:root {
  --bg: #f6f0e5;
  --bg-soft: #efe4d0;
  --surface: rgba(255, 250, 243, 0.88);
  --line: rgba(84, 55, 28, 0.17);
  --text: #2e2218;
  --muted: #705f50;
  --primary: #1f3d63;
  --primary-contrast: #f2f7ff;
  --accent: #c86c2e;
  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --shadow-soft: 0 16px 42px rgba(44, 30, 17, 0.14);
  --max-width: 1160px;
}

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

body {
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 12% -8%, rgba(200, 108, 46, 0.24), transparent 32%),
    radial-gradient(circle at 82% 15%, rgba(31, 61, 99, 0.25), transparent 30%),
    linear-gradient(152deg, var(--bg) 0%, var(--bg-soft) 58%, #e5d7bf 100%);
  background-attachment: fixed;
  overflow-x: hidden;
  line-height: 1.55;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(40, 24, 12, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 24, 12, 0.09) 1px, transparent 1px);
  background-size: 46px 46px;
  z-index: -1;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  transform: translateY(-160%);
  border-radius: 999px;
  background: var(--primary);
  color: var(--primary-contrast);
  padding: 10px 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow-soft);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

:where(a, button, input, select, textarea, [tabindex]):focus-visible {
  outline: 3px solid rgba(31, 61, 99, 0.55);
  outline-offset: 3px;
}

.page-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  padding: 28px;
  margin-bottom: 22px;
}

.page-card h2 {
  font-family: "Fraunces", serif;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 10px;
}

.page-intro {
  color: var(--muted);
  max-width: 70ch;
  margin-bottom: 18px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.7);
  padding: 14px;
}

.card h3 {
  color: var(--primary);
  margin-bottom: 6px;
  font-size: 1rem;
}

.card p {
  color: var(--muted);
  font-size: 0.88rem;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  padding: 24px 0 34px;
}

.cta-center {
  text-align: center;
  margin-top: 28px;
}

.btn-large {
  font-size: 1rem;
  padding: 14px 24px;
}

.manual-section-heading {
  margin-top: 18px;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .page-card {
    border-radius: 18px;
    padding: 18px 12px;
  }

  .card {
    padding: 12px;
  }
}