* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
        }

        /* Paleta: Negro, Blanco, Verde */
        :root {
            --black: #000000;
            --white: #FFFFFF;
            --green: #00F260;
            --green-dark: #00C853;
            --gray-bg: #0a0a0a;
            --card-bg: #111111;
            --border-dim: #222222;
        }

        body {
            background-color: var(--black);
            color: var(--white);
        }

        /* Scroll personalizado */
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--black);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--green);
            border-radius: 10px;
        }

        /* HEADER */
        .top-bar {
            background: #050505;
            border-bottom: 1px solid var(--border-dim);
            padding: 12px 0;
            font-size: 13px;
            text-align: center;
            color: #aaa;
        }
        .top-bar span {
            color: var(--green);
            font-weight: 500;
        }
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 5%;
            flex-wrap: wrap;
            gap: 20px;
            border-bottom: 1px solid var(--border-dim);
            background: var(--black);
        }
        .logo h1 {
            font-size: 28px;
            letter-spacing: -1px;
        }
        .logo span {
            color: var(--green);
        }
        .search-bar {
            flex: 1;
            max-width: 500px;
            display: flex;
        }
        .search-bar input {
            width: 100%;
            padding: 12px 18px;
            background: #121212;
            border: 1px solid var(--border-dim);
            color: white;
            outline: none;
            border-radius: 40px 0 0 40px;
            transition: 0.2s;
        }
        .search-bar input:focus {
            border-color: var(--green);
        }
        .search-bar button {
            background: var(--green);
            border: none;
            padding: 0 20px;
            border-radius: 0 40px 40px 0;
            font-weight: bold;
            cursor: pointer;
            color: black;
            font-weight: 700;
            transition: 0.2s;
        }
        .search-bar button:hover {
            background: var(--green-dark);
        }
        .cart-icon {
            position: relative;
            cursor: pointer;
            background: #0f0f0f;
            padding: 10px 16px;
            border-radius: 40px;
            border: 1px solid var(--border-dim);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .cart-count {
            background: var(--green);
            color: black;
            border-radius: 50%;
            width: 22px;
            height: 22px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: bold;
        }

        /* CATEGORÍAS / FILTROS */
        .filters {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            padding: 20px 5%;
            background: #030303;
            border-bottom: 1px solid var(--border-dim);
        }
        .filter-btn {
            background: transparent;
            border: 1px solid var(--border-dim);
            padding: 8px 22px;
            border-radius: 40px;
            color: white;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s;
        }
        .filter-btn.active, .filter-btn:hover {
            background: var(--green);
            color: black;
            border-color: var(--green);
        }

        /* PRODUCTOS GRID */
        .products-section {
            padding: 40px 5%;
        }
        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
            gap: 30px;
        }
        .product-card {
            background: var(--card-bg);
            border-radius: 20px;
            overflow: hidden;
            border: 1px solid var(--border-dim);
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .product-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 12px 28px rgba(0,255,96,0.15);
            border-color: var(--green);
        }
        .product-img {
            background: #1a1a1a;
            height: 220px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 64px;
        }
        .product-info {
            padding: 20px;
        }
        .product-title {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .product-price {
            color: var(--green);
            font-size: 24px;
            font-weight: bold;
            margin: 12px 0;
        }
        .add-to-cart {
            background: transparent;
            border: 1.5px solid var(--green);
            color: var(--green);
            padding: 10px;
            width: 100%;
            border-radius: 40px;
            font-weight: bold;
            cursor: pointer;
            transition: 0.2s;
        }
        .add-to-cart:hover {
            background: var(--green);
            color: black;
        }

        /* CARRITO LATERAL */
        .cart-overlay {
            position: fixed;
            top: 0;
            right: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.8);
            backdrop-filter: blur(5px);
            z-index: 1000;
            display: none;
            justify-content: flex-end;
        }
        .cart-sidebar {
            width: 100%;
            max-width: 420px;
            background: #0c0c0c;
            height: 100%;
            padding: 20px;
            border-left: 2px solid var(--green);
            display: flex;
            flex-direction: column;
        }
        .cart-header {
            display: flex;
            justify-content: space-between;
            border-bottom: 1px solid #2c2c2c;
            padding-bottom: 15px;
            margin-bottom: 20px;
        }
        .cart-items {
            flex: 1;
            overflow-y: auto;
        }
        .cart-item {
            display: flex;
            justify-content: space-between;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid #222;
        }
        .cart-total {
            margin-top: 20px;
            font-size: 24px;
            font-weight: bold;
            border-top: 2px solid var(--green);
            padding-top: 16px;
        }
        .checkout-btn {
            background: var(--green);
            color: black;
            border: none;
            padding: 14px;
            font-weight: bold;
            border-radius: 40px;
            margin-top: 20px;
            cursor: pointer;
        }
        .close-cart {
            background: none;
            border: none;
            color: white;
            font-size: 28px;
            cursor: pointer;
        }

        footer {
            text-align: center;
            padding: 30px;
            border-top: 1px solid var(--border-dim);
            margin-top: 30px;
            font-size: 14px;
            color: #aaa;
        }
        footer a {
            color: var(--green);
            text-decoration: none;
        }
        @media (max-width: 680px) {
            .navbar {
                flex-direction: column;
                align-items: stretch;
            }
            .search-bar {
                max-width: 100%;
            }
        }