.contact-form {
    width: 100%;
    padding: 2rem;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 16px;
    transition: all 0.3s ease;
    background-color: #fff;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #007bff;
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.floating-label {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: #666;
    pointer-events: none;
    transition: all 0.3s ease;
}

.form-group input:focus ~ .floating-label,
.form-group input:not(:placeholder-shown) ~ .floating-label,
.form-group textarea:focus ~ .floating-label,
.form-group textarea:not(:placeholder-shown) ~ .floating-label {
    top: -12px;
    left: 8px;
    font-size: 12px;
    padding: 0 4px;
    background: #fff;
    color: #007bff;
}

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

.form-group textarea ~ .floating-label {
    top: 12px;
    transform: none;
}

.error-message {
    display: none;
    color: #dc3545;
    font-size: 12px;
    margin-top: 5px;
}

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

.form-group.error .error-message {
    display: block;
}

.submit-btn {
    width: 100%;
    padding: 12px 24px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: #0056b3;
    transform: translateY(-2px);
}

.submit-btn:active {
    transform: translateY(0);
}

.btn-icon {
    font-size: 18px;
}

.form-success {
    text-align: center;
    padding: 20px;
    margin-top: 20px;
    border-radius: 6px;
    background-color: #d4edda;
    color: #155724;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.form-success i {
    font-size: 24px;
    color: #28a745;
}

.form-success.hidden {
    display: none;
}

/* Animation pour le bouton submit */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.submit-btn:hover .btn-icon {
    animation: pulse 1s infinite;
}