* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #FF6B35;
            --secondary-color: #2EC4B6;
            --accent-color: #FFD166;
            --dark-color: #1A1A2E;
            --light-color: #F8F9FA;
            --text-color: #333;
            --text-light: #666;
            --border-color: #E0E0E0;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #fff;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-color) 0%, #16213E 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .logo a:hover {
            color: white;
            transform: scale(1.02);
        }
        .logo i {
            font-size: 2.2rem;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .nav-desktop a:hover {
            background-color: rgba(255,255,255,0.1);
            color: var(--accent-color);
        }
        .nav-desktop a.active {
            background-color: var(--primary-color);
            color: white;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--dark-color);
            padding: 1rem;
            transform: translateY(-100%);
            opacity: 0;
            transition: var(--transition);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            z-index: 999;
        }
        .nav-mobile.active {
            transform: translateY(0);
            opacity: 1;
        }
        .nav-mobile a {
            display: block;
            color: white;
            text-decoration: none;
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
        }
        .nav-mobile a:hover {
            background-color: rgba(255,255,255,0.05);
            color: var(--accent-color);
            padding-left: 1.5rem;
        }
        .breadcrumb {
            background-color: var(--light-color);
            padding: 1rem 0;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: var(--text-light);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb i {
            font-size: 0.8rem;
            color: #999;
        }
        .search-container {
            background: linear-gradient(rgba(255,107,53,0.05), rgba(46,196,182,0.05));
            padding: 2rem 0;
            border-bottom: 1px solid var(--border-color);
        }
        .search-box {
            max-width: 600px;
            margin: 0 auto;
            position: relative;
        }
        .search-box input {
            width: 100%;
            padding: 1rem 1.5rem;
            border: 2px solid var(--secondary-color);
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-box input:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(255,107,53,0.2);
        }
        .search-box button {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 50%;
            width: 45px;
            height: 45px;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #e55a2b;
            transform: translateY(-50%) scale(1.05);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 3rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: white;
            border-radius: 10px;
            padding: 2.5rem;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 2.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 2px solid var(--border-color);
        }
        .article-title {
            font-size: 2.5rem;
            color: var(--dark-color);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        @media (max-width: 768px) {
            .article-title {
                font-size: 2rem;
            }
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .featured-image {
            margin: 2rem 0;
            text-align: center;
        }
        .featured-image img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
            transition: var(--transition);
        }
        .featured-image img:hover {
            transform: scale(1.005);
            box-shadow: 0 12px 30px rgba(0,0,0,0.15);
        }
        .image-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .content-section {
            margin-bottom: 3rem;
        }
        .section-title {
            font-size: 1.8rem;
            color: var(--dark-color);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent-color);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-title i {
            color: var(--primary-color);
        }
        .section-subtitle {
            font-size: 1.4rem;
            color: var(--dark-color);
            margin: 2rem 0 1rem;
            padding-left: 1rem;
            border-left: 4px solid var(--secondary-color);
        }
        .content-section p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(255,214,102,0.2);
            padding: 1.5rem;
            border-left: 4px solid var(--accent-color);
            border-radius: 0 5px 5px 0;
            margin: 1.5rem 0;
        }
        .tip-box {
            background-color: rgba(46,196,182,0.08);
            border: 1px solid var(--secondary-color);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
        }
        .tip-title {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--secondary-color);
            margin-bottom: 0.8rem;
            font-weight: 600;
        }
        .download-steps {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .step {
            background-color: white;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
        }
        .step:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            border-color: var(--primary-color);
        }
        .step-number {
            display: inline-block;
            width: 40px;
            height: 40px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            line-height: 40px;
            font-weight: bold;
            margin-bottom: 1rem;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            height: fit-content;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: 10px;
            padding: 1.5rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.3rem;
            color: var(--dark-color);
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--border-color);
        }
        .quick-links ul {
            list-style: none;
        }
        .quick-links li {
            margin-bottom: 0.8rem;
        }
        .quick-links a {
            color: var(--text-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0.5rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .quick-links a:hover {
            background-color: rgba(255,107,53,0.08);
            color: var(--primary-color);
            padding-left: 1rem;
        }
        .quick-links i {
            color: var(--secondary-color);
        }
        .rating-container {
            text-align: center;
        }
        .rating-title {
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }
        .rating-stars {
            display: flex;
            justify-content: center;
            gap: 0.3rem;
            margin-bottom: 1.5rem;
            direction: ltr;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #ffc107;
        }
        .rating-stars input:checked ~ label {
            color: #ffc107;
        }
        .rating-form button {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            width: 100%;
        }
        .rating-form button:hover {
            background-color: #25a99a;
            transform: scale(1.03);
        }
        .comments-container {
            background-color: white;
            border-radius: 10px;
            padding: 2.5rem;
            margin: 3rem 0;
            box-shadow: var(--shadow);
        }
        .comments-title {
            font-size: 1.8rem;
            color: var(--dark-color);
            margin-bottom: 2rem;
        }
        .comment-form {
            margin-bottom: 3rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(255,107,53,0.1);
            outline: none;
        }
        .submit-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background-color: #e55a2b;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255,107,53,0.3);
        }
        .footer-links {
            background-color: #f8f9fa;
            padding: 3rem 0;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: white;
            padding: 1.2rem;
            border-radius: 6px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            background-color: rgba(255,107,53,0.03);
        }
        .web-link a {
            color: var(--text-color);
            text-decoration: none;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .web-link a:hover {
            color: var(--primary-color);
        }
        .web-link i {
            color: var(--secondary-color);
        }
        .site-footer {
            background-color: var(--dark-color);
            color: white;
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-title {
            font-size: 1.3rem;
            color: var(--accent-color);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .footer-links-list {
            list-style: none;
        }
        .footer-links-list li {
            margin-bottom: 0.8rem;
        }
        .footer-links-list a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links-list a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .emoji {
            font-size: 1.2em;
        }
        .text-bold {
            font-weight: 700;
            color: var(--dark-color);
        }
        .text-primary {
            color: var(--primary-color);
        }
        .text-secondary {
            color: var(--secondary-color);
        }
        .btn {
            display: inline-block;
            background-color: var(--primary-color);
            color: white;
            padding: 0.8rem 1.8rem;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            background-color: #e55a2b;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255,107,53,0.3);
        }
        .btn-secondary {
            background-color: var(--secondary-color);
        }
        .btn-secondary:hover {
            background-color: #25a99a;
        }
        .divider {
            height: 1px;
            background-color: var(--border-color);
            margin: 2rem 0;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
            .article-content {
                padding: 1.5rem;
            }
            .comments-container {
                padding: 1.5rem;
            }
            .download-steps {
                grid-template-columns: 1fr;
            }
            .footer-content {
                flex-direction: column;
            }
        }