/* ============================================================
   base.css — Design tokens, reset, typography
   Edit this file to change colours, fonts, spacing globally
   ============================================================ */

/* ── Design Tokens ── */
:root {
  /* Brand colours */
  --navy:        #1a2e5a;
  --navy-dark:   #111f3e;
  --blue:        #1d4ed8;
  --blue-light:  #3b82f6;
  --blue-bg:     #eff6ff;
  --amber:       #f59e0b;
  --amber-bg:    #fffbeb;
  --green:       #16a34a;
  --red:         #ef4444;

  /* Neutral greys */
  --white:       #ffffff;
  --gray-50:     #f9fafb;
  --gray-100:    #f3f4f6;
  --gray-200:    #e5e7eb;
  --gray-300:    #d1d5db;
  --gray-400:    #9ca3af;
  --gray-500:    #6b7280;
  --gray-600:    #4b5563;
  --gray-700:    #374151;
  --gray-800:    #1f2937;
  --gray-900:    #111827;

  /* Radii */
  --radius:      8px;
  --radius-lg:   12px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:   0 8px 32px rgba(0,0,0,0.12);

  /* Spacing scale */
  --section-py:  72px;
}

/* ── Reset ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--gray-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
}

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

button {
  font-family: inherit;
}

/* ── Typography helpers ── */
.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.section-header p {
  font-size: 15px;
  color: var(--gray-500);
}