:root {
    --primary-color: #1A73E8;
    --text-color: #333;
    --bg-color: #fff;
    --section-bg: #f8f9fa;
}

body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
}

.logo {
    font-weight: bold;
    font-size: 1.2rem;
}

nav a {
    color: white;
    margin-left: 1rem;
    text-decoration: none;
    font-weight: 500;
}

main {
    padding: 2rem;
}

.hero, .content {
    background-color: var(--section-bg);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 10px;
    text-align: center;
}

.cards {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.card {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    width: 280px;
    text-align: center;
}

.btn-primary {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: auto;
}

input, textarea, button {
    padding: 0.75rem;
    font-size: 1rem;
    width: 100%;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

footer {
    background: var(--section-bg);
    text-align: center;
    padding: 1rem;
    font-size: 0.9rem;
}


/* Animations modernes */
.fade-in {
    animation: fadeIn 1s ease-in;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.card:hover {
    transform: translateY(-5px);
    transition: 0.3s ease-in-out;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.btn-primary:hover {
    background-color: #0f5fd5;
    transition: background-color 0.2s ease-in-out;
}

/* STYLE FUTURISTE REALISTE POUR TOUTES LES CARTES */
.card {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 20px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.5);
}


/* STYLE POUR ICÔNES FUTURISTES DES CARTES */
.card-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 10px;
  margin-top: -10px;
}