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

        html, body {
            position: relative;
            height: 100%;
        }

        body {
            background: #fff;
            color: #4b5d73;
            font-family: "Nunito", Arial, "Helvetica Neue", Helvetica, sans-serif;
            font-size: 16px;
            font-weight: 400;
            line-height: 1.6;
            letter-spacing: 0.02em;
        }

        img {
            max-width: 100%;
            height: auto;
            display: inline-block;
        }

        a {
            text-decoration: none;
            color: #273f5b;
            transition: all 0.15s linear;
        }

        a:hover {
            color: #53bdd0;
        }

        h1 {
            font-size: 48px;
            font-weight: 700;
            color: #273f5b;
            font-family: "Nunito", Arial, "Helvetica Neue", Helvetica, sans-serif;
            margin: 0.5em 0;
            line-height: 1em;
            letter-spacing: 0.02em;
        }

        h2 {
            margin: 0.5em 0;
            font-size: 38px;
            line-height: 1.3em;
            font-weight: 700;
            color: #273f5b;
            font-family: "Nunito", Arial, "Helvetica Neue", Helvetica, sans-serif;
            letter-spacing: 0.02em;
        }

        h3 {
            margin: 0.5em 0;
            font-size: 28px;
            line-height: 1.3em;
            font-weight: 700;
            color: #273f5b;
            font-family: "Nunito", Arial, "Helvetica Neue", Helvetica, sans-serif;
            letter-spacing: 0.02em;
        }

        h4 {
            margin: 0.5em 0;
            font-size: 24px;
            line-height: 1.3em;
            font-weight: 700;
            color: #273f5b;
            font-family: "Nunito", Arial, "Helvetica Neue", Helvetica, sans-serif;
            letter-spacing: 0.02em;
        }

        h5 {
            margin: 0.5em 0;
            font-size: 20px;
            line-height: 1.3em;
            font-weight: 700;
            color: #273f5b;
            font-family: "Nunito", Arial, "Helvetica Neue", Helvetica, sans-serif;
            letter-spacing: 0.02em;
        }

        h6 {
            margin: 0.5em 0;
            font-size: 18px;
            line-height: 1.3em;
            font-weight: 700;
            color: #273f5b;
            font-family: "Nunito", Arial, "Helvetica Neue", Helvetica, sans-serif;
            letter-spacing: 0.02em;
        }

        p {
            font-size: 16px;
            margin: 0 0 1.3em 0;
        }

        .container {
            padding-right: 20px;
            padding-left: 20px;
            margin-right: auto;
            margin-left: auto;
            max-width: 1140px;
        }

        .header {
            background: #fff;
            box-shadow: 15px 0 25px 0 rgba(200, 219, 239, 0.3);
            padding: 30px 0;
        }

        .site-logo {
            position: relative;
            margin-bottom: 20px;
            overflow: hidden;
            text-align: center;
        }

        .logo-title {
            font-size: 30px;
            color: #273f5b;
            font-family: "Baloo Paaji", cursive;
            line-height: 0.7;
        }

        .main-content {
            padding: 60px 0;
            background-color: #fff;
        }

        article {
            margin-bottom: 60px;
        }

        .transition-section {
            background-color: #ecf5fe;
            padding: 60px 0;
            margin-bottom: 60px;
        }

        .links-section {
            padding: 80px 0;
            background: #fff;
        }

        .links-section h3 {
            margin-bottom: 30px;
            color: #273f5b;
        }

        .links-section ul {
            list-style: none;
            padding: 0;
            margin: 0 0 40px 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px 30px;
        }

        .links-section li {
            padding-left: 25px;
            position: relative;
            font-size: 16px;
            line-height: 1.6;
        }

        .links-section li:before {
            content: "→";
            position: absolute;
            left: 0;
            color: #53bdd0;
            font-weight: 700;
        }

        .links-section a {
            color: #273f5b;
            font-weight: 400;
            transition: all 0.3s ease;
        }

        .links-section a:hover {
            color: #53bdd0;
        }

        .footer {
            background-color: #121921;
            padding: 60px 0 30px;
            color: #fff;
            text-align: center;
        }

        .footer p {
            margin: 0;
            font-size: 14px;
            color: #6987ab;
        }

        @media (max-width: 1024px) {
            .container {
                width: 100%;
            }
        }

        @media (max-width: 800px) {
            h1 {
                font-size: 2em;
            }

            h2 {
                font-size: 1.9em;
            }

            h3 {
                font-size: 1.5em;
            }

            .main-content {
                padding: 40px 0;
            }

            .links-section {
                padding: 50px 0;
            }

            .transition-section {
                padding: 40px 0;
            }
        }

        @media (max-width: 640px) {
            h1 {
                font-size: 1.8em;
            }

            h2 {
                font-size: 1.7em;
            }

            h3 {
                font-size: 1.4em;
            }

            p {
                font-size: 14px;
            }

            .links-section ul {
                grid-template-columns: 1fr;
                gap: 12px;
            }
        }

        @media (max-width: 480px) {
            h1 {
                font-size: 1.6em;
            }

            h2 {
                font-size: 1.5em;
            }

            h3 {
                font-size: 1.3em;
            }
        }