body {
            font-family: Arial, sans-serif;
            background-color: #fafafa;
            margin: 0;
            padding: 0;
            color: #222;
            line-height: 1.6;
        }

        .skip-link {
            position: absolute;
            left: -999px;
            top: 0;
            padding: 0.5rem 1rem;
            background: #111;
            color: #fff;
            z-index: 1000;
        }

        .skip-link:focus {
            left: 0.5rem;
            top: 0.5rem;
        }

        header {
            background: #111;
            color: #fff;
            text-align: center;
            padding: 2.5rem 1rem 1.5rem;
        }

        header h1 {
            font-size: 2.8rem;
            margin-bottom: 0.8rem;
        }

        header p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 1.5rem;
        }

        nav {
            margin-top: 1rem;
        }

        nav ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.5rem;
        }

        nav a {
            display: inline-block;
            padding: 0.4rem 0.8rem;
            border-radius: 999px;
            border: 1px solid #444;
            color: #fff;
            text-decoration: none;
            font-size: 0.9rem;
        }

        nav a:focus,
        nav a:hover {
            background: #fff;
            color: #111;
        }

        main {
            max-width: 900px;
            margin: 2rem auto;
            padding: 0 1rem 3rem;
        }

        h2 {
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }

        h3 {
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }

        .intro-section p {
            margin-top: 0.4rem;
            margin-bottom: 0.4rem;
        }

        .intro-highlight {
            font-style: italic;
        }

        ul {
            padding-left: 1.5rem;
        }

        .subscribe {
            background: #fff;
            padding: 1.5rem;
            margin: 2rem 0 2rem;
            border-radius: 8px;
            border: 1px solid #ddd;
        }

        .subscribe h2 {
            margin-top: 0;
            margin-bottom: 0.5rem;
        }

        .subscribe p {
            margin-top: 0;
            margin-bottom: 1rem;
        }

        .subscribe-button {
            display: inline-block;
            padding: 0.7rem 1.3rem;
            border-radius: 999px;
            border: none;
            background: #111;
            color: #fff;
            text-decoration: none;
            font-weight: bold;
            cursor: pointer;
        }

        .subscribe-button:focus,
        .subscribe-button:hover {
            background: #333;
        }

        .categories {
            margin-top: 2rem;
        }

        .category {
            background: #fff;
            padding: 1.5rem;
            margin-bottom: 1rem;
            border-radius: 8px;
            border: 1px solid #ddd;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
        }

        .category:hover {
            transform: translateY(-3px);
            box-shadow: 0 3px 12px rgba(0,0,0,0.08);
        }

        .category h2 {
            margin-top: 0;
            margin-bottom: 0.5rem;
        }

        .category h2 a {
            color: inherit;
            text-decoration: none;
        }

        .category h2 a:hover,
        .category h2 a:focus {
            text-decoration: underline;
        }

        footer {
            text-align: center;
            padding: 2rem;
            color: #666;
        }
    
header {text-align:left;} header > div, header > nav {max-width:900px;margin-left:auto;margin-right:auto;} header h1 {font-size:2.4rem;} nav ul {justify-content:flex-start;} p, article li {max-width:72ch;} a {color:#174c80;text-underline-offset:.2em;} a:focus-visible,button:focus-visible,input:focus-visible {outline:3px solid #b45500;outline-offset:4px;} .category h3 {margin-top:0;} .meta {color:#555;} .article {background:white;padding:1.5rem;border:1px solid #ddd;border-radius:8px;} footer {border-top:1px solid #ddd;} @media(prefers-reduced-motion:reduce){.category{transition:none;transform:none;}}