/* =========================================
   ESTILOS PRINCIPALES WEB - ELECTROTIENDA
   ========================================= */

/* Variables CSS */
:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    
    --font-family-sans-serif: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-base: 1rem;
    --line-height-base: 1.5;
    
    --border-radius: 0.375rem;
    --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    
    --transition-base: all 0.2s ease-in-out;
}

/* Reset y base */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-sans-serif);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--dark-color);
    background-color: #ffffff;
}

/* Utilidades */
.hover-primary:hover {
    color: var(--primary-color) !important;
    transition: var(--transition-base);
}

.hover-scale:hover {
    transform: scale(1.02);
    transition: var(--transition-base);
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.text-truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cursor-pointer {
    cursor: pointer;
}

/* Header personalizado */
.navbar-brand {
    font-weight: 700;
    font-size: 1.75rem;
    text-decoration: none;
}

.navbar-brand:hover {
    text-decoration: none;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.75rem 1rem;
    transition: var(--transition-base);
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color);
    background-color: rgba(13, 110, 253, 0.1);
    border-radius: var(--border-radius);
}

/* Breadcrumb personalizado */
.breadcrumb {
    background-color: transparent;
    padding: 0;
    margin-bottom: 1rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    color: var(--secondary-color);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    text-decoration: underline;
}

/* Cards personalizadas */
.card {
    border: 1px solid #e9ecef;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition-base);
}

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

.card-header {
    background-color: var(--light-color);
    border-bottom: 1px solid #e9ecef;
    font-weight: 600;
}

/* Productos */
.producto-card {
    height: 100%;
    transition: var(--transition-base);
    border: 1px solid #e9ecef;
}

.producto-card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
    border-color: var(--primary-color);
}

.producto-card .card-img-top {
    height: 200px;
    object-fit: cover;
    background-color: var(--light-color);
}

.producto-card .card-body {
    padding: 1rem;
}

.producto-card .card-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    height: 2.4rem;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.producto-card .precio-container {
    background-color: #f8f9fa;
    padding: 0.5rem;
    border-radius: 0.25rem;
    margin-bottom: 0.75rem;
}

.producto-card .btn {
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem;
}

/* Producto detalle */
.product-gallery .main-image {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.product-gallery .main-image img {
    transition: transform 0.3s ease;
}

.product-gallery .main-image img:hover {
    transform: scale(1.05);
}

.product-gallery .thumbnails .thumbnail-img {
    transition: all 0.2s ease;
    opacity: 0.7;
}

.product-gallery .thumbnails .thumbnail-img:hover,
.product-gallery .thumbnails .thumbnail-img.active {
    opacity: 1;
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.price-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid #dee2e6;
}

.color-selection .form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.contact-info {
    border-left: 4px solid var(--info-color);
}

/* Carrito */
.carrito-item {
    border-bottom: 1px solid #e9ecef;
    padding: 1rem;
    transition: var(--transition-base);
}

.carrito-item:hover {
    background-color: var(--light-color);
}

.carrito-item:last-child {
    border-bottom: none;
}

.input-cantidad {
    width: 80px;
    text-align: center;
}

.btn-cantidad-menos,
.btn-cantidad-mas {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Checkout */
.checkout-step {
    padding: 1.5rem;
    border: 2px solid #e9ecef;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    transition: var(--transition-base);
}

.checkout-step.active {
    border-color: var(--primary-color);
    background-color: rgba(13, 110, 253, 0.05);
}

.checkout-step.completed {
    border-color: var(--success-color);
    background-color: rgba(25, 135, 84, 0.05);
}

/* Formularios */
.form-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* Botones personalizados */
.btn {
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: var(--transition-base);
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.15);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.btn-checkout {
    background: linear-gradient(45deg, var(--success-color), #20c997);
    border: none;
    color: white;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
}

.btn-checkout:hover {
    background: linear-gradient(45deg, #157347, #198754);
    transform: translateY(-2px);
}

/* Alerts personalizadas */
.alert {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.alert-success {
    background: linear-gradient(45deg, rgba(25, 135, 84, 0.1), rgba(32, 201, 151, 0.1));
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background: linear-gradient(45deg, rgba(220, 53, 69, 0.1), rgba(248, 81, 101, 0.1));
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background: linear-gradient(45deg, rgba(255, 193, 7, 0.1), rgba(255, 205, 57, 0.1));
    color: #856404;
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background: linear-gradient(45deg, rgba(13, 202, 240, 0.1), rgba(49, 132, 253, 0.1));
    color: #055160;
    border-left: 4px solid var(--info-color);
}

/* Badges personalizados */
.badge {
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: 0.5rem;
}

.badge.bg-outline-secondary {
    background-color: transparent !important;
    border: 1px solid #6c757d;
    color: #6c757d;
}

/* Modal personalizado */
.modal-content {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
}

.modal-header {
    border-bottom: 1px solid #e9ecef;
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    padding: 1.5rem;
}

/* Toast personalizado */
.toast {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
}

.toast-header {
    background-color: var(--light-color);
    border-bottom: 1px solid #e9ecef;
}

/* Tabla personalizada */
.table {
    border-collapse: separate;
    border-spacing: 0;
}

.table th {
    background-color: var(--light-color);
    font-weight: 600;
    border-bottom: 2px solid #e9ecef;
}

.table td {
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.05);
}

/* Dropdown personalizado */
.dropdown-menu {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1rem;
    transition: var(--transition-base);
}

.dropdown-item:hover {
    background-color: rgba(13, 110, 253, 0.1);
    color: var(--primary-color);
}

/* Paginación */
.pagination .page-link {
    border: 1px solid #e9ecef;
    color: var(--primary-color);
    padding: 0.5rem 0.75rem;
    transition: var(--transition-base);
}

.pagination .page-link:hover {
    background-color: rgba(13, 110, 253, 0.1);
    border-color: var(--primary-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Footer personalizado */
footer {
    background: linear-gradient(135deg, #212529 0%, #343a40 100%);
}

footer h5, footer h6 {
    color: #ffffff;
    font-weight: 600;
}

footer .text-light {
    color: #adb5bd !important;
}

footer a {
    transition: var(--transition-base);
}

footer a:hover {
    color: var(--primary-color) !important;
    transform: translateX(2px);
}

/* Botones flotantes */
.whatsapp-float,
.scroll-top {
    z-index: 1040;
    position: fixed;
}

.whatsapp-float {
    bottom: 20px;
    right: 20px;
}

.scroll-top {
    bottom: 20px;
    left: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
}

.whatsapp-float .btn,
.scroll-top .btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: var(--transition-base);
}

.whatsapp-float .btn:hover,
.scroll-top .btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.whatsapp-float .btn {
    animation: pulse-whatsapp 2s infinite;
}

/* Hero section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, #495057 100%);
    padding: 4rem 0;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-section .lead {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

/* Card imagen container */
.card-img-container {
    background-color: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Links especiales */
.stretched-link::after {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    content: "";
}

/* Asegurar que los botones estén por encima del stretched-link */
.btn {
    position: relative;
    z-index: 2;
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translate3d(0, -40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes pulse-whatsapp {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% { transform: translate3d(0,0,0); }
    40%, 43% { transform: translate3d(0, -30px, 0); }
    70% { transform: translate3d(0, -15px, 0); }
    90% { transform: translate3d(0, -4px, 0); }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fadeInDown {
    animation: fadeInDown 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

.animate-bounce {
    animation: bounce 2s infinite;
}

/* Loading states */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Responsive design */
@media (max-width: 1199.98px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 991.98px) {
    .navbar-nav {
        padding-top: 1rem;
    }
    
    .hero-section {
        padding: 3rem 0;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .producto-card .card-img-top {
        height: 180px;
    }
}

@media (max-width: 767.98px) {
    .hero-section {
        padding: 2rem 0;
        text-align: center;
    }
    
    .hero-section h1 {
        font-size: 1.75rem;
    }
    
    .producto-card .card-img-top {
        height: 160px;
    }
    
    .carrito-item {
        padding: 0.75rem;
    }
    
    .btn-group-sm .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.75rem;
    }
    
    .whatsapp-float,
    .scroll-top {
        bottom: 1rem;
    }
    
    .whatsapp-float {
        right: 1rem;
    }
    
    .scroll-top {
        left: 1rem;
    }
    
    .whatsapp-float .btn,
    .scroll-top .btn {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 575.98px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.25rem;
        font-size: 1rem;
    }
    
    .modal-dialog {
        margin: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .hero-section h1 {
        font-size: 1.5rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
    }
}

/* Print styles */
@media print {
    .navbar,
    .footer,
    .btn,
    .whatsapp-float,
    .scroll-top,
    .alert-dismissible .btn-close {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
    }
    
    .bg-primary,
    .bg-success,
    .bg-info,
    .bg-warning,
    .bg-danger {
        background-color: #f8f9fa !important;
        color: #000 !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }
    
    .table {
        page-break-inside: avoid;
    }
    
    @page {
        margin: 1cm;
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Focus states para accesibilidad */
.btn:focus,
.form-control:focus,
.form-select:focus,
.form-check-input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Estados de error */
.is-invalid {
    border-color: var(--danger-color);
}

.is-invalid:focus {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

.invalid-feedback {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Estados de éxito */
.is-valid {
    border-color: var(--success-color);
}

.is-valid:focus {
    border-color: var(--success-color);
    box-shadow: 0 0 0 0.2rem rgba(25, 135, 84, 0.25);
}

.valid-feedback {
    color: var(--success-color);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Utilidades adicionales */
.user-select-none {
    user-select: none;
}

.overflow-hidden {
    overflow: hidden;
}

.position-relative {
    position: relative;
}

.z-index-1 {
    z-index: 1;
}

.z-index-2 {
    z-index: 2;
}

.z-index-3 {
    z-index: 3;
}

/* Modo oscuro (opcional) */
@media (prefers-color-scheme: dark) {
    :root {
        --bs-body-bg: #212529;
        --bs-body-color: #dee2e6;
    }
    
    .card {
        background-color: #343a40;
        border-color: #495057;
    }
    
    .form-control,
    .form-select {
        background-color: #495057;
        border-color: #6c757d;
        color: #dee2e6;
    }
    
    .form-control:focus,
    .form-select:focus {
        background-color: #495057;
        border-color: var(--primary-color);
        color: #dee2e6;
    }
}