* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Arial, sans-serif;
        }
        body {
            background-color: #ffffff;
            color: #2d3436;
            line-height: 1.7;
            max-width: 1100px;
            margin: 0 auto;
            padding: 40px 24px;
        }
        .header-banner {
            background: linear-gradient(135deg, #27ae60, #2ecc71);
            color: #ffffff;
            padding: 42px 36px;
            border-radius: 16px;
            margin-bottom: 40px;
            box-shadow: 0 6px 18px rgba(39, 174, 96, 0.18);
        }
        h1 {
            font-size: 28px;
            font-weight: 600;
        }
        section {
            margin-bottom: 44px;
        }
        h2 {
            color: #219653;
            font-size: 22px;
            padding-bottom: 10px;
            border-bottom: 2px solid #a5e9bc;
            margin-bottom: 22px;
        }
        p {
            font-size: 16px;
            margin-bottom: 16px;
        }
        ul {
            padding-left: 24px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 14px;
            font-size: 16px;
            position: relative;
            list-style: none;
            padding-left: 22px;
        }
        li::before {
            content: "●";
            color: #27ae60;
            position: absolute;
            left: 0;
        }
        .image-group {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin: 24px 0 32px;
        }
        .image-card {
            border: 1px solid #d4f2df;
            border-radius: 12px;
            overflow: hidden;
            background: #f8fdfa;
            box-shadow: 0 3px 10px rgba(39,174,96,0.1);
        }
        .image-card img {
            width: 100%;
            height: auto;
            display: block;
        }
        .footer-callout {
            background-color: #f0fbf4;
            border-left: 5px solid #27ae60;
            padding: 24px 28px;
            border-radius: 0 10px 10px 0;
            margin-top: 48px;
        }