/* ============================================
   ESTILOS PRINCIPALES - Tienda de Juguetes
   Ubicación: /assets/css/estilo.css
   ============================================ */

/* Variables y Reset */
:root {
    --color-primario: #e91e63;
    --color-primario-oscuro: #c2185b;
    --color-secundario: #1a0a2e;
    --color-fondo: #0d0d1a;
    --color-superficie: #1a1a2e;
    --color-superficie-claro: #252540;
    --color-texto: #e0e0e0;
    --color-texto-claro: #b0b0b0;
    --color-dorado: #d4af37;
    --color-exito: #4caf50;
    --color-error: #f44336;
    --fuente-principal: 'Segoe UI', system-ui, sans-serif;
    --radio-borde: 12px;
    --sombra: 0 4px 20px rgba(0,0,0,0.3);
    --transicion: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--fuente-principal);
    background: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.6;
    overflow-x: hidden;
}

.contenedor {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header-principal {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(13,13,26,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(233,30,99,0.2);
}

.header-top {
    background: var(--color-secundario);
    padding: 6px 0;
    font-size: 0.8em;
    color: var(--color-texto-claro);
}

.header-top .contenedor {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.header-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-img {
    height: 45px;
    width: auto;
}

.logo-texto {
    font-size: 1.5em;
    font-weight: bold;
    color: var(--color-primario);
    text-shadow: 0 0 15px rgba(233,30,99,0.5);
}

/* Navegación */
.nav-menu {
    display: flex;
    gap: 25px;
}

.nav-menu a {
    color: var(--color-texto);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transicion);
    position: relative;
}

.nav-menu a:hover, .nav-menu a.activo {
    color: var(--color-primario);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primario);
    transition: var(--transicion);
}

.nav-menu a:hover::after { width: 100%; }

/* Botón carrito */
.btn-carrito {
    background: none;
    border: 2px solid var(--color-primario);
    color: var(--color-texto);
    font-size: 1.2em;
    padding: 8px 15px;
    border-radius: 25px;
    cursor: pointer;
    position: relative;
    transition: var(--transicion);
}

.btn-carrito:hover {
    background: var(--color-primario);
}

.carrito-contador {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--color-dorado);
    color: #000;
    font-size: 0.7em;
    font-weight: bold;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Banner Slider */
.banner-principal {
    position: relative;
    height: 70vh;
    min-height: 400px;
    overflow: hidden;
}

.banner-slider { height: 100%; }

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.banner-slide.activo { opacity: 1; }

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26,10,46,0.85), rgba(13,13,26,0.7));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

.banner-overlay h1 {
    font-size: 3em;
    color: #fff;
    margin-bottom: 15px;
    text-shadow: 0 0 30px rgba(233,30,99,0.6);
}

.banner-overlay p {
    font-size: 1.3em;
    color: var(--color-texto-claro);
    margin-bottom: 25px;
}

.btn-cta {
    display: inline-block;
    background: var(--color-primario);
    color: #fff;
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: var(--transicion);
    box-shadow: 0 8px 30px rgba(233,30,99,0.4);
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(233,30,99,0.6);
}

/* Slider buttons */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    color: #fff;
    border: none;
    font-size: 2em;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 50%;
    transition: var(--transicion);
}

.slider-btn:hover { background: var(--color-primario); }
.slider-btn.prev { left: 20px; }
.slider-btn.next { right: 20px; }

/* Títulos de sección */
.titulo-seccion {
    text-align: center;
    font-size: 2.2em;
    color: #fff;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

.titulo-seccion::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--color-primario);
    border-radius: 3px;
}

/* Grid de categorías */
.categorias-seccion {
    padding: 60px 0;
    background: var(--color-superficie);
}

.categorias-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
}

.categoria-card {
    background: var(--color-superficie-claro);
    padding: 25px 15px;
    border-radius: var(--radio-borde);
    text-align: center;
    text-decoration: none;
    color: var(--color-texto);
    transition: var(--transicion);
    border: 1px solid transparent;
}

.categoria-card:hover {
    border-color: var(--color-primario);
    transform: translateY(-5px);
    box-shadow: var(--sombra);
}

.categoria-icono { font-size: 2.5em; margin-bottom: 10px; }
.categoria-card h3 { font-size: 1em; }

/* Grid de productos */
.productos-seccion { padding: 60px 0; }

.productos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 25px;
}

.producto-card {
    background: var(--color-superficie);
    border-radius: var(--radio-borde);
    overflow: hidden;
    transition: var(--transicion);
    border: 1px solid rgba(255,255,255,0.05);
}

.producto-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(233,30,99,0.15);
    border-color: rgba(233,30,99,0.3);
}

.producto-imagen {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: var(--color-superficie-claro);
}

.producto-imagen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.producto-card:hover .producto-imagen img {
    transform: scale(1.05);
}

.badge-descuento {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--color-primario);
    color: #fff;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.8em;
    font-weight: bold;
}

.producto-acciones {
    position: absolute;
    bottom: -60px;
    left: 0;
    right: 0;
    display: flex;
    gap: 10px;
    padding: 15px;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    transition: var(--transicion);
}

.producto-card:hover .producto-acciones { bottom: 0; }

.btn-agregar, .btn-ver {
    padding: 10px 20px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-weight: bold;
    transition: var(--transicion);
}

.btn-agregar {
    background: var(--color-primario);
    color: #fff;
    flex: 1;
}

.btn-ver {
    background: rgba(255,255,255,0.2);
    color: #fff;
}

.btn-agregar:hover { background: var(--color-primario-oscuro); }
.btn-ver:hover { background: rgba(255,255,255,0.3); }

.producto-info { padding: 20px; }

.producto-categoria {
    font-size: 0.8em;
    color: var(--color-primario);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.producto-info h3 { margin: 8px 0; }

.producto-info h3 a {
    color: #fff;
    text-decoration: none;
    font-size: 1.1em;
}

.producto-desc {
    font-size: 0.85em;
    color: var(--color-texto-claro);
    margin-bottom: 12px;
}

.producto-precios {
    display: flex;
    align-items: center;
    gap: 10px;
}

.precio-actual {
    font-size: 1.3em;
    font-weight: bold;
    color: var(--color-primario);
}

.precio-anterior {
    font-size: 0.9em;
    color: #777;
    text-decoration: line-through;
}

/* Carrito lateral */
.carrito-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 2000;
    display: none;
}

.carrito-overlay.activo { display: block; }

.carrito-lateral {
    position: fixed;
    top: 0;
    right: -420px;
    width: 400px;
    max-width: 90vw;
    height: 100%;
    background: var(--color-superficie);
    z-index: 2100;
    transition: right 0.4s ease;
    display: flex;
    flex-direction: column;
}

.carrito-lateral.activo { right: 0; }

.carrito-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #333;
}

.btn-cerrar-carrito {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.8em;
    cursor: pointer;
}

.carrito-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.carrito-footer {
    padding: 20px;
    border-top: 1px solid #333;
}

.carrito-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.2em;
    font-weight: bold;
    margin-bottom: 15px;
}

.btn-checkout {
    display: block;
    text-align: center;
    background: var(--color-primario);
    color: #fff;
    padding: 14px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: var(--transicion);
}

.btn-checkout:hover {
    background: var(--color-primario-oscuro);
}

/* Footer */
.footer {
    background: var(--color-secundario);
    padding: 50px 0 0;
    margin-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.footer-col h4 {
    color: var(--color-primario);
    margin-bottom: 15px;
}

.footer-bottom {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: var(--color-texto-claro);
    font-size: 0.9em;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-superficie);
        flex-direction: column;
        padding: 20px;
    }
    .nav-menu.activo { display: flex; }
    .banner-overlay h1 { font-size: 1.8em; }
    .productos-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
    .carrito-lateral { width: 100%; }
}