/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --clr-primary: #0d1117;
  --clr-primary-light: #161b22;
  --clr-accent: #f0b429;
  --clr-accent-hover: #f7c948;
  --clr-accent-dark: #d49a1a;
  --clr-orange: #ff6b35;
  --clr-orange-hover: #ff8555;
  --clr-text: #f0f0f0;
  --clr-text-muted: #8b8fa3;
  --clr-text-dark: #c0c4d0;
  --clr-border: #21262d;
  --clr-card-bg: #161b22;
  --clr-card-hover: #1c2333;
  --clr-success: #2ea043;
  --clr-error: #da3633;
  --clr-badge: #f0b429;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 12px 48px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(240,180,41,0.15);
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --container-pad: 24px;
  --container-max: 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-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--clr-text);
  background: var(--clr-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: var(--clr-accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-accent-hover); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button, input, textarea { font: inherit; border: none; outline: none; background: none; color: inherit; }
input::placeholder, textarea::placeholder { color: var(--clr-text-muted); }
/* ===== Container ===== */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad); }
/* ===== Header / Nav ===== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(13,17,23,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--transition), box-shadow var(--transition);
}
.header.scrolled { background: rgba(13,17,23,0.98); box-shadow: var(--shadow-md); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--container-pad);
}
.logo { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; color: var(--clr-text); display: flex; align-items: center; gap: 10px; }
.logo-icon { width: 36px; height: 36px; background: linear-gradient(135deg, var(--clr-accent), var(--clr-orange)); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; color: var(--clr-primary); }
.logo span { color: var(--clr-accent); }
.nav { display: flex; align-items: center; gap: 8px; }
.nav a {
  display: inline-flex; align-items: center; padding: 8px 20px;
  font-size: 0.95rem; font-weight: 500; color: var(--clr-text-dark);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  position: relative;
}
.nav a:hover { color: var(--clr-text); background: rgba(240,180,41,0.08); }
.nav a.active { color: var(--clr-accent); background: rgba(240,180,41,0.12); }
.nav a.active::after { content: ''; position: absolute; bottom: -1px; left: 20px; right: 20px; height: 2px; background: var(--clr-accent); border-radius: 2px; }
.nav-cta {
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark));
  color: var(--clr-primary) !important;
  font-weight: 600 !important;
  padding: 8px 24px !important;
  border-radius: var(--radius-sm) !important;
  box-shadow: var(--shadow-glow);
  transition: all var(--transition);
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 0 40px rgba(240,180,41,0.25); color: var(--clr-primary) !important; }
.nav-toggle { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; cursor: pointer; border-radius: var(--radius-sm); transition: background var(--transition); }
.nav-toggle:hover { background: rgba(255,255,255,0.05); }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--clr-text); border-radius: 2px; position: relative; transition: all var(--transition); }
.nav-toggle span::before, .nav-toggle span::after { content: ''; position: absolute; left: 0; width: 100%; height: 2px; background: var(--clr-text); border-radius: 2px; transition: all var(--transition); }
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.open span::after { top: 0; transform: rotate(-45deg); }
/* ===== Hero ===== */
.hero {
  min-height: 88vh;
  display: flex; align-items: center;
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(13,17,23,0.92) 30%, rgba(13,17,23,0.6) 70%, rgba(13,17,23,0.4));
  z-index: 1;
}
.hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 120px;
  background: linear-gradient(to top, var(--clr-primary), transparent);
  z-index: 1;
}
.hero-content { position: relative; z-index: 2; max-width: 780px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(240,180,41,0.12); border: 1px solid rgba(240,180,41,0.25);
  padding: 6px 18px; border-radius: 100px;
  font-size: 0.85rem; color: var(--clr-accent); font-weight: 500;
  margin-bottom: 24px; letter-spacing: 0.3px;
}
.hero-badge i { font-size: 14px; }
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800; line-height: 1.15; letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.hero h1 span { background: linear-gradient(135deg, var(--clr-accent), var(--clr-orange)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--clr-text-dark);
  max-width: 620px; line-height: 1.8;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 1rem;
  cursor: pointer; transition: all var(--transition);
  border: none; text-decoration: none;
}
.btn-primary { background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark)); color: var(--clr-primary); box-shadow: var(--shadow-glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 50px rgba(240,180,41,0.3); color: var(--clr-primary); }
.btn-outline { border: 1.5px solid var(--clr-border); color: var(--clr-text); background: rgba(255,255,255,0.03); }
.btn-outline:hover { border-color: var(--clr-accent); color: var(--clr-accent); background: rgba(240,180,41,0.06); transform: translateY(-2px); }
.btn-lg { padding: 16px 40px; font-size: 1.1rem; }
.hero-stats {
  display: flex; gap: 40px; margin-top: 48px;
  padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.06);
}
.hero-stat h3 { font-size: 2rem; font-weight: 800; color: var(--clr-accent); line-height: 1.2; }
.hero-stat p { font-size: 0.9rem; color: var(--clr-text-muted); margin: 0; }
/* ===== Section ===== */
.section { padding: 80px 0; }
.section-dark { background: var(--clr-primary-light); }
.section-divider { border-top: 1px solid var(--clr-border); }
.section-header { text-align: center; margin-bottom: 52px; }
.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700; letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.section-header h2 span { color: var(--clr-accent); }
.section-header p { color: var(--clr-text-muted); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }
.section-tag {
  display: inline-block;
  background: rgba(240,180,41,0.1); border: 1px solid rgba(240,180,41,0.2);
  padding: 4px 16px; border-radius: 100px;
  font-size: 0.8rem; color: var(--clr-accent); font-weight: 500;
  margin-bottom: 16px; letter-spacing: 0.5px;
}
/* ===== Cards Grid ===== */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.card {
  background: var(--clr-card-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.card:hover { border-color: rgba(240,180,41,0.2); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card-icon { width: 52px; height: 52px; border-radius: var(--radius-sm); background: rgba(240,180,41,0.1); display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 18px; color: var(--clr-accent); }
.card h3 { font-size: 1.2rem; font-weight: 600; margin-bottom: 10px; }
.card p { color: var(--clr-text-muted); font-size: 0.95rem; line-height: 1.6; }
.card .badge {
  position: absolute; top: 16px; right: 16px;
  background: rgba(240,180,41,0.12); color: var(--clr-accent);
  font-size: 0.75rem; padding: 2px 12px; border-radius: 100px;
  font-weight: 500;
}
.card-cover { padding: 0; overflow: hidden; }
.card-cover img { width: 100%; height: 200px; object-fit: cover; transition: transform var(--transition); }
.card-cover:hover img { transform: scale(1.04); }
.card-cover-body { padding: 22px 24px 26px; }
.card-cover-body h3 { font-size: 1.1rem; margin-bottom: 6px; }
.card-cover-body .meta { font-size: 0.8rem; color: var(--clr-text-muted); display: flex; gap: 16px; margin-top: 12px; }
/* ===== News List ===== */
.news-list { display: grid; gap: 16px; }
.news-item {
  display: flex; align-items: flex-start; gap: 20px;
  padding: 18px 20px;
  background: var(--clr-card-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.news-item:hover { border-color: rgba(240,180,41,0.15); background: var(--clr-card-hover); transform: translateX(4px); }
.news-item .date { color: var(--clr-text-muted); font-size: 0.85rem; white-space: nowrap; min-width: 80px; padding-top: 2px; }
.news-item .info { flex: 1; }
.news-item .info h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.news-item .info h4 a { color: var(--clr-text); }
.news-item .info h4 a:hover { color: var(--clr-accent); }
.news-item .info p { font-size: 0.9rem; color: var(--clr-text-muted); line-height: 1.5; }
.news-item .cat {
  font-size: 0.75rem; color: var(--clr-accent);
  background: rgba(240,180,41,0.08);
  padding: 2px 12px; border-radius: 100px;
  white-space: nowrap;
}
/* ===== Stats / Numbers ===== */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card {
  text-align: center;
  background: var(--clr-card-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 32px 20px;
  transition: all var(--transition);
}
.stat-card:hover { border-color: rgba(240,180,41,0.2); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-card .num { font-size: 2.8rem; font-weight: 800; color: var(--clr-accent); line-height: 1.1; }
.stat-card .num span { font-size: 1.4rem; }
.stat-card .label { color: var(--clr-text-muted); margin-top: 8px; font-size: 0.95rem; }
/* ===== Flow / Timeline ===== */
.flow-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; position: relative; }
.flow-step { text-align: center; padding: 32px 20px; background: var(--clr-card-bg); border: 1px solid var(--clr-border); border-radius: var(--radius-md); position: relative; transition: all var(--transition); }
.flow-step:hover { border-color: rgba(240,180,41,0.2); transform: translateY(-4px); }
.flow-step .step-num { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark)); color: var(--clr-primary); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; font-weight: 800; margin: 0 auto 16px; }
.flow-step h4 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.flow-step p { color: var(--clr-text-muted); font-size: 0.9rem; }
/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; display: grid; gap: 12px; }
.faq-item {
  background: var(--clr-card-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border var(--transition);
}
.faq-item.open { border-color: rgba(240,180,41,0.2); }
.faq-q {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 24px; cursor: pointer;
  font-weight: 500; font-size: 1rem;
  transition: background var(--transition);
  user-select: none;
}
.faq-q:hover { background: rgba(255,255,255,0.02); }
.faq-q .icon { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: rgba(240,180,41,0.1); color: var(--clr-accent); font-size: 14px; transition: transform var(--transition); flex-shrink: 0; }
.faq-item.open .faq-q .icon { transform: rotate(180deg); }
.faq-a {
  padding: 0 24px 18px;
  color: var(--clr-text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  display: none;
}
.faq-item.open .faq-a { display: block; }
/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, rgba(240,180,41,0.06), rgba(255,107,53,0.04));
  border-top: 1px solid rgba(240,180,41,0.1);
  border-bottom: 1px solid rgba(240,180,41,0.1);
}
.cta-box {
  text-align: center; padding: 64px 20px;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.cta-box::before { content: ''; position: absolute; inset: 0; background: rgba(13,17,23,0.85); border-radius: var(--radius-lg); }
.cta-box > * { position: relative; z-index: 2; }
.cta-box h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); font-weight: 700; margin-bottom: 12px; }
.cta-box p { color: var(--clr-text-dark); max-width: 520px; margin: 0 auto 28px; font-size: 1.05rem; }
/* ===== Footer ===== */
.footer {
  background: var(--clr-primary-light);
  border-top: 1px solid var(--clr-border);
  padding: 48px 0 32px;
}
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.footer-brand .logo { margin-bottom: 12px; }
.footer-brand p { color: var(--clr-text-muted); font-size: 0.9rem; max-width: 320px; }
.footer-col h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 16px; color: var(--clr-text); }
.footer-col a { display: block; color: var(--clr-text-muted); font-size: 0.9rem; padding: 4px 0; transition: color var(--transition); }
.footer-col a:hover { color: var(--clr-accent); }
.footer-bottom { margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--clr-border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { color: var(--clr-text-muted); font-size: 0.85rem; }
.footer-bottom a { color: var(--clr-text-muted); font-size: 0.85rem; }
.footer-bottom a:hover { color: var(--clr-accent); }
/* ===== Back to top ===== */
.back-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 999;
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--clr-accent); color: var(--clr-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; cursor: pointer;
  box-shadow: var(--shadow-glow);
  opacity: 0; visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition);
  border: none;
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { transform: translateY(-4px); box-shadow: 0 0 50px rgba(240,180,41,0.3); }
/* ===== Empty State ===== */
.empty-state { text-align: center; padding: 40px 20px; color: var(--clr-text-muted); }
.empty-state i { font-size: 48px; margin-bottom: 16px; opacity: 0.3; }
.empty-state p { font-size: 1.05rem; }
/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --container-pad: 16px; --header-h: 64px; }
  .nav { position: fixed; top: var(--header-h); left: 0; right: 0; background: rgba(13,17,23,0.98); backdrop-filter: blur(16px); flex-direction: column; padding: 20px; gap: 4px; border-bottom: 1px solid var(--clr-border); transform: translateY(-110%); opacity: 0; transition: all var(--transition); pointer-events: none; }
  .nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav a { width: 100%; justify-content: center; padding: 12px 20px; }
  .nav a.active::after { display: none; }
  .nav-cta { width: 100%; text-align: center; }
  .nav-toggle { display: flex; }
  .hero { min-height: 70vh; padding: 100px 0 60px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stat { flex: 1; min-width: 80px; }
  .hero-stat h3 { font-size: 1.6rem; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .flow-row { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .section-header { margin-bottom: 36px; }
  .news-item { flex-direction: column; gap: 8px; }
  .news-item .date { min-width: auto; }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .back-top { bottom: 20px; right: 20px; width: 42px; height: 42px; font-size: 18px; }
}
@media (max-width: 520px) {
  .hero h1 { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .btn-lg { width: 100%; justify-content: center; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .stats-row { grid-template-columns: 1fr; }
  .cta-box { padding: 40px 16px; }
  .stat-card .num { font-size: 2.2rem; }
}

/* roulang page: article */
/* ===== Design Variables ===== */
:root {
  --primary: #e11d2f;
  --primary-dark: #b01220;
  --primary-light: #ff4d5a;
  --secondary: #1a1a2e;
  --secondary-light: #2d2d44;
  --accent: #f5c518;
  --accent-dark: #d4a814;
  --bg-body: #0d0d1a;
  --bg-card: #1a1a2e;
  --bg-card-hover: #22223a;
  --bg-section-alt: #111128;
  --text-primary: #f0f0f0;
  --text-secondary: #b0b0c0;
  --text-muted: #7a7a8a;
  --border-color: #2a2a45;
  --border-light: #3a3a55;
  --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 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(225,29,47,0.15);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --header-height: 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-family);
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea { font-family: inherit; outline: none; }
ul, ol { list-style: none; }
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
@media (max-width: 768px) {
  .container { padding: 0 16px; }
}

/* ===== Header / Nav ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(13, 13, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(42, 42, 69, 0.5);
  transition: var(--transition);
}
.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}
.logo .logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 18px;
  font-weight: 700;
}
.logo span { color: var(--primary); }
.logo:hover { opacity: 0.9; }
.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav a {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}
.nav a:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.nav a.active { color: var(--text-primary); background: rgba(225,29,47,0.15); }
.nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}
.nav a.nav-cta {
  background: var(--primary);
  color: #fff;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}
.nav a.nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-glow); }
.nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
  position: relative;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
  position: absolute;
  left: 0;
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle.active span { background: transparent; }
.nav-toggle.active span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.active span::after { top: 0; transform: rotate(-45deg); }
@media (max-width: 768px) {
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: rgba(13,13,26,0.98);
    backdrop-filter: blur(20px);
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--border-color);
    gap: 4px;
  }
  .nav.open a { width: 100%; padding: 12px 16px; }
  .nav.open a.nav-cta { justify-content: center; }
  .nav-toggle { display: flex; }
}

/* ===== Hero / Banner ===== */
.page-banner {
  padding: 120px 0 60px;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--bg-body) 100%);
  position: relative;
  overflow: hidden;
  min-height: 280px;
  display: flex;
  align-items: center;
}
.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity: 0.12;
  mix-blend-mode: overlay;
}
.page-banner .container { position: relative; z-index: 1; }
.page-banner h1 {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.page-banner .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 14px;
}
.page-banner .breadcrumb a { color: var(--primary); }
.page-banner .breadcrumb a:hover { color: var(--primary-light); }
.page-banner .breadcrumb .sep { color: var(--text-muted); }
@media (max-width: 768px) {
  .page-banner { padding: 100px 0 40px; min-height: 200px; }
  .page-banner h1 { font-size: 26px; }
}

/* ===== Article Section ===== */
.article-section {
  padding: 60px 0 80px;
}
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 48px;
}
.article-main {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
}
.article-main .article-header {
  padding: 32px 32px 0;
}
.article-main .article-header .article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.article-main .article-header .article-meta .tag {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(225,29,47,0.15);
  color: var(--primary-light);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}
.article-main .article-header .article-meta .date {
  color: var(--text-muted);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.article-main .article-header .article-meta .date i { font-size: 12px; }
.article-main .article-header h1 {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 16px;
  letter-spacing: -0.3px;
}
.article-main .article-header .article-desc {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.7;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
}
.article-main .article-cover {
  margin: 0 32px 24px;
  border-radius: var(--radius-md);
  overflow: hidden;
  max-height: 420px;
}
.article-main .article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-main .article-body {
  padding: 0 32px 32px;
}
.article-main .article-body p {
  margin-bottom: 18px;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.85;
}
.article-main .article-body h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 36px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border-color);
}
.article-main .article-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
  margin: 28px 0 12px;
}
.article-main .article-body ul, .article-main .article-body ol {
  margin: 0 0 18px 24px;
  color: var(--text-secondary);
}
.article-main .article-body li { margin-bottom: 8px; list-style: disc; }
.article-main .article-body ol li { list-style: decimal; }
.article-main .article-body strong { color: var(--text-primary); font-weight: 600; }
.article-main .article-body a { color: var(--primary-light); text-decoration: underline; }
.article-main .article-body a:hover { color: var(--accent); }
.article-main .article-body blockquote {
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  margin: 24px 0;
  background: rgba(225,29,47,0.05);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-style: italic;
}
.article-main .article-body img {
  border-radius: var(--radius-md);
  margin: 24px auto;
  max-width: 100%;
}
.article-main .article-body .content-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.article-main .article-body .content-empty i { font-size: 48px; margin-bottom: 16px; display: block; }
.article-main .article-body .content-empty a { color: var(--primary); text-decoration: underline; }
.article-footer-nav {
  display: flex;
  justify-content: space-between;
  padding: 24px 32px 32px;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border-color);
}
.article-footer-nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}
.article-footer-nav a:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); }

/* ===== Sidebar ===== */
.article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.sidebar-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 24px;
}
.sidebar-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sidebar-card h3 i { color: var(--primary); }
.sidebar-card .related-list { display: flex; flex-direction: column; gap: 12px; }
.sidebar-card .related-list a {
  display: flex;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.02);
  transition: var(--transition);
}
.sidebar-card .related-list a:hover { background: rgba(255,255,255,0.05); transform: translateX(4px); }
.sidebar-card .related-list a .rel-img {
  width: 70px;
  height: 52px;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--secondary-light);
}
.sidebar-card .related-list a .rel-img img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-card .related-list a .rel-info .rel-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}
.sidebar-card .related-list a .rel-info .rel-cat {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}
.sidebar-card .tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.sidebar-card .tag-cloud a {
  padding: 4px 14px;
  background: rgba(255,255,255,0.05);
  border-radius: 20px;
  font-size: 13px;
  color: var(--text-secondary);
  transition: var(--transition);
}
.sidebar-card .tag-cloud a:hover { background: var(--primary); color: #fff; }
.sidebar-card .cta-box {
  text-align: center;
  padding: 16px 0 0;
}
.sidebar-card .cta-box p { color: var(--text-muted); font-size: 14px; margin-bottom: 12px; }
.sidebar-card .cta-box .btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
}
.sidebar-card .cta-box .btn:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-glow); }

@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; gap: 32px; }
  .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
}
@media (max-width: 640px) {
  .article-sidebar { grid-template-columns: 1fr; }
  .article-main .article-header { padding: 20px 20px 0; }
  .article-main .article-header h1 { font-size: 22px; }
  .article-main .article-cover { margin: 0 20px 16px; }
  .article-main .article-body { padding: 0 20px 20px; }
  .article-footer-nav { padding: 16px 20px 20px; flex-direction: column; }
  .article-footer-nav a { width: 100%; justify-content: center; }
  .article-main .article-body h2 { font-size: 20px; }
  .article-main .article-body h3 { font-size: 18px; }
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 60px 0;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--bg-body) 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: 0.08;
  mix-blend-mode: overlay;
}
.cta-section .container { position: relative; z-index: 1; }
.cta-box-large {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}
.cta-box-large h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.cta-box-large p {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 28px;
  line-height: 1.7;
}
.cta-box-large .btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.cta-box-large .btn-group .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 700;
  transition: var(--transition);
}
.cta-box-large .btn-group .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.cta-box-large .btn-group .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  background: rgba(255,255,255,0.05);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}
.cta-box-large .btn-group .btn-secondary:hover { background: rgba(255,255,255,0.1); color: var(--text-primary); }
@media (max-width: 640px) {
  .cta-box-large h2 { font-size: 24px; }
  .cta-box-large .btn-group .btn-primary,
  .cta-box-large .btn-group .btn-secondary { width: 100%; justify-content: center; }
}

/* ===== Footer ===== */
.footer {
  background: var(--secondary);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
  max-width: 360px;
}
.footer-col h4 {
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  color: var(--text-muted);
  font-size: 14px;
  padding: 5px 0;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-bottom {
  padding: 24px 0;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { color: var(--text-muted); font-size: 13px; }
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary-light); }
@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ===== Utility ===== */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
@media (max-width: 640px) {
  .page-banner h1 { font-size: 24px; }
}

/* ===== Article Not Found ===== */
.not-found-article {
  padding: 80px 20px;
  text-align: center;
}
.not-found-article i {
  font-size: 56px;
  color: var(--text-muted);
  margin-bottom: 20px;
  display: block;
}
.not-found-article h2 {
  font-size: 28px;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.not-found-article p {
  color: var(--text-muted);
  margin-bottom: 24px;
  font-size: 16px;
}
.not-found-article .btn-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: var(--transition);
}
.not-found-article .btn-back:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* roulang page: category1 */
/* ==================== Design Variables ==================== */
        :root {
            --primary: #e81c2e;
            --primary-dark: #c41625;
            --primary-light: #ff4d5a;
            --secondary: #1a1a2e;
            --secondary-light: #2d2d4a;
            --accent: #f7d44a;
            --bg-dark: #0d0d1a;
            --bg-card: #151528;
            --bg-section: #0f0f22;
            --bg-light: #f5f6fa;
            --text-white: #ffffff;
            --text-light: #e0e0e8;
            --text-muted: #8888a0;
            --text-dark: #1a1a2e;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-light: #e0e0e8;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.3);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.4);
            --shadow-card: 0 4px 20px rgba(232, 28, 46, 0.08);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, 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: 1.7;
            color: var(--text-light);
            background: var(--bg-dark);
            padding-top: var(--header-h);
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: 1rem;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ==================== Typography ==================== */
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-white);
        }

        h1 {
            font-size: clamp(2.2rem, 5vw, 3.6rem);
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: clamp(1.6rem, 3.5vw, 2.4rem);
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: clamp(1.2rem, 2.2vw, 1.6rem);
        }
        h4 {
            font-size: 1.1rem;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--primary);
            background: rgba(232, 28, 46, 0.12);
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 14px;
        }

        .section-tag i {
            font-size: 0.7rem;
        }

        .section-title {
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 640px;
            line-height: 1.7;
        }

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

        .section-header .section-desc {
            margin: 0 auto;
        }

        /* ==================== Header & Navigation ==================== */
        .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 var(--border-color);
            height: var(--header-h);
        }

        .header-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-white);
            letter-spacing: -0.02em;
        }

        .logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
        }

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

        .nav {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav a {
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
        }

        .nav a:hover {
            color: var(--text-white);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav a.active {
            color: var(--text-white);
            background: rgba(232, 28, 46, 0.15);
            font-weight: 600;
        }

        .nav a.nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 8px 20px;
            border-radius: 8px;
        }

        .nav a.nav-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(232, 28, 46, 0.3);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            cursor: pointer;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-toggle span,
        .nav-toggle span::before,
        .nav-toggle span::after {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-white);
            border-radius: 2px;
            transition: var(--transition);
            content: '';
        }

        .nav-toggle span::before {
            transform: translateY(-6px);
        }

        .nav-toggle span::after {
            transform: translateY(4px);
        }

        /* ==================== Hero / Banner ==================== */
        .page-hero {
            position: relative;
            padding: 80px 0 60px;
            background: var(--bg-section);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 13, 26, 0.92) 30%, rgba(13, 13, 26, 0.6) 70%, transparent 100%);
            z-index: 1;
        }

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

        .page-hero h1 {
            font-size: clamp(2rem, 4vw, 3rem);
            margin-bottom: 16px;
        }

        .page-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
        }

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

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

        .page-hero .breadcrumb .sep {
            color: var(--text-muted);
            opacity: 0.4;
        }

        .page-hero .breadcrumb .current {
            color: var(--text-white);
        }

        .page-hero p {
            font-size: 1.1rem;
            color: var(--text-light);
            max-width: 620px;
            line-height: 1.8;
        }

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

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

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

        /* ==================== Sports Categories Grid ==================== */
        .sports-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .sport-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 32px 24px 28px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .sport-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }

        .sport-card:hover::after {
            transform: scaleX(1);
        }

        .sport-card:hover {
            transform: translateY(-6px);
            border-color: rgba(232, 28, 46, 0.2);
            box-shadow: var(--shadow-lg);
        }

        .sport-card .icon-wrap {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            background: rgba(232, 28, 46, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary);
            transition: var(--transition);
        }

        .sport-card:hover .icon-wrap {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }

        .sport-card h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        .sport-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .sport-card .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            justify-content: center;
        }

        .sport-card .tag-list .tag {
            font-size: 0.72rem;
            padding: 3px 12px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 100px;
            color: var(--text-muted);
            border: 1px solid var(--border-color);
        }

        .sport-card .tag-list .tag:hover {
            background: rgba(232, 28, 46, 0.12);
            color: var(--primary);
            border-color: rgba(232, 28, 46, 0.2);
        }

        /* ==================== Featured Events (Cards with cover images) ==================== */
        .events-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .event-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .event-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(232, 28, 46, 0.15);
        }

        .event-card .event-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: var(--transition);
        }

        .event-card:hover .event-img {
            transform: scale(1.03);
        }

        .event-card .event-body {
            padding: 20px 22px 24px;
        }

        .event-card .event-badge {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            padding: 4px 12px;
            border-radius: 100px;
            background: rgba(232, 28, 46, 0.12);
            color: var(--primary);
            margin-bottom: 10px;
        }

        .event-card .event-badge.live {
            background: rgba(232, 28, 46, 0.18);
            animation: pulse-badge 2s infinite;
        }

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

        .event-card h3 {
            font-size: 1.1rem;
            margin-bottom: 6px;
        }

        .event-card .event-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-top: 10px;
        }

        .event-card .event-meta i {
            margin-right: 4px;
            color: var(--primary);
        }

        .event-card .event-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 14px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
        }

        .event-card .event-link i {
            transition: var(--transition);
            font-size: 0.75rem;
        }

        .event-card .event-link:hover i {
            transform: translateX(4px);
        }

        /* ==================== Stats / Data Section ==================== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 32px 20px 28px;
            text-align: center;
            transition: var(--transition);
        }

        .stat-card:hover {
            border-color: rgba(232, 28, 46, 0.15);
            transform: translateY(-2px);
        }

        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .stat-card .stat-number span {
            color: var(--primary);
        }

        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-top: 6px;
        }

        .stat-card .stat-icon {
            font-size: 1.6rem;
            color: var(--primary);
            margin-bottom: 12px;
            opacity: 0.7;
        }

        /* ==================== How It Works / Process ==================== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            position: relative;
        }

        .process-grid::before {
            content: '';
            position: absolute;
            top: 48px;
            left: 15%;
            right: 15%;
            height: 2px;
            background: linear-gradient(to right, var(--primary), transparent);
            opacity: 0.15;
        }

        .process-step {
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .process-step .step-num {
            width: 56px;
            height: 56px;
            margin: 0 auto 20px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            box-shadow: 0 0 0 6px rgba(232, 28, 46, 0.12);
        }

        .process-step h3 {
            font-size: 1.1rem;
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ==================== FAQ ==================== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(232, 28, 46, 0.12);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-white);
            cursor: pointer;
            background: none;
            width: 100%;
            text-align: left;
            gap: 16px;
        }

        .faq-question i {
            color: var(--primary);
            transition: var(--transition);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .faq-item.open .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-muted);
            font-size: 0.92rem;
            line-height: 1.7;
        }

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

        /* ==================== CTA Section ==================== */
        .cta-section {
            background: var(--bg-section);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            position: relative;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 13, 26, 0.92) 40%, rgba(13, 13, 26, 0.7) 100%);
            z-index: 1;
        }

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

        .cta-box {
            text-align: center;
            padding: 40px 20px;
        }

        .cta-box h2 {
            margin-bottom: 16px;
        }

        .cta-box p {
            font-size: 1.05rem;
            color: var(--text-light);
            max-width: 540px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: 10px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }

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

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 28, 46, 0.25);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-white);
            border: 1.5px solid rgba(255, 255, 255, 0.15);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(232, 28, 46, 0.08);
            transform: translateY(-2px);
        }

        /* ==================== Footer ==================== */
        .footer {
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: var(--text-muted);
            padding: 5px 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;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

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

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

        .footer-bottom .sep {
            color: var(--border-color);
            margin: 0 4px;
        }

        /* ==================== Responsive ==================== */
        @media (max-width: 1024px) {
            .sports-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .events-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: 1fr 1fr;
            }
            .process-grid::before {
                display: none;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
            }
            .nav {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(13, 13, 26, 0.98);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px;
                gap: 6px;
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 1px solid var(--border-color);
                max-height: calc(100vh - var(--header-h));
                overflow-y: auto;
            }
            .nav.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 8px;
                font-size: 1rem;
            }
            .nav a.nav-cta {
                justify-content: center;
                margin-top: 6px;
            }
            .nav-toggle {
                display: flex;
            }
            .page-hero {
                padding: 60px 0 40px;
                min-height: 240px;
            }
            .section {
                padding: 56px 0;
            }
            .sports-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .events-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .process-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .sports-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 12px 18px;
            }
            .stat-card .stat-number {
                font-size: 2rem;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .btn-group {
                flex-direction: column;
                gap: 10px;
            }
            .page-hero h1 {
                font-size: 1.6rem;
            }
            .event-card .event-img {
                height: 160px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.92rem;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 0.85rem;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

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