/* =========================================================================
   FORMS COMPONENT - QTR
   Archivo: assets/css/components/forms.css
   Descripción: Sistema de formularios reutilizables
========================================================================= */

/* ===== FORMULARIO BASE ===== */
.form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.form-group {
    margin-bottom: var(--spacing-6);
    position: relative;
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
}

/* ===== INPUTS BASE ===== */
.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-4);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-base);
    background: var(--color-white);
    color: var(--color-gray-700);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    transition: var(--transition-base);
    appearance: none;
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form-input:hover,
.form-textarea:hover,
.form-select:hover {
    border-color: var(--color-gray-400);
}

/* Placeholders */
.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-400);
    opacity: 1;
}

/* ===== TEXTAREA ESPECÍFICO ===== */
.form-textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.5;
}

/* ===== SELECT ESPECÍFICO ===== */
.form-select {
    background-position: right var(--spacing-4) center;
    background-size: 12px;
    padding-right: var(--spacing-10);
}

.form-select option {
    padding: var(--spacing-3) var(--spacing-4);
    color: var(--color-gray-700);
    background-color: var(--color-white);
}

.form-select option:hover,
.form-select option:focus {
    background-color: var(--color-gray-100);
    cursor: pointer;
}

/* Estilos para las options en el tema oscuro */
.form-select option {
    color: var(--color-white);
    background-color: var(--color-gray-800);
}

.form-select option:hover,
.form-select option:focus {
    background-color: var(--color-gray-700);
}

/* ===== FORMULARIO CONTACTO (TEMA OSCURO) ===== */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Inputs para tema oscuro */
.contact-form .form-input,
.contact-form .form-textarea,
.contact-form .form-select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--color-white);
    backdrop-filter: blur(5px);
}

.contact-form .form-input::placeholder,
.contact-form .form-textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.contact-form .form-input:focus,
.contact-form .form-textarea:focus,
.contact-form .form-select:focus {
    border-color: var(--color-third);
    box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.1);
    background: rgba(255, 255, 255, 0.15);
}

.contact-form .form-input:hover,
.contact-form .form-textarea:hover,
.contact-form .form-select:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.12);
}

/* ===== BOTONES DE FORMULARIO ===== */
.form-submit {
    width: 100%;
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-4) var(--spacing-6);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
}

.form-submit:hover:not(:disabled) {
    background: var(--color-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.form-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* ===== ESTADOS DE VALIDACIÓN ===== */
.form-group.has-error .form-input,
.form-group.has-error .form-textarea,
.form-group.has-error .form-select {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.form-group.has-success .form-input,
.form-group.has-success .form-textarea,
.form-group.has-success .form-select {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
}

.form-error {
    color: var(--color-accent);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-2);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.form-success {
    color: var(--color-success);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-2);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

/* ===== CHECKBOX Y RADIO ===== */
.form-checkbox,
.form-radio {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
}

.form-checkbox input[type="checkbox"],
.form-radio input[type="radio"] {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
}

.form-checkbox label,
.form-radio label {
    color: var(--color-white);
    cursor: pointer;
    line-height: 1.5;
    font-size: var(--font-size-sm);
}

/* ===== FORMULARIO EN LÍNEA ===== */
.form-inline {
    display: flex;
    gap: var(--spacing-4);
    align-items: flex-end;
}

.form-inline .form-group {
    flex: 1;
    margin-bottom: 0;
}

.form-inline .form-submit {
    width: auto;
    white-space: nowrap;
}

/* ===== NEWSLETTER FORM ===== */
.newsletter-form {
    background: var(--color-gray-50);
    padding: var(--spacing-6);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
}

.newsletter-form .form-group {
    margin-bottom: var(--spacing-4);
}

.newsletter-form .form-submit {
    background: var(--color-secondary);
}

.newsletter-form .form-submit:hover {
    background: #0e7490;
}

/* ===== SEARCH FORM ===== */
.search-form {
    position: relative;
    max-width: 400px;
}

.search-input {
    padding-right: var(--spacing-12);
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-lg);
}

.search-button {
    position: absolute;
    right: var(--spacing-2);
    top: 50%;
    transform: translateY(-50%);
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-2);
    border-radius: var(--radius-base);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.search-button:hover {
    background: var(--color-primary-dark);
}

/* ===== FORMULARIO PRINCIPAL DE CONTACTO ===== */
.contact-form-main {
    background: var(--color-gray-700);
    backdrop-filter: blur(10px);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.contact-form-main .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4);
}

.contact-form-main .form-label {
    color: var(--color-white);
    font-weight: 500;
    margin-bottom: var(--spacing-2);
}

.contact-form-main .form-input,
.contact-form-main .form-textarea,
.contact-form-main .form-select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--color-white);
    backdrop-filter: blur(5px);
    padding: var(--spacing-4);
}

.contact-form-main .form-input::placeholder,
.contact-form-main .form-textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.contact-form-main .form-input:focus,
.contact-form-main .form-textarea:focus,
.contact-form-main .form-select:focus {
    border-color: var(--color-third);
    box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.1);
    background: rgba(255, 255, 255, 0.15);
}

.contact-form-main .form-input:hover,
.contact-form-main .form-textarea:hover,
.contact-form-main .form-select:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.12);
}

.contact-form-main .form-submit {
    padding: var(--spacing-5) var(--spacing-6);
    font-size: var(--font-size-lg);
}

.contact-form-main .form-submit:hover {
    transform: translateY(-2px);
}
.form-submit.loading {
    position: relative;
    color: transparent;
}

.form-submit.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .form-inline {
        flex-direction: column;
        align-items: stretch;
    }
    
    .form-inline .form-submit {
        width: 100%;
    }
    
    .contact-form {
        padding: var(--spacing-6);
    }
    
    .newsletter-form {
        padding: var(--spacing-4);
    }
}

@media (max-width: 480px) {
    .form-input,
    .form-textarea,
    .form-select,
    .form-submit {
        padding: var(--spacing-3);
    }
    
    .contact-form {
        padding: var(--spacing-4);
    }
}