* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: #2c5282;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1a365d;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .flex {
            display: flex;
            flex-wrap: wrap;
        }
        .grid {
            display: grid;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .highlight { background-color: #fff3cd; padding: 2px 5px; border-radius: 3px; }
        .site-header {
            background: linear-gradient(135deg, #1a365d 0%, #2c5282 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo span {
            color: #63b3ed;
        }
        .desktop-nav {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
        }
        .nav-link {
            color: #e2e8f0;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #63b3ed;
            transition: width 0.3s ease;
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #2d3748;
            padding: 1rem;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav .nav-link {
            padding: 0.8rem 1rem;
            border-bottom: 1px solid #4a5568;
        }
        .breadcrumb {
            background-color: #edf2f7;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #4a5568;
        }
        .breadcrumb a:hover {
            color: #2c5282;
        }
        .breadcrumb span {
            color: #718096;
            margin: 0 5px;
        }
        .main-content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content-area {
                grid-template-columns: 1fr;
            }
        }
        .article-main {
            background: white;
            border-radius: 10px;
            padding: 2.5rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .article-header {
            border-bottom: 2px solid #e2e8f0;
            padding-bottom: 1.5rem;
            margin-bottom: 2.5rem;
        }
        h1 {
            font-size: 2.5rem;
            color: #1a365d;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
        }
        .meta-info {
            color: #718096;
            font-size: 0.95rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        .meta-info i {
            margin-right: 5px;
        }
        h2 {
            font-size: 1.8rem;
            color: #2c5282;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px dashed #cbd5e0;
        }
        h3 {
            font-size: 1.5rem;
            color: #4a5568;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #718096;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.05rem;
            text-align: justify;
        }
        .article-img {
            margin: 2rem auto;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            max-width: 800px;
        }
        .article-img img {
            width: 100%;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #718096;
            font-size: 0.9rem;
            padding: 0.8rem;
            background-color: #f7fafc;
        }
        blockquote {
            border-left: 4px solid #63b3ed;
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: #4a5568;
            background-color: #f0f9ff;
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.7rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            border-radius: 10px;
            padding: 1.8rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .widget-title {
            font-size: 1.3rem;
            color: #1a365d;
            margin-bottom: 1.2rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid #e2e8f0;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #cbd5e0;
            border-right: none;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-btn {
            background-color: #2c5282;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }
        .search-btn:hover {
            background-color: #1a365d;
        }
        .rating-container {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #e2e8f0;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars .star {
            margin: 0 2px;
            transition: color 0.2s ease;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #f6ad55;
        }
        .rating-text {
            font-size: 0.9rem;
            color: #718096;
            margin-top: 0.5rem;
        }
        .comment-form .form-group {
            margin-bottom: 1.2rem;
        }
        .comment-form label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #4a5568;
        }
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #cbd5e0;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: #38a169;
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 5px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s ease;
            width: 100%;
        }
        .submit-btn:hover {
            background-color: #2f855a;
        }
        .related-links a {
            display: block;
            padding: 0.8rem 1rem;
            background-color: #edf2f7;
            margin-bottom: 0.8rem;
            border-radius: 5px;
            border-left: 4px solid #63b3ed;
            transition: all 0.3s ease;
        }
        .related-links a:hover {
            background-color: #e2e8f0;
            transform: translateX(5px);
        }
        .site-footer {
            background-color: #1a202c;
            color: #cbd5e0;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-widget h3 {
            color: #fff;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            padding: 0.5rem 0;
            color: #90cdf4;
        }
        friend-link:hover {
            color: #63b3ed;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
            color: #a0aec0;
        }