:root {
            --primary: #FF6B00; 
            --primary-dark: #E05A00;
            --secondary: #1A237E; 
            --dark: #121212;
            --light: #F5F5F5;
            --gray: #2D2D2D;
            --text: #E0E0E0;
            --text-muted: #AAAAAA;
            --success: #4CAF50;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(255, 107, 0, 0.15);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--dark);
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #ff8c42;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--border-radius);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(to right, var(--dark), var(--gray));
            padding: 1rem 0;
            border-bottom: 2px solid var(--primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary), #FFA726);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: var(--light);
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: var(--border-radius);
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: var(--primary);
            color: white;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: var(--light);
            cursor: pointer;
        }
        .breadcrumb {
            background-color: rgba(255, 107, 0, 0.05);
            padding: 0.8rem 0;
            margin-bottom: 2rem;
            border-radius: 0 0 var(--border-radius) var(--border-radius);
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 0.5rem;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .hero {
            text-align: center;
            padding: 3rem 1rem;
            background: linear-gradient(rgba(18, 18, 18, 0.9), rgba(45, 45, 45, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            border-radius: var(--border-radius);
            margin-bottom: 3rem;
            border: 1px solid var(--primary);
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            color: white;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 1.5rem;
            color: var(--text);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .article-content {
            background-color: var(--gray);
            padding: 2.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .widget {
            background-color: var(--gray);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary);
        }
        .widget h3 {
            margin-bottom: 1rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        h1, h2, h3, h4 {
            color: white;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid var(--primary);
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary);
            padding-left: 0.5rem;
            border-left: 4px solid var(--secondary);
        }
        h3 {
            font-size: 1.6rem;
            color: #FFA726;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--text);
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.1rem;
            background-color: rgba(255, 107, 0, 0.08);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            border-left: 5px solid var(--primary);
            margin-bottom: 2.5rem;
        }
        .highlight {
            background-color: rgba(255, 167, 38, 0.1);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border: 1px dashed var(--primary);
        }
        .highlight strong {
            color: var(--primary);
        }
        em {
            color: var(--text-muted);
            font-style: italic;
        }
        strong {
            color: #FFA726;
        }
        ul, ol {
            margin-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .link-list {
            list-style: none;
            margin-left: 0;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin-top: 2rem;
        }
        .link-list li a {
            display: block;
            padding: 1rem;
            background-color: rgba(26, 35, 126, 0.2);
            border-radius: var(--border-radius);
            border: 1px solid transparent;
        }
        .link-list li a:hover {
            background-color: rgba(255, 107, 0, 0.15);
            border-color: var(--primary);
            transform: translateY(-3px);
        }
        .article-img {
            margin: 2.5rem auto;
            max-width: 800px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
            overflow: hidden;
        }
        .article-img img {
            transition: transform 0.5s ease;
        }
        .article-img:hover img {
            transform: scale(1.03);
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: var(--text-muted);
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        input, textarea, select {
            padding: 0.8rem 1rem;
            border-radius: var(--border-radius);
            border: 1px solid #555;
            background-color: #1E1E1E;
            color: var(--text);
            font-family: inherit;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(255, 107, 0, 0.2);
        }
        button, .btn {
            background: linear-gradient(to right, var(--primary), var(--primary-dark));
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, var(--primary-dark), #c94d00);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(255, 107, 0, 0.3);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #555;
            cursor: pointer;
            margin: 0.5rem 0;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: #FFD700;
        }
        .site-footer {
            background: linear-gradient(to right, var(--gray), var(--dark));
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 2px solid var(--primary);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        friend-link {
            display: block;
            padding: 0.8rem 1rem;
            background-color: rgba(255,255,255,0.03);
            margin-bottom: 0.5rem;
            border-radius: 5px;
            transition: var(--transition);
        }
        friend-link:hover {
            background-color: rgba(255, 107, 0, 0.1);
            padding-left: 1.5rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .update-time {
            color: var(--success);
            font-weight: bold;
            background-color: rgba(76, 175, 80, 0.1);
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.4rem;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                position: fixed;
                top: 70px;
                left: -100%;
                flex-direction: column;
                background-color: var(--dark);
                width: 100%;
                text-align: center;
                padding: 2rem 0;
                gap: 1.5rem;
                transition: 0.3s;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
                z-index: 999;
                border-top: 1px solid var(--gray);
            }
            .main-nav.active ul {
                left: 0;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .article-content {
                padding: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .hero {
                padding: 2rem 1rem;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.3rem;
            }
        }