* {
    box-sizing: border-box;
}

html {
    font-family: Arial, sans-serif;
    color: #222;
    background: #fff;
}

body {
    margin: 0;
}

.container {
    width: min(1200px, calc(100% - 40px));
    margin: 0 auto;
}

.site-header {
    border-bottom: 1px solid #ddd;
    padding: 20px 0;
}

.logo {
    color: #222;
    font-size: 24px;
    font-weight: 700;
    text-decoration: none;
}

main {
    padding: 40px 0 80px;
}

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 30px;
    color: #777;
    font-size: 14px;
}

.breadcrumbs a {
    color: #555;
}

.product h1 {
    margin: 0 0 20px;
    font-size: 42px;
    line-height: 1.1;
}

.product-meta {
    margin-bottom: 30px;
    color: #888;
}

.product-description {
    max-width: 800px;
    font-size: 18px;
    line-height: 1.7;
}

.product-url {
    margin-top: 40px;
    padding: 20px;
    background: #f5f5f5;
    overflow-wrap: anywhere;
}

.product-list {
    padding-left: 20px;
}

.product-list li {
    margin: 8px 0;
}

.product-list a {
    color: #222;
}

.error-page {
    padding: 80px 0;
}

.error-page h1 {
    font-size: 72px;
    margin: 0 0 20px;
}

.site-footer {
    border-top: 1px solid #ddd;
    padding: 30px 0;
    color: #888;
}

code {
    font-family: monospace;
}