* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Nirmala UI', 'Arial', sans-serif;
            line-height: 1.6;
        }
        :root {
            --primary: #4CAF50;
            --primary-dark: #388E3C;
            --secondary: #FF5722;
            --dark: #1A1A2E;
            --light: #F8F9FA;
            --gray: #6C757D;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --radius: 8px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f5f7fa;
            color: #333;
            max-width: 100%;
            overflow-x: hidden;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, #16213E 100%);
            color: white;
            padding: 1rem 5%;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo span {
            color: var(--primary);
        }
        .logo:hover {
            transform: scale(1.02);
            transition: transform 0.3s;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            transition: all 0.3s;
        }
        nav a:hover, nav a.active {
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--primary);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            padding: 1rem 5%;
            background-color: #e9ecef;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: var(--dark);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 0.5rem;
        }
        .container {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5%;
        }
        main {
            background-color: white;
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        article h1 {
            color: var(--dark);
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--primary);
            padding-bottom: 0.5rem;
        }
        article h2 {
            color: var(--primary-dark);
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            padding-left: 0.5rem;
            border-left: 4px solid var(--secondary);
        }
        article h3 {
            color: var(--dark);
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
        }
        article p {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(76, 175, 80, 0.1);
            border-left: 4px solid var(--primary);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .highlight p {
            margin-bottom: 0;
        }
        .tip-box {
            background-color: #FFF3E0;
            border: 1px solid #FFB74D;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 1.5rem 0;
        }
        .tip-box h4 {
            color: #E65100;
            margin-bottom: 0.5rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feature-img {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
            transition: transform 0.5s;
        }
        .feature-img:hover {
            transform: scale(1.01);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: -0.5rem;
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: white;
            padding: 1.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--dark);
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary);
        }
        .search-form {
            display: flex;
            margin-top: 1rem;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: var(--primary-dark);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            direction: ltr;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #FFC107;
        }
        .rating-form {
            margin-top: 1.5rem;
        }
        .rating-form input,
        .rating-form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
        }
        .rating-form button {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: var(--radius);
            cursor: pointer;
            width: 100%;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .rating-form button:hover {
            background-color: #E64A19;
        }
        #comments {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid #eee;
        }
        .comment-form {
            background-color: #f9f9f9;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin-bottom: 2rem;
        }
        .comment-form h3 {
            margin-bottom: 1rem;
        }
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
        }
        .comment-form button {
            background-color: var(--dark);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s;
        }
        .comment-form button:hover {
            background-color: #2c3e50;
        }
        .comment {
            background-color: white;
            padding: 1.2rem;
            border-radius: var(--radius);
            margin-bottom: 1.2rem;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            border-left: 3px solid var(--primary);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .comment-author {
            font-weight: bold;
            color: var(--dark);
        }
        .web-links {
            background-color: var(--dark);
            padding: 2rem 5%;
            margin-top: 3rem;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        @media (min-width: 992px) {
            .web-links-container {
                grid-template-columns: repeat(5, 1fr);
            }
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.05);
            padding: 0.8rem;
            border-radius: var(--radius);
        }
        .web-link a {
            color: #ddd;
            text-decoration: none;
            font-size: 0.95rem;
            display: block;
            transition: color 0.3s;
        }
        .web-link a:hover {
            color: white;
            text-decoration: underline;
        }
        footer {
            background-color: #111;
            color: #aaa;
            padding: 2rem 5%;
            text-align: center;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
        }
        .copyright {
            margin-top: 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .container {
                grid-template-columns: 1fr;
            }
            nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--dark);
                flex-direction: column;
                padding: 1rem 0;
                box-shadow: var(--shadow);
            }
            nav ul.active {
                display: flex;
            }
            nav li {
                width: 100%;
            }
            nav a {
                display: block;
                padding: 1rem 5%;
                border-radius: 0;
            }
            .hamburger {
                display: block;
            }
            article h1 {
                font-size: 2rem;
            }
            article h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 768px) {
            main, .sidebar-widget {
                padding: 1.5rem;
            }
            .web-links-container {
                grid-template-columns: 1fr;
            }
        }
        @media print {
            header, nav, aside, .web-links, .comment-form, .search-form, .rating-form {
                display: none;
            }
            body {
                background-color: white;
                color: black;
            }
            .container {
                grid-template-columns: 1fr;
                max-width: 100%;
            }
            main {
                box-shadow: none;
                padding: 0;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        main, .sidebar-widget {
            animation: fadeIn 0.8s ease-out;
        }
        .text-center {
            text-align: center;
        }
        .mt-2 { margin-top: 2rem; }
        .mb-2 { margin-bottom: 2rem; }
        .py-2 { padding-top: 2rem; padding-bottom: 2rem; }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .keyword {
            background-color: #E8F5E9;
            color: var(--primary-dark);
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1rem;
            margin: 2rem 0;
        }
        .stat-box {
            background-color: #F0F7FF;
            border: 1px solid #BBDEFB;
            padding: 1.2rem;
            border-radius: var(--radius);
            text-align: center;
        }
        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--gray);
        }