/* roulang page: index */
:root {
  --primary: #3D7EBF;
  --primary-soft: #E8F1FA;
  --primary-dark: #1B3A5C;
  --accent: #C9A063;
  --surface: #FFFFFF;
  --surface-muted: #F6F8FB;
  --border: #E3E9F1;
  --text-body: #3D4757;
  --text-muted: #7A8699;
  --shadow-sm: 0 2px 8px rgba(27,58,92,0.06);
  --shadow-md: 0 6px 20px rgba(27,58,92,0.10);
  --shadow-lg: 0 12px 32px rgba(27,58,92,0.14);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-body);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: color .2s ease; }
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
ul { list-style: none; }
.container { max-width: 1200px; padding-left: 16px; padding-right: 16px; }
.section-padding { padding: 80px 0; }

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--border);
  z-index: 1030;
  box-shadow: 0 2px 12px rgba(27,58,92,0.04);
}
.site-header .container { max-width: 1280px; }
.header-inner { display: flex; align-items: center; height: 72px; gap: 16px; }
.brand-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; margin-right: 8px; }
.brand-mark {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 18px;
  box-shadow: var(--shadow-sm);
}
.brand-text { font-size: 19px; font-weight: 700; color: var(--primary-dark); letter-spacing: .5px; white-space: nowrap; }
.main-navigation { display: flex; align-items: center; gap: 28px; margin-left: 12px; }
.nav-link-item {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-body);
  position: relative;
  padding: 6px 2px;
  white-space: nowrap;
}
.nav-link-item::after {
  content: "";
  position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width .25s ease;
}
.nav-link-item:hover { color: var(--primary); }
.nav-link-item:hover::after { width: 100%; }
.nav-link-item.active { color: var(--primary); font-weight: 600; }
.nav-link-item.active::after { width: 100%; }
.header-search { flex: 1; display: flex; justify-content: center; max-width: 420px; margin: 0 auto; }
.search-form {
  display: flex; align-items: center;
  width: 100%; max-width: 420px;
  height: 44px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 0 6px 0 16px;
  transition: border-color .2s, box-shadow .2s;
}
.search-form:hover { border-color: var(--accent); }
.search-form:focus-within {
  border-color: var(--accent);
  border-width: 2px;
  box-shadow: var(--shadow-md);
  padding-left: 15px;
}
.search-form .search-icon { color: var(--text-muted); font-size: 14px; margin-right: 8px; }
.search-form input {
  flex: 1; border: none; outline: none;
  font-size: 14px; color: var(--text-body);
  background: transparent; height: 100%;
}
.search-form input::placeholder { color: #9AA7B8; }
.search-form button {
  height: 34px; padding: 0 20px;
  border: none; background: var(--primary);
  color: #fff; font-size: 14px; font-weight: 500;
  border-radius: 20px;
  cursor: pointer;
  transition: background .2s;
}
.search-form button:hover { background: var(--primary-dark); }
.search-form button:active { transform: scale(.97); }
.header-cta { flex-shrink: 0; }
.btn-consult {
  display: inline-flex; align-items: center; gap: 6px;
  height: 40px; padding: 0 22px;
  background: var(--primary); color: #fff;
  border: none; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500;
  transition: all .2s ease;
}
.btn-consult:hover { background: var(--primary-dark); color: #fff; box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-consult:active { transform: translateY(0) scale(.98); }
.mobile-toggle {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 10px;
  align-items: center; justify-content: center;
  cursor: pointer;
}
.mobile-toggle span { display: block; width: 18px; height: 2px; background: var(--primary-dark); margin: 3px 0; border-radius: 2px; }
.mobile-navbar { padding: 16px 0 20px; border-top: 1px solid var(--border); }
.mobile-nav-link {
  display: block; padding: 12px 14px;
  font-size: 15px; color: var(--text-body);
  border-radius: 10px; margin-bottom: 6px;
  background: var(--surface-muted);
}
.mobile-nav-link:hover { background: var(--primary-soft); color: var(--primary); }
.mobile-nav-link.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }

/* ===== Hero ===== */
.hero-section {
  background: linear-gradient(135deg, #E8F1FA 0%, #F5F9FE 100%);
  padding: 150px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: "";
  position: absolute;
  right: -80px; top: 20%;
  width: 300px; height: 300px;
  border: 1px solid rgba(201,160,99,0.35);
  border-radius: 50%;
  background: rgba(201,160,99,0.08);
  pointer-events: none;
}
.hero-section::after {
  content: "";
  position: absolute;
  right: 40px; bottom: -100px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: rgba(61,126,191,0.06);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; }
.hero-title {
  font-size: 40px; line-height: 1.3;
  font-weight: 700; color: var(--primary-dark);
  margin-bottom: 18px;
}
.hero-title .highlight { color: var(--primary); }
.hero-subtitle {
  font-size: 16px; color: var(--text-muted);
  margin-bottom: 30px; max-width: 460px;
}
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.btn-primary-custom {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 32px;
  background: var(--primary); color: #fff;
  border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 500;
  border: none;
  transition: all .25s ease;
}
.btn-primary-custom:hover { background: var(--primary-dark); color: #fff; box-shadow: var(--shadow-md); transform: translateY(-2px); }
.btn-primary-custom:active { transform: translateY(0) scale(.97); }
.btn-outline-link {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 12px 24px;
  background: transparent; color: var(--primary-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 500;
  transition: all .25s ease;
}
.btn-outline-link:hover { border-color: var(--accent); color: var(--primary); box-shadow: var(--shadow-sm); }
.btn-outline-link:active { transform: scale(.97); }
.hero-visual { position: relative; z-index: 2; }
.hero-visual-backdrop {
  position: absolute; top: 16px; right: 16px;
  width: 100%; height: 100%;
  background: rgba(255,255,255,0.7);
  border-radius: var(--radius-lg);
}
.hero-image {
  position: relative;
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* ===== 痛点区 ===== */
.pain-section { background: #fff; }
.pain-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.pain-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: all .25s ease;
  position: relative;
}
.pain-card:hover {
  transform: translateX(-4px);
  border-left: 3px solid var(--accent);
  box-shadow: var(--shadow-md);
}
.pain-card-large { grid-column: span 2; }
.pain-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: #F5E9D4;
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  margin-bottom: 16px;
}
.pain-card h3 { font-size: 17px; font-weight: 600; color: var(--primary-dark); margin-bottom: 8px; }
.pain-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin: 0; }
.section-label { display: inline-block; font-size: 13px; font-weight: 500; color: var(--primary); background: var(--primary-soft); padding: 4px 14px; border-radius: 20px; margin-bottom: 12px; }
.section-title { font-size: 26px; font-weight: 700; color: var(--primary-dark); line-height: 1.4; margin-bottom: 12px; }
.section-desc { font-size: 15px; color: var(--text-muted); max-width: 560px; margin-bottom: 36px; }

/* ===== 服务卡片 ===== */
.service-section { background: #F6F9FD; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
  display: flex; flex-direction: column;
}
.service-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.service-card.featured {
  margin-top: -16px;
  border-top: 4px solid var(--accent);
  position: relative;
}
.service-card-img {
  width: 100%; aspect-ratio: 16/10;
  object-fit: cover;
}
.service-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.service-card h3 { font-size: 18px; font-weight: 600; color: var(--primary-dark); margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.service-card h3 .service-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--primary-soft);
  color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 14px;
  transition: all .25s;
}
.service-card:hover h3 .service-icon { background: #F5E9D4; color: var(--accent); }
.service-card ul { margin: 0 0 20px; padding: 0; }
.service-card ul li {
  font-size: 14px; color: var(--text-muted);
  padding: 6px 0 6px 20px; position: relative;
  line-height: 1.6;
}
.service-card ul li::before {
  content: "";
  position: absolute; left: 0; top: 14px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.service-link {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 500; color: var(--primary);
  transition: gap .2s ease;
}
.service-link:hover { color: var(--primary-dark); gap: 10px; }

/* ===== 数据区 ===== */
.stats-section { background: var(--primary-soft); padding: 60px 0; }
.stats-section .section-title { text-align: center; }
.stats-section .section-desc { text-align: center; margin-left: auto; margin-right: auto; }
.stats-grid { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; }
.stat-item { text-align: center; flex: 1; padding: 20px 10px; }
.stat-divider { width: 1px; height: 44px; background: rgba(27,58,92,0.08); }
.stat-number {
  font-size: 40px; font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
  margin-bottom: 8px;
}
.stat-number span { color: var(--accent); }
.stat-label { font-size: 14px; color: var(--text-muted); }

/* ===== 资讯 ===== */
.news-section { background: #fff; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-card {
  display: flex; align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  gap: 20px;
  transition: all .25s ease;
}
.news-card:hover { box-shadow: var(--shadow-md); border-color: rgba(201,160,99,0.4); }
.news-date {
  width: 90px; text-align: center;
  background: var(--surface-muted);
  border-radius: 12px;
  padding: 12px 8px;
  flex-shrink: 0;
}
.news-day { display: block; font-size: 26px; font-weight: 700; color: var(--primary); line-height: 1.2; }
.news-month { display: block; font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.news-info { flex: 1; min-width: 0; }
.news-category {
  display: inline-block;
  font-size: 12px; color: var(--primary);
  background: var(--primary-soft);
  padding: 3px 12px;
  border-radius: 12px;
  margin-bottom: 6px;
}
.news-title {
  font-size: 17px; font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color .2s;
}
.news-card:hover .news-title { color: var(--primary); }
.news-excerpt {
  font-size: 14px; color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.6;
  margin: 0;
}
.news-link-icon {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--surface-muted);
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  font-size: 14px;
  flex-shrink: 0;
  transition: all .25s;
}
.news-card:hover .news-link-icon { background: var(--primary-soft); color: var(--primary); }
.news-empty {
  text-align: center;
  padding: 60px 20px;
  background: var(--surface-muted);
  border-radius: var(--radius-md);
  border: 1px dashed var(--border);
}
.news-empty .empty-icon {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: var(--text-muted);
}
.news-empty p { color: var(--text-muted); font-size: 15px; margin: 0; }

/* ===== FAQ ===== */
.faq-section { background: #F6F9FD; }
.faq-wrap { max-width: 800px; margin: 0 auto; }
.accordion-item {
  background: var(--surface);
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  margin-bottom: 14px;
  overflow: hidden;
}
.accordion-button {
  background: var(--surface) !important;
  color: var(--primary-dark) !important;
  font-size: 16px !important;
  font-weight: 600 !important;
  padding: 18px 22px !important;
  box-shadow: none !important;
}
.accordion-button:focus { box-shadow: 0 0 0 2px rgba(61,126,191,0.15) !important; }
.accordion-button:not(.collapsed) { color: var(--primary) !important; }
.accordion-button::after {
  color: var(--primary);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%233D7EBF'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.accordion-body {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
  padding: 4px 22px 20px !important;
}

/* ===== CTA ===== */
.cta-section { background: #fff; position: relative; overflow: hidden; }
.cta-box {
  background: linear-gradient(135deg, var(--primary-soft), #F0F5FA);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  border: 1px solid var(--border);
}
.cta-box h2 { font-size: 28px; font-weight: 700; color: var(--primary-dark); margin-bottom: 10px; }
.cta-box p { font-size: 15px; color: var(--text-muted); margin-bottom: 28px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.75); padding: 60px 0 0; }
.footer-top { display: grid; grid-template-columns: 4fr 4fr 4fr; gap: 40px; padding-bottom: 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand .brand-mark { background: var(--accent); color: var(--primary-dark); }
.footer-brand .brand-text { color: #fff; font-size: 18px; }
.footer-desc { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); max-width: 300px; }
.footer-title { font-size: 16px; font-weight: 600; color: #fff; margin-bottom: 18px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: rgba(255,255,255,0.55); transition: color .2s; }
.footer-links a:hover { color: var(--accent); }
.footer-contact p { font-size: 14px; color: rgba(255,255,255,0.55); margin-bottom: 10px; }
.footer-contact i { width: 20px; color: var(--accent); margin-right: 6px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 20px 0;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 10px;
}
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.45); margin: 0; }
.footer-bottom a { color: rgba(255,255,255,0.45); transition: color .2s; }
.footer-bottom a:hover { color: var(--accent); }

/* ===== Modal ===== */
.modal-content { border-radius: var(--radius-md); border: none; box-shadow: var(--shadow-lg); overflow: hidden; }
.modal-header {
  border-bottom: none;
  padding: 24px 28px 0;
  position: relative;
}
.modal-header::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--primary);
}
.modal-title { font-size: 20px; font-weight: 600; color: var(--primary-dark); }
.modal-body { padding: 20px 28px 28px; }
.form-label { font-size: 14px; font-weight: 500; color: var(--primary-dark); margin-bottom: 6px; }
.required { color: #d9534f; }
.form-control {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  height: 44px;
  font-size: 14px;
  transition: border-color .2s, box-shadow .2s;
}
textarea.form-control { height: auto; resize: vertical; min-height: 90px; }
.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(61,126,191,0.12);
  outline: none;
}
.privacy-note {
  background: var(--surface-muted);
  border-radius: 8px;
  padding: 14px 16px;
  margin: 18px 0;
}
.privacy-note .form-check { margin-bottom: 6px; }
.privacy-note .form-check-input:checked { background-color: var(--primary); border-color: var(--primary); }
.privacy-note p {
  font-size: 12px; color: var(--text-muted);
  margin: 8px 0 0; line-height: 1.5;
}
.btn-submit {
  width: 100%;
  height: 46px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px; font-weight: 500;
  transition: all .2s;
}
.btn-submit:hover { background: var(--primary-dark); box-shadow: var(--shadow-md); }
.btn-submit:active { transform: scale(.98); }
.btn-close:focus { box-shadow: none; }

/* ===== 响应式 ===== */
@media (min-width: 1200px) {
  .service-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1199px) {
  .service-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .hero-image { height: 340px; }
}
@media (max-width: 991px) {
  .section-padding { padding: 60px 0; }
  .hero-section { padding: 130px 0 60px; }
  .hero-visual { margin-top: 40px; }
  .hero-image { height: 300px; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card.featured { margin-top: 0; grid-column: span 2; }
  .footer-top { grid-template-columns: repeat(2, 1fr); }
  .main-navigation { gap: 16px; }
}
@media (max-width: 767px) {
  .section-padding { padding: 48px 0; }
  .header-inner { flex-wrap: wrap; height: auto; padding: 12px 0; gap: 10px; }
  .header-inner .brand-logo { order: 1; }
  .header-inner .mobile-toggle { order: 2; margin-left: auto; display: flex; }
  .mobile-search-row { order: 0; width: 100%; }
  .header-search { max-width: none; }
  .btn-consult { display: none; }
  .hero-title { font-size: 30px; }
  .pain-grid { grid-template-columns: 1fr; }
  .pain-card-large { grid-column: span 1; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card.featured { grid-column: span 1; }
  .stats-grid { gap: 24px; }
  .stat-divider { display: none; }
  .stat-item { flex: 0 0 45%; }
  .news-card { flex-direction: column; align-items: flex-start; padding: 16px; }
  .news-date { width: 100%; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 8px; }
  .news-day { font-size: 18px; }
  .news-info { width: 100%; }
  .news-link-icon { display: none; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-box { padding: 40px 20px; }
}
@media (min-width: 768px) {
  .mobile-search-row { display: none; }
  .mobile-navbar { display: none !important; }
}
@media (max-width: 767px) {
  .desktop-search { display: none; }
  .main-navigation { display: none; }
  .header-cta { display: none; }
}

/* roulang page: article */
:root {
  --primary: #3D7EBF;
  --primary-soft: #E8F1FA;
  --primary-dark: #1B3A5C;
  --accent: #C9A063;
  --surface: #FFFFFF;
  --surface-muted: #F6F8FB;
  --border: #E3E9F1;
  --text-body: #3D4757;
  --text-muted: #7A8699;
  --shadow-sm: 0 2px 8px rgba(27,58,92,0.06);
  --shadow-md: 0 6px 20px rgba(27,58,92,0.10);
  --shadow-lg: 0 12px 32px rgba(27,58,92,0.14);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-family);
  color: var(--text-body);
  background: var(--surface);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--primary-dark); }
button, input, select, textarea { font-family: inherit; }

.container { max-width: 1200px; padding-left: 16px; padding-right: 16px; }

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(6px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 0;
  flex-wrap: wrap;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-mark {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  line-height: 1;
  letter-spacing: 0.5px;
}
.brand-text {
  font-size: 19px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.main-navigation {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link-item {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-body);
  padding: 6px 2px;
  position: relative;
  text-decoration: none;
  transition: color .2s;
}
.nav-link-item::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width .25s;
}
.nav-link-item:hover { color: var(--primary); }
.nav-link-item:hover::after { width: 100%; }
.nav-link-item.active { color: var(--primary); font-weight: 600; }
.nav-link-item.active::after { width: 100%; }

.header-search { flex: 0 0 38%; min-width: 320px; }
.desktop-search .search-form { width: 100%; }
.search-form {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  height: 44px;
  padding-left: 14px;
  transition: border-color .2s, box-shadow .2s;
  overflow: hidden;
}
.search-form:focus-within {
  border-color: var(--accent);
  border-width: 2px;
  box-shadow: var(--shadow-md);
}
.search-form .search-icon { color: var(--text-muted); font-size: 14px; margin-right: 10px; flex-shrink: 0; }
.search-form input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-body);
  min-width: 0;
  height: 100%;
  padding: 0;
}
.search-form input::placeholder { color: #a5b2c4; }
.search-form button {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 20px;
  height: 36px;
  padding: 0 20px;
  font-size: 14px;
  font-weight: 500;
  margin-right: 3px;
  cursor: pointer;
  transition: background .2s, transform .15s;
}
.search-form button:hover { background: var(--primary-dark); transform: translateY(-1px); }
.search-form button:active { transform: translateY(0); }
.search-form button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn-consult {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .2s, box-shadow .2s, transform .15s;
  white-space: nowrap;
  text-decoration: none;
}
.btn-consult:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-consult:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
.btn-consult:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-consult i { font-size: 14px; }

.mobile-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
  padding: 10px;
  align-items: center;
}
.mobile-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: all .2s;
}
.mobile-toggle:hover span { background: var(--primary); }

.mobile-search-row { padding-bottom: 12px; }
.mobile-search-row .search-form { width: 100%; }

.mobile-navbar {
  padding: 8px 0 16px;
  border-top: 1px solid var(--border);
}
.mobile-navbar .mobile-nav-link {
  display: block;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--surface-muted);
  margin-bottom: 8px;
  font-size: 15px;
  color: var(--text-body);
  text-decoration: none;
  font-weight: 500;
  transition: background .2s, color .2s;
}
.mobile-navbar .mobile-nav-link:last-child { margin-bottom: 0; }
.mobile-navbar .mobile-nav-link:hover { background: var(--primary-soft); color: var(--primary); }
.mobile-navbar .mobile-nav-link.active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }

/* ============ ARTICLE PAGE ============ */
.article-page { background: var(--surface); }

/* Breadcrumb */
.article-breadcrumb {
  background: var(--surface-muted);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  font-size: 13px;
  color: var(--text-muted);
}
.article-breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color .2s;
}
.article-breadcrumb a:hover { color: var(--primary); }
.article-breadcrumb .sep { margin: 0 8px; color: #b8c4d4; }
.article-breadcrumb .current { color: var(--primary); font-weight: 500; }

/* Article Main */
.article-main {
  padding: 48px 0 64px;
  background: var(--surface);
}
.article-wrap {
  max-width: 860px;
  margin: 0 auto;
}
.article-header {
  text-align: left;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}
.article-header h1 {
  font-size: 30px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.4;
  margin-bottom: 20px;
  letter-spacing: 0.3px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  font-size: 13px;
  color: var(--text-muted);
}
.article-meta .meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta .meta-item i { font-size: 13px; color: var(--accent); }
.article-meta .meta-tag {
  display: inline-flex;
  align-items: center;
  background: var(--primary-soft);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  gap: 4px;
}

/* Article Body */
.article-body {
  max-width: 720px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
}
.article-body p {
  margin-bottom: 16px;
  line-height: 1.8;
}
.article-body h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 40px 0 16px;
  padding-left: 14px;
  border-left: 4px solid var(--accent);
  border-radius: 0 4px 4px 0;
}
.article-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary-dark);
  margin: 32px 0 12px;
}
.article-body h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-dark);
  margin: 24px 0 12px;
}
.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color .2s;
}
.article-body a:hover { color: var(--accent); }
.article-body img {
  border-radius: 12px;
  border: 1px solid var(--border);
  margin: 24px 0;
  box-shadow: var(--shadow-sm);
}
.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: var(--surface-muted);
  padding: 20px 24px;
  margin: 24px 0;
  border-radius: 0 12px 12px 0;
  color: var(--text-muted);
  font-style: normal;
  line-height: 1.7;
}
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body ul, .article-body ol {
  padding-left: 22px;
  margin: 16px 0 20px;
}
.article-body ul li { margin-bottom: 6px; }
.article-body ol li { margin-bottom: 6px; }
.article-body ul li::marker { color: var(--accent); }
.article-body ol li::marker { color: var(--primary); }
.article-body code {
  background: var(--surface-muted);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--primary-dark);
  font-family: "SF Mono", "Consolas", monospace;
}
.article-body pre {
  background: #1B2A3D;
  color: #E8F1FA;
  padding: 20px 24px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 24px 0;
  font-size: 13px;
  line-height: 1.7;
}
.article-body pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: inherit;
  font-size: 13px;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.article-body table th {
  background: var(--primary-soft);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--primary-dark);
  font-size: 14px;
}
.article-body table td {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  font-size: 14px;
}
.article-body table tr:hover td { background: var(--surface-muted); }

/* Article Empty */
.article-empty {
  text-align: center;
  padding: 100px 24px;
}
.article-empty i {
  font-size: 56px;
  color: #D0D9E4;
  margin-bottom: 20px;
  display: block;
}
.article-empty p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.article-empty .btn-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  padding: 12px 32px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  font-weight: 500;
  transition: background .2s, box-shadow .2s;
}
.article-empty .btn-home:hover { background: var(--primary-dark); color: #fff; box-shadow: var(--shadow-md); }

/* ============ RELATED POSTS ============ */
.related-section {
  background: var(--surface-muted);
  padding: 64px 0;
}
.related-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}
.related-header h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0;
  position: relative;
  padding-left: 16px;
}
.related-header h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 22px;
  background: var(--accent);
  border-radius: 4px;
}
.related-header .more-link {
  font-size: 14px;
  color: var(--primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .2s;
}
.related-header .more-link:hover { color: var(--accent); }
.related-header .more-link i { font-size: 13px; transition: transform .2s; }
.related-header .more-link:hover i { transform: translateX(4px); }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: block;
  text-decoration: none;
  color: var(--text-body);
  transition: box-shadow .25s, transform .2s;
}
.related-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  color: var(--text-body);
}
.related-card .card-cover {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-bottom: 1px solid var(--border);
  transition: transform .3s;
}
.related-card:hover .card-cover { transform: scale(1.02); }
.related-card .card-body {
  padding: 20px 20px 24px;
}
.related-card .card-body h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-dark);
  line-height: 1.5;
  margin-bottom: 10px;
  transition: color .2s;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.related-card:hover .card-body h3 { color: var(--primary); }
.related-card .card-body p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: 14px;
}
.related-card .card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}
.related-card .card-meta .cat-label {
  background: var(--primary-soft);
  color: var(--primary);
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

/* ============ CTA SECTION ============ */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, #24497A 100%);
  padding: 64px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  border: 2px solid rgba(201,160,99,0.3);
  top: -80px;
  right: -60px;
}
.cta-section::after {
  content: '';
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.1);
  bottom: -60px;
  left: -40px;
}
.cta-inner { position: relative; z-index: 1; }
.cta-section h2 {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.cta-section p {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  margin-bottom: 32px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}
.cta-section .btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--accent);
  color: var(--primary-dark);
  border: none;
  border-radius: var(--radius-sm);
  padding: 14px 40px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s, transform .15s, box-shadow .2s;
  text-decoration: none;
}
.cta-section .btn-cta:hover { background: #E8C98A; color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,160,99,0.35); }
.cta-section .btn-cta:active { transform: translateY(0); }
.cta-section .btn-cta:focus-visible { outline: 3px solid rgba(201,160,99,0.5); outline-offset: 3px; }

/* ============ FOOTER ============ */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255,255,255,0.7);
  padding-top: 64px;
}
.site-footer .container { max-width: 1200px; }
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.9fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-brand .brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent) 0%, #E8C98A 100%);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 16px;
}
.footer-brand .brand-text {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}
.footer-desc {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
  margin-bottom: 0;
  max-width: 360px;
}
.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 14px;
  transition: color .2s, padding-left .2s;
}
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-contact p i { color: var(--accent); font-size: 14px; width: 16px; text-align: center; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 20px 0;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
}
.footer-bottom p { margin: 0; }

/* ============ MODAL ============ */
.modal-content {
  border: none;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.modal-header-line {
  height: 4px;
  background: var(--primary);
  width: 100%;
  border: none;
}
.modal-body { padding: 32px 36px 28px; }
.modal-body h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 24px;
}
.modal-body .form-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-body);
  margin-bottom: 6px;
}
.modal-body .form-label .req { color: #E06379; margin-left: 2px; }
.modal-body .form-control {
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-size: 14px;
  padding: 0 14px;
  color: var(--text-body);
  transition: border-color .2s, box-shadow .2s;
}
.modal-body .form-control:focus {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  outline: none;
}
.modal-body textarea.form-control {
  height: auto;
  padding: 10px 14px;
  resize: none;
  min-height: 90px;
}
.modal-body .btn-submit {
  width: 100%;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  height: 46px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background .2s, box-shadow .2s, transform .15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.modal-body .btn-submit:hover { background: var(--primary-dark); box-shadow: var(--shadow-md); transform: translateY(-1px); color: #fff; }
.modal-body .btn-submit:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
.modal-body .btn-submit:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.privacy-zone {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--surface-muted);
  border-radius: 10px;
  padding: 14px 16px;
  margin-top: 16px;
}
.privacy-zone .form-check-input {
  width: 18px;
  height: 18px;
  border: 1px solid var(--border);
  margin-top: 2px;
  flex-shrink: 0;
  border-radius: 4px;
  transition: background .2s, border-color .2s;
}
.privacy-zone .form-check-input:checked {
  background: var(--primary);
  border-color: var(--primary);
}
.privacy-zone .form-check-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(61,126,191,0.15);
}
.privacy-zone .privacy-text {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}
.privacy-zone .privacy-text a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.modal .btn-close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 5;
  font-size: 14px;
  background: rgba(0,0,0,0.03);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.modal .btn-close:hover { background: rgba(0,0,0,0.08); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1199.98px) {
  .header-search { flex: 0 0 30%; min-width: 260px; }
  .main-navigation { gap: 18px; }
}

@media (max-width: 991.98px) {
  .header-inner { flex-wrap: wrap; gap: 16px; }
  .brand-logo { order: 1; }
  .mobile-toggle { order: 3; }
  .mobile-search-row { order: 4; width: 100%; }
  .desktop-search { display: none !important; }
  
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .related-card:last-child { grid-column: 1 / -1; }
  .related-card .card-cover { height: 200px; }
  
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  
  .article-header h1 { font-size: 26px; }
  .article-main { padding: 40px 0 48px; }
}

@media (max-width: 767.98px) {
  .site-header { position: static; }
  .header-inner { padding: 12px 0; }
  
  .related-grid { grid-template-columns: 1fr; }
  .related-card:last-child { grid-column: auto; }
  .related-card .card-cover { height: 180px; }
  
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  
  .article-wrap { padding: 0 4px; }
  .article-header h1 { font-size: 22px; }
  .article-main { padding: 32px 0 40px; }
  .article-meta { gap: 12px; }
  .article-body { font-size: 15px; }
  .article-body h2 { font-size: 19px; }
  
  .cta-section { padding: 48px 0; }
  .cta-section h2 { font-size: 22px; }
  
  .modal-body { padding: 24px 20px 20px; }
  
  .related-section { padding: 48px 0; }
  .related-header h2 { font-size: 19px; padding-left: 12px; }
  
  .footer-desc { max-width: 100%; }
}

@media (max-width: 520px) {
  .article-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .article-meta .meta-item { font-size: 12px; }
  .related-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .cta-section .btn-cta { width: 100%; justify-content: center; }
}

/* Accessibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Print */
@media print {
  .site-header, .site-footer, .cta-section, .related-section, .article-breadcrumb { display: none !important; }
  .article-main { padding: 0; }
  .article-body { max-width: 100%; }
}

/* roulang page: category1 */
:root {
    --primary: #3D7EBF;
    --primary-soft: #E8F1FA;
    --primary-dark: #1B3A5C;
    --accent: #C9A063;
    --surface: #FFFFFF;
    --surface-muted: #F6F8FB;
    --border: #E3E9F1;
    --text-body: #3D4757;
    --text-muted: #7A8699;
    --shadow-sm: 0 2px 8px rgba(27,58,92,0.06);
    --shadow-md: 0 6px 20px rgba(27,58,92,0.10);
    --shadow-lg: 0 12px 32px rgba(27,58,92,0.14);
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-family);
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-body);
    background: #fff;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: var(--primary); transition: color .2s; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; }
button:focus, input:focus, textarea:focus { outline: none; }
.container { max-width: 1200px; padding-left: 16px; padding-right: 16px; }

/* 导航 */
.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 12px rgba(27, 58, 92, 0.04);
    padding: 12px 0;
}
.header-inner { display: flex; align-items: center; gap: 24px; }
.brand-logo { display: flex; align-items: center; gap: 10px; }
.brand-mark {
    width: 38px; height: 38px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff; font-weight: 700; font-size: 18px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 10px;
}
.brand-text { font-size: 18px; font-weight: 700; color: var(--primary-dark); }
.main-navigation { display: flex; gap: 28px; align-items: center; }
.nav-link-item {
    font-size: 15px; font-weight: 500; color: var(--primary-dark);
    position: relative; padding: 6px 0; transition: color .2s;
}
.nav-link-item::after {
    content: ''; position: absolute; left: 50%; bottom: 0;
    width: 0; height: 2px; background: var(--accent);
    transition: all .3s; transform: translateX(-50%);
}
.nav-link-item:hover { color: var(--primary); }
.nav-link-item:hover::after { width: 100%; }
.nav-link-item.active { color: var(--primary); }
.nav-link-item.active::after { width: 100%; }
.header-search { flex: 1; max-width: 320px; display: flex; justify-content: center; }
.search-form {
    display: flex; align-items: center;
    background: var(--surface);
    border: 1px solid var(--border); border-radius: 24px;
    height: 44px; padding: 0 4px 0 14px; width: 100%;
    transition: border-color .2s, box-shadow .2s;
}
.search-form:focus-within { border-color: var(--accent); box-shadow: var(--shadow-md); }
.search-icon { color: var(--text-muted); font-size: 14px; margin-right: 8px; }
.search-form input {
    flex: 1; border: none; background: transparent;
    font-size: 14px; color: var(--text-body); min-width: 0;
}
.search-form input::placeholder { color: var(--text-muted); }
.search-form button {
    background: var(--primary); color: #fff; border: none;
    border-radius: 20px; padding: 0 20px; height: 36px;
    font-size: 14px; cursor: pointer; transition: background .2s;
}
.search-form button:hover { background: var(--primary-dark); }
.btn-consult {
    display: inline-flex; align-items: center; gap: 6px;
    background: var(--primary); color: #fff;
    font-size: 14px; font-weight: 500;
    padding: 10px 22px; border-radius: var(--radius-sm);
    transition: background .2s, transform .2s;
}
.btn-consult:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); }
.btn-consult i { font-size: 13px; }
.mobile-toggle {
    width: 40px; height: 40px; border: 1px solid var(--border);
    background: transparent; border-radius: 8px;
    display: flex; flex-direction: column; justify-content: center;
    align-items: center; gap: 4px;
}
.mobile-toggle span { display: block; width: 18px; height: 2px; background: var(--primary-dark); border-radius: 2px; }
.mobile-search-row { margin-top: 12px; }
.mobile-navbar { padding-top: 8px; }
.mobile-nav-link {
    display: block; padding: 12px 14px; font-size: 15px;
    color: var(--primary-dark); background: var(--surface-muted);
    border-radius: 8px; margin-bottom: 8px; font-weight: 500;
}
.mobile-nav-link.active { color: var(--primary); background: var(--primary-soft); }

/* Hero */
.page-hero {
    padding: 150px 0 80px;
    background: linear-gradient(135deg, rgba(232,241,250,0.93), rgba(245,249,254,0.96)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    position: relative; overflow: hidden;
}
.page-hero::before {
    content: ''; position: absolute;
    right: -80px; top: -80px;
    width: 300px; height: 300px;
    border: 34px solid rgba(201,160,99,0.14);
    border-radius: 50%; pointer-events: none;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero-content { max-width: 720px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.72);
    border: 1px solid var(--border);
    color: var(--primary); font-size: 13px; font-weight: 500;
    padding: 6px 14px; border-radius: 20px; margin-bottom: 18px;
}
.hero-badge i { font-size: 12px; }
.page-hero h1 {
    font-size: 36px; font-weight: 700; color: var(--primary-dark);
    line-height: 1.3; margin-bottom: 14px;
}
.page-hero .hero-sub { color: var(--text-muted); font-size: 15px; margin-bottom: 28px; max-width: 560px; }
.hero-actions { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.btn-hero {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--primary); color: #fff;
    font-size: 15px; font-weight: 500;
    padding: 12px 32px; border-radius: var(--radius-sm);
    transition: background .2s, transform .2s, box-shadow .2s;
    border: none; cursor: pointer;
}
.btn-hero:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-hero-outline {
    display: inline-flex; align-items: center; gap: 6px;
    background: transparent; color: var(--primary);
    border: 1px solid var(--border); font-size: 14px;
    padding: 11px 26px; border-radius: var(--radius-sm);
    transition: border-color .2s, color .2s;
}
.btn-hero-outline:hover { border-color: var(--accent); color: var(--primary); }

/* 区块 */
.section { padding: 80px 0; }
.section-subtle { background: #F6F9FD; }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.section-header .tag {
    display: inline-block; background: var(--primary-soft);
    color: var(--primary); font-size: 13px; font-weight: 500;
    padding: 4px 14px; border-radius: 16px; margin-bottom: 12px;
}
.section-header h2 { font-size: 28px; font-weight: 700; color: var(--primary-dark); margin-bottom: 10px; }
.section-header p { color: var(--text-muted); font-size: 15px; }

/* 概览 */
.intro-wrap { max-width: 720px; margin: 0 auto; text-align: center; }
.intro-wrap .quote-mark { font-size: 40px; color: var(--accent); line-height: 1; margin-bottom: 8px; }
.intro-wrap p { color: var(--text-body); font-size: 15px; line-height: 1.9; margin-bottom: 18px; }

/* 图文交替 */
.alternate-block { display: flex; align-items: center; gap: 48px; margin-bottom: 64px; }
.alternate-block:last-child { margin-bottom: 0; }
.alternate-block.reverse { flex-direction: row-reverse; }
.alternate-img { flex: 1; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); position: relative; }
.alternate-img img { width: 100%; height: 260px; object-fit: cover; display: block; }
.alternate-img::after {
    content: ''; position: absolute; inset: 0;
    border: 1px solid var(--border); border-radius: var(--radius-lg); pointer-events: none;
}
.alternate-content { flex: 1; }
.alternate-content .step-num { font-size: 36px; font-weight: 700; color: var(--accent); line-height: 1; margin-bottom: 14px; }
.alternate-content h3 { font-size: 22px; font-weight: 600; color: var(--primary-dark); margin-bottom: 12px; }
.alternate-content .desc { color: var(--text-muted); font-size: 15px; line-height: 1.8; margin-bottom: 16px; }
.alternate-content ul { padding-left: 0; list-style: none; margin: 0; }
.alternate-content ul li { position: relative; padding-left: 18px; color: var(--text-body); font-size: 14px; margin-bottom: 7px; }
.alternate-content ul li::before {
    content: ''; position: absolute; left: 0; top: 8px;
    width: 6px; height: 6px; background: var(--accent); border-radius: 50%;
}

/* 流程 */
.steps-wrapper { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 32px 24px 24px;
    position: relative; transition: box-shadow .2s, transform .2s;
}
.step-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.step-card .step-index { font-size: 14px; font-weight: 700; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; }
.step-card .step-icon {
    width: 48px; height: 48px; background: var(--primary-soft);
    color: var(--primary); border-radius: 12px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 20px; margin: 16px 0 14px;
    transition: background .2s, color .2s;
}
.step-card:hover .step-icon { background: linear-gradient(135deg, #F5E9D4, #EFDFC4); color: var(--accent); }
.step-card h3 { font-size: 17px; font-weight: 600; color: var(--primary-dark); margin-bottom: 8px; }
.step-card p { font-size: 14px; color: var(--text-muted); margin-bottom: 0; }

/* 数据 */
.stats-section { background: var(--primary-soft); padding: 56px 0; }
.stats-wrapper { display: flex; justify-content: space-between; align-items: center; }
.stat-item { flex: 1; text-align: center; position: relative; }
.stat-item + .stat-item::before {
    content: ''; position: absolute; left: 0; top: 50%;
    transform: translateY(-50%); height: 40px; width: 1px;
    background: rgba(27,58,92,0.08);
}
.stat-number { font-size: 40px; font-weight: 700; color: var(--accent); line-height: 1.2; }
.stat-label { font-size: 14px; color: var(--text-muted); margin-top: 8px; }

/* FAQ */
.faq-wrapper { max-width: 760px; margin: 0 auto; }
.faq-item {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 24px 28px;
    margin-bottom: 14px; transition: box-shadow .2s, border-color .2s;
}
.faq-item:hover { box-shadow: var(--shadow-sm); border-color: #d2dcea; }
.faq-item h3 { font-size: 16px; font-weight: 600; color: var(--primary-dark); margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.faq-item .faq-icon {
    width: 28px; height: 28px; background: var(--primary-soft);
    color: var(--primary); border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 13px; flex-shrink: 0;
}
.faq-item p { font-size: 14px; color: var(--text-muted); margin: 8px 0 0; padding-left: 38px; }

/* CTA */
.cta-section { padding: 80px 0; background: var(--primary-dark); position: relative; overflow: hidden; }
.cta-section::after {
    content: ''; position: absolute; right: -60px; bottom: -60px;
    width: 220px; height: 220px; border: 28px solid rgba(255,255,255,0.04); border-radius: 50%;
}
.cta-inner { text-align: center; position: relative; z-index: 2; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { color: #fff; font-size: 30px; font-weight: 700; margin-bottom: 12px; }
.cta-inner p { color: rgba(255,255,255,0.7); font-size: 15px; margin-bottom: 28px; }
.cta-button {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--accent); color: #fff;
    font-size: 15px; font-weight: 600;
    padding: 14px 36px; border-radius: var(--radius-sm);
    transition: background .2s, transform .2s, box-shadow .2s;
    border: none; cursor: pointer;
}
.cta-button:hover { background: #B58D4D; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(181,141,77,0.35); }

/* 页脚 */
.site-footer { background: var(--primary-dark); color: rgba(255,255,255,0.7); padding: 64px 0 24px; }
.footer-top { display: grid; grid-template-columns: 4fr 4fr 4fr; gap: 40px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-brand .brand-mark { width: 34px; height: 34px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); border-radius: 8px; color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; }
.footer-brand .brand-text { color: #fff; font-size: 16px; font-weight: 700; }
.footer-desc { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); margin-bottom: 0; }
.footer-title { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,0.65); font-size: 14px; transition: color .2s; }
.footer-links a:hover { color: var(--accent); }
.footer-contact p { font-size: 14px; color: rgba(255,255,255,0.65); margin-bottom: 10px; }
.footer-contact i { color: var(--accent); margin-right: 8px; font-size: 13px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 20px; font-size: 12px; color: rgba(255,255,255,0.45); }
.footer-bottom p { margin-bottom: 0; }

/* Modal */
.modal-content { border: none; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-lg); }
.modal-header { border-bottom: 1px solid var(--border); padding: 20px 24px; position: relative; }
.modal-header::before { content: ''; position: absolute; left: 0; top: 0; width: 4px; height: 100%; background: var(--primary); }
.modal-title { font-size: 20px; font-weight: 600; color: var(--primary-dark); }
.modal-body { padding: 24px; background: var(--surface-muted); }
.modal-body .form-label { font-size: 14px; color: var(--primary-dark); font-weight: 500; margin-bottom: 6px; }
.modal-body .form-control {
    height: 44px; border-radius: var(--radius-sm);
    border: 1px solid var(--border); font-size: 14px;
    transition: border-color .2s, box-shadow .2s;
}
.modal-body .form-control:focus { border-color: var(--primary); box-shadow: none; }
.modal-body textarea.form-control { height: auto; }
.modal-body .required { color: #d9534f; }
.privacy-tip {
    display: flex; gap: 8px; align-items: flex-start;
    background: #eef2f6; border-radius: 8px; padding: 12px;
    margin: 16px 0;
}
.privacy-tip .form-check-input { margin-top: 3px; }
.privacy-tip .form-check-label { font-size: 12px; color: var(--text-muted); line-height: 1.5; }
.submit-btn {
    display: block; width: 100%; text-align: center;
    background: var(--primary); color: #fff; border: none;
    padding: 12px; font-size: 15px; font-weight: 500;
    border-radius: var(--radius-sm);
    transition: background .2s, transform .2s;
}
.submit-btn:hover { background: var(--primary-dark); transform: translateY(-1px); }
.submit-btn:active { transform: translateY(0); }

/* 响应式 */
@media (max-width: 1199px) {
    .main-navigation { gap: 18px; }
    .header-search { max-width: 260px; }
}
@media (max-width: 991px) {
    .header-inner { flex-wrap: wrap; }
    .page-hero { padding: 130px 0 60px; }
    .section { padding: 60px 0; }
    .alternate-block { flex-direction: column; gap: 30px; }
    .alternate-block.reverse { flex-direction: column; }
    .stats-wrapper { flex-wrap: wrap; gap: 28px; }
    .stat-item { flex: 1 1 50%; }
    .stat-item + .stat-item::before { display: none; }
    .steps-wrapper { grid-template-columns: repeat(2, 1fr); }
    .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 767px) {
    .section { padding: 48px 0; }
    .page-hero { padding: 105px 0 44px; }
    .page-hero h1 { font-size: 28px; }
    .section-header h2 { font-size: 22px; }
    .section-header { margin-bottom: 32px; }
    .steps-wrapper { grid-template-columns: 1fr; }
    .stats-wrapper { gap: 20px; }
    .stat-number { font-size: 32px; }
    .stat-item { flex: 1 1 100%; }
    .footer-top { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
    .cta-inner h2 { font-size: 24px; }
    .alternate-img img { height: 200px; }
}

/* roulang page: category2 */
:root {
            --primary: #3D7EBF;
            --primary-soft: #E8F1FA;
            --primary-dark: #1B3A5C;
            --accent: #C9A063;
            --surface: #FFFFFF;
            --surface-muted: #F6F8FB;
            --border: #E3E9F1;
            --text-body: #3D4757;
            --text-muted: #7A8699;
            --shadow-sm: 0 2px 8px rgba(27, 58, 92, 0.06);
            --shadow-md: 0 6px 20px rgba(27, 58, 92, 0.10);
            --shadow-lg: 0 12px 32px rgba(27, 58, 92, 0.14);
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
        }

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

        body {
            font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
            background: #FFFFFF;
            color: var(--text-body);
            font-size: 15px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color 0.2s;
        }

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

        .container {
            max-width: 1200px;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .header-inner {
            display: flex;
            align-items: center;
            height: 72px;
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-mark {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary) 60%, var(--accent));
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            letter-spacing: -1px;
        }

        .brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary-dark);
            white-space: nowrap;
        }

        .main-navigation {
            display: flex;
            align-items: center;
            gap: 24px;
            margin-left: 24px;
        }

        .nav-link-item {
            font-size: 15px;
            color: var(--primary-dark);
            font-weight: 500;
            position: relative;
            padding: 6px 0;
            white-space: nowrap;
            transition: color 0.2s;
        }

        .nav-link-item::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s;
        }

        .nav-link-item:hover {
            color: var(--primary);
        }

        .nav-link-item:hover::after,
        .nav-link-item.active::after {
            width: 100%;
        }

        .nav-link-item.active {
            color: var(--primary);
        }

        .header-search {
            flex: 1;
            max-width: 360px;
            margin: 0 auto;
        }

        .search-form {
            display: flex;
            align-items: center;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 24px;
            height: 44px;
            padding-left: 16px;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .search-form:focus-within {
            border-color: var(--accent);
            border-width: 2px;
            box-shadow: var(--shadow-md);
        }

        .search-icon {
            color: var(--text-muted);
            font-size: 14px;
            margin-right: 10px;
        }

        .search-form input {
            flex: 1;
            border: none;
            outline: none;
            background: transparent;
            font-size: 14px;
            color: var(--text-body);
            height: 40px;
        }

        .search-form input::placeholder {
            color: var(--text-muted);
        }

        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 20px;
            height: 36px;
            padding: 0 18px;
            font-size: 14px;
            margin-right: 4px;
            cursor: pointer;
            transition: background 0.2s;
        }

        .search-form button:hover {
            background: var(--primary-dark);
        }

        .search-form button:active {
            transform: scale(0.97);
        }

        .btn-consult {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 500;
            flex-shrink: 0;
            transition: background 0.2s, transform 0.2s;
        }

        .btn-consult:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-consult:active {
            transform: scale(0.97);
        }

        .mobile-toggle {
            display: flex;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 10px;
        }

        .mobile-toggle span {
            width: 22px;
            height: 2px;
            background: var(--primary-dark);
            border-radius: 2px;
            transition: 0.3s;
        }

        .mobile-search-row {
            padding-bottom: 12px;
        }

        .mobile-search-row .search-form {
            width: 100%;
        }

        .mobile-navbar {
            padding: 12px 0 20px;
            border-top: 1px solid var(--border);
        }

        .mobile-nav-link {
            display: block;
            padding: 12px 4px;
            font-size: 15px;
            color: var(--primary-dark);
            border-bottom: 1px solid rgba(227, 233, 241, 0.5);
            transition: color 0.2s;
        }

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

        .mobile-navbar .btn-consult {
            margin-top: 16px;
            display: flex;
            justify-content: center;
        }

        /* Hero */
        .category-hero {
            padding: 140px 0 72px;
            background: linear-gradient(145deg, #E8F1FA 0%, #F5F9FE 100%);
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            right: -80px;
            top: -100px;
            width: 400px;
            height: 400px;
            border: 60px solid rgba(201, 160, 99, 0.12);
            border-radius: 50%;
        }

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

        .hero-content {
            max-width: 860px;
        }

        .hero-tag {
            display: inline-block;
            background: rgba(61, 126, 191, 0.12);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.3;
            margin-bottom: 18px;
        }

        .category-hero h1 span {
            color: var(--primary);
        }

        .hero-lead {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 600px;
        }

        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 32px;
            font-size: 15px;
            font-weight: 500;
            transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
        }

        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary-custom:active {
            transform: scale(0.97);
        }

        .btn-second-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 12px 24px;
            font-size: 15px;
            color: var(--primary);
            transition: border-color 0.2s, background 0.2s;
        }

        .btn-second-custom:hover {
            border-color: var(--accent);
            color: var(--primary);
            background: rgba(255, 255, 255, 0.6);
        }

        .btn-second-custom:active {
            transform: scale(0.98);
        }

        /* Intro */
        .cat-intro {
            padding: 72px 0;
            background: #FFFFFF;
        }

        .intro-wrap {
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 2px;
            margin-bottom: 12px;
            text-transform: uppercase;
        }

        .intro-wrap h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.4;
            margin-bottom: 20px;
        }

        .intro-wrap p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .intro-divider {
            width: 60px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
            margin: 28px auto 0;
        }

        /* Business Grid */
        .biz-section {
            padding: 72px 0 56px;
            background: var(--surface-muted);
        }

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

        .section-head h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }

        .section-head > p {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 480px;
            margin: 0 auto;
        }

        .biz-cards {
            margin-top: 40px;
        }

        .biz-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.3s, transform 0.3s;
            position: relative;
            overflow: hidden;
        }

        .biz-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 0;
            background: var(--accent);
            transition: height 0.3s;
        }

        .biz-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .biz-card:hover::before {
            height: 100%;
        }

        .biz-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--primary-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 20px;
            transition: background 0.3s, color 0.3s;
        }

        .biz-card:hover .biz-icon-wrap {
            background: #F5E9D4;
            color: var(--accent);
        }

        .biz-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 10px;
        }

        .biz-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .biz-card ul {
            list-style: none;
            padding: 0;
            margin: 14px 0 0;
        }

        .biz-card ul li {
            font-size: 14px;
            color: var(--text-body);
            padding-left: 16px;
            position: relative;
            margin-bottom: 6px;
        }

        .biz-card ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }

        .biz-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            margin-top: 16px;
            transition: gap 0.2s;
        }

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

        /* Image Row */
        .biz-showcase {
            padding: 72px 0;
            background: #FFFFFF;
        }

        .showcase-row {
            display: flex;
            align-items: center;
            gap: 48px;
            margin-bottom: 64px;
        }

        .showcase-row.reversed {
            flex-direction: row-reverse;
        }

        .showcase-img {
            flex: 0 0 48%;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .showcase-img img {
            width: 100%;
            height: 360px;
            object-fit: cover;
            display: block;
        }

        .showcase-content {
            flex: 1;
        }

        .showcase-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
        }

        .showcase-content p {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .showcase-content .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 12px;
        }

        .tag-list .tag {
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 13px;
            padding: 4px 12px;
            border-radius: 20px;
        }

        /* Metrics */
        .metrics-section {
            padding: 64px 0;
            background: var(--primary-soft);
        }

        .metrics-grid {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .metric-item {
            flex: 1;
            min-width: 150px;
            text-align: center;
            position: relative;
            padding: 16px 8px;
        }

        .metric-item:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 40px;
            background: rgba(27, 58, 92, 0.08);
        }

        .metric-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.3;
            font-family: inherit;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .metric-unit {
            font-size: 18px;
            font-weight: 400;
            color: var(--primary);
            margin-left: 4px;
        }

        /* Process */
        .process-section {
            padding: 72px 0;
            background: #FFFFFF;
        }

        .process-steps {
            display: flex;
            gap: 24px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .process-step {
            flex: 1;
            min-width: 200px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            position: relative;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .step-num {
            width: 40px;
            height: 40px;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            margin: 0 auto 14px;
        }

        .process-step h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }

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

        .step-arrow {
            position: absolute;
            right: -18px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--accent);
            font-size: 16px;
            z-index: 2;
        }

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

        .faq-list {
            max-width: 860px;
            margin: 32px auto 0;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin-bottom: 12px;
            transition: box-shadow 0.2s, border-color 0.2s;
        }

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

        .faq-item summary {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-dark);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            list-style: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 20px;
            color: var(--primary);
            margin-left: 12px;
            transition: transform 0.2s;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }

        .faq-item p {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
            padding-top: 14px;
            border-top: 1px solid rgba(227, 233, 241, 0.5);
            margin-top: 14px;
        }

        /* CTA */
        .cta-section {
            padding: 72px 0;
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            right: -60px;
            bottom: -60px;
            width: 240px;
            height: 240px;
            border: 40px solid rgba(201, 160, 99, 0.15);
            border-radius: 50%;
        }

        .cta-wrap {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-wrap h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 14px;
        }

        .cta-wrap p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .cta-wrap .btn-primary-custom {
            background: var(--accent);
            color: var(--primary-dark);
        }

        .cta-wrap .btn-primary-custom:hover {
            background: #d6b078;
            color: var(--primary-dark);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            padding: 56px 0 24px;
        }

        .footer-top {
            display: flex;
            gap: 48px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
        }

        .footer-top > div {
            flex: 1;
            min-width: 260px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand .brand-mark {
            background: linear-gradient(135deg, #5a95d3 60%, var(--accent));
        }

        .footer-brand .brand-text {
            color: #FFFFFF;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            max-width: 320px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color 0.2s;
        }

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

        .footer-contact p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            margin-bottom: 10px;
        }

        .footer-contact i {
            color: var(--accent);
            margin-right: 8px;
            width: 16px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
            gap: 8px;
        }

        /* Modal */
        .modal-content {
            border-radius: var(--radius-md);
            border: none;
            overflow: hidden;
            position: relative;
        }

        .modal-content::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--primary);
            z-index: 1;
        }

        .modal-header {
            border-bottom: 1px solid var(--border);
            padding: 24px 28px 16px;
        }

        .modal-title {
            font-size: 20px;
            font-weight: 600;
            color: var(--primary-dark);
        }

        .modal-body {
            padding: 24px 28px;
        }

        .form-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }

        .form-label .required {
            color: #e05d5d;
        }

        .form-control {
            height: 44px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            font-size: 14px;
            color: var(--text-body);
            padding: 0 14px;
        }

        .form-control:focus {
            border-color: var(--primary);
            border-width: 2px;
            box-shadow: var(--shadow-sm);
            outline: none;
        }

        textarea.form-control {
            height: auto;
            padding-top: 10px;
            padding-bottom: 10px;
        }

        .privacy-note {
            background: var(--surface-muted);
            border-radius: 8px;
            padding: 12px 16px;
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
            margin: 16px 0 8px;
        }

        .privacy-note a {
            color: var(--accent);
            text-decoration: underline;
        }

        .btn-submit {
            width: 100%;
            background: var(--primary);
            border: none;
            color: #fff;
            border-radius: var(--radius-sm);
            height: 44px;
            font-size: 15px;
            font-weight: 500;
            transition: background 0.2s, transform 0.2s;
        }

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

        .btn-submit:active {
            transform: scale(0.98);
        }

        .form-check-input:checked {
            background-color: var(--primary);
            border-color: var(--primary);
        }

        .form-check-label {
            font-size: 13px;
            color: var(--text-muted);
        }

        .btn-close:focus {
            box-shadow: none;
        }

        /* Responsive */
        @media (max-width: 1199px) {
            .header-inner {
                gap: 12px;
            }
            .main-navigation {
                gap: 16px;
                margin-left: 12px;
            }
            .header-search {
                max-width: 280px;
            }
        }

        @media (max-width: 991px) {
            .category-hero {
                padding: 120px 0 56px;
            }
            .category-hero h1 {
                font-size: 32px;
            }
            .showcase-row,
            .showcase-row.reversed {
                flex-direction: column;
                gap: 24px;
            }
            .showcase-img {
                flex: 1;
                width: 100%;
            }
            .showcase-img img {
                height: 260px;
            }
            .metrics-grid {
                gap: 24px;
            }
            .metric-item {
                min-width: 45%;
            }
            .metric-item:nth-child(2)::after {
                display: none;
            }
            .process-steps {
                gap: 16px;
            }
            .step-arrow {
                display: none;
            }
        }

        @media (max-width: 767px) {
            .category-hero {
                padding: 110px 0 48px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .intro-wrap h2,
            .section-head h2,
            .cta-wrap h2 {
                font-size: 22px;
            }
            .biz-cards .row {
                --bs-gutter-y: 16px;
            }
            .footer-top {
                gap: 32px;
            }
            .footer-bottom {
                text-align: center;
                justify-content: center;
            }
            .modal-dialog {
                margin: 0;
                min-height: 100vh;
                display: flex;
                align-items: flex-end;
            }
            .modal-content {
                border-bottom-left-radius: 0;
                border-bottom-right-radius: 0;
            }
        }

        @media (max-width: 520px) {
            .brand-text {
                font-size: 17px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn-primary-custom,
            .hero-actions .btn-second-custom {
                width: 100%;
                justify-content: center;
            }
            .metric-item {
                min-width: 100%;
            }
            .metric-item::after {
                display: none !important;
            }
            .showcase-img img {
                height: 200px;
            }
            .cta-wrap .btn-primary-custom {
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #3D7EBF;
  --primary-soft: #E8F1FA;
  --primary-dark: #1B3A5C;
  --accent: #C9A063;
  --accent-soft: #F5E9D4;
  --surface: #FFFFFF;
  --surface-muted: #F6F8FB;
  --border: #E3E9F1;
  --text-body: #3D4757;
  --text-muted: #7A8699;
  --shadow-sm: 0 2px 8px rgba(27,58,92,0.06);
  --shadow-md: 0 6px 20px rgba(27,58,92,0.10);
  --shadow-lg: 0 12px 32px rgba(27,58,92,0.14);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  color: var(--text-body);
  font-size: 15px;
  line-height: 1.7;
  background: #FFFFFF;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: var(--primary);
  transition: color 0.2s ease;
}

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

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

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

.container {
  max-width: 1200px;
  padding-left: 16px;
  padding-right: 16px;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1040;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(27, 58, 92, 0.04);
  backdrop-filter: saturate(160%);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #FFFFFF;
  font-weight: 700;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(61, 126, 191, 0.22);
}

.brand-text {
  font-size: 19px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.main-navigation {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
}

.nav-link-item {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 12px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--primary-dark);
  border-radius: 8px;
  position: relative;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-link-item::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.25s ease;
  border-radius: 2px;
}

.nav-link-item:hover {
  color: var(--primary);
  background: rgba(232, 241, 250, 0.5);
}

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

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

.header-search {
  flex: 1;
  max-width: 420px;
  justify-content: center;
  margin: 0 auto;
}

.search-form {
  display: flex;
  align-items: center;
  width: 100%;
  height: 44px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 0 4px 0 16px;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-form:focus-within {
  border-color: var(--accent);
  border-width: 2px;
  box-shadow: var(--shadow-md);
}

.search-icon {
  color: var(--text-muted);
  font-size: 14px;
  margin-right: 10px;
}

.search-form input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-body);
  height: 36px;
}

.search-form input::placeholder {
  color: var(--text-muted);
}

.search-form button {
  height: 36px;
  padding: 0 20px;
  border: none;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  border-radius: 20px;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease;
}

.search-form button:hover {
  background: var(--primary-dark);
}

.search-form button:active {
  transform: scale(0.96);
}

.btn-consult {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 18px;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  border-radius: 10px;
  border: 1px solid var(--primary);
  white-space: nowrap;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.btn-consult:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #FFFFFF;
  box-shadow: 0 6px 16px rgba(27, 58, 92, 0.18);
}

.btn-consult:active {
  transform: scale(0.97);
}

.mobile-toggle {
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0;
  cursor: pointer;
  margin-left: auto;
}

.mobile-toggle span {
  width: 18px;
  height: 2px;
  background: var(--primary-dark);
  border-radius: 2px;
}

.mobile-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.mobile-search-row {
  padding: 8px 0 14px;
}

.mobile-navbar {
  padding: 10px 0 18px;
  border-top: 1px solid var(--border);
}

.mobile-nav-link {
  display: block;
  padding: 11px 14px;
  font-size: 15px;
  font-weight: 500;
  color: var(--primary-dark);
  border-radius: 10px;
  background: var(--surface-muted);
  margin-bottom: 8px;
  transition: background 0.2s ease, color 0.2s ease;
}

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

.mobile-nav-link:hover {
  background: var(--primary-soft);
}

/* ===== Hero ===== */
.cat-hero {
  position: relative;
  padding: 150px 0 80px;
  background: linear-gradient(135deg, #E8F1FA 0%, #F5F9FE 60%, #FFFFFF 100%);
  overflow: hidden;
}

.cat-hero::before {
  content: "";
  position: absolute;
  top: 10%;
  right: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 42px solid rgba(201, 160, 99, 0.12);
  pointer-events: none;
}

.cat-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.28;
}

.cat-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(232, 241, 250, 0.92) 0%, rgba(245, 249, 254, 0.82) 55%, rgba(255, 255, 255, 0.55) 100%);
}

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

.cat-hero .breadcrumb-line {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
  letter-spacing: 0.4px;
}

.cat-hero .breadcrumb-line a {
  color: var(--primary);
}

.cat-hero .breadcrumb-line a:hover {
  color: var(--primary-dark);
}

.cat-hero h1 {
  font-size: 38px;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0 0 16px;
  letter-spacing: 0.5px;
  line-height: 1.3;
}

.cat-hero .hero-lead {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.8;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-actions .btn-primary-custom {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 46px;
  padding: 0 28px;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
  box-shadow: 0 6px 16px rgba(61, 126, 191, 0.22);
}

.hero-actions .btn-primary-custom:hover {
  background: var(--primary-dark);
  box-shadow: 0 10px 24px rgba(27, 58, 92, 0.24);
}

.hero-actions .btn-primary-custom:active {
  transform: scale(0.97);
}

.hero-actions .btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 46px;
  padding: 0 24px;
  background: transparent;
  color: var(--primary);
  font-size: 15px;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.hero-actions .btn-ghost:hover {
  border-color: var(--accent);
  color: var(--primary);
  background: rgba(201, 160, 99, 0.06);
}

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

.section-alt {
  background: #F6F9FD;
}

.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-head .section-tag {
  display: inline-block;
  font-size: 13px;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 14px;
  border-radius: 20px;
  font-weight: 500;
  margin-bottom: 14px;
  letter-spacing: 1.2px;
}

.section-head h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-dark);
  margin: 0 0 12px;
}

.section-head p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.8;
  margin: 0;
}

/* ===== Intro ===== */
.cat-intro {
  padding: 72px 0 48px;
}

.intro-content {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.intro-content p {
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--text-body);
  margin-bottom: 20px;
  text-align: left;
}

.intro-content p:first-of-type {
  text-align: center;
  font-size: 17px;
  color: var(--primary-dark);
  font-weight: 500;
}

/* ===== Culture quote (unique feature) ===== */
.culture-quote {
  padding: 28px 0 0;
}

.quote-strip {
  background: var(--primary-dark);
  border-radius: var(--radius-lg);
  padding: 52px 40px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.quote-strip::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, #E4C68F 100%);
}

.quote-strip .quote-cn {
  font-size: 30px;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: 8px;
  margin-bottom: 14px;
}

.quote-strip .quote-sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 2px;
}

/* ===== Core values ===== */
.core-values {
  padding: 72px 0;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.value-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 36px 28px 32px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.value-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 4px;
  background: var(--accent);
  border-radius: 0 4px 4px 0;
  opacity: 0;
  transform: scaleY(0.4);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 160, 99, 0.4);
}

.value-card:hover::before {
  opacity: 1;
  transform: scaleY(1);
}

.value-card .value-num {
  font-size: 44px;
  font-weight: 700;
  color: rgba(61, 126, 191, 0.1);
  line-height: 1;
  position: absolute;
  top: 20px;
  right: 24px;
  transition: color 0.25s ease;
}

.value-card:hover .value-num {
  color: rgba(201, 160, 99, 0.35);
}

.value-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  transition: background 0.25s ease, color 0.25s ease;
}

.value-card:hover .value-icon {
  background: linear-gradient(135deg, #F5E9D4 0%, #EAD6B8 100%);
  color: var(--accent);
}

.value-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.value-card .value-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.value-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.value-card ul li {
  font-size: 13.5px;
  color: var(--text-body);
  padding-left: 18px;
  position: relative;
  margin-bottom: 6px;
}

.value-card ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

/* ===== Culture practices ===== */
.culture-practices {
  padding: 72px 0;
}

.practice-row {
  display: flex;
  align-items: center;
  gap: 48px;
  margin-bottom: 72px;
}

.practice-row:last-child {
  margin-bottom: 0;
}

.practice-row:nth-child(even) {
  flex-direction: row-reverse;
}

.practice-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
}

.practice-image img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.practice-image:hover img {
  transform: scale(1.03);
}

.practice-image::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
  pointer-events: none;
}

.practice-body {
  flex: 1;
}

.practice-body .practice-step {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.practice-body .practice-step i {
  font-size: 14px;
}

.practice-body h3 {
  font-size: 23px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 14px;
}

.practice-body p {
  font-size: 14.5px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.practice-body ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.practice-body ul li {
  font-size: 14px;
  color: var(--text-body);
  padding-left: 18px;
  position: relative;
  margin-bottom: 8px;
}

.practice-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
}

/* ===== Talent path ===== */
.talent-path {
  padding: 72px 0;
}

.steps-wrap {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-card {
  position: relative;
  text-align: center;
  padding: 32px 20px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.step-card .step-line {
  position: absolute;
  top: 32px;
  right: calc(-50% + 22px);
  width: calc(100% - 44px);
  height: 1px;
  background: rgba(61, 126, 191, 0.2);
}

.step-card:last-child .step-line {
  display: none;
}

.step-circle {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 17px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  border: 2px solid rgba(61, 126, 191, 0.2);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.step-card:hover .step-circle {
  background: var(--accent);
  color: #FFFFFF;
  border-color: var(--accent);
}

.step-card h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.step-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ===== Gallery ===== */
.team-gallery {
  padding: 72px 0;
}

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

.gallery-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.gallery-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.gallery-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

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

.gallery-card .gallery-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(27, 58, 92, 0) 30%, rgba(27, 58, 92, 0.78) 100%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

.gallery-card .gallery-caption {
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
}

/* ===== FAQ ===== */
.culture-faq {
  padding: 72px 0;
  background: #F6F9FD;
}

.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.faq-item:hover {
  border-color: rgba(61, 126, 191, 0.35);
  box-shadow: var(--shadow-sm);
}

.faq-item .accordion-button {
  background: var(--surface);
  color: var(--primary-dark);
  font-size: 15.5px;
  font-weight: 600;
  padding: 18px 24px;
  border: none;
  box-shadow: none;
}

.faq-item .accordion-button:not(.collapsed) {
  color: var(--primary);
  background: var(--surface);
  box-shadow: none;
}

.faq-item .accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(61, 126, 191, 0.15);
  border-radius: var(--radius-md);
}

.faq-item .accordion-button::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%233D7EBF' class='bi bi-plus-lg' viewBox='0 0 16 16'%3E%3Cpath d='M8 2a.5.5 0 0 1 .5.5v5h5a.5.5 0 0 1 0 1h-5v5a.5.5 0 0 1-1 0v-5h-5a.5.5 0 0 1 0-1h5v-5A.5.5 0 0 1 8 2'/%3E%3C/svg%3E");
  background-size: 15px;
  transition: transform 0.2s ease;
}

.faq-item .accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23C9A063' class='bi bi-dash-lg' viewBox='0 0 16 16'%3E%3Cpath d='M2 8a.5.5 0 0 1 .5-.5h11a.5.5 0 0 1 0 1h-11A.5.5 0 0 1 2 8'/%3E%3C/svg%3E");
}

.faq-item .accordion-body {
  color: var(--text-body);
  font-size: 14px;
  line-height: 1.8;
  padding: 6px 24px 22px;
  border-top: 1px solid var(--border);
}

/* ===== CTA ===== */
.section-cta {
  position: relative;
  padding: 80px 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
}

.cta-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(27, 58, 92, 0.95) 0%, rgba(27, 58, 92, 0.82) 60%, rgba(61, 126, 191, 0.72) 100%);
}

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

.section-cta h2 {
  color: #FFFFFF;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 14px;
}

.section-cta p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 15px;
  max-width: 600px;
  margin: 0 auto 30px;
  line-height: 1.8;
}

.section-cta .btn-cta-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 48px;
  padding: 0 34px;
  background: var(--accent);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
  box-shadow: 0 8px 20px rgba(201, 160, 99, 0.3);
}

.section-cta .btn-cta-gold:hover {
  background: #B88B4D;
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(27, 58, 92, 0.35);
}

.section-cta .btn-cta-gold:active {
  transform: scale(0.97);
}

/* ===== Footer ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.72);
  padding: 56px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.footer-brand .brand-mark {
  background: linear-gradient(135deg, var(--accent) 0%, #B88B4D 100%);
  box-shadow: 0 4px 12px rgba(201, 160, 99, 0.3);
}

.footer-brand .brand-text {
  color: #FFFFFF;
  font-size: 20px;
  font-weight: 700;
}

.footer-desc {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 0;
  max-width: 320px;
}

.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

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

.footer-contact p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.68);
  margin-bottom: 12px;
}

.footer-contact p i {
  width: 18px;
  color: var(--accent);
  margin-right: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
  margin: 0;
}

/* ===== Modal ===== */
.modal-content {
  border: none;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.modal-header-line {
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, #6FA5D6 100%);
  border: none;
  padding: 0;
}

.modal-body {
  padding: 32px;
}

.modal-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.modal-body .modal-sub {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.modal-form .form-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--primary-dark);
  margin-bottom: 6px;
}

.modal-form .form-label .required {
  color: #D9534F;
  margin-left: 2px;
}

.modal-form .form-control {
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-body);
  padding: 0 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.modal-form .form-control::placeholder {
  color: #B4BECB;
}

.modal-form .form-control:focus {
  border-color: var(--primary);
  border-width: 2px;
  box-shadow: var(--shadow-sm);
  outline: none;
}

.modal-form textarea.form-control {
  height: auto;
  min-height: 96px;
  padding: 10px 14px;
  resize: vertical;
}

.modal-form .btn-submit {
  width: 100%;
  height: 46px;
  background: var(--primary);
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
}

.modal-form .btn-submit:hover {
  background: var(--primary-dark);
  box-shadow: 0 8px 18px rgba(61, 126, 191, 0.25);
}

.modal-form .btn-submit:active {
  transform: scale(0.98);
}

.privacy-note {
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  margin-top: 12px;
}

.privacy-note .form-check {
  margin-bottom: 8px;
}

.privacy-note .form-check-input {
  border-color: var(--border);
}

.privacy-note .form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}

.privacy-note .form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(61, 126, 191, 0.2);
}

.privacy-note label {
  font-size: 13px;
  color: var(--text-body);
}

.privacy-note .privacy-text {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

.modal .btn-close {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 5;
  background: transparent;
  font-size: 18px;
  opacity: 0.7;
}

.modal .btn-close:hover {
  opacity: 1;
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .header-inner {
    gap: 14px;
  }

  .header-search {
    max-width: 320px;
  }

  .nav-link-item {
    padding: 0 8px;
    font-size: 13.5px;
  }

  .practice-image img {
    height: 240px;
  }
}

@media (max-width: 992px) {
  .header-inner {
    gap: 16px;
  }

  .cat-hero {
    padding: 130px 0 64px;
  }

  .section {
    padding: 64px 0;
  }

  .practice-row,
  .practice-row:nth-child(even) {
    flex-direction: column;
    gap: 28px;
    margin-bottom: 56px;
  }

  .practice-image img {
    height: 260px;
  }

  .steps-wrap {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .step-card .step-line {
    display: none;
  }

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

  .value-card:last-child {
    grid-column: span 2;
  }

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

  .gallery-card:last-child {
    grid-column: span 2;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .cat-hero {
    padding: 116px 0 48px;
  }

  .cat-hero h1 {
    font-size: 30px;
  }

  .cat-hero .hero-lead {
    font-size: 15px;
  }

  .section-head h2 {
    font-size: 23px;
  }

  .quote-strip {
    padding: 36px 20px;
  }

  .quote-strip .quote-cn {
    font-size: 23px;
    letter-spacing: 5px;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .value-card:last-child {
    grid-column: span 1;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .gallery-card:last-child {
    grid-column: span 1;
  }

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

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

  .modal-body {
    padding: 24px 20px;
  }
}

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

  .section {
    padding: 48px 0;
  }

  .cat-hero h1 {
    font-size: 26px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn-primary-custom,
  .hero-actions .btn-ghost {
    justify-content: center;
  }

  .gallery-card img {
    height: 190px;
  }

  .practice-image img {
    height: 210px;
  }

  .quote-strip .quote-cn {
    font-size: 19px;
    letter-spacing: 3px;
  }
}