* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            background-attachment: fixed;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { text-decoration: none; color: #2c5282; transition: color 0.3s; }
        a:hover { color: #1a365d; }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 2rem; margin: 1rem 0; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: linear-gradient(90deg, #1e3c72 0%, #2a5298 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;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(to right, #ffcc00, #ff9900);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
            letter-spacing: 1px;
        }
        .my-logo:hover { transform: scale(1.03); }
        .nav-primary {
            display: flex;
            gap: 2rem;
        }
        .nav-primary a {
            color: white;
            font-weight: 500;
            padding: 0.5rem;
            border-radius: 4px;
        }
        .nav-primary a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #ffcc00;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .nav-primary {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #1e3c72;
                padding: 1rem;
                display: none;
                box-shadow: 0 6px 12px rgba(0,0,0,0.15);
            }
            .nav-primary.active { display: flex; }
        }
        .breadcrumb {
            padding: 1rem 0;
            background: #edf2f7;
            font-size: 0.9rem;
            border-bottom: 1px solid #cbd5e0;
        }
        .breadcrumb a { color: #4a5568; }
        .breadcrumb a:hover { color: #2d3748; }
        .breadcrumb .separator { margin: 0 0.5rem; color: #a0aec0; }
        .main-content {
            flex: 1;
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-content {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
        }
        .article-meta {
            color: #718096;
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #e2e8f0;
        }
        h1 {
            font-size: 2.8rem;
            color: #1a365d;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: #2d3748;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e2e8f0;
        }
        h3 {
            font-size: 1.5rem;
            color: #4a5568;
            margin: 1.8rem 0 0.8rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #5a67d8;
            margin: 1.5rem 0 0.6rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        strong {
            color: #2d3748;
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(120deg, #e3f2fd, #f3e5f5);
            border-left: 5px solid #5a67d8;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .featured-image {
            margin: 2rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
            max-width: 800px;
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: #718096;
            padding: 0.5rem;
            background: #f7fafc;
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 2rem;
        }
        .widget h3 {
            font-size: 1.3rem;
            color: #2d3748;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #e2e8f0;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group { display: flex; flex-direction: column; }
        label { font-weight: 600; margin-bottom: 0.3rem; color: #4a5568; }
        input, textarea, select {
            padding: 0.75rem;
            border: 1px solid #cbd5e0;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #5a67d8;
            box-shadow: 0 0 0 3px rgba(90, 103, 216, 0.2);
        }
        button, .btn {
            background: linear-gradient(90deg, #5a67d8, #805ad5);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            text-align: center;
        }
        button:hover, .btn:hover {
            background: linear-gradient(90deg, #4c51bf, #6b46c1);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(90, 103, 216, 0.3);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #e2e8f0;
            cursor: pointer;
        }
        .stars .active { color: #ffcc00; }
        .site-footer {
            background: #1a202c;
            color: #cbd5e0;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-widget h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-links { list-style: none; padding: 0; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a {
            color: #a0aec0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .footer-links a:hover { color: #ffcc00; }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: 6px;
            margin-bottom: 1rem;
            border-left: 3px solid #5a67d8;
        }
        friend-link a {
            color: #90cdf4;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2d3748;
            font-size: 0.9rem;
            color: #a0aec0;
        }