/* =========================
   Base Reset & Variables
========================= */

:root {
  --wrap: 1680px;

  --bg: #f8fafc;
  --card: #ffffff;
  --text: #1f2933;
  --muted: #6b7280;
  --border: #e5e7eb;

  --primary: #3b6ea5;
  --primary-dark: #2f5c8c;

  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* =========================
   Layout
========================= */

.wrap {
  width: min(var(--wrap), calc(100% - 48px));
  margin: 0 auto;
}

/* =========================
   Header
========================= */

.site-header {
  background: #ffffff;
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.brand-name {
  font-weight: 700;
  font-size: 1.05rem;
}

.brand-tag {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
}

.site-nav ul {
  list-style: none;
  display: flex;
  gap: 22px;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.95rem;
}

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

/* =========================
   Intro Section
========================= */

.intro-section {
  padding: 40px 0;
}

.intro-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.eyebrow {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.intro-card h1 {
  margin-top: 0;
  font-size: 1.8rem;
}

.lead {
  font-size: 1.05rem;
}

/* =========================
   Sections
========================= */

.section {
  padding: 40px 0;
}

.alt-section {
  background: #ffffff;
}

.section-heading {
  margin-bottom: 24px;
}

.section-heading h2 {
  margin: 0 0 8px 0;
}

.section-heading p {
  margin: 0;
  color: var(--muted);
}

/* =========================
   Cards
========================= */

.card-grid {
  display: grid;
  gap: 20px;
}

.card-grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.info-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.info-card h3 {
  margin-top: 0;
}

/* =========================
   Lists
========================= */

.list-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.list-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.clean-list {
  padding-left: 18px;
  margin: 0;
}

/* =========================
   CTA
========================= */

.cta-panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.button {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
}

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

.button-secondary {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

/* =========================
   Footer
========================= */

.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px 0;
  flex-wrap: wrap;
}

.footer-nav ul {
  list-style: none;
  display: flex;
  gap: 18px;
  margin: 0;
  padding: 0;
}

.footer-nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.9rem;
}

.footer-bottom {
  padding: 16px 0;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

/* =========================
   Ads
========================= */

.ad-slot {
  margin: 20px 0;
  padding: 12px;
  border: 1px dashed var(--border);
  border-radius: 8px;
  text-align: center;
}

.ad-label {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 6px;
}

/* =========================
   Accessibility
========================= */

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
  background: #fff;
  padding: 8px 12px;
  border: 1px solid var(--border);
  z-index: 999;
}

/* =========================
   Responsive
========================= */

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .site-nav ul {
    flex-wrap: wrap;
  }

  .cta-panel {
    flex-direction: column;
    align-items: flex-start;
  }
}