* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-color: #FF6B00;
            --primary-dark: #CC5500;
            --secondary-color: #1A237E;
            --accent-color: #00C853;
            --dark-bg: #121212;
            --light-bg: #F5F5F5;
            --text-dark: #333;
            --text-light: #EEE;
            --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light-bg);
            color: var(--text-dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark-bg) 0%, var(--secondary-color) 100%);
            color: var(--text-light);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--primary-color);
            text-decoration: none;
            background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            font-size: 2.2rem;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 0;
            position: relative;
            transition: var(--transition);
        }
        .nav-links a:hover {
            color: var(--primary-color);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: width 0.3s ease;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .search-box {
            display: flex;
            margin-left: 2rem;
        }
        .search-box input {
            padding: 0.6rem 1rem;
            border: none;
            border-radius: 50px 0 0 50px;
            outline: none;
            width: 220px;
            font-size: 0.9rem;
        }
        .search-box button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0.6rem 1.5rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: var(--primary-dark);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: var(--text-light);
            border-radius: 2px;
            transition: var(--transition);
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #f0f0f0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--secondary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 0.5rem;
            color: #888;
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .article-content {
            background-color: white;
            border-radius: 16px;
            padding: 2.5rem;
            box-shadow: var(--card-shadow);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark-bg);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid var(--primary-color);
            padding-left: 1rem;
        }
        h2 {
            font-size: 1.8rem;
            color: var(--secondary-color);
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eaeaea;
        }
        h3 {
            font-size: 1.4rem;
            color: var(--primary-dark);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.1rem;
            color: #555;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .intro {
            font-size: 1.2rem;
            color: #444;
            background: linear-gradient(to right, #f9f9f9, #fff);
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid var(--accent-color);
            margin-bottom: 2rem;
        }
        .featured-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 12px;
            margin: 1.5rem 0;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
            transition: transform 0.5s ease;
        }
        .featured-image:hover {
            transform: scale(1.01);
        }
        .highlight-box {
            background: linear-gradient(135deg, #fdfcfb 0%, #e2d1c3 100%);
            border-left: 5px solid var(--primary-color);
            padding: 1.5rem;
            border-radius: 0 10px 10px 0;
            margin: 2rem 0;
        }
        .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: 12px;
            box-shadow: var(--card-shadow);
            text-align: center;
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        .stat-card h4 {
            color: var(--secondary-color);
            margin: 0.5rem 0;
        }
        .stat-card p {
            font-size: 0.95rem;
            color: #666;
        }
        .link-list {
            background-color: #f8f9fa;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 0.8rem;
        }
        .link-list a {
            color: var(--secondary-color);
            text-decoration: none;
            padding: 0.5rem 1rem;
            display: flex;
            align-items: center;
            gap: 8px;
            border-radius: 6px;
            transition: var(--transition);
        }
        .link-list a:hover {
            background-color: white;
            color: var(--primary-color);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
        }
        .cta-button {
            display: inline-block;
            background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
            color: white;
            padding: 1rem 2rem;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.1rem;
            margin: 1.5rem 0;
            transition: var(--transition);
            box-shadow: 0 6px 15px rgba(255, 107, 0, 0.3);
            text-align: center;
        }
        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(255, 107, 0, 0.4);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: 12px;
            padding: 1.8rem;
            box-shadow: var(--card-shadow);
        }
        .sidebar-widget h3 {
            color: var(--secondary-color);
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 0.5rem 0;
        }
        .rating-stars .active {
            color: #FFC107;
        }
        input, textarea, select {
            padding: 0.9rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.1);
        }
        button[type="submit"] {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 1rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        button[type="submit"]:hover {
            background-color: var(--primary-color);
        }
        footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        friend-link {
            display: block;
            margin-top: 1rem;
        }
        friend-link a {
            color: #aaa;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0.5rem 0;
            transition: var(--transition);
        }
        friend-link a:hover {
            color: white;
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: var(--dark-bg);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem 2rem;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
            }
            .nav-links.active {
                display: flex;
            }
            .search-box {
                margin-left: 0;
                margin-top: 1rem;
                width: 100%;
                order: 3;
            }
            .search-box input {
                width: 100%;
            }
            .hamburger {
                display: flex;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(6px, 6px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(6px, -6px);
            }
        }
        @media (max-width: 480px) {
            .article-content {
                padding: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
        }
        .text-bold {
            font-weight: 800;
            color: var(--primary-dark);
        }
        .text-highlight {
            background-color: #FFF9C4;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .step {
            display: flex;
            align-items: flex-start;
            gap: 1.5rem;
            margin: 2rem 0;
            padding: 1.5rem;
            background-color: #f9f9ff;
            border-radius: 12px;
            border-left: 5px solid var(--accent-color);
        }
        .step-number {
            background-color: var(--accent-color);
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            flex-shrink: 0;
        }