/* roulang page: index */
:root {
  --primary: #1a4fd6;
  --primary-dark: #123aa8;
  --primary-light: #eaf1fe;
  --secondary: #6c3ef5;
  --accent: #f5a623;
  --bg: #f7f9fc;
  --surface: #ffffff;
  --text: #141d2e;
  --text-light: #5e6a82;
  --border: #e3e8f0;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 24px rgba(15, 35, 80, 0.08);
  --shadow-lg: 0 20px 44px rgba(15, 35, 80, 0.12);
  --space: 32px;
  --transition: 0.3s ease;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
}

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

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

button,
input {
  font-family: inherit;
  font-size: 1rem;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 88px 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-title {
  font-size: 2.15rem;
  font-weight: 800;
  line-height: 1.3;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.section-desc {
  max-width: 720px;
  color: var(--text-light);
  font-size: 1.05rem;
  margin-bottom: 40px;
}

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

.text-center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 16px rgba(20, 29, 46, 0.04);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.logo {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.logo i {
  margin-right: 6px;
  color: var(--accent);
}

.search-box {
  flex: 1;
  max-width: 460px;
  position: relative;
}

.search-box input {
  width: 100%;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #f1f4f9;
  padding: 0 48px 0 20px;
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(26, 79, 214, 0.12);
  background: #fff;
}

.search-box i {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  pointer-events: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  padding: 9px 16px;
  border-radius: 10px;
  white-space: nowrap;
}

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

.nav-links a.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(26, 79, 214, 0.28);
}

.hamburger {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 44px;
  height: 44px;
  font-size: 1.1rem;
  color: var(--text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* Hero */
.hero {
  position: relative;
  min-height: 560px;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(92deg, rgba(10, 20, 40, 0.86) 0%, rgba(18, 58, 168, 0.72) 60%, rgba(108, 62, 245, 0.35) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 80px 0;
}

.hero h1 {
  font-size: 2.7rem;
  font-weight: 800;
  line-height: 1.25;
  color: #fff;
  margin: 0 0 18px;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.12rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 640px;
  margin-bottom: 32px;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #fff;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(18, 58, 168, 0.35);
}

.btn-outline-light {
  border: 2px solid rgba(255, 255, 255, 0.85);
  color: #fff;
  background: transparent;
}

.btn-outline-light:hover {
  background: #fff;
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.2);
}

.btn-ghost {
  background: var(--primary-light);
  color: var(--primary);
}

.btn-ghost:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: #eef1f6;
}

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

.card-body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 10px;
}

.card-body p {
  color: var(--text-light);
  font-size: 0.95rem;
  flex: 1;
  margin-bottom: 16px;
}

.card-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

.card-link i {
  transition: transform var(--transition);
}

.badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 999px;
}

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

.badge-accent {
  background: #fef4e4;
  color: var(--accent);
}

/* Categories */
.category-card {
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: block;
  height: 100%;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

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

.category-card .card-body h3 {
  color: var(--text);
}

.category-card .card-body p {
  color: var(--text-light);
  margin-bottom: 4px;
}

/* News */
.news-section {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

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

.news-item {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), padding-left var(--transition);
}

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

.news-link {
  display: block;
  padding: 22px 24px;
}

.news-link:hover {
  background: var(--primary-light);
  padding-left: 30px;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 6px;
}

.news-title {
  font-size: 1.06rem;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--text);
}

.news-desc {
  color: var(--text-light);
  font-size: 0.92rem;
  margin: 0;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-date {
  font-size: 0.82rem;
  color: var(--text-light);
}

.empty-tip {
  padding: 40px;
  text-align: center;
  color: var(--text-light);
}

/* Showcase */
.showcase-grid {
  display: flex;
  align-items: center;
  gap: 56px;
}

.showcase-media {
  flex: 1;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.showcase-media img {
  width: 100%;
  height: 380px;
  object-fit: cover;
}

.showcase-content {
  flex: 1;
}

.showcase-content ul {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}

.showcase-content li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  color: var(--text-light);
}

.showcase-content li i {
  color: var(--primary);
  margin-top: 5px;
  font-size: 1.1rem;
}

/* Stats */
.stat-box {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius);
  padding: 56px 40px;
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item h4 {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 0 0 6px;
  letter-spacing: -0.02em;
}

.stat-item p {
  opacity: 0.88;
  font-size: 0.95rem;
  margin: 0;
}

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

.process-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 800;
  background: var(--primary-light);
  color: var(--primary);
  margin-bottom: 16px;
}

.process-step h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--text-light);
  margin: 0;
}

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

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

.faq-item details {
  padding: 0;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 24px;
  font-weight: 600;
  font-size: 1.02rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition);
}

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

.faq-item summary i {
  color: var(--primary);
  transition: transform var(--transition);
}

.faq-item details[open] summary {
  background: var(--primary-light);
}

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

.faq-content {
  padding: 0 24px 22px;
  color: var(--text-light);
  line-height: 1.7;
}

/* CTA */
.cta-area {
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  padding: 72px 48px;
  text-align: center;
  color: #fff;
}

.cta-area::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(18, 58, 168, 0.92), rgba(108, 62, 245, 0.82));
}

.cta-area > * {
  position: relative;
  z-index: 2;
}

.cta-area h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.cta-area p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
  font-size: 1.05rem;
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: #b7c0d4;
  padding: 56px 0 0;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-brand .logo {
  color: #fff;
  font-size: 1.35rem;
  margin-bottom: 14px;
  display: inline-block;
}

.footer-brand p {
  font-size: 0.92rem;
  line-height: 1.7;
  max-width: 340px;
}

.footer-title {
  font-size: 1.02rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

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

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

.footer-links a {
  color: #9aa6bd;
  font-size: 0.92rem;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: #fff;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 0.85rem;
  color: #7e8aa5;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.2rem;
  }
  .showcase-grid {
    gap: 32px;
  }
  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }
  .section-title {
    font-size: 1.7rem;
  }
  .nav-wrap {
    gap: 12px;
  }
  .search-box {
    display: none;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 16px;
    gap: 10px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    display: block;
    text-align: center;
    width: 100%;
  }
  .hamburger {
    display: flex;
  }
  .hero {
    min-height: 480px;
  }
  .hero h1 {
    font-size: 1.9rem;
  }
  .hero p {
    font-size: 1rem;
  }
  .news-link {
    padding: 18px 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .cta-area {
    padding: 48px 24px;
  }
}

@media (max-width: 520px) {
  .logo {
    font-size: 1.05rem;
  }
  .hero h1 {
    font-size: 1.6rem;
  }
  .stat-grid {
    grid-template-columns: 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

/* roulang page: category1 */
:root {
  --c-primary: #1a1a2e;
  --c-secondary: #c9a227;
  --c-secondary-light: #e3c766;
  --c-bg: #f8f7f4;
  --c-bg-alt: #ffffff;
  --c-bg-dark: #12121f;
  --c-text: #1a1a2e;
  --c-text-light: #5a5f73;
  --c-text-invert: #ffffff;
  --c-border: #e8e6e1;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(26, 26, 46, 0.06);
  --shadow-lg: 0 18px 44px rgba(26, 26, 46, 0.10);
  --transition: all .25s ease;
}

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

html { scroll-behavior: smooth; }

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

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

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

ul { list-style: none; }

input, button { font-family: inherit; }

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

.section { padding: 84px 0; }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(201, 162, 39, 0.12);
  color: #9a7c1c;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 30px;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.section-tag i { font-size: 12px; }

.section h2 {
  font-size: 36px;
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--c-primary);
}

.section-lead {
  font-size: 17px;
  color: var(--c-text-light);
  max-width: 720px;
  margin-bottom: 40px;
  line-height: 1.8;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 15px;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.4;
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid rgba(201, 162, 39, 0.4);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--c-secondary);
  color: var(--c-primary);
  border-color: var(--c-secondary);
}

.btn-primary:hover {
  background: var(--c-secondary-light);
  border-color: var(--c-secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 162, 39, 0.25);
}

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

.btn-outline:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  transform: translateY(-2px);
}

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

.btn-light:hover {
  background: var(--c-secondary-light);
  border-color: var(--c-secondary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.2);
}

/* Header */
.site-header {
  background: var(--c-primary);
  position: sticky;
  top: 0;
  z-index: 999;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
  flex-wrap: nowrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.logo i {
  color: var(--c-secondary);
  font-size: 20px;
}

.logo:hover { color: var(--c-secondary-light); }

.search-wrap {
  flex: 1;
  max-width: 520px;
  min-width: 200px;
}

.search-form {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  overflow: hidden;
  transition: var(--transition);
}

.search-form:focus-within {
  border-color: var(--c-secondary);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15);
}

.search-icon {
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
  padding-left: 16px;
  flex-shrink: 0;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 11px 12px;
  color: #fff;
  font-size: 14px;
  outline: none;
  min-width: 0;
}

.search-input::placeholder { color: rgba(255, 255, 255, 0.5); }

.search-btn {
  background: var(--c-secondary);
  border: none;
  color: var(--c-primary);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  cursor: pointer;
  border-radius: 0;
  transition: var(--transition);
  flex-shrink: 0;
}

.search-btn:hover { background: var(--c-secondary-light); }

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

.header-action .btn {
  padding: 9px 20px;
  font-size: 14px;
}

.header-action .btn-outline {
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff;
}

.header-action .btn-outline:hover {
  border-color: var(--c-secondary);
  color: var(--c-secondary);
  background: rgba(255, 255, 255, 0.05);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 20px;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.menu-toggle:hover { border-color: var(--c-secondary); color: var(--c-secondary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 4px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-links::-webkit-scrollbar { display: none; }

.nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 30px;
  white-space: nowrap;
  position: relative;
}

.nav-links a:hover {
  color: var(--c-secondary-light);
  background: rgba(255, 255, 255, 0.05);
}

.nav-links a.active {
  color: var(--c-primary);
  background: var(--c-secondary);
  font-weight: 600;
}

/* Page Banner */
.page-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 100px 0 110px;
  color: #fff;
}

.page-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.92) 0%, rgba(26, 26, 46, 0.72) 55%, rgba(201, 162, 39, 0.25) 100%);
}

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

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 22px;
}

.breadcrumb a { color: rgba(255, 255, 255, 0.85); }
.breadcrumb a:hover { color: var(--c-secondary-light); }

.breadcrumb i { font-size: 10px; color: rgba(255, 255, 255, 0.4); }

.page-banner h1 {
  font-size: 44px;
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.page-banner p {
  font-size: 18px;
  max-width: 640px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
}

.page-banner .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201, 162, 39, 0.2);
  border: 1px solid rgba(201, 162, 39, 0.35);
  color: var(--c-secondary-light);
  font-size: 13px;
  padding: 5px 16px;
  border-radius: 30px;
  margin-bottom: 18px;
  letter-spacing: 0.5px;
}

/* Section Intro */
.section-intro { background: var(--c-bg); }

.intro-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 60px;
  align-items: center;
}

.intro-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.intro-media img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.intro-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26, 26, 46, 0.25) 0%, transparent 60%);
}

.intro-content h2 { font-size: 34px; }

.intro-content p {
  font-size: 16px;
  color: var(--c-text-light);
  line-height: 1.9;
  margin-bottom: 18px;
}

.intro-content p strong { color: var(--c-primary); }

.intro-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
  margin-top: 24px;
}

.intro-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  padding: 10px 14px;
  background: var(--c-bg-alt);
  border-radius: 10px;
  border-left: 3px solid var(--c-secondary);
  box-shadow: 0 2px 10px rgba(26, 26, 46, 0.04);
}

.intro-features i {
  color: var(--c-secondary);
  font-size: 14px;
  margin-top: 3px;
}

/* Services */
.section-services {
  background: var(--c-bg-alt);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 20px;
}

.service-card {
  background: var(--c-bg);
  border-radius: var(--radius);
  padding: 36px 30px;
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-secondary), var(--c-secondary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(201, 162, 39, 0.3);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: linear-gradient(135deg, rgba(201, 162, 39, 0.15), rgba(201, 162, 39, 0.05));
  color: #9a7c1c;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--c-primary);
}

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

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

.service-link i { font-size: 12px; transition: transform .3s ease; }
.service-link:hover { color: #9a7c1c; }
.service-link:hover i { transform: translateX(4px); }

/* Features */
.section-features { background: var(--c-bg); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 10px;
}

.feature-item {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--c-bg-alt);
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
  transition: var(--transition);
}

.feature-item:hover {
  box-shadow: var(--shadow);
  border-color: rgba(201, 162, 39, 0.25);
  transform: translateY(-3px);
}

.feature-icon {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
  border-radius: 12px;
  background: var(--c-primary);
  color: var(--c-secondary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.feature-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-item p {
  font-size: 14px;
  color: var(--c-text-light);
  line-height: 1.75;
}

/* Stats */
.section-stats {
  background: var(--c-primary);
  color: #fff;
  padding: 60px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item { padding: 20px; }

.stat-number {
  font-size: 46px;
  font-weight: 800;
  color: var(--c-secondary-light);
  line-height: 1.2;
  margin-bottom: 6px;
}

.stat-number span { font-size: 26px; }

.stat-label {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 1px;
}

/* Security */
.section-security {
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.95), rgba(26, 26, 46, 0.88)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  color: #fff;
}

.section-security .section-tag {
  background: rgba(201, 162, 39, 0.15);
  color: var(--c-secondary-light);
}

.section-security .section-lead { color: rgba(255, 255, 255, 0.7); }

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

.security-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  transition: var(--transition);
}

.security-item:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(201, 162, 39, 0.3);
  transform: translateY(-3px);
}

.security-item i {
  font-size: 30px;
  color: var(--c-secondary-light);
  margin-bottom: 16px;
}

.security-item h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.security-item p {
  font-size: 13.5px;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
}

/* FAQ */
.section-faq { background: var(--c-bg-alt); }

.faq-wrap {
  max-width: 820px;
  margin: 0 auto;
}

.accordion { margin-top: 10px; }

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

.accordion-item:hover { border-color: rgba(201, 162, 39, 0.3); }

.accordion-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 16px;
  font-weight: 600;
  padding: 20px 24px;
  cursor: pointer;
  color: var(--c-primary);
  background: var(--c-bg);
}

.accordion-title::before {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 13px;
  color: var(--c-secondary);
  order: 2;
  transition: var(--transition);
}

.accordion-item.is-active .accordion-title::before {
  transform: rotate(180deg);
}

.accordion-content {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--c-text-light);
  line-height: 1.85;
  display: none;
}

.accordion-item.is-active .accordion-content {
  display: block;
}

/* CTA */
.section-cta { background: var(--c-bg); }

.cta-box {
  background: linear-gradient(135deg, var(--c-primary), #23233d);
  border-radius: 20px;
  padding: 60px 70px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.cta-box::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.15), transparent 70%);
}

.cta-box::after {
  content: "";
  position: absolute;
  bottom: -50%;
  left: -20%;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.08), transparent 70%);
}

.cta-box h2 {
  font-size: 34px;
  margin-bottom: 16px;
  color: #fff;
  position: relative;
  z-index: 1;
}

.cta-box p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.75);
  max-width: 600px;
  margin: 0 auto 30px;
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* Footer */
.site-footer {
  background: var(--c-primary);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
  font-size: 22px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
  max-width: 360px;
}

.footer-title {
  font-size: 17px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 30px;
  height: 2px;
  background: var(--c-secondary);
}

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

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.65);
  transition: var(--transition);
}

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

.footer-contact li {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-contact i {
  color: var(--c-secondary);
  font-size: 13px;
  width: 18px;
  text-align: center;
}

.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

/* Responsive */
@media (max-width: 1024px) {
  .section { padding: 70px 0; }
  .intro-grid { gap: 40px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .security-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-box { padding: 50px 36px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .header-top { flex-wrap: wrap; }
  .search-wrap { flex-basis: 100%; order: 3; max-width: 100%; }
  .menu-toggle { display: flex; }
  .header-action { margin-left: auto; }
  .header-action .btn-outline { display: none; }
  .nav-links {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 10px 0;
    gap: 2px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { justify-content: flex-start; }
  .page-banner { padding: 70px 0 80px; }
  .page-banner h1 { font-size: 32px; }
  .page-banner p { font-size: 16px; }
  .intro-grid { grid-template-columns: 1fr; }
  .intro-media img { height: 280px; }
  .intro-features { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .section { padding: 56px 0; }
  .section h2 { font-size: 28px; }
  .cta-box h2 { font-size: 26px; }
  .stat-number { font-size: 36px; }
}

@media (max-width: 520px) {
  .container { padding: 0 18px; }
  .logo { font-size: 18px; }
  .header-action .btn { padding: 8px 16px; font-size: 13px; }
  .page-banner h1 { font-size: 27px; }
  .intro-features { grid-template-columns: 1fr; }
  .security-grid { grid-template-columns: 1fr; }
  .stats-grid { gap: 16px; }
  .feature-item { flex-direction: column; }
  .cta-box { padding: 40px 24px; }
  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn { width: 100%; }
  .footer-grid { gap: 32px; }
}

/* roulang page: article */
:root {
  --primary: #0f2b5b;
  --primary-light: #1d4ed8;
  --accent: #c9a24b;
  --accent-light: #f0e6c8;
  --text: #1f2937;
  --text-weak: #6b7280;
  --bg: #f6f7fb;
  --bg-deep: #0b1f3f;
  --white: #ffffff;
  --border: #e5e7eb;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(15,43,91,.08);
  --shadow-lg: 0 20px 45px rgba(15,43,91,.14);
  --transition: .25s ease;
}
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { padding: 0; margin: 0; list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ===== Header / 搜索主导导航 ===== */
.site-header {
  background: linear-gradient(135deg, #081a36 0%, #112c55 100%);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.header-top {
  display: flex;
  align-items: center;
  gap: 18px;
  padding-top: 16px;
  padding-bottom: 16px;
  flex-wrap: wrap;
}
.logo {
  color: #fff;
  font-size: 1.35rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.logo i { color: var(--accent); font-size: 1.6rem; }
.search-box {
  flex: 1;
  max-width: 540px;
  margin: 0 auto;
  background: #fff;
  border-radius: 50px;
  display: flex;
  align-items: center;
  padding: 6px 6px 6px 18px;
  box-shadow: 0 8px 24px rgba(0,0,0,.18);
}
.search-icon { color: var(--text-weak); font-size: .9rem; }
.search-box input {
  border: none;
  outline: none;
  flex: 1;
  background: transparent;
  font-size: .95rem;
  padding: 8px 10px;
  color: var(--text);
}
.search-btn {
  background: linear-gradient(90deg, var(--accent), #e0b15c);
  color: var(--bg-deep);
  border: none;
  border-radius: 50px;
  padding: 10px 26px;
  font-weight: 700;
  font-size: .9rem;
  cursor: pointer;
  transition: var(--transition);
}
.search-btn:hover { transform: scale(1.03); filter: brightness(1.05); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.header-btn {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.18);
  color: #fff;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: .88rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.header-btn:hover { background: rgba(255,255,255,.22); border-color: var(--accent); }
.menu-toggle {
  display: none;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: 1.2rem;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-bar { border-top: 1px solid rgba(255,255,255,.06); }
.nav-links { display: flex; gap: 2px; flex-wrap: wrap; }
.nav-links a {
  color: rgba(255,255,255,.72);
  padding: 13px 22px;
  font-weight: 600;
  font-size: .96rem;
  display: block;
  border-bottom: 3px solid transparent;
  transition: var(--transition);
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.06); }
.nav-links a.active { color: #fff; border-bottom-color: var(--accent); }

/* ===== 页面 Banner ===== */
.page-banner {
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  padding: 68px 0;
}
.page-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(8,26,54,.94), rgba(29,78,216,.72));
}
.page-banner .container { position: relative; z-index: 2; color: #fff; }
.breadcrumb { color: rgba(255,255,255,.72); font-size: .9rem; margin-bottom: 12px; }
.breadcrumb a { color: var(--accent); }
.breadcrumb i { font-size: .75rem; margin: 0 6px; }
.banner-title {
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.3;
  margin: 0;
  max-width: 860px;
}

/* ===== 文章主体区 ===== */
.article-section { padding: 60px 0; }
.article-main {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
}
.article-main .badge { margin-right: 10px; }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  color: var(--text-weak);
  margin: 18px 0 26px;
  font-size: .92rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 22px;
}
.article-meta i { color: var(--accent); margin-right: 5px; }
.article-content { font-size: 1.02rem; line-height: 1.95; color: #2d3748; overflow-wrap: break-word; }
.article-content h2 {
  margin: 38px 0 16px;
  font-size: 1.5rem;
  color: var(--primary);
  border-left: 4px solid var(--accent);
  padding-left: 16px;
  line-height: 1.4;
}
.article-content h3 {
  margin: 32px 0 14px;
  font-size: 1.18rem;
  color: var(--primary);
}
.article-content p { margin: 16px 0; }
.article-content ul, .article-content ol { margin: 16px 0; padding-left: 24px; }
.article-content ul li { list-style: disc; margin: 8px 0; }
.article-content ol li { list-style: decimal; margin: 8px 0; }
.article-content blockquote {
  border-left: 4px solid var(--accent);
  background: #faf7ef;
  padding: 16px 22px;
  border-radius: 10px;
  margin: 22px 0;
  color: #5f5a4d;
}
.article-content img { border-radius: 14px; margin: 24px 0; box-shadow: var(--shadow); }
.article-content a { color: var(--primary-light); border-bottom: 1px solid var(--primary-light); }
.article-content table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.article-content th, .article-content td { border: 1px solid var(--border); padding: 12px 14px; text-align: left; }
.article-content th { background: #f0f4fb; color: var(--primary); }
.not-found {
  text-align: center;
  padding: 60px 20px;
}
.not-found h1 { color: var(--primary); font-size: 1.8rem; }
.not-found p { color: var(--text-weak); margin: 16px 0 28px; }
.not-found .btn { margin-top: 8px; }

/* ===== 侧栏卡片 ===== */
.side-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
  margin-bottom: 24px;
}
.side-card-title {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.side-card-title::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--accent);
  border-radius: 4px;
}
.side-list { margin-top: 6px; }
.side-list li { padding: 10px 0; border-bottom: 1px dashed var(--border); font-size: .94rem; }
.side-list li:last-child { border-bottom: none; }
.side-list li i { color: var(--accent); width: 22px; }
.profile-card {
  background: linear-gradient(145deg, var(--bg-deep), #142c57);
  color: #fff;
  overflow: hidden;
  position: relative;
}
.profile-card::after {
  content: '';
  position: absolute;
  right: -30px;
  top: -30px;
  width: 130px;
  height: 130px;
  background: rgba(201,162,75,.25);
  border-radius: 50%;
}
.profile-card .side-card-title { color: #fff; }
.profile-card p { color: rgba(255,255,255,.7); font-size: .9rem; margin: 8px 0 0; }
.profile-domain {
  display: inline-block;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: .85rem;
  margin-top: 14px;
  color: var(--accent);
}
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.article-tags a {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 6px 16px;
  font-size: .85rem;
  color: var(--text-weak);
}
.article-tags a:hover { color: var(--primary); border-color: var(--accent); background: var(--accent-light); }

/* ===== 服务分类引导 ===== */
.guide-section { padding: 72px 0; background: #fff; }
.section-header { text-align: center; margin-bottom: 44px; }
.section-title { font-size: 2rem; font-weight: 800; color: var(--primary); margin: 0 0 8px; }
.section-sub { color: var(--text-weak); font-size: 1rem; max-width: 600px; margin: 0 auto; }
.cat-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  height: 100%;
  display: block;
  box-shadow: 0 4px 14px rgba(15,43,91,.04);
  transition: var(--transition);
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.cat-card-img { width: 100%; height: 210px; object-fit: cover; }
.cat-card-body { padding: 24px; }
.cat-card-body h3 { font-size: 1.2rem; color: var(--primary); margin: 0 0 8px; font-weight: 700; }
.cat-card-body p { color: var(--text-weak); font-size: .92rem; margin: 0; }
.cat-card-link { color: var(--primary-light); font-size: .9rem; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; }
.cat-card:hover .cat-card-link { color: var(--accent); }

/* ===== 数据验证区块 ===== */
.stats-section { background: linear-gradient(140deg, var(--bg-deep), #122d57); padding: 72px 0; }
.stats-section .section-title { color: #fff; }
.stats-section .section-sub { color: rgba(255,255,255,.6); }
.stat-card { text-align: center; color: #fff; padding: 20px 10px; }
.stat-icon { font-size: 2rem; color: var(--accent); margin-bottom: 10px; }
.stat-number { font-size: 2.4rem; font-weight: 800; color: var(--accent); line-height: 1.2; }
.stat-label { font-size: .92rem; color: rgba(255,255,255,.7); margin-top: 8px; }

/* ===== FAQ ===== */
.faq-section { padding: 72px 0; }
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
  overflow: hidden;
  border: 1px solid transparent;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--accent); }
.faq-summary {
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 1rem;
}
.faq-summary::-webkit-details-marker { display: none; }
.faq-summary .faq-icon { color: var(--accent); transition: var(--transition); flex-shrink: 0; }
.faq-item[open] { border-color: var(--accent); box-shadow: var(--shadow-lg); }
.faq-item[open] .faq-icon { transform: rotate(-180deg); }
.faq-body { padding: 0 24px 22px; color: var(--text-weak); line-height: 1.8; font-size: .95rem; }

/* ===== CTA ===== */
.cta-section { padding: 30px 0 72px; }
.cta-box {
  position: relative;
  background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
  border-radius: 24px;
  padding: 64px 40px;
  text-align: center;
  color: #fff;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(8,26,54,.92), rgba(29,78,216,.78));
}
.cta-box .container { position: relative; z-index: 2; }
.cta-title { font-size: 1.9rem; font-weight: 800; margin: 0 0 10px; }
.cta-text { color: rgba(255,255,255,.75); max-width: 560px; margin: 0 auto 28px; }
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .95rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-align: center;
}
.btn-primary { background: var(--accent); color: var(--bg-deep); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(201,162,75,.38); }
.btn-light { background: #fff; color: var(--primary); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(255,255,255,.24); }
.btn-outline { background: transparent; border: 2px solid rgba(255,255,255,.7); color: #fff; }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== 页脚 ===== */
.site-footer { background: var(--bg-deep); color: rgba(255,255,255,.7); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.2fr; gap: 44px; padding-bottom: 40px; }
.footer-brand .logo { margin-bottom: 14px; }
.footer-brand p { font-size: .92rem; line-height: 1.75; color: rgba(255,255,255,.55); margin: 0; max-width: 400px; }
.footer-title { font-size: 1rem; color: #fff; margin: 0 0 18px; font-weight: 700; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: rgba(255,255,255,.62); font-size: .92rem; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact li { font-size: .9rem; color: rgba(255,255,255,.55); }
.footer-contact i { color: var(--accent); width: 22px; margin-right: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 20px 0;
  text-align: center;
  font-size: .88rem;
  color: rgba(255,255,255,.45);
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .search-box { max-width: 420px; }
}
@media (max-width: 768px) {
  .header-top { gap: 12px; }
  .menu-toggle { display: flex; margin-left: auto; }
  .header-actions { display: none; }
  .search-box { order: 3; flex: 1 1 100%; max-width: 100%; }
  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 8px 0 14px;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 12px 18px;
    border-left: 3px solid transparent;
    border-bottom: 1px solid rgba(255,255,255,.06);
  }
  .nav-links a.active { border-left-color: var(--accent); border-bottom-color: transparent; }
  .nav-bar .container { padding: 0; }
  .nav-links a { padding-left: 22px; }
  .page-banner { padding: 48px 0; }
  .banner-title { font-size: 1.6rem; }
  .article-main { padding: 24px 20px; }
  .article-section { padding: 40px 0; }
  .guide-section, .faq-section, .stats-section { padding: 52px 0; }
  .section-title { font-size: 1.6rem; }
  .stats-section .stat-card { margin-bottom: 24px; }
  .cta-box { padding: 44px 24px; }
  .cta-title { font-size: 1.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}
@media (max-width: 520px) {
  .logo { font-size: 1.1rem; }
  .logo i { font-size: 1.3rem; }
  .search-btn { padding: 9px 18px; font-size: .82rem; }
  .banner-title { font-size: 1.35rem; }
  .article-meta { gap: 10px; font-size: .85rem; }
  .article-content { font-size: .98rem; }
  .cta-actions .btn { width: 100%; }
  .footer-grid { gap: 26px; }
}

/* roulang page: category3 */
:root {
      --primary: #6b5bff;
      --primary-dark: #4a3fd9;
      --accent: #f5b800;
      --gradient: linear-gradient(135deg, #6b5bff 0%, #3f8cff 100%);
      --bg: #f5f6fb;
      --surface: #ffffff;
      --text: #1c1c2e;
      --muted: #6b6b84;
      --border: #e6e7f0;
      --radius: 16px;
      --shadow: 0 6px 24px rgba(45, 45, 80, 0.08);
      --shadow-lg: 0 18px 50px rgba(45, 45, 80, 0.12);
      --transition: all .25s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.7;
    }

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

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

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

    input,
    button {
      outline: none;
    }

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

    .section {
      padding: 80px 0;
    }

    .section-head {
      text-align: center;
      max-width: 680px;
      margin: 0 auto 48px;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      background: rgba(107, 91, 255, 0.1);
      color: var(--primary);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 12px;
    }

    .section-head h2 {
      font-size: 34px;
      font-weight: 800;
      margin: 8px 0 12px;
      letter-spacing: -0.5px;
    }

    .section-head p {
      color: var(--muted);
      font-size: 16px;
    }

    /* Header */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      height: 76px;
    }

    .logo {
      font-size: 20px;
      font-weight: 800;
      color: var(--primary);
      display: flex;
      align-items: center;
      gap: 10px;
      white-space: nowrap;
    }

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

    .site-search {
      flex: 1;
      max-width: 420px;
      display: flex;
      align-items: center;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 8px 16px;
      gap: 10px;
      transition: var(--transition);
    }

    .site-search:focus-within {
      border-color: var(--primary);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(107, 91, 255, 0.1);
    }

    .site-search input {
      background: transparent;
      border: none;
      outline: none;
      flex: 1;
      font-size: 14px;
      color: var(--text);
      line-height: 1.4;
    }

    .site-search i {
      color: var(--muted);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .nav-links a {
      padding: 8px 16px;
      border-radius: 999px;
      font-weight: 600;
      font-size: 14px;
      color: var(--muted);
    }

    .nav-links a:hover {
      color: var(--primary);
      background: rgba(107, 91, 255, 0.08);
    }

    .nav-links a.active {
      color: #fff;
      background: var(--primary);
      box-shadow: 0 6px 18px rgba(107, 91, 255, 0.3);
    }

    .menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 22px;
      color: var(--text);
      cursor: pointer;
      padding: 4px;
    }

    /* Hero */
    .page-hero {
      position: relative;
      padding: 120px 0;
      text-align: center;
      color: #fff;
      overflow: hidden;
      background-size: cover;
      background-position: center;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(135deg, rgba(38, 28, 120, 0.88), rgba(63, 80, 255, 0.72));
    }

    .hero-content {
      position: relative;
      z-index: 1;
    }

    .hero-tag {
      display: inline-block;
      background: rgba(255, 255, 255, 0.18);
      border: 1px solid rgba(255, 255, 255, 0.3);
      padding: 6px 16px;
      border-radius: 999px;
      font-size: 14px;
      margin-bottom: 18px;
      backdrop-filter: blur(4px);
    }

    .page-hero h1 {
      font-size: 48px;
      font-weight: 800;
      margin: 12px 0 16px;
      letter-spacing: 1px;
    }

    .hero-lead {
      max-width: 700px;
      margin: 0 auto 32px;
      font-size: 18px;
      line-height: 1.7;
      color: rgba(255, 255, 255, 0.9);
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }

    /* Buttons */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 30px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 15px;
      border: none;
      cursor: pointer;
      transition: var(--transition);
    }

    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 8px 24px rgba(107, 91, 255, 0.3);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(107, 91, 255, 0.35);
    }

    .btn-outline {
      background: rgba(255, 255, 255, 0.15);
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.6);
    }

    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.25);
      transform: translateY(-2px);
    }

    /* Benefit Cards */
    .benefit-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 30px;
      box-shadow: var(--shadow);
      transition: var(--transition);
      height: 100%;
      margin-bottom: 20px;
    }

    .benefit-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(107, 91, 255, 0.25);
    }

    .benefit-icon {
      width: 56px;
      height: 56px;
      border-radius: 14px;
      background: var(--gradient);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
    }

    .benefit-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin: 0 0 10px;
    }

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

    /* Level Cards */
    .level-section {
      background: linear-gradient(180deg, #f0f1ff 0%, var(--bg) 100%);
    }

    .level-card {
      background: var(--surface);
      border-radius: 20px;
      padding: 36px 28px;
      box-shadow: var(--shadow);
      border: 1px solid var(--border);
      text-align: center;
      transition: var(--transition);
      height: 100%;
      margin-bottom: 20px;
      display: flex;
      flex-direction: column;
    }

    .level-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(107, 91, 255, 0.25);
    }

    .level-point {
      display: inline-block;
      padding: 6px 16px;
      border-radius: 999px;
      background: rgba(107, 91, 255, 0.1);
      color: var(--primary);
      font-weight: 700;
      font-size: 13px;
      margin-bottom: 14px;
    }

    .level-name {
      font-size: 22px;
      font-weight: 800;
      margin: 0 0 6px;
    }

    .level-desc {
      color: var(--muted);
      font-size: 15px;
      margin-bottom: 20px;
    }

    .level-card ul {
      text-align: left;
      margin-top: auto;
    }

    .level-card li {
      padding: 8px 0;
      border-bottom: 1px solid var(--border);
      display: flex;
      gap: 8px;
      font-size: 14px;
    }

    .level-card li i {
      color: var(--primary);
      margin-top: 3px;
    }

    /* Feature Grid */
    .feature-grid {
      display: flex;
      flex-direction: column;
      gap: 32px;
    }

    .feature-item {
      display: flex;
      align-items: center;
      gap: 40px;
      background: var(--surface);
      border-radius: 20px;
      padding: 32px;
      box-shadow: var(--shadow);
      border: 1px solid var(--border);
      transition: var(--transition);
    }

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

    .feature-item img {
      width: 260px;
      min-width: 220px;
      border-radius: 16px;
      object-fit: cover;
    }

    .feature-text {
      flex: 1;
    }

    .feature-text h3 {
      font-size: 22px;
      font-weight: 700;
      margin-bottom: 12px;
    }

    .feature-text p {
      color: var(--muted);
      line-height: 1.8;
    }

    /* Process */
    .process-step {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 32px;
      text-align: center;
      box-shadow: var(--shadow);
      height: 100%;
      margin-bottom: 20px;
      transition: var(--transition);
    }

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

    .step-num {
      width: 48px;
      height: 48px;
      border-radius: 50%;
      background: var(--gradient);
      color: #fff;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 16px;
      font-size: 18px;
    }

    .process-step h3 {
      font-size: 18px;
      margin-bottom: 12px;
    }

    .process-step p {
      color: var(--muted);
      font-size: 14px;
      margin: 0;
    }

    /* FAQ */
    .faq-list {
      max-width: 800px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-list details {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 14px;
      padding: 20px 24px;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }

    .faq-list details:hover {
      border-color: rgba(107, 91, 255, 0.25);
    }

    .faq-list summary {
      font-weight: 700;
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 16px;
    }

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

    .faq-list summary::after {
      content: "\f078";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      color: var(--primary);
      transition: transform .3s;
    }

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

    .faq-list p {
      padding-top: 16px;
      color: var(--muted);
      border-top: 1px solid var(--border);
      margin-top: 12px;
      font-size: 15px;
      line-height: 1.8;
    }

    /* CTA */
    .cta-section {
      padding: 60px 0;
      background: var(--gradient);
    }

    .cta-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: rgba(255, 255, 255, 0.1);
      border-radius: 24px;
      padding: 48px;
      color: #fff;
      backdrop-filter: blur(4px);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }

    .cta-inner h2 {
      font-size: 28px;
      margin: 0 0 8px;
      font-weight: 800;
    }

    .cta-inner p {
      opacity: 0.9;
      margin: 0;
      font-size: 15px;
    }

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

    .cta-inner .btn:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
    }

    /* Footer */
    .site-footer {
      background: #17172a;
      color: #b8b8cf;
    }

    .site-footer .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: 40px;
      padding: 60px 0;
    }

    .footer-brand .logo {
      color: #fff;
      font-size: 20px;
      margin-bottom: 16px;
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.8;
      margin: 16px 0 0;
      max-width: 340px;
    }

    .footer-title {
      font-size: 16px;
      color: #fff;
      margin-bottom: 18px;
      font-weight: 700;
    }

    .footer-links li {
      margin-bottom: 10px;
      font-size: 14px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .footer-links a {
      color: #b8b8cf;
      font-size: 14px;
    }

    .footer-links a:hover {
      color: #fff;
    }

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

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 24px 0;
      text-align: center;
      font-size: 14px;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .page-hero h1 {
        font-size: 40px;
      }

      .feature-item {
        flex-direction: column;
        text-align: center;
        gap: 24px;
      }

      .feature-item img {
        width: 100%;
        min-width: 0;
      }

      .cta-inner {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 40px 24px;
      }
    }

    @media (max-width: 768px) {
      .site-header {
        height: auto;
        padding: 14px 0;
      }

      .header-inner {
        flex-wrap: wrap;
        height: auto;
        gap: 12px;
      }

      .site-search {
        order: 3;
        max-width: 100%;
        flex-basis: 100%;
      }

      .menu-toggle {
        display: block;
      }

      .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        padding: 12px 0 4px;
        gap: 4px;
      }

      .nav-links.open {
        display: flex;
      }

      .nav-links a {
        padding: 12px;
        border-radius: 12px;
        text-align: center;
      }

      .page-hero {
        padding: 80px 0;
      }

      .page-hero h1 {
        font-size: 32px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .section {
        padding: 60px 0;
      }

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

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
      }
    }

    @media (max-width: 520px) {
      .logo {
        font-size: 16px;
      }

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

      .btn {
        width: 100%;
        max-width: 300px;
      }

      .footer-bottom {
        font-size: 13px;
        padding: 20px 16px;
      }

      .cta-inner h2 {
        font-size: 24px;
      }
    }

/* roulang page: category2 */
:root {
  --primary: #1f5fbf;
  --primary-dark: #123a73;
  --primary-light: #eaf1fb;
  --accent: #f0a72f;
  --accent-strong: #e8951a;
  --accent-light: #fff4e0;
  --bg: #f6f8fc;
  --surface: #ffffff;
  --text: #1e293b;
  --text-soft: #5c6b7f;
  --text-light: #8b9aaa;
  --border: #e3e8f0;
  --radius: 18px;
  --radius-sm: 12px;
  --radius-lg: 28px;
  --shadow: 0 8px 30px rgba(18, 58, 115, .08);
  --shadow-lg: 0 18px 50px rgba(18, 58, 115, .14);
  --transition: .25s cubic-bezier(.4, 0, .2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

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

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

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

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 .5em;
  color: var(--text);
  line-height: 1.35;
  font-weight: 700;
}

p {
  margin: 0 0 1em;
}

.container,
.grid-container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 4%;
}

.site-header {
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-top {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 0;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.42rem;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: .5px;
  flex-shrink: 0;
  line-height: 1.2;
}

.logo i {
  color: var(--accent);
  font-size: 1.15rem;
}

.nav-search {
  flex: 1;
  max-width: 560px;
  margin-left: auto;
}

.search-form {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 4px 4px 0;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.search-form:focus-within {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(31, 95, 191, .12);
}

.search-form .search-icon {
  margin-left: 18px;
  color: var(--text-light);
  font-size: .88rem;
  flex-shrink: 0;
}

.search-form input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: transparent;
  padding: 10px 12px;
  outline: none;
  font-size: .95rem;
  color: var(--text);
}

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

.search-form button {
  border: 0;
  background: var(--primary);
  color: #fff;
  padding: 10px 22px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  font-size: .92rem;
  transition: background var(--transition), transform var(--transition);
}

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

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: #fff;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--text);
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition);
}

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

.nav-links {
  display: flex;
  gap: 6px;
  padding: 8px 0 16px;
}

.nav-links a {
  padding: 8px 18px;
  border-radius: 999px;
  font-weight: 600;
  color: var(--text-soft);
  font-size: .95rem;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.nav-links a.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 16px rgba(31, 95, 191, .28);
}

.page-banner {
  padding: 116px 0 92px;
  background-size: cover;
  background-position: center;
  position: relative;
  color: #fff;
}

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

.breadcrumb {
  font-size: .9rem;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 18px;
  color: rgba(255, 255, 255, .75);
}

.breadcrumb a {
  color: rgba(255, 255, 255, .82);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: #fff;
}

.breadcrumb i {
  font-size: .7rem;
  color: rgba(255, 255, 255, .55);
}

.page-banner h1 {
  color: #fff;
  font-size: 2.9rem;
  margin: 0 0 14px;
  letter-spacing: 1px;
}

.page-banner p {
  color: rgba(255, 255, 255, .88);
  max-width: 680px;
  font-size: 1.12rem;
  margin-bottom: 28px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  line-height: 1.4;
  font-size: .98rem;
}

.btn-primary {
  background: var(--accent);
  color: #1e293b;
  box-shadow: 0 10px 24px rgba(240, 167, 47, .3);
}

.btn-primary:hover {
  background: #f6b64a;
  color: #1e293b;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(240, 167, 47, .4);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, .72);
  color: #fff;
  background: transparent;
}

.btn-outline-light:hover {
  background: #fff;
  color: var(--primary-dark);
  border-color: #fff;
  transform: translateY(-2px);
}

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

.btn-light:hover {
  background: var(--accent);
  color: #1e293b;
  transform: translateY(-2px);
}

.section {
  padding: 92px 0;
}

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

.process-section {
  background: #eef3fa;
}

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

.notice-section {
  background: var(--bg);
  padding-top: 40px;
}

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

.section-head {
  max-width: 760px;
  margin: 0 auto 52px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 8px 20px;
  border-radius: 999px;
  font-size: .86rem;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.section-head h2 {
  font-size: 2.05rem;
  margin-top: 16px;
  margin-bottom: 10px;
}

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

.grid-x > .cell {
  display: flex;
}

.grid-x > .cell > .feature-card,
.grid-x > .cell > .step-card,
.grid-x > .cell > .guide-card {
  width: 100%;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 38px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.feature-card .icon {
  width: 68px;
  height: 68px;
  border-radius: 20px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 22px;
}

.feature-card h3 {
  font-size: 1.16rem;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-soft);
  font-size: .95rem;
  margin: 0;
}

.step-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 26px 30px;
  position: relative;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.step-num {
  position: absolute;
  top: 20px;
  right: 26px;
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--primary-light);
  line-height: 1;
  letter-spacing: 1px;
}

.step-card h3 {
  font-size: 1.06rem;
  margin-bottom: 10px;
  position: relative;
  padding-right: 40px;
}

.step-card p {
  color: var(--text-soft);
  font-size: .92rem;
  margin: 0;
}

.guide-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

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

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

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

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

.tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(255, 255, 255, .92);
  color: var(--primary-dark);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .1);
  backdrop-filter: blur(6px);
}

.card-body {
  padding: 26px 26px 22px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-body h3 {
  font-size: 1.14rem;
  margin-bottom: 10px;
}

.card-body p {
  color: var(--text-soft);
  font-size: .93rem;
  flex: 1;
  margin-bottom: 18px;
}

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.card-foot a {
  font-weight: 600;
  font-size: .9rem;
  color: var(--primary);
}

.card-foot i {
  color: var(--primary);
  font-size: .85rem;
  transition: transform var(--transition);
}

.guide-card:hover .card-foot i {
  transform: translateX(4px);
}

.notice-panel {
  background: linear-gradient(135deg, #0d2b52 0%, #13396e 50%, #1a5fb4 100%);
  border-radius: var(--radius-lg);
  padding: 56px;
  color: #fff;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.notice-panel .grid-x {
  align-items: center;
}

.notice-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, .25);
  border: 3px solid rgba(255, 255, 255, .12);
}

.notice-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 280px;
}

.notice-panel h3 {
  color: #fff;
  font-size: 1.6rem;
  margin-bottom: 20px;
}

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

.check-list li {
  padding: 9px 0;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: #dfe8f5;
  font-size: .97rem;
}

.check-list i {
  color: var(--accent);
  margin-top: 5px;
  font-size: .92rem;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow-lg);
}

.faq-item[open] {
  border-color: rgba(31, 95, 191, .3);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 26px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--text);
  font-size: 1rem;
  transition: color var(--transition);
}

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

.faq-item summary::after {
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--primary);
  font-size: .8rem;
  transition: transform .3s ease;
  flex-shrink: 0;
}

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

.faq-item summary:hover {
  color: var(--primary);
}

.faq-item p {
  padding: 0 26px 24px;
  margin: 0;
  color: var(--text-soft);
  font-size: .95rem;
  line-height: 1.8;
}

.cta-section {
  padding: 70px 0 100px;
  background: var(--bg);
}

.cta-box {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 58px 56px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  box-shadow: 0 24px 60px rgba(18, 58, 115, .25);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  top: -130px;
  right: -60px;
}

.cta-box::after {
  content: "";
  position: absolute;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .05);
  bottom: -70px;
  left: 28%;
}

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

.cta-box h2 {
  color: #fff;
  font-size: 1.75rem;
  margin-bottom: 10px;
}

.cta-box p {
  color: rgba(255, 255, 255, .86);
  margin: 0;
  font-size: 1.02rem;
}

.cta-actions {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

.site-footer {
  background: #0c1f38;
  color: #b4c3d9;
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 52px;
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
  font-size: 1.35rem;
}

.footer-brand p {
  font-size: .92rem;
  line-height: 1.8;
  color: #8ba0ba;
  max-width: 320px;
  margin: 0;
}

.footer-title {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 18px;
  font-weight: 600;
}

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

.footer-links li {
  margin-bottom: 10px;
  font-size: .93rem;
}

.footer-links a {
  color: #9fb2c9;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: #fff;
}

.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: center;
  color: #9fb2c9;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  padding: 22px 0;
  text-align: center;
  color: #6f8298;
  font-size: .88rem;
}

@media (max-width: 1023px) {
  .section {
    padding: 72px 0;
  }

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

  .notice-panel {
    padding: 40px 32px;
  }

  .cta-box {
    flex-direction: column;
    align-items: flex-start;
    padding: 46px 38px;
  }
}

@media (max-width: 900px) {
  .header-top {
    flex-wrap: wrap;
    gap: 14px;
    padding: 12px 0;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .nav-search {
    order: 3;
    flex-basis: 100%;
    max-width: 100%;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 6px 0 18px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 12px 16px;
    border-radius: 12px;
    width: 100%;
  }

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

@media (max-width: 767px) {
  .page-banner {
    padding: 72px 0 58px;
  }

  .page-banner h1 {
    font-size: 2.1rem;
  }

  .page-banner p {
    font-size: 1rem;
  }

  .section {
    padding: 58px 0;
  }

  .section-head {
    margin-bottom: 38px;
  }

  .section-head h2 {
    font-size: 1.65rem;
  }

  .notice-panel {
    padding: 32px 24px;
  }

  .notice-panel h3 {
    margin-top: 24px;
    font-size: 1.35rem;
  }

  .cta-box {
    padding: 38px 26px;
  }

  .cta-box h2 {
    font-size: 1.5rem;
  }

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

  .banner-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 519px) {
  .header-top {
    gap: 10px;
  }

  .logo {
    font-size: 1.2rem;
  }

  .search-form button {
    padding: 10px 16px;
    font-size: .88rem;
  }

  .search-form .search-icon {
    margin-left: 14px;
  }

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

  .feature-card,
  .step-card {
    padding: 30px 22px;
  }

  .card-body {
    padding: 22px 20px 18px;
  }

  .faq-item summary {
    padding: 18px 20px;
    font-size: .95rem;
  }

  .faq-item p {
    padding: 0 20px 20px;
  }

  .notice-image img {
    min-height: 200px;
  }

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

  .footer-bottom {
    font-size: .82rem;
    padding: 18px 0;
  }
}