* {
            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-color: #f8f9fa;
            font-size: 18px;
        }
        a {
            text-decoration: none;
            color: #e74c3c;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #c0392b;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #2c3e50, #34495e);
            color: white;
            padding: 15px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: #f1c40f;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a:hover {
            color: #f39c12;
            transform: scale(1.02);
        }
        .logo i {
            font-size: 2.5rem;
        }
        .nav-desktop {
            display: flex;
            gap: 25px;
        }
        .nav-desktop a {
            color: #ecf0f1;
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 5px;
            font-size: 1.1rem;
        }
        .nav-desktop a:hover {
            background-color: rgba(236, 240, 241, 0.1);
            color: #f1c40f;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #f1c40f;
        }
        #nav-toggle {
            display: none;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #2c3e50;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        #nav-toggle:checked ~ .nav-mobile {
            display: flex;
        }
        .nav-mobile a {
            color: #ecf0f1;
            padding: 12px 20px;
            border-bottom: 1px solid #34495e;
            font-size: 1.1rem;
        }
        .nav-mobile a:hover {
            background-color: #34495e;
            color: #f1c40f;
        }
        .breadcrumb {
            background-color: #ecf0f1;
            padding: 10px 20px;
            margin-top: 5px;
            border-radius: 5px;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #7f8c8d;
        }
        .breadcrumb a:hover {
            color: #e74c3c;
        }
        main {
            padding: 30px 0;
            background-color: white;
            border-radius: 10px;
            margin: 20px auto;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 3px dashed #f1c40f;
        }
        h1 {
            font-size: 2.8rem;
            color: #2c3e50;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            color: #7f8c8d;
            font-size: 1rem;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .content-section {
            margin-bottom: 40px;
            padding: 0 25px;
        }
        h2 {
            font-size: 2.2rem;
            color: #e74c3c;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #f1c40f;
        }
        h3 {
            font-size: 1.8rem;
            color: #3498db;
            margin: 25px 0 15px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .highlight {
            background-color: #fffde7;
            padding: 20px;
            border-left: 5px solid #f1c40f;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .bold {
            font-weight: 800;
            color: #2c3e50;
        }
        .emoji {
            font-size: 1.3rem;
            margin-right: 8px;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 25px auto;
            display: block;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.4s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .functional-forms {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 40px 25px;
            padding: 30px;
            background: linear-gradient(135deg, #f8f9fa, #ecf0f1);
            border-radius: 12px;
            border: 2px solid #dfe6e9;
        }
        .form-box {
            background-color: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .form-box h3 {
            color: #2c3e50;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .form-box form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        input, textarea, select {
            padding: 12px 15px;
            border: 1px solid #bdc3c7;
            border-radius: 6px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            border-color: #3498db;
            outline: none;
            box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
        }
        button {
            background: linear-gradient(to right, #e74c3c, #c0392b);
            color: white;
            border: none;
            padding: 14px 20px;
            border-radius: 6px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        button:hover {
            background: linear-gradient(to right, #c0392b, #a93226);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(231, 76, 60, 0.3);
        }
        .rating {
            display: flex;
            gap: 5px;
            margin: 10px 0;
            direction: ltr;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating label:hover,
        .rating label:hover ~ label,
        .rating input:checked ~ label {
            color: #f1c40f;
        }
        .footer-links {
            background-color: #2c3e50;
            padding: 40px 20px;
            margin-top: 40px;
        }
        .web-link-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .web-link {
            background-color: #34495e;
            padding: 15px;
            border-radius: 8px;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            background-color: #3d566e;
            transform: translateY(-5px);
        }
        .web-link a {
            color: #ecf0f1;
            font-size: 1.05rem;
            display: block;
        }
        .web-link a:hover {
            color: #f1c40f;
        }
        footer {
            background-color: #1a252f;
            color: #bdc3c7;
            text-align: center;
            padding: 25px 20px;
            font-size: 1rem;
        }
        .copyright {
            margin-top: 15px;
            font-size: 0.9rem;
            color: #7f8c8d;
        }
        @media (max-width: 992px) {
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
            .logo a {
                font-size: 1.8rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            p {
                font-size: 1rem;
            }
            .functional-forms {
                grid-template-columns: 1fr;
                margin: 30px 15px;
                padding: 20px;
            }
            .content-section {
                padding: 0 15px;
            }
        }
        @media (max-width: 480px) {
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
            .web-link-container {
                grid-template-columns: 1fr;
            }
        }