/* roulang page: index */
:root {
  --primary: #0c1d3a;
  --primary-light: #16294d;
  --primary-dark: #081429;
  --accent: #d0a659;
  --accent-light: #e8c584;
  --accent-dark: #b0873e;
  --bg-body: #f7f8fa;
  --bg-card: #ffffff;
  --text-main: #1c2434;
  --text-weak: #6b7280;
  --border: #e5e7eb;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 20px 40px rgba(12, 29, 58, 0.08);
  --shadow-hover: 0 24px 50px rgba(12, 29, 58, 0.15);
  --transition: all 0.3s ease;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
.container-custom { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226,232,240,0.6);
  transition: var(--transition);
}
.site-header.scrolled { box-shadow: 0 8px 30px rgba(12,29,58,0.08); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 24px; font-weight: 800; color: var(--primary); letter-spacing: 0.02em; }
.logo-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; font-size: 18px; font-weight: 900;
  box-shadow: 0 8px 16px rgba(12,29,58,0.2);
}
.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
  display: inline-block; padding: 10px 18px; border-radius: 50px;
  font-size: 15px; font-weight: 500; color: var(--text-main);
  transition: var(--transition);
}
.nav-link:hover { color: var(--primary); background: rgba(12,29,58,0.05); }
.nav-link.active { color: #fff; background: var(--primary); box-shadow: 0 6px 16px rgba(12,29,58,0.2); }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  width: 40px; height: 40px; align-items: center; justify-content: center;
  border-radius: 10px; background: rgba(12,29,58,0.06);
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--primary); border-radius: 2px; transition: var(--transition); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero-section {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover; background-position: center;
  padding: 120px 24px 80px;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(8,20,41,0.88) 20%, rgba(12,29,58,0.72) 60%, rgba(208,166,89,0.25) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 860px; text-align: center; color: #fff; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 20px; border-radius: 50px;
  background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(8px); font-size: 14px; font-weight: 500;
  letter-spacing: 0.1em; margin-bottom: 28px;
}
.hero-title { font-size: clamp(42px, 6vw, 76px); font-weight: 900; line-height: 1.15; letter-spacing: 0.02em; margin-bottom: 20px; text-shadow: 0 10px 40px rgba(0,0,0,0.3); }
.hero-title .accent { color: var(--accent-light); }
.hero-subtitle { font-size: clamp(16px, 2vw, 20px); color: rgba(255,255,255,0.9); max-width: 640px; margin: 0 auto 40px; line-height: 1.8; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px;
  background: var(--accent); color: #fff; font-size: 16px; font-weight: 600;
  transition: var(--transition); box-shadow: 0 10px 24px rgba(208,166,89,0.4);
}
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 14px 32px rgba(208,166,89,0.5); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px;
  border: 2px solid rgba(255,255,255,0.6); color: #fff; font-size: 16px; font-weight: 600;
  transition: var(--transition); backdrop-filter: blur(4px);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-2px); }

/* Stats */
.stats-section { padding: 80px 0; background: var(--bg-body); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card {
  text-align: center; padding: 36px 24px;
  background: var(--bg-card); border-radius: var(--radius);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  transition: var(--transition);
}
.stat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.stat-number { display: block; font-size: 44px; font-weight: 900; color: var(--primary); line-height: 1.2; margin-bottom: 6px; }
.stat-number .unit { font-size: 24px; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 15px; color: var(--text-weak); font-weight: 500; }

/* Section header */
.section-header { text-align: center; margin-bottom: 56px; }
.section-overline {
  display: inline-block; padding: 6px 16px; border-radius: 50px;
  background: rgba(208,166,89,0.12); color: var(--accent-dark);
  font-size: 13px; font-weight: 600; letter-spacing: 0.12em; margin-bottom: 16px;
}
.section-title { font-size: clamp(28px, 3.5vw, 44px); font-weight: 800; color: var(--primary); line-height: 1.3; margin-bottom: 14px; }
.section-subtitle { font-size: 16px; color: var(--text-weak); max-width: 640px; margin: 0 auto; line-height: 1.7; }

/* Values */
.values-section { padding: 100px 0; background: #fff; }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.value-card {
  text-align: center; padding: 48px 32px; border-radius: var(--radius);
  background: var(--bg-body); border: 1px solid var(--border);
  transition: var(--transition); position: relative; overflow: hidden;
}
.value-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0; transition: var(--transition);
}
.value-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); background: #fff; }
.value-card:hover::before { opacity: 1; }
.value-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 72px; height: 72px; border-radius: 20px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff; font-size: 28px; margin-bottom: 24px;
  box-shadow: 0 12px 24px rgba(12,29,58,0.18);
}
.value-card h3 { font-size: 22px; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.value-card p { font-size: 15px; color: var(--text-weak); line-height: 1.8; }

/* Category */
.category-section { padding: 100px 0; background: linear-gradient(180deg, var(--bg-body), #fff); }
.category-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.category-card { position: relative; border-radius: 20px; overflow: hidden; box-shadow: var(--shadow); transition: var(--transition); display: block; }
.category-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.category-card img { width: 100%; height: 360px; object-fit: cover; transition: transform 0.5s ease; }
.category-card:hover img { transform: scale(1.04); }
.category-card-body {
  position: absolute; inset: auto 0 0 0; padding: 32px;
  background: linear-gradient(180deg, transparent, rgba(8,20,41,0.92) 60%);
  color: #fff;
}
.category-card-body h3 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.category-card-body p { font-size: 14px; color: rgba(255,255,255,0.85); line-height: 1.6; margin-bottom: 12px; }
.category-link { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--accent-light); }

/* News */
.news-section { padding: 100px 0; background: #fff; }
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.news-card {
  display: block; padding: 28px; border-radius: var(--radius);
  background: var(--bg-body); border: 1px solid var(--border);
  transition: var(--transition);
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); background: #fff; border-color: rgba(208,166,89,0.4); }
.news-category {
  display: inline-block; padding: 4px 12px; border-radius: 50px;
  background: rgba(208,166,89,0.15); color: var(--accent-dark);
  font-size: 13px; font-weight: 600; margin-bottom: 12px;
}
.news-card h3 { font-size: 18px; font-weight: 700; color: var(--primary); line-height: 1.4; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card p { font-size: 14px; color: var(--text-weak); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 14px; }
.news-date { font-size: 13px; color: #9ca3af; }
.news-empty {
  grid-column: 1 / -1; text-align: center; padding: 48px 24px;
  color: var(--text-weak); background: var(--bg-body);
  border-radius: var(--radius); border: 1px dashed #d1d5db;
  font-size: 15px;
}

/* Timeline */
.timeline-section {
  padding: 100px 0; background: var(--primary); color: #fff;
  position: relative; overflow: hidden;
}
.timeline-section::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 400px; height: 400px; background: rgba(208,166,89,0.08);
  border-radius: 50%; transform: translate(30%, -30%);
}
.timeline-section .section-title { color: #fff; }
.timeline-section .section-subtitle { color: rgba(255,255,255,0.7); }
.timeline { position: relative; max-width: 800px; margin: 0 auto; padding: 40px 0; }
.timeline::before {
  content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(180deg, transparent, rgba(208,166,89,0.6), transparent);
  transform: translateX(-50%);
}
.timeline-item { display: flex; align-items: flex-start; margin-bottom: 48px; position: relative; }
.timeline-item:nth-child(odd) { flex-direction: row-reverse; }
.timeline-dot {
  position: absolute; left: 50%; transform: translateX(-50%);
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); border: 3px solid #fff;
  box-shadow: 0 0 0 6px rgba(208,166,89,0.3); z-index: 2;
}
.timeline-content {
  width: calc(50% - 40px); padding: 28px; border-radius: var(--radius);
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(8px); transition: var(--transition);
}
.timeline-content:hover { background: rgba(255,255,255,0.14); transform: translateY(-4px); }
.timeline-year {
  display: inline-block; padding: 4px 14px; border-radius: 50px;
  background: rgba(208,166,89,0.2); color: var(--accent-light);
  font-size: 13px; font-weight: 700; margin-bottom: 10px;
}
.timeline-content h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.timeline-content p { font-size: 14px; color: rgba(255,255,255,0.75); line-height: 1.7; }

/* FAQ */
.faq-section { padding: 100px 0; background: var(--bg-body); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  margin-bottom: 16px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--border);
  overflow: hidden; transition: var(--transition);
}
.faq-item:hover { border-color: rgba(208,166,89,0.4); box-shadow: var(--shadow); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 28px; cursor: pointer; font-size: 16px;
  font-weight: 600; color: var(--primary); gap: 16px;
}
.faq-icon {
  flex-shrink: 0; width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px; background: rgba(208,166,89,0.12);
  color: var(--accent-dark); transition: var(--transition);
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--accent); color: #fff; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer-inner { padding: 0 28px 24px; font-size: 15px; color: var(--text-weak); line-height: 1.8; border-top: 1px dashed #f0f0f0; padding-top: 16px; }

/* CTA */
.cta-section {
  position: relative; padding: 120px 0;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover; background-position: center;
  background-attachment: fixed; text-align: center; color: #fff;
}
.cta-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(8,20,41,0.85), rgba(12,29,58,0.75)); }
.cta-content { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }
.cta-content h2 { font-size: clamp(28px, 3.5vw, 44px); font-weight: 800; margin-bottom: 16px; }
.cta-content p { font-size: 16px; color: rgba(255,255,255,0.8); margin-bottom: 36px; line-height: 1.8; }

/* Footer */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.6); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; margin-bottom: 50px; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 16px; }
.footer-logo-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--accent); color: var(--primary-dark); font-size: 16px; font-weight: 900;
}
.footer-desc { font-size: 14px; line-height: 1.8; margin-top: 12px; }
.footer-title { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 20px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-links a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 13px; }

/* Responsive */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .timeline::before { left: 20px; }
  .timeline-dot { left: 20px; }
  .timeline-item, .timeline-item:nth-child(odd) { flex-direction: row; }
  .timeline-content { width: calc(100% - 60px); margin-left: 60px; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute; top: 76px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    padding: 16px 24px; background: #fff;
    box-shadow: 0 12px 30px rgba(0,0,0,0.1);
    border-radius: 0 0 20px 20px; display: none;
  }
  .main-nav.open { display: flex; }
  .nav-link { text-align: center; padding: 14px; }
  .hero-section { min-height: auto; padding-top: 140px; padding-bottom: 100px; }
  .category-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .header-inner { height: 64px; }
  .logo { font-size: 18px; }
  .logo-icon { width: 34px; height: 34px; font-size: 14px; }
  .hero-title { font-size: 34px; }
  .hero-subtitle { font-size: 15px; }
  .btn-primary, .btn-outline { font-size: 14px; padding: 12px 24px; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-card { padding: 24px; }
  .stat-number { font-size: 34px; }
  .category-card img { height: 240px; }
  .timeline-content { padding: 20px; }
}

/* roulang page: category1 */
:root{
    --primary:#10233D;
    --primary-dark:#0A1628;
    --primary-deep:#1A3552;
    --accent:#F0A93B;
    --accent-dark:#D28A24;
    --bg-light:#F6F7F9;
    --bg-soft:#F7F3EB;
    --text-main:#1C2B3A;
    --text-muted:#64748B;
    --border-color:#E5EAF0;
    --radius-lg:18px;
    --radius-md:12px;
    --radius-sm:8px;
    --shadow-sm:0 4px 16px rgba(16,35,61,.07);
    --shadow-md:0 10px 30px rgba(16,35,61,.10);
    --shadow-lg:0 20px 50px rgba(16,35,61,.14);
    --gap-section:96px;
    --container-w:1200px;
    --transition:all .3s cubic-bezier(.25,.46,.45,.94);
  }
  *,*::before,*::after{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    background:var(--bg-light);
    color:var(--text-main);
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{text-decoration:none;color:inherit;transition:var(--transition)}
  button{font-family:inherit;cursor:pointer;transition:var(--transition)}
  .container-custom{
    width:100%;
    max-width:var(--container-w);
    margin:0 auto;
    padding-left:24px;
    padding-right:24px;
  }
  .site-header{
    position:sticky;
    top:0;
    z-index:1000;
    background:rgba(16,35,61,.92);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid rgba(255,255,255,.08);
    box-shadow:0 4px 24px rgba(10,22,40,.25);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:76px;
  }
  .logo{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-weight:700;
    color:#fff;
  }
  .logo-icon{
    width:40px;height:40px;
    display:inline-flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--accent),var(--accent-dark));
    color:#0A1628;
    border-radius:12px;
    font-size:20px;
    font-weight:800;
    box-shadow:0 4px 14px rgba(240,169,59,.4);
  }
  .logo-text{
    font-size:20px;
    letter-spacing:.5px;
    white-space:nowrap;
  }
  .main-nav{
    display:flex;
    align-items:center;
    gap:8px;
  }
  .nav-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:9px 18px;
    border-radius:999px;
    font-size:15px;
    font-weight:500;
    color:rgba(255,255,255,.82);
    transition:var(--transition);
  }
  .nav-link:hover{
    color:#fff;
    background:rgba(255,255,255,.1);
  }
  .nav-link.active{
    color:#0A1628;
    background:linear-gradient(135deg,var(--accent),var(--accent-dark));
    box-shadow:0 4px 14px rgba(240,169,59,.35);
    font-weight:600;
  }
  .nav-toggle{
    display:none;
    flex-direction:column;
    gap:5px;
    background:transparent;
    border:none;
    padding:10px;
    border-radius:10px;
  }
  .nav-toggle span{
    display:block;
    width:24px;height:2px;
    background:#fff;
    border-radius:4px;
    transition:var(--transition);
  }
  .nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.active span:nth-child(2){opacity:0}
  .nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  .page-hero{
    position:relative;
    min-height:420px;
    display:flex;
    align-items:center;
    justify-content:center;
    background:linear-gradient(rgba(10,22,40,.82),rgba(16,35,61,.76)),url('/assets/images/backpic/back-2.png') center/cover no-repeat;
    color:#fff;
    padding:80px 24px;
    text-align:center;
    overflow:hidden;
  }
  .page-hero::after{
    content:'';
    position:absolute;
    top:0;left:0;right:0;bottom:0;
    background:radial-gradient(circle at 20% 20%,rgba(240,169,59,.12),transparent 45%),
               radial-gradient(circle at 80% 80%,rgba(240,169,59,.08),transparent 50%);
    pointer-events:none;
  }
  .page-hero .hero-inner{position:relative;z-index:2;max-width:820px}
  .page-hero .hero-badge{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 20px;
    background:rgba(240,169,59,.15);
    border:1px solid rgba(240,169,59,.45);
    border-radius:999px;
    color:var(--accent);
    font-size:14px;
    font-weight:600;
    margin-bottom:22px;
    backdrop-filter:blur(6px);
  }
  .page-hero h1{
    font-size:clamp(32px,5vw,52px);
    line-height:1.2;
    font-weight:800;
    margin:0 0 18px;
    letter-spacing:1px;
  }
  .page-hero h1 span{
    background:linear-gradient(120deg,var(--accent),#FFD58A);
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
  }
  .page-hero p{
    font-size:18px;
    color:rgba(255,255,255,.85);
    max-width:640px;
    margin:0 auto 28px;
    line-height:1.8;
  }
  .hero-buttons{
    display:flex;
    gap:14px;
    justify-content:center;
    flex-wrap:wrap;
  }
  .btn-primary{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:14px 30px;
    background:linear-gradient(135deg,var(--accent),var(--accent-dark));
    color:#0A1628;
    font-weight:700;
    font-size:15px;
    border-radius:999px;
    border:none;
    box-shadow:0 6px 20px rgba(240,169,59,.4);
    transition:var(--transition);
  }
  .btn-primary:hover{
    transform:translateY(-2px);
    box-shadow:0 10px 30px rgba(240,169,59,.5);
  }
  .btn-ghost{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:14px 28px;
    background:transparent;
    color:#fff;
    font-weight:600;
    font-size:15px;
    border-radius:999px;
    border:1.5px solid rgba(255,255,255,.55);
    transition:var(--transition);
  }
  .btn-ghost:hover{
    background:rgba(255,255,255,.1);
    border-color:#fff;
  }

  .section{padding:80px 0}
  .section-title{
    font-size:clamp(26px,3.4vw,36px);
    font-weight:800;
    color:var(--primary);
    line-height:1.3;
    margin:0 0 10px;
    letter-spacing:.5px;
  }
  .section-sub{
    font-size:16px;
    color:var(--text-muted);
    max-width:620px;
    margin:0 0 44px;
    line-height:1.7;
  }
  .center-title{text-align:center;margin-left:auto;margin-right:auto}

  .feature-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:22px;
  }
  .feature-card{
    background:#fff;
    border-radius:var(--radius-lg);
    padding:30px 26px;
    border:1px solid var(--border-color);
    box-shadow:var(--shadow-sm);
    transition:var(--transition);
    position:relative;
    overflow:hidden;
  }
  .feature-card::before{
    content:'';
    position:absolute;
    top:0;left:0;right:0;
    height:4px;
    background:linear-gradient(90deg,var(--accent),#FFD58A);
    transform:scaleX(0);
    transform-origin:left;
    transition:var(--transition);
  }
  .feature-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-md);
    border-color:rgba(240,169,59,.3);
  }
  .feature-card:hover::before{transform:scaleX(1)}
  .feature-icon{
    width:56px;height:56px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,rgba(240,169,59,.15),rgba(240,169,59,.08));
    color:var(--accent-dark);
    border-radius:16px;
    font-size:24px;
    margin-bottom:18px;
    border:1px solid rgba(240,169,59,.2);
  }
  .feature-card h3{
    font-size:18px;
    font-weight:700;
    color:var(--primary);
    margin:0 0 10px;
  }
  .feature-card p{
    font-size:14px;
    color:var(--text-muted);
    line-height:1.7;
    margin:0;
  }

  .showcase-block{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:56px;
    align-items:center;
    margin-bottom:64px;
  }
  .showcase-block.reverse .showcase-img{order:2}
  .showcase-block.reverse .showcase-content{order:1}
  .showcase-img{
    border-radius:var(--radius-lg);
    overflow:hidden;
    box-shadow:var(--shadow-lg);
    position:relative;
    border:1px solid var(--border-color);
  }
  .showcase-img img{
    width:100%;
    height:360px;
    object-fit:cover;
    transition:transform .6s ease;
  }
  .showcase-img:hover img{transform:scale(1.03)}
  .showcase-img::after{
    content:'九游会第一品牌 · 特色服务';
    position:absolute;
    bottom:14px;left:14px;
    background:rgba(10,22,40,.75);
    color:#fff;
    font-size:12px;
    padding:6px 14px;
    border-radius:999px;
    backdrop-filter:blur(6px);
    letter-spacing:1px;
  }
  .showcase-content h3{
    font-size:24px;
    font-weight:700;
    color:var(--primary);
    margin:0 0 14px;
    line-height:1.4;
  }
  .showcase-content h3 i{
    color:var(--accent-dark);
    margin-right:6px;
  }
  .showcase-content p{
    font-size:15px;
    color:var(--text-muted);
    line-height:1.8;
    margin:0 0 22px;
  }
  .check-list{
    list-style:none;
    padding:0;
    margin:0 0 28px;
  }
  .check-list li{
    display:flex;
    align-items:flex-start;
    gap:12px;
    padding:8px 0;
    font-size:15px;
    color:var(--text-main);
    font-weight:500;
  }
  .check-list li i{
    color:var(--accent-dark);
    font-size:16px;
    margin-top:2px;
    flex-shrink:0;
    width:22px;height:22px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(240,169,59,.12);
    border-radius:50%;
    font-size:11px;
  }

  .metrics-section{
    background:linear-gradient(135deg,var(--primary-dark),var(--primary-deep)),url('/assets/images/backpic/back-3.png') center/cover no-repeat;
    background-blend-mode:overlay;
    color:#fff;
    position:relative;
    overflow:hidden;
  }
  .metrics-section::before{
    content:'';
    position:absolute;
    inset:0;
    background:radial-gradient(circle at 80% 10%,rgba(240,169,59,.12),transparent 50%);
  }
  .metrics-inner{position:relative;z-index:2}
  .metrics-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:26px;
  }
  .metric-card{
    text-align:center;
    padding:34px 20px;
    background:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.1);
    border-radius:var(--radius-lg);
    backdrop-filter:blur(8px);
    transition:var(--transition);
  }
  .metric-card:hover{
    background:rgba(255,255,255,.1);
    transform:translateY(-4px);
  }
  .metric-number{
    font-size:44px;
    font-weight:800;
    line-height:1.1;
    background:linear-gradient(120deg,var(--accent),#FFD58A);
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
  }
  .metric-label{
    font-size:14px;
    color:rgba(255,255,255,.7);
    margin-top:8px;
    letter-spacing:1px;
  }

  .process-steps{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:22px;
    counter-reset:step;
  }
  .step-card{
    position:relative;
    background:#fff;
    border:1px solid var(--border-color);
    border-radius:var(--radius-lg);
    padding:36px 22px 26px;
    text-align:center;
    box-shadow:var(--shadow-sm);
    transition:var(--transition);
  }
  .step-card:hover{
    transform:translateY(-6px);
    box-shadow:var(--shadow-md);
  }
  .step-num{
    width:50px;height:50px;
    margin:0 auto 16px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--accent),var(--accent-dark));
    color:#0A1628;
    font-weight:800;
    font-size:20px;
    border-radius:50%;
    box-shadow:0 6px 16px rgba(240,169,59,.35);
    position:relative;
    z-index:2;
  }
  .step-card::before{
    content:'';
    position:absolute;
    top:49px;left:60%;
    width:calc(100% - 40px);
    height:2px;
    background:repeating-linear-gradient(90deg,var(--accent) 0 4px,transparent 4px 8px);
    opacity:.4;
    z-index:1;
  }
  .step-card:last-child::before{display:none}
  .step-card h3{
    font-size:16px;
    font-weight:700;
    color:var(--primary);
    margin:0 0 8px;
  }
  .step-card p{
    font-size:13px;
    color:var(--text-muted);
    margin:0;
    line-height:1.6;
  }

  .quote-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px;
  }
  .quote-card{
    background:#fff;
    border-radius:var(--radius-lg);
    padding:28px;
    border:1px solid var(--border-color);
    box-shadow:var(--shadow-sm);
    transition:var(--transition);
    position:relative;
  }
  .quote-card:hover{
    box-shadow:var(--shadow-md);
    transform:translateY(-4px);
  }
  .quote-mark{
    color:rgba(240,169,59,.25);
    font-size:40px;
    line-height:1;
    margin-bottom:8px;
  }
  .quote-card p{
    font-size:14px;
    color:var(--text-main);
    line-height:1.8;
    margin:0 0 20px;
    font-style:normal;
  }
  .quote-user{
    display:flex;
    align-items:center;
    gap:12px;
  }
  .quote-avatar{
    width:42px;height:42px;
    border-radius:50%;
    background:linear-gradient(135deg,var(--primary-deep),var(--primary));
    color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-weight:700;
    font-size:16px;
  }
  .quote-user-name{
    font-size:14px;
    font-weight:700;
    color:var(--primary);
  }
  .quote-user-tag{
    font-size:12px;
    color:var(--text-muted);
  }

  .faq-wrap{
    max-width:800px;
    margin:0 auto;
  }
  .faq-item{
    background:#fff;
    border:1px solid var(--border-color);
    border-radius:var(--radius-md);
    margin-bottom:14px;
    overflow:hidden;
    transition:var(--transition);
  }
  .faq-item.active{
    border-color:rgba(240,169,59,.4);
    box-shadow:var(--shadow-sm);
  }
  .faq-question{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:20px 24px;
    background:transparent;
    border:none;
    font-size:16px;
    font-weight:600;
    color:var(--primary);
    text-align:left;
  }
  .faq-question i{
    color:var(--accent-dark);
    font-size:14px;
    transition:transform .3s ease;
  }
  .faq-item.active .faq-question i{
    transform:rotate(45deg);
  }
  .faq-answer{
    max-height:0;
    overflow:hidden;
    transition:max-height .4s ease;
  }
  .faq-answer-inner{
    padding:0 24px 22px;
    color:var(--text-muted);
    font-size:14px;
    line-height:1.8;
  }

  .cta-banner{
    background:linear-gradient(135deg,var(--primary-dark),var(--primary-deep));
    border-radius:24px;
    padding:56px 48px;
    color:#fff;
    position:relative;
    overflow:hidden;
    text-align:center;
  }
  .cta-banner::before{
    content:'';
    position:absolute;
    top:-40%;right:-20%;
    width:400px;height:400px;
    background:radial-gradient(circle,rgba(240,169,59,.15),transparent 65%);
  }
  .cta-banner h2{
    font-size:32px;
    font-weight:800;
    margin:0 0 12px;
  }
  .cta-banner p{
    color:rgba(255,255,255,.8);
    max-width:560px;
    margin:0 auto 28px;
    font-size:16px;
  }
  .cta-banner .btn-primary{
    font-size:16px;
    padding:16px 38px;
  }

  .site-footer{
    background:var(--primary-dark);
    color:rgba(255,255,255,.75);
    padding:70px 0 0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr;
    gap:48px;
    padding-bottom:44px;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .footer-logo{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:20px;
    font-weight:700;
    color:#fff;
    margin-bottom:16px;
  }
  .footer-logo-icon{
    width:38px;height:38px;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(135deg,var(--accent),var(--accent-dark));
    color:#0A1628;
    border-radius:10px;
    font-weight:800;
  }
  .footer-desc{
    font-size:14px;
    line-height:1.8;
    margin:0;
    max-width:340px;
  }
  .footer-title{
    font-size:16px;
    color:#fff;
    font-weight:600;
    margin:0 0 18px;
    letter-spacing:.5px;
  }
  .footer-links{
    list-style:none;
    padding:0;
    margin:0;
    display:grid;
    gap:10px;
  }
  .footer-links a{
    font-size:14px;
    color:rgba(255,255,255,.65);
    display:inline-flex;
    align-items:center;
    gap:6px;
  }
  .footer-links a::before{
    content:'›';
    color:var(--accent);
    font-size:16px;
    line-height:1;
  }
  .footer-links a:hover{
    color:var(--accent);
    padding-left:4px;
  }
  .footer-bottom{
    padding:24px 0 30px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:10px;
    font-size:13px;
    color:rgba(255,255,255,.45);
  }

  .breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:var(--text-muted);
    padding:20px 0 0;
    flex-wrap:wrap;
  }
  .breadcrumb a{color:var(--text-muted)}
  .breadcrumb a:hover{color:var(--accent-dark)}
  .breadcrumb i{font-size:10px;color:var(--text-muted);opacity:.5}

  @media (max-width:1024px){
    :root{--gap-section:70px}
    .feature-grid{grid-template-columns:repeat(2,1fr);gap:18px}
    .metrics-grid{grid-template-columns:repeat(2,1fr)}
    .process-steps{grid-template-columns:repeat(2,1fr)}
    .quote-grid{grid-template-columns:repeat(2,1fr)}
    .showcase-block{
      grid-template-columns:1fr;
      gap:30px;
      margin-bottom:48px;
    }
    .showcase-block.reverse .showcase-img{order:1}
    .showcase-block.reverse .showcase-content{order:2}
  }

  @media (max-width:768px){
    :root{--gap-section:60px}
    .container-custom{padding:0 18px}
    .header-inner{height:68px}
    .main-nav{
      display:none;
      position:fixed;
      top:68px;left:0;right:0;
      background:var(--primary-dark);
      flex-direction:column;
      align-items:stretch;
      padding:16px 20px 24px;
      gap:6px;
      border-bottom:1px solid rgba(255,255,255,.08);
      box-shadow:0 16px 30px rgba(0,0,0,.25);
      z-index:999;
    }
    .main-nav.open{
      display:flex;
    }
    .nav-link{
      padding:12px 16px;
      border-radius:10px;
      font-size:15px;
      color:rgba(255,255,255,.85);
    }
    .nav-link.active{
      background:linear-gradient(135deg,var(--accent),var(--accent-dark));
      color:#0A1628;
    }
    .nav-toggle{
      display:flex;
    }
    .page-hero{
      min-height:380px;
      padding:60px 20px;
    }
    .page-hero h1{font-size:30px}
    .page-hero p{font-size:16px}
    .section{padding:52px 0}
    .feature-grid{grid-template-columns:1fr}
    .metrics-grid{grid-template-columns:1fr}
    .process-steps{grid-template-columns:1fr}
    .step-card::before{display:none}
    .quote-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr;gap:36px}
    .cta-banner{padding:40px 24px}
    .cta-banner h2{font-size:24px}
    .footer-bottom{justify-content:center;text-align:center}
    .breadcrumb{padding-top:14px}
  }

  @media (max-width:520px){
    .logo-text{font-size:17px}
    .logo-icon{width:36px;height:36px;font-size:17px}
    .hero-buttons{flex-direction:column;width:100%}
    .hero-buttons .btn-primary,.hero-buttons .btn-ghost{width:100%;justify-content:center}
    .page-hero h1{font-size:26px}
    .section-title{font-size:24px}
    .metric-number{font-size:36px}
    .showcase-img img{height:260px}
  }

/* roulang page: article */
:root {
    --primary: #0b1d33;
    --primary-light: #173a5c;
    --accent: #c7a267;
    --accent-light: #ddbb82;
    --accent-dark: #a9834c;
    --bg: #f6f5f1;
    --bg-card: #ffffff;
    --text-main: #1e2430;
    --text-muted: #6b7280;
    --border: #e7e3dc;
    --radius: 14px;
    --radius-lg: 22px;
    --shadow-sm: 0 2px 10px rgba(11, 29, 51, .05);
    --shadow-md: 0 8px 28px rgba(11, 29, 51, .07);
    --shadow-lg: 0 20px 50px rgba(11, 29, 51, .1);
    --font-sans: -apple-system, BlinkMacSystemFont, 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-sans); background: var(--bg); color: var(--text-main); line-height: 1.75; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; transition: all .25s ease; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; }

.container-custom { max-width: 1200px; margin: 0 auto; padding: 0 28px; }

.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(11, 29, 51, .85);
    backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    transition: background .35s ease, box-shadow .35s ease;
}
.site-header:hover { background: rgba(11, 29, 51, .92); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.logo { display: flex; align-items: center; gap: 10px; color: #fff; }
.logo-icon {
    width: 38px; height: 38px; border-radius: 10px;
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 20px; color: #071827;
    box-shadow: 0 4px 14px rgba(199, 162, 103, .35);
}
.logo-text { font-size: 20px; font-weight: 700; letter-spacing: .5px; }

.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
    padding: 8px 18px; border-radius: 999px;
    color: rgba(255, 255, 255, .75); font-size: 15px; font-weight: 500;
    letter-spacing: .2px; position: relative;
}
.nav-link:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.nav-link.active { color: #071827; background: var(--accent); font-weight: 600; box-shadow: 0 4px 14px rgba(199, 162, 103, .35); }

.nav-toggle { display: none; background: none; border: 0; width: 40px; height: 40px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; border-radius: 10px; transition: background .25s; }
.nav-toggle:hover { background: rgba(255, 255, 255, .08); }
.nav-toggle span { width: 20px; height: 2px; background: #fff; border-radius: 2px; transition: all .3s ease; }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.article-hero {
    position: relative; padding: 160px 0 80px; background: var(--primary); overflow: hidden;
}
.article-hero::before {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(11, 29, 51, .88) 0%, rgba(11, 29, 51, .68) 50%, rgba(11, 29, 51, .42) 100%);
    z-index: 1;
}
.article-hero .hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; z-index: 0; }
.article-hero .container-custom { position: relative; z-index: 2; max-width: 880px; }

.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255, 255, 255, .6); margin-bottom: 24px; }
.breadcrumb a { color: rgba(255, 255, 255, .8); }
.breadcrumb a:hover { color: var(--accent-light); }
.breadcrumb i { font-size: 10px; color: rgba(255, 255, 255, .35); }

.article-hero-title { font-size: 42px; font-weight: 800; line-height: 1.25; color: #fff; margin-bottom: 20px; letter-spacing: 1px; }
.article-hero-meta { display: flex; flex-wrap: wrap; gap: 20px; align-items: center; margin-bottom: 10px; }
.article-hero-meta .meta-item { display: flex; align-items: center; gap: 7px; font-size: 14px; color: rgba(255, 255, 255, .75); background: rgba(255, 255, 255, .1); padding: 6px 16px; border-radius: 999px; backdrop-filter: blur(8px); }
.article-hero-meta .meta-item i { color: var(--accent-light); font-size: 13px; }

.article-section { padding: 70px 0 90px; }
.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; align-items: start; }

.article-card { background: var(--bg-card); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); border: 1px solid rgba(255, 255, 255, .5); padding: 48px 52px; overflow: hidden; }
.article-body { font-size: 16px; }
.article-body h2 { font-size: 26px; font-weight: 700; color: var(--primary); margin: 36px 0 16px; padding-bottom: 8px; border-bottom: 2px solid #f0ede7; line-height: 1.4; }
.article-body h3 { font-size: 20px; font-weight: 600; color: var(--primary); margin: 28px 0 12px; line-height: 1.4; }
.article-body p { color: #3b424d; margin-bottom: 18px; line-height: 1.9; }
.article-body ul, .article-body ol { margin: 0 0 20px 0; padding-left: 24px; color: #3b424d; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 8px; line-height: 1.8; }
.article-body blockquote { border-left: 4px solid var(--accent); background: rgba(199, 162, 103, .08); padding: 18px 24px; margin: 24px 0; border-radius: 0 var(--radius) var(--radius) 0; color: var(--primary); font-style: italic; }
.article-body a { color: var(--accent-dark); font-weight: 500; border-bottom: 1px solid rgba(169, 131, 76, .35); }
.article-body a:hover { color: var(--accent-dark); border-bottom-color: var(--accent-dark); }
.article-body img { border-radius: var(--radius); margin: 24px 0; box-shadow: var(--shadow-sm); }
.article-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px; }
.article-body table th, .article-body table td { border: 1px solid var(--border); padding: 12px 16px; text-align: left; }
.article-body table th { background: #f8f7f4; font-weight: 600; color: var(--primary); }
.article-body code { background: #f1f2f4; padding: 2px 8px; border-radius: 6px; font-size: 14px; font-family: 'SF Mono', Consolas, monospace; }

.article-footer-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border); }
.article-tag { background: #f4f2ed; color: var(--primary); font-size: 13px; font-weight: 500; padding: 6px 16px; border-radius: 999px; }

.not-found { text-align: center; padding: 50px 20px; }
.not-found i { font-size: 60px; color: var(--accent); margin-bottom: 20px; }
.not-found h2 { font-size: 30px; color: var(--primary); margin-bottom: 12px; }
.not-found p { color: var(--text-muted); margin-bottom: 30px; }
.not-found .btn-solid {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--primary); color: #fff; padding: 12px 32px; border-radius: 999px; font-weight: 600;
    box-shadow: var(--shadow-md); transition: all .3s ease;
}
.not-found .btn-solid:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.sidebar-card { background: var(--bg-card); border-radius: var(--radius); box-shadow: var(--shadow-sm); border: 1px solid var(--border); padding: 28px; margin-bottom: 24px; }
.sidebar-card h3 { font-size: 18px; font-weight: 700; color: var(--primary); margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2px solid var(--accent); display: flex; align-items: center; gap: 8px; }
.sidebar-card h3 i { color: var(--accent); font-size: 16px; }
.sidebar-card ul { list-style: none; }
.sidebar-card ul li { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px dashed var(--border); font-size: 14px; color: var(--text-muted); }
.sidebar-card ul li:last-child { border-bottom: 0; }
.sidebar-card ul li span { color: var(--text-main); font-weight: 500; }

.brand-widget { background: linear-gradient(135deg, var(--primary), var(--primary-light)); border-radius: var(--radius); padding: 30px 26px; color: #fff; text-align: center; margin-bottom: 24px; box-shadow: var(--shadow-md); position: relative; overflow: hidden; }
.brand-widget::after { content: ""; position: absolute; top: -40px; right: -40px; width: 100px; height: 100px; border-radius: 50%; background: rgba(199, 162, 103, .2); }
.brand-widget .brand-w-icon { width: 52px; height: 52px; border-radius: 14px; background: var(--accent); display: inline-flex; align-items: center; justify-content: center; font-size: 26px; font-weight: 800; color: #071827; margin-bottom: 16px; box-shadow: 0 6px 20px rgba(199, 162, 103, .4); }
.brand-widget h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.brand-widget p { font-size: 14px; color: rgba(255, 255, 255, .7); margin-bottom: 20px; line-height: 1.7; }
.brand-widget a { display: inline-flex; align-items: center; gap: 6px; background: rgba(255, 255, 255, .12); color: #fff; border: 1px solid rgba(255, 255, 255, .25); padding: 8px 20px; border-radius: 999px; font-size: 14px; }
.brand-widget a:hover { background: var(--accent); color: #071827; border-color: var(--accent); }

.related-section { background: #f0ede7; padding: 80px 0; }
.section-title-wrap { text-align: center; margin-bottom: 44px; }
.section-eyebrow { display: inline-block; background: rgba(199, 162, 103, .15); color: var(--accent-dark); font-size: 13px; font-weight: 600; padding: 6px 18px; border-radius: 999px; margin-bottom: 14px; letter-spacing: 1px; }
.section-title-wrap h2 { font-size: 34px; font-weight: 800; color: var(--primary); }
.section-title-wrap p { color: var(--text-muted); margin-top: 8px; font-size: 16px; }

.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.related-card { background: var(--bg-card); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid rgba(255, 255, 255, .5); transition: all .35s ease; display: flex; flex-direction: column; }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.related-card-img { position: relative; overflow: hidden; aspect-ratio: 16 / 9; }
.related-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.related-card:hover .related-card-img img { transform: scale(1.06); }
.related-card-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11, 29, 51, .45), transparent 60%); }
.related-badge { position: absolute; left: 16px; bottom: 14px; background: var(--accent); color: #071827; font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 999px; z-index: 2; }
.related-card-body { padding: 22px 24px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.related-card-body h4 { font-size: 16px; font-weight: 600; line-height: 1.5; color: var(--text-main); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; transition: color .25s; }
.related-card:hover .related-card-body h4 { color: var(--accent-dark); }
.related-card-body time { font-size: 13px; color: var(--text-muted); }

.cta-section { position: relative; padding: 90px 0; background-size: cover; background-position: center; overflow: hidden; }
.cta-section::before { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(11, 29, 51, .92), rgba(11, 29, 51, .72), rgba(23, 58, 92, .65)); }
.cta-section .container-custom { position: relative; z-index: 2; text-align: center; }
.cta-section h2 { font-size: 36px; font-weight: 800; color: #fff; margin-bottom: 14px; }
.cta-section p { color: rgba(255, 255, 255, .8); font-size: 17px; margin-bottom: 28px; max-width: 620px; margin-left: auto; margin-right: auto; }
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-solid { display: inline-flex; align-items: center; gap: 8px; background: var(--accent); color: #071827; padding: 13px 34px; border-radius: 999px; font-weight: 700; font-size: 15px; box-shadow: 0 8px 24px rgba(199, 162, 103, .35); transition: all .3s ease; }
.btn-solid:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(199, 162, 103, .45); }
.btn-outline { display: inline-flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, .1); border: 1px solid rgba(255, 255, 255, .4); color: #fff; padding: 12px 32px; border-radius: 999px; font-weight: 600; font-size: 15px; backdrop-filter: blur(8px); transition: all .3s ease; }
.btn-outline:hover { background: rgba(255, 255, 255, .2); border-color: #fff; transform: translateY(-2px); }

.site-footer { background: var(--primary); color: rgba(255, 255, 255, .7); padding: 70px 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-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; color: #fff; }
.footer-logo-icon { width: 38px; height: 38px; border-radius: 10px; background: var(--accent); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 20px; color: #071827; }
.footer-logo span:last-child { font-size: 19px; font-weight: 700; }
.footer-desc { font-size: 14px; line-height: 1.9; max-width: 360px; color: rgba(255, 255, 255, .55); }
.footer-title { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 18px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255, 255, 255, .6); font-size: 14px; }
.footer-links a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding: 24px 0; font-size: 13px; color: rgba(255, 255, 255, .4); flex-wrap: wrap; gap: 8px; }

@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .brand-widget { margin-bottom: 0; }
}

@media (max-width: 768px) {
    .container-custom { padding: 0 20px; }
    .main-nav {
        display: flex; flex-direction: column; position: fixed;
        top: 72px; left: 0; right: 0; background: rgba(7, 24, 39, .97);
        padding: 20px; gap: 6px; transform: translateY(-120%);
        transition: transform .35s ease; border-bottom: 1px solid rgba(255,255,255,.06);
        backdrop-filter: blur(20px); z-index: 999;
    }
    .main-nav.open { transform: translateY(0); }
    .nav-link { width: 100%; text-align: center; padding: 12px 18px; }
    .nav-toggle { display: flex; }
    
    .article-hero { padding: 130px 0 60px; }
    .article-hero-title { font-size: 30px; }
    .article-card { padding: 32px 24px; }
    .related-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 36px; }
    .article-sidebar { grid-template-columns: 1fr; }
    .cta-section h2 { font-size: 28px; }
    .section-title-wrap h2 { font-size: 28px; }
}

@media (max-width: 520px) {
    .article-hero-title { font-size: 26px; }
    .article-hero-meta { gap: 10px; }
    .article-body { font-size: 15px; }
    .article-body h2 { font-size: 22px; }
    .article-card { padding: 24px 18px; }
    .cta-btns { flex-direction: column; }
    .btn-solid, .btn-outline { justify-content: center; }
}

/* roulang page: category2 */
:root {
            --color-primary: #1f6fe0;
            --color-primary-dark: #1a4a8a;
            --color-primary-light: #59b0ff;
            --color-accent: #f59e0b;
            --color-bg: #f8fafc;
            --color-surface: #ffffff;
            --color-text: #1e293b;
            --color-text-weak: #64748b;
            --color-border: #e2e8f0;
            --radius-lg: 1rem;
            --radius-xl: 1.5rem;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 12px 40px rgba(26, 63, 120, 0.12);
            --transition-base: all 0.3s ease;
        }

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

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }

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

        ul,
        ol {
            list-style: none;
        }

        /* ===== Container ===== */
        .container-custom {
            max-width: 1280px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        @media (max-width: 640px) {
            .container-custom {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.7);
            transition: box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, #338ef5 0%, #1a4a8a 100%);
            color: #ffffff;
            font-size: 1.3rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(51, 142, 245, 0.35);
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 800;
            color: #1a3f78;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.55rem 1.2rem;
            border-radius: 9999px;
            font-size: 0.95rem;
            font-weight: 500;
            color: #475569;
            transition: all 0.3s ease;
            position: relative;
        }

        .nav-link:hover {
            color: #1f6fe0;
            background-color: rgba(51, 142, 245, 0.08);
        }

        .nav-link.active {
            color: #1f6fe0;
            background-color: rgba(51, 142, 245, 0.12);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background-color: #1f6fe0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 0.5rem;
            border-radius: 8px;
            background: transparent;
            transition: background 0.3s;
        }

        .nav-toggle:hover {
            background: rgba(0, 0, 0, 0.05);
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: #334155;
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

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

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: absolute;
                top: 76px;
                left: 0;
                right: 0;
                background: #ffffff;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem;
                gap: 0.4rem;
                box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
                border-radius: 0 0 1.5rem 1.5rem;
                transform-origin: top;
                transform: scaleY(0.6);
                opacity: 0;
                pointer-events: none;
                transition: all 0.3s ease;
                border-top: 1px solid #f1f5f9;
            }

            .main-nav.open {
                transform: scaleY(1);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-link {
                padding: 0.85rem 1.2rem;
                border-radius: 12px;
                font-size: 1rem;
            }

            .nav-link.active::after {
                display: none;
            }

            .nav-link.active {
                background: rgba(51, 142, 245, 0.15);
            }
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: 7rem 0 5.5rem;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(26, 63, 120, 0.75) 50%, rgba(51, 142, 245, 0.6) 100%);
            z-index: 1;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.4rem 1.2rem;
            background: rgba(255, 255, 255, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.28);
            border-radius: 9999px;
            color: #ffffff;
            font-size: 0.87rem;
            font-weight: 500;
            backdrop-filter: blur(8px);
            margin-bottom: 1.5rem;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 1.2rem;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.88);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 2.2rem;
        }

        .hero-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.9rem 2rem;
            background: #ffffff;
            color: #1a3f78;
            font-weight: 700;
            border-radius: 9999px;
            font-size: 1rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            transition: all 0.3s ease;
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.22);
            background: #f0f8ff;
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.9rem 2rem;
            background: transparent;
            color: #ffffff;
            font-weight: 600;
            border-radius: 9999px;
            border: 1.5px solid rgba(255, 255, 255, 0.55);
            transition: all 0.3s ease;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: #ffffff;
            transform: translateY(-3px);
        }

        @media (max-width: 768px) {
            .page-hero {
                padding: 5rem 0 4rem;
                background-attachment: scroll;
            }

            .hero-title {
                font-size: 2.2rem;
            }

            .hero-subtitle {
                font-size: 1rem;
            }
        }

        /* ===== Section Shared ===== */
        .section-block {
            padding: 5.5rem 0;
        }

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 3.5rem;
        }

        .section-tag {
            display: inline-block;
            padding: 0.35rem 1.1rem;
            background: linear-gradient(135deg, rgba(51, 142, 245, 0.12), rgba(245, 158, 11, 0.12));
            border: 1px solid rgba(51, 142, 245, 0.2);
            color: #1f6fe0;
            border-radius: 9999px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1rem;
            letter-spacing: 0.04em;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #0f172a;
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 1rem;
        }

        .section-desc {
            font-size: 1.08rem;
            color: #64748b;
            line-height: 1.8;
        }

        @media (max-width: 768px) {
            .section-block {
                padding: 3.5rem 0;
            }

            .section-title {
                font-size: 1.7rem;
            }
        }

        /* ===== Feature Cards ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .feature-card {
            background: #ffffff;
            border-radius: 1.25rem;
            padding: 2.2rem 1.8rem;
            border: 1px solid #f1f5f9;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, #338ef5, #59b0ff, #f59e0b);
            opacity: 0;
            transition: opacity 0.4s;
        }

        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 16px 48px rgba(26, 63, 120, 0.14);
            border-color: rgba(51, 142, 245, 0.2);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 58px;
            height: 58px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #ffffff;
            margin-bottom: 1.4rem;
            background: linear-gradient(135deg, #338ef5, #1a4a8a);
            box-shadow: 0 6px 16px rgba(51, 142, 245, 0.35);
        }

        .feature-icon.gold {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            box-shadow: 0 6px 16px rgba(245, 158, 11, 0.35);
        }

        .feature-icon.teal {
            background: linear-gradient(135deg, #14b8a6, #0d9488);
            box-shadow: 0 6px 16px rgba(20, 184, 166, 0.35);
        }

        .feature-icon.purple {
            background: linear-gradient(135deg, #8b5cf6, #7c3aed);
            box-shadow: 0 6px 16px rgba(139, 92, 246, 0.35);
        }

        .feature-icon.rose {
            background: linear-gradient(135deg, #f43f5e, #e11d48);
            box-shadow: 0 6px 16px rgba(244, 63, 94, 0.35);
        }

        .feature-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 0.7rem;
        }

        .feature-text {
            font-size: 0.95rem;
            color: #64748b;
            line-height: 1.75;
        }

        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }

        @media (max-width: 640px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Stats Panel ===== */
        .stats-panel {
            background: linear-gradient(135deg, #0f172a, #1a3f78);
            border-radius: 2rem;
            padding: 3.5rem 3rem;
            position: relative;
            overflow: hidden;
        }

        .stats-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(51, 142, 245, 0.25);
            filter: blur(60px);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            position: relative;
            z-index: 1;
        }

        .stat-item {
            text-align: center;
            padding: 1.5rem 1rem;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 0.4rem;
            font-variant-numeric: tabular-nums;
        }

        .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
        }

        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
        }

        @media (max-width: 640px) {
            .stats-panel {
                padding: 2rem 1.5rem;
                border-radius: 1.25rem;
            }

            .stat-number {
                font-size: 2rem;
            }
        }

        /* ===== Process ===== */
        .process-wrap {
            background: #ffffff;
            border-radius: 2rem;
            padding: 3rem 2.5rem;
            border: 1px solid #f1f5f9;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
            position: relative;
        }

        .process-step {
            text-align: center;
            position: relative;
            padding: 1rem 0.5rem;
        }

        .step-node {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #eff6ff;
            color: #1f6fe0;
            font-size: 1.4rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            border: 2px solid rgba(51, 142, 245, 0.3);
            box-shadow: 0 4px 16px rgba(51, 142, 245, 0.15);
            transition: all 0.3s ease;
            position: relative;
            z-index: 2;
        }

        .process-step:hover .step-node {
            transform: scale(1.1);
            background: #1f6fe0;
            color: #ffffff;
            border-color: #1f6fe0;
            box-shadow: 0 8px 24px rgba(51, 142, 245, 0.4);
        }

        .step-title {
            font-size: 1.02rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 0.4rem;
        }

        .step-desc {
            font-size: 0.85rem;
            color: #64748b;
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .process-steps {
                grid-template-columns: repeat(3, 1fr);
                gap: 1rem;
            }
        }

        @media (max-width: 640px) {
            .process-wrap {
                padding: 2rem 1.2rem;
                border-radius: 1.25rem;
            }

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

        /* ===== Showcase / 图文区块 ===== */
        .showcase-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .showcase-image {
            border-radius: 1.5rem;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(15, 23, 42, 0.16);
            position: relative;
        }

        .showcase-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .showcase-image:hover img {
            transform: scale(1.04);
        }

        .showcase-content .section-tag {
            margin-bottom: 0.8rem;
        }

        .showcase-content .section-title {
            font-size: 1.9rem;
            margin-bottom: 1rem;
        }

        .showcase-list {
            margin-top: 1.5rem;
            display: grid;
            gap: 1rem;
        }

        .showcase-list-item {
            display: flex;
            gap: 0.9rem;
            align-items: flex-start;
            padding: 0.8rem 1rem;
            background: #f8fafc;
            border-radius: 12px;
            border: 1px solid #f1f5f9;
            transition: all 0.3s;
        }

        .showcase-list-item:hover {
            background: #eff6ff;
            border-color: rgba(51, 142, 245, 0.3);
            transform: translateX(6px);
        }

        .showcase-list-icon {
            color: #1f6fe0;
            font-size: 1.1rem;
            margin-top: 0.2rem;
        }

        .showcase-list-text {
            font-size: 0.95rem;
            color: #334155;
            line-height: 1.7;
        }

        @media (max-width: 1024px) {
            .showcase-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        /* ===== Security Section ===== */
        .security-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        .security-item {
            background: #ffffff;
            border-radius: 1.25rem;
            padding: 2rem;
            border: 1px solid #f1f5f9;
            display: flex;
            gap: 1.2rem;
            transition: all 0.35s;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }

        .security-item:hover {
            box-shadow: 0 12px 36px rgba(26, 63, 120, 0.1);
            transform: translateY(-4px);
            border-color: rgba(51, 142, 245, 0.15);
        }

        .security-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: #eff6ff;
            color: #1f6fe0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .security-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 0.4rem;
        }

        .security-text {
            font-size: 0.92rem;
            color: #64748b;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .security-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CTA Band ===== */
        .cta-band {
            background: linear-gradient(135deg, #1a3f78, #1f6fe0 60%, #338ef5);
            border-radius: 2rem;
            padding: 3.5rem 3rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-band::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            top: -100px;
            right: -80px;
        }

        .cta-band::after {
            content: '';
            position: absolute;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            bottom: -70px;
            left: -50px;
        }

        .cta-title {
            font-size: 2.1rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }

        .cta-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 2rem;
            line-height: 1.8;
            position: relative;
            z-index: 1;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 1rem 2.5rem;
            background: #ffffff;
            color: #1a3f78;
            font-weight: 700;
            border-radius: 9999px;
            font-size: 1.05rem;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
            position: relative;
            z-index: 1;
        }

        .cta-btn:hover {
            transform: translateY(-4px) scale(1.02);
            box-shadow: 0 14px 40px rgba(0, 0, 0, 0.25);
        }

        @media (max-width: 640px) {
            .cta-band {
                padding: 2.5rem 1.5rem;
                border-radius: 1.25rem;
            }

            .cta-title {
                font-size: 1.6rem;
            }
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #ffffff;
            border: 1px solid #f1f5f9;
            border-radius: 1rem;
            margin-bottom: 1rem;
            overflow: hidden;
            transition: all 0.3s;
        }

        .faq-item:hover {
            border-color: rgba(51, 142, 245, 0.25);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
        }

        .faq-question {
            padding: 1.3rem 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-size: 1.02rem;
            font-weight: 600;
            color: #0f172a;
            background: transparent;
            width: 100%;
            text-align: left;
            transition: color 0.3s;
        }

        .faq-question:hover {
            color: #1f6fe0;
        }

        .faq-question .faq-icon {
            transition: transform 0.3s;
            color: #1f6fe0;
            flex-shrink: 0;
            margin-left: 1rem;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
        }

        .faq-answer p {
            padding: 0 1.5rem 1.3rem;
            font-size: 0.95rem;
            color: #64748b;
            line-height: 1.8;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0f172a;
            color: #94a3b8;
            padding-top: 4rem;
            margin-top: 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 3rem;
            padding-bottom: 3rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            margin-bottom: 1rem;
        }

        .footer-logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, #338ef5, #1a4a8a);
            color: #ffffff;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }

        .footer-logo span {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
        }

        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.8;
            color: #94a3b8;
            max-width: 320px;
        }

        .footer-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 1.2rem;
        }

        .footer-links li {
            margin-bottom: 0.7rem;
        }

        .footer-links a {
            font-size: 0.9rem;
            color: #94a3b8;
            transition: all 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .footer-links a::before {
            content: '›';
            color: #338ef5;
            font-weight: 700;
        }

        .footer-links a:hover {
            color: #ffffff;
            padding-left: 4px;
        }

        .footer-bottom {
            padding: 1.8rem 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: #64748b;
            flex-wrap: wrap;
            gap: 0.8rem;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        /* ===== Focus Accessibility ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(51, 142, 245, 0.5);
            outline-offset: 2px;
        }

        /* ===== Reveal Animation ===== */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-delay-1 {
            transition-delay: 0.1s;
        }

        .reveal-delay-2 {
            transition-delay: 0.2s;
        }

        .reveal-delay-3 {
            transition-delay: 0.3s;
        }