.contact-form {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
    background: var(--blanc);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row .form-group {
    flex: 1;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--noir);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--blanc);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(230, 126, 34, 0.1);
}

.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
    border-color: #28a745;
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
    border-color: #dc3545;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 30px;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkbox-group label {
    margin: 0;
    font-weight: normal;
    cursor: pointer;
}

.btn-full {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-full:hover {
    background-color: #d35400 !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(230, 126, 34, 0.3);
}

.btn-full:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Responsive */
@media (max-width: 768px) {
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .contact-form {
        padding: 20px;
    }
    
    .btn-full {
        padding: 12px;
        font-size: 1rem;
    }
}

/* Animation de chargement */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fa-spinner {
    animation: spin 1s linear infinite;
}

/* Styles pour les alertes */
.alert-message {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.success-message i {
    color: #28a745;
}

.error-message i {
    color: #dc3545;
}

.info-message i {
    color: #17a2b8;
}