.category-nav { display: flex; justify-content: center; gap: 3rem; margin-bottom: 4rem; border-bottom: 1px solid var(--border); padding-bottom: 1rem; }
.cat-link {
    font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1.5px;
    font-weight: 600; color: var(--tertiary); padding-bottom: 11px;
    border-bottom: 2px solid transparent; transition: all 0.3s;
}
.cat-link:hover, .cat-link.active { color: var(--primary); border-bottom-color: var(--primary); }

.grid-products, .product-carousel { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 40px; }

.product-card, .product-card-clean { position: relative; background: transparent; }
.product-img-wrap, .pc-image-wrap {
    position: relative; padding-bottom: 120%;
    background: #f0f0f0; border-radius: var(--radius); overflow: hidden; margin-bottom: 1.2rem;
    display: block;
}
.product-img-wrap img, .pc-image-wrap img {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.product-card:hover img, .product-card-clean:hover img { transform: scale(1.05); }

.badge-bestseller, .badge-gold {
    position: absolute; top: 15px; left: 15px; background: white; color: var(--primary);
    padding: 6px 12px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; z-index: 2;
    box-shadow: var(--shadow-sm);
}

.in-cart-indicator {
    position: absolute;
    top: 15px;
    right: 15px;
    background: white;
    color: var(--success);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    z-index: 2;
    box-shadow: var(--shadow-sm);
    animation: popIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes popIn {
    0% { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.pc-actions {
    position: absolute; bottom: 20px; left: 0; width: 100%; display: flex; justify-content: center;
    opacity: 0; transform: translateY(20px); transition: 0.3s ease;
}
.product-card-clean:hover .pc-actions { opacity: 1; transform: translateY(0); }

.btn-quick-add {
    background: rgba(255,255,255,0.95); color: var(--primary); border: none; padding: 12px 25px;
    text-transform: uppercase; font-weight: 700; font-size: 0.75rem; cursor: pointer; border-radius: 4px;
    box-shadow: var(--shadow-md); letter-spacing: 1px; backdrop-filter: blur(4px);
}
.btn-quick-add:hover { background: var(--primary); color: white; }

.product-name, .pc-title { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; margin-bottom: 5px; display: block; }
.product-cat, .pc-cat { font-size: 0.7rem; color: var(--tertiary); text-transform: uppercase; letter-spacing: 1px; display: block; margin-bottom: 5px; }
.product-price, .pc-price { font-weight: 600; font-size: 1rem; color: var(--secondary); }

/* --- PRODUCT DETAIL PAGE --- */

.product-detail-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    margin-bottom: 80px;
}

.pd-gallery {
    position: sticky;
    top: 120px;
}

.pd-main-img {
    background: #f8f9fa;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 20px;
}

.pd-info {
    padding-top: 20px;
}

.pd-category {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--tertiary);
    margin-bottom: 10px;
    display: block;
}

.pd-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.pd-price {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--primary);
}

.pd-description {
    font-size: 1.1rem;
    color: var(--secondary);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    white-space: pre-line;
}

.pd-meta {
    border-top: 1px solid var(--border);
    padding-top: 2rem;
    margin-top: 2rem;
}

.pd-meta-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 0.9rem;
    border-bottom: 1px solid #f9f9f9;
}

.pd-meta-label {
    font-weight: 600;
    color: var(--tertiary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
}

.related-products {
    margin-top: 100px;
    border-top: 1px solid var(--border);
    padding-top: 60px;
}

/* =========================================
   RESPONZIVITA PRO OBCHOD (SHOP)
   ========================================= */
@media (max-width: 900px) {
    /* Product Detail */
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .pd-gallery {
        position: static;
    }

    .pd-title {
        font-size: 2.2rem;
    }

    /* 1. Mřížka produktů - 1 sloupec (velké obrázky) */
    .grid-products, .product-carousel {
        grid-template-columns: 1fr; /* Jeden produkt na řádek */
        gap: 2rem;
    }

    /* 2. Kategorie - scrollovací lišta místo zalamování */
    .category-nav {
        justify-content: flex-start; /* Zarovnat doleva */
        overflow-x: auto; /* Umožnit posouvání prstem */
        white-space: nowrap; /* Nezalamovat */
        padding-bottom: 15px; /* Místo pro scrollbar */
        gap: 1.5rem;
        margin-bottom: 2rem;
        border-bottom: none; /* Odstranit čáru, vypadá lépe */
        -webkit-overflow-scrolling: touch; /* Plynulé scrollování na iOS */
    }

    .cat-link {
        font-size: 0.9rem;
        padding: 10px 20px;
        background: #f9f9f9;
        border-radius: 30px; /* "Pill" tvar */
        border: 1px solid #eee;
        color: var(--primary);
    }

    .cat-link.active {
        background: var(--primary);
        color: white;
        border-color: var(--primary);
    }

    /* 3. Karta produktu */
    .product-card {
        padding-bottom: 20px;
        border-bottom: 1px solid #f0f0f0; /* Jemný oddělovač */
    }

    .product-name { font-size: 1.4rem; margin-top: 10px; }

    /* 4. Tlačítka větší */
    .btn, .btn-outline, .btn-quick-add {
        width: 100%; /* Tlačítka přes celou šířku */
        padding: 16px; /* Vyšší pro prst */
        display: block;
        margin-top: 10px;
    }

    /* Zobrazit tlačítko "Do košíku" vždy (nejen při hoveru) */
    .pc-actions {
        position: static;
        opacity: 1;
        transform: none;
        margin-top: 10px;
    }
    .btn-quick-add {
        background: white;
        border: 1px solid var(--primary);
        box-shadow: none;
    }
}
shop.css