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

        body {
            color: #50545c;
            background-color: #1c1c1c;
            font-family: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
            font-size: 15px;
            line-height: 1.6;
            word-wrap: break-word;
        }

        h1, h2, h3, h4, h5, h6 {
            color: #000;
            font-family: "Playfair Display", Georgia, serif;
            line-height: 1.3;
            margin-bottom: 20px;
        }

        h1 {
            font-size: 42px;
            color: #f9f9f9;
            text-align: center;
            margin: 0;
        }

        h2 {
            font-size: 32px;
            margin-top: 30px;
        }

        h3 {
            font-size: 24px;
            margin-top: 25px;
        }

        a {
            color: #23b6b6;
            text-decoration: none;
            transition: color 0.3s;
        }

        a:hover {
            color: #1a8888;
        }

        .site-header {
            position: relative;
            z-index: 10;
            margin-bottom: 60px;
            background-color: #17191b;
            padding: 100px 20px;
            text-align: center;
        }

        .site-header::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 40px;
            background: linear-gradient(to bottom right, transparent 49%, #1c1c1c 50%);
        }

        .site-title {
            margin-bottom: 15px;
        }

        .site-description {
            color: #ddd;
            font-size: 18px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .content-wrapper {
            max-width: 900px;
            margin: 0 auto 60px;
            padding: 0 15px;
        }

        article {
            background-color: #fff;
            padding: 60px;
            margin-bottom: 45px;
            position: relative;
        }

        article::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 40px;
            background: linear-gradient(to top right, transparent 49%, #fff 50%);
        }

        article p {
            margin-bottom: 20px;
        }

        article ul, article ol {
            margin-bottom: 20px;
            padding-left: 30px;
        }

        article li {
            margin-bottom: 10px;
        }

        .transition-section {
            background-color: #fff;
            padding: 40px 60px;
            margin-bottom: 45px;
            position: relative;
        }

        .transition-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 40px;
            background: linear-gradient(to top right, transparent 49%, #fff 50%);
        }

        .transition-section p {
            margin-bottom: 20px;
        }

        .links-section {
            background-color: #fff;
            padding: 60px;
            margin-bottom: 60px;
            position: relative;
        }

        .links-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 40px;
            background: linear-gradient(to top right, transparent 49%, #fff 50%);
        }

        .links-section h3 {
            color: #000;
            margin-top: 30px;
            margin-bottom: 15px;
        }

        .links-section h3:first-child {
            margin-top: 0;
        }

        .links-section ul {
            list-style: none;
            padding: 0;
            columns: 2;
            column-gap: 30px;
        }

        .links-section li {
            margin-bottom: 12px;
            break-inside: avoid;
            padding-left: 20px;
            position: relative;
        }

        .links-section li::before {
            content: "›";
            position: absolute;
            left: 0;
            color: #23b6b6;
            font-weight: bold;
            font-size: 18px;
        }

        .links-section a {
            color: #23b6b6;
            word-wrap: break-word;
        }

        .links-section a:hover {
            color: #333;
        }

        .site-footer {
            background-color: #17191b;
            padding: 30px 20px;
            text-align: center;
            color: #8b8b8b;
            font-size: 14px;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 40px;
            background: linear-gradient(to top right, transparent 49%, #17191b 50%);
        }

        .site-footer-content {
            padding-top: 20px;
        }

        @media only screen and (max-width: 991px) {
            h1 {
                font-size: 36px;
            }

            .site-header {
                padding: 80px 20px;
            }
        }

        @media only screen and (max-width: 767px) {
            h1 {
                font-size: 32px;
            }

            h2 {
                font-size: 26px;
            }

            h3 {
                font-size: 20px;
            }

            .site-header {
                padding: 60px 20px;
                margin-bottom: 30px;
            }

            .site-description {
                font-size: 16px;
            }

            article {
                padding: 40px 30px;
                margin-bottom: 30px;
            }

            .transition-section {
                padding: 30px;
                margin-bottom: 30px;
            }

            .links-section {
                padding: 40px 30px;
                margin-bottom: 30px;
            }

            .links-section ul {
                columns: 1;
            }

            body {
                font-size: 14px;
            }
        }

        @media only screen and (max-width: 460px) {
            h1 {
                font-size: 28px;
            }

            article {
                padding: 30px 20px;
            }

            .transition-section {
                padding: 25px 20px;
            }

            .links-section {
                padding: 30px 20px;
            }

            .site-header::before,
            article::before,
            .transition-section::before,
            .links-section::before,
            .site-footer::before {
                height: 20px;
            }
        }