/* Variables para mantener la estética minimalista */
:root {
    --primary-color: #111;
    --bg-color: #fafafa;
    --text-color: #333;
    --border-color: #eaeaea;
    --placeholder-color: #cccccc;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.catalog-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 30px;
    padding: 40px;
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.sidebar {
    background-color: #fff;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    height: fit-content;
}

.sidebar h3 {
    margin-bottom: 20px;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.sidebar ul {
    list-style: none;
}

.sidebar ul li {
    margin-bottom: 15px;
}

.sidebar ul li a {
    text-decoration: none;
    color: #555;
    font-size: 15px;
    transition: color 0.2s;
    display: block;
}

.sidebar ul li a:hover,
.sidebar ul li a.active {
    color: var(--primary-color);
    font-weight: bold;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 25px;
}

.product-card {
    background-color: #fff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.product-image-container {
    width: 100%;
    height: 250px;
    background-color: var(--placeholder-color);
    overflow: hidden;
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    cursor: zoom-in;
    transition: transform 0.45s ease;
}

.product-card:hover .product-image {
    transform: scale(1.18);
}

.product-info {
    padding: 15px;
    text-align: center;
}

.product-name {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.product-price {
    font-size: 14px;
    color: #666;
}

body.dark-mode {
    --primary-color: #f2f2f2;
    --bg-color: #111;
    --text-color: #e8e8e8;
    --border-color: #383838;
    --placeholder-color: #292929;
}

body.dark-mode .sidebar,
body.dark-mode .product-card {
    background-color: #1c1c1c;
    border-color: #383838;
}

body.dark-mode .sidebar h3 { border-color: #383838; }
body.dark-mode .sidebar ul li a { color: #c8c8c8; }
body.dark-mode .sidebar ul li a:hover,
body.dark-mode .sidebar ul li a.active { color: #fff; }
body.dark-mode .product-price { color: #bdbdbd; }

@media (max-width: 900px) {
    .catalog-layout {
        grid-template-columns: 1fr;
        padding: 30px 20px;
    }

    .sidebar {
        width: 100%;
    }
}