/* roulang page: index */
:root {
  --primary: #0e5fb7;
  --primary-dark: #0a3d75;
  --primary-light: #e8f1fc;
  --accent: #f6b93b;
  --accent-dark: #e0a32a;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 12px 35px rgba(2, 12, 27, 0.08);
  --shadow-lg: 0 18px 50px rgba(2, 12, 27, 0.12);
  --transition: all 0.25s ease;
}

* {
  box-sizing: border-box;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 800;
  color: var(--text);
  line-height: 1.3;
}

.container {
  max-width: 1200px;
}

.btn {
  border-radius: 999px;
  padding: 12px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  border: 1px solid transparent;
}

.btn:focus,
.btn:focus-visible {
  outline: 4px solid rgba(14, 95, 183, 0.25);
  box-shadow: none;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14, 95, 183, 0.3);
  color: #fff;
}

.btn-outline-primary {
  border-color: var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14, 95, 183, 0.22);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
  background: transparent;
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #1e293b;
}

.btn-accent:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #1e293b;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(246, 185, 59, 0.35);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 20px rgba(2, 12, 27, 0.04);
}

.navbar {
  padding: 10px 0;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--primary-dark);
  letter-spacing: 0.5px;
}

.navbar-brand:hover {
  color: var(--primary);
}

.brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 6px 16px rgba(14, 95, 183, 0.3);
}

.navbar-nav {
  background: #f1f5f9;
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
}

.nav-link {
  font-weight: 600;
  color: var(--text);
  padding: 10px 20px !important;
  border-radius: 999px;
  transition: var(--transition);
  margin: 0 2px;
}

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

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

.navbar-toggler {
  border: none;
  padding: 8px 12px;
  border-radius: 12px;
  background: #f1f5f9;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 4px rgba(14, 95, 183, 0.2);
}

.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(7, 25, 50, 0.92), rgba(14, 95, 183, 0.78)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  padding: 130px 0 110px;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(180deg, transparent, rgba(244, 247, 251, 0.9));
  z-index: 1;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 900;
  color: #fff;
  max-width: 780px;
  margin-bottom: 18px;
  letter-spacing: 1px;
}

.hero p {
  font-size: 1.12rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 50px;
}

.hero-stats {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 40px;
}

.hero-stat {
  text-align: center;
  padding: 16px 10px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: var(--transition);
}

.hero-stat:hover {
  background: rgba(255, 255, 255, 0.14);
}

.hero-stat .num {
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
}

.hero-stat span {
  display: block;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
}

.section {
  padding: 90px 0;
}

.section-head {
  max-width: 720px;
  margin: 0 auto 50px;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 7px 18px;
  border-radius: 999px;
  letter-spacing: 1px;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.section-head h2 {
  font-size: 2.15rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
  margin: 0;
}

.features-section {
  background: var(--surface);
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  height: 100%;
  transition: var(--transition);
}

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

.feature-card .icon {
  width: 58px;
  height: 58px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 22px;
  transition: var(--transition);
}

.feature-card:hover .icon {
  background: var(--primary);
  color: #fff;
  transform: scale(1.05);
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}

.category-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 320px;
  border: none;
  flex: 1;
  height: 100%;
  display: block;
  transition: var(--transition);
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.category-card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.category-card:hover .category-card-img {
  transform: scale(1.06);
}

.category-card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 30px;
  background: linear-gradient(180deg, rgba(7, 25, 50, 0.05) 20%, rgba(7, 25, 50, 0.86) 100%);
  color: #fff;
}

.category-badge {
  display: inline-block;
  width: max-content;
  background: var(--accent);
  color: #1e293b;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.category-card h3 {
  color: #fff;
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.category-card p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.steps-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.step-card {
  text-align: center;
  padding: 34px 24px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  height: 100%;
  transition: var(--transition);
}

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

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 1.3rem;
  font-weight: 900;
  margin-bottom: 18px;
  transition: var(--transition);
}

.step-card:hover .step-num {
  background: var(--primary);
  color: #fff;
}

.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.step-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.latest-section {
  background: var(--bg);
}

.cms-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  text-decoration: none;
  color: var(--text);
  transition: var(--transition);
  margin-bottom: 14px;
}

.cms-list-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateX(6px);
  color: var(--text);
}

.cms-list-main {
  flex: 1;
  min-width: 0;
}

.cms-badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 6px;
}

.cms-list-item h3 {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text);
  margin: 6px 0 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: var(--transition);
}

.cms-list-item:hover h3 {
  color: var(--primary);
}

.cms-list-item p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cms-list-side {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.cms-date {
  color: var(--text-muted);
  font-size: 0.85rem;
  white-space: nowrap;
}

.cms-arrow {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.cms-list-item:hover .cms-arrow {
  background: var(--primary);
  color: #fff;
  transform: translateX(3px);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 1.05rem;
  font-weight: 600;
}

.stats-section {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: #fff;
}

.stats-section .section-head h2 {
  color: #fff;
}

.stats-section .section-head p {
  color: rgba(255, 255, 255, 0.75);
}

.stats-section .section-tag {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.stat-card {
  text-align: center;
  padding: 32px 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
  transition: var(--transition);
}

.stat-card:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-4px);
}

.stat-num {
  font-size: 2.3rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1.2;
}

.stat-card p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
}

.media-section {
  background: var(--surface);
}

.media-img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  width: 100%;
  object-fit: cover;
}

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

.media-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  color: var(--text);
  font-weight: 500;
}

.media-list i {
  color: var(--primary);
  font-size: 1.1rem;
}

.faq-section {
  background: var(--bg);
}

.custom-accordion .accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius) !important;
  overflow: hidden;
  margin-bottom: 14px;
  box-shadow: 0 2px 8px rgba(2, 12, 27, 0.04);
}

.custom-accordion .accordion-button {
  font-weight: 700;
  color: var(--text);
  background: var(--surface);
  padding: 20px 24px;
  font-size: 1rem;
  border: none;
}

.custom-accordion .accordion-button:not(.collapsed) {
  color: var(--primary);
  background: var(--primary-light);
  box-shadow: none;
}

.custom-accordion .accordion-button:focus {
  box-shadow: 0 0 0 4px rgba(14, 95, 183, 0.15);
}

.custom-accordion .accordion-body {
  padding: 18px 24px;
  color: var(--text-muted);
  line-height: 1.75;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.cta-section {
  position: relative;
  background: linear-gradient(135deg, rgba(7, 25, 50, 0.9), rgba(14, 95, 183, 0.75)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  color: #fff;
  padding: 100px 0;
}

.cta-card {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: calc(var(--radius) + 8px);
  padding: 55px 40px;
  backdrop-filter: blur(10px);
}

.cta-card h2 {
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-card p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 30px;
}

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

.site-footer {
  background: #0a1a2f;
  color: rgba(255, 255, 255, 0.75);
  padding: 80px 0 0;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.site-footer p {
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  font-size: 0.95rem;
}

.site-footer h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
}

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

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

.site-footer ul a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  transition: var(--transition);
}

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

.footer-bottom {
  margin-top: 60px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 22px 0;
  text-align: center;
}

.footer-bottom p {
  margin: 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.45);
}

@media (max-width: 991.98px) {
  .section {
    padding: 70px 0;
  }

  .navbar-nav {
    background: transparent;
    border-radius: 0;
    padding: 8px 0;
    gap: 4px;
  }

  .nav-link {
    margin: 4px 0 !important;
  }

  .hero {
    padding: 110px 0 90px;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .category-card {
    min-height: 280px;
  }
}

@media (max-width: 767.98px) {
  .section {
    padding: 56px 0;
  }

  .hero {
    padding: 90px 0 70px;
  }

  .hero h1 {
    font-size: 2rem;
  }

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

  .section-head h2 {
    font-size: 1.7rem;
  }

  .category-card {
    min-height: 250px;
  }

  .category-card-overlay {
    padding: 22px;
  }

  .cta-card {
    padding: 36px 24px;
  }

  .cta-card h2 {
    font-size: 1.6rem;
  }
}

@media (max-width: 575.98px) {
  .hero h1 {
    font-size: 1.65rem;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }

  .section-head h2 {
    font-size: 1.45rem;
  }

  .cms-list-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .cms-list-side {
    width: 100%;
    justify-content: space-between;
  }

  .cms-list-item h3 {
    white-space: normal;
  }

  .stat-num {
    font-size: 1.8rem;
  }

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

  .site-footer {
    padding: 60px 0 0;
  }
}

/* roulang page: category1 */
:root {
  --primary: #0b4f8a;
  --primary-dark: #07365f;
  --primary-light: #1a6cb5;
  --accent: #f0a500;
  --accent-light: #ffd166;
  --bg: #f4f8fc;
  --bg-white: #ffffff;
  --bg-soft: #e9f1f8;
  --dark: #0b1f33;
  --text: #1e2a3a;
  --muted: #66788c;
  --border: #dce8f2;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 8px 30px rgba(11, 79, 138, 0.08);
  --shadow-lg: 0 16px 48px rgba(11, 79, 138, 0.14);
  --transition: all 0.3s ease;
  --container-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input {
  font-family: inherit;
}

.container {
  max-width: var(--container-max);
}

/* ===== Header / Navigation ===== */
.site-header {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(220, 232, 242, 0.7);
  box-shadow: 0 4px 20px rgba(11, 79, 138, 0.05);
}

.navbar {
  padding-top: 14px;
  padding-bottom: 14px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: 0.5px;
}

.navbar-brand:hover {
  color: var(--primary);
}

.brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-shadow: 0 4px 14px rgba(11, 79, 138, 0.3);
  flex-shrink: 0;
}

.navbar-toggler {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 12px;
  color: var(--primary);
  background: var(--bg-soft);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(11, 79, 138, 0.15);
}

.navbar-nav .nav-link {
  font-weight: 600;
  color: var(--text);
  padding: 10px 18px;
  border-radius: 10px;
  margin: 0 2px;
  font-size: 0.95rem;
}

.navbar-nav .nav-link:hover {
  color: var(--primary);
  background: var(--bg-soft);
}

.navbar-nav .nav-link.active {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  box-shadow: 0 4px 14px rgba(11, 79, 138, 0.25);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #ffb825);
  border: none;
  color: #0b1f33;
  font-weight: 700;
  border-radius: 12px;
  padding: 10px 22px;
  box-shadow: 0 4px 16px rgba(240, 165, 0, 0.3);
  transition: var(--transition);
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(135deg, #e09400, #f0a500);
  color: #0b1f33;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(240, 165, 0, 0.4);
}

/* ===== Page Hero ===== */
.page-hero {
  position: relative;
  padding: 100px 0 90px;
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: #fff;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(5, 30, 55, 0.88), rgba(11, 79, 138, 0.72), rgba(7, 54, 95, 0.6));
  pointer-events: none;
}

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

.page-hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: 1px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.page-hero .lead {
  font-size: 1.1rem;
  max-width: 640px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 30px;
  line-height: 1.8;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 22px;
  backdrop-filter: blur(8px);
}

/* ===== Category Section ===== */
.category-section {
  padding: 80px 0;
}

.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 50px;
}

.section-head .section-tag {
  display: inline-block;
  background: var(--bg-soft);
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.section-head h2 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 12px;
}

.section-head p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

/* ===== Intro Cards ===== */
.intro-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  height: 100%;
  transition: var(--transition);
  box-shadow: var(--shadow);
  text-align: center;
}

.intro-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(11, 79, 138, 0.2);
}

.intro-card .icon-wrap {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--bg-soft), #d4e6f5);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.intro-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.intro-card p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-bottom: 0;
}

/* ===== Content Card Grid ===== */
.content-grid {
  padding: 70px 0;
  background: var(--bg-white);
}

.content-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(11, 79, 138, 0.05);
}

.content-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.content-card .card-cover {
  position: relative;
  overflow: hidden;
  height: 200px;
}

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

.content-card:hover .card-cover img {
  transform: scale(1.06);
}

.content-card .card-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(7, 54, 95, 0.35));
}

.content-card .card-body {
  padding: 26px 24px 28px;
}

.content-card .card-tag {
  display: inline-block;
  background: var(--bg-soft);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 12px;
}

.content-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
  line-height: 1.5;
}

.content-card p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 16px;
}

.card-link {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

/* ===== Step Guide ===== */
.step-guide {
  padding: 80px 0;
  background-image: url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  position: relative;
}

.step-guide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(6, 28, 50, 0.88);
}

.step-guide .container {
  position: relative;
  z-index: 2;
}

.step-guide .section-head h2 {
  color: #fff;
}

.step-guide .section-head p {
  color: rgba(255, 255, 255, 0.75);
}

.step-guide .section-tag {
  background: rgba(255, 255, 255, 0.12);
  color: var(--accent-light);
}

.step-item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  padding: 32px 26px;
  height: 100%;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.step-item:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-4px);
}

.step-num {
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), #ffb825);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
  line-height: 1;
}

.step-item h3 {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-item p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 0;
}

/* ===== Info Table / Data List ===== */
.info-panel {
  padding: 70px 0;
}

.info-list {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow);
}

.info-list-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}

.info-list-item:last-child {
  border-bottom: none;
}

.info-list-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.info-list-content h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.info-list-content p {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 0;
  line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section {
  padding: 70px 0;
  background: var(--bg-white);
}

.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm) !important;
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(11, 79, 138, 0.04);
}

.accordion-button {
  font-weight: 700;
  color: var(--dark);
  font-size: 1rem;
  padding: 18px 22px;
  background: #fafcfe;
}

.accordion-button:not(.collapsed) {
  background: var(--bg-soft);
  color: var(--primary);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(11, 79, 138, 0.12);
}

.accordion-body {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
  padding: 18px 22px;
  background: var(--bg-white);
}

/* ===== CTA ===== */
.cta-section {
  padding: 70px 0;
  background-image: url('/assets/images/backpic/back-3.png');
  background-size: cover;
  background-position: center;
  position: relative;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11, 79, 138, 0.92), rgba(7, 54, 95, 0.85));
}

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

.cta-box {
  text-align: center;
  color: #fff;
  max-width: 650px;
  margin: 0 auto;
}

.cta-box h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  margin-bottom: 28px;
  line-height: 1.8;
}

.cta-box .btn-light {
  background: #fff;
  color: var(--primary);
  border: none;
  font-weight: 700;
  padding: 12px 30px;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  transition: var(--transition);
}

.cta-box .btn-light:hover {
  background: var(--accent-light);
  color: var(--dark);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.cta-box .btn-outline-light {
  border: 2px solid rgba(255, 255, 255, 0.7);
  color: #fff;
  font-weight: 700;
  padding: 11px 28px;
  border-radius: 12px;
  margin-left: 10px;
  transition: var(--transition);
}

.cta-box .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #fff;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 68px 0 0;
  font-size: 0.92rem;
}

.site-footer h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

.site-footer .footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
}

.site-footer p {
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
  font-size: 0.88rem;
}

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

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

.site-footer ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.88rem;
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  margin-top: 50px;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .page-hero {
    padding: 80px 0 70px;
  }
  .page-hero h1 {
    font-size: 2.3rem;
  }
  .step-guide {
    background-attachment: scroll;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 60px 0 50px;
  }
  .page-hero h1 {
    font-size: 1.8rem;
  }
  .page-hero .lead {
    font-size: 0.98rem;
  }
  .section-head h2 {
    font-size: 1.6rem;
  }
  .navbar-nav .nav-link {
    padding: 10px 14px;
    margin: 2px 0;
  }
  .category-section,
  .content-grid,
  .step-guide,
  .info-panel,
  .faq-section,
  .cta-section {
    padding: 50px 0;
  }
  .cta-box h2 {
    font-size: 1.5rem;
  }
  .cta-box .btn-outline-light {
    margin-left: 0;
    margin-top: 10px;
  }
  .step-item {
    padding: 24px 20px;
  }
  .site-footer {
    padding-top: 50px;
  }
  .footer-bottom {
    margin-top: 30px;
  }
}

@media (max-width: 520px) {
  .page-hero h1 {
    font-size: 1.5rem;
  }
  .page-hero .lead {
    font-size: 0.9rem;
  }
  .navbar-brand {
    font-size: 1.05rem;
  }
  .brand-icon {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }
  .section-head h2 {
    font-size: 1.4rem;
  }
  .intro-card,
  .content-card .card-body {
    padding: 22px 18px;
  }
  .content-card .card-cover {
    height: 170px;
  }
  .info-list {
    padding: 14px 16px;
  }
  .info-list-item {
    flex-direction: column;
    gap: 10px;
  }
  .cta-box h2 {
    font-size: 1.3rem;
  }
  .btn-primary,
  .cta-box .btn-light,
  .cta-box .btn-outline-light {
    width: 100%;
    margin: 5px 0;
  }
}

/* roulang page: article */
:root {
            --primary: #0b7285;
            --primary-dark: #084957;
            --primary-light: #d9eef2;
            --accent: #f59e0b;
            --accent-dark: #b97509;
            --accent-light: #fef3cd;
            --bg: #f4f7f9;
            --card-bg: #ffffff;
            --text: #1d2b35;
            --text-weak: #5f7a86;
            --text-light: #93aeb8;
            --border: #dde8ec;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 8px 30px rgba(8, 73, 87, 0.08);
            --shadow-hover: 0 14px 40px rgba(8, 73, 87, 0.14);
            --transition: all 0.3s ease;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 20px rgba(8, 73, 87, 0.05);
        }
        .navbar {
            padding: 14px 0;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.32rem;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: 0.5px;
        }
        .navbar-brand:hover {
            color: var(--primary);
        }
        .brand-icon {
            width: 40px;
            height: 40px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: 12px;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px rgba(11, 114, 133, 0.25);
            flex-shrink: 0;
        }
        .navbar-nav .nav-link {
            font-weight: 600;
            color: var(--text);
            padding: 8px 18px;
            border-radius: 10px;
            margin: 0 2px;
            position: relative;
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 700;
        }
        .navbar-toggler {
            border: none;
            font-size: 1.3rem;
            color: var(--primary);
            padding: 6px 10px;
            border-radius: 8px;
        }
        .navbar-toggler:focus {
            box-shadow: none;
            background: var(--primary-light);
        }
        .btn {
            border-radius: 10px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary {
            background: var(--primary);
            border: none;
            color: #fff;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(11, 114, 133, 0.25);
        }
        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border-color: #fff;
        }
        .article-hero {
            position: relative;
            padding: 76px 0 56px;
            color: #fff;
            overflow: hidden;
            background: linear-gradient(135deg, rgba(8, 73, 87, 0.93) 0%, rgba(11, 114, 133, 0.78) 60%, rgba(14, 116, 144, 0.6) 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
        }
        .article-hero-inner {
            max-width: 900px;
            position: relative;
            z-index: 2;
        }
        .breadcrumb-nav {
            margin-bottom: 20px;
        }
        .breadcrumb-nav ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            padding: 0;
            margin: 0;
        }
        .breadcrumb-nav li {
            color: rgba(255, 255, 255, 0.72);
            font-size: 14px;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.88);
        }
        .breadcrumb-nav a:hover {
            color: var(--accent);
        }
        .breadcrumb-nav i {
            font-size: 10px;
            color: rgba(255, 255, 255, 0.45);
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.24);
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }
        .article-hero h1 {
            font-weight: 800;
            font-size: clamp(1.9rem, 4vw, 2.8rem);
            line-height: 1.3;
            margin-bottom: 16px;
            color: #fff;
        }
        .hero-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 800px;
            line-height: 1.8;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-main {
            padding: 56px 0 60px;
        }
        .article-panel {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 42px;
            border: 1px solid var(--border);
        }
        .article-content {
            font-size: 1.02rem;
            line-height: 2;
            color: var(--text);
        }
        .article-content p {
            margin-bottom: 1.5em;
        }
        .article-content h2,
        .article-content h3,
        .article-content h4 {
            font-weight: 700;
            margin: 1.8em 0 0.8em;
            color: var(--primary-dark);
            line-height: 1.4;
        }
        .article-content h2 {
            font-size: 1.55rem;
        }
        .article-content h3 {
            font-size: 1.3rem;
        }
        .article-content h4 {
            font-size: 1.12rem;
        }
        .article-content ul,
        .article-content ol {
            padding-left: 1.5em;
            margin-bottom: 1.5em;
        }
        .article-content li {
            margin-bottom: 0.5em;
        }
        .article-content a {
            color: var(--primary);
            font-weight: 600;
            text-decoration: underline;
        }
        .article-content a:hover {
            color: var(--accent-dark);
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--accent-light);
            padding: 16px 20px;
            border-radius: 0 10px 10px 0;
            margin: 24px 0;
            color: var(--text);
        }
        .article-content img {
            border-radius: var(--radius-sm);
            margin: 24px 0;
            width: auto;
            height: auto;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
        }
        .article-content th,
        .article-content td {
            border: 1px solid var(--border);
            padding: 10px 14px;
            text-align: left;
        }
        .article-content th {
            background: var(--primary-light);
            color: var(--primary-dark);
            font-weight: 700;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            padding: 20px 0;
            margin-top: 30px;
            border-top: 1px solid var(--border);
        }
        .tag-label {
            color: var(--text-weak);
            font-size: 14px;
        }
        .tag-item {
            display: inline-flex;
            padding: 4px 12px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px dashed var(--border);
        }
        .article-share span {
            color: var(--text-weak);
            font-size: 14px;
        }
        .article-share a {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--bg);
            border-radius: 50%;
            color: var(--primary);
            font-size: 15px;
        }
        .article-share a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(11, 114, 133, 0.25);
        }
        .article-empty {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 64px 32px;
            text-align: center;
        }
        .empty-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-light);
            border-radius: 50%;
            color: var(--primary);
            font-size: 2.2rem;
        }
        .article-empty h2 {
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }
        .article-empty p {
            color: var(--text-weak);
            margin-bottom: 24px;
        }
        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 26px;
            margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-dark);
            padding-bottom: 14px;
            margin-bottom: 18px;
            border-bottom: 2px solid var(--primary-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--primary);
        }
        .category-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .category-list li {
            margin-bottom: 10px;
        }
        .category-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: var(--bg);
            border-radius: 10px;
            color: var(--text);
            font-weight: 600;
        }
        .category-list a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateX(4px);
            box-shadow: 0 4px 12px rgba(11, 114, 133, 0.2);
        }
        .category-list a i {
            font-size: 12px;
            opacity: 0.6;
        }
        .recommend-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .recommend-list li {
            margin-bottom: 16px;
            padding-bottom: 16px;
            border-bottom: 1px dashed var(--border);
        }
        .recommend-list li:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        .recommend-list a {
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }
        .recommend-thumb {
            width: 76px;
            height: 62px;
            flex-shrink: 0;
            border-radius: 8px;
            overflow: hidden;
            background: var(--primary-light);
        }
        .recommend-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .recommend-info {
            flex: 1;
        }
        .recommend-info .rec-title {
            color: var(--text);
            font-weight: 600;
            font-size: 14px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .recommend-info .rec-title:hover {
            color: var(--primary);
        }
        .recommend-info .rec-date {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 4px;
        }
        .contact-card {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: var(--radius);
            padding: 30px 24px;
            color: #fff;
            text-align: center;
            box-shadow: 0 12px 30px rgba(8, 73, 87, 0.2);
        }
        .contact-card i {
            font-size: 2rem;
            margin-bottom: 12px;
            color: var(--accent);
        }
        .contact-card h3 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 12px;
            border-bottom: none;
            padding-bottom: 0;
        }
        .contact-card p {
            font-size: 14px;
            margin-bottom: 20px;
            color: rgba(255, 255, 255, 0.85);
        }
        .contact-card .btn {
            background: var(--accent);
            border: none;
            color: #fff;
            border-radius: 10px;
            font-weight: 600;
            padding: 10px 24px;
        }
        .contact-card .btn:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
        }
        .related-section {
            padding: 56px 0 60px;
            background: var(--bg);
            border-top: 1px solid var(--border);
        }
        .section-title {
            font-weight: 800;
            color: var(--text);
            margin-bottom: 8px;
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -4px;
            width: 40px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .related-card {
            display: block;
            height: 100%;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-light);
        }
        .related-thumb {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.06);
        }
        .related-body {
            padding: 22px;
        }
        .related-body h4 {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.3s ease;
        }
        .related-card:hover .related-body h4 {
            color: var(--primary);
        }
        .related-body p {
            color: var(--text-weak);
            font-size: 14px;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-body .tag {
            display: inline-block;
            padding: 3px 10px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }
        .cta-section {
            padding: 40px 0 60px;
        }
        .cta-panel {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            border-radius: 24px;
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            box-shadow: 0 20px 50px rgba(8, 73, 87, 0.25);
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
        }
        .cta-panel h2 {
            font-weight: 800;
            margin-bottom: 10px;
            color: #fff;
        }
        .cta-panel p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
        }
        .cta-panel .btn {
            padding: 12px 32px;
            border-radius: 12px;
            font-weight: 700;
        }
        .cta-panel .btn-accent {
            background: var(--accent);
            border: none;
            color: #fff;
        }
        .cta-panel .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(245, 158, 11, 0.3);
        }
        .site-footer {
            background: #0b1b22;
            color: #9db8c2;
            padding: 60px 0 0;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand .brand-icon {
            background: var(--primary);
        }
        .site-footer p {
            color: #9db8c2;
            font-size: 14px;
            line-height: 1.8;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }
        .site-footer h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 26px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul li a {
            color: #9db8c2;
            font-size: 14px;
        }
        .site-footer ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            margin-top: 40px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
        }
        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: #6d8a95;
        }
        @media (max-width: 1024px) {
            .article-main {
                padding: 40px 0;
            }
            .article-panel {
                padding: 28px;
            }
            .article-hero {
                padding: 56px 0 40px;
            }
        }
        @media (max-width: 768px) {
            .article-hero {
                padding: 46px 0 32px;
            }
            .article-main {
                padding: 32px 0;
            }
            .article-panel {
                padding: 22px;
            }
            .article-content {
                font-size: 0.98rem;
            }
            .cta-panel {
                padding: 36px 24px;
            }
            .navbar-nav {
                padding: 10px 0;
            }
            .navbar-nav .nav-link {
                padding: 10px 14px;
            }
            .related-section {
                padding: 40px 0;
            }
            .site-footer {
                padding-top: 44px;
            }
        }
        @media (max-width: 520px) {
            .article-hero h1 {
                font-size: 1.6rem;
            }
            .article-meta {
                gap: 12px;
                font-size: 13px;
            }
            .related-thumb {
                height: 150px;
            }
            .cta-panel h2 {
                font-size: 1.35rem;
            }
            .article-panel {
                padding: 18px;
            }
            .article-content table {
                display: block;
                overflow-x: auto;
                white-space: nowrap;
            }
        }

/* roulang page: category2 */
:root {
      --primary: #1a3a5f;
      --primary-dark: #0e2340;
      --primary-light: #eaf0f7;
      --accent: #f0a500;
      --accent-light: #fff3d6;
      --bg: #f4f7fb;
      --white: #ffffff;
      --text: #22334a;
      --text-muted: #67768c;
      --border: #dde5ef;
      --radius: 18px;
      --radius-sm: 12px;
      --shadow: 0 12px 30px rgba(14, 35, 64, 0.08);
      --shadow-lg: 0 20px 45px rgba(14, 35, 64, 0.12);
      --transition: all 0.25s ease;
      --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: var(--font-main);
      font-size: 16px;
      line-height: 1.7;
      color: var(--text);
      background: var(--bg);
      -webkit-font-smoothing: antialiased;
    }

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

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

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

    .container {
      max-width: 1240px;
    }

    /* ========== 顶部导航：卡片化面板 ========== */
    .site-header {
      position: relative;
      z-index: 100;
      background: linear-gradient(180deg, var(--primary-dark) 0%, rgba(14, 35, 64, 0.92) 60%, rgba(14, 35, 64, 0) 100%);
      padding: 14px 0 40px;
    }

    .site-header .navbar {
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(8px);
      border-radius: 18px;
      box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
      padding: 14px 22px;
      border: 1px solid rgba(255, 255, 255, 0.5);
      margin-top: 4px;
    }

    .navbar-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.2rem;
      color: var(--primary) !important;
    }

    .navbar-brand .brand-icon {
      width: 40px;
      height: 40px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      color: #fff;
      border-radius: 12px;
      font-size: 1.05rem;
      box-shadow: 0 4px 12px rgba(26, 58, 95, 0.3);
    }

    .navbar-nav .nav-item {
      margin: 0 4px;
    }

    .navbar-nav .nav-link {
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--text);
      border-radius: 10px;
      padding: 8px 18px;
      transition: var(--transition);
    }

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

    .navbar-nav .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      box-shadow: 0 6px 14px rgba(14, 35, 64, 0.25);
    }

    .navbar .btn-primary {
      border: none;
      background: linear-gradient(135deg, var(--accent), #ffb703);
      color: var(--primary-dark);
      font-weight: 700;
      border-radius: 12px;
      padding: 10px 22px;
      box-shadow: 0 6px 16px rgba(240, 165, 0, 0.35);
      transition: var(--transition);
    }

    .navbar .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(240, 165, 0, 0.45);
    }

    .navbar-toggler {
      border: none;
      font-size: 1.2rem;
      color: var(--primary);
      padding: 6px 10px;
      border-radius: 10px;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 2px rgba(240, 165, 0, 0.4);
    }

    /* ========== 页面横幅 Banner ========== */
    .page-banner {
      background: linear-gradient(135deg, rgba(14, 35, 64, 0.88), rgba(26, 58, 95, 0.72)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      padding: 110px 0 90px;
      position: relative;
      overflow: hidden;
      margin-top: -84px;
      color: #fff;
    }

    .page-banner .banner-badge {
      display: inline-block;
      background: rgba(255, 255, 255, 0.18);
      border: 1px solid rgba(255, 255, 255, 0.25);
      border-radius: 30px;
      padding: 6px 16px;
      font-size: 0.85rem;
      font-weight: 600;
      letter-spacing: 1px;
      backdrop-filter: blur(4px);
      margin-bottom: 18px;
    }

    .page-banner h1 {
      font-size: clamp(2.1rem, 4.5vw, 3.2rem);
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 16px;
      max-width: 680px;
    }

    .page-banner p {
      font-size: 1.1rem;
      color: rgba(255, 255, 255, 0.85);
      max-width: 620px;
      margin-bottom: 0;
    }

    .page-banner .banner-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 24px;
    }

    .page-banner .banner-meta span {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.12);
      border-radius: 22px;
      padding: 6px 14px;
      font-size: 0.88rem;
      color: rgba(255, 255, 255, 0.92);
    }

    /* ========== 通用板块 ========== */
    .section {
      padding: 72px 0;
    }

    .section-head {
      margin-bottom: 40px;
    }

    .section-head .section-tag {
      display: inline-block;
      background: var(--accent-light);
      color: #c47a00;
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 1.5px;
      border-radius: 30px;
      padding: 5px 14px;
      margin-bottom: 12px;
      text-transform: uppercase;
    }

    .section-head h2 {
      font-size: clamp(1.7rem, 3vw, 2.4rem);
      font-weight: 800;
      color: var(--primary-dark);
      margin-bottom: 10px;
    }

    .section-head p {
      color: var(--text-muted);
      font-size: 1rem;
      max-width: 640px;
    }

    .section-head.center {
      text-align: center;
    }

    .section-head.center p {
      margin-left: auto;
      margin-right: auto;
    }

    /* ========== 分类导航卡片 ========== */
    .info-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .info-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 30px 24px;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }

    .info-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(240, 165, 0, 0.4);
    }

    .info-card .icon-wrap {
      width: 52px;
      height: 52px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 14px;
      font-size: 1.3rem;
      margin-bottom: 18px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      color: #fff;
    }

    .info-card:nth-child(2) .icon-wrap {
      background: linear-gradient(135deg, var(--accent), #ffb703);
      color: var(--primary-dark);
    }

    .info-card:nth-child(3) .icon-wrap {
      background: linear-gradient(135deg, #2a9d8f, #1f7a72);
    }

    .info-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 10px;
    }

    .info-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 0;
    }

    /* ========== 文章卡片 ========== */
    .article-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .article-card {
      background: var(--white);
      border-radius: var(--radius);
      border: 1px solid var(--border);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }

    .article-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
    }

    .article-card .cover-wrap {
      position: relative;
      overflow: hidden;
      height: 180px;
      background: var(--primary-light);
    }

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

    .article-card:hover .cover-wrap img {
      transform: scale(1.05);
    }

    .article-card .cover-tag {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(14, 35, 64, 0.88);
      color: #fff;
      font-size: 0.78rem;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 20px;
      backdrop-filter: blur(4px);
    }

    .article-card .card-body {
      padding: 22px 22px 18px;
      flex: 1;
    }

    .article-card .card-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.82rem;
      color: var(--text-muted);
      margin-bottom: 10px;
    }

    .article-card .card-meta i {
      font-size: 0.78rem;
      margin-right: 4px;
    }

    .article-card h3 {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--primary-dark);
      line-height: 1.45;
      margin-bottom: 10px;
      transition: var(--transition);
    }

    .article-card a:hover h3 {
      color: #c47a00;
    }

    .article-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 0;
      display: -webkit-box;
      -webkit-line-clamp: 3;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .article-card .card-footer {
      padding: 14px 22px;
      border-top: 1px solid var(--border);
      background: #fafcff;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .article-card .card-footer a {
      font-weight: 600;
      font-size: 0.88rem;
    }

    .article-card .card-footer a i {
      font-size: 0.75rem;
      margin-left: 4px;
    }

    .article-card .card-footer a:hover {
      color: #c47a00;
    }

    /* ========== 玩法流程 ========== */
    .process-section {
      background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
      color: #fff;
      border-radius: var(--radius);
      padding: 56px 44px;
      position: relative;
      overflow: hidden;
    }

    .process-section::before {
      content: '';
      position: absolute;
      top: -60px;
      right: -60px;
      width: 220px;
      height: 220px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.06);
    }

    .process-section .section-head h2 {
      color: #fff;
    }

    .process-section .section-head p {
      color: rgba(255, 255, 255, 0.72);
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      margin-top: 20px;
    }

    .process-card {
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.14);
      backdrop-filter: blur(4px);
      border-radius: 16px;
      padding: 28px 18px;
      text-align: center;
      transition: var(--transition);
    }

    .process-card:hover {
      background: rgba(255, 255, 255, 0.15);
      transform: translateY(-4px);
    }

    .process-card .step-num {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--accent);
      color: var(--primary-dark);
      font-weight: 800;
      font-size: 1.1rem;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 16px;
    }

    .process-card h4 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .process-card p {
      font-size: 0.86rem;
      color: rgba(255, 255, 255, 0.72);
      line-height: 1.6;
      margin-bottom: 0;
    }

    /* ========== 标签云 ========== */
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: center;
    }

    .tag-cloud a {
      display: inline-block;
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 30px;
      padding: 8px 20px;
      font-size: 0.9rem;
      font-weight: 600;
      color: var(--text);
      box-shadow: 0 2px 8px rgba(14, 35, 64, 0.05);
      transition: var(--transition);
    }

    .tag-cloud a:hover {
      border-color: var(--accent);
      background: var(--accent-light);
      color: #c47a00;
      transform: translateY(-3px);
      box-shadow: 0 6px 16px rgba(240, 165, 0, 0.2);
    }

    /* ========== FAQ ========== */
    .faq-wrap {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: rgba(240, 165, 0, 0.35);
      box-shadow: 0 6px 16px rgba(14, 35, 64, 0.06);
    }

    .faq-item summary {
      cursor: pointer;
      padding: 18px 22px;
      font-weight: 600;
      font-size: 1rem;
      color: var(--primary-dark);
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 14px;
      list-style: none;
    }

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

    .faq-item summary::after {
      content: '\f078';
      font-family: 'Font Awesome 6 Free';
      font-weight: 900;
      font-size: 0.8rem;
      color: var(--accent);
      transition: transform 0.3s ease;
      flex-shrink: 0;
    }

    .faq-item[open] summary:after {
      transform: rotate(180deg);
    }

    .faq-item .faq-body {
      padding: 0 22px 20px;
      color: var(--text-muted);
      font-size: 0.94rem;
      line-height: 1.7;
    }

    /* ========== CTA ========== */
    .cta-panel {
      background: linear-gradient(135deg, var(--accent) 0%, #ffb703 100%);
      border-radius: var(--radius);
      padding: 56px 48px;
      text-align: center;
      color: var(--primary-dark);
      position: relative;
      overflow: hidden;
    }

    .cta-panel::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -10%;
      width: 320px;
      height: 320px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.25);
    }

    .cta-panel::after {
      content: '';
      position: absolute;
      bottom: -80%;
      right: -5%;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.18);
    }

    .cta-panel h2 {
      font-size: clamp(1.6rem, 3vw, 2.2rem);
      font-weight: 800;
      margin-bottom: 12px;
      position: relative;
      z-index: 1;
    }

    .cta-panel p {
      font-size: 1rem;
      color: rgba(14, 35, 64, 0.8);
      margin-bottom: 28px;
      position: relative;
      z-index: 1;
    }

    .cta-panel .btn {
      position: relative;
      z-index: 1;
      border: none;
      background: var(--primary-dark);
      color: #fff;
      font-weight: 700;
      border-radius: 30px;
      padding: 12px 36px;
      box-shadow: 0 10px 24px rgba(14, 35, 64, 0.25);
      transition: var(--transition);
    }

    .cta-panel .btn:hover {
      background: var(--primary);
      transform: translateY(-3px);
      box-shadow: 0 14px 28px rgba(14, 35, 64, 0.3);
    }

    /* ========== 页脚 ========== */
    .site-footer {
      background: var(--primary-dark);
      color: rgba(255, 255, 255, 0.72);
      padding: 62px 0 0;
      margin-top: 72px;
    }

    .site-footer .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.2rem;
      color: #fff;
      margin-bottom: 14px;
    }

    .site-footer .footer-brand .brand-icon {
      width: 38px;
      height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, var(--accent), #ffb703);
      color: var(--primary-dark);
      border-radius: 10px;
      font-size: 1rem;
    }

    .site-footer p {
      font-size: 0.9rem;
      line-height: 1.7;
    }

    .site-footer h4 {
      color: #fff;
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 16px;
    }

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

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

    .site-footer ul a {
      color: rgba(255, 255, 255, 0.68);
      font-size: 0.9rem;
      transition: var(--transition);
    }

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

    .site-footer .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      margin-top: 42px;
      padding: 22px 0;
      text-align: center;
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.45);
    }

    .site-footer .footer-bottom p {
      margin: 0;
    }

    /* ========== 响应式 ========== */
    @media (max-width: 1024px) {
      .info-grid,
      .article-grid {
        grid-template-columns: repeat(2, 1fr);
      }

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

    @media (max-width: 768px) {
      .site-header {
        padding: 10px 0 30px;
      }

      .site-header .navbar {
        padding: 10px 16px;
        border-radius: 14px;
      }

      .page-banner {
        padding: 90px 0 70px;
        margin-top: -52px;
      }

      .page-banner h1 {
        font-size: 1.8rem;
      }

      .section {
        padding: 52px 0;
      }

      .info-grid,
      .article-grid,
      .process-grid {
        grid-template-columns: 1fr;
        gap: 18px;
      }

      .process-section {
        padding: 36px 24px;
      }

      .cta-panel {
        padding: 40px 24px;
      }

      .navbar-nav .nav-link {
        padding: 10px 16px;
      }

      .navbar .btn-primary {
        margin-top: 8px;
        width: 100%;
      }
    }

    @media (max-width: 520px) {
      .page-banner h1 {
        font-size: 1.5rem;
      }

      .page-banner p {
        font-size: 0.95rem;
      }

      .section-head h2 {
        font-size: 1.55rem;
      }

      .info-card,
      .article-card .card-body {
        padding: 20px 18px;
      }

      .article-card .cover-wrap {
        height: 160px;
      }

      .process-section {
        border-radius: 14px;
      }

      .cta-panel h2 {
        font-size: 1.45rem;
      }

      .faq-item summary {
        padding: 15px 16px;
        font-size: 0.95rem;
      }

      .faq-item .faq-body {
        padding: 0 16px 18px;
        font-size: 0.9rem;
      }

      .site-footer {
        padding-top: 44px;
      }

      .tag-cloud a {
        font-size: 0.85rem;
        padding: 6px 14px;
      }
    }

    @media (max-width: 991px) {
      .navbar-collapse {
        margin-top: 8px;
      }

      .navbar-nav .nav-link {
        margin: 2px 0;
      }
    }