* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        a {
            color: #0066cc;
            text-decoration: none;
            transition: color 0.3s;
        }
        a:hover {
            color: #004d99;
            text-decoration: underline;
        }
        button, .btn {
            cursor: pointer;
            min-height: 44px;
            min-width: 44px;
            padding: 12px 20px;
            border: none;
            border-radius: 6px;
            background: #0077b6;
            color: white;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        button:hover, .btn:hover {
            background: #005a8c;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,119,182,0.2);
        }
        input, textarea, select {
            padding: 14px;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 16px;
            width: 100%;
        }
        header {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: white;
            padding: 25px 0;
            border-bottom-left-radius: 20px;
            border-bottom-right-radius: 20px;
            margin-bottom: 30px;
            box-shadow: 0 8px 30px rgba(26, 41, 128, 0.15);
        }
        .header-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
        }
        .my-logo {
            font-size: 2.8rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffd166, #ff9e6d);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo a {
            background: none;
            -webkit-text-fill-color: inherit;
        }
        .tagline {
            font-size: 1rem;
            opacity: 0.9;
            margin-top: 5px;
        }
        .nav-desktop {
            display: flex;
            gap: 25px;
            flex-wrap: wrap;
        }
        .nav-desktop a {
            color: white;
            font-weight: 600;
            padding: 10px 15px;
            border-radius: 6px;
        }
        .nav-desktop a:hover {
            background: rgba(255,255,255,0.15);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            color: white;
            padding: 10px;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: white;
            border-radius: 10px;
            margin-top: 20px;
            padding: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: #333;
            padding: 15px;
            border-bottom: 1px solid #eee;
        }
        .nav-mobile a:last-child {
            border: none;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-bottom: 50px;
        }
        article {
            background: white;
            padding: 35px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 30px;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a2980;
            margin-bottom: 25px;
            line-height: 1.2;
            border-bottom: 4px solid #26d0ce;
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2rem;
            color: #2d3748;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e2e8f0;
        }
        h3 {
            font-size: 1.5rem;
            color: #4a5568;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.2rem;
            color: #718096;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 18px;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: #555;
            background: #f0f9ff;
            padding: 20px;
            border-left: 5px solid #0077b6;
            border-radius: 8px;
            margin-bottom: 30px;
        }
        .highlight {
            background: #fff9db;
            padding: 3px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .info-box {
            background: #e8f4fc;
            border-left: 5px solid #1a73e8;
            padding: 20px;
            margin: 25px 0;
            border-radius: 8px;
        }
        .table-container {
            overflow-x: auto;
            margin: 25px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            min-width: 600px;
        }
        th, td {
            padding: 15px;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        th {
            background: #f1f8ff;
            font-weight: 700;
        }
        tr:hover {
            background: #f9f9f9;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.9rem;
        }
        .rating-stars {
            color: #ffc107;
            font-size: 1.5rem;
            margin: 10px 0;
        }
        .share-buttons {
            display: flex;
            gap: 15px;
            flex-wrap: wrap;
            margin: 30px 0;
        }
        .share-btn {
            padding: 12px 20px;
            border-radius: 8px;
            color: white;
            font-weight: 600;
            flex: 1;
            min-width: 120px;
            justify-content: center;
        }
        .fb { background: #3b5998; }
        .twitter { background: #1da1f2; }
        .whatsapp { background: #25d366; }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: #1a2980;
            color: white;
            font-size: 1.5rem;
            z-index: 1000;
            box-shadow: 0 4px 15px rgba(26,41,128,0.3);
        }
        .update-badge {
            background: #ff6b6b;
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            display: inline-block;
            margin-left: 15px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .form-row .form-group {
            flex: 1;
            min-width: 200px;
        }
        footer {
            background: #2d3748;
            color: #cbd5e0;
            padding: 40px 20px;
            border-top-left-radius: 20px;
            border-top-right-radius: 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-links a {
            color: #90cdf4;
            display: block;
            margin-bottom: 12px;
        }
        friend-link {
            display: block;
            margin-bottom: 12px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            .main-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            body {
                padding: 0 15px;
            }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 30px;
                right: 20px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            article, aside {
                padding: 25px 20px;
            }
            .form-row {
                flex-direction: column;
                gap: 0;
            }
            .back-to-top {
                bottom: 20px;
                right: 20px;
                width: 50px;
                height: 50px;
            }
        }
        @media (max-width: 480px) {
            .share-buttons {
                flex-direction: column;
            }
            .share-btn {
                min-width: 100%;
            }
        }