* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f9f9f9;
            max-width: 120rem;
            margin: 0 auto;
            padding: 0 1rem;
        }
        h1, h2, h3, h4 {
            font-family: 'Georgia', serif;
            font-weight: 700;
            color: #1a237e;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid #ff6f00;
            padding-bottom: 0.5rem;
            text-align: center;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid #3949ab;
            padding-left: 1rem;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #5c6bc0;
        }
        h4 {
            font-size: 1.5rem;
            color: #7986cb;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.125rem;
        }
        a {
            color: #1a237e;
            text-decoration: none;
            transition: color 0.3s ease, border-bottom 0.3s ease;
            border-bottom: 1px solid transparent;
        }
        a:hover {
            color: #ff6f00;
            border-bottom: 1px solid #ff6f00;
        }
        strong {
            color: #d84315;
            font-weight: 700;
        }
        .container {
            max-width: 75rem;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
            color: white;
            padding: 1rem 0;
            margin-bottom: 2rem;
            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-family: 'Trebuchet MS', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            color: #ffcc80;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-decoration: none;
            border: none !important;
        }
        .my-logo:hover {
            color: #ffab40;
            border: none !important;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #e8eaf6;
            font-weight: 600;
            padding: 0.5rem 0;
            border: none;
        }
        .main-nav a:hover {
            color: #ffcc80;
            border-bottom: 2px solid #ffcc80;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 0.8rem 1.5rem;
            border-radius: 4px;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #5c6bc0;
        }
        .breadcrumb span {
            color: #757575;
        }
        .search-section {
            background: #fff;
            padding: 2rem;
            border-radius: 8px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
            margin: 2rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 40rem;
            margin: 0 auto;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #c5cae9;
            border-radius: 4px 0 0 4px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: #3949ab;
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s ease;
        }
        .search-form button:hover {
            background-color: #283593;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 18rem;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: white;
            padding: 2.5rem;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.03);
        }
        .featured-image {
            width: 100%;
            height: auto;
            border-radius: 8px;
            margin: 2rem 0;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        .content-block {
            margin-bottom: 3rem;
            padding-bottom: 2rem;
            border-bottom: 1px solid #eee;
        }
        .sidebar {
            background: white;
            padding: 1.8rem;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.03);
        }
        .sidebar-widget {
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            color: #1a237e;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffcc80;
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            position: relative;
        }
        .link-list li:before {
            content: "🎸";
            position: absolute;
            left: -0.5rem;
        }
        .user-interaction {
            background: #f3e5f5;
            padding: 2rem;
            border-radius: 8px;
            margin: 3rem 0;
        }
        .rating-form, .comment-form {
            margin-top: 1.5rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ff9800;
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 0.9rem;
            margin-bottom: 1rem;
            border: 1px solid #c5cae9;
            border-radius: 4px;
            font-family: inherit;
        }
        .btn {
            background-color: #ff6f00;
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s ease;
        }
        .btn:hover {
            background-color: #f57c00;
        }
        .site-footer {
            background: #1a237e;
            color: #e8eaf6;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-radius: 8px 8px 0 0;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 15rem;
        }
        .footer-section h3 {
            color: #ffcc80;
            border-bottom: 2px solid #3949ab;
            padding-bottom: 0.5rem;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            background: #283593;
            padding: 1.2rem;
            margin-bottom: 1rem;
            border-radius: 4px;
            text-align: center;
            font-weight: 600;
            transition: transform 0.3s ease, background 0.3s ease;
        }
        friend-link:hover {
            background: #3949ab;
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #3949ab;
            font-size: 0.9rem;
            color: #9fa8da;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .header-container { flex-direction: column; align-items: flex-start; }
            .main-nav ul { flex-direction: column; gap: 1rem; display: none; width: 100%; margin-top: 1rem; }
            .main-nav.active ul { display: flex; }
            .hamburger { display: block; align-self: flex-end; margin-top: -3rem; }
            .article-body { padding: 1.5rem; }
            .footer-container { flex-direction: column; }
        }