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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f7fa;
    padding: 0;
    margin: 0;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* En-tête */
header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e0e0e0;
}

header h1 {
    color: #2c3e50;
    margin-bottom: 5px;
}

header p {
    color: #7f8c8d;
    font-size: 0.9em;
}

/* Formulaire */
.form-container {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
}

.form-group input[type="text"],
.form-group input[type="file"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1em;
    transition: border-color 0.3s;
}

.form-group input[type="text"]:focus,
.form-group input[type="file"]:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.form-group small {
    display: block;
    margin-top: 5px;
    font-size: 0.85em;
    color: #7f8c8d;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 30px;
}

.btn-primary, .btn-secondary {
    padding: 12px 25px;
    border: none;
    border-radius: 4px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    transition: background-color 0.3s;
}

.btn-primary {
    background-color: #3498db;
    color: white;
}

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

.btn-secondary {
    background-color: #ecf0f1;
    color: #2c3e50;
}

.btn-secondary:hover {
    background-color: #bdc3c7;
}

/* Tableau récapitulatif */
.recap {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.recap th, .recap td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.recap th {
    background-color: #f8f9fa;
    font-weight: 600;
    color: #2c3e50;
    width: 30%;
}

/* Alertes */
.alert {
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
}

.alert h3, .alert h4 {
    margin-bottom: 10px;
}

.alert ul {
    margin-left: 20px;
}

.alert.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert.info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

.confirmation {
    text-align: center;
    padding: 20px;
}

small {
    color: #7f8c8d;
    font-size: 0.8em;
    display: block;
    margin-top: 5px;
}