/* roulang page: index */
:root {
  --primary: #16213E;
  --primary-light: #1E3A5F;
  --primary-dark: #0E1626;
  --accent: #C9A24B;
  --accent-light: #E2C87A;
  --accent-deep: #A8842F;
  --dark: #0F172A;
  --text: #1E293B;
  --muted: #5C6B7E;
  --light: #F4F6FB;
  --white: #FFFFFF;
  --border: #E5E9F2;
  --radius: 18px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --shadow: 0 8px 30px rgba(15,23,42,.08);
  --shadow-md: 0 14px 40px rgba(15,23,42,.12);
  --shadow-lg: 0 24px 56px rgba(22,33,62,.22);
  --transition: .25s cubic-bezier(.4,0,.2,1);
  --font: "PingFang SC","Microsoft YaHei","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: color var(--transition); }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea, select { font-family: inherit; font-size: inherit; }
input:focus, button:focus, a:focus { outline: 2px solid var(--accent); outline-offset: 3px; }

.container-new { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-light { background: var(--light); }
.section-dark { background: var(--primary-dark); }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-tag { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent-deep); background: rgba(201,162,75,.1); border: 1px solid rgba(201,162,75,.25); padding: 6px 18px; border-radius: 40px; margin-bottom: 16px; }
.section-title { font-size: 36px; font-weight: 800; color: var(--primary); line-height: 1.3; letter-spacing: -0.5px; }
.section-desc { font-size: 16px; color: var(--muted); margin-top: 14px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-size: 15px; font-weight: 600; padding: 13px 28px;
  border-radius: 50px; border: none; cursor: pointer;
  transition: all var(--transition); letter-spacing: .3px;
  text-align: center;
}
.btn-lg { padding: 16px 38px; font-size: 16px; }
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-primary { background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%); color: var(--primary-dark); box-shadow: 0 6px 20px rgba(201,162,75,.35); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(201,162,75,.45); color: var(--primary-dark); }
.btn-outline { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.btn-outline:hover { background: var(--accent); color: var(--primary-dark); transform: translateY(-3px); }
.btn-light { background: var(--white); color: var(--primary); box-shadow: 0 4px 16px rgba(0,0,0,.1); }
.btn-light:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(0,0,0,.16); color: var(--primary); }

.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 40px; background: rgba(201,162,75,.12); color: var(--accent-deep); border: 1px solid rgba(201,162,75,.2); }
.badge-blue { background: rgba(30,58,95,.08); color: var(--primary-light); border-color: rgba(30,58,95,.15); }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.2);
  box-shadow: 0 1px 12px rgba(15,23,42,.06);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }
.site-logo { font-size: 21px; font-weight: 800; color: var(--primary); letter-spacing: .3px; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.site-logo .logo-dot { width: 10px; height: 10px; border-radius: 4px; background: var(--accent); display: inline-block; }
.main-nav { display: flex; align-items: center; gap: 8px; margin-left: 16px; }
.nav-link { font-size: 15px; font-weight: 500; color: var(--text); padding: 8px 16px; border-radius: 40px; transition: all var(--transition); position: relative; }
.nav-link:hover { color: var(--primary); background: var(--light); }
.nav-link.active { color: var(--primary); background: rgba(201,162,75,.15); font-weight: 700; }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.search-box { position: relative; display: flex; align-items: center; }
.search-box input { border: 1px solid var(--border); background: var(--light); border-radius: 40px; padding: 8px 14px 8px 38px; width: 180px; font-size: 14px; transition: all var(--transition); }
.search-box input:focus { width: 220px; border-color: var(--accent); background: var(--white); box-shadow: 0 4px 14px rgba(201,162,75,.15); }
.search-box i { position: absolute; left: 14px; color: var(--muted); font-size: 14px; pointer-events: none; }

/* ===== Hero ===== */
.hero { position: relative; min-height: 680px; display: flex; align-items: center; overflow: hidden; background: var(--primary-dark); }
.hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.png') center/cover no-repeat; opacity: .28; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(14,22,38,.94) 0%, rgba(14,22,38,.72) 45%, rgba(14,22,38,.35) 100%); }
.hero-content { position: relative; z-index: 2; padding: 80px 0; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(201,162,75,.15); color: var(--accent-light); border: 1px solid rgba(201,162,75,.35); padding: 8px 20px; border-radius: 40px; font-size: 13px; font-weight: 600; margin-bottom: 24px; }
.hero-badge i { color: var(--accent-light); }
.hero-title { font-size: 46px; font-weight: 900; color: var(--white); line-height: 1.2; letter-spacing: -1px; margin-bottom: 20px; }
.hero-title .txt-accent { color: var(--accent-light); }
.hero-desc { font-size: 17px; color: rgba(255,255,255,.82); max-width: 520px; margin-bottom: 36px; line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 44px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 24px; }
.hero-point { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.75); font-size: 14px; font-weight: 500; }
.hero-point i { color: var(--accent-light); font-size: 18px; }

.hero-visual { position: relative; z-index: 2; padding: 60px 0 60px 40px; }
.hero-card { position: relative; border-radius: 24px; overflow: hidden; box-shadow: var(--shadow-lg); transform: rotate(2deg); transition: transform var(--transition); }
.hero-card:hover { transform: rotate(0deg) scale(1.02); }
.hero-card img { width: 100%; height: 440px; object-fit: cover; }
.hero-card-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(14,22,38,.7), transparent 60%); display: flex; align-items: flex-end; padding: 28px; }
.hero-card-text { color: var(--white); }
.hero-card-text h3 { font-size: 18px; font-weight: 700; margin-bottom: 4px; }

/* ===== Feature Cards ===== */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.feature-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 26px; transition: all var(--transition); position: relative; overflow: hidden; }
.feature-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--accent), var(--accent-light)); transform: scaleX(0); transform-origin: left; transition: transform var(--transition); }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon { width: 58px; height: 58px; border-radius: 16px; background: linear-gradient(135deg, rgba(201,162,75,.15), rgba(201,162,75,.05)); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; color: var(--accent-deep); font-size: 22px; }
.feature-card h3 { font-size: 17px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--muted); line-height: 1.7; }

/* ===== Category / Guide ===== */
.category-grid { display: grid; grid-template-columns: repeat(1, 1fr); gap: 28px; }
.category-card { display: flex; align-items: center; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: all var(--transition); }
.category-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.category-thumb { width: 280px; flex-shrink: 0; position: relative; overflow: hidden; }
.category-thumb img { width: 100%; height: 180px; object-fit: cover; }
.category-body { padding: 32px 34px; flex: 1; }
.category-body .badge { margin-bottom: 12px; }
.category-body h3 { font-size: 22px; font-weight: 800; color: var(--primary); margin-bottom: 10px; }
.category-body p { font-size: 14px; color: var(--muted); line-height: 1.7; margin-bottom: 16px; }
.category-link { font-size: 14px; font-weight: 600; color: var(--accent-deep); display: inline-flex; align-items: center; gap: 8px; }
.category-link:hover { gap: 12px; color: var(--accent-deep); }

/* ===== Latest List ===== */
.latest-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.latest-item { display: flex; gap: 20px; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 24px; transition: all var(--transition); }
.latest-item:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: transparent; }
.latest-icon { width: 48px; height: 48px; border-radius: 14px; background: rgba(201,162,75,.1); color: var(--accent-deep); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.latest-body h3 { font-size: 15px; font-weight: 700; color: var(--text); line-height: 1.5; margin-bottom: 6px; }
.latest-body h3 a:hover { color: var(--accent-deep); }
.latest-body p { font-size: 13px; color: var(--muted); line-height: 1.6; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.latest-meta { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--muted); }
.latest-meta .tag { font-size: 11px; }
.empty-tip { text-align: center; padding: 40px; color: var(--muted); font-size: 15px; grid-column: 1/-1; }

/* ===== Stats ===== */
.stats-section { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); position: relative; overflow: hidden; }
.stats-section::before { content: ""; position: absolute; width: 500px; height: 500px; border-radius: 50%; background: rgba(201,162,75,.1); top: -180px; right: -120px; }
.stats-section::after { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: rgba(255,255,255,.04); bottom: -100px; left: -80px; }
.stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; position: relative; z-index: 2; }
.stat-item { text-align: center; padding: 24px 16px; }
.stat-number { font-size: 44px; font-weight: 900; color: var(--accent-light); line-height: 1.2; letter-spacing: -1px; }
.stat-label { font-size: 14px; color: rgba(255,255,255,.75); margin-top: 8px; }

/* ===== Process ===== */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; position: relative; }
.process-step { text-align: center; padding: 36px 24px; position: relative; }
.step-num { width: 52px; height: 52px; margin: 0 auto 20px; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; color: var(--primary); border: 2px solid var(--accent); border-radius: 50%; background: var(--white); position: relative; z-index: 2; }
.process-step h3 { font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.process-step p { font-size: 14px; color: var(--muted); line-height: 1.7; }
.process-step::after { content: ""; position: absolute; top: 50px; left: calc(50% + 50px); width: calc(100% - 60px); height: 2px; background: linear-gradient(90deg, var(--accent-light), rgba(201,162,75,.2)); z-index: 1; }
.process-step:last-child::after { display: none; }

/* ===== Curated Cards ===== */
.curated-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.curated-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: all var(--transition); }
.curated-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); }
.curated-cover { position: relative; overflow: hidden; height: 200px; }
.curated-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.curated-card:hover .curated-cover img { transform: scale(1.06); }
.curated-cover .badge { position: absolute; top: 14px; left: 14px; background: rgba(255,255,255,.95); color: var(--primary); border: none; }
.curated-body { padding: 24px; }
.curated-body h3 { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 10px; line-height: 1.5; }
.curated-body p { font-size: 14px; color: var(--muted); line-height: 1.7; }
.curated-meta { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border); font-size: 13px; color: var(--muted); }

/* ===== FAQ ===== */
.faq-wrap { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 14px; overflow: hidden; transition: all var(--transition); }
.faq-item:hover { border-color: var(--accent); }
.faq-question { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; cursor: pointer; font-size: 16px; font-weight: 600; color: var(--text); }
.faq-question i { color: var(--accent-deep); font-size: 15px; transition: transform var(--transition); flex-shrink: 0; }
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer { display: none; padding: 0 24px 22px; font-size: 14px; color: var(--muted); line-height: 1.8; }

/* ===== CTA ===== */
.cta-box { background: linear-gradient(120deg, var(--primary) 0%, var(--primary-light) 100%); border-radius: 28px; padding: 60px 56px; display: flex; justify-content: space-between; align-items: center; gap: 40px; position: relative; overflow: hidden; }
.cta-box::before { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: rgba(201,162,75,.12); top: -120px; right: -80px; }
.cta-content h2 { font-size: 30px; font-weight: 800; color: var(--white); margin-bottom: 12px; line-height: 1.4; }
.cta-content p { font-size: 15px; color: rgba(255,255,255,.75); }
.cta-actions { display: flex; gap: 16px; flex-shrink: 0; position: relative; z-index: 2; }

/* ===== Footer ===== */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,.7); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand .site-logo { color: var(--white); margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; max-width: 340px; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 18px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,.65); transition: all var(--transition); }
.footer-col ul li a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 22px 0; font-size: 13px; color: rgba(255,255,255,.45); flex-wrap: wrap; gap: 12px; }
.footer-bottom .tech { display: flex; gap: 18px; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .section { padding: 72px 0; }
  .feature-grid { grid-template-columns: repeat(4, 1fr); gap: 18px; }
  .feature-card { padding: 24px 18px; }
  .process-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
  .process-step::after { display: none; }
  .curated-grid { gap: 20px; }
  .hero-title { font-size: 38px; }
  .hero-card img { height: 340px; }
  .cta-box { padding: 48px 36px; flex-direction: column; text-align: center; }
}
@media (max-width: 768px) {
  .container-new { padding: 0 20px; }
  .section { padding: 56px 0; }
  .section-title { font-size: 28px; }
  .header-inner { height: 64px; }
  .nav-link { padding: 6px 12px; font-size: 14px; }
  .search-box { display: none; }
  .site-logo { font-size: 17px; }
  .hero { min-height: auto; padding: 40px 0; }
  .hero-content { padding: 40px 0; }
  .hero-visual { padding: 20px 0; }
  .hero-card img { height: 260px; }
  .hero-title { font-size: 30px; }
  .hero-desc { font-size: 15px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .latest-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 26px; }
  .curated-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .category-card { flex-direction: column; }
  .category-thumb { width: 100%; height: 200px; }
  .category-thumb img { height: 200px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-box { padding: 40px 24px; }
  .cta-content h2 { font-size: 24px; }
}
@media (max-width: 520px) {
  .section-title { font-size: 24px; }
  .hero-title { font-size: 26px; }
  .main-nav { gap: 4px; margin-left: 8px; }
  .nav-link { font-size: 13px; padding: 6px 10px; }
  .nav-actions .btn-sm { display: none; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .feature-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .feature-card { padding: 20px 14px; }
  .feature-card h3 { font-size: 15px; }
  .feature-card p { font-size: 13px; }
  .curated-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  .stat-number { font-size: 34px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .btn-lg { padding: 14px 28px; font-size: 15px; }
}

/* roulang page: category1 */
:root{
  --primary:#1a2c5b;
  --primary-light:#2a3f7e;
  --primary-deep:#111f44;
  --accent:#e8b93f;
  --accent-deep:#c99a2e;
  --accent-light:#f0d27a;
  --bg-light:#f5f7fb;
  --bg-white:#ffffff;
  --bg-dark:#0e1731;
  --text-main:#1c2333;
  --text-muted:#5a6478;
  --border:#e3e8f0;
  --radius:14px;
  --radius-sm:8px;
  --shadow-sm:0 2px 10px rgba(26,44,91,.06);
  --shadow-md:0 8px 28px rgba(26,44,91,.12);
  --shadow-lg:0 18px 44px rgba(26,44,91,.16);
  --container-w:1240px;
  --transition:.25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text-main);background:var(--bg-white);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input{font-family:inherit}
.container-new{width:100%;max-width:var(--container-w);margin:0 auto;padding:0 24px}
.grid-container{padding-left:24px;padding-right:24px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--border);box-shadow:0 2px 16px rgba(26,44,91,.06);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.site-logo{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:800;letter-spacing:.5px;color:var(--primary);white-space:nowrap;font-style:normal}
.logo-dot{width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-deep));display:inline-block;flex-shrink:0;box-shadow:var(--shadow-sm)}
.main-nav{display:flex;align-items:center;gap:8px;margin-left:36px}
.nav-link{
  padding:9px 20px;border-radius:100px;font-size:15px;font-weight:600;color:var(--text-muted);
  transition:all var(--transition);border:1px solid transparent;white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:var(--bg-light)}
.nav-link.active{color:var(--primary);background:linear-gradient(135deg,rgba(232,185,63,.14),rgba(232,185,63,.06));border-color:rgba(232,185,63,.35)}
.nav-actions{display:flex;align-items:center;gap:14px}
.search-box{
  display:flex;align-items:center;gap:8px;background:var(--bg-light);border:1px solid var(--border);
  border-radius:100px;padding:8px 16px;color:var(--text-muted);width:220px;transition:all var(--transition);
}
.search-box:focus-within{border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(232,185,63,.18)}
.search-box i{font-size:14px}
.search-box input{border:none;outline:none;background:transparent;font-size:14px;width:100%;color:var(--text-main)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:100px;transition:all var(--transition);border:none;cursor:pointer;text-align:center;line-height:1.2}
.btn-sm{padding:10px 22px;font-size:14px}
.btn-md{padding:14px 32px;font-size:16px}
.btn-lg{padding:16px 40px;font-size:17px}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-deep));color:#1c2333;box-shadow:0 4px 16px rgba(232,185,63,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(232,185,63,.45);background:linear-gradient(135deg,var(--accent-light),var(--accent))}
.btn-outline{background:transparent;border:2px solid rgba(255,255,255,.7);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--primary);box-shadow:var(--shadow-md)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.menu-toggle{display:none;background:none;border:none;font-size:24px;color:var(--primary);cursor:pointer;padding:8px}

/* Category Hero */
.category-hero{
  position:relative;background:linear-gradient(135deg,rgba(10,20,50,.92),rgba(26,44,91,.78));
  color:#fff;padding:88px 0 64px;overflow:hidden;border-radius:0 0 32px 32px;
}
.category-hero::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.28;z-index:0;
}
.category-hero::after{
  content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 20%,rgba(232,185,63,.22),transparent 42%),linear-gradient(120deg,rgba(10,18,45,.72),rgba(26,44,91,.4));z-index:1;
}
.category-hero .container-new{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.75);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.75);transition:color .2s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb i{font-size:11px;color:rgba(255,255,255,.4)}
.hero-title{font-size:clamp(32px,4vw,52px);font-weight:800;line-height:1.2;margin-bottom:18px;letter-spacing:1px}
.hero-title span{color:var(--accent)}
.hero-subtitle{font-size:clamp(15px,1.6vw,18px);line-height:1.8;color:rgba(255,255,255,.85);max-width:620px;margin-bottom:32px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.hero-badges{display:flex;gap:12px;margin-top:38px;flex-wrap:wrap}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  padding:8px 16px;border-radius:100px;font-size:13px;color:rgba(255,255,255,.9);backdrop-filter:blur(4px);
}

/* Section common */
.section{padding:90px 0;position:relative}
.section-alt{background:var(--bg-light)}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.section-tag{
  display:inline-flex;align-items:center;gap:6px;background:linear-gradient(135deg,rgba(232,185,63,.16),rgba(232,185,63,.08));
  border:1px solid rgba(232,185,63,.35);color:var(--accent-deep);font-size:13px;font-weight:700;
  padding:6px 16px;border-radius:100px;margin-bottom:16px;letter-spacing:1px;
}
.section-title{font-size:clamp(26px,3vw,38px);font-weight:800;line-height:1.3;color:var(--primary);margin-bottom:14px}
.section-subtitle{font-size:16px;color:var(--text-muted);line-height:1.8}

/* Guide Cards */
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.guide-card{
  background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius);
  padding:36px 30px;transition:all var(--transition);position:relative;overflow:hidden;
}
.guide-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--accent),transparent);opacity:0;transition:opacity var(--transition);
}
.guide-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(232,185,63,.4)}
.guide-card:hover::before{opacity:1}
.guide-icon{
  width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(232,185,63,.2),rgba(232,185,63,.08));color:var(--accent-deep);
  font-size:24px;margin-bottom:22px;transition:all var(--transition);
}
.guide-card:hover .guide-icon{background:linear-gradient(135deg,var(--accent),var(--accent-deep));color:#fff;box-shadow:0 8px 20px rgba(232,185,63,.35)}
.guide-card h3{font-size:19px;font-weight:700;color:var(--primary);margin-bottom:10px}
.guide-card p{font-size:14px;color:var(--text-muted);line-height:1.7;margin-bottom:16px}
.guide-link{font-size:14px;font-weight:600;color:var(--accent-deep);display:inline-flex;align-items:center;gap:6px;transition:gap .2s}
.guide-link:hover{gap:10px;color:var(--primary)}

/* Steps */
.steps-wrap{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));border-radius:28px;padding:60px;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.steps-wrap::before{
  content:"";position:absolute;width:400px;height:400px;border-radius:50%;background:rgba(232,185,63,.12);
  top:-120px;right:-80px;
}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:36px;position:relative;z-index:1}
.step-item{text-align:center;padding:20px 10px}
.step-num{
  width:58px;height:58px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  color:#1c2333;font-size:22px;font-weight:800;display:flex;align-items:center;justify-content:center;
  margin:0 auto 18px;box-shadow:0 8px 24px rgba(232,185,63,.35);position:relative;
}
.step-item:not(:last-child) .step-num::after{
  content:"\f054";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:calc(100% + 43px);
  color:rgba(255,255,255,.35);font-size:14px;white-space:nowrap;
}
.step-item h3{color:#fff;font-size:17px;font-weight:700;margin-bottom:8px}
.step-item p{color:rgba(255,255,255,.7);font-size:13px;line-height:1.6}

/* Feature Block */
.feature-wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center}
.feature-media{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow-lg)}
.feature-media img{width:100%;height:420px;object-fit:cover}
.feature-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(26,44,91,.25),transparent 60%);}
.feature-content h2{font-size:30px;font-weight:800;color:var(--primary);line-height:1.35;margin-bottom:16px}
.feature-content p{font-size:15px;color:var(--text-muted);line-height:1.8;margin-bottom:24px}
.feature-list{display:flex;flex-direction:column;gap:18px;margin-bottom:30px}
.feature-list li{display:flex;gap:14px;align-items:flex-start}
.feature-list i{
  width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,rgba(232,185,63,.25),rgba(232,185,63,.1));
  color:var(--accent-deep);display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0;margin-top:4px;
}
.feature-list span{font-size:15px;color:var(--text-main);font-weight:500;line-height:1.7}

/* Stats */
.stats-section{
  background:linear-gradient(135deg,rgba(10,20,50,.95),rgba(26,44,91,.88)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;padding:80px 0;color:#fff;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px}
.stat-item{text-align:center}
.stat-num{font-size:clamp(32px,4vw,48px);font-weight:800;color:var(--accent);line-height:1.2;margin-bottom:8px}
.stat-label{font-size:15px;color:rgba(255,255,255,.75);letter-spacing:1px}
.stat-item i{font-size:26px;color:rgba(255,255,255,.6);margin-bottom:12px;display:block}

/* Articles */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.article-card{
  background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  transition:all var(--transition);display:flex;flex-direction:column;
}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(232,185,63,.35)}
.article-cover{position:relative;height:200px;overflow:hidden}
.article-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.article-card:hover .article-cover img{transform:scale(1.06)}
.article-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(10,18,45,.55));}
.article-tag{
  position:absolute;top:16px;left:16px;z-index:2;background:rgba(255,255,255,.96);color:var(--primary);
  font-size:12px;font-weight:700;padding:5px 14px;border-radius:100px;box-shadow:var(--shadow-sm);
}
.article-body{padding:24px;display:flex;flex-direction:column;flex:1}
.article-meta{display:flex;gap:16px;font-size:13px;color:var(--text-muted);margin-bottom:12px}
.article-meta i{font-size:13px;color:var(--accent-deep)}
.article-body h3{font-size:18px;font-weight:700;color:var(--primary);margin-bottom:10px;line-height:1.4}
.article-body p{font-size:14px;color:var(--text-muted);line-height:1.7;margin-bottom:18px;flex:1}
.article-more{font-size:14px;font-weight:600;color:var(--accent-deep);display:inline-flex;align-items:center;gap:6px;transition:gap .2s}
.article-more:hover{gap:10px;color:var(--primary)}

/* FAQ */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--bg-white);border:1px solid var(--border);border-radius:14px;margin-bottom:16px;
  transition:all var(--transition);overflow:hidden;
}
.faq-item:hover{border-color:rgba(232,185,63,.4);box-shadow:var(--shadow-sm)}
.faq-item.open{border-color:rgba(232,185,63,.5);box-shadow:var(--shadow-md)}
.faq-question{
  display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 28px;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--primary);
}
.faq-question i{font-size:14px;color:var(--accent-deep);transition:transform var(--transition);flex-shrink:0}
.faq-item.open .faq-question i{transform:rotate(180deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-answer-inner{padding:0 28px 24px;font-size:15px;color:var(--text-muted);line-height:1.8;border-top:1px solid var(--border);padding-top:18px;margin-top:0}

/* CTA */
.cta-section{
  position:relative;background:linear-gradient(135deg,rgba(10,20,50,.92),rgba(26,44,91,.86));
  padding:90px 0;text-align:center;color:#fff;overflow:hidden;
}
.cta-section::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.3;
}
.cta-section::after{
  content:"";position:absolute;width:500px;height:500px;border-radius:50%;
  background:radial-gradient(circle,rgba(232,185,63,.2),transparent 60%);top:-150px;left:50%;transform:translateX(-50%);
}
.cta-content{position:relative;z-index:2}
.cta-content h2{font-size:clamp(26px,3vw,38px);font-weight:800;margin-bottom:16px;line-height:1.3}
.cta-content p{font-size:16px;color:rgba(255,255,255,.8);max-width:560px;margin:0 auto 32px;line-height:1.8}
.cta-btns{display:flex;justify-content:center;gap:18px;flex-wrap:wrap}

/* Footer */
.site-footer{background:var(--bg-dark);color:#fff;padding:70px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:50px;margin-bottom:50px}
.footer-brand .site-logo{color:#fff;font-size:20px;margin-bottom:18px}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;max-width:400px}
.footer-col h4{font-size:16px;font-weight:700;color:#fff;margin-bottom:18px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:30px;height:2px;background:var(--accent)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.65);transition:all .2s;display:inline-flex;align-items:center;gap:6px}
.footer-col ul a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;
  align-items:center;flex-wrap:wrap;gap:14px;font-size:13px;color:rgba(255,255,255,.45);
}
.footer-bottom .tech{display:flex;gap:18px}
.footer-bottom .tech span{display:inline-flex;align-items:center;gap:6px}
.footer-bottom .tech i{color:var(--accent)}

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

/* Responsive */
@media(max-width:1024px){
  .guide-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .step-item:not(:last-child) .step-num::after{display:none}
  .feature-wrap{grid-template-columns:1fr;gap:40px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .header-inner{height:64px}
  .search-box{display:none}
}
@media(max-width:768px){
  .section{padding:64px 0}
  .menu-toggle{display:block}
  .main-nav{
    position:fixed;top:64px;left:0;right:0;background:#fff;flex-direction:column;padding:20px 24px;
    gap:12px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);
    transform:translateY(-120%);transition:transform .35s ease;margin-left:0;z-index:999;
  }
  .main-nav.open{transform:translateY(0)}
  .nav-link{width:100%;text-align:center;padding:12px;border-radius:10px}
  .nav-actions .btn{display:none}
  .guide-grid,.article-grid{grid-template-columns:1fr}
  .steps-grid{grid-template-columns:1fr;gap:28px}
  .steps-wrap{padding:40px 24px}
  .feature-media img{height:300px}
  .footer-grid{grid-template-columns:1fr;gap:36px}
  .hero-btns{flex-direction:column;align-items:flex-start}
  .hero-btns .btn{width:100%}
  .cta-btns{flex-direction:column;align-items:stretch}
  .cta-btns .btn{width:100%}
  .container-new{padding:0 18px}
  .footer-bottom{flex-direction:column;text-align:center}
}
@media(max-width:520px){
  .stats-grid{grid-template-columns:1fr}
  .section-title{font-size:24px}
  .hero-title{font-size:28px}
  .steps-wrap{border-radius:18px;padding:32px 18px}
  .faq-question{padding:18px 20px;font-size:15px}
  .faq-answer-inner{padding:0 20px 20px}
  .guide-card{padding:28px 22px}
  .section-head{margin-bottom:40px}
  .header-inner .nav-actions{display:none}
}

/* roulang page: article */
:root {
    --primary: #142d52;
    --primary-light: #1e3f6e;
    --primary-dark: #0b1b30;
    --accent: #c9a35c;
    --accent-deep: #a8843c;
    --accent-light: #e2c68a;
    --bg: #f3f6fa;
    --bg-deep: #e9edf4;
    --surface: #ffffff;
    --text: #1a2332;
    --text-weak: #6b7a90;
    --border: #e3e8f0;
    --radius: 14px;
    --radius-lg: 22px;
    --shadow-sm: 0 2px 10px rgba(20,45,82,.06);
    --shadow-md: 0 10px 30px rgba(20,45,82,.1);
    --shadow-lg: 0 22px 54px rgba(20,45,82,.15);
    --header-h: 72px;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif; background: var(--bg); color: var(--text); line-height: 1.7; font-size: 15px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: all .25s ease; }
ul, ol { list-style: none; }
button, input, select { font-family: inherit; }

.container-new { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.93); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--border); }
.header-inner { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.header-left { display: flex; align-items: center; min-width: 0; }
.site-logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; letter-spacing: .5px; color: var(--primary); white-space: nowrap; }
.site-logo:hover { opacity: .85; }
.logo-dot { width: 10px; height: 10px; border-radius: 3px; background: var(--accent); box-shadow: 0 0 0 4px rgba(201,163,92,.2); flex-shrink: 0; }
.main-nav { display: flex; align-items: center; gap: 32px; margin-left: 40px; }
.nav-link { position: relative; color: var(--text-weak); font-weight: 600; font-size: 15px; padding: 10px 2px; border-bottom: 2px solid transparent; transition: color .25s, border-color .25s; }
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); border-bottom-color: var(--accent); }
.nav-actions { display: flex; align-items: center; gap: 14px; }
.search-box { width: 210px; position: relative; }
.search-box i { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); font-size: 13px; color: var(--text-weak); pointer-events: none; }
.search-box input { width: 100%; height: 38px; border: 1px solid var(--border); border-radius: 20px; padding: 0 16px 0 38px; font-size: 13px; background: var(--bg); color: var(--text); transition: all .25s; }
.search-box input::placeholder { color: #9aa7bb; }
.search-box input:focus { outline: none; border-color: var(--accent); background: #fff; box-shadow: 0 0 0 4px rgba(201,163,92,.14); }
.mobile-toggle { display: none; align-items: center; justify-content: center; width: 38px; height: 38px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); color: var(--primary); cursor: pointer; font-size: 16px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 10px; font-weight: 600; font-size: 14px; padding: 11px 22px; border: 1px solid transparent; cursor: pointer; transition: all .25s ease; line-height: 1.4; }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-deep); transform: translateY(-1px); box-shadow: 0 6px 18px rgba(168,132,60,.28); }
.btn-outline { border-color: var(--border); background: #fff; color: var(--text); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-1px); }
.btn-block { width: 100%; }

.article-hero { position: relative; padding: 72px 0 48px; background: linear-gradient(135deg, rgba(11,27,48,.96), rgba(30,63,110,.88)), url('/assets/images/backpic/back-1.png') center / cover no-repeat; color: #fff; }
.article-hero::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 60px; background: linear-gradient(to top, var(--bg), transparent); pointer-events: none; }
.article-hero .container-new { position: relative; z-index: 2; }
.breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,.65); margin-bottom: 22px; }
.breadcrumb a:hover { color: var(--accent-light); }
.breadcrumb i { font-size: 10px; color: rgba(255,255,255,.4); }
.breadcrumb .current { color: var(--accent-light); }
.article-hero h1 { font-size: 36px; line-height: 1.4; font-weight: 800; max-width: 840px; margin-bottom: 18px; letter-spacing: .5px; }
.article-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; color: rgba(255,255,255,.72); font-size: 14px; }
.article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta i { color: var(--accent); }

.article-layout-section { padding: 52px 0 64px; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 40px; align-items: start; }
.article-main { background: var(--surface); border-radius: var(--radius-lg); padding: 44px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); }
.article-body { font-size: 16px; line-height: 2; color: #2a3546; }
.article-body > * { margin-bottom: 18px; }
.article-body h2 { font-size: 23px; margin: 36px 0 16px; color: var(--primary); line-height: 1.5; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.article-body h3 { font-size: 18px; margin: 28px 0 12px; color: var(--primary-light); }
.article-body p { margin-bottom: 18px; }
.article-body img { border-radius: 12px; margin: 24px 0; box-shadow: var(--shadow-sm); }
.article-body ul, .article-body ol { margin: 0 0 20px 22px; }
.article-body ul li, .article-body ol li { margin-bottom: 8px; list-style: disc; }
.article-body ol li { list-style: decimal; }
.article-body blockquote { border-left: 4px solid var(--accent); background: rgba(201,163,92,.08); padding: 16px 20px; border-radius: 0 10px 10px 0; margin: 24px 0; color: #4a5568; }
.article-body a { color: var(--primary); border-bottom: 1px solid rgba(20,45,82,.3); }
.article-body a:hover { color: var(--accent-deep); border-color: var(--accent); }

.article-tags { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--border); }
.article-tags .tag-label { font-size: 14px; font-weight: 700; color: var(--text); margin-right: 4px; }
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 20px; background: var(--bg); border: 1px solid var(--border); font-size: 13px; color: var(--text-weak); cursor: pointer; transition: all .25s; }
.tag:hover { background: var(--primary); border-color: var(--primary); color: #fff; }

.not-found { text-align: center; padding: 72px 24px; }
.not-found i { font-size: 60px; color: var(--accent); margin-bottom: 20px; display: inline-block; }
.not-found h2 { font-size: 28px; color: var(--text); margin-bottom: 12px; }
.not-found p { color: var(--text-weak); margin-bottom: 28px; font-size: 15px; }

.article-sidebar { display: flex; flex-direction: column; gap: 24px; position: sticky; top: calc(var(--header-h) + 24px); }
.sidebar-card { background: var(--surface); border-radius: var(--radius); padding: 26px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.sidebar-card h3 { position: relative; font-size: 16px; font-weight: 700; color: var(--primary); padding-left: 14px; margin-bottom: 18px; line-height: 1.4; }
.sidebar-card h3::before { content: ''; position: absolute; left: 0; top: 4px; width: 4px; height: 16px; border-radius: 2px; background: var(--accent); }
.sidebar-desc { font-size: 14px; color: var(--text-weak); line-height: 1.8; }
.sidebar-summary { padding: 18px; background: var(--bg); border-radius: 10px; font-size: 14px; color: #51617a; line-height: 1.8; }
.sidebar-link-list li a { display: flex; align-items: center; gap: 10px; padding: 11px 0; border-bottom: 1px dashed var(--border); font-size: 14px; color: var(--text); }
.sidebar-link-list li:last-child a { border-bottom: none; }
.sidebar-link-list li a i { width: 28px; height: 28px; border-radius: 8px; background: rgba(201,163,92,.12); color: var(--accent-deep); display: inline-flex; align-items: center; justify-content: center; font-size: 13px; flex-shrink: 0; }
.sidebar-link-list li a:hover { color: var(--primary); padding-left: 4px; }
.sidebar-card .cover-img { border-radius: 10px; overflow: hidden; margin-bottom: 16px; }
.sidebar-card .cover-img img { width: 100%; height: 160px; object-fit: cover; transition: transform .5s; }
.sidebar-card .cover-img:hover img { transform: scale(1.04); }
.sidebar-card .side-note { font-size: 13px; color: var(--text-weak); margin-bottom: 16px; line-height: 1.7; }

.related-section { padding: 60px 0; background: var(--bg-deep); }
.section-head { margin-bottom: 36px; }
.section-tag { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--accent-deep); background: rgba(201,163,92,.1); padding: 6px 14px; border-radius: 20px; margin-bottom: 12px; letter-spacing: 1px; }
.section-head h2 { font-size: 28px; font-weight: 800; color: var(--text); letter-spacing: .5px; }
.section-head p { color: var(--text-weak); margin-top: 8px; font-size: 15px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.related-card { background: var(--surface); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: transform .3s, box-shadow .3s; display: flex; flex-direction: column; }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.related-card .card-img { position: relative; overflow: hidden; height: 190px; }
.related-card .card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.related-card:hover .card-img img { transform: scale(1.06); }
.related-card .card-img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11,27,48,.4), transparent); }
.related-card .card-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.related-card .card-cat { font-size: 12px; font-weight: 700; color: var(--accent-deep); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.related-card h3 { font-size: 17px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; color: var(--text); transition: color .25s; }
.related-card:hover h3 { color: var(--primary); }
.related-card p { font-size: 14px; color: var(--text-weak); line-height: 1.7; flex: 1; }
.related-card .card-more { margin-top: 16px; font-size: 14px; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.related-card .card-more i { font-size: 12px; transition: transform .25s; }
.related-card:hover .card-more i { transform: translateX(4px); color: var(--accent-deep); }

.faq-section { padding: 64px 0; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.faq-item { background: var(--surface); border-radius: var(--radius); padding: 26px 28px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); transition: box-shadow .25s, transform .25s; }
.faq-item:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.faq-item h3 { font-size: 16px; font-weight: 700; color: var(--primary); margin-bottom: 10px; display: flex; align-items: center; gap: 10px; }
.faq-item h3 i { color: var(--accent); font-size: 14px; }
.faq-item p { font-size: 14px; color: var(--text-weak); line-height: 1.8; }

.cta-section { padding: 48px 0 80px; }
.cta-box { background: linear-gradient(120deg, var(--primary-dark), var(--primary-light)); border-radius: 26px; padding: 52px 56px; color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 36px; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.cta-box::before { content: ''; position: absolute; right: -60px; top: -60px; width: 220px; height: 220px; border-radius: 50%; background: rgba(201,163,92,.18); }
.cta-box::after { content: ''; position: absolute; right: 60px; bottom: -80px; width: 160px; height: 160px; border-radius: 50%; background: rgba(201,163,92,.1); }
.cta-content { position: relative; z-index: 2; }
.cta-content h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; letter-spacing: .5px; }
.cta-content p { font-size: 15px; color: rgba(255,255,255,.75); max-width: 520px; }
.cta-actions { position: relative; z-index: 2; display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.cta-actions .btn { padding: 14px 28px; font-size: 15px; border-radius: 12px; }
.cta-actions .btn-accent { box-shadow: 0 8px 24px rgba(201,163,92,.3); }
.cta-actions .btn-outline { border-color: rgba(255,255,255,.35); background: transparent; color: #fff; }
.cta-actions .btn-outline:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.6); }

.site-footer { background: var(--primary-dark); color: rgba(255,255,255,.68); padding: 64px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 48px; }
.footer-brand .site-logo { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(255,255,255,.55); max-width: 360px; }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 20px; letter-spacing: .5px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col a { font-size: 14px; color: rgba(255,255,255,.55); transition: all .2s; display: inline-flex; align-items: center; gap: 6px; }
.footer-col a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding-top: 22px; margin-top: 48px; display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 13px; color: rgba(255,255,255,.4); flex-wrap: wrap; }
.footer-bottom .tech { display: flex; align-items: center; gap: 18px; }
.footer-bottom .tech span { display: inline-flex; align-items: center; gap: 6px; }
.footer-bottom i { color: var(--accent); }

@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .search-box { width: 160px; }
    .main-nav { gap: 20px; margin-left: 24px; }
    .cta-box { padding: 40px 36px; flex-direction: column; text-align: center; }
    .cta-content p { margin: 0 auto; }
}

@media (max-width: 768px) {
    .mobile-toggle { display: inline-flex; }
    .header-inner { flex-wrap: wrap; padding: 12px 0; height: auto; gap: 10px; }
    .site-header { position: relative; }
    .search-box { display: none; }
    .nav-actions .btn { margin-left: auto; }
    .main-nav { display: none; width: 100%; order: 3; flex-direction: column; align-items: flex-start; gap: 0; margin: 10px 0 0; padding-top: 10px; border-top: 1px solid var(--border); }
    .main-nav.open { display: flex; }
    .main-nav .nav-link { width: 100%; padding: 12px 4px; border-bottom: 1px solid var(--bg-deep); border-left: 3px solid transparent; }
    .main-nav .nav-link.active { border-left-color: var(--accent); border-bottom-color: var(--bg-deep); }
    .article-hero { padding: 48px 0 40px; }
    .article-hero h1 { font-size: 27px; }
    .article-meta { gap: 12px; font-size: 13px; }
    .article-main { padding: 28px 20px; border-radius: 16px; }
    .article-body { font-size: 15px; }
    .article-sidebar { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
    .faq-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 36px; }
    .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
    .cta-box { padding: 36px 24px; }
    .cta-actions { flex-direction: column; width: 100%; }
    .cta-actions .btn { width: 100%; max-width: 320px; }
}

@media (max-width: 520px) {
    .container-new { padding: 0 18px; }
    .header-left { flex: 1; min-width: 0; }
    .site-logo { font-size: 15px; gap: 7px; }
    .nav-actions .btn { padding: 7px 12px; font-size: 12px; }
    .nav-actions i.fa-arrow-right { display: none; }
    .article-hero h1 { font-size: 24px; }
    .breadcrumb { font-size: 13px; flex-wrap: wrap; }
    .section-head h2 { font-size: 22px; }
    .related-card h3 { font-size: 16px; }
    .faq-item h3 { font-size: 15px; }
    .faq-item p { font-size: 13px; }
    .cta-content h2 { font-size: 22px; }
    .cta-content p { font-size: 14px; }
}