:root {
    --primary-color: #007bff;
    --dark-text: #333;
    --light-text: #fff;
    --background-light: #f4f4f4;
    --background-white: #fff;
    --border-color: #ddd;
    --hover-color: #0056b3;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--background-light);
    color: var(--dark-text);
}

.container {
    max-width: 1100px;
    margin: 20px auto;
    padding: 20px;
    background-color: var(--background-white);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Header and Navigation */
header {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.main-nav a {
    text-decoration: none;
    color: var(--primary-color);
    padding: 10px 15px;
    font-weight: bold;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--hover-color);
}

/* Main Content */
.page-title {
    text-align: center;
    margin-top: 20px;
}

.page-title h1 {
    font-size: 2.5em;
    font-weight: 300;
    margin: 0;
}

.product-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 30px;
}

.product-card {
    flex: 1 1 300px;
    background: var(--background-white);
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.product-card img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 15px;
    border-radius: 4px;
}

h3 {
    font-size: 1.5em;
    color: var(--primary-color);
    margin-top: 0;
}

.product-card p {
    font-size: 0.95em;
    margin-bottom: 15px;
}

.product-card .button {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: var(--light-text);
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.product-card .button:hover {
    background-color: var(--hover-color);
}

/* Tables */
.product-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    font-size: 0.9em;
}

.product-table th, .product-table td {
    border: 1px solid #ccc;
    padding: 8px 12px;
    text-align: left;
}

.product-table th {
    background-color: #f0f0f0;
    font-weight: bold;
}

.product-table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}

.product-table .section-title {
    font-weight: bold;
    text-align: center;
    background-color: #e9e9e9;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 2px solid var(--border-color);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 1em;
}

.pagination a {
    text-decoration: none;
    color: var(--dark-text);
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.pagination a:hover {
    background-color: var(--border-color);
}

.pagination a.current {
    background-color: var(--primary-color);
    color: var(--light-text);
    border-color: var(--primary-color);
}