/* --- CONFIGURACIÓN GLOBAL --- */
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: #0b0f19;
    color: #f9fafb;
    overflow-x: hidden;
}

/* --- NAVEGACIÓN --- */
nav {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 70px;
    padding: 0 2rem;
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: 200;
}

/* Botón de Carrito del Menú con Contador */
.btn_shop {
    position: relative;
    color: #f9fafb;
    font-size: 1.4rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn_shop:hover {
    background-color: #3b82f6;
    border-color: #3b82f6;
    transform: scale(1.05);
}

#cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: #ef4444;
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* --- SIDEBAR DEL CARRITO --- */
.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px; /* Escondido por defecto */
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background-color: #111827;
    box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.cart-sidebar.open {
    right: 0; /* Desplegado */
}

.cart-sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-sidebar-header h2 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0;
}

.cart-items-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

/* Estilo para cada fila de producto en el carrito */
.cart-item {
    display: flex;
    gap: 1rem;
    align-items: center;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    padding: 0.75rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    position: relative;
}

.cart-item img {
    width: 60px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px;
}

.cart-item-details h4 {
    font-size: 0.95rem;
    margin: 0 0 0.25rem 0;
    font-weight: 500;
}

.cart-item-details p {
    font-size: 0.9rem;
    color: #3b82f6;
    margin: 0 0 0.5rem 0;
    font-weight: 600;
}

.cart-item-qty-selector {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: #0b0f19;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    width: max-content;
}

.cart-item-qty-selector button {
    background: none;
    border: none;
    color: #9ca3af;
    cursor: pointer;
    font-weight: 600;
}

.cart-item-qty-selector button:hover {
    color: white;
}

.btn-remove-item {
    position: absolute;
    right: 1rem;
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 1.1rem;
}

.cart-empty-msg {
    text-align: center;
    color: #9ca3af;
    margin-top: 3rem;
}

.cart-sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    background: #0d131f;
}

.cart-total-box {
    display: flex;
    justify-content: space-between;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
}

.cart-total-box #cart-total-price {
    color: #3b82f6;
}

.btn_checkout_whatsapp {
    width: 100%;
    padding: 0.85rem;
    background-color: #25D366;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.2);
    transition: all 0.3s ease;
}

.btn_checkout_whatsapp:hover {
    background-color: #20ba59;
    transform: translateY(-2px);
}

/* --- CATÁLOGO DE PRODUCTOS (GRID) --- */
.presentacion {
    min-height: 100vh;
    padding-top: 100px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.container_stock {
    padding: 2rem;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    width: 100%;
}

.card {
    background-color: #111827;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.img_container {
    width: 100%;
    height: 250px;
    overflow: hidden;
    background-color: #1f2937;
}

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

.descripcion_container {
    padding: 1.25rem;
}

.descripcion_container h3 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #f9fafb;
}

.descripcion_container p {
    font-size: 1rem;
    font-weight: 600;
    color: #3b82f6;
    margin: 0;
}

/* --- MODALES BOOTSTRAP --- */
.modal-content {
    background-color: #111827;
    color: #f9fafb;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
}

.modal-header {
    border-bottom: none;
    padding-bottom: 0;
}

.modal-body {
    padding: 2rem;
    text-align: center;
}

.modal-body img {
    width: 100%;
    max-width: 300px;
    height: 300px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.modal-body h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.modal-price {
    font-size: 1.25rem;
    color: #3b82f6;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.btn_add_carrito {
    width: 100%;
    padding: 0.75rem;
    background-color: #3b82f6;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn_add_carrito:hover {
    background-color: #2563eb;
}

/* --- FOOTER --- */
footer {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100px;
    background-color: #070a12;
    color: #9ca3af;
    font-size: 0.95rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   PANTALLA LED / MARQUESINA MODERNA
   ========================================================================== */

.pantalla-led-container {
    width: 100%;
    background-color: #121212; /* Fondo negro como pantalla LED apagada */
    overflow: hidden;          /* Esconde el texto que se sale de los bordes */
    box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.8), 0 4px 10px rgba(0, 0, 0, 0.15);
    border-top: 3px solid #1a1a1a;
    border-bottom: 3px solid #1a1a1a;
    padding: 12px 0;
    display: flex;
    align-items: center;
}

/* El contenedor del texto que se va a desplazar */
.texto-pasante {
    display: flex;
    white-space: nowrap;       /* Obliga al texto a quedarse en una sola línea */
    padding-left: 100%;        /* Empieza la animación desde fuera de la pantalla */
    animation: marcha-led 25s linear infinite; /* 25 segundos dura la vuelta completa */
}

/* Estilo de las letras (Tipografía digital / Neón) */
.texto-pasante span {
    font-family: 'Courier New', Courier, monospace, system-ui; /* Fuente tipo consola */
    font-size: 18px;
    font-weight: bold;
    color: #39ff14;            /* Verde Neón/LED (Puedes cambiarlo por #ff3333 si lo quieres rojo) */
    text-shadow: 0 0 8px rgba(57, 255, 20, 0.6); /* Efecto de brillo de diodo LED */
    padding-right: 50px;       /* Separación entre frases */
}

/* Pausar el letrero si el usuario pone el cursor encima (Muy buena UX) */
.pantalla-led-container:hover .texto-pasante {
    animation-play-state: paused;
    cursor: pointer;
}

/* LÓGICA DE MOVIMIENTO DE DERECHA A IZQUIERDA */
@keyframes marcha-led {
    0% {
        transform: translate3d(0, 0, 0);
    }
    100% {
        transform: translate3d(-100%, 0, 0); /* Se desplaza exactamente su propio ancho hacia la izquierda */
    }
}