:root {
    --brand-orange: #ff9900;
    --brand-orange-light: #ffac33;
    --brand-blue: #0F172A;
    --brand-blue-light: #1E293B;
    --text-color: #f0f0f0;
    --text-muted: #b0b0b0;
    --border-color: #334155;
}

/* --- ОСНОВНАЯ СТРУКТУРА --- */
.shop-container {
    width: 100%;
    max-width: 2500px;
    padding: 30px 20px;
    display: grid;
    grid-template-columns: auto 1fr 300px; 
    gap: 30px;
    align-items: flex-start;
    margin: 0 auto;
    box-sizing: border-box;
}

.left-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 280px;
}
.back-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px;
    text-decoration: none;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background-color: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(5px);
    transition: background-color 0.3s, color 0.3s;
}
.back-button:hover {
    background-color: rgba(255, 153, 0, 0.1);
    color: var(--brand-orange);
}
.filters-sidebar {
    position: sticky;
    top: 20px;
    width: 100%;
    background-color: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    backdrop-filter: blur(5px);
}
.filters-header {
    padding: 20px;
    font-size: 1.2em;
    font-weight: 700;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    color: var(--brand-orange);
    text-shadow: 0 0 10px rgba(255, 153, 0, 0.3);
}
.category-list {
    padding: 15px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 5px;
}
.category-list a {
    color: var(--text-muted);
    text-decoration: none;
    padding: 12px 15px;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95em;
}
.category-list a i {
    width: 20px;
    text-align: center;
}
.category-list a:hover {
    background-color: rgba(255, 153, 0, 0.1);
    color: var(--brand-orange);
}
.category-list a.active {
    color: var(--brand-blue);
    background-color: var(--brand-orange);
    font-weight: 700;
}
.category-list a.active:hover {
    color: var(--brand-blue);
}

/* --- Центральная колонка: Товары --- */
.section-header {
    height: 250px;
    border-radius: 12px;
    margin-bottom: 30px;
    background-image: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url(../images/dayz.webp);
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}
.section-header h1 {
    font-size: 3em;
    font-weight: 700;
    color: white;
    text-shadow: 0 2px 10px black;
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 25px;
}
.product-card {
    background: linear-gradient(145deg, var(--brand-blue-light), var(--brand-blue));
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2), 0 0 20px rgba(255, 153, 0, 0.4);
}
.product-image-slider img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
}
.product-info h3 { color: white; margin: 10px 0; font-size: 1.1em; }
.product-rating { color: #ffc107; margin-bottom: 10px; }
.product-price { color: white; font-size: 1.4em; font-weight: 700; margin-bottom: 15px; }
.details-btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(45deg, var(--brand-orange), var(--brand-orange-light));
    color: var(--brand-blue);
    font-weight: 700;
    cursor: pointer;
    transition: background 0.3s ease;
}
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}
.pagination a {
    color: var(--text-muted);
    text-decoration: none;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    transition: all 0.3s ease;
}
.pagination a.active, .pagination a:hover {
    background: var(--brand-orange);
    color: var(--brand-blue);
    border-color: var(--brand-orange);
}

/* --- Правая колонка: Реклама --- */
.side-panel {
    position: sticky;
    top: 20px;
}
.side-panel .info-panel {
    height: 700px;
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.5em;
    transition: border-color 0.3s ease;
}
.side-panel .info-panel:hover {
    border-color: var(--brand-orange);
}

/* --- === АДАПТИВНОСТЬ === --- */
@media (min-width: 2000px) {
    .products-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}
@media (max-width: 2200px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}
@media (max-width: 1900px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 1600px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 1300px) {
    .shop-container {
        grid-template-columns: auto 1fr;
    }
    .ad-sidebar { display: none; }
}
@media (max-width: 992px) {
    .shop-container {
        grid-template-columns: 1fr;
    }
    .left-column, .filters-sidebar {
        width: 100%;
        position: static;
    }
}
@media (max-width: 680px) {
    .shop-container { padding: 15px; }
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}