-size: 15px;
      line-height: 1.8;
      border-top: 1px solid var(--border);
      margin: 0 22px;
      padding-left: 0;
      padding-right: 0;
      padding-top: 16px;
    }

    .faq-list .faq-body p { margin: 0; }

    /* ===== CTA Section ===== */
    .cta-section {
      background: linear-gradient(120deg, var(--primary-dark), var(--primary), var(--primary-light));
      padding: 70px 0;
      text-align: center;
      color: var(--white);
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: "";
      position: absolute;
      top: -50%;
      right: -10%;
      width: 320px;
      height: 320px;
      background: rgba(255, 255, 255, 0.06);
      border-radius: 50%;
    }

    .cta-section::after {
      content: "";
      position: absolute;
      bottom: -60%;
      left: -10%;
      width: 260px;
      height: 260px;
      background: rgba(255, 255, 255, 0.05);
      border-radius: 50%;
    }

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

    .cta-section h2 {
      font-size: 32px;
      font-weight: 900;
      margin: 0 0 14px;
      color: var(--white);
    }

    .cta-section p { font-size: 16px; color: #d8c7ff; margin: 0 auto 28px; max-width: 520px; }

    .cta-btn {
      display: inline-block;
      background: var(--accent);
      color: var(--dark);
      font-size: 16px;
      font-weight: 800;
      padding: 15px 40px;
      border-radius: 50px;
      box-shadow: 0 12px 30px rgba(245, 158, 11, 0.35);
      transition: var(--transition);
    }

    .cta-btn:hover {
      background: var(--white);
      transform: translateY(-2px);
      box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
      color: var(--primary);
    }

    /* ===== Footer ===== */
    .site-footer { background: var(--dark); color: #cbd5e1; padding-top: 60px; }

    .footer-main { padding-bottom: 30px; }

    .footer-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--white);
      font-size: 20px;
      font-weight: 800;
      margin-bottom: 16px;
    }

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

    .footer-desc {
      font-size: 14px;
      line-height: 1.8;
      color: #94a3b8;
      margin: 0 0 20px;
    }

    .site-footer h5 {
      font-size: 16px;
      font-weight: 700;
      color: var(--white);
      margin: 0 0 16px;
    }

    .footer-links li { margin-bottom: 10px; }

    .footer-links a {
      color: #94a3b8;
      font-size: 14px;
      transition: var(--transition);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .footer-links a::before {
      content: "";
      width: 5px;
      height: 5px;
      background: var(--primary-light);
      border-radius: 50%;
      transition: var(--transition);
    }

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

    .footer-links a:hover::before { background: var(--accent); }

    .footer-contact li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: #94a3b8;
      margin-bottom: 12px;
    }

    .footer-contact li i { color: var(--primary-light); width: 16px; }

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

    .footer-bottom p {
      margin: 0;
      font-size: 14px;
      color: #64748b;
      text-align: center;
    }

    /* ===== Mobile ===== */
    @media (max-width: 1024px) {
      .header-search { width: 220px; }
      .page-hero h1 { font-size: 34px; }
      .section-title { font-size: 28px; }
      .stat-number { font-size: 36px; }
    }

    @media (max-width: 768px) {
      :root { --space: 60px; }
      .page-hero { padding: 56px 0 100px; }
      .page-hero h1 { font-size: 30px; }
      .hero-actions { flex-direction: column; align-items: flex-start; }
      .quick-section { margin-top: -70px; }
      .section-title { font-size: 25px; }
      .feature-block { padding: 40px 0; }
      .feature-img img { height: 250px; }
      .stat-number { font-size: 30px; }
      .cta-section h2 { font-size: 26px; }
      .footer-main .cell { margin-bottom: 30px; }
    }

    @media (max-width: 639px) {
      .brand-logo span { font-size: 17px; }
      .btn-header { padding: 9px 16px; font-size: 14px; }
      .header-top { padding: 12px 0; }
      .nav-tabs { overflow-x: auto; white-space: nowrap; }
      .nav-tabs li { display: inline-block; }
      .nav-link { padding: 14px 14px; }
      .page-hero h1 { font-size: 26px; }
      .hero-tag { font-size: 12px; padding: 5px 12px; }
      .hero-desc { font-size: 15px; }
      .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
      .section-head { margin-bottom: 32px; }
      .article-body h3 { font-size: 16px; }
      .faq-list summary { font-size: 15px; padding: 16px 50px 16px 16px; }
      .faq-list .faq-body { font-size: 14px; }
      .footer-bottom p { font-size: 13px; }
    }