/* roulang page: index */
:root {
  --primary: #1e2a5e;
  --primary-dark: #131c3f;
  --primary-light: #2d3f7d;
  --accent: #e8a13a;
  --accent-dark: #d08a26;
  --accent-light: #f5c26b;
  --bg-light: #f5f6fb;
  --bg-white: #ffffff;
  --text-main: #1a1a2e;
  --text-muted: #6b7280;
  --border: #e6e8f0;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 28px rgba(0,0,0,0.09);
  --shadow-lg: 0 18px 44px rgba(0,0,0,0.14);
  --transition: all 0.3s ease;
  --header-height: 76px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--text-main);
  background: var(--bg-white);
  line-height: 1.7;
  font-size: 16px;
}
a { color: inherit; text-decoration: none; transition: var(--transition); }
a:hover, a:focus { color: var(--primary); }
img { max-width: 100%; display: block; height: auto; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1200px; padding-left: 24px; padding-right: 24px; margin: 0 auto; }
section { padding: 88px 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.4;
  transition: var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
}
.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(232,161,58,0.35);
}
.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(232,161,58,0.45);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-light-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.75);
}
.btn-light-outline:hover {
  background: rgba(255,255,255,0.14);
  color: #fff;
  transform: translateY(-2px);
}
.btn:focus-visible, a:focus-visible, .form-control:focus-visible {
  outline: 3px solid rgba(232,161,58,0.5);
  outline-offset: 2px;
}

.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.mb-40 { margin-bottom: 40px; }
.mb-24 { margin-bottom: 24px; }
.mb-16 { margin-bottom: 16px; }

.section-title {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
  color: var(--text-main);
  letter-spacing: -0.02em;
}
.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 48px;
}
.section-divider {
  width: 52px;
  height: 4px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
  margin: 16px auto 0;
}
.section-head {
  text-align: center;
  margin-bottom: 56px;
}
.section-head .section-title { margin-bottom: 10px; }
.section-head .section-divider { margin-bottom: 16px; }
.section-head p { color: var(--text-muted); font-size: 16px; max-width: 640px; margin: 0 auto; }

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(230,232,240,0.8);
  box-shadow: 0 2px 16px rgba(0,0,0,0.04);
  height: var(--header-height);
  display: flex;
  align-items: center;
}
.site-header .container { width: 100%; }
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
  transition: var(--transition);
  padding: 6px 0;
}
.header-logo:hover { transform: scale(1.02); }
.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 20px;
  box-shadow: 0 4px 14px rgba(30,42,94,0.3);
}
.logo-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.header-nav-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}
.header-nav-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  background: transparent;
  transition: var(--transition);
  text-decoration: none;
}
.header-nav-link:hover {
  color: var(--primary);
  background: rgba(30,42,94,0.06);
}
.header-nav-link.active {
  color: var(--primary);
  background: rgba(30,42,94,0.08);
  font-weight: 600;
}
.header-nav-link.active::after {
  content: '';
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  margin: 3px auto 0;
}
.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(30,42,94,0.08);
  color: var(--primary);
  font-size: 20px;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.mobile-menu-btn:hover { background: rgba(30,42,94,0.15); }
.mobile-menu-btn.active { background: var(--primary); color: #fff; }

@media (max-width: 991px) {
  .header-nav-wrap { display: none; }
  .mobile-menu-btn { display: inline-flex; }
  .header-row { justify-content: center; }
  .site-header .container { padding: 0 20px; }
}

.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  z-index: 999;
  background: #fff;
  box-shadow: 0 12px 36px rgba(0,0,0,0.12);
  padding: 12px 20px 20px;
  display: none;
  border-bottom-left-radius: var(--radius-md);
  border-bottom-right-radius: var(--radius-md);
}
.mobile-menu.open { display: block; animation: fadeSlideDown 0.3s ease; }
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
.mobile-nav-link {
  display: block;
  padding: 14px 18px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition);
  border-bottom: 1px solid var(--border);
}
.mobile-nav-link:last-child { border-bottom: none; }
.mobile-nav-link:hover { background: var(--bg-light); color: var(--primary); padding-left: 24px; }
.mobile-nav-link.active { color: var(--primary); font-weight: 700; background: rgba(30,42,94,0.06); }
.mobile-nav-link.active::before {
  content: '● ';
  color: var(--accent);
  font-size: 9px;
  vertical-align: middle;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  padding: 130px 0 140px;
  background: linear-gradient(135deg, rgba(19,28,63,0.92) 0%, rgba(30,42,94,0.82) 50%, rgba(45,63,125,0.78) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,161,58,0.25) 0%, transparent 70%);
  top: -80px;
  right: -60px;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,161,58,0.15) 0%, transparent 70%);
  bottom: -60px;
  left: -30px;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50px;
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 28px;
  color: rgba(255,255,255,0.92);
}
.hero-badge i { color: var(--accent); }
.hero h1 {
  font-size: 56px;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  background: linear-gradient(120deg, #fff 30%, var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.hero-tags .badge-soft {
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.9);
  padding: 6px 16px;
  border-radius: 40px;
  font-size: 13px;
  font-weight: 400;
  backdrop-filter: blur(6px);
}
@media (max-width: 767px) {
  section { padding: 64px 0; }
  .hero { padding: 84px 0 96px; }
  .hero h1 { font-size: 36px; }
  .hero-subtitle { font-size: 16px; }
  .hero-actions .btn { width: 100%; }
  .section-title { font-size: 26px; }
}

/* ========== Stats ========== */
.stats {
  background: var(--bg-white);
  padding: 64px 0;
  position: relative;
  z-index: 3;
  margin-top: -40px;
}
.stats .container {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 36px 28px;
  border: 1px solid var(--border);
}
.stat-item {
  text-align: center;
  padding: 24px 16px;
  transition: var(--transition);
}
.stat-item:hover { transform: translateY(-4px); }
.stat-number {
  font-size: 40px;
  font-weight: 900;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.stat-number span { font-size: 22px; }
.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 8px;
  font-weight: 500;
}
.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(232,161,58,0.18), rgba(232,161,58,0.06));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 20px;
  margin: 0 auto 16px;
}

/* ========== Categories ========== */
.categories {
  background: var(--bg-light);
}
.category-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.category-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.category-card .card-img {
  height: 200px;
  overflow: hidden;
  position: relative;
}
.category-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.category-card:hover .card-img img { transform: scale(1.06); }
.category-card .card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(19,28,63,0.2) 0%, transparent 50%);
}
.card-body-content {
  padding: 28px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-body-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}
.card-body-content p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 18px;
}
.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.tag-group .badge-soft {
  background: rgba(30,42,94,0.06);
  color: var(--primary);
  border-radius: 30px;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 500;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  transition: var(--transition);
}
.card-link:hover { gap: 10px; color: var(--accent-dark); }

/* ========== Features ========== */
.features { background: var(--bg-white); }
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}
.feature-text-side {
  flex: 1;
  min-width: 280px;
}
.feature-image-side {
  flex: 1;
  min-width: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.feature-image-side img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 520px;
  object-fit: cover;
}
.feature-list {
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.feature-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  border-radius: var(--radius-md);
  background: var(--bg-light);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.feature-item:hover {
  background: rgba(30,42,94,0.04);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}
.feature-item i {
  font-size: 22px;
  color: var(--accent);
  background: rgba(232,161,58,0.14);
  border-radius: 10px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.feature-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.feature-item p { font-size: 13px; color: var(--text-muted); line-height: 1.6; margin-bottom: 0; }
@media (max-width: 767px) {
  .feature-list { grid-template-columns: 1fr; }
  .feature-grid { gap: 32px; }
}

/* ========== News ========== */
.news { background: var(--bg-light); }
.news-list {
  display: grid;
  gap: 16px;
  max-width: 960px;
  margin: 0 auto;
}
.news-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: #fff;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-decoration: none;
}
.news-item:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--accent);
  text-decoration: none;
}
.news-cat {
  flex-shrink: 0;
  background: rgba(30,42,94,0.08);
  color: var(--primary);
  border-radius: 30px;
  padding: 4px 14px;
  font-size: 12px;
  font-weight: 600;
}
.news-title {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.news-date {
  flex-shrink: 0;
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.news-empty { text-align: center; padding: 40px; color: var(--text-muted); }
@media (max-width: 767px) {
  .news-item { flex-direction: column; align-items: flex-start; gap: 8px; padding: 18px; }
  .news-title { white-space: normal; font-size: 15px; }
  .news-date { font-size: 12px; }
}

/* ========== Steps ========== */
.steps { background: var(--bg-white); }
.step-card {
  text-align: center;
  padding: 36px 24px;
  position: relative;
  border-radius: var(--radius-lg);
  background: var(--bg-light);
  border: 1px solid var(--border);
  height: 100%;
  transition: var(--transition);
}
.step-card:hover {
  background: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-6px);
  border-color: transparent;
}
.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 6px 20px rgba(30,42,94,0.3);
  position: relative;
  z-index: 1;
}
.step-card h4 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.step-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 0; }
.step-card::before {
  content: '';
  position: absolute;
  top: 52px;
  right: -28px;
  width: 44px;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--accent) 0 4px, transparent 4px 8px);
  opacity: 0.4;
}
.step-card:last-child::before { display: none; }
@media (max-width: 991px) {
  .step-card::before { display: none; }
}

/* ========== Showcase ========== */
.showcase { background: var(--bg-light); }
.showcase-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.showcase-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.showcase-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}
.showcase-body { padding: 24px; flex: 1; }
.showcase-body h4 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.showcase-body p { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 16px; }
.showcase-body .tag-group { margin-bottom: 12px; }
.showcase-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
}
.showcase-footer i { color: var(--accent); }

/* ========== FAQ ========== */
.faq { background: var(--bg-white); }
.accordion {
  max-width: 800px;
  margin: 0 auto;
  --bs-accordion-border-color: var(--border);
  --bs-accordion-btn-color: var(--text-main);
  --bs-accordion-active-color: var(--primary);
  --bs-accordion-active-bg: rgba(30,42,94,0.04);
  --bs-accordion-bg: #fff;
  --bs-accordion-border-radius: var(--radius-md);
  --bs-accordion-inner-border-radius: var(--radius-md);
}
.accordion-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
}
.accordion-button {
  font-size: 16px;
  font-weight: 600;
  padding: 20px 28px;
  color: var(--text-main);
  background: #fff;
  box-shadow: none;
  transition: var(--transition);
}
.accordion-button:not(.collapsed) {
  background: rgba(30,42,94,0.04);
  color: var(--primary);
  box-shadow: none;
}
.accordion-button:focus { box-shadow: none; border-color: transparent; }
.accordion-button i {
  color: var(--accent);
  font-size: 18px;
  margin-right: 10px;
}
.accordion-body {
  padding: 0 28px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  border-top: 1px solid rgba(230,232,240,0.5);
  padding-top: 18px;
}

/* ========== CTA ========== */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,161,58,0.2) 0%, transparent 70%);
  top: -120px;
  left: -80px;
}
.cta-section::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
  bottom: -100px;
  right: -40px;
}
.cta-content { position: relative; z-index: 2; text-align: center; color: #fff; }
.cta-content h2 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}
.cta-content p {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin: 0 auto 32px;
}
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
@media (max-width: 767px) {
  .cta-content h2 { font-size: 28px; }
  .cta-actions .btn { width: 100%; }
}

/* ========== Footer ========== */
.site-footer {
  background: #141a2e;
  color: rgba(255,255,255,0.7);
  padding: 64px 0 24px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.footer-brand .logo-icon {
  background: rgba(255,255,255,0.12);
  color: var(--accent);
}
.footer-brand .logo-text { color: #fff; font-size: 20px; font-weight: 800; }
.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,0.55);
  max-width: 360px;
  margin-bottom: 24px;
}
.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 3px;
  border-radius: 3px;
  background: var(--accent);
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition);
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 6px;
}
.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 12px;
}
.footer-contact i { color: var(--accent); margin-top: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  margin-top: 48px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ========== Extra ========== */
.badge-soft {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 30px;
  font-size: 12px;
  font-weight: 500;
  background: rgba(232,161,58,0.12);
  color: var(--accent-dark);
}
@media (max-width: 576px) {
  .stat-number { font-size: 30px; }
  .container { padding-left: 18px; padding-right: 18px; }
  .hero-badge { font-size: 12px; }
  .news-cat { display: none; }
}

/* roulang page: category1 */
:root {
            --primary: #c9a86a;
            --primary-dark: #a8863f;
            --primary-light: #f0e6d2;
            --secondary: #1a1a2e;
            --secondary-light: #2a2a4a;
            --accent: #e63946;
            --accent-light: #ffe8e6;
            --dark-bg: #0e0e1a;
            --text-main: #1a1a2e;
            --text-body: #4a4a5a;
            --text-weak: #76768a;
            --border-light: rgba(201, 168, 106, 0.18);
            --card-radius: 16px;
            --card-shadow: 0 8px 30px rgba(26, 26, 46, 0.08);
            --card-hover-shadow: 0 16px 40px rgba(201, 168, 106, 0.18);
            --spacing-section: 90px;
            --btn-radius: 50px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-body);
            background: #faf9f7;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color 0.3s ease;
        }

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

        .container {
            max-width: 1280px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(201, 168, 106, 0.14);
            padding: 14px 0;
            transition: box-shadow 0.3s ease, background 0.3s ease;
        }

        .site-header.scrolled {
            box-shadow: 0 8px 30px rgba(26, 26, 46, 0.06);
            background: rgba(255, 255, 255, 1);
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

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

        .header-nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 30px;
            transition: background 0.3s ease, color 0.3s ease;
            line-height: 1.4;
        }

        .header-nav-link i {
            font-size: 13px;
            margin-right: 6px;
            opacity: 0.75;
        }

        .header-nav-link:hover {
            color: var(--primary-dark);
            background: rgba(201, 168, 106, 0.08);
        }

        .header-nav-link.active {
            color: var(--primary-dark);
            background: var(--primary-light);
            font-weight: 600;
            box-shadow: inset 0 0 0 1px rgba(201, 168, 106, 0.2);
        }

        .header-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            padding: 4px 8px;
            border-radius: 12px;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, #c9a86a, #e8c587);
            color: #fff;
            font-size: 20px;
            box-shadow: 0 4px 14px rgba(201, 168, 106, 0.35);
        }

        .logo-text {
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 1px;
            background: linear-gradient(120deg, #1a1a2e, #c9a86a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            white-space: nowrap;
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: 1px solid var(--border-light);
            width: 44px;
            height: 44px;
            border-radius: 12px;
            font-size: 18px;
            color: var(--text-main);
            cursor: pointer;
            transition: background 0.3s ease;
        }

        .mobile-menu-btn:hover {
            background: rgba(201, 168, 106, 0.08);
        }

        @media (max-width: 991px) {
            .header-nav-wrap {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                padding: 16px 24px;
                box-shadow: 0 20px 40px rgba(26, 26, 46, 0.12);
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                border-bottom-left-radius: 16px;
                border-bottom-right-radius: 16px;
            }

            .header-nav-wrap.show {
                display: flex;
            }

            .header-nav-link {
                width: 100%;
                padding: 12px 16px;
            }

            .mobile-menu-btn {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .header-row {
                flex-wrap: wrap;
            }

            .header-logo {
                order: 1;
            }

            .mobile-menu-btn {
                order: 2;
                position: absolute;
                right: 24px;
                top: 30px;
            }
        }

        @media (min-width: 992px) {
            .header-nav-wrap {
                display: flex !important;
            }

            .mobile-menu-btn {
                display: none !important;
            }
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            padding: 100px 0 110px;
            background: linear-gradient(135deg, #0e0e1a 0%, #1a1a2e 55%, #2a1f14 100%);
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: 1;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 96px;
            background: linear-gradient(to top, #faf9f7, transparent);
            z-index: 2;
        }

        .banner-inner {
            position: relative;
            z-index: 3;
            color: #fff;
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 30px;
            font-size: 13px;
            font-weight: 500;
            color: #f0e6d2;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }

        .banner-inner h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            color: #fff;
            letter-spacing: 1px;
        }

        .banner-inner h1 span {
            color: #c9a86a;
            display: inline-block;
        }

        .banner-inner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .banner-badges {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 14px;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .banner-badge i {
            color: #c9a86a;
        }

        @media (max-width: 767px) {
            .page-banner {
                padding: 70px 0 80px;
            }

            .banner-inner h1 {
                font-size: 34px;
            }

            .banner-inner p {
                font-size: 15px;
            }
        }

        /* ===== Breadcrumb ===== */
        .page-breadcrumb {
            padding: 20px 0;
            background: #faf9f7;
            border-bottom: 1px solid #eee;
            position: relative;
            z-index: 5;
        }

        .breadcrumb-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-weak);
        }

        .breadcrumb-wrap a {
            color: var(--text-weak);
            transition: color 0.3s ease;
        }

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

        .breadcrumb-wrap .separator {
            color: #ccc;
            font-size: 12px;
        }

        .breadcrumb-wrap .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* ===== Section Base ===== */
        .section {
            padding: var(--spacing-section) 0;
        }

        .section-light {
            background: #ffffff;
        }

        .section-soft {
            background: #faf9f7;
        }

        .section-title {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-main);
            text-align: center;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .section-title span {
            color: var(--primary-dark);
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--text-weak);
            text-align: center;
            max-width: 680px;
            margin: 0 auto 50px;
            line-height: 1.8;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .section-header .section-title {
            text-align: left;
            margin-bottom: 6px;
            font-size: 30px;
        }

        .section-header .section-subtitle {
            text-align: left;
            margin: 0;
            max-width: 600px;
        }

        @media (max-width: 767px) {
            .section {
                --spacing-section: 60px;
            }

            .section-title {
                font-size: 26px;
            }

            .section-subtitle {
                font-size: 15px;
            }
        }

        /* ===== Cards ===== */
        .guide-card {
            background: #fff;
            border-radius: var(--card-radius);
            border: 1px solid #f0ede8;
            padding: 32px;
            height: 100%;
            transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
            position: relative;
            overflow: hidden;
        }

        .guide-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), #f0e6d2);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

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

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

        .guide-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary-dark);
            margin-bottom: 20px;
        }

        .guide-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

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

        .card-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-dark);
            transition: gap 0.3s ease;
        }

        .card-more:hover {
            gap: 10px;
            color: var(--primary);
        }

        .guide-step-card {
            text-align: center;
            padding: 36px 24px;
            background: #fff;
            border-radius: var(--card-radius);
            border: 1px solid #f0ede8;
            height: 100%;
            transition: all 0.3s ease;
            position: relative;
        }

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

        .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, #c9a86a, #e8c587);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 6px 16px rgba(201, 168, 106, 0.3);
        }

        .guide-step-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }

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

        /* ===== Content Card / Article ===== */
        .content-card {
            display: flex;
            gap: 24px;
            background: #fff;
            border-radius: var(--card-radius);
            border: 1px solid #f0ede8;
            padding: 24px;
            height: 100%;
            transition: all 0.35s ease;
            overflow: hidden;
        }

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

        .content-card .content-img {
            width: 200px;
            min-height: 150px;
            border-radius: 14px;
            object-fit: cover;
            flex-shrink: 0;
            background: #f0ede8;
        }

        .content-card .content-body {
            flex: 1;
        }

        .content-card .content-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-dark);
            background: var(--primary-light);
            border-radius: 20px;
            margin-bottom: 10px;
        }

        .content-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .content-card p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        .content-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 12.5px;
            color: #999;
        }

        .content-meta i {
            font-size: 12px;
            margin-right: 4px;
            color: var(--primary);
        }

        @media (max-width: 767px) {
            .content-card {
                flex-direction: column;
            }

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

        /* ===== Timeline ===== */
        .timeline-wrap {
            position: relative;
            padding: 20px 0;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, transparent, #c9a86a, #c9a86a, transparent);
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            display: flex;
            justify-content: flex-end;
            padding-right: 50%;
            padding-left: 0;
            margin-bottom: 48px;
            width: 50%;
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            justify-content: flex-start;
            padding-left: 50%;
            padding-right: 0;
            text-align: left;
            margin-left: 50%;
        }

        .timeline-item .timeline-dot {
            position: absolute;
            top: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #fff;
            border: 3px solid var(--primary);
            box-shadow: 0 0 0 4px rgba(201, 168, 106, 0.2);
            right: -8px;
        }

        .timeline-item:nth-child(even) .timeline-dot {
            left: -8px;
            right: auto;
        }

        .timeline-item .timeline-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            border: 1px solid #f0ede8;
            box-shadow: 0 4px 16px rgba(26, 26, 46, 0.05);
            transition: box-shadow 0.3s ease;
            display: inline-block;
            max-width: 100%;
        }

        .timeline-item .timeline-card:hover {
            box-shadow: var(--card-hover-shadow);
        }

        .timeline-item .tl-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--primary-light);
            color: var(--primary-dark);
            font-size: 16px;
            margin-bottom: 12px;
        }

        .timeline-item h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
        }

        @media (max-width: 991px) {
            .timeline-wrap::before {
                left: 30px;
                transform: none;
            }

            .timeline-item,
            .timeline-item:nth-child(even) {
                width: 100%;
                padding-left: 70px;
                padding-right: 0;
                text-align: left;
                margin-left: 0;
                justify-content: flex-start;
            }

            .timeline-item .timeline-dot,
            .timeline-item:nth-child(even) .timeline-dot {
                left: 22px;
                right: auto;
            }
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: 14px;
            border: 1px solid #f0ede8;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .faq-item:hover {
            border-color: var(--border-light);
            box-shadow: 0 4px 20px rgba(26, 26, 46, 0.05);
        }

        .faq-item.open {
            border-color: rgba(201, 168, 106, 0.35);
            box-shadow: 0 6px 26px rgba(201, 168, 106, 0.09);
        }

        .faq-question {
            padding: 22px 26px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: background 0.3s ease;
        }

        .faq-question:hover {
            background: rgba(201, 168, 106, 0.04);
        }

        .faq-question .faq-toggle {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            color: var(--primary-dark);
            flex-shrink: 0;
            transition: all 0.3s ease;
        }

        .faq-item.open .faq-toggle {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
            border-color: var(--primary);
        }

        .faq-answer {
            padding: 0 26px;
            max-height: 0;
            overflow: hidden;
            font-size: 14.5px;
            color: var(--text-body);
            line-height: 1.8;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            padding: 0 26px 24px;
            max-height: 500px;
        }

        @media (max-width: 767px) {
            .faq-question {
                padding: 18px 20px;
                font-size: 15px;
            }

            .faq-answer {
                padding: 0 20px;
            }

            .faq-item.open .faq-answer {
                padding: 0 20px 18px;
            }
        }

        /* ===== CTA Section ===== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background: linear-gradient(135deg, #0e0e1a 0%, #1a1a2e 70%, #2a1f14 100%);
            overflow: hidden;
            border-radius: 0;
            margin: 0;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-inner h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-inner h2 span {
            color: #c9a86a;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 32px;
            line-height: 1.8;
        }

        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-go {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: var(--btn-radius);
            font-size: 16px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            background: #c9a86a;
            color: #fff;
            box-shadow: 0 6px 24px rgba(201, 168, 106, 0.4);
        }

        .btn-go:hover {
            transform: translateY(-2px);
            background: #d4b57a;
            box-shadow: 0 10px 34px rgba(201, 168, 106, 0.45);
            color: #fff;
        }

        .btn-go-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 32px;
            border-radius: var(--btn-radius);
            font-size: 15px;
            font-weight: 600;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.3);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .btn-go-outline:hover {
            border-color: #c9a86a;
            color: #c9a86a;
            background: rgba(201, 168, 106, 0.08);
        }

        @media (max-width: 767px) {
            .cta-section {
                padding: 60px 0;
            }

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

        /* ===== Footer ===== */
        .site-footer {
            background: #0e0e1a;
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 0;
        }

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

        .site-footer .footer-brand .logo-icon {
            width: 40px;
            height: 40px;
            font-size: 18px;
        }

        .site-footer .footer-brand .logo-text {
            font-size: 20px;
            color: #fff;
            -webkit-text-fill-color: #fff;
            background: none;
            font-weight: 800;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            max-width: 420px;
        }

        .footer-contact ul {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
        }

        .footer-contact a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.5);
            font-size: 15px;
            transition: all 0.3s ease;
        }

        .footer-contact a:hover {
            background: var(--primary);
            color: #fff;
        }

        .footer-title {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 20px;
            padding-bottom: 10px;
            position: relative;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
            transition: color 0.3s ease, padding-left 0.3s ease;
        }

        .footer-links a:hover {
            color: #c9a86a;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            text-align: center;
            margin-top: 44px;
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ===== Extra Utility ===== */
        .badge-soft {
            display: inline-block;
            padding: 6px 14px;
            font-size: 12.5px;
            font-weight: 600;
            border-radius: 24px;
        }

        .badge-soft-gold {
            background: var(--primary-light);
            color: var(--primary-dark);
        }

        .badge-soft-dark {
            background: rgba(26, 26, 46, 0.06);
            color: var(--text-main);
        }

        .badge-soft-green {
            background: #e6f4ea;
            color: #1e7e46;
        }

        .list-check {
            list-style: none;
            padding: 0;
        }

        .list-check li {
            position: relative;
            padding-left: 28px;
            margin-bottom: 10px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.7;
        }

        .list-check li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 2px;
            color: var(--primary-dark);
            font-size: 13px;
        }

        .contact-info-card {
            background: #fff;
            border-radius: 16px;
            border: 1px solid #f0ede8;
            padding: 28px;
            height: 100%;
            transition: all 0.3s ease;
            text-align: center;
        }

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

        .contact-info-card .ci-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--primary-dark);
            margin: 0 auto 14px;
        }

        .contact-info-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .contact-info-card p {
            font-size: 14px;
            color: var(--text-weak);
            margin-bottom: 0;
        }

        .search-box {
            position: relative;
            max-width: 420px;
            margin: 0 auto 40px;
        }

        .search-box input {
            width: 100%;
            padding: 14px 50px 14px 20px;
            border-radius: 50px;
            border: 1px solid #e0ddd6;
            font-size: 14px;
            background: #fff;
            transition: all 0.3s ease;
            outline: none;
        }

        .search-box input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(201, 168, 106, 0.12);
        }

        .search-box .search-btn {
            position: absolute;
            right: 5px;
            top: 50%;
            transform: translateY(-50%);
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            border: none;
            cursor: pointer;
            transition: background 0.3s ease;
        }

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

        @media (max-width: 767px) {
            .content-card .content-meta {
                flex-wrap: wrap;
                gap: 6px 12px;
            }

            .guide-card {
                padding: 24px;
            }
        }

/* roulang page: article */
:root {
  --primary: #1a1a2e;
  --primary-light: #2d2d44;
  --primary-dark: #0f0f1c;
  --accent: #f0a83a;
  --accent-dark: #d4931f;
  --accent-light: #fcd9a0;
  --bg: #faf8f5;
  --white: #ffffff;
  --text: #2b2b33;
  --text-muted: #70707a;
  --border: #eee9e2;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 12px rgba(26,26,46,0.06);
  --shadow-md: 0 8px 32px rgba(26,26,46,0.10);
  --shadow-lg: 0 20px 60px rgba(26,26,46,0.18);
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  --transition: all 0.3s ease;
}

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

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

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

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
a:hover { color: inherit; }
ul, ol { list-style: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input, textarea, select { font-family: inherit; }

a:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: 3px solid rgba(240, 168, 58, 0.45);
  outline-offset: 2px;
}

.container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }

/* ========== Header / Nav ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(26, 26, 46, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.18);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  min-height: 72px;
}

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

.header-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 50px;
  white-space: nowrap;
  transition: var(--transition);
}

.header-nav-link:hover {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.06);
}

.header-nav-link.active {
  color: var(--accent);
  background: rgba(240, 168, 58, 0.10);
  font-weight: 600;
}

.header-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 0 18px;
  flex-shrink: 0;
}

.logo-icon {
  font-size: 28px;
  background: linear-gradient(135deg, var(--accent) 0%, #f7cf7a 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 2px 6px rgba(240, 168, 58, 0.3));
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: 2px;
  line-height: 1.2;
  background: linear-gradient(90deg, #ffffff, #f7d794);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font-size: 18px;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.mobile-menu-btn:hover {
  background: rgba(240, 168, 58, 0.2);
  color: var(--accent);
}

/* ========== Buttons ========== */
.btn {
  --bs-btn-padding-x: 1.6rem;
  --bs-btn-padding-y: 0.75rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.3px;
  transition: var(--transition);
}

.btn-primary {
  --bs-btn-bg: var(--accent);
  --bs-btn-border-color: var(--accent);
  --bs-btn-color: var(--primary-dark);
  --bs-btn-hover-bg: var(--accent-dark);
  --bs-btn-hover-border-color: var(--accent-dark);
  --bs-btn-hover-color: #fff;
  --bs-btn-active-bg: #b87c16;
  --bs-btn-active-border-color: #b87c16;
  --bs-btn-active-color: #fff;
  box-shadow: 0 6px 20px rgba(240, 168, 58, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(240, 168, 58, 0.35);
}

.btn-outline-light {
  --bs-btn-color: rgba(255, 255, 255, 0.9);
  --bs-btn-border-color: rgba(255, 255, 255, 0.4);
  --bs-btn-hover-bg: rgba(255, 255, 255, 0.12);
  --bs-btn-hover-border-color: #ffffff;
  --bs-btn-hover-color: #ffffff;
  border-radius: 50px;
  font-weight: 600;
}

/* ========== Page Banner ========== */
.page-banner {
  position: relative;
  padding: 72px 0 68px;
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.96) 0%, rgba(40, 25, 60, 0.88) 100%), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  color: #ffffff;
  overflow: hidden;
}

.page-banner::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(240, 168, 58, 0.18) 0%, transparent 70%);
  pointer-events: none;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 24px;
}

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

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

.breadcrumb-sep {
  color: rgba(255, 255, 255, 0.3);
}

.breadcrumb-current {
  color: var(--accent);
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.banner-title-wrap {
  position: relative;
  z-index: 2;
  margin-bottom: 16px;
}

.banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(240, 168, 58, 0.2);
  border: 1px solid rgba(240, 168, 58, 0.35);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
}

.banner-title {
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.5px;
  margin: 0;
  text-shadow: 0 3px 15px rgba(0, 0, 0, 0.25);
}

.banner-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 14px;
}

.banner-meta span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

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

/* ========== Article Main ========== */
.article-main {
  padding: 60px 0;
}

.article-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  border: 1px solid var(--border);
}

.article-content {
  padding: 44px 48px;
}

.article-content > * + * {
  margin-top: 18px;
}

.article-content h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--primary);
  margin-top: 36px;
  margin-bottom: 14px;
  padding-left: 16px;
  border-left: 4px solid var(--accent);
  line-height: 1.4;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: 30px;
  margin-bottom: 10px;
}

.article-content p {
  margin-bottom: 18px;
  text-align: justify;
  color: #3f3f4a;
  line-height: 2;
  font-size: 15.5px;
}

.article-content ul,
.article-content ol {
  padding-left: 24px;
  margin-bottom: 20px;
}

.article-content ul li {
  position: relative;
  padding-left: 14px;
  margin-bottom: 8px;
  color: #3f3f4a;
  line-height: 1.8;
}

.article-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.article-content ol li {
  padding-left: 6px;
  margin-bottom: 8px;
  color: #3f3f4a;
  line-height: 1.8;
}

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
  margin: 24px 0;
}

.article-content blockquote {
  background: linear-gradient(135deg, rgba(240, 168, 58, 0.08), rgba(240, 168, 58, 0.02));
  border-left: 4px solid var(--accent);
  border-radius: 0 14px 14px 0;
  padding: 18px 26px;
  margin: 24px 0;
  color: var(--text-muted);
  font-style: italic;
  font-size: 15px;
  line-height: 1.8;
}

.article-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(240, 168, 58, 0.6);
}

.article-content a:hover {
  color: var(--accent-dark);
  text-decoration-color: var(--accent);
}

.article-not-found {
  text-align: center;
  padding: 60px 30px;
}

.article-not-found i {
  font-size: 48px;
  color: var(--accent);
  margin-bottom: 18px;
  display: block;
}

.article-not-found h2 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 12px;
}

.article-not-found p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.article-footer-bar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 26px 48px;
  border-top: 1px solid var(--border);
  background: #fbf9f6;
}

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

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 5px 14px;
  font-size: 13px;
  color: var(--text-muted);
  transition: var(--transition);
}

.tag-badge:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
  background: rgba(240, 168, 58, 0.06);
}

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

.article-share-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 14px;
  transition: var(--transition);
}

.article-share-btn:hover {
  background: var(--primary);
  color: var(--accent);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.article-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 26px 48px;
  border-top: 1px solid var(--border);
}

.pagination-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  background: #f8f6f3;
  color: var(--text);
  transition: var(--transition);
}

.pagination-btn:hover {
  background: var(--primary);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.pagination-btn i {
  font-size: 12px;
}

/* ========== Sidebar ========== */
.article-sidebar {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-widget {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  padding: 28px;
  transition: var(--transition);
}

.sidebar-widget:hover {
  box-shadow: var(--shadow-md);
}

.sidebar-widget h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 12px;
}

.sidebar-widget h3::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), #f7cf7a);
}

.sidebar-category ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-category ul li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  background: #faf8f5;
  transition: var(--transition);
}

.sidebar-category ul li a i {
  width: 22px;
  color: var(--accent);
  font-size: 15px;
  text-align: center;
}

.sidebar-category ul li a:hover {
  background: var(--accent-light);
  color: var(--primary-dark);
  padding-left: 20px;
}

.sidebar-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 12px;
  margin-bottom: 18px;
}

.sidebar-feature ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.sidebar-feature ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
}

.sidebar-feature ul li i {
  color: var(--accent);
  font-size: 16px;
}

.sidebar-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border: none;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.sidebar-cta::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 110px;
  height: 110px;
  border-radius: 50%;
  background: rgba(240, 168, 58, 0.15);
}

.sidebar-cta h3 {
  color: #fff;
}

.sidebar-cta h3::after {
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--accent), transparent);
}

.sidebar-cta p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 20px;
  line-height: 1.7;
}

.sidebar-cta .btn-primary {
  --bs-btn-bg: var(--accent);
  --bs-btn-border-color: var(--accent);
  --bs-btn-hover-bg: #f7cf7a;
  --bs-btn-hover-border-color: #f7cf7a;
  --bs-btn-hover-color: var(--primary-dark);
}

/* ========== More Section ========== */
.more-section {
  padding: 72px 0;
  background: var(--white);
  border-top: 1px solid var(--border);
}

.more-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(240, 168, 58, 0.12);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.more-header h2 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 10px;
}

.more-header p {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 560px;
  margin: 0 auto;
}

.more-card {
  background: var(--bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.more-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(240, 168, 58, 0.4);
}

.more-card-img {
  position: relative;
  height: 190px;
  overflow: hidden;
}

.more-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26, 26, 46, 0.25), transparent 60%);
}

.more-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.more-card:hover .more-card-img img {
  transform: scale(1.05);
}

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

.more-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-dark);
  background: rgba(240, 168, 58, 0.12);
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 12px;
}

.more-card-body h3 {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 10px;
}

.more-card-body p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 18px;
  flex: 1;
}

.more-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-dark);
  transition: var(--transition);
}

.more-card-link i {
  font-size: 12px;
  transition: transform 0.3s ease;
}

.more-card-link:hover {
  gap: 12px;
  color: var(--primary);
}

/* ========== CTA Section ========== */
.cta-section {
  padding: 70px 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
}

.cta-box {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  color: #fff;
}

.cta-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent), #f7cf7a);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 24px;
  color: var(--primary-dark);
  box-shadow: 0 10px 30px rgba(240, 168, 58, 0.35);
}

.cta-box h2 {
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 15px;
  margin-bottom: 28px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

.btn-cta-light {
  background: var(--accent);
  color: var(--primary-dark);
  border-radius: 50px;
  padding: 12px 30px;
  font-weight: 700;
  border: 2px solid var(--accent);
  transition: var(--transition);
}

.btn-cta-light:hover {
  background: #f7cf7a;
  border-color: #f7cf7a;
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(240, 168, 58, 0.35);
}

.btn-cta-outline {
  background: transparent;
  color: #fff;
  border-radius: 50px;
  padding: 12px 30px;
  font-weight: 700;
  border: 2px solid rgba(255, 255, 255, 0.4);
  transition: var(--transition);
}

.btn-cta-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* ========== Footer ========== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 70px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.site-footer .container {
  padding-bottom: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand .logo-icon {
  font-size: 30px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.5);
  max-width: 420px;
  margin-bottom: 0;
}

.footer-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

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

.footer-links li a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  transition: var(--transition);
  display: inline-block;
}

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

.footer-contact ul li a {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  transition: var(--transition);
}

.footer-contact ul li a:hover {
  background: var(--accent);
  color: var(--primary-dark) !important;
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
  margin: 0;
}

/* ========== Responsive ========== */
@media (max-width: 1199.98px) {
  .header-nav-link {
    font-size: 13px;
    padding: 8px 10px;
  }
  .logo-text {
    font-size: 18px;
  }
  .article-content,
  .article-footer-bar,
  .article-pagination {
    padding-left: 32px;
    padding-right: 32px;
  }
}

@media (max-width: 991.98px) {
  .header-row {
    flex-wrap: wrap;
    gap: 4px;
  }
  .header-nav-wrap {
    display: none;
    order: 3;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 10px 0 6px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: 4px;
  }
  .header-nav-wrap.open {
    display: flex;
  }
  .header-nav-link {
    width: 100%;
    border-radius: 10px;
    padding: 11px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  }
  .mobile-menu-btn {
    display: inline-flex;
  }
  .header-logo {
    margin-right: 6px;
  }
  .article-sidebar {
    position: static;
    margin-top: 28px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }
  .sidebar-widget:last-child {
    grid-column: span 2;
  }
  .page-banner {
    padding: 50px 0 44px;
  }
}

@media (max-width: 767.98px) {
  .article-main {
    padding: 36px 0;
  }
  .article-content {
    padding: 26px 22px;
  }
  .article-footer-bar,
  .article-pagination {
    padding: 20px 22px;
  }
  .article-pagination {
    flex-direction: column;
    align-items: stretch;
  }
  .pagination-btn {
    justify-content: center;
  }
  .more-section {
    padding: 44px 0;
  }
  .more-header {
    margin-bottom: 30px;
  }
  .cta-section {
    padding: 46px 0;
  }
  .site-footer {
    padding-top: 50px;
  }
}

@media (max-width: 575.98px) {
  .header-row {
    padding: 10px 0;
    min-height: 64px;
  }
  .logo-text {
    font-size: 16px;
  }
  .header-nav-wrap {
    gap: 0;
  }
  .page-banner {
    padding: 40px 0 36px;
  }
  .breadcrumb-nav {
    margin-bottom: 16px;
  }
  .banner-title {
    font-size: 1.35rem;
  }
  .banner-meta {
    gap: 12px;
    font-size: 13px;
  }
  .article-sidebar {
    grid-template-columns: 1fr;
  }
  .sidebar-widget:last-child {
    grid-column: span 1;
  }
  .sidebar-widget {
    padding: 22px;
  }
  .footer-bottom p {
    font-size: 12px;
  }
}

@media (max-width: 520px) {
  .header-logo {
    padding: 0 10px;
  }
  .logo-text {
    font-size: 15px;
    letter-spacing: 1px;
  }
  .article-content {
    padding: 22px 18px;
  }
  .article-content p {
    font-size: 15px;
    line-height: 1.9;
  }
  .more-card-img {
    height: 160px;
  }
  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }
  .btn-cta-light,
  .btn-cta-outline {
    width: 100%;
    text-align: center;
  }
}

/* roulang page: category2 */
:root {
  --primary: #d4a639;
  --primary-dark: #b8912e;
  --primary-light: #ffe9a7;
  --secondary: #0f1f3d;
  --secondary-light: #1c2e52;
  --accent: #e8633a;
  --bg: #f6f3ee;
  --bg-white: #ffffff;
  --bg-dark: #0a1428;
  --text: #1d2129;
  --text-weak: #6b7280;
  --border: #e8e3dc;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(15, 31, 61, 0.08);
  --shadow-hover: 0 16px 40px rgba(15, 31, 61, 0.14);
  --transition: all 0.3s ease;
  --font-base: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-base); background: var(--bg); color: var(--text); line-height: 1.7; overflow-x: hidden; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
.container { max-width: 1220px; padding-left: 20px; padding-right: 20px; margin: 0 auto; }
.site-header { background: rgba(255,255,255,0.97); backdrop-filter: blur(16px); position: sticky; top: 0; z-index: 1000; border-bottom: 1px solid rgba(0,0,0,0.05); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; height: 74px; position: relative; }
.header-nav-wrap { display: flex; align-items: center; gap: 8px; flex: 1; }
.header-nav-wrap:first-child { justify-content: flex-end; }
.header-nav-wrap:last-child { justify-content: flex-start; }
.header-nav-link { display: inline-flex; align-items: center; padding: 8px 16px; font-size: 15px; font-weight: 500; color: var(--text); border-radius: 50px; white-space: nowrap; transition: var(--transition); }
.header-nav-link i { font-size: 13px; margin-right: 6px; opacity: 0.85; }
.header-nav-link:hover { color: var(--primary); background: rgba(212,166,57,0.1); }
.header-nav-link.active { color: var(--primary-dark); background: rgba(212,166,57,0.15); font-weight: 600; }
.header-logo { display: flex; align-items: center; gap: 10px; padding: 0 10px; flex-shrink: 0; }
.logo-icon { width: 44px; height: 44px; background: var(--primary); background: linear-gradient(135deg, #e8c65a 0%, var(--primary) 50%, var(--primary-dark) 100%); border-radius: 14px; display: flex; align-items: center; justify-content: center; color: #0a1428; font-size: 20px; box-shadow: 0 4px 14px rgba(212,166,57,0.35); }
.logo-text { font-size: 20px; font-weight: 800; letter-spacing: 1px; color: var(--secondary); white-space: nowrap; }
.mobile-menu-btn { display: none; background: transparent; border: 1px solid var(--border); border-radius: var(--radius-sm); width: 42px; height: 42px; align-items: center; justify-content: center; font-size: 18px; color: var(--secondary); cursor: pointer; }
.page-banner { position: relative; background: linear-gradient(120deg, var(--secondary) 0%, var(--secondary-light) 55%, #2a4173 100%); padding: 70px 0 88px; color: #fff; overflow: hidden; }
.page-banner::before { content: ''; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-1.png'); background-size: cover; background-position: center; opacity: 0.18; }
.page-banner::after { content: ''; position: absolute; bottom: -70px; right: -40px; width: 340px; height: 340px; border-radius: 50%; border: 42px solid rgba(255,255,255,0.05); }
.page-banner .banner-inner { position: relative; z-index: 2; }
.breadcrumb-nav { font-size: 14px; color: rgba(255,255,255,0.55); margin-bottom: 22px; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb-nav a { color: rgba(255,255,255,0.55); }
.breadcrumb-nav a:hover { color: var(--primary-light); }
.breadcrumb-nav .sep { margin: 0 4px; opacity: 0.6; }
.page-banner h1 { font-size: 42px; font-weight: 800; line-height: 1.25; margin-bottom: 14px; letter-spacing: 1px; }
.page-banner h1 span { color: var(--primary-light); }
.page-banner .banner-sub { font-size: 17px; max-width: 620px; color: rgba(255,255,255,0.75); margin-bottom: 26px; }
.banner-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.banner-tag { display: inline-block; padding: 5px 14px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.15); border-radius: 50px; font-size: 13px; color: rgba(255,255,255,0.85); }
.section-padding { padding: 90px 0; }
.section-title-wrap { margin-bottom: 48px; }
.section-tag { display: inline-block; padding: 4px 14px; background: rgba(212,166,57,0.12); color: var(--primary-dark); border-radius: 50px; font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 14px; }
.section-title { font-size: 34px; font-weight: 800; color: var(--secondary); line-height: 1.3; margin-bottom: 12px; }
.section-sub { font-size: 16px; color: var(--text-weak); max-width: 680px; }
.step-card { background: #fff; border-radius: var(--radius); padding: 34px 26px; height: 100%; border: 1px solid var(--border); box-shadow: var(--shadow); transition: var(--transition); position: relative; overflow: hidden; }
.step-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--primary); background: linear-gradient(90deg, var(--primary), var(--accent)); opacity: 0; transition: var(--transition); }
.step-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-6px); }
.step-card:hover::before { opacity: 1; }
.step-num { position: absolute; top: 22px; right: 24px; font-size: 44px; font-weight: 800; color: rgba(15,31,61,0.06); line-height: 1; }
.step-icon { width: 56px; height: 56px; background: linear-gradient(135deg, #e8c65a, var(--primary)); border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--secondary); margin-bottom: 20px; box-shadow: 0 6px 16px rgba(212,166,57,0.3); }
.step-card h3 { font-size: 20px; font-weight: 700; color: var(--secondary); margin-bottom: 10px; }
.step-card p { font-size: 14px; color: var(--text-weak); margin-bottom: 14px; }
.step-card .step-list { list-style: none; padding: 0; }
.step-card .step-list li { font-size: 14px; color: #4b5563; padding: 4px 0; display: flex; gap: 8px; align-items: flex-start; }
.step-card .step-list li i { color: var(--primary); font-size: 12px; margin-top: 5px; }
.feature-section { background: #fff; }
.feature-card { background: var(--bg); border-radius: var(--radius); padding: 32px 24px; height: 100%; border: 1px solid var(--border); transition: var(--transition); }
.feature-card:hover { background: #fff; box-shadow: var(--shadow-hover); transform: translateY(-5px); }
.feature-icon { width: 52px; height: 52px; background: rgba(212,166,57,0.12); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 22px; color: var(--primary-dark); margin-bottom: 18px; }
.feature-card h3 { font-size: 18px; font-weight: 700; color: var(--secondary); margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: var(--text-weak); }
.guide-panel { background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); margin-bottom: 28px; transition: var(--transition); }
.guide-panel:hover { box-shadow: var(--shadow-hover); }
.guide-panel-header { display: flex; align-items: center; gap: 18px; padding: 24px 30px; cursor: pointer; background: #fafaf8; border-bottom: 1px solid var(--border); transition: var(--transition); }
.guide-panel-header:hover { background: rgba(212,166,57,0.06); }
.guide-panel-icon { width: 46px; height: 46px; background: linear-gradient(135deg, var(--primary-light), rgba(212,166,57,0.2)); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 18px; color: var(--primary-dark); flex-shrink: 0; }
.guide-panel-title { flex: 1; font-size: 17px; font-weight: 700; color: var(--secondary); margin: 0; }
.guide-panel-body { padding: 28px 30px; border-top: 1px dotted var(--border); }
.guide-panel-body p { font-size: 15px; color: #4b5563; margin-bottom: 12px; }
.guide-panel-body ul { list-style: none; padding: 0; }
.guide-panel-body ul li { padding: 6px 0; font-size: 14px; color: #4b5563; padding-left: 20px; position: relative; }
.guide-panel-body ul li::before { content: '◆'; position: absolute; left: 0; top: 6px; font-size: 10px; color: var(--primary); }
.notice-card { background: linear-gradient(120deg, #fdf8ee, #fcf3e0); border: 1px solid rgba(212,166,57,0.2); border-radius: var(--radius); padding: 28px 30px; display: flex; gap: 20px; align-items: flex-start; }
.notice-card.icon { font-size: 30px; color: var(--primary); flex-shrink: 0; padding-top: 4px; }
.notice-card h4 { font-size: 16px; font-weight: 700; color: var(--secondary); margin-bottom: 6px; }
.notice-card p { font-size: 14px; color: #6b7280; margin: 0; }
.tip-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.tip-item { background: var(--bg); border-radius: var(--radius-sm); padding: 16px 18px; display: flex; gap: 12px; align-items: flex-start; }
.tip-item i { color: var(--primary); font-size: 16px; margin-top: 3px; }
.tip-item span { font-size: 14px; color: #4b5563; }
.cta-section { position: relative; overflow: hidden; background: linear-gradient(120deg, var(--secondary) 0%, #15294d 60%, var(--secondary-light) 100%); padding: 76px 0; color: #fff; }
.cta-section::before { content: ''; position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.png'); background-size: cover; background-position: center; opacity: 0.12; }
.cta-inner { position: relative; text-align: center; max-width: 640px; margin: 0 auto; }
.cta-inner h2 { font-size: 34px; font-weight: 800; margin-bottom: 14px; }
.cta-inner p { font-size: 16px; color: rgba(255,255,255,0.75); margin-bottom: 28px; }
.btn-custom { display: inline-flex; align-items: center; gap: 10px; padding: 13px 34px; border-radius: 50px; font-size: 15px; font-weight: 700; border: none; transition: var(--transition); }
.btn-warm { background: var(--primary); color: var(--secondary); box-shadow: 0 8px 24px rgba(212,166,57,0.4); }
.btn-warm:hover { background: #e8c65a; transform: translateY(-3px); color: var(--secondary); box-shadow: 0 12px 30px rgba(212,166,57,0.5); }
.btn-outline-light-custom { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.4); }
.btn-outline-light-custom:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-3px); }
.faq-section { background: #fff; }
.faq-item { border: 1px solid var(--border); border-radius: 14px; margin-bottom: 14px; overflow: hidden; background: #fff; transition: var(--transition); }
.faq-item:hover { border-color: rgba(212,166,57,0.4); box-shadow: 0 4px 16px rgba(15,31,61,0.05); }
.faq-question { display: flex; align-items: center; gap: 14px; padding: 20px 24px; cursor: pointer; font-weight: 600; color: var(--secondary); font-size: 16px; }
.faq-question i { color: var(--primary); font-size: 15px; width: 20px; text-align: center; transition: transform 0.3s ease; }
.faq-question .fa-chevron-down { margin-left: auto; font-size: 14px; color: var(--text-weak); transition: transform 0.3s ease; }
.faq-item.active .fa-chevron-down { transform: rotate(180deg); }
.faq-answer { padding: 0 24px 20px 58px; font-size: 14px; color: var(--text-weak); display: none; }
.faq-item.active .faq-answer { display: block; }
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,0.75); padding: 70px 0 0; }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-brand .logo-icon { background: var(--primary); color: var(--secondary); }
.footer-brand .logo-text { font-size: 22px; font-weight: 800; color: #fff; }
.footer-desc { font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.8; max-width: 400px; }
.footer-contact ul { list-style: none; padding: 0; margin: 0; display: flex; gap: 14px; flex-wrap: wrap; }
.footer-contact a { display: inline-flex; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,0.08); align-items: center; justify-content: center; color: rgba(255,255,255,0.5) !important; font-size: 15px; }
.footer-contact a:hover { background: var(--primary); color: var(--secondary) !important; transform: translateY(-2px); }
.footer-title { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 18px; position: relative; padding-bottom: 10px; }
.footer-title::after { content: ''; position: absolute; left: 0; bottom: 0; width: 28px; height: 3px; border-radius: 2px; background: var(--primary); }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { display: inline-flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.5); font-size: 14px; transition: var(--transition); }
.footer-links a::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); opacity: 0.6; transition: var(--transition); }
.footer-links a:hover { color: var(--primary-light); padding-left: 4px; }
.footer-links a:hover::before { opacity: 1; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); margin-top: 50px; padding: 22px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,0.35); }
.col-img-card { border-radius: 18px; overflow: hidden; box-shadow: var(--shadow-hover); position: relative; }
.col-img-card img { width: 100%; height: 300px; object-fit: cover; transition: transform 0.6s ease; }
.col-img-card:hover img { transform: scale(1.03); }
.col-img-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(15,31,61,0.8) 0%, transparent 60%); display: flex; align-items: flex-end; padding: 24px; color: #fff; }
.col-img-overlay span { font-size: 17px; font-weight: 700; }
@media (max-width: 1024px) {
  .header-nav-link { padding: 6px 10px; font-size: 14px; }
  .logo-text { font-size: 17px; }
  .page-banner h1 { font-size: 34px; }
  .section-title { font-size: 28px; }
  .section-padding { padding: 70px 0; }
}
@media (max-width: 768px) {
  .header-row { height: auto; padding: 12px 0; flex-wrap: wrap; }
  .header-logo { order: 0; margin: 0 auto; }
  .header-nav-wrap { display: none; width: 100%; order: 3; flex-direction: column; gap: 4px; padding-top: 10px; }
  .header-nav-wrap.show { display: flex; }
  .header-nav-wrap:first-child { justify-content: flex-start; }
  .header-nav-wrap:last-child { justify-content: flex-start; }
  .header-nav-link { width: 100%; padding: 10px 14px; font-size: 15px; border-radius: 10px; }
  .mobile-menu-btn { display: flex; order: 1; }
  .page-banner { padding: 54px 0 70px; }
  .page-banner h1 { font-size: 28px; }
  .banner-sub { font-size: 15px; }
  .section-padding { padding: 56px 0; }
  .section-title { font-size: 24px; }
  .tip-grid { grid-template-columns: 1fr; }
  .guide-panel-body { padding: 20px 20px; }
  .guide-panel-header { padding: 18px 20px; }
  .cta-inner h2 { font-size: 26px; }
  .btn-custom { padding: 11px 24px; font-size: 14px; }
}
@media (max-width: 520px) {
  .section-title { font-size: 21px; }
  .page-banner h1 { font-size: 24px; }
  .page-banner { padding: 44px 0 56px; }
  .banner-tag { font-size: 12px; }
  .step-card { padding: 24px 18px; }
  .guide-panel-title { font-size: 15px; }
  .guide-panel-body ul li { font-size: 13px; }
  .footer-links a { font-size: 13px; }
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
:root {
  --primary: #f0a83a;
  --primary-light: #f8c96b;
  --primary-dark: #d18a1c;
  --dark-bg: #141c2f;
  --dark-bg-2: #1c2742;
  --body-bg: #f6f7fb;
  --white: #ffffff;
  --text: #1e2a3a;
  --text-muted: #64748b;
  --border: #e8edf3;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(20, 28, 47, 0.06);
  --shadow: 0 8px 30px rgba(20, 28, 47, 0.10);
  --shadow-lg: 0 16px 48px rgba(20, 28, 47, 0.14);
  --transition: all .3s ease;
  --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  background: var(--body-bg);
  color: var(--text);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
a:hover { text-decoration: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }
button, input, select, textarea { font-family: inherit; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ===== 通用容器与区块 ===== */
.container { max-width: 1200px; }
.section { padding: 84px 0; }
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 52px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(240, 168, 58, 0.12);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  padding: 6px 18px;
  border-radius: 40px;
  margin-bottom: 14px;
}
.section-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--dark-bg);
  line-height: 1.35;
  margin: 0 0 14px;
}
.section-sub {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.8;
  margin: 0;
}

/* ===== 按钮 ===== */
.btn-custom {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, #f7bd53 0%, #e69828 100%);
  color: #1e2a3a;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: 60px;
  padding: 13px 34px;
  box-shadow: 0 6px 18px rgba(240, 168, 58, 0.35);
  transition: var(--transition);
  cursor: pointer;
}
.btn-custom:hover {
  background: linear-gradient(135deg, #f8c96b 0%, #f0a83a 100%);
  color: #141c2f;
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(240, 168, 58, 0.45);
}
.btn-custom:active { transform: translateY(0); box-shadow: 0 4px 14px rgba(240, 168, 58, 0.35); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: transparent;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid rgba(255,255,255,0.7);
  border-radius: 60px;
  padding: 12px 30px;
  transition: var(--transition);
  cursor: pointer;
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: #fff;
  transform: translateY(-2px);
}

/* ===== 导航 ===== */
.site-header {
  background: rgba(20, 28, 47, 0.96);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 1080;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 4px 24px rgba(0,0,0,0.20);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 8px 0;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  padding: 6px 12px;
  border-radius: 50px;
  transition: var(--transition);
}
.header-logo:hover { background: rgba(255,255,255,0.06); }
.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f7bd53, #d18a1c);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #141c2f;
  font-size: 19px;
  box-shadow: 0 4px 14px rgba(240,168,58,0.35);
}
.logo-text {
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.header-nav-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}
.header-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.78);
  font-size: 14.5px;
  font-weight: 500;
  padding: 9px 16px;
  border-radius: 40px;
  transition: var(--transition);
  white-space: nowrap;
}
.header-nav-link i { font-size: 13px; opacity: 0.85; }
.header-nav-link:hover { color: var(--primary-light); background: rgba(255,255,255,0.06); }
.header-nav-link.active {
  color: #141c2f;
  background: linear-gradient(135deg, #f7bd53, #e69828);
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(240,168,58,0.30);
}
.mobile-menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: 18px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.mobile-menu-btn:hover { background: rgba(255,255,255,0.14); }
.mobile-dropdown {
  display: none;
  background: var(--dark-bg);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 12px 20px 20px;
}
.mobile-dropdown.open { display: block; }
.mobile-dropdown a {
  display: block;
  color: rgba(255,255,255,0.85);
  padding: 12px 16px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 4px;
}
.mobile-dropdown a:hover { background: rgba(255,255,255,0.08); color: var(--primary-light); }
.mobile-dropdown a.active { background: rgba(240,168,58,0.14); color: var(--primary-light); }

/* ===== 内页 Hero ===== */
.page-hero {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') no-repeat center center / cover;
  padding: 110px 0 100px;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,28,47,0.82) 0%, rgba(20,28,47,0.68) 70%, rgba(20,28,47,0.82) 100%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero-content { max-width: 760px; }
.small-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 40px;
  padding: 6px 20px;
  color: #f8c96b;
  font-size: 13px;
  font-weight: 500;
  backdrop-filter: blur(8px);
  margin-bottom: 22px;
}
.page-hero h1 {
  color: #fff;
  font-size: 42px;
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 18px;
}
.page-hero h1 span { color: var(--primary-light); }
.page-hero p.lead {
  color: rgba(255,255,255,0.85);
  font-size: 17px;
  line-height: 1.9;
  margin-bottom: 36px;
}
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  background: rgba(255,255,255,0.08);
  border-radius: 40px;
  padding: 8px 20px;
}
.breadcrumb a { color: rgba(255,255,255,0.85); }
.breadcrumb a:hover { color: var(--primary-light); }
.breadcrumb i { font-size: 12px; opacity: 0.6; }

/* ===== 活动分类入口 ===== */
.cat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 34px 26px;
  text-align: center;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}
.cat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transform-origin: center;
  transition: var(--transition);
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.cat-card:hover::after { transform: scaleX(1); }
.cat-icon {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(240,168,58,0.14), rgba(240,168,58,0.05));
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 18px;
  transition: var(--transition);
}
.cat-card:hover .cat-icon { background: linear-gradient(135deg, #f7bd53, #e69828); color: #141c2f; transform: scale(1.05); }
.cat-card h3 { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.cat-card p { font-size: 14px; color: var(--text-muted); margin-bottom: 0; line-height: 1.7; }
.cat-card .cat-num {
  display: inline-block;
  margin-top: 12px;
  font-size: 12px;
  color: var(--primary-dark);
  background: rgba(240,168,58,0.12);
  border-radius: 40px;
  padding: 3px 14px;
  font-weight: 500;
}

/* ===== 热门活动卡片 ===== */
.activity-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.activity-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.activity-card-img { position: relative; overflow: hidden; aspect-ratio: 16 / 10; }
.activity-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.activity-card:hover .activity-card-img img { transform: scale(1.06); }
.activity-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,28,47,0) 45%, rgba(20,28,47,0.35) 100%);
}
.act-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  background: linear-gradient(135deg, #f7bd53, #e69828);
  color: #141c2f;
  font-size: 12.5px;
  font-weight: 600;
  padding: 5px 16px;
  border-radius: 40px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.act-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  background: rgba(20,28,47,0.78);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 12px;
  padding: 5px 14px;
  border-radius: 40px;
  border: 1px solid rgba(255,255,255,0.15);
}
.activity-card-body { padding: 24px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.activity-card-body h3 { font-size: 19px; font-weight: 600; margin-bottom: 10px; }
.activity-card-body p { font-size: 14.5px; color: var(--text-muted); line-height: 1.75; margin-bottom: 0; }
.activity-card-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.point-chip {
  background: #f5f7fa;
  border: 1px solid #eef1f5;
  color: #455a74;
  font-size: 12.5px;
  font-weight: 500;
  padding: 4px 14px;
  border-radius: 40px;
}
.act-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 14px;
  margin-top: 18px;
  transition: var(--transition);
}
.act-link i { transition: transform 0.3s ease; }
.act-link:hover { color: var(--primary); }
.act-link:hover i { transform: translateX(4px); }

/* ===== 参与流程 ===== */
.process-section { background: var(--dark-bg); position: relative; overflow: hidden; }
.process-section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,168,58,0.16), transparent 65%);
  top: -180px;
  right: -100px;
}
.process-section .section-title,
.process-section .section-sub { color: #fff; }
.process-section .section-sub { color: rgba(255,255,255,0.7); }
.process-section .section-tag { background: rgba(240,168,58,0.18); }
.process-card {
  position: relative;
  text-align: center;
  padding: 36px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg);
  height: 100%;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}
.process-card:hover { background: rgba(255,255,255,0.07); border-color: rgba(240,168,58,0.4); transform: translateY(-4px); }
.process-num {
  width: 52px;
  height: 52px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, #f7bd53, #d18a1c);
  color: #141c2f;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(240,168,58,0.3);
}
.process-card h3 { color: #fff; font-size: 17px; font-weight: 600; margin-bottom: 10px; }
.process-card p { color: rgba(255,255,255,0.65); font-size: 14px; margin-bottom: 0; line-height: 1.7; }
.process-arrow {
  position: absolute;
  top: 50%;
  right: -18px;
  transform: translateY(-50%);
  color: rgba(240,168,58,0.6);
  font-size: 18px;
  z-index: 2;
}

/* ===== 数据统计 ===== */
.stats-section { background: linear-gradient(180deg, var(--body-bg) 0%, #fff 100%); padding: 70px 0; }
.stat-item { text-align: center; padding: 20px; }
.stat-num {
  font-size: 44px;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.2;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}
.stat-num .plus { font-size: 28px; }
.stat-label { font-size: 14px; color: var(--text-muted); margin-top: 8px; font-weight: 500; }

/* ===== 活动规则 ===== */
.rules-section { background: #fff; }
.rules-wrap {
  display: flex;
  align-items: center;
  gap: 48px;
}
.rules-img {
  flex: 0 0 46%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.rules-img img { width: 100%; height: 100%; object-fit: cover; min-height: 380px; }
.rules-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,28,47,0) 55%, rgba(20,28,47,0.55) 100%);
}
.rules-img-tag {
  position: absolute;
  bottom: 20px;
  left: 24px;
  z-index: 2;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}
.rules-img-tag i { color: var(--primary-light); }
.rules-list { flex: 1; }
.rules-list .section-tag { background: rgba(240,168,58,0.12); }
.rules-list h2 { font-size: 30px; font-weight: 700; margin-bottom: 26px; line-height: 1.35; }
.rule-item {
  display: flex;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid #f0f1f4;
}
.rule-item:last-child { border-bottom: none; }
.rule-item-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(240,168,58,0.12);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  margin-top: 2px;
}
.rule-item h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.rule-item p { font-size: 14px; color: var(--text-muted); margin: 0; line-height: 1.7; }

/* ===== FAQ ===== */
.faq-section { background: var(--body-bg); }
.accordion-item {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  margin-bottom: 14px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.accordion-button {
  font-size: 16px;
  font-weight: 600;
  color: var(--text) !important;
  background: #fff;
  padding: 18px 24px;
  border: none;
  box-shadow: none !important;
  border-radius: var(--radius) !important;
}
.accordion-button:not(.collapsed) {
  color: var(--primary-dark) !important;
  background: rgba(240,168,58,0.06);
}
.accordion-button:focus { box-shadow: none !important; }
.accordion-button::after {
  background-size: 16px;
  filter: sepia(1) saturate(3) hue-rotate(-10deg);
}
.accordion-body {
  padding: 6px 24px 22px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  background: #fff;
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  background: url('/assets/images/backpic/back-3.png') no-repeat center center / cover;
  padding: 96px 0;
  text-align: center;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(20,28,47,0.94) 0%, rgba(28,39,66,0.86) 100%);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 {
  color: #fff;
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 14px;
}
.cta-section p {
  color: rgba(255,255,255,0.75);
  font-size: 16.5px;
  max-width: 560px;
  margin: 0 auto 32px;
  line-height: 1.8;
}
.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-note {
  margin-top: 22px;
  color: rgba(255,255,255,0.45);
  font-size: 13px;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--dark-bg);
  color: #fff;
  padding: 64px 0 0;
}
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand .logo-text { font-size: 20px; }
.footer-desc { color: rgba(255,255,255,0.55); font-size: 14.5px; line-height: 1.8; max-width: 360px; }
.footer-contact ul { display: flex; gap: 14px; flex-wrap: wrap; padding: 0; margin: 20px 0 0; }
.footer-contact ul li { list-style: none; }
.footer-contact ul li a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.65);
  font-size: 15px;
  transition: var(--transition);
}
.footer-contact ul li a:hover { background: linear-gradient(135deg, #f7bd53, #e69828); color: #141c2f; border-color: transparent; transform: translateY(-3px); }
.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 22px;
  position: relative;
  padding-bottom: 12px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 32px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
}
.footer-links li { margin-bottom: 10px; }
.footer-links li a {
  color: rgba(255,255,255,0.55);
  font-size: 14.5px;
  transition: var(--transition);
}
.footer-links li a:hover { color: var(--primary-light); padding-left: 6px; }
.footer-bottom {
  margin-top: 50px;
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}
.footer-bottom p { color: rgba(255,255,255,0.4); font-size: 13.5px; margin: 0; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .header-nav-link { padding: 8px 12px; font-size: 14px; }
  .section { padding: 70px 0; }
  .page-hero h1 { font-size: 36px; }
  .process-arrow { display: none; }
  .rules-wrap { gap: 30px; }
}

@media (max-width: 768px) {
  .header-row { min-height: 68px; }
  .header-nav-wrap { display: none; }
  .mobile-menu-btn { display: flex; }
  .header-logo { order: -1; flex: 1; padding-left: 0; }
  .header-row { justify-content: space-between; }
  .section { padding: 56px 0; }
  .section-title { font-size: 27px; }
  .section-sub { font-size: 15px; }
  .page-hero { padding: 76px 0 68px; }
  .page-hero h1 { font-size: 30px; }
  .page-hero p.lead { font-size: 15.5px; }
  .rules-wrap { flex-direction: column; gap: 30px; }
  .rules-img { flex: 0 0 auto; width: 100%; }
  .rules-img img { min-height: 260px; }
  .rules-list h2 { font-size: 25px; }
  .cta-section h2 { font-size: 28px; }
  .stats-section { padding: 50px 0; }
  .stat-num { font-size: 36px; }
  .footer-bottom p { font-size: 12.5px; }
  .container { padding-left: 20px; padding-right: 20px; }
}

@media (max-width: 520px) {
  body { font-size: 15px; }
  .logo-text { font-size: 16px; }
  .logo-icon { width: 36px; height: 36px; font-size: 16px; }
  .section-title { font-size: 24px; }
  .page-hero h1 { font-size: 25px; }
  .page-hero p.lead { font-size: 14.5px; }
  .cat-card { padding: 26px 18px; }
  .activity-card-body h3 { font-size: 17px; }
  .btn-custom { padding: 12px 26px; font-size: 14px; }
  .cta-section { padding: 70px 0; }
  .cta-section h2 { font-size: 24px; }
  .cta-btns { flex-direction: column; align-items: center; }
  .breadcrumb { font-size: 13px; }
}