/* roulang page: index */
:root {
  --color-primary: #0b1a3a;
  --color-primary-light: #142a5e;
  --color-accent: #e84c3d;
  --color-accent-hover: #d13b2d;
  --color-accent-light: #fde8e5;
  --color-bg: #f5f7fb;
  --color-bg-white: #ffffff;
  --color-bg-dark: #0b1a3a;
  --color-text: #1a1a2e;
  --color-text-light: #5a6a7e;
  --color-text-lighter: #8a9aaa;
  --color-border: #e2e8f0;
  --color-border-light: #f0f2f5;
  --color-success: #27ae60;
  --color-warning: #f39c12;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.10);
  --shadow-xl: 0 24px 64px rgba(0,0,0,0.14);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --header-height: 72px;
}
*, *::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: 1.7; color: var(--color-text); background: var(--color-bg); -webkit-font-smoothing: antialiased; }
a { color: var(--color-accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-accent-hover); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button, input, textarea { font-family: inherit; font-size: inherit; border: none; outline: none; }
input:focus, textarea:focus { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
@media (max-width: 768px) { .container { padding: 0 16px; } }
.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.section-padding { padding: 80px 0; }
@media (max-width: 768px) { .section-padding { padding: 48px 0; } }
.section-title { font-size: 2rem; font-weight: 700; color: var(--color-primary); margin-bottom: 12px; line-height: 1.3; }
.section-subtitle { font-size: 1.05rem; color: var(--color-text-light); max-width: 640px; margin: 0 auto 48px; line-height: 1.6; }
@media (max-width: 768px) { .section-title { font-size: 1.5rem; } .section-subtitle { font-size: 0.95rem; margin-bottom: 32px; } }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; cursor: pointer; transition: var(--transition); border: 2px solid transparent; line-height: 1.4; }
.btn-primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,76,61,0.30); }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--color-primary); border-color: #fff; }
.btn-white:hover { background: var(--color-bg); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-lg { padding: 16px 40px; font-size: 1.05rem; border-radius: var(--radius-md); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }
.card { background: var(--color-bg-white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); transition: var(--transition); overflow: hidden; }
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.badge { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; background: var(--color-accent-light); color: var(--color-accent); }
.badge-primary { background: var(--color-primary); color: #fff; }
.badge-success { background: #e8f8ef; color: var(--color-success); }
.tag { display: inline-block; padding: 2px 12px; border-radius: 4px; font-size: 0.78rem; background: var(--color-bg); color: var(--color-text-light); border: 1px solid var(--color-border); transition: var(--transition); }
.tag:hover { background: var(--color-accent-light); color: var(--color-accent); border-color: var(--color-accent); }
/* Header & Nav */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(255,255,255,0.96); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--color-border-light); height: var(--header-height); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.header-logo { display: flex; align-items: center; gap: 10px; font-size: 1.25rem; font-weight: 800; color: var(--color-primary); letter-spacing: -0.5px; }
.header-logo i { font-size: 1.6rem; color: var(--color-accent); }
.header-logo span { background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.header-logo:hover { opacity: 0.9; }
.nav-list { display: flex; align-items: center; gap: 6px; }
.nav-list a { display: flex; align-items: center; padding: 8px 18px; border-radius: var(--radius-sm); color: var(--color-text); font-weight: 500; font-size: 0.92rem; transition: var(--transition); position: relative; }
.nav-list a:hover { background: var(--color-bg); color: var(--color-accent); }
.nav-list a.active { background: var(--color-accent-light); color: var(--color-accent); font-weight: 600; }
.nav-list a.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 20px; height: 3px; background: var(--color-accent); border-radius: 2px; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-search { display: flex; align-items: center; background: var(--color-bg); border-radius: 24px; padding: 0 16px; border: 1px solid var(--color-border); transition: var(--transition); }
.header-search:focus-within { border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(232,76,61,0.12); }
.header-search input { background: transparent; border: none; padding: 8px 6px; width: 160px; font-size: 0.88rem; color: var(--color-text); }
.header-search input::placeholder { color: var(--color-text-lighter); }
.header-search i { color: var(--color-text-lighter); font-size: 0.9rem; }
.header-cta { padding: 8px 22px; font-size: 0.88rem; border-radius: 24px; }
.mobile-toggle { display: none; background: none; font-size: 1.4rem; color: var(--color-primary); cursor: pointer; padding: 4px; }
@media (max-width: 900px) {
  .nav-list { display: none; position: absolute; top: var(--header-height); left: 0; right: 0; background: #fff; flex-direction: column; padding: 16px 24px; border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-md); gap: 4px; }
  .nav-list.open { display: flex; }
  .nav-list a { padding: 12px 16px; width: 100%; border-radius: var(--radius-sm); }
  .nav-list a.active::after { display: none; }
  .mobile-toggle { display: block; }
  .header-search { display: none; }
  .header-cta { padding: 8px 16px; font-size: 0.82rem; }
}
/* Hero */
.hero { position: relative; margin-top: var(--header-height); min-height: 620px; display: flex; align-items: center; background: var(--color-primary); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat; opacity: 0.30; mix-blend-mode: overlay; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(11,26,58,0.92) 0%, rgba(11,26,58,0.70) 50%, rgba(11,26,58,0.88) 100%); }
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; padding-top: 40px; padding-bottom: 40px; }
.hero-content h1 { font-size: 2.8rem; font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 20px; letter-spacing: -0.5px; }
.hero-content h1 span { color: var(--color-accent); }
.hero-content p { font-size: 1.1rem; color: rgba(255,255,255,0.75); line-height: 1.7; margin-bottom: 28px; max-width: 520px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-actions .btn { font-size: 1rem; padding: 14px 34px; border-radius: var(--radius-md); }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; background: rgba(255,255,255,0.06); border-radius: var(--radius-lg); padding: 32px 28px; backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,0.08); }
.hero-stat { text-align: center; }
.hero-stat .num { font-size: 2.2rem; font-weight: 800; color: #fff; line-height: 1.2; }
.hero-stat .num span { color: var(--color-accent); }
.hero-stat .label { font-size: 0.88rem; color: rgba(255,255,255,0.6); margin-top: 4px; }
.hero-stat+.hero-stat { border-left: 1px solid rgba(255,255,255,0.1); padding-left: 24px; }
@media (max-width: 1024px) {
  .hero { min-height: 480px; }
  .hero-content h1 { font-size: 2.2rem; }
  .hero .container { grid-template-columns: 1fr; gap: 32px; }
  .hero-stats { grid-template-columns: repeat(3,1fr); padding: 24px 20px; }
  .hero-stat .num { font-size: 1.8rem; }
}
@media (max-width: 640px) {
  .hero { min-height: 400px; }
  .hero-content h1 { font-size: 1.7rem; }
  .hero-content p { font-size: 0.95rem; }
  .hero-stats { padding: 16px 12px; gap: 12px; }
  .hero-stat .num { font-size: 1.4rem; }
  .hero-stat .label { font-size: 0.78rem; }
  .hero-actions .btn { padding: 12px 24px; font-size: 0.88rem; }
}
/* Features */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card { background: var(--color-bg-white); border-radius: var(--radius-md); padding: 36px 28px; box-shadow: var(--shadow-sm); transition: var(--transition); border: 1px solid var(--color-border-light); text-align: center; }
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); border-color: var(--color-accent-light); }
.feature-card .icon { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; font-size: 1.6rem; color: #fff; }
.feature-card .icon.red { background: linear-gradient(135deg, #e84c3d, #f07a6a); }
.feature-card .icon.blue { background: linear-gradient(135deg, #1a3a7a, #3a6ab5); }
.feature-card .icon.green { background: linear-gradient(135deg, #1e7e4c, #3aad6a); }
.feature-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--color-primary); margin-bottom: 10px; }
.feature-card p { font-size: 0.92rem; color: var(--color-text-light); line-height: 1.6; }
@media (max-width: 768px) { .features-grid { grid-template-columns: 1fr; gap: 20px; } }
/* Categories */
.categories { background: var(--color-bg-white); }
.categories-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.cat-card { position: relative; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); background: var(--color-primary); min-height: 260px; display: flex; align-items: flex-end; }
.cat-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.35; transition: var(--transition); }
.cat-card:hover img { opacity: 0.50; transform: scale(1.05); }
.cat-card .overlay { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(11,26,58,0.85) 0%, rgba(11,26,58,0.20) 60%, transparent 100%); }
.cat-card .content { position: relative; z-index: 2; padding: 28px 24px; width: 100%; }
.cat-card .content h3 { font-size: 1.3rem; font-weight: 700; color: #fff; margin-bottom: 6px; }
.cat-card .content p { font-size: 0.88rem; color: rgba(255,255,255,0.7); margin-bottom: 12px; }
.cat-card .content .tag { background: rgba(255,255,255,0.15); color: #fff; border-color: rgba(255,255,255,0.2); }
.cat-card .content .tag:hover { background: var(--color-accent); border-color: var(--color-accent); }
@media (max-width: 768px) { .categories-grid { grid-template-columns: 1fr; gap: 20px; } }
/* Latest News */
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.news-card { display: flex; gap: 20px; padding: 20px; background: var(--color-bg-white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); transition: var(--transition); border: 1px solid var(--color-border-light); }
.news-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--color-accent-light); }
.news-card .thumb { width: 120px; min-height: 90px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; background: var(--color-bg); }
.news-card .info { flex: 1; display: flex; flex-direction: column; justify-content: center; }
.news-card .info .meta { display: flex; align-items: center; gap: 10px; font-size: 0.78rem; color: var(--color-text-lighter); margin-bottom: 6px; }
.news-card .info .meta .badge { font-size: 0.7rem; padding: 2px 10px; }
.news-card .info h3 { font-size: 1rem; font-weight: 600; color: var(--color-text); line-height: 1.4; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .info h3 a { color: inherit; }
.news-card .info h3 a:hover { color: var(--color-accent); }
.news-card .info p { font-size: 0.85rem; color: var(--color-text-light); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .info .time { font-size: 0.78rem; color: var(--color-text-lighter); margin-top: 6px; }
@media (max-width: 768px) { .news-grid { grid-template-columns: 1fr; } .news-card { flex-direction: column; } .news-card .thumb { width: 100%; height: 180px; } }
/* Steps / Process */
.steps { background: var(--color-bg-white); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step-card { text-align: center; padding: 36px 20px; background: var(--color-bg); border-radius: var(--radius-md); position: relative; transition: var(--transition); border: 1px solid transparent; }
.step-card:hover { border-color: var(--color-accent-light); background: #fff; box-shadow: var(--shadow-sm); }
.step-card .step-num { width: 48px; height: 48px; border-radius: 50%; background: var(--color-accent); color: #fff; font-weight: 800; font-size: 1.2rem; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; position: relative; z-index: 1; }
.step-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
.step-card p { font-size: 0.88rem; color: var(--color-text-light); line-height: 1.5; }
.step-card::after { display: none; }
@media (max-width: 900px) { .steps-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .steps-grid { grid-template-columns: 1fr; } }
/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--color-bg-white); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); border: 1px solid var(--color-border-light); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: var(--color-accent-light); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; cursor: pointer; font-weight: 600; font-size: 1rem; color: var(--color-text); transition: var(--transition); background: none; width: 100%; text-align: left; }
.faq-question:hover { color: var(--color-accent); }
.faq-question i { transition: var(--transition); font-size: 0.9rem; color: var(--color-text-lighter); }
.faq-item.active .faq-question i { transform: rotate(180deg); color: var(--color-accent); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease, padding 0.3s ease; padding: 0 24px; }
.faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 18px; }
.faq-answer p { font-size: 0.92rem; color: var(--color-text-light); line-height: 1.7; }
/* CTA */
.cta-section { background: var(--color-primary); position: relative; overflow: hidden; }
.cta-section .cta-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat; opacity: 0.10; }
.cta-section .container { position: relative; z-index: 2; text-align: center; padding: 80px 24px; }
.cta-section h2 { font-size: 2rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.cta-section p { font-size: 1.05rem; color: rgba(255,255,255,0.7); max-width: 560px; margin: 0 auto 32px; }
.cta-section .btn { font-size: 1.05rem; padding: 16px 44px; border-radius: var(--radius-md); }
@media (max-width: 640px) { .cta-section .container { padding: 48px 16px; } .cta-section h2 { font-size: 1.5rem; } }
/* Footer */
.footer { background: var(--color-primary); border-top: 1px solid rgba(255,255,255,0.06); }
.footer-top { padding: 48px 0 32px; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-brand .footer-logo { display: flex; align-items: center; gap: 8px; font-size: 1.2rem; font-weight: 800; color: #fff; margin-bottom: 14px; }
.footer-brand .footer-logo i { color: var(--color-accent); }
.footer-brand p { font-size: 0.88rem; color: rgba(255,255,255,0.55); line-height: 1.7; max-width: 320px; }
.footer-col h4 { font-size: 0.95rem; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 0.88rem; color: rgba(255,255,255,0.55); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--color-accent); padding-left: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.06); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 0.82rem; color: rgba(255,255,255,0.4); }
.footer-bottom .social { display: flex; gap: 12px; }
.footer-bottom .social a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.06); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); font-size: 0.9rem; transition: var(--transition); }
.footer-bottom .social a:hover { background: var(--color-accent); color: #fff; }
@media (max-width: 900px) { .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 520px) { .footer-top { grid-template-columns: 1fr; } .footer-bottom { flex-direction: column; text-align: center; } }
/* Empty state */
.empty-state { text-align: center; padding: 40px 20px; color: var(--color-text-lighter); font-size: 0.95rem; }
.empty-state i { font-size: 2.4rem; margin-bottom: 12px; display: block; color: var(--color-border); }
/* Scroll to top */
.scroll-top { position: fixed; bottom: 28px; right: 28px; width: 44px; height: 44px; border-radius: 50%; background: var(--color-accent); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; box-shadow: var(--shadow-md); z-index: 999; opacity: 0; visibility: hidden; transition: var(--transition); cursor: pointer; border: none; }
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover { background: var(--color-accent-hover); transform: translateY(-3px); }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #457b9d;
            --accent: #f4a261;
            --bg: #ffffff;
            --bg-alt: #f8f9fa;
            --bg-dark: #1a1a2e;
            --text: #1d1d1f;
            --text-light: #6c757d;
            --text-white: #ffffff;
            --border: #e9ecef;
            --border-light: #f0f0f0;
            --shadow: 0 4px 20px rgba(0,0,0,0.08);
            --shadow-hover: 0 12px 40px rgba(0,0,0,0.14);
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --container: 1200px;
            --header-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
        }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--text); }
        h1 { font-size: 2.4rem; }
        h2 { font-size: 2rem; }
        h3 { font-size: 1.5rem; }
        h4 { font-size: 1.2rem; }

        /* ===== Container ===== */
        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 8px rgba(0,0,0,0.04);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
        }
        .header-logo i { font-size: 1.8rem; color: var(--primary); }
        .header-logo span { color: var(--secondary); }
        .header-logo:hover { color: var(--primary-dark); }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            position: relative;
        }
        .nav-list li a i { font-size: 0.9rem; color: var(--text-light); transition: var(--transition); }
        .nav-list li a:hover { color: var(--primary); background: rgba(230,57,70,0.06); }
        .nav-list li a:hover i { color: var(--primary); }
        .nav-list li a.active {
            color: var(--primary);
            background: rgba(230,57,70,0.1);
        }
        .nav-list li a.active i { color: var(--primary); }
        .nav-list li a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 6px 16px;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(230,57,70,0.12);
        }
        .search-box i { color: var(--text-light); font-size: 0.9rem; }
        .search-box input {
            background: transparent;
            border: none;
            padding: 6px 10px;
            min-width: 160px;
            font-size: 0.9rem;
            color: var(--text);
        }
        .search-box input::placeholder { color: var(--text-light); }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(230,57,70,0.3);
            border: none;
            cursor: pointer;
        }
        .btn-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230,57,70,0.4);
        }
        .btn-cta i { font-size: 0.9rem; }

        /* Mobile hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 6px;
            background: none;
            border: none;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text);
            border-radius: 4px;
            transition: var(--transition);
        }
        .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
        .hamburger.active span:nth-child(2) { opacity: 0; }
        .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

        /* ===== Article Banner ===== */
        .article-banner {
            margin-top: var(--header-h);
            padding: 80px 0 60px;
            background: linear-gradient(135deg, var(--secondary) 0%, #2b2d42 100%);
            position: relative;
            overflow: hidden;
        }
        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .article-banner .container {
            position: relative;
            z-index: 1;
        }
        .article-banner .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.7);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .article-banner .breadcrumb a {
            color: rgba(255,255,255,0.8);
        }
        .article-banner .breadcrumb a:hover { color: #fff; }
        .article-banner .breadcrumb i { font-size: 0.75rem; color: rgba(255,255,255,0.5); }
        .article-banner .breadcrumb span { color: var(--accent); }
        .article-banner h1 {
            font-size: 2.6rem;
            color: #fff;
            max-width: 800px;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            color: rgba(255,255,255,0.75);
            font-size: 0.95rem;
        }
        .article-meta .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta .meta-item i { font-size: 0.85rem; }
        .article-meta .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 14px;
            background: rgba(255,255,255,0.15);
            border-radius: 50px;
            font-size: 0.8rem;
            color: #fff;
        }

        /* ===== Article Content ===== */
        .article-section {
            padding: 60px 0 80px;
            background: var(--bg);
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
        }
        .article-main {
            min-width: 0;
        }
        .article-body {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            line-height: 1.9;
            font-size: 1.05rem;
            color: var(--text);
        }
        .article-body h2, .article-body h3, .article-body h4 {
            margin-top: 2em;
            margin-bottom: 0.8em;
            color: var(--secondary);
        }
        .article-body h2 { font-size: 1.6rem; border-bottom: 2px solid var(--border-light); padding-bottom: 10px; }
        .article-body h3 { font-size: 1.3rem; }
        .article-body p { margin-bottom: 1.2em; }
        .article-body ul, .article-body ol { margin-bottom: 1.2em; padding-left: 1.5em; }
        .article-body ul li { list-style: disc; margin-bottom: 0.4em; }
        .article-body ol li { list-style: decimal; margin-bottom: 0.4em; }
        .article-body a { color: var(--primary); font-weight: 500; }
        .article-body a:hover { text-decoration: underline; }
        .article-body img { margin: 1.5em 0; border-radius: var(--radius-sm); box-shadow: var(--shadow); }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: var(--bg-alt);
            padding: 16px 24px;
            margin: 1.5em 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-light);
            font-style: italic;
        }
        .article-body .highlight-box {
            background: linear-gradient(135deg, rgba(230,57,70,0.06), rgba(69,123,157,0.06));
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin: 1.5em 0;
        }

        .article-not-found {
            text-align: center;
            padding: 80px 40px;
            background: var(--bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .article-not-found i { font-size: 4rem; color: var(--text-light); margin-bottom: 20px; display: block; }
        .article-not-found h2 { font-size: 1.8rem; color: var(--text); margin-bottom: 12px; }
        .article-not-found p { color: var(--text-light); margin-bottom: 24px; }
        .article-not-found .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .article-not-found .btn-back:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); }

        /* ===== Sidebar ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 32px;
        }
        .sidebar-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            color: var(--secondary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i { color: var(--primary); font-size: 1rem; }
        .sidebar-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .sidebar-list li:last-child { border-bottom: none; }
        .sidebar-list li a {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text);
            font-size: 0.95rem;
            line-height: 1.5;
        }
        .sidebar-list li a:hover { color: var(--primary); }
        .sidebar-list li a i { color: var(--primary); font-size: 0.8rem; margin-top: 4px; flex-shrink: 0; }
        .sidebar-list li .post-date {
            font-size: 0.8rem;
            color: var(--text-light);
            display: block;
            margin-top: 2px;
        }

        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tags a {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 6px 14px;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            border-radius: 50px;
            font-size: 0.8rem;
            color: var(--text-light);
            transition: var(--transition);
        }
        .sidebar-tags a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            padding: 32px 28px;
            text-align: center;
            border-radius: var(--radius);
        }
        .sidebar-cta h4 { color: #fff; font-size: 1.3rem; margin-bottom: 10px; }
        .sidebar-cta p { color: rgba(255,255,255,0.85); font-size: 0.95rem; margin-bottom: 20px; }
        .sidebar-cta .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            background: #fff;
            color: var(--primary);
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .sidebar-cta .btn-white:hover { background: var(--accent); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.85);
            padding: 60px 0 30px;
            position: relative;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 14px;
        }
        .footer-logo i { font-size: 1.8rem; }
        .footer-brand p { font-size: 0.9rem; line-height: 1.7; color: rgba(255,255,255,0.6); max-width: 360px; }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .footer-col ul li a:hover { color: var(--primary); padding-left: 4px; }
        .footer-col ul li a i { width: 18px; font-size: 0.85rem; }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 24px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-bottom p { font-size: 0.85rem; color: rgba(255,255,255,0.45); }
        .social { display: flex; gap: 12px; }
        .social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.06);
            color: rgba(255,255,255,0.5);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .social a:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr; }
            .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
        }

        @media (max-width: 768px) {
            .hamburger { display: flex; }
            .nav-list {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(255,255,255,0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 4px;
                box-shadow: 0 8px 32px rgba(0,0,0,0.1);
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 1px solid var(--border);
            }
            .nav-list.open { transform: translateY(0); opacity: 1; }
            .nav-list li a { padding: 12px 16px; width: 100%; border-radius: var(--radius-sm); }
            .nav-list li a.active::after { display: none; }
            .search-box { display: none; }
            .header-actions .btn-cta { padding: 8px 16px; font-size: 0.85rem; }
            .article-banner { padding: 60px 0 40px; }
            .article-banner h1 { font-size: 1.8rem; }
            .article-body { padding: 24px; font-size: 0.98rem; }
            .article-meta { gap: 12px; font-size: 0.85rem; }
            .footer-top { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            h2 { font-size: 1.6rem; }
            h3 { font-size: 1.25rem; }
        }

        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .header-logo { font-size: 1.2rem; }
            .header-logo i { font-size: 1.4rem; }
            .article-banner h1 { font-size: 1.4rem; }
            .article-body { padding: 16px; }
            .article-body h2 { font-size: 1.3rem; }
            .sidebar-card { padding: 20px; }
            .btn-cta { padding: 8px 18px; font-size: 0.85rem; }
        }

        /* ===== Utility ===== */
        .text-center { text-align: center; }
        .mt-2 { margin-top: 20px; }
        .mb-2 { margin-bottom: 20px; }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ff6b6b;
            --secondary: #1d3557;
            --secondary-light: #457b9d;
            --accent: #f4a261;
            --bg: #ffffff;
            --bg-alt: #f8f9fa;
            --bg-dark: #1a1a2e;
            --text: #1a1a2e;
            --text-light: #6c757d;
            --text-white: #ffffff;
            --border: #e9ecef;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.14);
            --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.12);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --max-width: 1200px;
            --header-h: 72px;
        }

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

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

        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-h);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--text);
        }

        h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
        }
        h2 {
            font-size: clamp(1.5rem, 3.5vw, 2.4rem);
        }
        h3 {
            font-size: clamp(1.2rem, 2.5vw, 1.6rem);
        }
        h4 {
            font-size: 1.1rem;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header & Navigation ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--header-h);
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }

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

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .header-logo i {
            font-size: 1.6rem;
            color: var(--primary);
        }

        .header-logo span {
            color: var(--secondary);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-list li a i {
            font-size: 0.9rem;
        }

        .nav-list li a:hover {
            color: var(--primary);
            background: rgba(230, 57, 70, 0.06);
        }

        .nav-list li a.active {
            color: var(--text-white);
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(230, 57, 70, 0.35);
        }

        .nav-list li a.active:hover {
            background: var(--primary-dark);
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-alt);
            border-radius: 30px;
            padding: 0 16px;
            border: 1px solid var(--border);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.12);
        }

        .header-search input {
            background: transparent;
            padding: 8px 10px;
            min-width: 160px;
            font-size: 0.9rem;
            color: var(--text);
        }

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

        .header-search button {
            background: transparent;
            color: var(--text-light);
            cursor: pointer;
            padding: 6px;
            font-size: 1rem;
        }

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

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            background: var(--primary);
            color: var(--text-white);
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.3);
            transition: var(--transition);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .header-cta:hover {
            background: var(--primary-dark);
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.4);
            transform: translateY(-2px);
            color: var(--text-white);
        }

        /* Hamburger */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
            background: transparent;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 3px;
            background: var(--text);
            border-radius: 3px;
            transition: var(--transition);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 6px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -6px);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            padding: 80px 0 60px;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            min-height: 320px;
            display: flex;
            align-items: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88) 30%, rgba(230, 57, 70, 0.55) 100%);
        }

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

        .page-banner h1 {
            color: var(--text-white);
            font-size: clamp(2.2rem, 5vw, 3.6rem);
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .page-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.15rem;
            max-width: 700px;
            margin: 0 auto 24px;
            line-height: 1.8;
        }

        .page-banner .breadcrumb {
            display: flex;
            justify-content: center;
            gap: 8px;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .page-banner .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
        }

        .page-banner .breadcrumb a:hover {
            color: var(--accent);
        }

        .page-banner .breadcrumb span {
            color: var(--accent);
        }

        /* ===== Section Common ===== */
        .section {
            padding: 80px 0;
        }

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

        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            margin-bottom: 12px;
        }

        .section-header p {
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
            font-size: 1.05rem;
        }

        .section-dark .section-header h2 {
            color: var(--text-white);
        }
        .section-dark .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .tag {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(230, 57, 70, 0.1);
            color: var(--primary);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .tag-white {
            background: rgba(255, 255, 255, 0.15);
            color: var(--text-white);
        }

        /* ===== Category Grid ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
            gap: 28px;
        }

        .category-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
            cursor: pointer;
        }

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

        .category-card .card-img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            display: block;
            border-radius: 0;
        }

        .category-card .card-body {
            padding: 22px 24px 26px;
        }

        .category-card .card-body h3 {
            font-size: 1.2rem;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .category-card .card-body h3 i {
            color: var(--primary);
            font-size: 1.1rem;
        }

        .category-card .card-body p {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .category-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.85rem;
            color: var(--text-light);
        }

        .category-card .card-body .meta i {
            margin-right: 4px;
        }

        .category-card .card-body .btn-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9rem;
            margin-top: 8px;
        }

        .category-card .card-body .btn-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== Featured / Large Card ===== */
        .featured-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            align-items: center;
        }

        .featured-card .featured-img {
            width: 100%;
            height: 100%;
            min-height: 340px;
            object-fit: cover;
            border-radius: 0;
        }

        .featured-card .featured-body {
            padding: 36px 40px 36px 0;
        }

        .featured-card .featured-body .tag {
            margin-bottom: 16px;
        }

        .featured-card .featured-body h3 {
            font-size: 1.6rem;
            margin-bottom: 14px;
        }

        .featured-card .featured-body p {
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .featured-card .featured-body .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            background: var(--primary);
            color: var(--text-white);
            border-radius: 30px;
            font-weight: 600;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(230, 57, 70, 0.25);
        }

        .featured-card .featured-body .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.35);
            color: var(--text-white);
        }

        .featured-card.reverse {
            direction: rtl;
        }

        .featured-card.reverse .featured-body {
            padding: 36px 0 36px 40px;
        }

        .featured-card.reverse>* {
            direction: ltr;
        }

        /* ===== Live List ===== */
        .live-list {
            display: grid;
            gap: 16px;
        }

        .live-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--bg);
            border-radius: var(--radius-sm);
            padding: 18px 24px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .live-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-light);
        }

        .live-item .live-badge {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            background: var(--primary);
            color: var(--text-white);
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 700;
            animation: pulse-badge 2s infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }

        .live-item .live-badge i {
            font-size: 0.7rem;
        }

        .live-item .live-info {
            flex: 1;
        }

        .live-item .live-info h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .live-item .live-info p {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .live-item .live-time {
            flex-shrink: 0;
            color: var(--text-light);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .live-item .live-time i {
            color: var(--primary);
        }

        .live-item .btn-watch {
            flex-shrink: 0;
            padding: 8px 20px;
            background: var(--secondary);
            color: var(--text-white);
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: var(--transition);
        }

        .live-item .btn-watch:hover {
            background: var(--secondary-light);
            transform: scale(1.04);
            color: var(--text-white);
        }

        /* ===== Stats / Numbers ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 28px;
            text-align: center;
        }

        .stat-item {
            padding: 28px 16px;
            background: var(--bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

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

        .stat-item .stat-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .stat-item .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text);
            line-height: 1.2;
        }

        .stat-item .stat-label {
            color: var(--text-light);
            font-size: 0.95rem;
            margin-top: 6px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: grid;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            background: transparent;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            text-align: left;
            gap: 12px;
        }

        .faq-question i {
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-light);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 30%, rgba(230, 57, 70, 0.5) 100%);
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            color: var(--text-white);
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            margin: 0 auto 28px;
            font-size: 1.05rem;
            line-height: 1.8;
        }

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

        .cta-section .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 34px;
            background: var(--primary);
            color: var(--text-white);
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 6px 24px rgba(230, 57, 70, 0.4);
            transition: var(--transition);
        }

        .cta-section .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 10px 32px rgba(230, 57, 70, 0.5);
            color: var(--text-white);
        }

        .cta-section .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 34px;
            background: transparent;
            color: var(--text-white);
            border: 2px solid rgba(255, 255, 255, 0.4);
            border-radius: 30px;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }

        .cta-section .btn-secondary:hover {
            border-color: var(--text-white);
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
            color: var(--text-white);
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 60px 0 30px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .footer-logo i {
            font-size: 1.5rem;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.95rem;
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-col h4 {
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
        }

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--primary-light);
            transform: translateX(3px);
        }

        .footer-col ul li a i {
            width: 18px;
            font-size: 0.9rem;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 24px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .footer-bottom p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
        }

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

        .footer-bottom .social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.6);
            font-size: 1.1rem;
            transition: var(--transition);
        }

        .footer-bottom .social a:hover {
            background: var(--primary);
            color: var(--text-white);
            transform: translateY(-3px);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .featured-card {
                grid-template-columns: 1fr;
            }

            .featured-card .featured-body {
                padding: 0 32px 32px;
            }

            .featured-card .featured-img {
                min-height: 240px;
            }

            .featured-card.reverse .featured-body {
                padding: 0 32px 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
            }

            .nav-list {
                position: fixed;
                top: var(--header-h);
                left: 0;
                width: 100%;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 16px 24px;
                gap: 4px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 2px solid var(--border);
                align-items: stretch;
            }

            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
            }

            .nav-list li a {
                padding: 12px 16px;
                border-radius: var(--radius-xs);
                justify-content: flex-start;
            }

            .hamburger {
                display: flex;
            }

            .header-search {
                display: none;
            }

            .header-cta {
                padding: 8px 18px;
                font-size: 0.85rem;
                margin-left: 8px;
            }

            .header-cta span {
                display: none;
            }

            .page-banner {
                padding: 60px 0 40px;
                min-height: 240px;
            }

            .section {
                padding: 56px 0;
            }

            .category-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
                gap: 20px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .live-item {
                flex-wrap: wrap;
                padding: 16px;
            }

            .live-item .live-time {
                width: 100%;
                justify-content: flex-start;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .header-logo {
                font-size: 1.1rem;
            }

            .header-logo i {
                font-size: 1.2rem;
            }

            .header-cta {
                padding: 6px 14px;
                font-size: 0.8rem;
            }

            .page-banner h1 {
                font-size: 1.6rem;
            }

            .page-banner p {
                font-size: 0.95rem;
            }

            .category-grid {
                grid-template-columns: 1fr;
            }

            .featured-card .featured-body h3 {
                font-size: 1.2rem;
            }

            .featured-card .featured-body {
                padding: 0 20px 24px;
            }

            .featured-card.reverse .featured-body {
                padding: 0 20px 24px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-item {
                padding: 20px 12px;
            }

            .stat-item .stat-number {
                font-size: 1.8rem;
            }

            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }

            .faq-answer {
                font-size: 0.88rem;
            }

            .cta-section .btn-primary,
            .cta-section .btn-secondary {
                width: 100%;
                justify-content: center;
            }

            .live-item .btn-watch {
                width: 100%;
                text-align: center;
                justify-content: center;
            }
        }