:root {
    --primary-red: #FF0000;
    --deep-black: #050505;
    --card-bg: #121212;
    --text-white: #FFFFFF;
    --text-gray: #A0A0A0;
}

body {
    margin: 0;
    padding: 20px;
    font-family: 'Space Grotesk', sans-serif;
    background-color: var(--deep-black);
    color: var(--text-white);
    padding-top: 100px; 
}

header {
    text-align: center;
    padding: 30px;
    background: rgba(255, 0, 0, 0.05);
    border: 1px solid rgba(255, 0, 0, 0.2);
    border-radius: 20px;
    margin-bottom: 30px;
}

header h1 { color: var(--primary-red); font-size: 2.5rem; margin-bottom: 20px; }

.caja-buscador {
    padding: 12px 25px;
    width: 60%;
    background: #1a1a1a;
    border: 2px solid #333;
    border-radius: 30px;
    color: white;
    outline: none;
    transition: 0.3s;
}

.caja-buscador:focus { border-color: var(--primary-red); box-shadow: 0 0 15px rgba(255, 0, 0, 0.3); }

.productos-contenedor {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 25px;
}

.tarjeta-producto {
    background: var(--card-bg);
    border: 1px solid #222;
    border-radius: 15px;
    padding: 20px;
    transition: 0.4s;
    cursor: pointer;
}

.tarjeta-producto:hover {
    transform: translateY(-10px);
    border-color: var(--primary-red);
    box-shadow: 0 10px 20px rgba(255, 0, 0, 0.2);
}

.tarjeta-producto img { width: 100%; height: 200px; object-fit: contain; border-radius: 10px; }
.producto-precio { color: var(--primary-red); font-weight: bold; font-size: 1.4rem; }
.producto-categoria { color: var(--text-gray); font-size: 0.8rem; text-transform: uppercase; }

/* Detalle del Producto */
.detalle-producto-contenedor {
    max-width: 900px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--primary-red);
}

.detalle-imagen { width: 100%; max-height: 400px; object-fit: contain; }
.resena-caja { background: rgba(255, 255, 255, 0.03); padding: 15px; border-radius: 10px; margin-top: 10px; border-left: 4px solid var(--primary-red); }