* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #FF6B35;
            --secondary-color: #2A9D8F;
            --dark-color: #264653;
            --light-color: #F4F1DE;
            --accent-color: #E9C46A;
            --text-color: #333;
            --light-text: #666;
            --border-color: #ddd;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
            --max-width: 1200px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(90deg, var(--dark-color), #1a3557);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            color: var(--accent-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo span {
            color: var(--primary-color);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .logo i {
            font-size: 2.5rem;
            animation: bounce 2s infinite;
        }
        @keyframes bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }
        .desktop-nav {
            display: flex;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: var(--transition);
        }
        .desktop-nav a:hover {
            background-color: var(--primary-color);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--dark-color);
            flex-direction: column;
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            text-decoration: none;
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background-color: var(--primary-color);
            padding-left: 1.5rem;
        }
        .breadcrumb {
            background-color: var(--light-color);
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb-links {
            display: flex;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb-links a {
            color: var(--secondary-color);
            text-decoration: none;
        }
        .breadcrumb-links a:hover {
            text-decoration: underline;
        }
        .breadcrumb-links span {
            color: var(--light-text);
        }
        .search-container {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 1rem;
            border: 2px solid var(--border-color);
            border-radius: 5px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--primary-color);
            outline: none;
        }
        .search-btn {
            background: linear-gradient(45deg, var(--primary-color), #ff8c42);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 6px 20px rgba(255,107,53,0.4);
        }
        main {
            padding: 2rem 0;
        }
        .article-content {
            background: white;
            padding: 3rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin-bottom: 3rem;
        }
        h1 {
            color: var(--dark-color);
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 5px solid var(--primary-color);
            padding-left: 1rem;
        }
        h2 {
            color: var(--secondary-color);
            font-size: 2rem;
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent-color);
        }
        h3 {
            color: var(--dark-color);
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            line-height: 1.8;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, var(--accent-color) 0%, var(--accent-color) 100%);
            background-repeat: no-repeat;
            background-size: 100% 40%;
            background-position: 0 90%;
        }
        .featured-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 2rem auto;
            display: block;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: scale(1.02);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--light-text);
            margin-top: 0.5rem;
            margin-bottom: 2rem;
        }
        .info-box {
            background: linear-gradient(135deg, #e3f2fd, #bbdefb);
            border-left: 5px solid var(--secondary-color);
            padding: 2rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .tip-box {
            background: #fff8e1;
            border: 2px dashed var(--accent-color);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 10px;
            position: relative;
        }
        .tip-box:before {
            content: "💡 PRO TIP";
            position: absolute;
            top: -12px;
            left: 20px;
            background: var(--accent-color);
            color: var(--dark-color);
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: bold;
            font-size: 0.9rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 4px solid var(--primary-color);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: bold;
            color: var(--primary-color);
            display: block;
        }
        .stat-label {
            color: var(--light-text);
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .download-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(45deg, var(--secondary-color), #34c9b0);
            color: white;
            padding: 1rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            margin: 1rem 0;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(42,157,143,0.3);
        }
        .download-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(42,157,143,0.5);
        }
        .platform-icons {
            display: flex;
            gap: 1rem;
            margin: 2rem 0;
            flex-wrap: wrap;
        }
        .platform-icon {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 1rem;
            background: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
        }
        .platform-icon:hover {
            transform: scale(1.05);
            border-color: var(--primary-color);
        }
        .rating-section, .comment-section {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #ffc107;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark-color);
        }
        .form-input {
            width: 100%;
            padding: 1rem;
            border: 2px solid var(--border-color);
            border-radius: 5px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus {
            border-color: var(--primary-color);
            outline: none;
        }
        textarea.form-input {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: linear-gradient(45deg, var(--primary-color), #ff8c42);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .submit-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 6px 20px rgba(255,107,53,0.4);
        }
        .web-links-section {
            background: var(--dark-color);
            padding: 3rem 0;
            margin-top: 3rem;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: rgba(255,255,255,0.1);
            padding: 1rem;
            border-radius: 5px;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255,255,255,0.2);
            transform: translateX(5px);
        }
        .web-link a {
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link i {
            color: var(--accent-color);
        }
        footer {
            background: #1a3557;
            color: white;
            padding: 3rem 0;
            text-align: center;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }
        .social-links {
            display: flex;
            gap: 1.5rem;
            margin: 1rem 0;
        }
        .social-link {
            color: white;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .social-link:hover {
            color: var(--accent-color);
            transform: translateY(-3px);
        }
        .copyright {
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            margin-top: 2rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            width: 100%;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .header-content {
                flex-wrap: wrap;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .platform-icons {
                flex-direction: column;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .web-links-container {
                grid-template-columns: 1fr;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .container {
                padding: 0 30px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .web-links-container {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media print {
            header, .search-container, .web-links-section, footer, .rating-section, .comment-section {
                display: none;
            }
            body {
                background: white;
                color: black;
            }
            .article-content {
                box-shadow: none;
                padding: 0;
            }
        }