:root {
  /* --- PALETTE DE COULEURS PREMIUM --- */
  /* Couleur Principale: Bleu Profond (Confiance, Voyage) */
  --primary-100: #e0f2fe;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-900: #0c4a6e;

  /* Couleur d'Action: Orange Vibrant (Conversion, comme eDreams/Jetcost) */
  --accent-400: #fbbf24;
  --accent-500: #f59e0b;
  --accent-hover: #d97706;

  /* Neutres */
  --bg-body: #f3f4f6;
  --bg-card: #ffffff;
  --text-main: #111827;
  --text-muted: #6b7280;

  /* --- EFFETS VISUELS --- */
  /* Ombres portées douces et progressives */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Arrondis */
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Typographie */
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-display: 'Outfit', sans-serif;
}

/* Reset de base */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.5;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-main);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

/* Utilitaires */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 16px;
  width: 100%;
}

.text-center {
  text-align: center;
}

.hidden {
  display: none !important;
}

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-4 {
  gap: 1rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mb-8 {
  margin-bottom: 2rem;
}

.py-4 {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.p-6 {
  padding: 1.5rem;
}

.w-full {
  width: 100%;
}