/* roulang page: index */
:root {
  --primary: #e94560;
  --primary-dark: #c73a54;
  --secondary: #0f3460;
  --accent: #f5a623;
  --bg-dark: #0d0d1a;
  --bg-card: #16162a;
  --bg-elevated: #1e1e3a;
  --bg-section: #111127;
  --text-white: #f0f0f5;
  --text-light: #b0b0c8;
  --text-muted: #707088;
  --border-color: #2a2a4a;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.4);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.5);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1200px;
  --header-h: 72px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-main); background: var(--bg-dark); color: var(--text-white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary); }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea { font-family: inherit; font-size: 1rem; outline: none; border: none; }
ul, ol { list-style: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section-pad { padding: 90px 0; }
.section-title { font-size: 2.4rem; font-weight: 700; margin-bottom: 16px; letter-spacing: -0.02em; line-height: 1.2; }
.section-subtitle { font-size: 1.1rem; color: var(--text-light); max-width: 640px; margin-bottom: 48px; line-height: 1.7; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 36px; border-radius: 50px; font-weight: 600; font-size: 1rem; cursor: pointer; transition: var(--transition); border: none; background: transparent; color: var(--text-white); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 20px rgba(233,69,96,0.35); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 30px rgba(233,69,96,0.45); color: #fff; }
.btn-outline { border: 2px solid var(--border-color); color: var(--text-white); background: transparent; }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }
.btn-accent { background: var(--accent); color: #0d0d1a; box-shadow: 0 4px 20px rgba(245,166,35,0.3); }
.btn-accent:hover { background: #e09518; transform: translateY(-2px); color: #0d0d1a; }
.btn-sm { padding: 10px 24px; font-size: 0.9rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.card { background: var(--bg-card); border-radius: var(--radius-md); padding: 30px; border: 1px solid var(--border-color); transition: var(--transition); }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(233,69,96,0.2); }
.card-img { border-radius: var(--radius-sm) var(--radius-sm) 0 0; width: 100%; height: 200px; object-fit: cover; }
.badge { display: inline-block; padding: 4px 14px; border-radius: 50px; font-size: 0.75rem; font-weight: 600; background: rgba(233,69,96,0.15); color: var(--primary); letter-spacing: 0.5px; }
.badge-accent { background: rgba(245,166,35,0.15); color: var(--accent); }
.tag { display: inline-block; padding: 6px 16px; border-radius: 50px; font-size: 0.8rem; background: var(--bg-elevated); color: var(--text-light); border: 1px solid var(--border-color); transition: var(--transition); cursor: default; }
.tag:hover { border-color: var(--primary); color: var(--primary); }
.separator { width: 60px; height: 4px; background: var(--primary); border-radius: 4px; margin: 12px 0 24px; }
.separator-center { margin-left: auto; margin-right: auto; }
/* ===== Header / Nav ===== */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(13,13,26,0.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255,255,255,0.05); height: var(--header-h); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.header-logo { display: flex; align-items: center; gap: 12px; font-size: 1.5rem; font-weight: 800; color: var(--text-white); letter-spacing: -0.02em; }
.header-logo i { color: var(--primary); font-size: 1.8rem; }
.header-logo span { background: linear-gradient(135deg, var(--text-white) 30%, var(--primary) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.header-nav { display: flex; align-items: center; gap: 8px; }
.header-nav a { padding: 8px 20px; border-radius: 50px; font-size: 0.95rem; font-weight: 500; color: var(--text-light); transition: var(--transition); }
.header-nav a:hover, .header-nav a.active { color: var(--text-white); background: rgba(233,69,96,0.12); }
.header-nav a.active { color: var(--primary); background: rgba(233,69,96,0.18); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-search { display: flex; align-items: center; background: var(--bg-elevated); border-radius: 50px; padding: 0 16px; border: 1px solid var(--border-color); transition: var(--transition); }
.header-search:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(233,69,96,0.1); }
.header-search input { background: transparent; border: none; padding: 10px 12px; color: var(--text-white); font-size: 0.9rem; min-width: 160px; }
.header-search input::placeholder { color: var(--text-muted); }
.header-search i { color: var(--text-muted); font-size: 0.95rem; }
.header-btn { padding: 10px 28px; border-radius: 50px; font-weight: 600; font-size: 0.9rem; background: var(--primary); color: #fff; border: none; cursor: pointer; transition: var(--transition); }
.header-btn:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(233,69,96,0.3); }
.mobile-toggle { display: none; font-size: 1.6rem; color: var(--text-white); background: none; border: none; cursor: pointer; padding: 8px; }
/* ===== Hero ===== */
.hero { min-height: 100vh; display: flex; align-items: center; position: relative; overflow: hidden; padding-top: var(--header-h); background: linear-gradient(135deg, #0d0d1a 0%, #1a0a1e 50%, #0d0d1a 100%); }
.hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat; opacity: 0.25; mix-blend-mode: overlay; z-index: 0; }
.hero-overlay { position: absolute; inset: 0; background: radial-gradient(ellipse at center, transparent 0%, var(--bg-dark) 80%); z-index: 1; }
.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-content h1 { font-size: 3.6rem; font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; margin-bottom: 20px; }
.hero-content h1 em { font-style: normal; background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-content p { font-size: 1.2rem; color: var(--text-light); line-height: 1.8; margin-bottom: 36px; max-width: 520px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 50px; }
.hero-stat h3 { font-size: 2.2rem; font-weight: 700; color: var(--text-white); }
.hero-stat h3 small { font-size: 1rem; color: var(--primary); font-weight: 400; }
.hero-stat p { font-size: 0.9rem; color: var(--text-muted); margin-top: 4px; }
.hero-visual { display: flex; align-items: center; justify-content: center; }
.hero-card { background: var(--bg-card); border-radius: var(--radius-lg); padding: 30px; border: 1px solid var(--border-color); width: 100%; max-width: 460px; box-shadow: var(--shadow-lg); }
.hero-card img { border-radius: var(--radius-md); width: 100%; height: 240px; object-fit: cover; margin-bottom: 20px; }
.hero-card h4 { font-size: 1.2rem; font-weight: 600; margin-bottom: 8px; }
.hero-card p { color: var(--text-light); font-size: 0.9rem; }
.hero-card-tags { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
/* ===== Intro ===== */
.intro-section { background: var(--bg-section); }
.intro-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 20px; }
.intro-card { text-align: center; padding: 40px 28px; }
.intro-card i { font-size: 2.8rem; color: var(--primary); margin-bottom: 20px; display: inline-block; }
.intro-card h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 12px; }
.intro-card p { color: var(--text-light); font-size: 0.95rem; line-height: 1.7; }
/* ===== Category Showcase ===== */
.category-section { background: var(--bg-dark); }
.category-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.category-card { display: flex; flex-direction: column; border-radius: var(--radius-md); overflow: hidden; background: var(--bg-card); border: 1px solid var(--border-color); transition: var(--transition); }
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(233,69,96,0.15); }
.category-card img { width: 100%; height: 220px; object-fit: cover; }
.category-card-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.category-card-body h3 { font-size: 1.4rem; font-weight: 600; margin-bottom: 10px; }
.category-card-body p { color: var(--text-light); font-size: 0.95rem; line-height: 1.7; margin-bottom: 20px; flex: 1; }
.category-card-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--border-color); }
/* ===== Latest Posts ===== */
.posts-section { background: var(--bg-section); }
.posts-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.post-card { background: var(--bg-card); border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border-color); transition: var(--transition); }
.post-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(233,69,96,0.12); }
.post-card-image { width: 100%; height: 200px; object-fit: cover; }
.post-card-body { padding: 24px; }
.post-card-meta { display: flex; align-items: center; gap: 12px; font-size: 0.82rem; color: var(--text-muted); margin-bottom: 10px; }
.post-card-meta .badge { font-size: 0.7rem; padding: 3px 12px; }
.post-card-body h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; line-height: 1.4; }
.post-card-body h3 a { color: var(--text-white); }
.post-card-body h3 a:hover { color: var(--primary); }
.post-card-body p { color: var(--text-light); font-size: 0.9rem; line-height: 1.6; }
.post-card-body .post-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border-color); font-size: 0.85rem; color: var(--text-muted); }
.empty-posts { text-align: center; padding: 60px 20px; color: var(--text-muted); font-size: 1.1rem; grid-column: 1 / -1; }
/* ===== Stats ===== */
.stats-section { background: var(--bg-dark); position: relative; overflow: hidden; }
.stats-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat; opacity: 0.08; z-index: 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; position: relative; z-index: 1; }
.stat-item { text-align: center; padding: 40px 20px; background: var(--bg-card); border-radius: var(--radius-md); border: 1px solid var(--border-color); }
.stat-item i { font-size: 2.4rem; color: var(--primary); margin-bottom: 16px; }
.stat-item h3 { font-size: 2.6rem; font-weight: 800; color: var(--text-white); margin-bottom: 6px; letter-spacing: -0.02em; }
.stat-item h3 small { font-size: 1rem; color: var(--primary); font-weight: 400; }
.stat-item p { color: var(--text-muted); font-size: 0.95rem; }
/* ===== Featured / Hot ===== */
.featured-section { background: var(--bg-section); }
.featured-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.featured-item { display: flex; gap: 16px; background: var(--bg-card); border-radius: var(--radius-md); padding: 20px; border: 1px solid var(--border-color); transition: var(--transition); }
.featured-item:hover { transform: translateX(4px); border-color: rgba(233,69,96,0.15); }
.featured-item .rank { font-size: 1.8rem; font-weight: 800; color: var(--primary); min-width: 40px; opacity: 0.6; }
.featured-item .info h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.featured-item .info p { font-size: 0.85rem; color: var(--text-muted); }
/* ===== FAQ ===== */
.faq-section { background: var(--bg-dark); }
.faq-grid { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-card); border-radius: var(--radius-md); border: 1px solid var(--border-color); overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: rgba(233,69,96,0.12); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 22px 28px; cursor: pointer; font-size: 1.05rem; font-weight: 500; color: var(--text-white); background: none; border: none; width: 100%; text-align: left; transition: var(--transition); }
.faq-question i { color: var(--primary); transition: var(--transition); font-size: 1.2rem; }
.faq-question.open i { transform: rotate(180deg); }
.faq-answer { padding: 0 28px 22px; color: var(--text-light); font-size: 0.95rem; line-height: 1.8; display: none; }
.faq-answer.show { display: block; }
/* ===== CTA ===== */
.cta-section { background: var(--bg-section); position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat; opacity: 0.06; z-index: 0; }
.cta-content { position: relative; z-index: 1; text-align: center; padding: 60px 20px; }
.cta-content h2 { font-size: 2.6rem; font-weight: 700; margin-bottom: 16px; }
.cta-content p { font-size: 1.15rem; color: var(--text-light); max-width: 560px; margin: 0 auto 36px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
/* ===== Footer ===== */
.footer { background: #0a0a16; border-top: 1px solid var(--border-color); padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.footer-brand h3 i { color: var(--primary); }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; max-width: 320px; }
.footer-col h4 { font-size: 1rem; font-weight: 600; margin-bottom: 18px; color: var(--text-white); }
.footer-col a { display: block; color: var(--text-muted); font-size: 0.9rem; padding: 6px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--primary); padding-left: 4px; }
.footer-bottom { border-top: 1px solid var(--border-color); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 0.85rem; color: var(--text-muted); }
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-content p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .featured-list { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .header-nav { display: none; }
  .header-actions .header-search { display: none; }
  .header-actions .header-btn { display: none; }
  .mobile-toggle { display: block; }
  .header-nav.mobile-open { display: flex; flex-direction: column; position: absolute; top: var(--header-h); left: 0; right: 0; background: rgba(13,13,26,0.98); backdrop-filter: blur(20px); padding: 20px 24px; gap: 6px; border-bottom: 1px solid var(--border-color); }
  .header-nav.mobile-open a { padding: 14px 20px; width: 100%; }
  .section-title { font-size: 1.8rem; }
  .hero-content h1 { font-size: 2.4rem; }
  .grid-2, .grid-3, .grid-4, .intro-grid, .category-grid, .posts-grid { grid-template-columns: 1fr; }
  .featured-list { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-item { padding: 24px 16px; }
  .stat-item h3 { font-size: 2rem; }
  .section-pad { padding: 60px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-content h2 { font-size: 2rem; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
}
@media (max-width: 520px) {
  .hero-content h1 { font-size: 1.8rem; }
  .section-title { font-size: 1.5rem; }
  .btn { padding: 12px 24px; font-size: 0.9rem; }
  .container { padding: 0 16px; }
  .hero-stat h3 { font-size: 1.6rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-item h3 { font-size: 1.6rem; }
  .faq-question { font-size: 0.95rem; padding: 18px 20px; }
  .faq-answer { padding: 0 20px 18px; }
}

/* roulang page: article */
:root {
  --primary: #e63946;
  --primary-dark: #c1121f;
  --primary-light: #ff6b6b;
  --secondary: #1d3557;
  --secondary-light: #457b9d;
  --accent: #f4a261;
  --bg-dark: #0f0f1a;
  --bg-card: #1a1a2e;
  --bg-section: #16213e;
  --bg-input: #1e1e36;
  --text-primary: #f1f1f1;
  --text-secondary: #b0b0c8;
  --text-muted: #7a7a9a;
  --border-color: #2a2a4a;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-sm: 0 4px 16px rgba(0,0,0,0.25);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  --font-sans: 'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Noto Sans SC',sans-serif;
  --container: 1200px;
  --gap: 24px;
  --gap-lg: 48px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-sans);background:var(--bg-dark);color:var(--text-primary);line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-sm)}
a{color:var(--primary-light);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary)}
a:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
button,input,textarea{font-family:inherit;font-size:1rem;border:none;outline:none;transition:var(--transition)}
button{cursor:pointer}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700;color:var(--text-primary)}
h1{font-size:clamp(2rem,5vw,3.2rem);letter-spacing:-0.02em}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem);letter-spacing:-0.01em}
h3{font-size:clamp(1.2rem,2.5vw,1.6rem)}
h4{font-size:1.1rem}
p{margin-bottom:1rem}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gap)}
.section{padding:clamp(48px,8vw,96px) 0}
.section-title{text-align:center;margin-bottom:var(--gap-lg)}
.section-title h2{position:relative;display:inline-block;margin-bottom:8px}
.section-title h2::after{content:'';display:block;width:60px;height:4px;background:var(--primary);border-radius:2px;margin:12px auto 0}
.section-title p{color:var(--text-secondary);font-size:1.05rem;max-width:640px;margin:12px auto 0}
.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:1rem;transition:var(--transition);border:2px solid transparent;letter-spacing:0.3px}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 24px rgba(230,57,70,0.35)}
.btn-outline{background:transparent;color:var(--text-primary);border-color:var(--border-color)}
.btn-outline:hover{background:var(--bg-card);border-color:var(--primary-light);color:var(--primary-light);transform:translateY(-2px)}
.btn-sm{padding:8px 18px;font-size:0.9rem}
.badge{display:inline-block;padding:4px 14px;border-radius:20px;font-size:0.8rem;font-weight:600;background:var(--primary);color:#fff;letter-spacing:0.3px}
.badge-secondary{background:var(--secondary-light);color:#fff}
.badge-outline{background:transparent;border:1px solid var(--border-color);color:var(--text-secondary)}
.tag{display:inline-block;padding:3px 12px;border-radius:6px;font-size:0.8rem;background:var(--bg-input);color:var(--text-secondary);transition:var(--transition);border:1px solid var(--border-color)}
.tag:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.card{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border-color);overflow:hidden;transition:var(--transition)}
.card:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:rgba(230,57,70,0.3)}
.card-img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.card-body{padding:20px}
.card-title{font-size:1.1rem;font-weight:700;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-text{color:var(--text-secondary);font-size:0.92rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:16px 0;font-size:0.92rem;color:var(--text-secondary)}
.breadcrumb a{color:var(--text-secondary)}
.breadcrumb a:hover{color:var(--primary-light)}
.breadcrumb .sep{color:var(--text-muted)}
.breadcrumb .current{color:var(--text-primary);font-weight:600}
.header{position:sticky;top:0;z-index:1000;background:rgba(15,15,26,0.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(42,42,74,0.5)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.header-logo{display:flex;align-items:center;gap:10px;font-size:1.4rem;font-weight:800;color:var(--text-primary);flex-shrink:0}
.header-logo i{color:var(--primary);font-size:1.6rem}
.header-logo span{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.header-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.header-nav a{padding:8px 18px;border-radius:var(--radius-sm);font-weight:500;font-size:0.95rem;color:var(--text-secondary);transition:var(--transition);position:relative;white-space:nowrap}
.header-nav a:hover,.header-nav a.active{color:var(--text-primary);background:rgba(230,57,70,0.12)}
.header-nav a.active{color:var(--primary);font-weight:600}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.header-search{position:relative;display:flex;align-items:center}
.header-search input{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:8px 36px 8px 14px;color:var(--text-primary);font-size:0.9rem;width:180px;transition:var(--transition)}
.header-search input:focus{border-color:var(--primary);width:220px;box-shadow:0 0 0 3px rgba(230,57,70,0.15)}
.header-search input::placeholder{color:var(--text-muted)}
.header-search button{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;color:var(--text-muted);font-size:0.95rem;padding:4px}
.header-search button:hover{color:var(--primary)}
.mobile-toggle{display:none;background:none;color:var(--text-primary);font-size:1.4rem;padding:8px;border-radius:var(--radius-sm)}
.mobile-toggle:hover{background:var(--bg-card)}
@media(max-width:1024px){
  .header-nav{display:none;position:absolute;top:68px;left:0;right:0;background:rgba(15,15,26,0.98);backdrop-filter:blur(20px);flex-direction:column;padding:16px;border-bottom:1px solid var(--border-color);gap:2px}
  .header-nav.open{display:flex}
  .header-nav a{padding:12px 16px;width:100%;border-radius:var(--radius-sm)}
  .mobile-toggle{display:block}
  .header-search input{width:140px}
  .header-search input:focus{width:160px}
}
@media(max-width:520px){
  .header .container{height:60px;gap:8px}
  .header-logo{font-size:1.2rem}
  .header-logo i{font-size:1.3rem}
  .header-search{display:none}
  .header-actions .btn{font-size:0.85rem;padding:8px 14px}
}

.article-hero{position:relative;padding:clamp(40px,6vw,80px) 0 40px;background:linear-gradient(135deg,var(--bg-dark) 0%,var(--bg-section) 100%)}
.article-hero::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:0.06;pointer-events:none}
.article-hero .container{position:relative;z-index:1}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;margin-bottom:20px;font-size:0.92rem;color:var(--text-secondary)}
.article-meta .meta-item{display:flex;align-items:center;gap:6px}
.article-meta i{color:var(--primary);font-size:0.85rem}
.article-hero h1{font-size:clamp(1.6rem,4vw,2.6rem);font-weight:800;line-height:1.25;margin-bottom:16px;color:var(--text-primary)}
.article-hero .lead{font-size:1.1rem;color:var(--text-secondary);max-width:800px;line-height:1.7}

.article-main{padding:clamp(32px,5vw,64px) 0 80px}
.article-layout{display:grid;grid-template-columns:1fr 320px;gap:var(--gap-lg);align-items:start}
.article-content{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border-color);padding:clamp(20px,3vw,40px)}
.article-content .content-body{font-size:1.05rem;line-height:1.8;color:var(--text-primary)}
.article-content .content-body p{margin-bottom:1.2rem}
.article-content .content-body h2,.article-content .content-body h3{margin-top:1.8rem;margin-bottom:0.8rem;color:var(--text-primary)}
.article-content .content-body h2{font-size:1.5rem;border-left:4px solid var(--primary);padding-left:16px}
.article-content .content-body h3{font-size:1.2rem}
.article-content .content-body ul,.article-content .content-body ol{padding-left:24px;margin-bottom:1.2rem}
.article-content .content-body li{margin-bottom:0.4rem;list-style:disc;color:var(--text-secondary)}
.article-content .content-body ol li{list-style:decimal}
.article-content .content-body blockquote{border-left:4px solid var(--primary);background:var(--bg-input);padding:16px 20px;margin:1.2rem 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-secondary);font-style:italic}
.article-content .content-body img{border-radius:var(--radius-sm);margin:1.2rem 0;box-shadow:var(--shadow-sm)}
.article-content .content-body a{color:var(--primary-light);text-decoration:underline;text-underline-offset:2px}
.article-content .content-body a:hover{color:var(--primary)}
.article-footer-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:32px;padding-top:24px;border-top:1px solid var(--border-color)}
.article-footer-tags .tag-label{font-weight:600;color:var(--text-secondary);font-size:0.9rem}
.article-footer-tags .tag{margin:0}

.article-sidebar{display:flex;flex-direction:column;gap:var(--gap)}
.sidebar-card{background:var(--bg-card);border-radius:var(--radius);border:1px solid var(--border-color);padding:24px}
.sidebar-card h4{font-size:1.05rem;margin-bottom:16px;display:flex;align-items:center;gap:8px;color:var(--text-primary)}
.sidebar-card h4 i{color:var(--primary)}
.sidebar-list{display:flex;flex-direction:column;gap:10px}
.sidebar-list a{display:flex;align-items:flex-start;gap:12px;padding:12px;border-radius:var(--radius-sm);background:var(--bg-input);transition:var(--transition);color:var(--text-secondary)}
.sidebar-list a:hover{background:rgba(230,57,70,0.1);color:var(--text-primary);transform:translateX(4px)}
.sidebar-list a .num{font-weight:700;color:var(--primary);font-size:0.9rem;min-width:24px}
.sidebar-list a .info{flex:1;min-width:0}
.sidebar-list a .info .title-sm{font-size:0.88rem;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--text-primary)}
.sidebar-list a .info .time{font-size:0.78rem;color:var(--text-muted);margin-top:2px}
.sidebar-cta{background:linear-gradient(135deg,var(--primary),var(--primary-dark));border:none;text-align:center;padding:28px 20px}
.sidebar-cta h4{color:#fff;justify-content:center;margin-bottom:8px}
.sidebar-cta p{color:rgba(255,255,255,0.85);font-size:0.9rem;margin-bottom:16px}
.sidebar-cta .btn{background:#fff;color:var(--primary);border-color:#fff}
.sidebar-cta .btn:hover{background:rgba(255,255,255,0.9);transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,0.2)}

.article-notfound{text-align:center;padding:80px 20px}
.article-notfound i{font-size:4rem;color:var(--text-muted);margin-bottom:20px}
.article-notfound h2{font-size:1.8rem;margin-bottom:12px}
.article-notfound p{color:var(--text-secondary);margin-bottom:24px}

.related-section{background:var(--bg-section)}
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--gap)}
.related-card .card-img{aspect-ratio:16/10}
.related-card .card-body{padding:16px}
.related-card .card-body .card-title{font-size:1rem}

.faq-section{background:var(--bg-dark)}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:900px;margin:0 auto}
.faq-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:20px 24px;transition:var(--transition)}
.faq-item:hover{border-color:rgba(230,57,70,0.3);box-shadow:var(--shadow-sm)}
.faq-item h4{font-size:1rem;font-weight:700;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.faq-item h4 i{color:var(--primary);font-size:0.9rem}
.faq-item p{color:var(--text-secondary);font-size:0.92rem;margin-bottom:0;padding-left:24px}

.cta-section{background:linear-gradient(135deg,var(--secondary) 0%,var(--bg-section) 100%);position:relative;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:0.05;pointer-events:none}
.cta-section .container{position:relative;z-index:1;text-align:center}
.cta-section h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:12px}
.cta-section p{color:var(--text-secondary);max-width:600px;margin:0 auto 24px;font-size:1.05rem}
.cta-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}

.footer{background:var(--bg-card);border-top:1px solid var(--border-color);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand h3{font-size:1.3rem;display:flex;align-items:center;gap:8px;margin-bottom:12px}
.footer-brand h3 i{color:var(--primary)}
.footer-brand p{color:var(--text-secondary);font-size:0.92rem;line-height:1.7;max-width:400px}
.footer-col h4{font-size:1rem;font-weight:700;margin-bottom:16px;color:var(--text-primary)}
.footer-col a{display:block;color:var(--text-secondary);font-size:0.9rem;padding:4px 0;transition:var(--transition)}
.footer-col a:hover{color:var(--primary-light);padding-left:4px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;padding:20px 0;border-top:1px solid var(--border-color);font-size:0.85rem;color:var(--text-muted)}
.footer-bottom a{color:var(--text-muted)}
.footer-bottom a:hover{color:var(--primary-light)}
@media(max-width:1024px){
  .article-layout{grid-template-columns:1fr}
  .faq-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:768px){
  .header-nav.open{display:flex}
  .related-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
  .faq-grid{grid-template-columns:1fr}
}
@media(max-width:520px){
  .related-grid{grid-template-columns:1fr}
  .article-hero h1{font-size:1.4rem}
  .article-meta{font-size:0.82rem;gap:8px 12px}
  .article-content{padding:16px}
  .article-content .content-body{font-size:0.95rem}
  .sidebar-card{padding:16px}
  .cta-actions .btn{width:100%}
}

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #0f1b2d;
            --primary-light: #1a2d4a;
            --primary-dark: #080f1a;
            --accent: #e89020;
            --accent-hover: #f5a832;
            --accent-glow: rgba(232, 144, 32, 0.25);
            --bg-body: #0b1422;
            --bg-card: #13203a;
            --bg-card-hover: #1b2d50;
            --bg-section: #0e1a2e;
            --bg-section-alt: #111f38;
            --text-primary: #f0f4fa;
            --text-secondary: #b0c4de;
            --text-weak: #6a7f9e;
            --border-color: rgba(255, 255, 255, 0.06);
            --border-light: rgba(255, 255, 255, 0.10);
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.40);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.55);
            --transition: 0.30s cubic-bezier(0.22, 1, 0.36, 1);
            --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --container-max: 1240px;
            --header-h: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-primary);
            background: var(--bg-body);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(232, 144, 32, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 90%, rgba(232, 144, 32, 0.03) 0%, transparent 55%);
            min-height: 100vh;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent-hover);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Nav ===== */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(11, 20, 34, 0.88);
            backdrop-filter: blur(18px) saturate(1.3);
            border-bottom: 1px solid var(--border-color);
            height: var(--header-h);
            transition: background var(--transition);
        }
        .header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .header-logo i {
            color: var(--accent);
            font-size: 26px;
        }
        .header-logo:hover {
            color: var(--text-primary);
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .header-nav a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-xs);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            position: relative;
        }
        .header-nav a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.05);
        }
        .header-nav a.active {
            color: var(--text-primary);
            background: rgba(232, 144, 32, 0.12);
        }
        .header-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 60%;
            height: 2px;
            background: var(--accent);
            border-radius: 4px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-actions .search-toggle {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-xs);
            color: var(--text-secondary);
            font-size: 18px;
            transition: all var(--transition);
        }
        .header-actions .search-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-primary);
        }
        .header-actions .btn-cta {
            padding: 8px 22px;
            border-radius: var(--radius-xs);
            background: var(--accent);
            color: #0b1422;
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .header-actions .btn-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px var(--accent-glow);
            color: #0b1422;
        }
        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--text-primary);
            border-radius: var(--radius-xs);
        }
        .mobile-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        @media (max-width: 820px) {
            .header-nav {
                position: fixed;
                top: var(--header-h);
                left: 0;
                width: 100%;
                background: rgba(11, 20, 34, 0.96);
                backdrop-filter: blur(18px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border-color);
                transform: translateY(-110%);
                opacity: 0;
                pointer-events: none;
                transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
            }
            .header-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .header-nav a {
                width: 100%;
                padding: 12px 16px;
                font-size: 16px;
            }
            .header-nav a.active::after {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-actions .btn-cta span {
                display: none;
            }
        }
        @media (max-width: 480px) {
            .header-logo {
                font-size: 18px;
            }
            .header-logo i {
                font-size: 22px;
            }
            .header-actions .btn-cta {
                padding: 8px 14px;
                font-size: 13px;
            }
        }

        /* ===== Page Banner (Hero) ===== */
        .page-banner {
            position: relative;
            margin-top: var(--header-h);
            padding: 100px 0 80px;
            background: var(--primary-dark);
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }
        .page-banner .bg-layer {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.35;
            transform: scale(1.02);
            transition: transform 8s ease;
        }
        .page-banner:hover .bg-layer {
            transform: scale(1.06);
        }
        .page-banner .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 20, 34, 0.88) 0%, rgba(11, 20, 34, 0.60) 50%, rgba(11, 20, 34, 0.85) 100%);
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-banner .breadcrumb {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-weak);
            margin-bottom: 20px;
        }
        .page-banner .breadcrumb a {
            color: var(--text-secondary);
        }
        .page-banner .breadcrumb a:hover {
            color: var(--accent);
        }
        .page-banner .breadcrumb i {
            font-size: 12px;
            color: var(--text-weak);
        }
        .page-banner h1 {
            font-size: clamp(32px, 5.6vw, 62px);
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.15;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .page-banner h1 i {
            color: var(--accent);
        }
        .page-banner .subtitle {
            font-size: clamp(16px, 2vw, 20px);
            color: var(--text-secondary);
            max-width: 700px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .page-banner .banner-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .page-banner .btn-primary {
            padding: 14px 36px;
            border-radius: var(--radius-xs);
            background: var(--accent);
            color: #0b1422;
            font-weight: 700;
            font-size: 16px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .page-banner .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px var(--accent-glow);
            color: #0b1422;
        }
        .page-banner .btn-outline {
            padding: 14px 36px;
            border-radius: var(--radius-xs);
            border: 1.5px solid rgba(255, 255, 255, 0.20);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
        }
        .page-banner .btn-outline:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(232, 144, 32, 0.06);
            transform: translateY(-2px);
        }
        @media (max-width: 640px) {
            .page-banner {
                padding: 70px 0 50px;
                min-height: 300px;
            }
            .page-banner .banner-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .page-banner .btn-primary,
            .page-banner .btn-outline {
                justify-content: center;
            }
        }

        /* ===== Section Base ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-dark {
            background: var(--bg-section);
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-header h2 {
            font-size: clamp(26px, 4vw, 38px);
            font-weight: 700;
            letter-spacing: -0.3px;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .section-header h2 i {
            color: var(--accent);
        }
        .section-header p {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-header .badge-group {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .section-header .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 16px;
            border-radius: 40px;
            background: rgba(232, 144, 32, 0.10);
            border: 1px solid rgba(232, 144, 32, 0.20);
            color: var(--accent);
            font-size: 13px;
            font-weight: 500;
        }
        @media (max-width: 640px) {
            .section {
                padding: 50px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        /* ===== Category Tabs ===== */
        .category-tabs {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }
        .category-tabs .tab-btn {
            padding: 10px 24px;
            border-radius: 40px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-light);
            color: var(--text-secondary);
            font-size: 15px;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition);
        }
        .category-tabs .tab-btn:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-primary);
            border-color: rgba(255, 255, 255, 0.15);
        }
        .category-tabs .tab-btn.active {
            background: var(--accent);
            border-color: var(--accent);
            color: #0b1422;
            box-shadow: 0 4px 16px var(--accent-glow);
        }
        .category-tabs .tab-btn i {
            font-size: 16px;
        }
        @media (max-width: 640px) {
            .category-tabs {
                gap: 8px;
            }
            .category-tabs .tab-btn {
                padding: 8px 16px;
                font-size: 14px;
            }
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media (max-width: 1024px) {
            .card-grid.cols-3,
            .card-grid.cols-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .card-grid,
            .card-grid.cols-3,
            .card-grid.cols-4 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        /* ===== Event Card ===== */
        .event-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .event-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .event-card .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--primary-light);
        }
        .event-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .event-card:hover .card-img img {
            transform: scale(1.06);
        }
        .event-card .card-img .badge-top {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .event-card .card-img .badge-top span {
            padding: 4px 12px;
            border-radius: 40px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(11, 20, 34, 0.75);
            backdrop-filter: blur(6px);
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .event-card .card-img .badge-top .live {
            background: rgba(220, 38, 38, 0.85);
            color: #fff;
            animation: pulse-live 1.8s ease-in-out infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .event-card .card-img .play-btn {
            position: absolute;
            bottom: 12px;
            right: 12px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(232, 144, 32, 0.90);
            backdrop-filter: blur(6px);
            color: #0b1422;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: all var(--transition);
            opacity: 0;
            transform: scale(0.85);
        }
        .event-card:hover .card-img .play-btn {
            opacity: 1;
            transform: scale(1);
        }
        .event-card .card-img .play-btn:hover {
            background: var(--accent);
            transform: scale(1.10);
        }
        .event-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .event-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-weak);
        }
        .event-card .card-body .meta i {
            margin-right: 4px;
            font-size: 14px;
        }
        .event-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .event-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
        }
        .event-card .card-body .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 4px;
        }
        .event-card .card-body .tags span {
            padding: 3px 12px;
            border-radius: 40px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-light);
            font-size: 12px;
            color: var(--text-weak);
        }
        .event-card .card-foot {
            padding: 12px 20px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .event-card .card-foot .price {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
        }
        .event-card .card-foot .price small {
            font-size: 13px;
            font-weight: 400;
            color: var(--text-weak);
        }
        .event-card .card-foot .btn-sm {
            padding: 8px 20px;
            border-radius: var(--radius-xs);
            background: rgba(232, 144, 32, 0.12);
            color: var(--accent);
            font-weight: 600;
            font-size: 13px;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .event-card .card-foot .btn-sm:hover {
            background: var(--accent);
            color: #0b1422;
            box-shadow: 0 4px 16px var(--accent-glow);
        }
        @media (max-width: 640px) {
            .event-card .card-body {
                padding: 16px;
            }
            .event-card .card-body h3 {
                font-size: 16px;
            }
            .event-card .card-foot {
                padding: 8px 16px 16px;
                flex-direction: column;
                gap: 10px;
                align-items: stretch;
            }
            .event-card .card-foot .btn-sm {
                justify-content: center;
            }
        }

        /* ===== Stats Section ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 32px 16px;
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .stat-item:hover {
            background: var(--bg-card-hover);
            border-color: rgba(255, 255, 255, 0.08);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
        }
        .stat-item .icon {
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 12px;
        }
        .stat-item .number {
            font-size: clamp(30px, 4vw, 42px);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .stat-item .label {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 6px;
        }
        @media (max-width: 820px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item {
                padding: 20px 12px;
            }
            .stat-item .icon {
                font-size: 26px;
            }
        }

        /* ===== Schedule List ===== */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .schedule-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 18px 24px;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .schedule-item:hover {
            background: var(--bg-card-hover);
            border-color: rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
        }
        .schedule-item .time {
            min-width: 80px;
            font-size: 15px;
            font-weight: 600;
            color: var(--accent);
            display: flex;
            flex-direction: column;
            align-items: center;
            line-height: 1.3;
        }
        .schedule-item .time small {
            font-size: 12px;
            font-weight: 400;
            color: var(--text-weak);
        }
        .schedule-item .info {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .schedule-item .info .name {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
        }
        .schedule-item .info .detail {
            font-size: 13px;
            color: var(--text-weak);
        }
        .schedule-item .status {
            padding: 4px 16px;
            border-radius: 40px;
            font-size: 13px;
            font-weight: 500;
            background: rgba(232, 144, 32, 0.10);
            color: var(--accent);
            white-space: nowrap;
        }
        .schedule-item .status.live {
            background: rgba(220, 38, 38, 0.15);
            color: #ef4444;
            animation: pulse-live 1.8s ease-in-out infinite;
        }
        .schedule-item .status.done {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-weak);
        }
        @media (max-width: 640px) {
            .schedule-item {
                flex-wrap: wrap;
                gap: 12px;
                padding: 14px 16px;
            }
            .schedule-item .time {
                min-width: 60px;
                font-size: 14px;
                flex-direction: row;
                gap: 4px;
            }
            .schedule-item .info .name {
                font-size: 15px;
            }
            .schedule-item .status {
                font-size: 12px;
                padding: 3px 12px;
            }
        }

        /* ===== Feature Grid ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .feature-card {
            text-align: center;
            padding: 36px 20px;
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .feature-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(255, 255, 255, 0.08);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .feature-card .icon {
            width: 60px;
            height: 60px;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(232, 144, 32, 0.10);
            color: var(--accent);
            font-size: 26px;
            transition: all var(--transition);
        }
        .feature-card:hover .icon {
            background: var(--accent);
            color: #0b1422;
            box-shadow: 0 0 30px var(--accent-glow);
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        @media (max-width: 820px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 480px) {
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .feature-card {
                padding: 24px 16px;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.08);
        }
        .faq-item .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            gap: 16px;
            transition: background var(--transition);
            user-select: none;
        }
        .faq-item .faq-q:hover {
            background: rgba(255, 255, 255, 0.02);
        }
        .faq-item .faq-q i {
            font-size: 18px;
            color: var(--accent);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }
        .faq-item .faq-a {
            padding: 0 22px 18px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }
        @media (max-width: 640px) {
            .faq-item .faq-q {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-item .faq-a {
                padding: 0 16px 14px;
                font-size: 14px;
            }
        }

        /* ===== CTA Section ===== */
        .cta-section {
            background: var(--primary-light);
            background-image: radial-gradient(ellipse at 30% 50%, rgba(232, 144, 32, 0.08) 0%, transparent 60%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .cta-box {
            text-align: center;
            padding: 60px 20px;
        }
        .cta-box h2 {
            font-size: clamp(26px, 3.6vw, 38px);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .cta-box p {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .cta-box .cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-box .btn-primary-lg {
            padding: 16px 42px;
            border-radius: var(--radius-xs);
            background: var(--accent);
            color: #0b1422;
            font-weight: 700;
            font-size: 17px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .cta-box .btn-primary-lg:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 36px var(--accent-glow);
            color: #0b1422;
        }
        .cta-box .btn-ghost-lg {
            padding: 16px 36px;
            border-radius: var(--radius-xs);
            border: 1.5px solid rgba(255, 255, 255, 0.15);
            color: var(--text-primary);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
        }
        .cta-box .btn-ghost-lg:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: rgba(232, 144, 32, 0.06);
            transform: translateY(-2px);
        }
        @media (max-width: 640px) {
            .cta-box {
                padding: 40px 16px;
            }
            .cta-box .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-box .btn-primary-lg,
            .cta-box .btn-ghost-lg {
                justify-content: center;
            }
        }

        /* ===== Footer ===== */
        .footer {
            background: var(--primary-dark);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }
        .footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer .footer-brand h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .footer .footer-brand h3 i {
            color: var(--accent);
        }
        .footer .footer-brand p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 340px;
        }
        .footer .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer .footer-col a {
            display: block;
            font-size: 14px;
            color: var(--text-weak);
            padding: 5px 0;
            transition: all var(--transition);
        }
        .footer .footer-col a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer .footer-col a i {
            width: 20px;
            color: var(--accent);
        }
        .footer .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-weak);
        }
        .footer .footer-bottom a {
            color: var(--text-weak);
        }
        .footer .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 820px) {
            .footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .footer .footer-brand {
                grid-column: 1 / -1;
            }
            .footer .footer-brand p {
                max-width: 100%;
            }
        }
        @media (max-width: 480px) {
            .footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer {
                padding: 40px 0 20px;
            }
            .footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-body);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary-light);
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-weak);
        }

        /* ===== Focus ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }