/* Réinitialisation et styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f1c40f;
    --text-color: #333;
    --light-gray: #f5f5f5;
    --border-color: #ddd;
    --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-gray);
}

/* Empêche la page de défiler lorsque le modal est actif */
body.modal-open {
    overflow: hidden;
}

/* Header et Navigation */
header {
    background-color: #fff;
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}


.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo img {
    width: 70px;
    height: 70px;
}

.logo span {
    font-size: 1.2rem;
    font-weight: 600;
    white-space: nowrap;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    transition: color 0.3s;
}

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

/* Conteneur principal */
main {
    max-width: 1200px;
    margin: 85px auto 2rem;
    padding: 0 1rem;
}

/* Boutons */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s;
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: #2980b9;
}

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

.btn-secondary:hover {
    background-color: #27ae60;
}

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

.btn-danger:hover {
    background-color: #c0392b;
}

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

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input, select, textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

/* Notifications */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 2rem;
    border-radius: 4px;
    background-color: white;
    box-shadow: var(--shadow);
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

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

.notification.error {
    background-color: var(--danger-color);
    color: white;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Utilitaires */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Footer */
footer {
    background-color: #fff;
    padding: 2rem;
    text-align: center;
    margin-top: auto;
    box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
}