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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(to bottom, #6db479 0%, #8bbd94 100%);
            background-attachment: fixed;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 0 30px rgba(0, 0, 0, 0.2);
            min-height: 100vh;
        }

        header {
            background: #000;
            color: #fff;
            padding: 15px 30px;
            font-size: 14px;
        }

        .hero {
            background: linear-gradient(135deg, #6db479 0%, #397f3e 100%);
            padding: 80px 30px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120"><path d="M0,50 Q300,100 600,50 T1200,50 L1200,0 L0,0 Z" fill="rgba(255,255,255,0.05)"/></svg>') repeat-x;
            opacity: 0.5;
        }

        h1 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        nav {
            background: #f5f5f5;
            border-bottom: 3px solid #8bbd94;
            overflow-x: auto;
            white-space: nowrap;
        }

        nav ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
        }

        nav ul li {
            flex: 1;
            min-width: 120px;
        }

        nav ul li a {
            display: block;
            padding: 15px 20px;
            text-decoration: none;
            color: #333;
            text-align: center;
            border-right: 1px solid #ddd;
            transition: all 0.3s ease;
            font-weight: 500;
        }

        nav ul li:last-child a {
            border-right: none;
        }

        nav ul li a:hover {
            background: #8bbd94;
            color: #fff;
        }

        .content-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            padding: 40px 30px;
        }

        .sidebar {
            flex: 0 0 250px;
            background: #8bbd94;
            padding: 20px;
            border-radius: 8px;
            color: #fff;
            align-self: flex-start;
        }

        .sidebar h3 {
            margin-bottom: 15px;
            font-size: 1.2rem;
            border-bottom: 2px solid #fff;
            padding-bottom: 10px;
        }

        .sidebar ul {
            list-style: none;
        }

        .sidebar ul li {
            margin-bottom: 10px;
        }

        .sidebar ul li a {
            color: #fff;
            text-decoration: none;
            transition: opacity 0.3s ease;
        }

        .sidebar ul li a:hover {
            opacity: 0.8;
        }

        main {
            flex: 1;
            min-width: 300px;
        }

        article {
            background: #fff;
            padding: 30px;
            border-radius: 8px;
            margin-bottom: 30px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        article h2, article h3, article h4 {
            color: #397f3e;
            margin-top: 25px;
            margin-bottom: 15px;
        }

        article h2 {
            font-size: 1.8rem;
            border-left: 5px solid #8bbd94;
            padding-left: 15px;
        }

        article h3 {
            font-size: 1.4rem;
        }

        article h4 {
            font-size: 1.2rem;
        }

        article p {
            margin-bottom: 15px;
            text-align: justify;
        }

        article ul, article ol {
            margin-left: 25px;
            margin-bottom: 15px;
        }

        article li {
            margin-bottom: 8px;
        }

        .transition-section {
            background: #f9f9f9;
            padding: 30px;
            border-radius: 8px;
            margin-bottom: 30px;
            border-left: 4px solid #8bbd94;
        }

        .links-section {
            background: #fff;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }

        .links-section h3 {
            color: #397f3e;
            margin-top: 30px;
            margin-bottom: 15px;
            font-size: 1.3rem;
            border-bottom: 2px solid #8bbd94;
            padding-bottom: 10px;
        }

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

        .links-section ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 20px;
        }

        .links-section ul li a {
            color: #397f3e;
            text-decoration: none;
            padding: 10px 15px;
            display: block;
            border-radius: 5px;
            transition: all 0.3s ease;
            border-left: 3px solid #8bbd94;
            background: #f9f9f9;
        }

        .links-section ul li a:hover {
            background: #8bbd94;
            color: #fff;
            transform: translateX(5px);
        }

        footer {
            background: #000;
            color: #fff;
            text-align: center;
            padding: 20px;
            font-size: 0.9rem;
        }

        @media (max-width: 992px) {
            h1 {
                font-size: 2rem;
            }

            .content-wrapper {
                padding: 20px;
            }

            .sidebar {
                flex: 0 0 100%;
                order: 2;
            }

            main {
                order: 1;
            }

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

            nav ul {
                flex-direction: column;
            }

            nav ul li {
                min-width: 100%;
            }

            nav ul li a {
                border-right: none;
                border-bottom: 1px solid #ddd;
            }
        }

        @media (max-width: 576px) {
            h1 {
                font-size: 1.5rem;
            }

            .hero {
                padding: 50px 20px;
            }

            article {
                padding: 20px;
            }

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

        .highlight {
            background: #fff3cd;
            padding: 15px;
            border-left: 4px solid #ffc107;
            margin: 20px 0;
            border-radius: 4px;
        }

        .alert {
            background: #f8d7da;
            color: #721c24;
            padding: 15px;
            border-left: 4px solid #dc3545;
            margin: 20px 0;
            border-radius: 4px;
        }

        .info-box {
            background: #d1ecf1;
            color: #0c5460;
            padding: 15px;
            border-left: 4px solid #17a2b8;
            margin: 20px 0;
            border-radius: 4px;
        }

        strong {
            color: #397f3e;
        }

        a {
            color: #397f3e;
            transition: color 0.3s ease;
        }

        a:hover {
            color: #6db479;
        }