/* roulang page: index */
:root {
  --primary: #0C4A4F;
  --primary-dark: #09383C;
  --primary-light: #E3EDEB;
  --accent: #C19A3E;
  --accent-dark: #B08B2E;
  --accent-light: #F5ECD8;
  --bg: #F7F4EF;
  --deep: #08292B;
  --coral: #E8723A;
  --text: #2D3335;
  --text-secondary: #6B6F70;
  --border: #E2DCD3;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 16px rgba(12, 74, 79, 0.08);
  --shadow-hover: 0 10px 28px rgba(12, 74, 79, 0.16);
  --transition: 0.24s ease;
  --font: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
button { font-family: inherit; border: none; cursor: pointer; }
input, select, textarea { font-family: inherit; }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: 30px; font-weight: 650; color: var(--text); line-height: 1.3; }
.section-header h2::after { content: ""; display: block; width: 40px; height: 3px; background: var(--accent); border-radius: 2px; margin: 16px auto 0; }
.section-header p { color: var(--text-secondary); font-size: 15px; margin-top: 14px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px; padding: 0 28px; border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 600; letter-spacing: 0.02em;
  transition: all var(--transition); gap: 8px;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(12, 74, 79, 0.28); }
.btn-primary:active { transform: translateY(0); box-shadow: none; }
.btn-accent { background: var(--accent); color: #1a1a1a; }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 8px 18px rgba(193, 154, 62, 0.32); }
.btn-ghost { background: transparent; border: 1px solid rgba(255,255,255,0.7); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,0.12); border-color: #fff; transform: translateY(-2px); }
.btn-outline { background: transparent; border: 1px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: rgba(12,74,79,0.05); transform: translateY(-2px); }
.btn-full { width: 100%; }

/* Tags */
.tag {
  display: inline-block; padding: 3px 14px; border-radius: 999px;
  background: var(--primary); color: #fff; font-size: 12px; font-weight: 500;
  line-height: 1.6; letter-spacing: 0.03em;
}
.tag-warning { background: var(--coral); }

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(8, 41, 43, 0.88);
  backdrop-filter: blur(12px);
  transition: background 0.3s ease, box-shadow 0.3s ease;
  height: 72px;
}
.site-header.scrolled { background: rgba(8, 41, 43, 0.97); box-shadow: 0 4px 24px rgba(0,0,0,0.18); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.header-left { display: flex; align-items: center; gap: 10px; }
.header-logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #d4b269);
  display: flex; align-items: center; justify-content: center; color: #1a1a1a;
  font-size: 17px; flex-shrink: 0;
}
.header-logo-text { font-size: 16px; font-weight: 650; color: #fff; letter-spacing: 0.02em; white-space: nowrap; }
.header-nav { display: flex; align-items: center; gap: 28px; margin-left: 32px; }
.header-nav .nav-link {
  color: rgba(255,255,255,0.85); font-size: 15px; font-weight: 500;
  position: relative; padding: 6px 0; transition: color var(--transition);
}
.header-nav .nav-link::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--accent); border-radius: 2px; transition: width var(--transition);
}
.header-nav .nav-link:hover { color: #fff; }
.header-nav .nav-link:hover::after { width: 100%; }
.header-nav .nav-link.active { color: #fff; }
.header-nav .nav-link.active::after { width: 100%; }
.header-right { display: flex; align-items: center; gap: 16px; }
.header-search { position: relative; }
.header-search input {
  width: 220px; height: 38px; border-radius: 999px; border: none;
  background: rgba(255,255,255,0.1); color: #fff;
  padding: 0 16px 0 40px; font-size: 13px; outline: none;
  transition: background var(--transition);
}
.header-search input::placeholder { color: rgba(255,255,255,0.55); }
.header-search input:focus { background: rgba(255,255,255,0.18); }
.header-search i { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: rgba(255,255,255,0.6); font-size: 13px; }
.header-login { color: rgba(255,255,255,0.85); font-size: 14px; }
.header-login:hover { color: #fff; }
.header-cta { min-height: 38px; padding: 0 22px; font-size: 14px; }
.hamburger {
  display: none; width: 42px; height: 42px; border-radius: 8px;
  background: rgba(255,255,255,0.1); color: #fff;
  font-size: 18px; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.hamburger:hover { background: rgba(255,255,255,0.2); }

/* Mobile Drawer */
.mobile-drawer {
  position: fixed; top: 0; right: -320px; width: 300px; height: 100vh;
  background: var(--bg); z-index: 1100; padding: 28px;
  transition: right 0.35s ease; box-shadow: -8px 0 40px rgba(0,0,0,0.12);
  display: flex; flex-direction: column; gap: 8px;
}
.mobile-drawer.open { right: 0; }
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.drawer-logo { display: flex; align-items: center; gap: 8px; font-weight: 650; color: var(--text); }
.drawer-close { width: 36px; height: 36px; border-radius: 8px; background: #eee; color: var(--text); font-size: 15px; }
.drawer-search { margin-bottom: 16px; }
.drawer-search input {
  width: 100%; height: 42px; border-radius: 999px; border: 1px solid var(--border);
  background: #fff; padding: 0 16px 0 40px; font-size: 14px; outline: none;
}
.drawer-search { position: relative; }
.drawer-search i { position: absolute; left: 15px; top: 50%; transform: translateY(-50%); color: var(--text-secondary); font-size: 14px; }
.drawer-nav { display: flex; flex-direction: column; gap: 4px; }
.drawer-nav a { padding: 12px 12px; border-radius: 8px; color: var(--text); font-size: 15px; font-weight: 500; }
.drawer-nav a:hover { background: #eee; }
.drawer-nav a.active { background: var(--primary); color: #fff; }
.drawer-actions { margin-top: auto; display: flex; flex-direction: column; gap: 10px; }
.drawer-actions .btn { width: 100%; }
.drawer-login { text-align: center; color: var(--text-secondary); font-size: 14px; padding: 8px 0; }

/* Hero */
.hero { position: relative; min-height: 640px; display: flex; align-items: center; padding: 120px 0 80px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  z-index: 0;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(105deg, rgba(8,41,43,0.92) 0%, rgba(8,41,43,0.72) 55%, rgba(8,41,43,0.45) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 720px; }
.hero-content h1 { font-size: 42px; font-weight: 700; color: #fff; line-height: 1.22; margin-bottom: 20px; letter-spacing: 0.01em; }
.hero-sub { font-size: 17px; color: rgba(255,255,255,0.82); line-height: 1.7; margin-bottom: 32px; max-width: 540px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-trust {
  display: flex; gap: 0; border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 24px; max-width: 640px;
}
.trust-item { flex: 1; padding-right: 28px; border-right: 1px solid rgba(255,255,255,0.14); }
.trust-item:last-child { border-right: none; padding-right: 0; padding-left: 20px; }
.trust-item:first-child { padding-left: 0; }
.trust-item strong { display: block; font-size: 24px; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; }
.trust-item span { font-size: 13px; color: rgba(255,255,255,0.7); }

/* KPI Section */
.kpi-section { padding: 72px 0 64px; background: var(--bg); }
.kpi-card {
  background: #fff; border-radius: var(--radius); padding: 30px 32px;
  border: 1px solid var(--border); box-shadow: var(--shadow);
  transition: all var(--transition); position: relative; overflow: hidden;
  min-height: 150px; margin-bottom: 20px;
}
.kpi-card::before { content: ""; position: absolute; top: 0; left: 0; width: 32px; height: 4px; background: var(--primary); border-radius: 0 0 4px 0; }
.kpi-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.kpi-value { font-size: 44px; font-weight: 700; color: var(--primary); font-variant-numeric: tabular-nums; line-height: 1.2; }
.kpi-label { font-size: 14px; font-weight: 600; color: var(--text); margin-top: 8px; }
.kpi-note { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

/* Services */
.services-section { padding: 72px 0; background: #fff; }
.services-grid { margin-bottom: 24px; }
.service-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; transition: all var(--transition); position: relative; overflow: hidden;
}
.service-card::before { content: ""; position: absolute; top: 0; left: 0; width: 4px; height: 100%; background: var(--primary); border-radius: 0 4px 4px 0; transition: background var(--transition); }
.service-card:hover { border-color: var(--primary); box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.service-card:hover::before { background: var(--accent); }
.service-card:hover .service-icon { color: var(--accent); }
.service-icon { font-size: 24px; color: var(--primary); margin-bottom: 20px; transition: color var(--transition); }
.service-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.service-card-lg { min-height: 180px; padding: 36px 32px; }
.service-card-sm { padding: 26px 28px; min-height: 130px; }
.offset-top-20 { margin-top: 20px; }
.service-link { margin-top: 16px; }
.service-link a { font-size: 14px; font-weight: 500; color: var(--primary); display: inline-flex; align-items: center; gap: 6px; }
.service-link a:hover { color: var(--accent); gap: 10px; transition: gap 0.2s ease; }

/* Compare Section */
.compare-section { padding: 72px 0; background: var(--bg); }
.compare-card {
  border-radius: var(--radius); padding: 36px 36px 28px;
  border: 1px solid var(--border); transition: all var(--transition);
  height: 100%; background: #fff;
}
.compare-old { background: #f0ebe3; border-color: #dcd2c6; }
.compare-now { background: #fff; border-color: var(--primary); border-width: 2px; box-shadow: var(--shadow); }
.compare-tag {
  display: inline-block; padding: 4px 16px; border-radius: 999px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.04em; margin-bottom: 24px;
  background: #e2dcd3; color: var(--text-secondary);
}
.compare-now .compare-tag { background: var(--primary); color: #fff; }
.compare-card ul { margin: 0 0 20px; }
.compare-card ul li { padding: 8px 0; font-size: 15px; color: var(--text); display: flex; align-items: flex-start; gap: 10px; line-height: 1.6; }
.compare-card ul li i { margin-top: 4px; }
.compare-old ul li i { color: #b5a9a0; }
.compare-now ul li i { color: var(--primary); }
.compare-divider { border-top: 1px solid var(--border); margin: 12px 0 16px; }
.compare-result { font-size: 18px; font-weight: 700; font-variant-numeric: tabular-nums; }
.compare-result.coral { color: var(--coral); }
.compare-now .compare-result { color: var(--primary); }

/* News Section */
.news-section { padding: 72px 0; background: #fff; }
.news-card {
  display: flex; gap: 24px; background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 24px; margin-bottom: 16px;
  transition: all var(--transition); align-items: center;
}
.news-card:hover { box-shadow: var(--shadow-hover); transform: translateX(4px); border-color: var(--primary); }
.news-thumb { width: 88px; height: 88px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: var(--primary-light); display: flex; align-items: center; justify-content: center; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb-placeholder { font-size: 26px; color: var(--primary); }
.news-body { flex: 1; min-width: 0; }
.news-body .tag { margin-bottom: 6px; }
.news-body h3 { font-size: 17px; font-weight: 600; color: var(--text); line-height: 1.4; margin-bottom: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-body p { font-size: 13px; color: var(--text-secondary); line-height: 1.5; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-meta { display: flex; align-items: center; gap: 16px; margin-top: 8px; }
.news-meta span { font-size: 12px; color: var(--text-secondary); display: inline-flex; align-items: center; gap: 4px; }
.news-meta .read-more { color: var(--primary); font-weight: 500; margin-left: auto; }
.news-meta .read-more i { transition: transform var(--transition); }
.news-card:hover .read-more i { transform: translateX(4px); }
.news-empty { text-align: center; padding: 60px 20px; color: var(--text-secondary); background: var(--bg); border-radius: var(--radius); border: 1px dashed var(--border); }
.news-empty i { font-size: 40px; color: var(--border); margin-bottom: 12px; }
.news-empty p { font-size: 15px; }

.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 28px; }
.page-btn {
  width: 40px; height: 40px; border-radius: 8px; background: #fff;
  border: 1px solid var(--border); font-size: 14px; font-weight: 500;
  color: var(--text); transition: all var(--transition);
}
.page-btn:hover { border-color: var(--primary); color: var(--primary); }
.page-btn.active { background: var(--primary); border-color: var(--primary); color: #fff; }

/* FAQ */
.faq-section { padding: 72px 0; background: var(--bg); }
.faq-layout { gap: 24px; }
.faq-item {
  background: #fff; border-radius: var(--radius); border: 1px solid var(--border);
  margin-bottom: 12px; overflow: hidden; transition: all var(--transition);
}
.faq-item.active { border-color: var(--primary); box-shadow: var(--shadow); }
.faq-question {
  display: flex; align-items: center; gap: 16px; padding: 18px 24px;
  cursor: pointer; min-height: 56px; user-select: none;
}
.faq-icon {
  width: 28px; height: 28px; border-radius: 50%; background: var(--primary-light);
  color: var(--primary); display: flex; align-items: center; justify-content: center;
  font-size: 12px; flex-shrink: 0; transition: all 0.3s ease;
}
.faq-item.active .faq-icon { background: var(--accent); color: #1a1a1a; }
.faq-question h3 { font-size: 16px; font-weight: 600; flex: 1; line-height: 1.4; }
.faq-toggle { color: var(--text-secondary); font-size: 14px; transition: transform 0.3s ease; }
.faq-item.active .faq-toggle { transform: rotate(180deg); color: var(--primary); }
.faq-answer {
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
  padding: 0 24px 0 68px; color: var(--text-secondary); font-size: 14px; line-height: 1.7;
}
.faq-item.active .faq-answer { max-height: 400px; padding-bottom: 20px; }
.faq-side {
  background: var(--deep); border-radius: var(--radius); padding: 36px 28px;
  color: #fff; height: 100%;
}
.faq-side h3 { font-size: 20px; font-weight: 600; margin-bottom: 12px; color: var(--accent); }
.faq-side p { font-size: 14px; color: rgba(255,255,255,0.75); line-height: 1.7; margin-bottom: 24px; }
.faq-side .btn { background: transparent; border: 1px solid var(--accent); color: var(--accent); }
.faq-side .btn:hover { background: rgba(193,154,62,0.15); }

/* Contact Form */
.contact-section { padding: 72px 0; background: linear-gradient(135deg, #f7f4ef 0%, #edf1eb 100%); }
.contact-intro .section-eyebrow { font-size: 13px; font-weight: 600; color: var(--accent); letter-spacing: 0.04em; text-transform: uppercase; }
.contact-intro h2 { font-size: 30px; font-weight: 650; margin: 12px 0 16px; line-height: 1.3; }
.contact-intro p { color: var(--text-secondary); font-size: 15px; margin-bottom: 28px; }
.contact-promise { margin: 0; }
.contact-promise li { padding: 8px 0; font-size: 15px; color: var(--text); display: flex; align-items: center; gap: 12px; }
.contact-promise li i { color: var(--primary); }
.form-card {
  background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-hover);
  padding: 36px; border: 1px solid var(--border);
}
.form-card label { font-size: 13px; font-weight: 600; color: var(--text); margin-bottom: 6px; display: block; }
.form-card .cell { margin-bottom: 18px; }
.form-input, .form-select, .form-textarea {
  width: 100%; border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 11px 16px; font-size: 14px; background: #fbFAF7;
  transition: all var(--transition); outline: none; color: var(--text);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 4px rgba(12,74,79,0.08);
  background: #fff;
}
.form-input.has-error, .form-textarea.has-error { border-color: #d9534f; }
.form-error { font-size: 12px; color: #d9534f; margin-top: 4px; display: none; }
.form-error.visible { display: block; }
.form-success {
  background: #e8f6ee; color: #256c3a; border-radius: var(--radius-sm);
  padding: 14px 18px; font-size: 14px; text-align: center; margin-top: 16px;
}
.form-fail {
  background: #fde9e7; color: #b53c30; border-radius: var(--radius-sm);
  padding: 14px 18px; font-size: 14px; text-align: center; margin-top: 16px;
}

/* Footer */
.site-footer { background: var(--deep); color: rgba(255,255,255,0.7); padding: 64px 0 0; }
.footer-main { padding-bottom: 40px; }
.footer-brand .footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand .footer-logo-icon {
  width: 36px; height: 36px; border-radius: 8px; background: var(--accent);
  display: flex; align-items: center; justify-content: center; color: #1a1a1a; font-size: 16px;
}
.footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); margin-top: 12px; }
.footer-col h4 { font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 20px; }
.footer-col ul { margin: 0; }
.footer-col ul li { padding: 6px 0; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.55); }
.footer-col ul a:hover { color: var(--accent); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: rgba(255,255,255,0.55); padding: 6px 0; }
.footer-contact i { color: var(--accent); margin-top: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding: 24px 0;
  font-size: 13px; color: rgba(255,255,255,0.4);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: rgba(255,255,255,0.4); font-size: 13px; }
.footer-bottom-links a:hover { color: var(--accent); }

/* Responsive */
@media (max-width: 1023px) {
  .header-nav { gap: 16px; margin-left: 16px; }
  .header-search { display: none; }
  .header-login { display: none; }
  .hamburger-layout { display: flex; }
  .hamburger { display: flex; }
  .header-cta { display: none; }
  .hero { min-height: auto; padding: 110px 0 60px; }
  .hero-content h1 { font-size: 34px; }
  .trust-item strong { font-size: 20px; }
  .faq-layout { gap: 0; }
  .faq-side { margin-top: 30px; }
  .contact-intro { margin-bottom: 40px; }
}
@media (max-width: 767px) {
  .container { padding: 0 20px; }
  body { font-size: 15px; }
  .section-header { margin-bottom: 32px; }
  .section-header h2 { font-size: 24px; }
  .hero { padding: 100px 0 48px; }
  .hero-content h1 { font-size: 28px; }
  .hero-sub { font-size: 15px; }
  .hero-trust { flex-wrap: wrap; gap: 16px 0; }
  .trust-item { flex: 0 0 50%; border-right: none; padding: 0 16px 0 0; }
  .trust-item:nth-child(even) { padding-left: 16px; border-left: 1px solid rgba(255,255,255,0.14); }
  .kpi-value { font-size: 34px; }
  .kpi-card { padding: 22px 24px; }
  .service-card-lg { padding: 28px 24px; min-height: auto; }
  .service-card-sm { padding: 24px 24px; min-height: auto; }
  .offset-top-20 { margin-top: 0; }
  .compare-card { padding: 26px 22px; }
  .news-card { flex-direction: column; align-items: flex-start; gap: 14px; }
  .news-thumb { width: 100%; height: 160px; }
  .news-body h3 { white-space: normal; font-size: 16px; }
  .news-body p { white-space: normal; }
  .news-meta { flex-wrap: wrap; }
  .news-meta .read-more { margin-left: 0; }
  .form-card { padding: 24px; }
  .footer-main { padding-bottom: 20px; }
  .footer-col { margin-bottom: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
  .footer-bottom-links { justify-content: center; }
  .website-header { height: 60px; }
  .website-header .header-inner { height: 60px; }
  .footer-logo-text { font-size: 15px; }
}

/* roulang page: category1 */
:root {
  --primary: #0C4A4F;
  --primary-dark: #09383C;
  --accent: #C19A3E;
  --accent-dark: #B08B2E;
  --bg: #F7F4EF;
  --bg-dark: #08292B;
  --orange: #E8723A;
  --text: #2D3335;
  --text-secondary: #6B6F70;
  --border: #E2DCD3;
  --radius: 12px;
  --radius-btn: 8px;
  --shadow: 0 4px 16px rgba(12,74,79,0.08);
  --shadow-hover: 0 10px 28px rgba(12,74,79,0.16);
  --transition: 0.24s ease;
  --container: 1200px;
  --font-stack: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-stack);background:var(--bg);color:var(--text);font-size:15px;line-height:1.75;font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,textarea{font-family:inherit;font-size:inherit}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.grid-x{display:flex;flex-wrap:wrap}
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x>.cell{padding-left:12px;padding-right:12px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .24s ease,border-color .24s ease,transform .2s ease,box-shadow .24s ease;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);box-shadow:0 8px 20px rgba(12,74,79,0.28)}
.btn-accent{background:var(--accent);color:#1E1B14}
.btn-accent:hover{background:var(--accent-dark);color:#fff;box-shadow:0 8px 22px rgba(193,154,62,0.35)}
.btn-outline{border-color:rgba(255,255,255,0.7);color:#fff;background:transparent}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);background:rgba(193,154,62,0.08)}
.w-100{width:100%}

.site-header{position:sticky;top:0;z-index:1000;background:rgba(247,244,239,0.92);backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:box-shadow .3s ease,border-color .3s ease}
.site-header.scrolled{border-color:var(--border);box-shadow:0 4px 20px rgba(12,74,79,0.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.header-left{display:flex;align-items:center;flex-shrink:0}
.header-logo{display:flex;align-items:center;gap:10px}
.header-logo-icon{width:38px;height:38px;border-radius:10px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:17px}
.header-logo-text{font-size:16px;font-weight:650;color:var(--text);white-space:nowrap}
.header-nav{display:flex;align-items:center;gap:30px;margin-left:auto}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--text);padding:8px 2px;transition:color .2s ease}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;border-radius:2px;background:var(--accent);transition:width .28s ease}
.nav-link:hover{color:var(--primary)}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--primary);font-weight:600}
.nav-link.active::after{width:100%}
.header-right{display:flex;align-items:center;gap:14px;flex-shrink:0}
.header-search{display:flex;align-items:center;gap:8px;width:220px;height:38px;background:#ECE8E1;border-radius:999px;padding:0 14px}
.header-search i{font-size:13px;color:var(--text-secondary)}
.header-search input{border:none;outline:none;background:transparent;flex:1;font-size:13px;color:var(--text)}
.header-search input::placeholder{color:#A49F96}
.header-login{font-size:14px;font-weight:500;color:var(--text);padding:6px 4px;transition:color .2s}
.header-login:hover{color:var(--accent)}
.header-cta{min-height:38px;padding:0 20px;font-size:14px}
.hamburger{display:none;width:42px;height:42px;border:none;background:var(--primary);color:#fff;border-radius:10px;font-size:17px;cursor:pointer;align-items:center;justify-content:center;transition:background .2s}
.hamburger:hover{background:var(--primary-dark)}

.mobile-drawer{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg);z-index:1100;padding-top:84px;overflow-y:auto;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}
.mobile-drawer.open{opacity:1;visibility:visible}
.mobile-drawer .drawer-close{position:absolute;top:18px;right:24px;width:40px;height:40px;border:none;background:var(--primary);color:#fff;border-radius:10px;font-size:16px;cursor:pointer}
.mobile-drawer .drawer-content{display:flex;flex-direction:column;gap:24px;padding-bottom:48px}
.mobile-search{display:flex;align-items:center;gap:10px;width:100%;height:46px;background:#ECE8E1;border-radius:999px;padding:0 18px}
.mobile-search input{border:none;outline:none;background:transparent;flex:1;font-size:15px}
.mobile-nav{display:flex;flex-direction:column;gap:6px}
.mobile-nav .nav-link{font-size:18px;padding:12px 4px;border-bottom:1px solid var(--border)}
.mobile-drawer .header-login{font-size:17px;padding:10px 0}
.mobile-drawer .header-cta{width:100%;min-height:48px}

.page-head{position:relative;background:var(--bg-dark) url("/assets/images/backpic/back-1.png") center/cover no-repeat;padding:76px 0 64px}
.page-head::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,41,43,0.92) 30%,rgba(8,41,43,0.55) 100%)}
.page-head .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,0.72);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,0.72);transition:color .2s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb i{font-size:11px;color:rgba(255,255,255,0.4)}
.breadcrumb .current{color:#fff}
.page-head h1{font-size:40px;line-height:1.2;font-weight:700;color:#fff;letter-spacing:1px;margin-bottom:14px}
.page-head .page-desc{font-size:16px;color:rgba(255,255,255,0.8);max-width:620px}

.section{padding:80px 0}
.section-alt{background:#FFFDF9;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-title{font-size:30px;line-height:1.25;font-weight:650;color:var(--primary);position:relative;margin-bottom:14px}
.section-sub{font-size:15px;color:var(--text-secondary);margin-bottom:44px;max-width:640px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:38px}
.section-head .section-title{margin-bottom:0}

.intro-wrap{align-items:center}
.intro-media{position:relative}
.intro-media .cover-frame{border-radius:16px;overflow:hidden;box-shadow:var(--shadow-hover);position:relative;z-index:2}
.intro-media .cover-frame img{width:100%;height:420px;object-fit:cover}
.intro-media::before{content:"";position:absolute;top:-18px;left:-18px;width:120px;height:120px;border-radius:20px;background:rgba(193,154,62,0.18);z-index:1}
.intro-media::after{content:"";position:absolute;bottom:-14px;right:-14px;width:80px;height:80px;border-radius:12px;background:rgba(12,74,79,0.14);z-index:1}
.intro-content{padding-left:12px}
.intro-content .eyebrow{display:inline-flex;align-items:center;gap:8px;background:rgba(193,154,62,0.12);color:var(--accent-dark);font-size:13px;font-weight:600;padding:5px 14px;border-radius:999px;margin-bottom:18px}
.intro-content h1{font-size:32px;line-height:1.3;font-weight:700;color:var(--text);margin-bottom:18px}
.intro-content p{font-size:15px;line-height:1.85;color:var(--text);margin-bottom:18px}
.intro-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.intro-tags .tag{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--border);color:var(--primary);font-size:13px;font-weight:500;padding:6px 14px;border-radius:999px;transition:border-color .2s,color .2s}
.intro-tags .tag i{font-size:11px;color:var(--accent)}
.intro-tags .tag:hover{border-color:var(--accent);color:var(--accent-dark)}

.cards-section{margin-top:-10px}
.card{border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);padding:0;display:flex;flex-direction:column;height:100%;border:1px solid #EFEAE2;transition:box-shadow .24s ease,transform .24s ease,border-color .24s ease;overflow:hidden}
.card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);border-color:rgba(12,74,79,0.28)}
.card-media{position:relative;overflow:hidden}
.card-media img{width:100%;height:200px;object-fit:cover;transition:transform .5s ease}
.card:hover .card-media img{transform:scale(1.05)}
.card-media .card-badge{position:absolute;top:14px;left:14px;background:rgba(232,114,58,0.92);color:#fff;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px}
.card-body{padding:24px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:19px;font-weight:600;color:var(--text);margin-bottom:10px;line-height:1.4}
.card-body p{font-size:14px;line-height:1.7;color:var(--text-secondary);margin-bottom:18px;flex:1}
.card-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--primary);transition:color .2s}
.card-link i{font-size:12px;transition:transform .2s}
.card-link:hover{color:var(--accent-dark)}
.card-link:hover i{transform:translateX(4px)}
.card-stack .card{overflow:hidden}
.card-stack.wide .card-media img{height:230px}

.process-section{background:#FFFDF9;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.process-left .section-title{margin-bottom:16px}
.process-left p{font-size:15px;color:var(--text-secondary);line-height:1.85;margin-bottom:26px}
.process-grid{display:flex;flex-wrap:wrap;margin-right:-10px;margin-left:-10px}
.process-item{width:calc(50% - 20px);margin:10px;background:#fff;border:1px solid var(--border);border-left:4px solid var(--primary);border-radius:12px;padding:22px 22px 20px;transition:border-color .24s ease,box-shadow .24s ease}
.process-item:hover{border-left-color:var(--accent);box-shadow:var(--shadow)}
.process-num{font-size:28px;font-weight:700;color:var(--accent);line-height:1;margin-bottom:10px}
.process-item h3{font-size:16px;font-weight:600;color:var(--text);margin-bottom:6px}
.process-item p{font-size:13px;color:var(--text-secondary);line-height:1.65}

.faq-section .faq-grid{max-width:860px}
.faq-item{border:1px solid var(--border);border-radius:12px;background:#fff;margin-bottom:14px;overflow:hidden;transition:box-shadow .24s ease}
.faq-item.open{box-shadow:var(--shadow);border-color:rgba(12,74,79,0.24)}
.faq-q{display:flex;align-items:center;gap:14px;min-height:56px;padding:14px 20px;cursor:pointer;user-select:none}
.faq-q .faq-icon{width:30px;height:30px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0;transition:background .24s ease}
.faq-item.open .faq-q .faq-icon{background:var(--accent)}
.faq-q .faq-q-text{font-size:16px;font-weight:600;color:var(--text);flex:1}
.faq-q .faq-arrow{font-size:12px;color:var(--text-secondary);transition:transform .3s ease}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--accent)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 24px 0 64px}
.faq-item.open .faq-a{max-height:240px;padding-bottom:20px}
.faq-a p{font-size:14px;line-height:1.75;color:var(--text-secondary)}

.cta-section{position:relative;background:var(--bg-dark) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;padding:72px 0}
.cta-section::before{content:"";position:absolute;inset:0;background:rgba(8,41,43,0.84)}
.cta-section .container{position:relative;z-index:2}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-text{flex:1;min-width:280px}
.cta-text h2{font-size:30px;color:#fff;font-weight:650;margin-bottom:12px;line-height:1.3}
.cta-text p{font-size:15px;color:rgba(255,255,255,0.78);line-height:1.8}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0}

.site-footer{background:var(--bg-dark);color:rgba(255,255,255,0.72);padding:64px 0 0}
.footer-main{padding-bottom:40px}
.footer-brand .footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo-icon{width:36px;height:36px;border-radius:10px;background:var(--accent);color:#1E1B14;display:flex;align-items:center;justify-content:center;font-size:16px}
.footer-logo-text{font-size:17px;font-weight:600;color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,0.62);max-width:300px}
.footer-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:18px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,0.62);transition:color .2s,padding-left .2s}
.footer-col ul li a:hover{color:var(--accent);padding-left:4px}
.footer-contact li{font-size:14px;color:rgba(255,255,255,0.62);display:flex;align-items:center;gap:10px}
.footer-contact li i{color:var(--accent);width:16px;text-align:center;font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding:22px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:13px;color:rgba(255,255,255,0.5)}
.footer-bottom-links{display:flex;gap:20px}
.footer-bottom-links a{color:rgba(255,255,255,0.5);transition:color .2s}
.footer-bottom-links a:hover{color:var(--accent)}

@media (max-width:1023px){
  .header-nav{display:none}
  .header-search{width:180px}
  .page-head{padding:56px 0 48px}
  .page-head h1{font-size:32px}
  .section{padding:60px 0}
  .section-title{font-size:26px}
  .intro-media .cover-frame img{height:320px}
  .cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:859px){
  .header-search,.header-login,.header-cta{display:none}
  .hamburger{display:inline-flex}
  .mobile-drawer{display:block}
  .header-inner{height:60px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .page-head{padding:44px 0 36px}
  .page-head h1{font-size:26px;line-height:1.3}
  .page-head .page-desc{font-size:14px}
  .breadcrumb{font-size:12px}
  .section{padding:48px 0}
  .section-title{font-size:22px}
  .section-sub{font-size:14px;margin-bottom:28px}
  .intro-media .cover-frame img{height:240px}
  .intro-content h1{font-size:24px}
  .card-media img{height:180px}
  .card-stack.wide .card-media img{height:200px}
  .process-item{width:100%;margin:8px 0}
  .cta-section{padding:48px 0}
  .cta-text h2{font-size:24px}
  .cta-actions .btn{width:100%}
  .footer-main{padding-bottom:24px}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: article */
:root {
  --primary: #0C4A4F;
  --primary-dark: #09383C;
  --accent: #C19A3E;
  --accent-dark: #B08B2E;
  --bg: #F7F4EF;
  --deep: #08292B;
  --text: #2D3335;
  --muted: #6B6F70;
  --border: #E2DCD3;
  --warm: #F1EDE5;
  --orange: #E8723A;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 16px rgba(12, 74, 79, 0.08);
  --shadow-lg: 0 10px 28px rgba(12, 74, 79, 0.16);
  --font: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color .2s ease;
}

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

button,
input,
select,
textarea {
  font-family: inherit;
}

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

::selection {
  background: rgba(193, 154, 62, .25);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 239, .94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .25s ease;
}

.site-header.scrolled {
  box-shadow: 0 4px 16px rgba(12, 74, 79, .06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header-left {
  flex: 0 0 auto;
}

.header-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
}

.header-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  box-shadow: 0 4px 10px rgba(12, 74, 79, .18);
}

.header-logo-text {
  font-size: 16px;
  font-weight: 650;
  letter-spacing: .2px;
  white-space: nowrap;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 8px 14px;
  color: var(--text);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 450;
  transition: background .2s ease, color .2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform .25s ease;
}

.nav-link:hover {
  color: var(--primary);
  background: rgba(12, 74, 79, .05);
}

.nav-link.active {
  color: var(--primary);
  font-weight: 600;
}

.nav-link.active::after {
  transform: scaleX(1);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-search {
  display: flex;
  align-items: center;
  height: 40px;
  width: 220px;
  background: #fff;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0 16px;
  gap: 8px;
  transition: border-color .2s, box-shadow .2s;
}

.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(12, 74, 79, .12);
}

.header-search i {
  color: var(--muted);
  font-size: 14px;
}

.header-search input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 14px;
  width: 100%;
  color: var(--text);
}

.header-login {
  color: var(--text);
  font-size: 14px;
  padding: 6px 4px;
  border-bottom: 2px solid transparent;
  transition: color .2s;
}

.header-login:hover {
  color: var(--primary);
  border-color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  transition: all .22s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  padding: 0 22px;
  min-height: 44px;
}

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--accent);
  color: #231F1B;
  padding: 0 20px;
  min-height: 38px;
}

.btn-accent:hover {
  background: var(--accent-dark);
  box-shadow: 0 8px 20px rgba(193, 154, 62, .3);
  transform: translateY(-2px);
}

.btn-lg {
  min-height: 48px;
  padding: 0 28px;
  font-size: 16px;
}

.header-cta {
  padding: 0 20px;
  min-height: 40px;
}

.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: var(--primary);
  color: #fff;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
}

.hamburger:hover {
  background: var(--primary-dark);
}

.header-nav-search {
  display: none;
}

/* Article banner */
.article-banner {
  background: linear-gradient(135deg, rgba(8, 41, 43, .94), rgba(12, 74, 79, .78)), url('/assets/images/backpic/back-2.webp') center / cover;
  padding: 38px 0 32px;
  color: #fff;
}

.breadcrumb-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.breadcrumb-nav a {
  color: rgba(255, 255, 255, .8);
}

.breadcrumb-nav a:hover {
  color: var(--accent);
}

.breadcrumb-nav .angle {
  color: rgba(255, 255, 255, .4);
  font-size: 12px;
}

.breadcrumb-nav .current {
  color: rgba(255, 255, 255, .55);
  max-width: 320px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.banner-tagline {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.banner-tagline .tag {
  background: rgba(255, 255, 255, .14);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .22);
}

/* Article main */
.article-section {
  padding: 56px 0 24px;
}

.article-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(226, 220, 211, .7);
  padding: 48px 56px;
  max-width: 920px;
  margin: 0 auto;
  position: relative;
}

.article-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  width: 48px;
  height: 4px;
  background: var(--accent);
  border-radius: 0 0 4px 4px;
}

.article-tag-row {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.tag {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  padding: 6px 12px;
  border-radius: 999px;
}

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

.tag-outline {
  border: 1px solid var(--border);
  color: var(--muted);
}

.tag-accent {
  background: var(--accent);
  color: #231F1B;
}

.article-header h1 {
  font-size: 32px;
  line-height: 1.28;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 20px;
  letter-spacing: .2px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--muted);
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.article-meta i {
  color: var(--accent);
}

.article-content {
  padding: 32px 0 20px;
  font-size: 16px;
  line-height: 1.85;
  color: #3A4042;
}

.article-content p {
  margin: 0 0 24px;
}

.article-content h2 {
  font-size: 26px;
  font-weight: 650;
  margin: 32px 0 16px;
  color: var(--primary);
  line-height: 1.3;
}

.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 28px 0 14px;
  color: var(--text);
}

.article-content img {
  border-radius: var(--radius);
  margin: 20px 0;
}

.article-content blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  background: var(--warm);
  border-left: 4px solid var(--accent);
  border-radius: 0 8px 8px 0;
  color: #555;
}

.article-content ul,
.article-content ol {
  margin: 0 0 24px;
  padding-left: 24px;
}

.article-content li {
  margin-bottom: 10px;
}

.article-content a {
  color: var(--primary);
  border-bottom: 1px solid rgba(12, 74, 79, .25);
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}

.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: 12px;
  text-align: left;
}

.article-content th {
  background: var(--warm);
  color: var(--primary);
}

.article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.article-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.article-share {
  display: flex;
  gap: 8px;
}

.article-share a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: all .2s ease;
}

.article-share a:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: var(--shadow);
}

.article-empty {
  text-align: center;
  padding: 80px 24px;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow);
  max-width: 720px;
  margin: 0 auto;
}

.article-empty i {
  font-size: 48px;
  color: var(--accent);
  margin-bottom: 18px;
}

.article-empty h1 {
  font-size: 26px;
  margin: 0 0 12px;
  color: var(--primary);
}

.article-empty p {
  color: var(--muted);
  margin: 0 0 28px;
}

/* Related */
.related-section {
  padding: 64px 0 24px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 32px;
}

.section-eyebrow {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.section-head h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
  line-height: 1.25;
}

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

.section-more:hover {
  color: var(--accent-dark);
}

.related-grid .cell {
  margin-bottom: 24px;
}

.related-card {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(226, 220, 211, .7);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.related-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--warm);
  overflow: hidden;
}

.related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumb-tag {
  position: absolute;
  left: 12px;
  top: 12px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 4px 10px rgba(8, 41, 43, .2);
}

.related-info {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
}

.related-info h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-time {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Back link */
.back-section {
  padding: 32px 0 16px;
  text-align: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--primary);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 24px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  transition: all .22s ease;
}

.back-link:hover {
  border-color: var(--primary);
  background: rgba(12, 74, 79, .04);
  box-shadow: var(--shadow);
}

/* CTA */
.cta-section {
  padding: 40px 0 24px;
}

.cta-band {
  background: linear-gradient(135deg, var(--deep), var(--primary));
  border-radius: 16px;
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  color: #fff;
}

.cta-band h2 {
  color: #fff;
  font-size: 26px;
  margin: 0 0 8px;
}

.cta-band p {
  margin: 0;
  color: rgba(255, 255, 255, .78);
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-ghost-light {
  border: 1px solid rgba(255, 255, 255, .6);
  color: #fff;
  background: transparent;
  min-height: 48px;
  padding: 0 22px;
  font-size: 15px;
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, .1);
  transform: translateY(-2px);
}

/* Footer */
.site-footer {
  background: var(--deep);
  color: rgba(255, 255, 255, .72);
  padding: 64px 0 24px;
  margin-top: 64px;
}

.footer-main {
  row-gap: 32px;
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.footer-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: var(--deep);
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.footer-logo-text {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  max-width: 280px;
  margin: 0;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: rgba(255, 255, 255, .72);
  font-size: 14px;
  transition: color .2s;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, .72);
  font-size: 14px;
}

.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, .58);
}

@media (max-width: 1023px) {
  .header-nav {
    display: none;
  }

  .header-right .header-search,
  .header-right .header-login {
    display: none;
  }

  .hamburger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .header-inner {
    height: 60px;
  }

  .header-logo-icon {
    width: 34px;
    height: 34px;
    font-size: 14px;
  }

  .header-logo-text {
    font-size: 14px;
  }

  .logo-full {
    display: none;
  }

  body.menu-open .header-nav {
    display: flex;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    padding: 20px 24px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }

  body.menu-open .header-nav .nav-link {
    display: block;
    width: 100%;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(226, 220, 211, .6);
  }

  .header-nav-search {
    display: flex;
    align-items: center;
    height: 42px;
    width: 100%;
    background: #fff;
    border-radius: 999px;
    padding: 0 16px;
    gap: 8px;
    border: 1px solid var(--border);
    margin-bottom: 12px;
  }

  .header-nav-search input {
    border: none;
    outline: none;
    width: 100%;
    font-size: 14px;
    background: transparent;
  }

  .article-card {
    padding: 32px 24px;
  }
}

@media (max-width: 767px) {
  body {
    font-size: 15px;
  }

  .container {
    padding: 0 16px;
  }

  .article-banner {
    padding: 26px 0 22px;
  }

  .article-banner .breadcrumb-nav {
    font-size: 13px;
  }

  .article-section {
    padding: 32px 0 16px;
  }

  .article-card {
    padding: 28px 18px;
    border-radius: 14px;
  }

  .article-header h1 {
    font-size: 25px;
    line-height: 1.35;
  }

  .article-meta {
    gap: 12px;
  }

  .article-content {
    padding: 24px 0 16px;
  }

  .article-content h2 {
    font-size: 22px;
  }

  .article-content h3 {
    font-size: 18px;
  }

  .related-section {
    padding: 40px 0 16px;
  }

  .section-head h2 {
    font-size: 24px;
  }

  .cta-band {
    padding: 28px 20px;
  }

  .cta-band h2 {
    font-size: 22px;
  }

  .footer-main {
    row-gap: 24px;
  }

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

  .footer-bottom-links {
    justify-content: center;
  }

  .article-tags,
  .article-share {
    width: 100%;
  }
}

/* roulang page: category2 */
:root {
  --primary: #0C4A4F;
  --primary-dark: #09383C;
  --accent: #C19A3E;
  --accent-dark: #B08B2E;
  --bg: #F7F4EF;
  --deep-bg: #08292B;
  --text-dark: #2D3335;
  --text-sub: #6B6F70;
  --border: #E2DCD3;
  --coral: #E8723A;
  --card-radius: 12px;
  --btn-radius: 8px;
  --shadow-sm: 0 4px 16px rgba(12, 74, 79, 0.08);
  --shadow-md: 0 10px 28px rgba(12, 74, 79, 0.16);
  --transition: 0.24s ease;
  --font-family: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family);
  background: var(--bg);
  color: var(--text-dark);
  font-size: 16px;
  line-height: 1.7;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; outline: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
  width: 100%;
}

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 239, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 220, 211, 0.8);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(247, 244, 239, 0.98);
  box-shadow: 0 4px 20px rgba(12, 74, 79, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

.header-left { flex-shrink: 0; }

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.header-logo-text {
  font-size: 16px;
  font-weight: 650;
  color: var(--text-dark);
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 auto;
}

.header-nav .nav-link {
  position: relative;
  font-size: 15px;
  color: var(--text-dark);
  padding: 8px 14px;
  border-radius: 6px;
  font-weight: 500;
  transition: color var(--transition);
}

.header-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}

.header-nav .nav-link:hover::after,
.header-nav .nav-link.active::after {
  width: 20px;
}

.header-nav .nav-link:hover,
.header-nav .nav-link.active {
  color: var(--primary);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #ECE8E0;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 8px 16px;
  width: 240px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(12, 74, 79, 0.12);
  background: #fff;
}

.header-search i {
  color: var(--text-sub);
  font-size: 14px;
}

.header-search input {
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-dark);
  width: 100%;
}

.header-search input::placeholder { color: #9BA0A0; }

.header-login {
  font-size: 14px;
  color: var(--text-dark);
  padding: 8px 12px;
  border-radius: var(--btn-radius);
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}

.header-login:hover {
  background: rgba(12, 74, 79, 0.08);
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: var(--btn-radius);
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  font-size: 15px;
  min-height: 44px;
  padding: 0 24px;
}

.btn:active { transform: translateY(1px); }

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

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background: var(--accent);
  color: #1E2325;
}

.btn-accent:hover {
  background: var(--accent-dark);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}

.btn-ghost:hover {
  background: rgba(12, 74, 79, 0.06);
}

.header-cta {
  min-height: 40px;
  padding: 0 20px;
  font-size: 14px;
}

.hamburger {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dark);
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}

.hamburger:hover {
  background: rgba(12, 74, 79, 0.08);
  border-color: var(--primary);
}

/* Mobile Drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg);
  z-index: 200;
  padding: 24px 24px 48px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s ease;
}

.mobile-drawer.open { transform: translateX(0); }

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}

.drawer-close {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dark);
  font-size: 18px;
  cursor: pointer;
}

.drawer-search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #ECE8E0;
  border-radius: 999px;
  padding: 12px 20px;
  margin-bottom: 32px;
}

.drawer-search input {
  border: none;
  background: transparent;
  width: 100%;
  font-size: 15px;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}

.drawer-nav a {
  font-size: 18px;
  font-weight: 600;
  padding: 14px 12px;
  border-radius: 10px;
  color: var(--text-dark);
}

.drawer-nav a:hover,
.drawer-nav a.active {
  background: rgba(12, 74, 79, 0.08);
  color: var(--primary);
}

.drawer-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drawer-actions .btn {
  width: 100%;
}

/* ========== Page Hero / Banner ========== */
.category-banner {
  position: relative;
  background: var(--deep-bg);
  background-image: linear-gradient(135deg, rgba(8, 41, 43, 0.92) 0%, rgba(8, 41, 43, 0.72) 45%, rgba(12, 74, 79, 0.65) 100%), url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center 30%;
  padding: 80px 0 72px;
  color: #fff;
}

.category-banner .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 40px;
}

.banner-content {
  flex: 1 1 calc(55% - 40px);
  min-width: 300px;
}

.breadcrumb {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}

.breadcrumb a:hover { color: var(--accent); }

.breadcrumb .sep { opacity: 0.5; }

.breadcrumb .current {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
}

.banner-content h1 {
  font-size: 40px;
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.banner-content h1 span {
  color: var(--accent);
  position: relative;
}

.banner-content p {
  font-size: 16px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.82);
  max-width: 540px;
  margin-bottom: 24px;
}

.banner-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.banner-tags .tag {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.85);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 12px;
  backdrop-filter: blur(4px);
}

.banner-visual {
  flex: 1 1 calc(45% - 40px);
  min-width: 280px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.banner-visual .banner-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 16px;
  padding: 28px;
  width: 100%;
  max-width: 420px;
  backdrop-filter: blur(8px);
}

.banner-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.banner-card-header i {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(193, 154, 62, 0.25);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.banner-card-header span {
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
}

.banner-metrics {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.banner-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.banner-metric:last-child { border-bottom: none; padding-bottom: 0; }

.banner-metric .label { font-size: 13px; color: rgba(255, 255, 255, 0.7); }

.banner-metric .label i {
  color: var(--accent);
  margin-right: 6px;
  font-size: 12px;
}

.banner-metric .value {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
}

/* ========== Section spacing general ========== */
.section {
  padding: 72px 0;
}

.section-title-wrap {
  margin-bottom: 40px;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.section-title-wrap h2 {
  font-size: 30px;
  font-weight: 650;
  line-height: 1.25;
  color: var(--text-dark);
  position: relative;
  padding-left: 18px;
}

.section-title-wrap h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 28px;
  border-radius: 4px;
  background: var(--accent);
}

.section-title-wrap .section-desc {
  color: var(--text-sub);
  font-size: 14px;
  max-width: 420px;
  line-height: 1.6;
}

/* ========== Data illustration section (category2 unique: wide top + 3 col) ========== */
.wide-visual-section {
  padding: 64px 0 56px;
}

.wide-visual-wrap {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 48px;
  background: var(--deep-bg);
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wide-visual-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
}

.wide-visual-overlay {
  position: relative;
  z-index: 1;
  background: linear-gradient(90deg, rgba(8, 41, 43, 0.85) 0%, rgba(8, 41, 43, 0.4) 60%, rgba(8, 41, 43, 0.1) 100%);
  width: 100%;
  height: 100%;
  padding: 48px 48px;
}

.wide-visual-overlay h3 {
  color: #fff;
  font-size: 28px;
  font-weight: 650;
  margin-bottom: 14px;
  max-width: 480px;
  line-height: 1.3;
}

.wide-visual-overlay p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  max-width: 420px;
  line-height: 1.7;
}

.four-column-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.four-column-grid .grid-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.four-column-grid .grid-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
  border-radius: 0 3px 3px 0;
}

.four-column-grid .grid-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.grid-item-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(12, 74, 79, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--primary);
  margin-bottom: 18px;
  transition: background var(--transition), color var(--transition);
}

.grid-item:hover .grid-item-icon {
  background: rgba(193, 154, 62, 0.15);
  color: var(--accent);
}

.grid-item h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-dark);
}

.grid-item p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 16px;
}

.grid-item .item-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  transition: gap var(--transition), color var(--transition);
}

.grid-item .item-link:hover {
  gap: 10px;
  color: var(--accent);
}

/* ========== Feature list with stats (not 3 identical columns) ========== */
.stats-strip {
  background: var(--primary);
  padding: 48px 0;
  border-radius: 16px;
  margin: 56px 0;
  position: relative;
  overflow: hidden;
}

.stats-strip::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}

.stats-strip .container {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
  align-items: center;
}

.stats-lead h3 {
  color: #fff;
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 10px;
}

.stats-lead p {
  color: rgba(255,255,255,0.75);
  font-size: 14px;
  line-height: 1.7;
}

.stats-item {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: 20px 24px;
  text-align: center;
}

.stats-item .num {
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: 6px;
}

.stats-item .desc {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

/* ========== Card list with image (content showcase) ========== */
.content-showcase {
  margin-top: 56px;
}

.content-card-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.content-card-row {
  display: flex;
  align-items: stretch;
  gap: 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.content-card-row .row-img {
  flex: 0 0 260px;
  min-height: 180px;
  position: relative;
  overflow: hidden;
}

.content-card-row .row-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.content-card-row:hover .row-img img {
  transform: scale(1.04);
}

.content-card-row .row-body {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
}

.row-body .card-tag {
  font-size: 12px;
  background: var(--primary);
  color: #fff;
  padding: 2px 12px;
  border-radius: 999px;
  display: inline-block;
  width: fit-content;
  margin-bottom: 10px;
  font-weight: 500;
}

.row-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}

.row-body p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 12px;
}

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

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

/* ========== FAQ ========== */
.faq-section {
  background: var(--bg);
  padding: 72px 0;
}

.faq-wrap {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  min-height: 56px;
}

.faq-question .q-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(12, 74, 79, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}

.faq-item.active .faq-question .q-icon {
  background: var(--accent);
  color: #fff;
}

.faq-question .q-arrow {
  margin-left: auto;
  color: var(--text-sub);
  transition: transform 0.3s ease;
  font-size: 14px;
}

.faq-item.active .faq-question .q-arrow {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer-inner {
  padding: 0 20px 20px 66px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-sub);
  background: #F1EDE5;
  border-radius: 0 0 12px 12px;
  margin: 0 8px 8px;
}

/* ========== CTA ========== */
.cta-section {
  background: var(--deep-bg);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  opacity: 0.12;
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.cta-text h2 {
  color: #fff;
  font-size: 28px;
  font-weight: 650;
  margin-bottom: 10px;
}

.cta-text p {
  color: rgba(255,255,255,0.75);
  font-size: 15px;
}

.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* ========== Related service entries ========== */
.related-services {
  padding: 56px 0 0;
}

.related-services .service-entry-grid {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1.5fr;
  gap: 20px;
}

.service-entry {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.service-entry .entry-top {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.service-entry .entry-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(193, 154, 62, 0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}

.service-entry h3 {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.4;
}

.service-entry p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.6;
}

.service-entry .entry-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  transition: gap var(--transition);
}

.service-entry .entry-link:hover { gap: 10px; }

/* ========== Footer ========== */
.site-footer {
  background: var(--deep-bg);
  color: rgba(255, 255, 255, 0.65);
  padding: 56px 0 0;
  font-size: 14px;
}

.site-footer .footer-main {
  padding-bottom: 36px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
  line-height: 1.7;
  max-width: 280px;
  margin-top: 14px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--deep-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col ul li a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition), padding-left var(--transition);
  font-size: 13px;
}

.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.55);
  font-size: 13px;
}

.footer-contact li i {
  color: var(--accent);
  width: 16px;
  text-align: center;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 18px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}

.footer-bottom-links {
  display: flex;
  gap: 16px;
}

.footer-bottom-links a {
  color: rgba(255,255,255,0.4);
}

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

/* ========== Responsive ========== */
@media screen and (max-width: 1023px) {
  .header-nav { display: none; }
  .header-search { display: none; }
  .hamburger { display: flex; }
  .header-login { display: none; }
  .header-cta { display: none; }

  .banner-content h1 { font-size: 32px; }
  .banner-visual { display: none; }
  .category-banner { padding: 56px 0 48px; }

  .stats-strip .container {
    grid-template-columns: 1fr 1fr;
  }

  .stats-lead { grid-column: span 2; }

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

  .related-services .service-entry-grid {
    grid-template-columns: 1fr 1fr;
  }

  .content-card-row .row-img {
    flex: 0 0 200px;
  }
}

@media screen and (max-width: 767px) {
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .section { padding: 48px 0; }

  .category-banner { padding: 44px 0 40px; }
  .banner-content h1 { font-size: 28px; line-height: 1.25; }

  .site-header .header-inner { height: 60px; }
  .header-logo-text { font-size: 14px; }
  .header-logo-icon { width: 34px; height: 34px; font-size: 15px; }

  .wide-visual-overlay { padding: 24px; }
  .wide-visual-overlay h3 { font-size: 22px; }

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

  .stats-strip .container { grid-template-columns: 1fr; gap: 16px; }
  .stats-lead { grid-column: span 1; }
  .stats-item .num { font-size: 30px; }

  .content-card-row {
    flex-direction: column;
    gap: 0;
  }

  .content-card-row .row-img {
    flex: none;
    min-height: 160px;
  }

  .content-card-row .row-body {
    padding: 20px;
  }

  .related-services .service-entry-grid { grid-template-columns: 1fr; }

  .section-title-wrap h2 { font-size: 24px; }

  .faq-answer-inner { padding: 0 16px 16px; }

  .cta-actions .btn { width: 100%; }

  .footer-main { gap: 32px; }
  .footer-col { flex: 1 1 auto; }
}

@media screen and (max-width: 520px) {
  .header-logo-text { max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .container { padding-left: 16px; padding-right: 16px; }

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

  .stats-strip { border-radius: 0; margin: 40px -16px; }

  .mobile-drawer { padding: 20px 16px 40px; }
}

/* roulang page: category3 */
:root {
  --primary: #0C4A4F;
  --primary-dark: #09383C;
  --accent: #C19A3E;
  --accent-dark: #B08B2E;
  --bg: #F7F4EF;
  --bg-soft: #F1EDE5;
  --deep: #08292B;
  --text: #2D3335;
  --text-light: #6B6F70;
  --border: #E2DCD3;
  --coral: #E8723A;
  --white: #ffffff;
  --radius: 12px;
  --radius-btn: 8px;
  --shadow: 0 4px 16px rgba(12, 74, 79, 0.08);
  --shadow-hover: 0 10px 28px rgba(12, 74, 79, 0.16);
  --transition: 0.24s ease;
  --font-family: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}
ul,
ol,
p,
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  padding: 0;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
.container {
  max-width: 1200px;
  width: 88%;
  margin: 0 auto;
}
.grid-x {
  display: flex;
  flex-wrap: wrap;
}
.grid-margin-x > .cell {
  margin-bottom: 24px;
}
.cell {
  flex: 0 0 auto;
  min-height: 0;
}
.large-3 {
  width: 25%;
}
.large-4 {
  width: 33.3333%;
}
.large-5 {
  width: 41.6667%;
}
.large-6 {
  width: 50%;
}
.large-7 {
  width: 58.3333%;
}
.large-9 {
  width: 75%;
}
@media screen and (max-width: 1023px) {
  .medium-6 {
    width: 50%;
  }
}
@media screen and (max-width: 767px) {
  .large-3,
  .large-4,
  .large-5,
  .large-6,
  .large-7,
  .large-9,
  .medium-6 {
    width: 100%;
  }
  .container {
    width: 92%;
  }
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 24px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}
.btn i {
  margin-right: 8px;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(1px);
}
.btn-accent {
  background: var(--accent);
  color: #1F1B12;
}
.btn-accent:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(193, 154, 62, 0.3);
}
.btn-accent:active {
  transform: translateY(1px);
}
.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
}
.btn-ghost-light {
  background: transparent;
  border-color: var(--primary);
  color: var(--primary);
}
.btn-ghost-light:hover {
  background: rgba(12, 74, 79, 0.06);
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(12, 74, 79, 0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.section-title {
  font-size: 30px;
  line-height: 1.25;
  font-weight: 650;
  color: var(--text);
  margin-top: 14px;
}
.section-sub {
  font-size: 15px;
  color: var(--text-light);
  margin-top: 12px;
  max-width: 560px;
}
/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(8, 41, 43, 0.05);
}
.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(8, 41, 43, 0.12);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.header-left {
  flex-shrink: 0;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.header-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: transform 0.3s ease;
}
.header-logo:hover .header-logo-icon {
  transform: rotate(-8deg);
}
.header-logo-text {
  font-size: 15px;
  font-weight: 650;
  color: var(--primary);
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}
.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 2px;
  transition: color var(--transition);
  white-space: nowrap;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  font-weight: 600;
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 220px;
  height: 38px;
  padding: 0 14px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-light);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.header-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(12, 74, 79, 0.1);
}
.header-search input {
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  font-size: 14px;
  color: var(--text);
}
.header-search input::placeholder {
  color: var(--text-light);
}
.header-login {
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
  padding: 6px 4px;
  border-bottom: 1px solid transparent;
}
.header-login:hover {
  color: var(--primary);
  border-bottom-color: var(--accent);
}
.header-cta {
  min-height: 38px;
  padding: 0 18px;
  font-size: 14px;
}
.hamburger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  color: var(--primary);
  font-size: 17px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.hamburger:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}
/* ============ Mobile Drawer ============ */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(360px, 88vw);
  height: 100vh;
  background: var(--bg);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 0.35s ease;
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 32px rgba(8, 41, 43, 0.18);
  overflow-y: auto;
}
.mobile-drawer.open {
  transform: translateX(0);
}
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.drawer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 650;
  color: var(--primary);
}
.drawer-logo i {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}
.drawer-close {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  background: var(--white);
  border-radius: 8px;
  cursor: pointer;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}
.drawer-close:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.drawer-search {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 20px 24px;
  padding: 0 14px;
  height: 42px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-light);
}
.drawer-search input {
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  font-size: 14px;
}
.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 24px;
  flex: 1;
}
.drawer-link {
  padding: 14px 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  border-radius: 10px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.drawer-link:hover,
.drawer-link.active {
  background: rgba(12, 74, 79, 0.08);
  color: var(--primary);
  font-weight: 600;
}
.drawer-link.active::after {
  content: "·";
  font-size: 22px;
  color: var(--accent);
  line-height: 1;
}
.drawer-footer {
  padding: 20px 24px 32px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 12px;
}
.drawer-footer .btn {
  flex: 1;
}
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(8, 41, 43, 0.5);
  z-index: 199;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.drawer-overlay.show {
  opacity: 1;
  visibility: visible;
}
/* ============ Page Hero ============ */
.page-hero {
  position: relative;
  background: linear-gradient(135deg, rgba(8, 41, 43, 0.94) 0%, rgba(8, 41, 43, 0.78) 55%, rgba(12, 74, 79, 0.6) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 92px 0 80px;
  color: #fff;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 16px;
  border-radius: 999px;
  background: rgba(193, 154, 62, 0.16);
  border: 1px solid rgba(193, 154, 62, 0.4);
  color: #E4C468;
  font-size: 13px;
  font-weight: 600;
}
.page-hero h1 {
  font-size: 40px;
  line-height: 1.2;
  font-weight: 700;
  max-width: 720px;
  margin-top: 20px;
  letter-spacing: 0.01em;
}
.hero-sub {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.82);
  max-width: 580px;
  margin-top: 18px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 48px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding-top: 28px;
}
.hero-stat {
  flex: 1;
  min-width: 160px;
  padding: 0 24px;
  border-left: 1px solid rgba(255, 255, 255, 0.16);
}
.hero-stat:first-child {
  padding-left: 0;
  border-left: none;
}
.hero-stat strong {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.hero-stat span {
  display: block;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
}
/* ============ Breadcrumb ============ */
.breadcrumb-area {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-light);
}
.breadcrumb a {
  color: var(--text-light);
  transition: color 0.2s ease;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.breadcrumb .sep {
  color: var(--border);
}
.breadcrumb .current {
  color: var(--text);
  font-weight: 600;
}
/* ============ Intro Section ============ */
.intro-section {
  padding: 84px 0;
  background: var(--bg);
}
.intro-quote {
  background: var(--deep);
  border-radius: 16px;
  padding: 46px 44px;
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #D3DDDA;
  box-shadow: 0 8px 32px rgba(8, 41, 43, 0.24);
  overflow: hidden;
}
.intro-quote::before {
  content: "“";
  position: absolute;
  top: 6px;
  left: 22px;
  font-size: 88px;
  color: var(--accent);
  line-height: 1;
  opacity: 0.35;
  font-family: Georgia, serif;
}
.intro-quote::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
  border-radius: 0 4px 4px 0;
}
.intro-quote p {
  font-size: 15.5px;
  line-height: 1.85;
  margin-bottom: 18px;
  position: relative;
  z-index: 1;
}
.intro-quote p:last-child {
  margin-bottom: 0;
}
.intro-quote-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 14px;
  color: var(--accent);
  font-weight: 600;
}
.intro-media {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
  height: 100%;
  min-height: 320px;
}
.intro-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.intro-media:hover img {
  transform: scale(1.02);
}
.intro-media-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 48px 24px 18px;
  background: linear-gradient(transparent, rgba(8, 41, 43, 0.85));
  color: #fff;
  font-size: 13px;
}
/* ============ Content List Section ============ */
.list-section {
  padding: 84px 0;
  background: var(--bg-soft);
}
.side-nav {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.side-nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 12px;
  background: var(--white);
  border: 1px solid var(--border);
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  transition: all var(--transition);
  cursor: pointer;
}
.side-nav-link i {
  color: var(--accent);
  font-size: 16px;
  width: 20px;
  text-align: center;
  transition: color 0.2s ease;
}
.side-nav-link:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateX(4px);
}
.side-nav-link.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: var(--shadow);
}
.side-nav-link.active i {
  color: var(--accent);
}
.side-nav-note {
  margin-top: 20px;
  padding: 18px;
  border-radius: 12px;
  background: rgba(12, 74, 79, 0.06);
  border: 1px dashed rgba(12, 74, 79, 0.24);
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}
.content-card-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.content-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--white);
  border-radius: 12px;
  padding: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(12, 74, 79, 0.04);
  transition: all var(--transition);
}
.content-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: rgba(12, 74, 79, 0.24);
}
.content-card-img {
  width: 128px;
  height: 92px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--bg-soft);
}
.content-card-body {
  flex: 1;
  min-width: 0;
}
.content-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.content-card-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.content-card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.4;
}
.content-card-summary {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.content-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--primary);
  font-weight: 600;
  transition: gap 0.2s ease;
}
.content-card-link i {
  font-size: 12px;
  transition: transform 0.2s ease;
}
.content-card-link:hover {
  color: var(--accent-dark);
}
.content-card-link:hover i {
  transform: translateX(3px);
}
/* ============ Service Entry ============ */
.service-entry {
  padding: 84px 0;
  background: var(--bg);
}
.service-main-card {
  background: var(--primary);
  border-radius: 16px;
  padding: 40px 38px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.service-main-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
}
.service-main-card h3 {
  font-size: 24px;
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 12px;
}
.service-main-card h3 i {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(193, 154, 62, 0.18);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}
.service-main-card p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  line-height: 1.7;
}
.service-main-card .btn {
  align-self: flex-start;
}
.service-sub-wrap {
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
}
.service-sub-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  transition: all var(--transition);
}
.service-sub-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: rgba(12, 74, 79, 0.2);
  transform: translateY(-2px);
}
.service-sub-card h4 {
  font-size: 17px;
  font-weight: 650;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}
.service-sub-card h4 i {
  color: var(--accent);
}
.service-sub-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
}
.service-sub-card .btn {
  align-self: flex-start;
  min-height: 36px;
  padding: 0 16px;
  font-size: 13px;
}
/* ============ FAQ ============ */
.faq-section {
  padding: 84px 0;
  background: var(--bg-soft);
}
.faq-wrap {
  max-width: 860px;
  margin: 40px auto 0;
}
.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0 24px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}
.faq-item.open {
  box-shadow: var(--shadow);
  border-color: rgba(12, 74, 79, 0.24);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
  transition: all 0.3s ease;
}
.faq-item.open .faq-icon {
  background: var(--accent);
  color: var(--deep);
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-light);
}
.faq-answer-inner {
  padding-bottom: 20px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
/* ============ CTA Section ============ */
.cta-section {
  padding: 84px 0;
  background: var(--deep);
  color: #fff;
}
.cta-left {
  padding-right: 24px;
}
.cta-left h2 {
  font-size: 30px;
  font-weight: 650;
  margin-top: 14px;
}
.cta-left > p {
  color: rgba(255, 255, 255, 0.75);
  margin-top: 16px;
  font-size: 15px;
  line-height: 1.7;
}
.cta-promise {
  margin-top: 28px;
  display: grid;
  gap: 14px;
}
.cta-promise li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.88);
  list-style: none;
}
.cta-promise li i {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(193, 154, 62, 0.18);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}
.form-card {
  background: var(--white);
  border-radius: 16px;
  padding: 34px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.24);
  color: var(--text);
}
.form-card h3 {
  font-size: 20px;
  font-weight: 650;
  margin-bottom: 6px;
}
.form-card .form-hint {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 24px;
}
.form-field {
  margin-bottom: 18px;
}
.form-field label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.form-field label span {
  color: var(--coral);
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  transition: all 0.22s ease;
  outline: none;
}
.form-field textarea {
  min-height: 90px;
  resize: vertical;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(12, 74, 79, 0.12);
  background: var(--white);
}
.form-field.error input,
.form-field.error select,
.form-field.error textarea {
  border-color: #C0392B;
  box-shadow: 0 0 0 4px rgba(192, 57, 43, 0.1);
}
.form-error {
  display: none;
  font-size: 12px;
  color: #C0392B;
  margin-top: 4px;
}
.form-field.error .form-error {
  display: block;
}
.form-submit {
  width: 100%;
  min-height: 48px;
  background: var(--accent);
  color: #1F1B12;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  margin-top: 4px;
}
.form-submit:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(193, 154, 62, 0.35);
}
.form-submit:active {
  transform: translateY(0);
}
.form-feedback {
  display: none;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 14px;
  margin-top: 14px;
}
.form-feedback.success {
  display: block;
  background: rgba(12, 74, 79, 0.08);
  color: var(--primary);
  border: 1px solid rgba(12, 74, 79, 0.2);
}
.form-feedback.fail {
  display: block;
  background: rgba(192, 57, 43, 0.08);
  color: #C0392B;
  border: 1px solid rgba(192, 57, 43, 0.2);
}
/* ============ Footer ============ */
.site-footer {
  background: var(--deep);
  color: rgba(255, 255, 255, 0.74);
  padding: 60px 0 0;
  font-size: 14px;
}
.footer-main {
  padding-bottom: 40px;
}
.footer-brand p {
  margin-top: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
  font-size: 14px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--deep);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}
.footer-logo-text {
  font-size: 17px;
  font-weight: 650;
  color: #fff;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-col ul {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
}
.footer-col ul li a {
  color: rgba(255, 255, 255, 0.66);
  transition: all 0.2s ease;
}
.footer-col ul li a:hover {
  color: var(--accent);
  padding-left: 4px;
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.66);
}
.footer-contact i {
  color: var(--accent);
  font-size: 13px;
  width: 18px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.52);
}
.footer-bottom-links {
  display: flex;
  gap: 18px;
}
.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.52);
  transition: color 0.2s ease;
}
.footer-bottom-links a:hover {
  color: var(--accent);
}
/* ============ Responsive ============ */
@media screen and (max-width: 1023px) {
  .header-nav {
    display: none;
  }
  .header-search {
    display: none;
  }
  .header-cta {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .header-login {
    display: none;
  }
  .side-nav {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    margin-bottom: 28px;
  }
  .side-nav-link {
    flex: 1;
    min-width: 150px;
  }
  .side-nav-link:hover {
    transform: translateY(-2px);
  }
  .side-nav-note {
    display: none;
  }
}
@media screen and (max-width: 767px) {
  .site-header {
    position: sticky;
  }
  .header-inner {
    height: 60px;
  }
  .header-logo-text {
    font-size: 14px;
    white-space: normal;
    line-height: 1.3;
    max-width: 180px;
  }
  .header-logo-icon {
    width: 34px;
    height: 34px;
    font-size: 14px;
  }
  .page-hero {
    padding: 56px 0 48px;
  }
  .page-hero h1 {
    font-size: 28px;
    line-height: 1.25;
  }
  .hero-sub {
    font-size: 15px;
    margin-top: 14px;
  }
  .hero-actions {
    margin-top: 24px;
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .hero-stats {
    margin-top: 32px;
    gap: 18px;
  }
  .hero-stat {
    min-width: 100%;
    padding: 0;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    padding-top: 14px;
  }
  .hero-stat:first-child {
    border-top: none;
    padding-top: 0;
  }
  .hero-stat strong {
    font-size: 24px;
  }
  .intro-section,
  .list-section,
  .service-entry,
  .faq-section,
  .cta-section {
    padding: 56px 0;
  }
  .intro-quote {
    padding: 34px 26px;
  }
  .intro-quote p {
    font-size: 14.5px;
  }
  .intro-media {
    min-height: 220px;
    margin-top: 20px;
  }
  .content-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 18px;
  }
  .content-card-img {
    width: 100%;
    height: 170px;
  }
  .content-card-title {
    font-size: 16px;
  }
  .service-main-card {
    padding: 28px 24px;
  }
  .service-main-card h3 {
    font-size: 20px;
    flex-wrap: wrap;
  }
  .cta-left {
    padding-right: 0;
    margin-bottom: 32px;
  }
  .cta-left h2 {
    font-size: 26px;
  }
  .form-card {
    padding: 24px 20px;
  }
  .site-footer {
    padding-top: 44px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    justify-content: center;
  }
  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
  }
  .section-title {
    font-size: 26px;
  }
}