* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-blue: #1a6fef;
            --secondary-blue: #2b8df5;
            --accent-orange: #ff8c00;
            --dark-bg: #0a1a2f;
            --light-bg: #f0f8ff;
            --text-dark: #222;
            --text-light: #f9f9f9;
            --card-shadow: 0 6px 15px rgba(0, 50, 100, 0.1);
            --border-radius: 12px;
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-dark);
            background-color: var(--light-bg);
            background-image: linear-gradient(to bottom, #e6f2ff, #ffffff);
            max-width: 1400px;
            margin: 0 auto;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-orange);
        }
        .container {
            width: 95%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-bg) 0%, #0d2b4e 100%);
            color: var(--text-light);
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--primary-blue), var(--accent-orange));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1.5px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: var(--text-light);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: var(--accent-orange);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #e9eff5;
            border-bottom: 1px solid #d1dce9;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin: 0 10px;
            color: #666;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: var(--primary-blue);
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--card-shadow);
        }
        aside {
            background: white;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--card-shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark-bg);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid var(--accent-orange);
            padding-left: 1rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary-blue);
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #e0e0e0;
        }
        h3 {
            font-size: 1.5rem;
            color: #333;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #555;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        strong {
            color: var(--dark-bg);
            font-weight: 700;
        }
        .intro-emoji {
            font-size: 1.8rem;
            margin-right: 10px;
            vertical-align: middle;
        }
        .featured-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border: 5px solid #f0f8ff;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        }
        .search-box, .comment-form, .rating-form {
            background: #f8fbff;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            border: 1px solid #d1e3ff;
        }
        .search-box h3, .comment-form h3, .rating-form h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #444;
        }
        input[type="text"],
        input[type="email"],
        textarea,
        select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #b8d4ff;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus,
        textarea:focus,
        select:focus {
            outline: none;
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(26, 111, 239, 0.2);
        }
        textarea {
            min-height: 150px;
            resize: vertical;
        }
        button, .btn {
            background: linear-gradient(to right, var(--primary-blue), var(--secondary-blue));
            color: white;
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-block;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #1559cf, #1a6fef);
            transform: translateY(-2px);
            box-shadow: 0 5px 12px rgba(26, 111, 239, 0.3);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .last-updated {
            font-style: italic;
            color: #777;
            text-align: right;
            border-top: 1px solid #eee;
            padding-top: 1rem;
            margin-top: 3rem;
        }
        .content-link {
            background-color: #f0f8ff;
            padding: 2px 6px;
            border-radius: 4px;
            border-left: 3px solid var(--primary-blue);
            font-weight: 600;
        }
        .content-link:hover {
            background-color: #e1f0ff;
        }
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
            width: 100%;
            text-align: center;
        }
        friend-link a {
            color: #a3d0ff;
            font-size: 1.1rem;
            margin: 0 1rem;
        }
        friend-link a:hover {
            color: white;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2a4365;
            width: 100%;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
                order: 1;
            }
            .my-logo {
                font-size: 1.8rem;
                order: 0;
            }
            .main-nav {
                width: 100%;
                order: 2;
                margin-top: 1rem;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0.5rem;
            }
            .main-nav a {
                display: block;
                padding: 0.8rem;
                text-align: center;
            }
            article, aside {
                padding: 1.5rem;
            }
        }