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

        html {
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            color: #393939;
            background: #f3f3f3;
        }

        header {
            background: #662483;
            color: #fff;
            padding: 1rem 0;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        header .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        header .brand {
            font-size: 1.2rem;
            font-weight: 300;
            text-decoration: none;
            color: #fff;
        }

        header .brand strong {
            font-weight: 700;
        }

        main {
            max-width: 1140px;
            margin: 0 auto;
            padding: 2rem 1.5rem;
        }

        @media (min-width: 960px) {
            main {
                padding: 4rem 1.5rem;
            }
        }

        .content-wrapper {
            background: #fff;
            border-radius: 0.2rem;
            box-shadow: 0 1px 1px rgba(0,0,0,0.2);
            padding: 1.5rem;
            margin-bottom: 2rem;
        }

        @media (min-width: 960px) {
            .content-wrapper {
                padding: 3rem;
            }
        }

        h1 {
            font-family: "museo-sans", -apple-system, BlinkMacSystemFont, sans-serif;
            font-weight: 300;
            font-size: 1.9rem;
            line-height: 1.3;
            margin-bottom: 1.5rem;
            color: #393939;
        }

        @media (min-width: 590px) {
            h1 {
                font-size: 2.5rem;
            }
        }

        h2 {
            font-family: "museo-sans", -apple-system, BlinkMacSystemFont, sans-serif;
            font-weight: 300;
            font-size: 1.7rem;
            line-height: 1.3;
            margin: 1.5rem 0 1rem;
            color: #393939;
        }

        h3 {
            font-family: "museo-sans", -apple-system, BlinkMacSystemFont, sans-serif;
            font-weight: 300;
            font-size: 1.3rem;
            line-height: 1.3;
            margin: 1.2rem 0 0.8rem;
            color: #393939;
        }

        h4, h5, h6 {
            font-family: "museo-sans", -apple-system, BlinkMacSystemFont, sans-serif;
            font-weight: 300;
            line-height: 1.3;
            margin: 1rem 0 0.5rem;
            color: #393939;
        }

        p {
            margin-bottom: 1em;
            line-height: 1.6em;
        }

        article p:last-child {
            margin-bottom: 0;
        }

        a {
            color: #1b9760;
            text-decoration: none;
            transition: color 0.2s;
        }

        a:hover {
            color: #136c44;
            text-decoration: underline;
        }

        strong {
            font-weight: 700;
        }

        em {
            font-style: italic;
        }

        ul, ol {
            margin: 0 0 1rem 1.5rem;
        }

        .transition-section {
            background: #fff;
            border-radius: 0.2rem;
            box-shadow: 0 1px 1px rgba(0,0,0,0.2);
            padding: 1.5rem;
            margin-bottom: 2rem;
        }

        @media (min-width: 960px) {
            .transition-section {
                padding: 2rem 3rem;
            }
        }

        .links-section {
            background: #fff;
            border-radius: 0.2rem;
            box-shadow: 0 1px 1px rgba(0,0,0,0.2);
            padding: 1.5rem;
            margin-bottom: 2rem;
        }

        @media (min-width: 960px) {
            .links-section {
                padding: 2rem 3rem;
            }
        }

        .links-section h3 {
            color: #1b9760;
            font-weight: 600;
            margin-top: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #1b9760;
        }

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

        .links-section ul {
            list-style: none;
            margin: 1rem 0;
            display: grid;
            grid-template-columns: 1fr;
            gap: 0.5rem;
        }

        @media (min-width: 590px) {
            .links-section ul {
                grid-template-columns: 1fr 1fr;
                gap: 0.5rem 1.5rem;
            }
        }

        .links-section ul li {
            padding: 0.3rem 0;
        }

        .links-section ul li:before {
            content: "→";
            color: #1b9760;
            margin-right: 0.5rem;
            font-weight: bold;
        }

        .links-section ul li a {
            color: #393939;
            text-decoration: none;
        }

        .links-section ul li a:hover {
            color: #1b9760;
            text-decoration: underline;
        }

        footer {
            background: #662483;
            color: #fff;
            padding: 2rem 0 1.5rem;
            margin-top: 3rem;
        }

        footer .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 1.5rem;
            text-align: center;
        }

        footer a {
            color: #fff;
            text-decoration: none;
        }

        footer a:hover {
            text-decoration: underline;
        }

        @media (max-width: 589px) {
            h1 {
                font-size: 1.6rem;
            }
            
            h2 {
                font-size: 1.4rem;
            }

            .content-wrapper,
            .transition-section,
            .links-section {
                padding: 1.2rem;
            }
        }