:root {
    --gold: #c6a868;
    --gold-hover: #b09151;
    --dark: #1a1a1a;
    --cream: #f9f7f2;
    --white: #ffffff;
    --font-primary: 'Montserrat', sans-serif;
    --font-display: 'Playfair Display', serif;
}

body {
    background-color: var(--cream);
    font-family: var(--font-primary);
    color: var(--dark);
    min-height: 100vh;
}

/* --- TIPOGRAFÍA Y UTILIDADES --- */
.font-playfair { font-family: var(--font-display); }
.text-gold { color: var(--gold) !important; }
.bg-gold { background-color: var(--gold) !important; }
.bg-light-cream { background-color: #fffdf9; }

/* --- BOTÓN CARRITO (Nuevo borde diferenciador) --- */
.btn-cart-custom {
    border: 2px solid var(--gold);
    border-radius: 50px;
    padding: 8px 25px;
    font-weight: 600;
    color: var(--dark);
    background-color: transparent;
    transition: all 0.3s ease;
}

.btn-cart-custom:hover {
    background-color: var(--gold);
    color: var(--white);
    border-color: var(--gold);
}

#btn-up {
    position: fixed;
    bottom: 20px; 
    left: 20px; 
    width: 50px;
    height: 50px;
    background-color: var(--dark);
    color: var(--gold);
    border: 2px solid var(--gold);
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0,0,0,0.4);
    z-index: 9999;
    cursor: pointer;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

#btn-up:hover {
    transform: translateY(-5px);
    background-color: var(--gold);
    color: var(--white);
}

/* --- NAVEGACIÓN --- */
.nav-link {
    color: var(--dark);
    font-size: 1rem;
    padding: 0.5rem 1rem;
    transition: color 0.3s;
}
.nav-link:hover, .nav-link.active {
    color: var(--gold) !important;
}

/* --- TARJETAS DE PRODUCTO --- */
.product-card {
    position: relative; overflow: hidden; cursor: pointer; height: 400px; background-color: #000;
}
.product-card img {
    width: 100%; height: 100%; object-fit: cover; opacity: 0.85; transition: 0.5s ease;
}
.card-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent 50%);
    display: flex; flex-direction: column; justify-content: flex-end; padding: 1.5rem;
}
.product-card:hover img { transform: scale(1.1); opacity: 0.6; }

/* --- GALERÍA MINIATURAS --- */
.gallery-thumb { width: 60px; height: 60px; object-fit: cover; cursor: pointer; border: 1px solid #ddd; opacity: 0.6; flex-shrink: 0; }
.gallery-thumb.active, .gallery-thumb:hover { border: 2px solid var(--gold); opacity: 1; }

/* --- MODAL PERSONALIZADO --- */
.custom-alert-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.6); z-index: 10001;
    display: flex; align-items: center; justify-content: center;
}
.custom-alert-box {
    background: #222; padding: 40px; border-radius: 15px; box-shadow: 0 10px 25px rgba(0,0,0,0.5); min-width: 300px;
}
.btn-gold-solid { background: var(--gold); color: white; border: none; font-weight: 600; transition: 0.3s; }
.btn-gold-solid:hover { background: var(--gold-hover); }

/* --- RESPONSIVE --- */
@media (max-width: 991px) {
    .product-card { height: 350px; }
    .btn-cart-custom { width: 100%; margin-top: 10px; text-align: center; }
}