* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #4a6ee0;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff6b6b;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a237e, #4a6ee0);
            color: white;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: #ffeb3b;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            letter-spacing: 1px;
        }
        .my-logo span {
            color: #ffffff;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        .nav-desktop a {
            color: white;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .nav-desktop a:hover {
            border-bottom-color: #ffeb3b;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #1a237e;
            padding: 20px;
            border-top: 1px solid #4a6ee0;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-size: 1.1rem;
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 12px 0;
            font-size: 0.95rem;
            color: #555;
        }
        .breadcrumb a {
            color: #4a6ee0;
        }
        .breadcrumb .separator {
            margin: 0 8px;
            color: #999;
        }
        main {
            flex: 1;
            padding: 40px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 50px;
            padding-bottom: 30px;
            border-bottom: 3px solid #e0e0e0;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 25px;
            color: #666;
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        .meta-item i {
            margin-right: 6px;
            color: #4a6ee0;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        h2 {
            font-size: 2rem;
            color: #283593;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed #c5cae9;
        }
        h3 {
            font-size: 1.6rem;
            color: #3949ab;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.3rem;
            color: #5c6bc0;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 22px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 25px;
            border-left: 5px solid #ffeb3b;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight strong {
            color: #1a237e;
            font-size: 1.2rem;
        }
        .img-container {
            margin: 35px 0;
            text-align: center;
        }
        .img-container img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            max-height: 500px;
            object-fit: cover;
            width: 100%;
        }
        .img-caption {
            font-style: italic;
            color: #666;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        ul, ol {
            margin-bottom: 22px;
            padding-left: 30px;
        }
        li {
            margin-bottom: 10px;
        }
        blockquote {
            font-style: italic;
            color: #555;
            border-left: 4px solid #4a6ee0;
            padding-left: 25px;
            margin: 30px 0;
            background-color: #f5f7ff;
            padding: 20px 25px;
            border-radius: 0 8px 8px 0;
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-section {
            margin-bottom: 35px;
        }
        .sidebar-section h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: #1a237e;
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        .search-box {
            display: flex;
            margin-bottom: 25px;
        }
        .search-box input {
            flex: 1;
            padding: 14px;
            border: 2px solid #c5cae9;
            border-right: none;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: #4a6ee0;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background-color: #1a237e;
        }
        .rating-widget {
            text-align: center;
            padding: 20px;
            background: #f9f9ff;
            border-radius: 10px;
        }
        .stars {
            font-size: 1.8rem;
            color: #ffc107;
            margin: 15px 0;
            cursor: pointer;
        }
        .stars i {
            margin: 0 3px;
            transition: transform 0.2s;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .rating-widget button {
            background-color: #28a745;
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            margin-top: 15px;
            transition: background 0.3s;
        }
        .rating-widget button:hover {
            background-color: #218838;
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-left: 0;
        }
        .related-links a {
            display: block;
            padding: 12px 15px;
            background-color: #f1f5ff;
            border-radius: 6px;
            transition: all 0.3s;
        }
        .related-links a:hover {
            background-color: #e1e8ff;
            transform: translateX(5px);
        }
        .comment-section {
            background: white;
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-top: 50px;
        }
        .comment-form textarea {
            width: 100%;
            padding: 18px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            margin-bottom: 20px;
            min-height: 150px;
            resize: vertical;
        }
        .comment-form button {
            background-color: #4a6ee0;
            color: white;
            border: none;
            padding: 15px 35px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: background 0.3s;
        }
        .comment-form button:hover {
            background-color: #1a237e;
        }
        footer {
            background-color: #1a237e;
            color: white;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: #ffeb3b;
            font-size: 1.4rem;
            margin-bottom: 20px;
        }
        .footer-section ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-section li {
            margin-bottom: 12px;
        }
        .footer-section a {
            color: #c5cae9;
        }
        .footer-section a:hover {
            color: #ffeb3b;
        }
        friend-link {
            display: block;
            margin: 15px 0;
            font-style: italic;
        }
        .copyright {
            text-align: center;
            padding-top: 25px;
            border-top: 1px solid #3949ab;
            color: #c5cae9;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            article, .comment-section, aside {
                padding: 25px;
            }
            .article-meta {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .bold {
            font-weight: 800;
            color: #1a237e;
        }
        .text-center {
            text-align: center;
        }
        .mt-4 { margin-top: 40px; }
        .mb-4 { margin-bottom: 40px; }