/* Variables CSS - Palette vibrante et design premium pour enfants */
:root {
    --primary-color: #FF6B6B; /* Rouge doux vibrant */
    --secondary-color: #4ECDC4; /* Cyan/Turquoise */
    --accent-color: #FFE66D; /* Jaune soleil */
    --text-color: #2D3436; /* Gris très foncé pour la lisibilité */
    --text-light: #636E72;
    --bg-color: #F7F9FC; /* Fond gris très clair / bleuté */
    --white: #FFFFFF;
    --success-color: #2ED573;
    --error-color: #FF4757;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Nunito', sans-serif;
    
    --border-radius: 16px;
    --box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header */
.main-header {
    background-color: var(--white);
    box-shadow: var(--box-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--primary-color);
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.main-nav a {
    font-weight: 600;
    color: var(--text-color);
    padding: 0.5rem;
}

.main-nav a:hover {
    color: var(--primary-color);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 3rem 0;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: var(--white);
    border-radius: var(--border-radius);
    margin-bottom: 3rem;
    box-shadow: var(--box-shadow);
}

.hero h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Grille des stages */
.workshops-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.workshop-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 5px solid var(--secondary-color);
    display: flex;
    flex-direction: column;
}

.workshop-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.workshop-card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.workshop-details {
    margin: 1rem 0;
    flex-grow: 1;
}

.workshop-details p {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
}

.badge-info { background: #E1F5FE; color: #0288D1; }
.badge-warning { background: #FFF8E1; color: #F57F17; }
.badge-success { background: #E8F5E9; color: #388E3C; }
.badge-error { background: #FFEBEE; color: #D32F2F; }

/* Boutons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
}

.btn-primary:hover {
    background-color: #ff5252;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.5);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #3bc2b9;
    color: var(--white);
}

.btn-disabled {
    background-color: #E0E0E0;
    color: #9E9E9E;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-block {
    display: block;
    width: 100%;
}

/* Formulaires */
.form-container {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    max-width: 800px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

input[type="text"],
input[type="email"],
input[type="date"],
input[type="tel"],
input[type="password"],
select,
textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid #E2E8F0;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.2);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.checkbox-group input {
    margin-top: 0.3rem;
}

.checkbox-group label {
    font-weight: 400;
}

/* Alertes */
.alert {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.alert-error {
    background-color: #FFEBEE;
    color: #D32F2F;
    border: 1px solid #FFCDD2;
}

.alert-success {
    background-color: #E8F5E9;
    color: #388E3C;
    border: 1px solid #C8E6C9;
}

/* Footer */
.main-footer {
    background-color: var(--white);
    padding: 3rem 0 1rem;
    margin-top: auto;
    border-top: 1px solid #E2E8F0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-info h3 {
    color: var(--primary-color);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid #E2E8F0;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Admin Table */
.table-responsive {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
}

.admin-table th, .admin-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #E2E8F0;
}

.admin-table th {
    background-color: #F8FAFC;
    font-weight: 700;
    color: var(--text-color);
}

.admin-table tr:hover {
    background-color: #F8FAFC;
}

.action-form {
    display: inline-block;
    margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 0; /* Fallback to form-group margin */
    }
    
    .header-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .hero {
        padding: 2.5rem 1.5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .form-container {
        padding: 1.5rem;
    }
    
    .workshop-card {
        padding: 1.5rem;
    }
}