* {
            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-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: #2563eb;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1d4ed8;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .mt-2 { margin-top: 0.5rem; }
        .mt-4 { margin-top: 1rem; }
        .mt-8 { margin-top: 2rem; }
        .mb-4 { margin-bottom: 1rem; }
        .mb-8 { margin-bottom: 2rem; }
        .py-4 { padding-top: 1rem; padding-bottom: 1rem; }
        .py-8 { padding-top: 2rem; padding-bottom: 2rem; }
        .bg-white { background-color: #fff; }
        .shadow { box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
        .rounded { border-radius: 8px; }
        .highlight {
            background: linear-gradient(120deg, #fef3c7 0%, #fef3c7 100%);
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
        }
        .site-header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.2);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #60a5fa;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            color: #93c5fd;
            text-decoration: none;
        }
        .my-logo i {
            font-size: 2rem;
        }
        .nav-desktop {
            display: flex;
            gap: 1.5rem;
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            color: #cbd5e1;
            font-weight: 500;
        }
        .nav-desktop a:hover {
            color: #60a5fa;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #1e293b;
            padding: 1rem;
            border-top: 1px solid #334155;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: #cbd5e1;
            padding: 0.75rem 0;
            border-bottom: 1px solid #334155;
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            padding: 1rem 20px;
            background-color: #f1f5f9;
            font-size: 0.9rem;
            color: #64748b;
        }
        .breadcrumb a {
            color: #475569;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem 20px;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 18px rgba(0,0,0,0.05);
        }
        h1 {
            font-size: 2.5rem;
            color: #1e293b;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
        }
        h2 {
            font-size: 1.8rem;
            color: #334155;
            margin-top: 3rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e2e8f0;
        }
        h3 {
            font-size: 1.4rem;
            color: #475569;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h4 {
            font-size: 1.1rem;
            color: #64748b;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.2rem;
            color: #475569;
            font-weight: 500;
            margin-bottom: 2rem;
        }
        .search-box {
            background: #f8fafc;
            border: 2px solid #cbd5e1;
            border-radius: 50px;
            padding: 0.8rem 1.5rem;
            display: flex;
            margin-bottom: 2rem;
        }
        .search-box input {
            flex: 1;
            border: none;
            background: transparent;
            outline: none;
            font-size: 1rem;
        }
        .search-box button {
            background: #3b82f6;
            color: white;
            border: none;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #2563eb;
        }
        .comment-section, .rating-section {
            background: #f8fafc;
            padding: 1.5rem;
            border-radius: 10px;
            margin-top: 3rem;
        }
        .comment-section h3, .rating-section h3 {
            margin-top: 0;
        }
        textarea, input[type="text"], input[type="email"], select {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #cbd5e1;
            border-radius: 6px;
            margin-bottom: 1rem;
            font-family: inherit;
        }
        button[type="submit"] {
            background: linear-gradient(to right, #3b82f6, #1d4ed8);
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: transform 0.2s;
        }
        button[type="submit"]:hover {
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
        }
        .star-rating input { display: none; }
        .star-rating label {
            font-size: 1.8rem;
            color: #cbd5e1;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #f59e0b;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        @media (max-width: 1024px) {
            .sidebar {
                order: -1;
            }
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 4px 10px rgba(0,0,0,0.05);
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            padding: 0.5rem 0;
            border-bottom: 1px dashed #e2e8f0;
        }
        .related-links li:last-child {
            border-bottom: none;
        }
        .featured-image {
            margin: 2rem 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .featured-image img:hover {
            transform: scale(1.01);
        }
        .image-caption {
            font-style: italic;
            color: #64748b;
            margin-top: 0.5rem;
            font-size: 0.9rem;
        }
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 3rem 20px 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: #f8fafc;
            margin-bottom: 1rem;
        }
        friend-link {
            display: block;
            margin: 0.5rem 0;
            color: #60a5fa;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #64748b;
            text-align: right;
            margin-top: 2rem;
            font-style: italic;
        }
        @media (max-width: 768px) {
            .header-container, .breadcrumb, .main-content, .site-footer {
                padding-left: 15px;
                padding-right: 15px;
            }
            .article-body {
                padding: 1.5rem;
            }
            h2 { font-size: 1.5rem; }
            h3 { font-size: 1.2rem; }
        }