* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: #2c5282; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #1a365d; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 2em; margin: 1em 0; }
        h1, h2, h3, h4 { color: #1a202c; margin-top: 1.5em; margin-bottom: 0.5em; line-height: 1.3; font-weight: 700; }
        h1 { font-size: 2.8rem; border-bottom: 4px solid #e53e3e; padding-bottom: 0.3em; }
        h2 { font-size: 2.2rem; color: #2d3748; border-left: 5px solid #4299e1; padding-left: 15px; }
        h3 { font-size: 1.8rem; color: #4a5568; }
        h4 { font-size: 1.4rem; color: #718096; }
        p { margin-bottom: 1.5em; text-align: justify; }
        .lead { font-size: 1.3rem; font-weight: 300; color: #4a5568; }
        .highlight { background-color: #fffbdd; padding: 2px 5px; border-radius: 3px; }
        strong { color: #2d3748; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid { grid-template-columns: 1fr; }
        }
        .site-header {
            background: linear-gradient(90deg, #1a365d 0%, #2d3748 100%);
            color: white;
            padding: 1.5rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2.8rem;
            font-weight: bold;
            color: #fbd38d;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 1px;
        }
        .my-logo:hover { color: #f6ad55; text-decoration: none; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #e2e8f0;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a:hover {
            background-color: rgba(255,255,255,0.15);
            text-decoration: none;
            color: #fbd38d;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .main-nav ul {
                flex-direction: column;
                position: fixed;
                top: 90px;
                right: -100%;
                background: #2d3748;
                width: 80%;
                height: calc(100vh - 90px);
                padding: 2rem;
                transition: right 0.4s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.2);
            }
            .main-nav.active ul { right: 0; }
            .hamburger { display: block; }
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #edf2f7;
            border-bottom: 1px solid #cbd5e0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: #718096;
        }
        .main-content {
            flex: 1;
            padding: 3rem 0;
        }
        article {
            background: white;
            padding: 3rem;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            margin-bottom: 2rem;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-bottom: 1.5rem;
            margin-bottom: 2rem;
            border-bottom: 1px dashed #cbd5e0;
            color: #718096;
            font-size: 0.95rem;
        }
        .last-updated i { margin-right: 5px; color: #e53e3e; }
        .sidebar {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 110px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e2e8f0;
        }
        .search-form {
            display: flex;
            margin-bottom: 1.5rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #cbd5e0;
            border-right: none;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .search-form input:focus {
            outline: none;
            border-color: #4299e1;
        }
        .search-form button {
            background: #4299e1;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover { background: #3182ce; }
        .comment-form, .rating-form {
            background: #f7fafc;
            padding: 1.8rem;
            border-radius: 8px;
            border: 1px solid #e2e8f0;
            margin-top: 2rem;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #4a5568;
        }
        .form-control {
            width: 100%;
            padding: 0.9rem;
            border: 1px solid #cbd5e0;
            border-radius: 6px;
            font-size: 1rem;
            transition: all 0.3s;
        }
        .form-control:focus {
            border-color: #4299e1;
            box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.2);
            outline: none;
        }
        .stars {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #e2e8f0;
            cursor: pointer;
            margin-bottom: 1rem;
        }
        .stars .star:hover,
        .stars .star.active { color: #f6ad55; }
        .btn {
            display: inline-block;
            background: #38a169;
            color: white;
            padding: 0.9rem 2rem;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
        }
        .btn:hover {
            background: #2f855a;
            transform: translateY(-2px);
            text-decoration: none;
        }
        .btn-secondary { background: #718096; }
        .btn-secondary:hover { background: #4a5568; }
        .featured-image {
            margin: 2.5rem 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: 10px;
            box-shadow: 0 15px 35px rgba(0,0,0,0.1);
            border: 8px solid white;
            max-height: 500px;
            object-fit: cover;
            width: 100%;
        }
        .img-caption {
            font-style: italic;
            color: #718096;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .internal-links {
            background: #f0fff4;
            padding: 1.8rem;
            border-radius: 8px;
            border-left: 5px solid #38a169;
            margin: 2.5rem 0;
        }
        .internal-links h3 { margin-top: 0; }
        .internal-links ul { list-style: none; padding-left: 0; }
        .internal-links li { margin-bottom: 0.8rem; }
        .internal-links li::before {
            content: "→";
            color: #38a169;
            margin-right: 10px;
            font-weight: bold;
        }
        .site-footer {
            background: #1a202c;
            color: #cbd5e0;
            padding: 3rem 0 1.5rem;
            margin-top: auto;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-widget h3 {
            color: #fbd38d;
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            border-bottom: 2px solid #2d3748;
            padding-bottom: 0.5rem;
        }
        friend-link {
            display: block;
            padding: 0.8rem 1rem;
            background: #2d3748;
            margin-bottom: 0.8rem;
            border-radius: 5px;
            transition: background 0.3s;
        }
        friend-link:hover {
            background: #4a5568;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2d3748;
            font-size: 0.9rem;
            color: #a0aec0;
        }