* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a0e17;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #a5d8ff;
            transform: translateY(-1px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        ul, ol {
            padding-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2332 0%, #0c1424 100%);
            padding: 1.2rem 0;
            border-bottom: 3px solid #3a5bc7;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff6b6b, #4dabf7);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e0e0e0;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #c0c0c0;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 5px;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(77, 171, 247, 0.15);
            color: #4dabf7;
        }
        .breadcrumb {
            background-color: #151d2e;
            padding: 1rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            padding-left: 0;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: #6c757d;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: linear-gradient(145deg, #1b2433, #151d2c);
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            border: 1px solid #2a3549;
        }
        h1 {
            font-size: 2.8rem;
            color: #ffd43b;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        h2 {
            font-size: 2rem;
            color: #74c0fc;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #3a5bc7;
        }
        h3 {
            font-size: 1.6rem;
            color: #a5d8ff;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #b8d4ff;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #b8d4ff;
            font-weight: 300;
            margin-bottom: 2rem;
            padding: 1rem;
            background-color: rgba(58, 91, 199, 0.1);
            border-left: 4px solid #3a5bc7;
            border-radius: 0 8px 8px 0;
        }
        .highlight-box {
            background-color: rgba(255, 215, 0, 0.08);
            border-left: 5px solid #ffd43b;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .featured-image {
            margin: 2.5rem auto;
            max-width: 800px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 3px solid #3a5bc7;
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: #94a3b8;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .keyword {
            font-weight: 700;
            color: #ffd43b;
        }
        .last-updated {
            text-align: right;
            font-size: 0.9rem;
            color: #94a3b8;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px dashed #4a5568;
        }
        .sidebar {
            background: #151d2e;
            border-radius: 12px;
            padding: 1.8rem;
            border: 1px solid #2a3549;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: #74c0fc;
            margin-top: 0;
            font-size: 1.5rem;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .search-form {
            display: flex;
            margin-top: 0.8rem;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #3a5bc7;
            background-color: #1e2738;
            color: #e0e0e0;
            border-radius: 6px 0 0 6px;
            outline: none;
        }
        .search-btn {
            background-color: #3a5bc7;
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-btn:hover {
            background-color: #2d4bb0;
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        label {
            margin-bottom: 0.5rem;
            color: #b8d4ff;
            font-weight: 600;
        }
        textarea, input[type="text"], input[type="email"], select {
            padding: 0.8rem;
            background-color: #1e2738;
            border: 1px solid #4a5568;
            color: #e0e0e0;
            border-radius: 6px;
            outline: none;
            transition: border 0.3s;
        }
        textarea:focus, input:focus, select:focus {
            border-color: #3a5bc7;
        }
        textarea {
            min-height: 120px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 5px;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #4a5568;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ffd43b;
        }
        .submit-btn {
            background: linear-gradient(90deg, #3a5bc7, #5c7cfa);
            color: white;
            border: none;
            padding: 1rem 1.5rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 0.5rem;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #2d4bb0, #4d6fe0);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(58, 91, 199, 0.4);
        }
        .related-links {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding: 0.8rem;
            background-color: rgba(58, 91, 199, 0.1);
            border-radius: 6px;
            transition: background-color 0.3s;
        }
        .related-links li:hover {
            background-color: rgba(58, 91, 199, 0.2);
        }
        .related-links a {
            display: block;
            color: #b8d4ff;
        }
        .site-footer {
            background: #0c1424;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 3px solid #3a5bc7;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #74c0fc;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            padding: 0.5rem 0;
            color: #a5d8ff;
            border-bottom: 1px dashed #4a5568;
        }
        friend-link:last-child {
            border-bottom: none;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2a3549;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: #1a2332;
                padding: 1rem;
                transform: translateY(-150%);
                transition: transform 0.4s ease;
                z-index: 999;
                box-shadow: 0 5px 15px rgba(0,0,0,0.3);
                border-top: 1px solid #3a5bc7;
            }
            .main-nav.active {
                transform: translateY(0);
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0.5rem;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
                border-radius: 5px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .sidebar {
                position: static;
            }
        }