/* ========================================
   FORMULÁRIOS
   ======================================== */

.contact-form {
    max-width: 700px;
    margin: 50px auto 0;
    background: white;
    padding: 50px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 25px;
}

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

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: all var(--transition-normal);
    background: white;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(212, 164, 75, 0.1);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    padding-right: 40px;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 30px;
}

.form-check input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.form-check label {
    font-size: 0.9rem;
    color: var(--text-medium);
    line-height: 1.5;
    cursor: pointer;
}

/* Estados de validação */
.form-group input.error,
.form-group textarea.error,
.form-group select.error {
    border-color: var(--error);
}

.form-group input.success,
.form-group textarea.success,
.form-group select.success {
    border-color: var(--success);
}

.form-error {
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}

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

/* Mensagem de sucesso */
.form-success {
    background: rgba(40, 167, 69, 0.1);
    border: 2px solid var(--success);
    color: var(--success);
    padding: 20px;
    border-radius: var(--radius-sm);
    text-align: center;
    font-weight: 600;
    display: none;
}

.form-success.show {
    display: block;
}

/* Loading state */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 768px) {
    .contact-form {
        padding: 30px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}