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

:root {
    --bg: #0d0d1a;
    --surface: #1a1a2e;
    --surface2: #22223a;
    --accent: #d4a574;
    --accent-hover: #e8c49a;
    --text: #f0e6d8;
    --muted: #8b8b9e;
    --border: #2a2a3e;
    --success: #4ade80;
    --danger: #f87171;
    --radius: 12px;
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; }

.night-banner {
    background: linear-gradient(135deg, #1a1a2e 0%, #2a2a4e 100%);
    border-bottom: 2px solid var(--accent);
    text-align: center;
    padding: .8rem;
    color: var(--accent);
    font-weight: 600;
    font-size: .9rem;
}

/* ── Header ─────────────────────────── */
header {
    background: linear-gradient(135deg, var(--surface) 0%, #16162b 100%);
    border-bottom: 1px solid var(--border);
    text-align: center;
    padding: 2rem 1rem;
}
.logo { font-size: 2rem; font-weight: 700; letter-spacing: 1px; }
.logo span { color: var(--accent); }
.tagline { color: var(--muted); margin-top: .3rem; font-size: .95rem; }

/* ── Categories ─────────────────────── */
main { max-width: 1200px; margin: 0 auto; padding: 1.5rem 1rem 4rem; }
.categories {
    display: flex; gap: .5rem; flex-wrap: wrap;
    margin-bottom: 1.5rem; justify-content: center;
}
.cat-pill {
    padding: .45rem 1rem; border-radius: 20px; border: 1px solid var(--border);
    background: var(--surface); color: var(--muted); cursor: pointer;
    font-size: .85rem; transition: all .2s;
}
.cat-pill:hover, .cat-pill.active {
    background: var(--accent); color: var(--bg); border-color: var(--accent);
}

/* ── Product Grid ───────────────────── */
.products-grid {
    display: grid; gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.product-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.25rem;
    display: flex; flex-direction: column; transition: border-color .2s;
}
.product-card:hover { border-color: var(--accent); }
.product-card .product-img {
    width: 100%; height: 180px; object-fit: cover;
    border-radius: 8px; margin-bottom: .8rem;
}
.product-card .cat-badge {
    font-size: .7rem; color: var(--accent); text-transform: uppercase;
    letter-spacing: 1px; margin-bottom: .4rem;
}
.product-card h3 { font-size: 1.05rem; margin-bottom: .3rem; }
.product-card .desc { font-size: .8rem; color: var(--muted); margin-bottom: .8rem; min-height: 1.2rem; }
.product-card .variants {
    display: flex; flex-direction: column; gap: .5rem;
}
.variant-option {
    padding: .6rem; border: 1px solid var(--border); border-radius: 8px;
    background: var(--surface2); cursor: pointer; transition: all .2s;
    display: flex; justify-content: space-between; align-items: center;
}
.variant-option:hover {
    border-color: var(--accent); background: var(--surface);
}
.variant-size { font-weight: 600; font-size: .85rem; }
.variant-price { color: var(--accent); font-weight: 700; font-size: .9rem; }
.variant-stock { font-size: .75rem; color: var(--muted); }

/* ── Cart FAB ───────────────────────── */
.cart-fab {
    position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 1100;
    background: var(--accent); color: var(--bg); border: none;
    width: 60px; height: 60px; border-radius: 50%;
    font-size: 1.3rem; cursor: pointer; box-shadow: 0 4px 20px rgba(212,165,116,.4);
    display: flex; align-items: center; justify-content: center; gap: .3rem;
    transition: transform .2s;
}
.cart-fab:hover { transform: scale(1.08); }
.cart-fab::after {
    content: "Carrito";
    position: absolute;
    right: 72px;
    background: rgba(20,20,33,.92);
    border: 1px solid var(--border);
    color: var(--text);
    padding: .4rem .6rem;
    border-radius: 10px;
    font-size: .8rem;
    font-weight: 600;
    opacity: 0;
    transform: translateX(6px);
    transition: opacity .2s, transform .2s;
    pointer-events: none;
}
.cart-fab:hover::after { opacity: 1; transform: translateX(0); }
.cart-fab span {
    font-size: .75rem; background: var(--danger); color: #fff;
    border-radius: 50%; width: 20px; height: 20px;
    display: flex; align-items: center; justify-content: center;
    position: absolute; top: -2px; right: -2px;
}

/* ── Cart Drawer ────────────────────── */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 900; opacity: 0; visibility: hidden; transition: opacity .3s; }
.overlay.open { opacity: 1; visibility: visible; }

.cart-drawer {
    position: fixed; top: 0; right: -400px; width: 380px; max-width: 90vw;
    height: 100vh; background: var(--surface); z-index: 1000;
    display: flex; flex-direction: column; transition: right .3s;
    border-left: 1px solid var(--border);
}
.cart-drawer.open { right: 0; }
.cart-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 1.2rem; border-bottom: 1px solid var(--border);
}
.cart-header h2 { font-size: 1.2rem; }
.close-btn {
    background: none; border: none; color: var(--muted);
    font-size: 1.8rem; cursor: pointer; line-height: 1;
}
.cart-items { flex: 1; overflow-y: auto; padding: 1rem; }
.cart-item {
    display: flex; align-items: center; gap: .8rem;
    padding: .8rem 0; border-bottom: 1px solid var(--border);
}
.cart-item .info { flex: 1; }
.cart-item .info h4 { font-size: .9rem; }
.cart-item .info .item-variant { display: block; font-size: .75rem; color: var(--muted); margin-top: .1rem; }
.cart-item .info .item-price { color: var(--accent); font-size: .85rem; }
.cart-item .qty-ctrl {
    display: flex; align-items: center; gap: .4rem;
}
.cart-item .qty-ctrl button {
    width: 28px; height: 28px; border-radius: 6px; border: 1px solid var(--border);
    background: var(--surface2); color: var(--text); cursor: pointer; font-size: .9rem;
}
.cart-item .qty-ctrl input {
    width: 50px; padding: .2rem; text-align: center;
    background: var(--surface2); border: 1px solid var(--border);
    color: var(--text); border-radius: 4px; font-size: .85rem;
}
.cart-item .qty-ctrl span { min-width: 20px; text-align: center; font-size: .9rem; }
.cart-item .remove-btn {
    background: none; border: none; color: var(--danger);
    cursor: pointer; font-size: 1.1rem;
}

/* ── Cart Footer ────────────────────── */
.cart-footer { padding: 1rem; border-top: 1px solid var(--border); }
.totals .row { display: flex; justify-content: space-between; padding: .3rem 0; font-size: .9rem; }
.totals .row.total { font-size: 1.1rem; font-weight: 700; color: var(--accent); border-top: 1px solid var(--border); padding-top: .6rem; margin-top: .3rem; }
.cart-footer input {
    width: 100%; padding: .6rem; margin: .8rem 0;
    border: 1px solid var(--border); border-radius: 8px;
    background: var(--surface2); color: var(--text); font-size: .9rem;
}
.btn-whatsapp {
    width: 100%; padding: .75rem; border: none; border-radius: 8px;
    background: #25d366; color: #fff; font-weight: 600;
    font-size: 1rem; cursor: pointer; transition: background .2s;
}
.btn-whatsapp:hover { background: #1fb855; }

/* ── Footer ─────────────────────────── */
footer { text-align: center; padding: 2rem 1rem; color: var(--muted); font-size: .8rem; border-top: 1px solid var(--border); }

/* ── Misc ───────────────────────────── */
.empty-msg { text-align: center; color: var(--muted); padding: 3rem 0; }

/* ── Mobile Responsive ────────────────── */
@media (max-width: 768px) {
    header { padding: 1.5rem 1rem; }
    .logo { font-size: 1.5rem; }
    .tagline { font-size: .85rem; }
    
    main { padding: 1rem; }
    
    .categories {
        overflow-x: auto; white-space: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: .5rem;
    }
    .cat-pill { display: inline-block; }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: .8rem;
    }
    
    .product-card .product-img { height: 200px; }
    
    .variant-option {
        flex-direction: column;
        align-items: flex-start;
        gap: .3rem;
    }
    
    .cart-fab {
        bottom: 1rem; right: 1rem;
        width: 64px; height: 64px;
        font-size: 1.35rem;
        box-shadow: 0 8px 30px rgba(0,0,0,.45);
    }
    .cart-fab::after { display: none; }
    
    .cart-drawer {
        width: 100%;
        max-width: 100%;
    }
    
    .cart-header h2 { font-size: 1.2rem; }
    
    .cart-item {
        flex-direction: column;
        align-items: flex-start;
        gap: .5rem;
    }
    
    .cart-item .qty-ctrl {
        align-self: flex-end;
    }
    
    .cart-footer input,
    .cart-footer button {
        font-size: .9rem;
        padding: .7rem;
    }
}