* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: Arial, Helvetica, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: #333;
            background: #f5f5f5;
            background-image: repeating-linear-gradient(
                90deg,
                #f5f5f5,
                #f5f5f5 10px,
                #fafafa 10px,
                #fafafa 20px
            );
        }

        .container {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        header {
            background: #fff;
            border-bottom: 3px solid #000;
            margin-top: 20px;
            padding: 20px 0;
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
        }

        .site-title {
            font-size: 24px;
            font-weight: bold;
            color: #000;
        }

        .site-tagline {
            font-family: "Times New Roman", Times, serif;
            font-style: italic;
            font-size: 14px;
            color: #666;
            margin-top: 5px;
        }

        nav {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        nav a {
            color: #000;
            text-decoration: none;
            font-weight: bold;
            font-size: 12px;
            padding: 8px 12px;
            transition: all 0.3s ease;
        }

        nav a:hover {
            background: #000;
            color: #fff;
        }

        main {
            margin-top: 20px;
        }

        h1 {
            background: #fff;
            padding: 20px;
            font-size: 32px;
            font-weight: bold;
            color: #000;
            margin-bottom: 20px;
            line-height: 1.3;
        }

        article {
            background: #fff;
            padding: 30px;
            margin-bottom: 20px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }

        article p {
            margin-bottom: 20px;
            font-size: 16px;
            line-height: 1.8;
            color: #333;
        }

        article h2,
        article h3,
        article h4 {
            margin-top: 30px;
            margin-bottom: 15px;
            color: #000;
            font-weight: bold;
        }

        article h2 {
            font-size: 26px;
        }

        article h3 {
            font-size: 22px;
        }

        article h4 {
            font-size: 18px;
        }

        .transition-section {
            background: #fff;
            padding: 30px;
            margin-bottom: 20px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }

        .transition-section p {
            font-size: 16px;
            line-height: 1.8;
            color: #333;
            margin-bottom: 15px;
        }

        .links-section {
            background: #fff;
            padding: 30px;
            margin-bottom: 40px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
        }

        .links-section h2 {
            font-size: 28px;
            font-weight: bold;
            color: #000;
            margin-bottom: 30px;
            padding-bottom: 10px;
            border-bottom: 2px solid #ccc;
        }

        .links-section h3 {
            font-size: 20px;
            font-weight: bold;
            color: #000;
            margin-top: 30px;
            margin-bottom: 15px;
        }

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px 30px;
            margin-bottom: 30px;
        }

        .links-section li {
            position: relative;
            padding-left: 15px;
        }

        .links-section li:before {
            content: "→";
            position: absolute;
            left: 0;
            color: #666;
            font-weight: bold;
        }

        .links-section a {
            color: #000;
            text-decoration: none;
            font-size: 14px;
            font-weight: bold;
            line-height: 1.6;
            transition: all 0.3s ease;
            display: inline-block;
        }

        .links-section a:hover {
            color: #fff;
            background: #000;
            padding: 2px 5px;
            margin: -2px -5px;
        }

        footer {
            background: #000;
            color: #fff;
            padding: 20px 0;
            margin-top: 40px;
            text-align: center;
        }

        footer a {
            color: #fff;
            text-decoration: none;
            font-weight: bold;
            padding: 5px 10px;
            margin: 0 5px;
            display: inline-block;
        }

        footer a:hover {
            background: #fff;
            color: #000;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }

            header {
                margin-top: 10px;
            }

            .header-content {
                flex-direction: column;
                align-items: flex-start;
            }

            .site-title {
                font-size: 20px;
            }

            nav {
                flex-wrap: wrap;
                gap: 10px;
            }

            nav a {
                font-size: 11px;
                padding: 6px 10px;
            }

            h1 {
                font-size: 26px;
                padding: 15px;
            }

            article,
            .transition-section,
            .links-section {
                padding: 20px;
            }

            article h2 {
                font-size: 22px;
            }

            article h3 {
                font-size: 19px;
            }

            .links-section h2 {
                font-size: 24px;
            }

            .links-section h3 {
                font-size: 18px;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            footer {
                font-size: 14px;
            }

            footer a {
                margin: 5px;
                font-size: 12px;
            }
        }

        @media (max-width: 480px) {
            .site-title {
                font-size: 18px;
            }

            .site-tagline {
                font-size: 12px;
            }

            h1 {
                font-size: 22px;
            }

            article,
            .transition-section,
            .links-section {
                padding: 15px;
            }

            article p,
            .transition-section p {
                font-size: 15px;
            }

            article h2 {
                font-size: 20px;
            }

            article h3 {
                font-size: 17px;
            }

            .links-section h2 {
                font-size: 20px;
            }

            .links-section h3 {
                font-size: 16px;
            }

            .links-section a {
                font-size: 13px;
            }
        }