/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #0d2137;
  --primary-light: #1a3a5c;
  --primary-dark: #081524;
  --accent: #e8601c;
  --accent-hover: #d05518;
  --accent-light: #fdf0e8;
  --success: #2ecc71;
  --bg: #f4f6f9;
  --bg-alt: #eef1f5;
  --card-bg: #ffffff;
  --text: #1a2332;
  --text-light: #5a6a7e;
  --text-muted: #8a9aae;
  --border: #e2e6ed;
  --border-light: #f0f2f5;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-sm: 0 2px 8px rgba(13,33,55,0.06);
  --shadow-md: 0 6px 28px rgba(13,33,55,0.08);
  --shadow-lg: 0 12px 48px rgba(13,33,55,0.12);
  --transition: 0.25s ease;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  --container: 1200px;
  --gap: 40px;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
}
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
input, button, textarea { font-family: inherit; font-size: inherit; outline: none; }
button { cursor: pointer; border: none; background: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--primary); }
h1 { font-size: 2.8rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }
p { margin-bottom: 1rem; color: var(--text-light); }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 32px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 1rem; line-height: 1.4;
  transition: all var(--transition); border: 2px solid transparent;
}
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,96,28,0.3); }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: #fff; color: #fff; transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--primary); border-color: #fff; }
.btn-light:hover { background: var(--accent-light); color: var(--accent); border-color: var(--accent-light); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-sm { padding: 8px 20px; font-size: 0.9rem; }
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* ===== 标签 / 徽章 ===== */
.badge {
  display: inline-block; padding: 4px 14px; border-radius: 50px;
  font-size: 0.8rem; font-weight: 600; line-height: 1.4;
  background: var(--accent-light); color: var(--accent);
}
.badge-primary { background: var(--primary); color: #fff; }
.badge-outline { background: transparent; border: 1px solid var(--border); color: var(--text-light); }

/* ===== Header & Nav ===== */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  background: rgba(255,255,255,0.96); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; max-width: var(--container); margin: 0 auto; padding: 0 24px;
}
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.35rem; font-weight: 800; color: var(--primary); white-space: nowrap; }
.logo i { font-size: 1.6rem; color: var(--accent); }
.logo span { background: linear-gradient(135deg, var(--primary) 40%, var(--accent) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-list { display: flex; align-items: center; gap: 6px; }
.nav-list a {
  display: block; padding: 8px 18px; border-radius: var(--radius-sm);
  font-size: 0.95rem; font-weight: 500; color: var(--text-light);
  transition: all var(--transition); position: relative;
}
.nav-list a:hover { color: var(--primary); background: var(--bg-alt); }
.nav-list a.active { color: var(--accent); background: var(--accent-light); font-weight: 600; }
.nav-cta { margin-left: 12px; }
.nav-cta .btn { padding: 8px 22px; font-size: 0.9rem; }
.mobile-toggle { display: none; font-size: 1.5rem; color: var(--primary); padding: 6px; cursor: pointer; }

/* ===== Hero ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
  position: relative; overflow: hidden; padding: 120px 0 80px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover; background-position: center; opacity: 0.20;
  mix-blend-mode: overlay;
}
.hero-overlay { position: absolute; inset: 0; z-index: 1; background: radial-gradient(ellipse at 30% 50%, rgba(232,96,28,0.15) 0%, transparent 70%); }
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 720px; }
.hero-badge { display: inline-block; padding: 6px 20px; border-radius: 50px; background: rgba(232,96,28,0.2); color: var(--accent); font-size: 0.9rem; font-weight: 600; margin-bottom: 20px; border: 1px solid rgba(232,96,28,0.25); }
.hero h1 { font-size: 3.4rem; color: #fff; line-height: 1.2; margin-bottom: 20px; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p { font-size: 1.15rem; color: rgba(255,255,255,0.75); max-width: 600px; margin-bottom: 32px; line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 50px; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.12); }
.hero-stat { text-align: left; }
.hero-stat-num { font-size: 2rem; font-weight: 800; color: #fff; }
.hero-stat-label { font-size: 0.9rem; color: rgba(255,255,255,0.55); margin-top: 2px; }

/* ===== 板块通用 ===== */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-white { background: var(--card-bg); }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 50px; }
.section-header h2 { margin-bottom: 14px; }
.section-header p { font-size: 1.05rem; color: var(--text-light); }
.section-tag { display: inline-block; padding: 4px 16px; border-radius: 50px; background: var(--accent-light); color: var(--accent); font-size: 0.85rem; font-weight: 600; margin-bottom: 16px; }

/* ===== 特色卡片 ===== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card {
  background: var(--card-bg); border-radius: var(--radius-md);
  padding: 36px 30px; border: 1px solid var(--border-light);
  transition: all var(--transition); position: relative; overflow: hidden;
}
.feature-card::before { content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 0; background: var(--accent); transition: height 0.4s ease; }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature-card:hover::before { height: 100%; }
.feature-icon { width: 56px; height: 56px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--accent); background: var(--accent-light); margin-bottom: 20px; }
.feature-card h3 { margin-bottom: 10px; }
.feature-card p { font-size: 0.95rem; margin-bottom: 0; }

/* ===== 分类入口 ===== */
.category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 24px; }
.category-card {
  position: relative; border-radius: var(--radius-md); overflow: hidden;
  background: var(--card-bg); border: 1px solid var(--border-light);
  transition: all var(--transition); display: block; color: var(--text);
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); color: var(--text); }
.category-card-img { width: 100%; height: 180px; object-fit: cover; }
.category-card-body { padding: 22px 24px; }
.category-card-body h3 { font-size: 1.15rem; margin-bottom: 6px; }
.category-card-body p { font-size: 0.9rem; margin-bottom: 0; color: var(--text-muted); }
.category-card-tag { position: absolute; top: 16px; left: 16px; }

/* ===== 资讯列表 ===== */
.news-list { display: flex; flex-direction: column; gap: 20px; }
.news-item {
  display: flex; align-items: flex-start; gap: 20px;
  background: var(--card-bg); border-radius: var(--radius-sm);
  padding: 20px 24px; border: 1px solid var(--border-light);
  transition: all var(--transition);
}
.news-item:hover { box-shadow: var(--shadow-sm); border-color: transparent; transform: translateX(4px); }
.news-item-icon { flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--radius-sm); background: var(--accent-light); display: flex; align-items: center; justify-content: center; color: var(--accent); font-size: 1.1rem; }
.news-item-body { flex: 1; min-width: 0; }
.news-item-body h4 { font-size: 1.05rem; margin-bottom: 4px; }
.news-item-body h4 a { color: var(--text); }
.news-item-body h4 a:hover { color: var(--accent); }
.news-item-body p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-item-meta { display: flex; gap: 16px; font-size: 0.8rem; color: var(--text-muted); margin-top: 6px; }
.news-item-meta span { display: flex; align-items: center; gap: 4px; }
.news-empty { text-align: center; padding: 48px 20px; color: var(--text-muted); background: var(--card-bg); border-radius: var(--radius-md); border: 1px dashed var(--border); }
.news-empty i { font-size: 2.4rem; margin-bottom: 12px; color: var(--text-muted); opacity: 0.4; }

/* ===== 数据统计 ===== */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card {
  background: var(--card-bg); border-radius: var(--radius-md);
  padding: 32px 24px; text-align: center;
  border: 1px solid var(--border-light); transition: all var(--transition);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-card-icon { font-size: 2rem; color: var(--accent); margin-bottom: 12px; }
.stat-card-num { font-size: 2.2rem; font-weight: 800; color: var(--primary); }
.stat-card-label { font-size: 0.9rem; color: var(--text-light); margin-top: 4px; }

/* ===== 流程步骤 ===== */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.step-card { text-align: center; position: relative; }
.step-card::after { content: ''; position: absolute; top: 36px; left: 60%; width: 80%; height: 2px; background: var(--border); }
.step-card:last-child::after { display: none; }
.step-num { width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; font-weight: 800; color: #fff; background: var(--primary); margin: 0 auto 18px; position: relative; }
.step-card:nth-child(2) .step-num { background: var(--accent); }
.step-card:nth-child(3) .step-num { background: var(--primary-light); }
.step-card:nth-child(4) .step-num { background: var(--accent-hover); }
.step-card h4 { font-size: 1.1rem; margin-bottom: 6px; }
.step-card p { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 0; }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--card-bg); border-radius: var(--radius-sm); border: 1px solid var(--border-light); overflow: hidden; transition: all var(--transition); }
.faq-item:hover { border-color: transparent; box-shadow: var(--shadow-sm); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 24px; font-weight: 600; font-size: 1rem; color: var(--text);
  cursor: pointer; transition: color var(--transition); gap: 12px;
}
.faq-question i { color: var(--accent); transition: transform var(--transition); font-size: 0.9rem; flex-shrink: 0; }
.faq-item.open .faq-question { color: var(--accent); }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer { padding: 0 24px 18px; font-size: 0.95rem; color: var(--text-light); line-height: 1.7; display: none; }
.faq-item.open .faq-answer { display: block; }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  padding: 80px 0; text-align: center; position: relative; overflow: hidden;
}
.cta-section::before { content: ''; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.png'); background-size: cover; background-position: center; opacity: 0.08; mix-blend-mode: overlay; }
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { color: #fff; font-size: 2.2rem; margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.7); max-width: 600px; margin: 0 auto 30px; font-size: 1.05rem; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== Footer ===== */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.7); padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .logo { color: #fff; margin-bottom: 12px; }
.footer-brand .logo i { color: var(--accent); }
.footer-brand .logo span { background: linear-gradient(135deg, #fff 40%, var(--accent) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.footer-brand p { font-size: 0.9rem; color: rgba(255,255,255,0.5); max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.footer-col a { display: block; padding: 4px 0; font-size: 0.9rem; color: rgba(255,255,255,0.55); transition: color var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 0.85rem; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  h1 { font-size: 2.4rem; }
  h2 { font-size: 1.7rem; }
  .hero h1 { font-size: 2.8rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .step-card::after { display: none; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mobile-toggle { display: block; }
  .nav-list { display: none; position: absolute; top: 68px; left: 0; width: 100%; background: rgba(255,255,255,0.98); backdrop-filter: blur(12px); flex-direction: column; padding: 16px 24px; gap: 4px; border-bottom: 1px solid var(--border-light); box-shadow: var(--shadow-md); }
  .nav-list.open { display: flex; }
  .nav-list a { padding: 12px 16px; width: 100%; }
  .nav-cta { margin-left: 0; margin-top: 4px; width: 100%; }
  .nav-cta .btn { width: 100%; justify-content: center; }
  .hero { padding: 100px 0 60px; min-height: auto; }
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .hero-stat { flex: 1; min-width: 100px; }
  .features-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .steps-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .section { padding: 60px 0; }
  .category-grid { grid-template-columns: 1fr; }
  .news-item { flex-direction: column; gap: 12px; padding: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-section h2 { font-size: 1.7rem; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
  .hero h1 { font-size: 1.8rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 20px 16px; }
  .stat-card-num { font-size: 1.6rem; }
  .header-inner { height: 60px; }
  .logo { font-size: 1.15rem; }
  .nav-list { top: 60px; }
  .section { padding: 44px 0; }
}

/* roulang page: article */
:root {
  --primary: #e8303a;
  --primary-dark: #c5202a;
  --primary-light: #fbe5e7;
  --secondary: #1e2a4a;
  --accent: #f5a623;
  --bg: #ffffff;
  --bg-alt: #f6f8fc;
  --bg-dark: #0f1729;
  --text: #1a1a2e;
  --text-light: #6b7280;
  --text-white: #ffffff;
  --border: #e5e7eb;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --shadow: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.10);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
  --container: 1200px;
  --gap: 24px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); font-size: 16px; line-height: 1.7; color: var(--text); background: var(--bg); }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 28px; font-size: 15px; font-weight: 600; border: none; border-radius: var(--radius-sm); cursor: pointer; transition: var(--transition); text-decoration: none; line-height: 1.4; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,48,58,0.30); }
.btn-secondary { background: var(--secondary); color: #fff; }
.btn-secondary:hover { background: #263552; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(30,42,74,0.30); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-sm { padding: 8px 18px; font-size: 13px; }
.btn-lg { padding: 16px 36px; font-size: 17px; border-radius: var(--radius); }
.section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: 32px; font-weight: 800; color: var(--secondary); letter-spacing: -0.5px; }
.section-header h2 span { color: var(--primary); }
.section-header p { font-size: 16px; color: var(--text-light); margin-top: 12px; max-width: 600px; margin-left: auto; margin-right: auto; }
.badge { display: inline-block; padding: 4px 14px; font-size: 12px; font-weight: 600; border-radius: 20px; background: var(--primary-light); color: var(--primary); }
.tag { display: inline-block; padding: 4px 12px; font-size: 12px; font-weight: 500; border-radius: 6px; background: var(--bg-alt); color: var(--text-light); border: 1px solid var(--border); transition: var(--transition); }
.tag:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== Header & Nav ===== */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.96); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: var(--secondary); text-decoration: none; }
.logo i { color: var(--primary); font-size: 26px; }
.logo span { background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo:hover { opacity: 0.9; }
.nav-list { display: flex; align-items: center; gap: 8px; }
.nav-list li a { display: block; padding: 8px 18px; font-size: 15px; font-weight: 500; color: var(--text); border-radius: var(--radius-sm); transition: var(--transition); text-decoration: none; }
.nav-list li a:hover { background: var(--bg-alt); color: var(--primary); }
.nav-list li a.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }
.nav-list li.nav-cta a { background: var(--primary); color: #fff; padding: 8px 20px; border-radius: var(--radius-sm); }
.nav-list li.nav-cta a:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(232,48,58,0.30); }
.nav-toggle { display: none; background: none; border: none; font-size: 28px; color: var(--secondary); cursor: pointer; padding: 4px; }
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-list { display: none; position: absolute; top: 72px; left: 0; right: 0; background: rgba(255,255,255,0.98); backdrop-filter: blur(12px); flex-direction: column; padding: 16px 20px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-lg); gap: 4px; }
  .nav-list.open { display: flex; }
  .nav-list li a { padding: 12px 16px; font-size: 16px; width: 100%; }
  .nav-list li.nav-cta { width: 100%; }
  .nav-list li.nav-cta a { width: 100%; text-align: center; }
}

/* ===== Article Banner ===== */
.article-banner { position: relative; padding: 60px 0 40px; background: var(--bg-alt); }
.article-banner .container { position: relative; z-index: 2; }
.article-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-light); margin-bottom: 20px; flex-wrap: wrap; }
.article-breadcrumb a { color: var(--text-light); }
.article-breadcrumb a:hover { color: var(--primary); }
.article-breadcrumb span { color: var(--text); }
.article-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-bottom: 16px; }
.article-meta .badge { font-size: 13px; padding: 4px 16px; }
.article-meta .date { font-size: 14px; color: var(--text-light); display: flex; align-items: center; gap: 6px; }
.article-title { font-size: 36px; font-weight: 800; color: var(--secondary); line-height: 1.3; letter-spacing: -0.5px; margin-bottom: 12px; }
.article-desc { font-size: 17px; color: var(--text-light); line-height: 1.6; max-width: 800px; }
@media (max-width: 768px) {
  .article-title { font-size: 26px; }
  .article-banner { padding: 40px 0 28px; }
}

/* ===== Article Content ===== */
.article-main { padding: 48px 0 80px; }
.article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; }
.article-body { background: #fff; border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow); }
.article-body h2 { font-size: 24px; font-weight: 700; color: var(--secondary); margin: 36px 0 16px; padding-bottom: 12px; border-bottom: 3px solid var(--primary-light); }
.article-body h3 { font-size: 20px; font-weight: 700; color: var(--secondary); margin: 28px 0 12px; }
.article-body p { font-size: 16px; line-height: 1.9; color: #374151; margin-bottom: 16px; }
.article-body ul, .article-body ol { padding-left: 24px; margin-bottom: 20px; }
.article-body li { font-size: 16px; line-height: 1.8; color: #374151; margin-bottom: 6px; list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body a { color: var(--primary); font-weight: 500; border-bottom: 1px solid transparent; }
.article-body a:hover { border-bottom-color: var(--primary); }
.article-body blockquote { border-left: 4px solid var(--primary); background: var(--primary-light); padding: 16px 24px; margin: 20px 0; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; font-style: normal; color: var(--text); }
.article-body blockquote p { margin-bottom: 0; }
.article-body img { border-radius: var(--radius-sm); margin: 24px 0; box-shadow: var(--shadow); }
.article-body .highlight-box { background: var(--bg-alt); border-radius: var(--radius-sm); padding: 24px; margin: 24px 0; border-left: 4px solid var(--accent); }
.article-body .highlight-box p:last-child { margin-bottom: 0; }
.article-body table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px; }
.article-body th { background: var(--secondary); color: #fff; padding: 12px 16px; text-align: left; font-weight: 600; }
.article-body td { padding: 10px 16px; border-bottom: 1px solid var(--border); }
.article-body tr:last-child td { border-bottom: none; }
.article-body tr:hover td { background: var(--bg-alt); }
.article-nav { display: flex; justify-content: space-between; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); gap: 16px; }
.article-nav a { display: inline-flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 500; color: var(--secondary); padding: 8px 16px; border-radius: var(--radius-sm); background: var(--bg-alt); transition: var(--transition); }
.article-nav a:hover { background: var(--primary-light); color: var(--primary); }
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr; gap: 32px; }
  .article-body { padding: 28px; }
}
@media (max-width: 520px) {
  .article-body { padding: 20px; }
  .article-body h2 { font-size: 20px; }
  .article-nav { flex-direction: column; }
}

/* ===== Sidebar ===== */
.article-sidebar { display: flex; flex-direction: column; gap: 28px; }
.sidebar-card { background: #fff; border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.sidebar-card h3 { font-size: 18px; font-weight: 700; color: var(--secondary); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--primary-light); }
.sidebar-card ul li { margin-bottom: 10px; }
.sidebar-card ul li a { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--text); padding: 8px 12px; border-radius: var(--radius-sm); transition: var(--transition); }
.sidebar-card ul li a:hover { background: var(--bg-alt); color: var(--primary); }
.sidebar-card ul li a i { color: var(--primary); font-size: 12px; width: 16px; text-align: center; }
.sidebar-cta { background: linear-gradient(135deg, var(--secondary), #283b5e); color: #fff; border: none; }
.sidebar-cta h3 { color: #fff; border-bottom-color: rgba(255,255,255,0.2); }
.sidebar-cta p { font-size: 14px; color: rgba(255,255,255,0.8); margin-bottom: 20px; line-height: 1.6; }
.sidebar-cta .btn { width: 100%; background: var(--accent); color: var(--secondary); }
.sidebar-cta .btn:hover { background: #e8981e; transform: translateY(-2px); }

/* ===== Related Section ===== */
.related-section { background: var(--bg-alt); padding: 60px 0; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); }
.related-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); text-decoration: none; display: block; }
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.related-card-img { width: 100%; height: 180px; object-fit: cover; background: var(--bg-alt); }
.related-card-body { padding: 20px; }
.related-card-body h4 { font-size: 16px; font-weight: 700; color: var(--secondary); margin-bottom: 8px; line-height: 1.4; }
.related-card-body p { font-size: 13px; color: var(--text-light); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); }
.related-card-footer .badge { font-size: 11px; }
.related-card-footer .date { font-size: 12px; color: var(--text-light); }
@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* ===== Not Found ===== */
.not-found-box { text-align: center; padding: 80px 20px; }
.not-found-box i { font-size: 64px; color: var(--primary-light); margin-bottom: 24px; }
.not-found-box h2 { font-size: 28px; color: var(--secondary); margin-bottom: 12px; }
.not-found-box p { color: var(--text-light); margin-bottom: 24px; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,0.8); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand .logo span { -webkit-text-fill-color: #fff; }
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.6); max-width: 360px; }
.footer-col h4 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.6); padding: 4px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #f1faee;
            --secondary: #1d3557;
            --secondary-light: #457b9d;
            --accent: #f4a261;
            --bg-white: #ffffff;
            --bg-light: #f8f9fa;
            --bg-dark: #1d3557;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-light: #6c757d;
            --text-white: #ffffff;
            --border: #e0e0e0;
            --border-light: #f0f0f0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.16);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
            --max-width: 1200px;
            --nav-height: 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-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-white);
        }

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

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

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

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

        ul,
        ol {
            list-style: none;
        }

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

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

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
            text-align: center;
            justify-content: center;
        }

        .btn i {
            font-size: 14px;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
        }

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

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-white);
            border-color: var(--text-white);
        }

        .btn-secondary:hover {
            background: var(--text-white);
            color: var(--primary);
            transform: translateY(-2px);
        }

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

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

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(230, 57, 70, 0.4);
            outline-offset: 2px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            height: var(--nav-height);
            transition: var(--transition);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
        }

        .logo i {
            color: var(--primary);
            font-size: 26px;
        }

        .logo span {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

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

        /* ===== Navigation ===== */
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-list>li>a {
            display: flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            font-size: 15px;
            color: var(--text-secondary);
            transition: var(--transition);
            position: relative;
        }

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

        .nav-list>li>a.active {
            color: var(--primary);
            background: rgba(230, 57, 70, 0.1);
            font-weight: 600;
        }

        .nav-list>li>a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

        .nav-list .nav-cta {
            margin-left: 12px;
        }

        .nav-list .nav-cta .btn {
            padding: 8px 20px;
            font-size: 14px;
        }

        /* Mobile Toggle */
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: none;
            border: none;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 4px;
            transition: var(--transition);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ===== Hero / Banner ===== */
        .page-banner {
            padding-top: var(--nav-height);
            position: relative;
            min-height: 360px;
            display: flex;
            align-items: center;
            background: var(--bg-dark);
            overflow: hidden;
        }

        .page-banner .banner-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.35;
            z-index: 0;
        }

        .page-banner .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(29, 53, 87, 0.92) 0%, rgba(230, 57, 70, 0.6) 100%);
            z-index: 1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding-top: 40px;
            padding-bottom: 40px;
        }

        .page-banner h1 {
            font-size: 44px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .page-banner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .banner-breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 20px;
        }

        .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }

        .banner-breadcrumb a:hover {
            color: var(--text-white);
        }

        .banner-breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
        }

        .banner-breadcrumb .current {
            color: var(--text-white);
            font-weight: 600;
        }

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

        .section-header {
            text-align: center;
            margin-bottom: 52px;
        }

        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

        .section-header h2 i {
            color: var(--primary);
            margin-right: 8px;
        }

        .section-header p {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 580px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-header .deco-line {
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 4px;
            margin: 16px auto 0;
        }

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

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

        .section-bg-dark .section-header h2 {
            color: var(--text-white);
        }

        .section-bg-dark .section-header p {
            color: rgba(255, 255, 255, 0.75);
        }

        .section-bg-dark .section-header .deco-line {
            background: var(--accent);
        }

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

        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }

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

        .category-card .card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

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

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

        .category-card .card-img .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(230, 57, 70, 0.9);
            color: var(--text-white);
            backdrop-filter: blur(4px);
        }

        .category-card .card-body {
            padding: 22px 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .category-card .card-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .category-card .card-body h3 a {
            color: var(--text-primary);
        }

        .category-card .card-body h3 a:hover {
            color: var(--primary);
        }

        .category-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .category-card .card-body .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 12px;
            border-top: 1px solid var(--border-light);
            font-size: 13px;
            color: var(--text-light);
        }

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

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

        .category-card .card-body .card-link:hover {
            gap: 10px;
        }

        /* ===== Featured / List ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .featured-card {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

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

        .featured-card .fc-img {
            width: 160px;
            min-height: 120px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .featured-card .fc-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-card .fc-body {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .featured-card .fc-body h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .featured-card .fc-body h3 a {
            color: var(--text-primary);
        }

        .featured-card .fc-body h3 a:hover {
            color: var(--primary);
        }

        .featured-card .fc-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 10px;
        }

        .featured-card .fc-body .fc-meta {
            font-size: 13px;
            color: var(--text-light);
            display: flex;
            gap: 16px;
            align-items: center;
        }

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

        .featured-card .fc-body .fc-meta .fc-badge {
            padding: 2px 12px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(230, 57, 70, 0.1);
            color: var(--primary);
        }

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

        .stat-item {
            text-align: center;
            padding: 36px 20px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.14);
            transform: translateY(-4px);
        }

        .stat-item .stat-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-item .stat-number i {
            color: var(--accent);
            font-size: 32px;
            margin-right: 6px;
        }

        .stat-item .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
        }

        /* ===== Timeline / Process ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
        }

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

        .process-step .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 800;
            margin: 0 auto 16px;
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.3);
            position: relative;
            z-index: 2;
        }

        .process-step .step-icon {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .process-step h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

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

        .process-step::after {
            content: '';
            position: absolute;
            top: 28px;
            left: 60%;
            width: 80%;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }

        .process-step:last-child::after {
            display: none;
        }

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

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            color: var(--text-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
            transition: var(--transition);
        }

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

        .faq-item .faq-q i {
            font-size: 14px;
            color: var(--text-light);
            transition: var(--transition);
        }

        .faq-item.active .faq-q i {
            transform: rotate(180deg);
            color: var(--primary);
        }

        .faq-item .faq-a {
            padding: 0 24px 18px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }

        .faq-item.active .faq-a {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.1;
            z-index: 0;
        }

        .cta-section .container {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 32px;
        }

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

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 60px 0 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .site-footer .footer-brand .logo {
            color: var(--text-white);
            margin-bottom: 16px;
        }

        .site-footer .footer-brand .logo span {
            background: linear-gradient(135deg, #f1faee, #a8dadc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }

        .site-footer .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .site-footer .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

        .site-footer .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            padding: 5px 0;
            transition: var(--transition);
        }

        .site-footer .footer-col a:hover {
            color: var(--text-white);
            padding-left: 6px;
        }

        .site-footer .footer-col a i {
            width: 20px;
            margin-right: 4px;
        }

        .site-footer .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            flex-wrap: wrap;
            gap: 8px;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--text-white);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

        @media (max-width: 768px) {
            .nav-list {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--bg-white);
                flex-direction: column;
                padding: 20px 24px;
                gap: 6px;
                box-shadow: var(--shadow-lg);
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 2px solid var(--border-light);
                z-index: 999;
            }

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

            .nav-list>li>a {
                padding: 12px 16px;
                font-size: 16px;
                width: 100%;
            }

            .nav-list>li>a.active::after {
                display: none;
            }

            .nav-list .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                width: 100%;
            }

            .nav-list .nav-cta .btn {
                width: 100%;
                justify-content: center;
                padding: 12px;
            }

            .nav-toggle {
                display: flex;
            }

            .page-banner {
                min-height: 300px;
            }

            .page-banner h1 {
                font-size: 30px;
            }

            .page-banner p {
                font-size: 16px;
            }

            .section {
                padding: 56px 0;
            }

            .section-header h2 {
                font-size: 26px;
            }

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

            .featured-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .featured-card {
                flex-direction: column;
            }

            .featured-card .fc-img {
                width: 100%;
                height: 180px;
            }

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

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

            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

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

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

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

        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
            }

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

            .process-steps {
                grid-template-columns: 1fr;
            }

            .page-banner h1 {
                font-size: 24px;
            }

            .section-header h2 {
                font-size: 22px;
            }

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

            .stat-item {
                padding: 24px 16px;
            }
        }

        /* ===== Accessibility ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(230, 57, 70, 0.5);
            outline-offset: 2px;
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-light);
        }

        ::-webkit-scrollbar-thumb {
            background: var(--secondary-light);
            border-radius: 8px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--secondary);
        }

        /* ===== Skeleton / Extra ===== */
        .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;
            justify-content: center;
            align-items: center;
        }