/* ===========================================
   FAQ - ESTILO PERSONALIZADO SIGUIENDO LANDING
   Archivo: wwwroot/css/Recursos/FAQ.css
   =========================================== */

/* Variables CSS siguiendo el patrón de Landing */
:root {
    --faq-primary: #0d6efd;
    --faq-primary-dark: #0b5ed7;
    --faq-success: #198754;
    --faq-warning: #fd7e14;
    --faq-info: #0dcaf0;
    --faq-light: #f8f9fa;
    --faq-dark: #212529;
    --faq-muted: #6c757d;
    --faq-border: #dee2e6;
    --faq-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --faq-shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --faq-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    --faq-transition: all 0.3s ease;
    --faq-border-radius: 0.75rem;
    --faq-border-radius-lg: 1.25rem;
}

/* ===========================================
   HERO SECTION PERSONALIZADO
   =========================================== */

.hero-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 20%, rgba(13, 110, 253, 0.05) 0%, transparent 50%), radial-gradient(circle at 80% 80%, rgba(25, 135, 84, 0.05) 0%, transparent 50%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
}

    .search-container .input-group {
        border-radius: var(--faq-border-radius);
        overflow: hidden;
        box-shadow: var(--faq-shadow-md);
    }

    .search-container .input-group-text {
        border: 2px solid var(--faq-border);
        background: white;
    }

    .search-container .form-control {
        border: 2px solid var(--faq-border);
        padding: 0.875rem 1rem;
        font-size: 1rem;
        transition: var(--faq-transition);
    }

        .search-container .form-control:focus {
            border-color: var(--faq-primary);
            box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.1);
        }

/* ===========================================
   FILTROS DE CATEGORÍAS
   =========================================== */

.category-filter {
    transition: var(--faq-transition);
    border-width: 2px;
    font-weight: 600;
    padding: 0.6rem 1.5rem;
}

    .category-filter:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-md);
    }

    .category-filter.active {
        background: var(--faq-primary);
        border-color: var(--faq-primary);
        color: white;
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-md);
    }

        .category-filter.active:hover {
            background: var(--faq-primary-dark);
            border-color: var(--faq-primary-dark);
        }

/* ===========================================
   ACORDEÓN FAQ - ESTILO MODERNO
   =========================================== */

.faq-item {
    border: none;
    background: white;
    border-radius: var(--faq-border-radius);
    overflow: hidden;
    transition: var(--faq-transition);
    border: 1px solid var(--faq-border);
}

    .faq-item:hover {
        transform: translateY(-3px);
        box-shadow: var(--faq-shadow-lg);
        border-color: rgba(13, 110, 253, 0.2);
    }

    .faq-item .accordion-header {
        border: none;
    }

    .faq-item .accordion-button {
        background: white;
        border: none;
        padding: 1.5rem;
        font-size: 1.125rem;
        font-weight: 600;
        color: var(--faq-dark);
        transition: var(--faq-transition);
        border-radius: var(--faq-border-radius) !important;
    }

        .faq-item .accordion-button:not(.collapsed) {
            background: linear-gradient(135deg, var(--faq-primary) 0%, var(--faq-primary-dark) 100%);
            color: white;
            box-shadow: none;
        }

            .faq-item .accordion-button:not(.collapsed)::after {
                filter: brightness(0) invert(1);
            }

        .faq-item .accordion-button::after {
            transition: var(--faq-transition);
        }

        .faq-item .accordion-button:focus {
            box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.15);
            border-color: transparent;
        }

    .faq-item .accordion-body {
        background: white;
        border-top: 1px solid rgba(0, 0, 0, 0.05);
        font-size: 1rem;
        line-height: 1.7;
        color: var(--faq-dark);
    }

/* ===========================================
   ELEMENTOS ESPECÍFICOS DE CONTENIDO
   =========================================== */

/* Listas personalizadas */
.list-styled {
    padding-left: 0;
}

    .list-styled li {
        padding: 0.4rem 0;
        padding-left: 1.5rem;
        position: relative;
    }

        .list-styled li::before {
            content: "✓";
            position: absolute;
            left: 0;
            color: var(--faq-success);
            font-weight: bold;
            font-size: 1.1rem;
        }

/* Pasos numerados */
.step-card {
    transition: var(--faq-transition);
    height: 100%;
    background: white;
}

    .step-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-md);
    }

.step-number {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1rem;
}

/* Tarjetas de privacidad */
.privacy-card {
    transition: var(--faq-transition);
    height: 100%;
}

    .privacy-card:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-sm);
    }

/* Pasos de solución de problemas */
.troubleshoot-steps .d-flex {
    transition: var(--faq-transition);
}

    .troubleshoot-steps .d-flex:hover {
        transform: translateX(5px);
    }

.step-icon {
    flex-shrink: 0;
}

/* Caja destacada */
.highlight-box {
    border: 2px solid rgba(13, 110, 253, 0.1);
    transition: var(--faq-transition);
}

    .highlight-box:hover {
        border-color: rgba(13, 110, 253, 0.3);
        transform: translateY(-2px);
    }

.benefit-item {
    transition: var(--faq-transition);
}

    .benefit-item:hover {
        transform: scale(1.05);
    }

/* Proceso de autenticación */
.auth-process {
    flex-wrap: wrap;
}

.auth-step {
    transition: var(--faq-transition);
    padding: 1rem;
    border-radius: var(--faq-border-radius);
}

    .auth-step:hover {
        background: rgba(13, 110, 253, 0.05);
        transform: scale(1.02);
    }

.auth-arrow {
    transition: var(--faq-transition);
}

    .auth-arrow:hover {
        transform: scale(1.2);
        color: var(--faq-primary) !important;
    }

/* Guía de navegación */
.navigation-guide {
    flex-wrap: wrap;
}

.nav-step {
    transition: var(--faq-transition);
    padding: 0.5rem;
}

    .nav-step:hover {
        transform: translateY(-2px);
    }

/* Beneficios multi-llavero */
.multi-keychain-benefits .benefit-item {
    transition: var(--faq-transition);
    border: 1px solid transparent !important;
}

    .multi-keychain-benefits .benefit-item:hover {
        transform: translateX(5px);
        border-color: rgba(13, 110, 253, 0.2) !important;
        box-shadow: var(--faq-shadow-sm);
    }

/* Cajas de advertencia e información */
.warning-box,
.info-box {
    transition: var(--faq-transition);
}

    .warning-box:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-sm);
    }

    .info-box:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-sm);
    }

/* Información de seguridad */
.security-info {
    transition: var(--faq-transition);
}

    .security-info:hover {
        transform: translateY(-2px);
    }

.security-point {
    transition: var(--faq-transition);
    height: 100%;
}

    .security-point:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-sm);
    }

/* Compatibilidad de teléfonos */
.phone-compat {
    transition: var(--faq-transition);
    height: 100%;
}

    .phone-compat:hover {
        transform: translateY(-5px) scale(1.02);
        box-shadow: var(--faq-shadow-md);
    }

/* Características de durabilidad */
.durability-feature {
    transition: var(--faq-transition);
}

    .durability-feature:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-sm);
    }

/* Vista previa de estadísticas */
.stats-preview {
    transition: var(--faq-transition);
}

    .stats-preview:hover {
        transform: translateY(-2px);
        box-shadow: var(--faq-shadow-sm);
    }

.stat-item {
    transition: var(--faq-transition);
}

    .stat-item:hover {
        transform: scale(1.05);
    }

/* ===========================================
   NO RESULTS - ESTADO VACÍO
   =========================================== */

.no-results-content {
    padding: 3rem 1rem;
}

    .no-results-content i {
        opacity: 0.6;
        animation: fadeInOut 2s ease-in-out infinite;
    }

@keyframes fadeInOut {
    0%, 100% {
        opacity: 0.6;
    }

    50% {
        opacity: 0.3;
    }
}

/* ===========================================
   ANIMACIONES Y TRANSICIONES
   =========================================== */

.faq-item {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease, opacity 0.3s ease, transform 0.3s ease;
}

    .faq-item.filtered-out {
        opacity: 0;
        transform: translateY(-20px);
        pointer-events: none;
        margin-bottom: 0 !important;
        height: 0;
        overflow: hidden;
        padding: 0;
    }

    .faq-item.filtered-in {
        animation: slideInUp 0.4s ease;
    }

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===========================================
   RESPONSIVE DESIGN
   =========================================== */

@media (max-width: 768px) {
    .category-filter {
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }

    .faq-item .accordion-button {
        padding: 1rem;
        font-size: 1rem;
    }

    .faq-item .accordion-body {
        padding: 1rem;
    }

    .step-card {
        margin-bottom: 1rem;
    }

    .auth-process {
        flex-direction: column;
        text-align: center;
    }

    .auth-arrow {
        transform: rotate(90deg);
        margin: 1rem 0;
    }

    .navigation-guide {
        flex-direction: column;
        gap: 1rem;
    }

    .phone-compat {
        margin-bottom: 1rem;
    }

    .privacy-card {
        margin-bottom: 1rem;
    }

    .stats-preview .row {
        text-align: center;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .search-container .form-control {
        font-size: 0.9rem;
        padding: 0.75rem;
    }

    .category-filter {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }

    .step-number {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }

    .multi-keychain-benefits .benefit-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
}

/* ===========================================
   ACCESIBILIDAD Y FOCUS
   =========================================== */

.category-filter:focus,
.faq-item .accordion-button:focus {
    outline: 2px solid var(--faq-primary);
    outline-offset: 2px;
}

.search-container .form-control:focus {
    outline: none;
}

/* Modo de alto contraste */
@media (prefers-contrast: high) {
    .faq-item {
        border: 2px solid var(--faq-dark);
    }

        .faq-item .accordion-button {
            border: 1px solid var(--faq-dark);
        }

    .category-filter {
        border-width: 2px;
    }
}

/* Reducir movimiento para usuarios que lo prefieran */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .faq-item:hover,
    .category-filter:hover,
    .step-card:hover {
        transform: none;
    }
}

/* ===========================================
   MEJORAS ADICIONALES
   =========================================== */

/* Scroll suave dentro del acordeón */
.accordion-collapse {
    scroll-behavior: smooth;
}

/* Efecto de carga para el buscador */
.search-container .form-control.loading {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24'%3E%3Cpath fill='%236c757d' d='M12,4a8,8,0,0,1,7.89,6.7A1.53,1.53,0,0,0,21.38,12h0a1.5,1.5,0,0,0,1.48-1.75,11,11,0,0,0-21.72,0A1.5,1.5,0,0,0,2.62,12h0a1.53,1.53,0,0,0,1.49-1.3A8,8,0,0,1,12,4Z'%3E%3CanimateTransform attributeName='transform' dur='0.75s' repeatCount='indefinite' type='rotate' values='0 12 12;360 12 12'/%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 20px;
}

.pad-section {
    padding-top: 140px; /* Espacio para navbar fija */
}

/* Estado de carga para los filtros */
.category-filter.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

    .category-filter.loading::after {
        content: '';
        position: absolute;
        top: 50%;
        right: 0.5rem;
        transform: translateY(-50%);
        width: 12px;
        height: 12px;
        border: 2px solid transparent;
        border-top: 2px solid currentColor;
        border-radius: 50%;
        animation: spin 1s linear infinite;
    }

@keyframes spin {
    0% {
        transform: translateY(-50%) rotate(0deg);
    }

    100% {
        transform: translateY(-50%) rotate(360deg);
    }
}

/* ===========================================
   MEJORA DE CONTRASTE HERO SECTION
   =========================================== */

.hero-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%) !important;
    border-bottom: 1px solid #dee2e6;
    min-height: 40vh;
}

.hero-content h1 {
    color: #212529 !important;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
}

.hero-content p.lead {
    color: #495057 !important;
    font-weight: 500;
}

.badge.bg-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%) !important;
    box-shadow: 0 2px 4px rgba(13, 110, 253, 0.3);
}

/* ===========================================
   FIX INPUT DE BÚSQUEDA
   =========================================== */

.search-container {
    position: relative;
    z-index: 10;
}

    .search-container .input-group {
        border-radius: 12px;
        overflow: hidden;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        border: 2px solid #fff;
    }

    .search-container .form-control {
        background: #fff;
        border: none;
        padding: 1rem;
        font-size: 1rem;
        color: #212529;
        z-index: 11;
        position: relative;
    }

        .search-container .form-control:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.25);
            background: #fff;
        }

    .search-container .input-group-text {
        background: #fff;
        border: none;
        padding: 1rem;
    }

/* Asegurar que no hay elementos bloqueando */
.hero-bg-pattern {
    pointer-events: none;
}