/* roulang page: index */
:root {
  --primary: #1f5a4a;
  --primary-hover: #2a6f5c;
  --gold: #c9a45c;
  --bg-dark: #0c0e10;
  --bg-main: #121417;
  --bg-section: #171a1e;
  --card-bg: #1a1d21;
  --text-main: #ece8e0;
  --text-secondary: #a7a29a;
  --text-muted: #6f6a64;
  --border: rgba(255, 255, 255, 0.08);
  --radius-lg: 16px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.6);
  --transition: 0.2s ease;
  --bs-body-bg: #121417;
  --bs-body-color: #ece8e0;
  --bs-primary-rgb: 31, 90, 74;
  --bs-link-color: #ece8e0;
  --bs-link-hover-color: #1f5a4a;
  --bs-border-radius: 16px;
  --bs-border-color: rgba(255, 255, 255, 0.08);
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--bg-main);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover {
  color: var(--primary-hover);
}
img {
  max-width: 100%;
  display: block;
}
button,
input {
  font-family: inherit;
}
h1,
h2,
h3,
h4 {
  margin: 0 0 0.5em;
  line-height: 1.3;
}
h1,
h2 {
  font-family: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', serif;
  font-weight: 700;
  letter-spacing: 0.02em;
}
h1 {
  font-size: 48px;
}
h2 {
  font-size: 34px;
}
h3 {
  font-size: 22px;
  font-weight: 600;
}
p {
  margin: 0 0 1em;
}
.container-lg {
  max-width: 1200px;
  padding-left: 20px;
  padding-right: 20px;
  margin-left: auto;
  margin-right: auto;
}
.btn {
  --bs-btn-padding-y: 0.55rem;
  --bs-btn-padding-x: 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition);
  text-decoration: none;
  cursor: pointer;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: #fff;
  filter: brightness(1.12);
}
.btn-outline-light-custom {
  background: transparent;
  color: var(--text-main);
  border-color: rgba(255, 255, 255, 0.4);
}
.btn-outline-light-custom:hover {
  border-color: var(--gold);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}
.text-link {
  color: var(--text-main);
  font-weight: 500;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s ease, gap 0.2s ease;
}
.text-link i {
  transition: transform 0.2s ease;
}
.text-link:hover {
  color: var(--primary-hover);
  gap: 10px;
}
.text-link:hover i {
  transform: translateX(4px);
}
.badge-category,
.badge-gold {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.03em;
}
.badge-category {
  background: rgba(255, 255, 255, 0.1);
  color: #d5d0c8;
}
.badge-gold {
  background: var(--gold);
  color: #121417;
}
/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1050;
  background: rgba(18, 20, 23, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.3s ease, border-color 0.3s ease;
}
.site-header.scrolled {
  background: rgba(18, 20, 23, 0.98);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}
.header-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 6px;
  line-height: 1;
  flex-shrink: 0;
}
.brand-main {
  font-family: 'Noto Serif SC', serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.02em;
}
.brand-sub {
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: 0.06em;
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  padding-left: 8px;
  line-height: 1.4;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-list .nav-link-custom {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: all var(--transition);
}
.nav-list .nav-link-custom:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.04);
}
.nav-list .nav-link-custom.active {
  background: var(--primary);
  color: #fff;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.countdown-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(201, 164, 92, 0.35);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: 13px;
  color: var(--text-secondary);
}
.countdown-time {
  font-family: 'Inter', monospace;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.05em;
}
.countdown-time.flip {
  animation: countFlip 0.3s ease;
}
@keyframes countFlip {
  0% {
    transform: translateY(-4px);
    opacity: 0.6;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}
.online-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}
.online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4caf50;
  box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2);
  animation: pulseDot 2s infinite;
}
@keyframes pulseDot {
  0%, 100% {
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.3);
  }
  50% {
    box-shadow: 0 0 0 5px rgba(76, 175, 80, 0.1);
  }
}
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  font-size: 20px;
  cursor: pointer;
  transition: background 0.2s;
}
.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}
.mobile-drawer {
  background: var(--bg-dark);
  color: var(--text-main);
  width: 300px;
}
.mobile-drawer .offcanvas-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 24px;
}
.mobile-drawer .drawer-brand {
  font-family: 'Noto Serif SC', serif;
  font-size: 22px;
  font-weight: 700;
}
.mobile-drawer .drawer-brand small {
  font-family: 'PingFang SC', sans-serif;
  font-size: 13px;
  color: var(--text-secondary);
  margin-left: 6px;
  font-weight: 400;
}
.mobile-drawer .btn-close {
  filter: invert(1);
  opacity: 0.7;
}
.mobile-drawer .drawer-menu {
  list-style: none;
  margin: 0;
  padding: 12px 0;
}
.mobile-drawer .drawer-menu .menu-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  font-size: 20px;
  color: var(--text-main);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: background 0.2s;
}
.mobile-drawer .drawer-menu .menu-link:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}
.mobile-drawer .drawer-menu .menu-link.active {
  color: var(--gold);
}
.mobile-drawer .drawer-cta {
  padding: 24px;
}
.drawer-online {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 12px;
}
/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  background-image: linear-gradient(rgba(12, 14, 16, 0.25) 0%, rgba(12, 14, 16, 0.55) 50%, rgba(12, 14, 16, 0.82) 100%), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  padding: 140px 0 80px;
}
.hero-content {
  max-width: 680px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(31, 90, 74, 0.5);
  border: 1px solid rgba(201, 164, 92, 0.4);
  color: var(--gold);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
}
.hero-title {
  font-size: 48px;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 20px;
}
.hero-title .highlight {
  color: var(--gold);
}
.hero-subtitle {
  font-size: 18px;
  color: rgba(236, 232, 224, 0.85);
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.6);
  font-size: 24px;
  animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(8px);
  }
}
.animate-up {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 0.9s ease forwards;
}
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.animate-delay-1 {
  animation-delay: 0.1s;
}
.animate-delay-2 {
  animation-delay: 0.2s;
}
.animate-delay-3 {
  animation-delay: 0.3s;
}
/* Sections */
.section {
  padding: 96px 0;
}
.section-alt {
  background: var(--bg-section);
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--gold);
  text-transform: none;
  margin-bottom: 12px;
}
.section-heading {
  margin-bottom: 20px;
}
.section-desc {
  color: var(--text-secondary);
  font-size: 16px;
}
.asymmetry-row {
  display: grid;
  grid-template-columns: 4fr 8fr;
  gap: 48px;
}
/* Value cards */
.value-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  height: 100%;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.value-card:hover {
  transform: translateY(-6px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
}
.value-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(31, 90, 74, 0.25);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}
.value-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}
.value-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}
/* Feature cards */
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
}
.feature-icon {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(31, 90, 74, 0.25);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
}
.feature-body {
  padding-top: 56px;
}
.feature-card h3 {
  font-size: 20px;
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 0;
}
/* Scenario */
.scenario-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.scenario-image-wrap img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.scenario-image-wrap:hover img {
  transform: scale(1.02);
}
.scenario-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--gold);
  color: #121417;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}
.scenario-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.scenario-item {
  display: flex;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.scenario-item:last-child {
  border-bottom: none;
}
.scenario-num {
  font-family: 'Noto Serif SC', serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  flex-shrink: 0;
  min-width: 52px;
}
.scenario-item h3 {
  font-size: 18px;
  margin-bottom: 4px;
}
.scenario-item p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 0;
}
/* Stats */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 64px;
}
.stat-item {
  text-align: center;
  padding: 24px 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.stat-number {
  font-family: 'Inter', sans-serif;
  font-size: 56px;
  font-weight: 600;
  color: var(--gold);
  line-height: 1.1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
}
.case-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  height: 100%;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.case-card:hover {
  transform: translateY(-6px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
}
.case-card .case-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}
.case-card .case-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
}
.case-card .case-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-muted);
}
/* Pricing */
.pricing-card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.pricing-card.recommended {
  border-color: var(--gold);
}
.pricing-flag {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--gold);
  color: #121417;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
}
.pricing-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
}
.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 24px;
}
.pricing-price .num {
  font-family: 'Inter', sans-serif;
  font-size: 48px;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1;
}
.pricing-price .unit {
  font-size: 16px;
  color: var(--text-secondary);
}
.pricing-list {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  flex: 1;
}
.pricing-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 7px 0;
  font-size: 14px;
  color: var(--text-secondary);
}
.pricing-list li i {
  color: var(--gold);
  font-size: 14px;
  margin-top: 5px;
}
/* Info cards */
.category-entry-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
.category-entry-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.category-entry-card:hover {
  transform: translateY(-4px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
}
.category-entry-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(31, 90, 74, 0.25);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.category-entry-text {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
}
.category-entry-meta {
  font-size: 13px;
  color: var(--text-secondary);
}
.category-entry-arrow {
  color: var(--text-muted);
  font-size: 18px;
  transition: color 0.2s, transform 0.2s;
}
.category-entry-card:hover .category-entry-arrow {
  color: var(--gold);
  transform: translateX(4px);
}
.info-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}
.info-card:hover {
  transform: translateY(-6px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
}
.info-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 16px;
}
.info-date {
  font-size: 13px;
  color: var(--text-muted);
}
.info-title {
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 10px;
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.info-summary {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 20px;
  flex: 1;
}
.empty-state {
  grid-column: 1 / -1;
  background: var(--card-bg);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 15px;
}
/* FAQ */
.faq-section {
  background: var(--bg-main);
}
.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.25s ease;
}
.faq-item.active {
  border-left-color: var(--primary);
}
.accordion-button {
  background: transparent;
  color: var(--text-main);
  font-size: 16px;
  font-weight: 600;
  padding: 20px 24px;
  border: none;
  box-shadow: none !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  width: 100%;
  text-align: left;
}
.accordion-button:not(.collapsed) {
  color: var(--text-main);
  background: rgba(31, 90, 74, 0.08);
}
.accordion-button::after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  font-size: 14px;
  color: var(--gold);
  background: none;
  width: auto;
  height: auto;
  margin-left: 16px;
  transition: transform 0.25s ease;
}
.accordion-button:not(.collapsed)::after {
  transform: rotate(180deg);
}
.accordion-body {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.accordion-body p {
  margin-bottom: 0;
}
/* CTA */
.cta-section {
  background: linear-gradient(rgba(12, 14, 16, 0.75), rgba(12, 14, 16, 0.85)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  padding: 96px 0;
  text-align: center;
}
.cta-title {
  font-size: 36px;
  color: #fff;
  margin-bottom: 16px;
}
.cta-subtitle {
  font-size: 16px;
  color: rgba(236, 232, 224, 0.8);
  margin-bottom: 32px;
}
.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
/* Footer */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 3fr 2fr 2fr 3fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand {
  font-family: 'Noto Serif SC', serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 16px;
}
.footer-brand small {
  font-family: 'PingFang SC', sans-serif;
  font-size: 13px;
  font-weight: 400;
  color: var(--text-secondary);
}
.footer-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}
.footer-column h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 16px;
}
.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color 0.2s;
}
.footer-links a:hover {
  color: var(--primary-hover);
}
.footer-qr {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
}
.footer-qr-code {
  width: 88px;
  height: 88px;
  background: #fff;
  border-radius: 12px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 3px;
  padding: 6px;
  flex-shrink: 0;
}
.footer-qr-code span {
  background: #121417;
  border-radius: 2px;
}
.footer-qr-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copyright {
  font-size: 13px;
  color: var(--text-muted);
}
.footer-links-inline {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links-inline a {
  font-size: 13px;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-links-inline a:hover {
  color: var(--text-secondary);
}
/* Responsive */
@media (max-width: 991.98px) {
  .asymmetry-row {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-list,
  .nav-actions {
    display: none !important;
  }
  .nav-toggle {
    display: inline-flex !important;
  }
}
@media (max-width: 767.98px) {
  h1 {
    font-size: 30px;
  }
  h2 {
    font-size: 24px;
  }
  h3 {
    font-size: 18px;
  }
  body {
    font-size: 15px;
  }
  .section {
    padding: 56px 0;
  }
  .hero {
    min-height: 80vh;
    padding: 120px 0 60px;
  }
  .hero-title {
    font-size: 30px;
  }
  .hero-subtitle {
    font-size: 16px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 40px;
  }
  .stat-number {
    font-size: 40px;
  }
  .category-entry-list {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
  .value-card,
  .feature-card,
  .pricing-card {
    padding: 20px;
  }
  .cta-section {
    padding: 56px 0;
  }
  .cta-title {
    font-size: 26px;
  }
}
@media (max-width: 575.98px) {
  .container-lg {
    padding-left: 16px;
    padding-right: 16px;
  }
  .brand-main {
    font-size: 22px;
  }
  .brand-sub {
    font-size: 12px;
  }
  .stats-row {
    grid-template-columns: 1fr 1fr;
  }
  .pricing-card {
    margin-bottom: 24px;
  }
}
/* Focus accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
.accordion-button:focus-visible {
  outline: 3px solid rgba(31, 90, 74, 0.6);
  outline-offset: 2px;
  border-radius: 6px;
}
/* prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .animate-up {
    opacity: 1;
    transform: none;
    animation: none;
  }
}

/* roulang page: category1 */
:root {
  --primary: #1f5a4a;
  --primary-hover: #2a6f5c;
  --gold: #c9a45c;
  --ink: #121417;
  --ink-deep: #0c0e10;
  --ink-alt: #171a1e;
  --card-bg: #1a1d21;
  --border: rgba(255, 255, 255, 0.08);
  --text-main: #ece8e0;
  --text-muted: #a7a29a;
  --text-faint: #6f6a64;
  --radius-lg: 16px;
  --radius-md: 8px;
  --radius-pill: 999px;
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.6);
  --space-section: 96px;
  --header-h: 72px;
  --bs-body-bg: #121417;
  --bs-body-color: #ece8e0;
  --bs-primary-rgb: 31, 90, 74;
  --bs-link-color: #ece8e0;
  --bs-link-hover-color: #2a6f5c;
  --bs-border-radius: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text-main);
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

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

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

button,
input {
  font-family: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.5em;
  line-height: 1.3;
  font-weight: 700;
}

h1,
h2 {
  font-family: "Noto Serif SC", "Songti SC", serif;
  letter-spacing: 0.02em;
}

.container-lg {
  max-width: 1200px;
  width: 100%;
  padding-left: 20px;
  padding-right: 20px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Buttons ===== */
.btn {
  border-radius: var(--radius-pill);
  padding: 12px 28px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  line-height: 1.4;
}

.btn:hover,
.btn:focus {
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: none;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background: var(--primary-hover) !important;
  border-color: var(--primary-hover) !important;
  color: #ffffff !important;
  filter: brightness(1.1);
}

.btn-outline-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.35);
  color: #ffffff;
}

.btn-outline-light:hover,
.btn-outline-light:focus {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--gold);
  color: #ffffff;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 14px;
}

/* ===== Badge ===== */
.badge {
  background: rgba(255, 255, 255, 0.1);
  color: #d5d0c8;
  border-radius: var(--radius-pill);
  padding: 5px 14px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.badge-gold {
  background: var(--gold);
  color: #121417;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(18, 20, 23, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.3s ease;
}

.site-header.scrolled {
  background: rgba(12, 14, 16, 0.96);
}

.header-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 20px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 6px;
  flex-shrink: 0;
}

.brand-main {
  font-family: "Noto Serif SC", serif;
  font-weight: 900;
  font-size: 28px;
  color: var(--text-main);
  letter-spacing: 0.02em;
}

.brand-sub {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
}

.brand:hover .brand-main {
  color: var(--gold);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link-custom {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-main);
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-link-custom:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.06);
}

.nav-link-custom.active {
  background: var(--primary);
  color: #ffffff;
}

.nav-link-custom.active:hover {
  background: var(--primary);
  color: #ffffff;
}

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

.countdown-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(201, 164, 92, 0.4);
  border-radius: var(--radius-pill);
  padding: 5px 14px;
  background: rgba(201, 164, 92, 0.08);
}

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

.countdown-time {
  font-family: "SF Mono", "Consolas", monospace;
  font-size: 14px;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.04em;
  min-width: 58px;
  text-align: center;
}

.online-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-pill);
  padding: 5px 12px;
}

.online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #37d68a;
  box-shadow: 0 0 0 3px rgba(55, 214, 138, 0.18);
  animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
  0%,
  100% {
    box-shadow: 0 0 0 3px rgba(55, 214, 138, 0.18);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(55, 214, 138, 0.08);
  }
}

.nav-toggle {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-main);
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: background 0.2s ease;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.14);
}

/* ===== Mobile drawer ===== */
.mobile-drawer {
  background: var(--ink-deep);
  color: var(--text-main);
  border-left: 1px solid rgba(255, 255, 255, 0.06);
}

.mobile-drawer .offcanvas-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-drawer .btn-close {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  opacity: 1;
  position: relative;
}

.mobile-drawer .btn-close::before,
.mobile-drawer .btn-close::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 1px;
  background: var(--text-main);
  transform: translate(-50%, -50%) rotate(45deg);
}

.mobile-drawer .btn-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 20px 4px;
}

.mobile-nav-list li {
  margin-bottom: 6px;
}

.mobile-nav-list a {
  display: block;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 20px;
  color: var(--text-main);
  font-weight: 500;
  transition: background 0.2s ease;
}

.mobile-nav-list a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
}

.mobile-nav-list a.active {
  background: var(--primary);
  color: #ffffff;
}

.mobile-drawer .drawer-cta {
  padding: 0 4px 20px;
}

/* ===== Hero ===== */
.cat-hero {
  position: relative;
  padding: 108px 0 88px;
  background: linear-gradient(180deg, rgba(18, 20, 23, 0.30) 0%, rgba(12, 14, 16, 0.88) 100%), url("/assets/images/backpic/back-1.png") center / cover no-repeat;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.cat-hero-inner {
  max-width: 760px;
}

.cat-hero .section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201, 164, 92, 0.12);
  border: 1px solid rgba(201, 164, 92, 0.35);
  color: var(--gold);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}

.cat-hero h1 {
  font-size: 48px;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}

.cat-hero .hero-sub {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 660px;
}

.hero-scroll {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 32px;
}

.hero-scroll i {
  color: var(--gold);
  animation: bounce-arrow 2s ease infinite;
}

@keyframes bounce-arrow {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(6px);
  }
}

/* ===== Section通用 ===== */
.section-block {
  padding: var(--space-section) 0;
}

.section-block-alt {
  background: var(--ink-alt);
}

.section-header {
  margin-bottom: 48px;
}

.section-kicker {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-size: 34px;
  color: var(--text-main);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 0;
}

/* ===== Guide split ===== */
.guide-split {
  padding: var(--space-section) 0;
}

.guide-visual {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.guide-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  transition: transform 0.4s ease;
}

.guide-visual:hover img {
  transform: scale(1.02);
}

.guide-visual::after {
  content: "华体会手机网页版";
  position: absolute;
  bottom: 16px;
  left: 16px;
  background: rgba(12, 14, 16, 0.72);
  backdrop-filter: blur(8px);
  color: var(--text-main);
  font-size: 13px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.12);
  letter-spacing: 0.03em;
}

.guide-content {
  padding-left: 24px;
}

.guide-content h2 {
  font-size: 32px;
  margin-bottom: 16px;
}

.guide-content p {
  color: var(--text-muted);
  margin-bottom: 18px;
  line-height: 1.8;
}

.guide-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.guide-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  font-size: 15px;
  line-height: 1.6;
}

.guide-list li:last-child {
  border-bottom: none;
}

.guide-list i {
  color: var(--gold);
  margin-top: 4px;
  font-size: 14px;
  flex-shrink: 0;
}

/* ===== Timeline ===== */
.timeline-section {
  padding: var(--space-section) 0;
  background: var(--ink-alt);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

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

.timeline-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.timeline-item:hover {
  transform: translateY(-6px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
}

.timeline-num {
  font-family: "Noto Serif SC", serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
  display: block;
  margin-bottom: 18px;
}

.timeline-item h3 {
  font-size: 20px;
  margin-bottom: 10px;
  color: var(--text-main);
}

.timeline-item p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ===== Points ===== */
.points-section {
  padding: var(--space-section) 0;
}

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

.point-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.point-card:hover {
  transform: translateY(-6px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
}

.point-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(31, 90, 74, 0.22);
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 18px;
}

.point-card h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.point-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ===== FAQ ===== */
.faq-section {
  padding: var(--space-section) 0;
  background: var(--ink-alt);
}

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

.faq-panel .accordion-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px !important;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-panel .accordion-item:has(.accordion-button:not(.collapsed)) {
  border-color: rgba(31, 90, 74, 0.7);
}

.faq-panel .accordion-button {
  background: var(--card-bg);
  color: var(--text-main);
  font-size: 16px;
  font-weight: 600;
  padding: 22px 24px;
  box-shadow: none;
  border-left: 3px solid transparent;
  transition: border-color 0.25s ease;
}

.faq-panel .accordion-button:not(.collapsed) {
  background: var(--card-bg);
  color: var(--text-main);
  border-left-color: var(--primary);
}

.faq-panel .accordion-button:focus {
  box-shadow: none;
  border-color: rgba(255, 255, 255, 0.1);
}

.faq-panel .accordion-button::after {
  background-image: none;
  content: "+";
  font-size: 22px;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  transform: rotate(0deg);
  transition: transform 0.25s ease;
}

.faq-panel .accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
}

.faq-panel .accordion-body {
  padding: 0 24px 24px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.75;
  border-left: 3px solid transparent;
  border-left-color: transparent;
}

.faq-panel .accordion-button:not(.collapsed) + .accordion-body {
  border-left-color: var(--primary);
}

/* ===== Related ===== */
.related-section {
  padding: var(--space-section) 0;
}

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

.related-card {
  display: block;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  color: var(--text-main);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.related-card:hover {
  transform: translateY(-6px);
  border-color: rgba(31, 90, 74, 0.7);
  box-shadow: var(--shadow-hover);
  color: var(--text-main);
}

.related-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(201, 164, 92, 0.12);
  border: 1px solid rgba(201, 164, 92, 0.3);
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 18px;
}

.related-card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

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

.related-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s ease;
}

.related-link i {
  transition: transform 0.2s ease;
}

.related-card:hover .related-link {
  color: var(--primary-hover);
}

.related-card:hover .related-link i {
  transform: translateX(4px);
}

/* ===== CTA ===== */
.cta-section {
  padding: 72px 0;
  background: linear-gradient(135deg, rgba(31, 90, 74, 0.35) 0%, rgba(18, 20, 23, 0.9) 60%), url("/assets/images/backpic/back-2.png") center / cover no-repeat;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.cta-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.cta-inner h2 {
  font-size: 34px;
  margin-bottom: 14px;
}

.cta-inner p {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 28px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--ink-deep);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 56px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand {
  font-family: "Noto Serif SC", serif;
  font-size: 28px;
  font-weight: 900;
  color: var(--text-main);
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 12px;
}

.footer-brand small {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

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

.footer-grid h4 {
  font-size: 16px;
  color: var(--text-main);
  margin-bottom: 16px;
  font-weight: 600;
}

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

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

.footer-links a {
  color: var(--text-muted);
  font-size: 14px;
  transition: color 0.2s ease;
}

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

.footer-qr {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 12px;
}

.footer-qr-code {
  width: 76px;
  height: 76px;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 10px;
  padding: 8px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 3px;
  flex-shrink: 0;
}

.footer-qr-code span {
  background: #121417;
  border-radius: 1px;
}

.footer-qr-code span:nth-child(5n + 1),
.footer-qr-code span:nth-child(5n + 5) {
  background: #121417;
}

.footer-qr-code span:nth-child(7),
.footer-qr-code span:nth-child(13),
.footer-qr-code span:nth-child(19) {
  background: transparent;
}

.footer-qr-text {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copyright {
  font-size: 13px;
  color: var(--text-faint);
}

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

.footer-links-inline a {
  font-size: 13px;
  color: var(--text-faint);
  transition: color 0.2s ease;
}

.footer-links-inline a:hover {
  color: var(--text-muted);
}

/* ===== Animations ===== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: fadeUp 0.8s ease both;
}

@keyframes flipNumber {
  0% {
    transform: translateY(-8px);
    opacity: 0.4;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

.flip-number {
  display: inline-block;
  animation: flipNumber 0.3s ease;
}

/* ===== Responsive ===== */
@media (max-width: 1199.98px) {
  .timeline-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .guide-content {
    padding-left: 0;
    margin-top: 28px;
  }
}

@media (max-width: 991.98px) {
  .cat-hero {
    padding: 80px 0 64px;
  }

  .cat-hero h1 {
    font-size: 40px;
  }

  .section-title {
    font-size: 28px;
  }

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

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

  .nav-actions .countdown-tag {
    display: none;
  }
}

@media (max-width: 767.98px) {
  :root {
    --space-section: 56px;
  }

  .cat-hero {
    padding: 64px 0 56px;
  }

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

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

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

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

  .timeline-item {
    padding: 24px 20px;
  }

  .timeline-num {
    font-size: 40px;
    margin-bottom: 12px;
  }

  .point-card {
    padding: 24px 20px;
  }

  .related-card {
    padding: 24px 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .guide-content h2 {
    font-size: 26px;
  }

  .cta-inner h2 {
    font-size: 26px;
  }
}

@media (max-width: 575.98px) {
  .timeline-grid {
    grid-template-columns: 1fr;
  }

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

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

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===== Bootstrap default reset ===== */
.navbar,
.nav,
.card,
.badge,
.btn,
.accordion {
  border-radius: 0;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.nav-link {
  color: var(--text-main);
}

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

textarea:focus,
input:focus,
select:focus,
button:focus {
  outline: none;
}

::selection {
  background: rgba(31, 90, 74, 0.6);
  color: #ffffff;
}

/* roulang page: article */
:root {
            --brand-green: #1f5a4a;
            --brand-green-hover: #2a6f5c;
            --brand-gold: #c9a45c;
            --bg-dark: #0c0e10;
            --bg-main: #121417;
            --bg-alt: #171a1e;
            --bg-card: #1a1d21;
            --border-light: rgba(255, 255, 255, .08);
            --border-mid: rgba(255, 255, 255, .14);
            --text-main: #ece8e0;
            --text-sub: #a7a29a;
            --text-dim: #6f6a64;
            --radius-card: 16px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, .35);
            --shadow-card-hover: 0 20px 40px rgba(0, 0, 0, .6);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, serif;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--bg-main);
            -webkit-font-smoothing: antialiased;
            --bs-body-bg: var(--bg-main);
            --bs-body-color: var(--text-main);
            --bs-primary-rgb: 31, 90, 74;
            --bs-link-color: var(--text-main);
            --bs-link-hover-color: var(--brand-green-hover);
            --bs-border-radius: var(--radius-card);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--text-main);
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--brand-green-hover);
        }
        .container-lg {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(18, 20, 23, .72);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-light);
            transition: background .3s ease;
        }
        .site-header.scrolled {
            background: rgba(12, 14, 16, .96);
        }
        .header-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        .brand {
            display: inline-flex;
            align-items: baseline;
            gap: 6px;
            line-height: 1;
        }
        .brand-main {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 700;
            letter-spacing: .02em;
            color: var(--text-main);
        }
        .brand-sub {
            font-size: 13px;
            letter-spacing: .04em;
            color: var(--brand-gold);
            font-weight: 500;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-link-custom {
            display: inline-block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            color: var(--text-sub);
            transition: all .2s ease;
        }
        .nav-link-custom:hover {
            color: var(--text-main);
            background: rgba(255, 255, 255, .04);
        }
        .nav-link-custom.active {
            color: var(--text-main);
            background: var(--brand-green);
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .countdown-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-sub);
            background: rgba(255, 255, 255, .04);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
        }
        .countdown-label {
            color: var(--text-dim);
        }
        .countdown-time {
            font-family: Consolas, "Courier New", monospace;
            color: var(--brand-gold);
            letter-spacing: .02em;
            font-weight: 600;
        }
        .online-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-sub);
            background: rgba(255, 255, 255, .05);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            white-space: nowrap;
        }
        .online-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #3ecf8e;
            box-shadow: 0 0 8px rgba(62, 207, 142, .7);
            display: inline-block;
            -webkit-animation: pulse 2s infinite;
            animation: pulse 2s infinite;
        }
        @-webkit-keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: .55;
            }
        }
        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: .55;
            }
        }
        .nav-toggle {
            background: transparent;
            border: 1px solid var(--border-mid);
            color: var(--text-main);
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all .2s ease;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, .05);
            border-color: var(--brand-gold);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            justify-content: center;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 500;
            line-height: 1.5;
            border: 1px solid transparent;
            transition: all .2s ease;
        }
        .btn-primary {
            background: var(--brand-green);
            color: #fff;
            border-color: var(--brand-green);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--brand-green-hover);
            border-color: var(--brand-green-hover);
            color: #fff;
            -webkit-filter: brightness(1.1);
            filter: brightness(1.1);
        }
        .btn-outline-light {
            background: transparent;
            color: var(--text-main);
            border-color: rgba(255, 255, 255, .4);
        }
        .btn-outline-light:hover {
            border-color: var(--brand-gold);
            background: rgba(255, 255, 255, .04);
            color: var(--text-main);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 14px;
        }
        .btn-block {
            width: 100%;
        }
        .mobile-menu {
            background: var(--bg-dark) !important;
            border-left: 1px solid var(--border-light);
        }
        .mobile-menu .offcanvas-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-light);
        }
        .mobile-menu .btn-close {
            -webkit-filter: invert(1);
            filter: invert(1);
            opacity: .7;
        }
        .mobile-nav-list {
            list-style: none;
            margin: 0;
            padding: 20px 24px;
        }
        .mobile-nav-link {
            display: block;
            padding: 14px 8px;
            font-size: 20px;
            color: var(--text-main);
            border-bottom: 1px solid rgba(255, 255, 255, .05);
            transition: all .2s ease;
        }
        .mobile-nav-link:hover {
            color: var(--brand-gold);
            padding-left: 16px;
        }
        .mobile-nav-link.active {
            color: var(--brand-gold);
        }
        .mobile-nav-actions {
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .reading-progress {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            z-index: 1060;
            pointer-events: none;
            background: transparent;
        }
        .reading-progress-bar {
            display: block;
            height: 100%;
            width: 0;
            background: linear-gradient(90deg, var(--brand-green), var(--brand-gold));
            transition: width .1s ease;
        }
        .article-hero {
            background: linear-gradient(180deg, rgba(12, 14, 16, .76) 0%, rgba(18, 20, 23, .94) 100%),
                url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 90px 0 40px;
            border-bottom: 1px solid var(--border-light);
        }
        .breadcrumb-nav {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            font-size: 13px;
            line-height: 1.5;
            color: var(--text-dim);
            margin-bottom: 64px;
            gap: 8px;
        }
        .breadcrumb-nav a {
            color: var(--text-sub);
        }
        .breadcrumb-nav a:hover {
            color: var(--brand-gold);
        }
        .breadcrumb-nav .sep {
            color: var(--text-dim);
            margin: 0 2px;
        }
        .breadcrumb-nav .current {
            color: var(--text-main);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 260px;
        }
        .article-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 48px;
            line-height: 1.28;
            letter-spacing: .02em;
            color: var(--text-main);
            margin: 0 0 20px;
            max-width: 860px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 14px;
            color: var(--text-sub);
            margin-bottom: 24px;
        }
        .badge-category {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, .1);
            color: #d5d0c8;
            font-size: 13px;
            font-weight: 500;
        }
        .badge-gold {
            background: var(--brand-gold);
            color: #121417;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .meta-item i {
            font-size: 13px;
            color: var(--text-dim);
        }
        .article-divider {
            height: 1px;
            background: var(--border-light);
            margin: 0;
        }
        .article-body-section {
            padding: 56px 0 72px;
        }
        .article-body {
            max-width: 760px;
            margin: 0 auto;
        }
        .article-body p {
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
            color: var(--text-main);
        }
        .article-body h2 {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 28px;
            margin: 48px 0 16px;
            color: var(--text-main);
            line-height: 1.4;
        }
        .article-body h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--text-main);
            line-height: 1.5;
        }
        .article-body img {
            border-radius: 12px;
            max-width: 100%;
            height: auto;
            margin: 24px 0;
        }
        .article-body blockquote {
            background: var(--bg-alt);
            border-left: 4px solid var(--brand-gold);
            border-radius: 8px;
            padding: 20px 24px;
            margin: 24px 0;
            font-family: var(--font-serif);
            font-size: 17px;
            line-height: 1.7;
            color: var(--text-sub);
        }
        .article-body blockquote p {
            margin-bottom: 0;
            color: var(--text-sub);
            font-size: 17px;
        }
        .article-body ul,
        .article-body ol {
            margin: 16px 0 24px;
            padding-left: 24px;
            line-height: 1.8;
            color: var(--text-main);
        }
        .article-body li {
            margin-bottom: 6px;
        }
        .article-body a {
            color: var(--brand-green-hover);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: rgba(42, 111, 92, .35);
        }
        .article-body a:hover {
            color: var(--brand-gold);
        }
        .article-body pre {
            background: var(--bg-alt);
            border: 1px solid var(--border-light);
            border-radius: 12px;
            padding: 16px 20px;
            overflow-x: auto;
            color: var(--text-main);
            font-family: Consolas, "Courier New", monospace;
            font-size: 14px;
            margin: 24px 0;
        }
        .article-body code {
            background: rgba(255, 255, 255, .08);
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 14px;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }
        .article-body th,
        .article-body td {
            border: 1px solid var(--border-light);
            padding: 10px 14px;
            text-align: left;
        }
        .article-body th {
            background: var(--bg-alt);
            font-weight: 600;
        }
        .article-not-found {
            text-align: center;
            padding: 60px 0;
        }
        .article-not-found p {
            font-family: var(--font-serif);
            font-size: 22px;
            color: var(--text-main);
            margin-bottom: 16px;
        }
        .article-not-found a {
            color: var(--brand-gold);
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        .article-pagination-section {
            padding: 0 0 64px;
            border-bottom: 1px solid var(--border-light);
        }
        .article-pagination {
            max-width: 760px;
            margin: 0 auto;
        }
        .article-pagination .btn {
            min-height: 48px;
        }
        .article-back-link {
            max-width: 760px;
            margin: 32px auto 0;
            text-align: center;
        }
        .link-back {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--text-sub);
        }
        .link-back:hover {
            color: var(--brand-gold);
        }
        .article-cta {
            background: linear-gradient(135deg, rgba(31, 90, 74, .25) 0%, rgba(18, 20, 23, .95) 55%),
                url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            padding: 80px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .article-cta h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .article-cta p {
            color: var(--text-sub);
            max-width: 480px;
            margin: 0 auto 28px;
        }
        .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            letter-spacing: .06em;
            color: var(--brand-gold);
            margin-bottom: 8px;
            text-transform: none;
        }
        .related-section {
            background: var(--bg-main);
            padding: 88px 0;
        }
        .section-heading-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            gap: 20px;
            flex-wrap: wrap;
        }
        .section-heading-row h2 {
            font-family: var(--font-serif);
            font-size: 34px;
            font-weight: 700;
            margin: 0;
            color: var(--text-main);
        }
        .section-heading-row .link-arrow {
            font-size: 14px;
        }
        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--text-sub);
            font-size: 14px;
            transition: color .2s ease;
        }
        .link-arrow i {
            transition: -webkit-transform .2s ease;
            transition: transform .2s ease;
        }
        .link-arrow:hover {
            color: var(--brand-gold);
        }
        .link-arrow:hover i {
            -webkit-transform: translateX(4px);
            transform: translateX(4px);
        }
        .post-card {
            display: flex;
            flex-direction: column;
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            height: 100%;
            box-shadow: var(--shadow-card);
            transition: -webkit-transform .2s ease, border-color .2s ease, box-shadow .2s ease;
            transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
        }
        .post-card:hover {
            -webkit-transform: translateY(-6px);
            transform: translateY(-6px);
            border-color: rgba(31, 90, 74, .7);
            box-shadow: var(--shadow-card-hover);
        }
        .post-card-img {
            display: block;
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-alt);
        }
        .post-card-img img {
            width: 100%;
            height: 100%;
            -o-object-fit: cover;
            object-fit: cover;
            transition: -webkit-transform .4s ease;
            transition: transform .4s ease;
        }
        .post-card:hover .post-card-img img {
            -webkit-transform: scale(1.04);
            transform: scale(1.04);
        }
        .post-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(12, 14, 16, .85);
            color: var(--brand-gold);
            font-size: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(201, 164, 92, .4);
            z-index: 2;
            -webkit-backdrop-filter: blur(6px);
            backdrop-filter: blur(6px);
        }
        .post-card-body {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .post-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 12px;
        }
        .badge-category-sm {
            font-size: 12px;
            color: #d5d0c8;
            background: rgba(255, 255, 255, .08);
            padding: 3px 10px;
            border-radius: var(--radius-pill);
        }
        .post-card-date {
            font-size: 13px;
            color: var(--text-dim);
        }
        .post-card-title {
            font-size: 18px;
            line-height: 1.5;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--text-main);
        }
        .post-card-title a {
            color: var(--text-main);
        }
        .post-card-title a:hover {
            color: var(--brand-gold);
        }
        .post-card-excerpt {
            font-size: 14px;
            line-height: 1.65;
            color: var(--text-sub);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-card .link-arrow {
            margin-top: auto;
        }
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 64px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .footer-brand small {
            font-size: 13px;
            color: var(--brand-gold);
            margin-left: 4px;
            font-family: var(--font-sans);
            font-weight: 400;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-dim);
            margin-bottom: 16px;
            max-width: 260px;
        }
        .site-footer h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a,
        .footer-links-inline a {
            font-size: 14px;
            color: var(--text-sub);
            transition: color .2s ease;
        }
        .footer-links a:hover,
        .footer-links-inline a:hover {
            color: var(--brand-gold);
        }
        .footer-links li {
            font-size: 14px;
            color: var(--text-dim);
        }
        .footer-qr {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 8px;
        }
        .footer-qr-code {
            width: 84px;
            height: 84px;
            background: #ece8e0;
            border-radius: 8px;
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            padding: 10px;
            gap: 4px;
        }
        .footer-qr-code span {
            background: #121417;
            border-radius: 1px;
        }
        .footer-qr-text {
            font-size: 12px;
            color: var(--text-dim);
            line-height: 1.6;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, .05);
        }
        .footer-copyright {
            font-size: 13px;
            color: var(--text-dim);
        }
        .footer-links-inline {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                -webkit-animation: none !important;
                animation: none !important;
                transition: opacity .15s ease !important;
                transition: none !important;
            }
            html {
                scroll-behavior: auto;
            }
        }
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 767.98px) {
            .article-hero {
                padding: 60px 0 28px;
            }
            .breadcrumb-nav {
                margin-bottom: 40px;
            }
            .article-title {
                font-size: 30px;
                line-height: 1.32;
            }
            .article-body-section {
                padding: 40px 0 56px;
            }
            .article-body h2 {
                font-size: 24px;
            }
            .article-body blockquote {
                padding: 16px 18px;
                font-size: 15px;
            }
            .related-section {
                padding: 56px 0;
            }
            .section-heading-row h2 {
                font-size: 26px;
            }
            .article-cta {
                padding: 56px 0;
            }
            .article-cta h2 {
                font-size: 22px;
            }
            .article-pagination-section {
                padding-bottom: 48px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 575.98px) {
            .countdown-tag {
                display: none;
            }
            .article-title {
                font-size: 28px;
            }
            .post-card-body {
                padding: 20px;
            }
            .article-meta {
                gap: 10px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1f5a4a;
            --primary-hover: #2a6f5c;
            --primary-rgb: 31, 90, 74;
            --gold: #c9a45c;
            --charcoal: #121417;
            --charcoal-dark: #0c0e10;
            --charcoal-light: #171a1e;
            --card-bg: #1a1d21;
            --text-main: #ece8e0;
            --text-muted: #a7a29a;
            --text-dim: #6f6a64;
            --border: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.16);
            --radius-card: 16px;
            --radius-sm: 8px;
            --radius-pill: 999px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.6);
            --font-serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
            --section-gap: 96px;
            --section-gap-mobile: 56px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--charcoal);
            color: var(--text-main);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            --bs-body-bg: var(--charcoal);
            --bs-body-color: var(--text-main);
            --bs-link-color: var(--text-main);
            --bs-link-hover-color: var(--primary-hover);
            --bs-primary-rgb: var(--primary-rgb);
            --bs-border-radius: var(--radius-card);
        }

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

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

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

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

        .container-lg {
            max-width: 1200px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background: var(--charcoal-light);
        }

        .section-subtitle {
            display: inline-block;
            font-size: 13px;
            letter-spacing: .14em;
            color: var(--gold);
            text-transform: uppercase;
            margin-bottom: 12px;
            padding: 4px 14px;
            border: 1px solid rgba(201, 164, 92, .35);
            border-radius: var(--radius-pill);
            background: rgba(201, 164, 92, .06);
        }

        .section-title {
            font-family: var(--font-serif);
            font-weight: 700;
            font-size: 34px;
            line-height: 1.25;
            letter-spacing: .02em;
            margin-bottom: 16px;
            color: var(--text-main);
        }

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

        /* ========== Buttons ========== */
        .btn {
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-weight: 500;
            font-size: 15px;
            border: none;
            transition: all .2s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: none;
        }

        .btn-primary:hover,
        .btn-primary:focus,
        .btn-primary:active {
            background: var(--primary-hover);
            color: #fff;
            filter: brightness(1.1);
            box-shadow: none;
            border: none;
        }

        .btn-outline-custom {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .4);
            color: var(--text-main);
        }

        .btn-outline-custom:hover,
        .btn-outline-custom:focus {
            border-color: var(--gold);
            background: rgba(255, 255, 255, .04);
            color: var(--text-main);
        }

        .btn-lg {
            padding: 14px 36px;
            font-size: 16px;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        /* ========== Header & Nav ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(18, 20, 23, .72);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: background .3s ease, box-shadow .3s ease;
        }

        .site-header.scrolled {
            background: rgba(18, 20, 23, .96);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .3);
        }

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

        .brand {
            display: flex;
            align-items: baseline;
            gap: 6px;
            flex-shrink: 0;
        }

        .brand-main {
            font-family: var(--font-serif);
            font-size: 26px;
            font-weight: 900;
            color: var(--text-main);
            letter-spacing: .02em;
        }

        .brand-sub {
            font-size: 13px;
            color: var(--gold);
            letter-spacing: .08em;
            font-weight: 500;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-list .nav-link-custom {
            display: inline-block;
            padding: 8px 18px;
            font-size: 15px;
            color: var(--text-muted);
            border-radius: var(--radius-pill);
            transition: all .2s ease;
            font-weight: 400;
        }

        .nav-list .nav-link-custom:hover {
            color: var(--text-main);
            background: rgba(255, 255, 255, .05);
        }

        .nav-list .nav-link-custom.active {
            color: #fff;
            background: var(--primary);
            font-weight: 500;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .countdown-tag {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            background: rgba(201, 164, 92, .1);
            border: 1px solid rgba(201, 164, 92, .3);
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            color: var(--gold);
            font-variant-numeric: tabular-nums;
        }

        .countdown-label {
            color: var(--text-muted);
        }

        .countdown-time {
            font-weight: 600;
            letter-spacing: .05em;
        }

        .online-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            background: rgba(255, 255, 255, .05);
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border);
        }

        .online-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #48c774;
            box-shadow: 0 0 8px rgba(72, 199, 116, .7);
            animation: pulse-dot 2s ease infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: .6;
                transform: scale(.85);
            }
        }

        .nav-toggle {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-main);
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all .2s ease;
        }

        .nav-toggle:hover {
            border-color: var(--gold);
            color: var(--gold);
        }

        /* ========== Mobile Menu ========== */
        .mobile-menu {
            background: var(--charcoal-dark) !important;
            border-left: 1px solid var(--border);
            width: 320px !important;
        }

        .mobile-menu .offcanvas-header {
            padding: 24px;
            border-bottom: 1px solid var(--border);
        }

        .mobile-menu-brand {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-main);
        }

        .mobile-menu-brand small {
            font-size: 12px;
            color: var(--gold);
            margin-left: 6px;
            font-family: var(--font-sans);
        }

        .mobile-menu .btn-close {
            filter: invert(1) grayscale(100%);
            opacity: .7;
        }

        .mobile-menu-body {
            padding: 24px;
        }

        .mobile-nav-list {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }

        .mobile-nav-link {
            display: block;
            padding: 14px 0;
            font-size: 20px;
            color: var(--text-main);
            border-bottom: 1px solid var(--border);
            transition: color .2s, padding-left .2s;
        }

        .mobile-nav-link:hover {
            color: var(--gold);
            padding-left: 8px;
        }

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

        .mobile-menu-footer {
            padding: 0 24px 24px;
        }

        /* ========== Hero ========== */
        .cat-hero {
            position: relative;
            padding: 180px 0 100px;
            background: linear-gradient(180deg, rgba(12, 14, 16, .25) 0%, rgba(12, 14, 16, .82) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            overflow: hidden;
        }

        .cat-hero .cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(201, 164, 92, .12);
            border: 1px solid rgba(201, 164, 92, .35);
            color: var(--gold);
            font-size: 13px;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            letter-spacing: .1em;
            margin-bottom: 24px;
            text-transform: uppercase;
        }

        .cat-hero h1 {
            font-family: var(--font-serif);
            font-weight: 900;
            font-size: 48px;
            line-height: 1.2;
            letter-spacing: .02em;
            margin-bottom: 20px;
            color: var(--text-main);
            max-width: 720px;
        }

        .cat-hero .hero-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.85;
            max-width: 640px;
            margin-bottom: 32px;
        }

        .hero-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .hero-meta-item i {
            color: var(--gold);
        }

        /* ========== Feature Banner + Grid ========== */
        .feature-banner-section {
            padding: var(--section-gap) 0 40px;
            background: var(--charcoal);
        }

        .feature-banner {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 48px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
        }

        .feature-banner-img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            object-position: center;
            transition: transform .4s ease;
        }

        .feature-banner:hover .feature-banner-img {
            transform: scale(1.02);
        }

        .feature-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(12, 14, 16, .9) 0%, rgba(12, 14, 16, .4) 60%, rgba(12, 14, 16, .1) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 48px;
        }

        .feature-banner-tag {
            display: inline-block;
            background: var(--gold);
            color: #121417;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 16px;
            align-self: flex-start;
        }

        .feature-banner h3 {
            font-family: var(--font-serif);
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            max-width: 480px;
        }

        .feature-banner p {
            font-size: 15px;
            color: rgba(255, 255, 255, .85);
            max-width: 520px;
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .feature-grid-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            overflow: hidden;
            height: 100%;
            transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
            box-shadow: var(--shadow-card);
        }

        .feature-grid-card:hover {
            transform: translateY(-6px);
            border-color: rgba(31, 90, 74, .7);
            box-shadow: var(--shadow-hover);
        }

        .feature-grid-img img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .feature-grid-body {
            padding: 28px;
        }

        .feature-grid-body .badge-cat {
            display: inline-block;
            background: rgba(255, 255, 255, .1);
            color: #d5d0c8;
            font-size: 12px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .feature-grid-body h3 {
            font-family: var(--font-sans);
            font-weight: 600;
            font-size: 18px;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .feature-grid-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== Value Section ========== */
        .value-section {
            background: var(--charcoal-light);
        }

        .value-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            height: 100%;
            transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
            box-shadow: var(--shadow-card);
        }

        .value-card:hover {
            transform: translateY(-6px);
            border-color: rgba(31, 90, 74, .7);
            box-shadow: var(--shadow-hover);
        }

        .value-card .value-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(31, 90, 74, .25);
            border: 1px solid rgba(31, 90, 74, .4);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 20px;
            margin-bottom: 20px;
        }

        .value-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .value-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        /* ========== Timeline ========== */
        .timeline-section {
            background: var(--charcoal);
        }

        .timeline-wrap {
            position: relative;
            max-width: 820px;
            margin: 0 auto;
            padding: 20px 0;
        }

        .timeline-wrap::before {
            content: "";
            position: absolute;
            left: 24px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, rgba(31, 90, 74, .1), rgba(31, 90, 74, .6), rgba(201, 164, 92, .4));
        }

        .timeline-item {
            position: relative;
            padding-left: 76px;
            padding-bottom: 48px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: 18px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--gold);
            border: 3px solid #121417;
            box-shadow: 0 0 0 2px rgba(201, 164, 92, .5);
        }

        .timeline-date {
            font-size: 13px;
            color: var(--gold);
            letter-spacing: .08em;
            font-weight: 600;
            margin-bottom: 4px;
            font-variant-numeric: tabular-nums;
        }

        .timeline-content {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 24px 28px;
            transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
            box-shadow: var(--shadow-card);
        }

        .timeline-content:hover {
            border-color: rgba(31, 90, 74, .7);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .timeline-content h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .timeline-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--charcoal-light);
        }

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

        .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card) !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .accordion-button {
            background: var(--card-bg);
            color: var(--text-main);
            font-size: 16px;
            font-weight: 600;
            padding: 22px 28px;
            border: none;
            box-shadow: none;
            transition: background .25s ease, color .25s ease;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(31, 90, 74, .2);
            color: var(--text-main);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(31, 90, 74, .25);
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23c9a45c' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E");
            transition: transform .25s ease;
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23c9a45c' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E");
        }

        .accordion-body {
            padding: 0 28px 24px;
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            border-top: 1px solid var(--border);
            padding-top: 18px;
        }

        /* ========== Related Links ========== */
        .related-section {
            background: var(--charcoal);
        }

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

        .related-card {
            display: block;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px;
            transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
            box-shadow: var(--shadow-card);
        }

        .related-card:hover {
            transform: translateY(-6px);
            border-color: rgba(31, 90, 74, .7);
            box-shadow: var(--shadow-hover);
            color: var(--text-main);
        }

        .related-icon {
            display: inline-flex;
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: rgba(31, 90, 74, .22);
            border: 1px solid rgba(31, 90, 74, .4);
            color: var(--gold);
            font-size: 20px;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .related-title {
            display: block;
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

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

        .related-link {
            font-size: 14px;
            color: var(--gold);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap .2s ease;
        }

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

        /* ========== CTA ========== */
        .cta-section {
            position: relative;
            padding: 100px 0;
            background: linear-gradient(180deg, rgba(12, 14, 16, .85), rgba(31, 90, 74, .4)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            text-align: center;
        }

        .cta-section h2 {
            font-family: var(--font-serif);
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .02em;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, .8);
            max-width: 520px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--charcoal-dark);
            padding: 72px 0 0;
            border-top: 1px solid rgba(255, 255, 255, .05);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr .9fr .9fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand {
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .footer-brand small {
            font-size: 12px;
            color: var(--gold);
            margin-left: 6px;
            font-family: var(--font-sans);
            font-weight: 400;
            letter-spacing: .06em;
        }

        .footer-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            max-width: 320px;
        }

        .site-footer h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 18px;
            letter-spacing: .04em;
        }

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

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

        .footer-links a {
            font-size: 14px;
            color: var(--text-muted);
            transition: color .2s ease, padding-left .2s ease;
        }

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

        .footer-links li:not(a) {
            font-size: 14px;
            color: var(--text-dim);
        }

        .footer-qr {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .footer-qr-code {
            display: grid;
            grid-template-columns: repeat(5, 8px);
            grid-template-rows: repeat(5, 8px);
            gap: 3px;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .14);
            padding: 12px;
            border-radius: 8px;
        }

        .footer-qr-code span {
            background: #c9a45c;
            border-radius: 1px;
            opacity: .7;
        }

        .footer-qr-code span:nth-child(odd) {
            opacity: .45;
        }

        .footer-qr-text {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            border-top: 1px solid rgba(255, 255, 255, .05);
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-copyright {
            font-size: 13px;
            color: var(--text-dim);
        }

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

        .footer-links-inline a {
            font-size: 13px;
            color: var(--text-muted);
            transition: color .2s ease;
        }

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

        /* ========== Fade-up animation ========== */
        .fade-up {
            opacity: 0;
            transform: translateY(24px);
            animation: fadeUp .6s ease forwards;
        }

        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: .01ms !important;
                transition-duration: .01ms !important;
                scroll-behavior: auto !important;
            }
        }

        /* ========== Responsive ========== */
        @media (max-width: 991.98px) {
            .header-nav {
                height: 64px;
            }

            .cat-hero {
                padding: 140px 0 80px;
            }

            .cat-hero h1 {
                font-size: 36px;
            }

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

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

            .feature-banner-img {
                height: 340px;
            }

            .feature-banner-overlay {
                padding: 32px;
            }

            .timeline-wrap::before {
                left: 18px;
            }

            .timeline-item {
                padding-left: 56px;
            }

            .timeline-dot {
                left: 12px;
            }
        }

        @media (max-width: 767.98px) {
            .section {
                padding: var(--section-gap-mobile) 0;
            }

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

            .cat-hero {
                padding: 120px 0 60px;
            }

            .cat-hero h1 {
                font-size: 30px;
                line-height: 1.25;
            }

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

            .feature-banner-img {
                height: 260px;
            }

            .feature-banner-overlay {
                padding: 24px;
                background: linear-gradient(180deg, rgba(12, 14, 16, .4), rgba(12, 14, 16, .92));
            }

            .feature-banner h3 {
                font-size: 22px;
            }

            .feature-banner p {
                font-size: 14px;
            }

            .feature-grid-body {
                padding: 20px;
            }

            .value-card {
                padding: 24px 20px;
            }

            .timeline-content {
                padding: 20px;
            }

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

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

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

            .accordion-button {
                font-size: 15px;
                padding: 18px 20px;
            }

            .accordion-body {
                padding: 0 20px 20px;
            }

            .cta-section {
                padding: 72px 0;
            }

            .cta-section h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 480px) {
            .brand-main {
                font-size: 22px;
            }

            .brand-sub {
                font-size: 12px;
            }

            .countdown-tag {
                display: none;
            }

            .cat-hero h1 {
                font-size: 28px;
            }

            .hero-meta {
                gap: 12px;
            }

            .feature-banner-overlay {
                padding: 20px;
            }

            .feature-banner h3 {
                font-size: 20px;
            }
        }