/* Base */

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f6f7f9;
  color: #1a1a1a;
  line-height: 1.65;
  font-size: 17px;
}

/* Layout */

.page {
  min-height: 100vh;
}

.content {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */

.site-header {
  background: #ffffff;
  border-bottom: 1px solid #e5e7eb;
  padding: 18px 0;
}

.logo {
  font-size: 26px;
  font-weight: 700;
  text-decoration: none;
  color: #1f3af2;
}

/* Breadcrumbs */

.breadcrumbs {
  font-size: 14px;
  color: #6b7280;
  margin: 14px 0;
}

.breadcrumbs a {
  color: #2563eb;
  text-decoration: none;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

/* Main card */

.card {
  background: #ffffff;
  border-radius: 12px;
  padding: 28px 32px;
  margin-bottom: 32px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.04);
}

/* Typography */

h1 {
  font-size: 2.4rem;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.6rem;
  margin: 2.2rem 0 1rem;
}

p {
  margin: 1rem 0;
}

ul {
  margin: 1rem 0 1rem 1.2rem;
}

li {
  margin: 0.4rem 0;
}

/* FAQ */

.faq-box {
  background: #f9fafb;
}

.faq-box h2 {
  margin-top: 0;
}

.faq-box strong {
  display: block;
  margin-top: 1.2rem;
}

/* Footer */

.site-footer {
  margin-top: 40px;
  padding: 20px 0 40px;
  text-align: center;
  font-size: 14px;
  color: #6b7280;
}
.main-menu {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.main-menu a {
  font-size: 15px;
  color: #374151;
  text-decoration: none;
}

.main-menu a:hover {
  text-decoration: underline;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  font-size: 14px;
}

.footer-links a {
  color: #6b7280;
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}
.ad-slot {
  margin: 32px 0;
  padding: 16px;
  background: #f9fafb;
  border: 1px dashed #e5e7eb;
  text-align: center;
  font-size: 13px;
  color: #9ca3af;
}

/* optional spacing tweaks */

.ad-top {
  margin-top: 24px;
}

.ad-in-content {
  margin: 40px 0;
}

.ad-mid {
  margin: 48px 0;
}

.ad-bottom {
  margin: 48px 0 0;
}
.hub-alphabet {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.hub-alphabet a {
  padding: 6px 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  text-decoration: none;
}

.hub-list section {
  margin-top: 24px;
}

.hub-list ul {
  columns: 2;
}

@media (max-width: 768px) {
  .hub-list ul {
    columns: 1;
  }
}
.hub-description {
  margin: 12px 0 20px;
  color: #555;
  font-size: 1rem;
}

.hub-list ul {
  column-gap: 32px;
}

.ad-hub-top,
.ad-hub-bottom {
  margin: 24px 0;
}