/* GMEP — base.css : reset + design tokens */

:root {
  /* Couleurs */
  --navy-900: #0d1b2e;
  --navy-800: #1a2b4a;
  --navy-700: #213354;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --green-500: #3ddc84;
  --green-400: #39e07a;
  --green-600: #22c55e;
  --bg-white: #ffffff;
  --bg-soft: #f5f5f5;
  --bg-light: #f8fafc;
  --text-dark: #0d1b2e;
  --text-mid: #1f2937;
  --text-soft: #4b5563;
  --text-mute: #6b7280;
  --border: #e5e7eb;
  --border-strong: #d1d5db;
  --danger: #b00020;
  --warning: #f5b94d;

  /* Typo */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', Menlo, monospace;

  /* Espacements */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  --sp-8: 64px;
  --sp-9: 96px;

  /* Rayons */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;

  /* Ombres */
  --shadow-sm: 0 1px 2px rgba(13,27,46,0.05);
  --shadow-md: 0 4px 12px rgba(13,27,46,0.08);
  --shadow-lg: 0 12px 32px rgba(13,27,46,0.12);

  /* Conteneurs */
  --container-max: 1200px;
  --container-narrow: 800px;

  /* Transitions */
  --t-fast: 0.15s ease;
  --t-base: 0.25s ease;
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--blue-600);
  text-decoration: none;
  transition: color var(--t-fast);
}
a:hover { color: var(--navy-800); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  color: var(--text-dark);
  line-height: 1.2;
  margin: 0 0 var(--sp-4);
  font-weight: 700;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4vw + 1rem, 3.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 2vw + 1rem, 2.25rem); letter-spacing: -0.015em; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p { margin: 0 0 var(--sp-4); color: var(--text-soft); }

ul, ol { padding-left: 1.25rem; color: var(--text-soft); }
li { margin-bottom: 0.25rem; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  font-size: 1rem;
}

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--sp-5);
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--sp-5);
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}