:root {
            --primary-dark: #1a1a2e;
            --primary-blue: #16213e;
            --accent-teal: #0fceb0;
            --accent-gold: #ffd700;
            --text-light: #e6e6e6;
            --text-gray: #b0b0b0;
            --border-color: #2d4059;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, sans-serif;
        }
        body {
            background-color: var(--primary-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--accent-teal);
            text-decoration: none;
            transition: color 0.3s;
        }
        a:hover {
            color: var(--accent-gold);
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(to right, var(--primary-blue), #0c3468);
            padding: 1.2rem 0;
            border-bottom: 3px solid var(--accent-teal);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.4rem;
            font-weight: 900;
            background: linear-gradient(45deg, var(--accent-teal), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -1px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: var(--text-light);
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        .main-nav a:hover {
            background-color: rgba(15, 206, 176, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--text-light);
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--text-gray);
        }
        .breadcrumb a {
            color: var(--text-gray);
        }
        .breadcrumb a:hover {
            color: var(--accent-teal);
        }
        .breadcrumb i {
            margin: 0 0.5rem;
        }
        .search-section {
            background-color: rgba(255,255,255,0.05);
            border-radius: 10px;
            padding: 2rem;
            margin: 2rem 0;
            text-align: center;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem;
            border: 2px solid var(--border-color);
            border-radius: 8px 0 0 8px;
            background-color: var(--primary-blue);
            color: var(--text-light);
            font-size: 1rem;
        }
        .search-button {
            background-color: var(--accent-teal);
            color: var(--primary-dark);
            border: none;
            padding: 1rem 1.8rem;
            border-radius: 0 8px 8px 0;
            font-weight: bold;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-button:hover {
            background-color: var(--accent-gold);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: rgba(22, 33, 62, 0.7);
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.4);
        }
        .article-meta {
            color: var(--text-gray);
            font-size: 0.9rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px dashed var(--border-color);
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            color: var(--accent-teal);
            text-shadow: 0 2px 5px rgba(0,0,0,0.5);
        }
        h2 {
            font-size: 2.2rem;
            margin: 2.5rem 0 1.2rem;
            color: var(--accent-gold);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border-color);
        }
        h3 {
            font-size: 1.7rem;
            margin: 2rem 0 1rem;
            color: var(--text-light);
        }
        h4 {
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
            color: var(--text-gray);
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(15, 206, 176, 0.1);
            border-left: 4px solid var(--accent-teal);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 2rem auto;
            display: block;
            border: 3px solid var(--border-color);
        }
        .sidebar {
            background-color: rgba(22, 33, 62, 0.7);
            border-radius: 12px;
            padding: 1.8rem;
            align-self: start;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            color: var(--accent-gold);
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-bottom: 0.8rem;
            border-bottom: 1px dotted var(--border-color);
        }
        .comment-form, .rating-form {
            background-color: rgba(255,255,255,0.05);
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.9rem;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            background-color: var(--primary-blue);
            color: var(--text-light);
            font-size: 1rem;
        }
        .submit-button {
            background-color: var(--accent-teal);
            color: var(--primary-dark);
            border: none;
            padding: 1rem 2rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s;
            display: inline-block;
        }
        .submit-button:hover {
            background-color: var(--accent-gold);
            transform: translateY(-3px);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: var(--border-color);
            margin: 1rem 0;
        }
        .star-rating .star {
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: var(--accent-gold);
        }
        .site-footer {
            background-color: var(--primary-blue);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 3px solid var(--accent-teal);
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: var(--accent-teal);
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            padding: 0.8rem;
            background-color: rgba(255,255,255,0.05);
            margin-bottom: 0.8rem;
            border-radius: 6px;
            transition: background-color 0.3s;
        }
        friend-link:hover {
            background-color: rgba(15, 206, 176, 0.2);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid var(--border-color);
            color: var(--text-gray);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--primary-blue);
                padding: 1rem;
                border-top: 1px solid var(--border-color);
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            .main-nav.active ul {
                display: flex;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            .header-container {
                flex-wrap: wrap;
            }
        }