* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            padding-top: 80px; 
        }
        a {
            text-decoration: none;
            color: #2563eb;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1d4ed8;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #3b82f6, #8b5cf6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            font-weight: 600;
            color: #4b5563;
            position: relative;
        }
        .nav-desktop a:hover {
            color: #2563eb;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: #2563eb;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #4b5563;
            cursor: pointer;
            padding: 5px;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 80px;
            left: 0;
            width: 100%;
            background: white;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            padding: 20px;
            transform: translateY(-100%);
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s ease;
            z-index: 999;
        }
        .nav-mobile.active {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }
        .nav-mobile a {
            display: block;
            padding: 15px 0;
            border-bottom: 1px solid #eee;
            font-weight: 600;
            color: #374151;
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            padding: 20px 0 10px;
            font-size: 0.9rem;
            color: #6b7280;
        }
        .breadcrumb a {
            color: #6b7280;
        }
        .breadcrumb a:hover {
            color: #2563eb;
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
        }
        h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            color: #111827;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
        }
        h2 {
            font-size: 2rem;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            color: #1f2937;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #e5e7eb;
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            color: #374151;
        }
        h4 {
            font-size: 1.2rem;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
            color: #4b5563;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #4b5563;
            margin-bottom: 2rem;
            padding-left: 20px;
            border-left: 4px solid #3b82f6;
        }
        .highlight {
            background: linear-gradient(120deg, #fef3c7, #fde68a);
            padding: 20px;
            border-radius: 8px;
            margin: 25px 0;
            border-left: 5px solid #f59e0b;
        }
        .highlight strong {
            color: #92400e;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: #6b7280;
            padding: 10px;
            font-size: 0.95rem;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        em {
            color: #7c3aed;
        }
        strong {
            color: #1e40af;
            font-weight: 700;
        }
        hr {
            border: none;
            height: 1px;
            background: linear-gradient(to right, transparent, #d1d5db, transparent);
            margin: 40px 0;
        }
        .sidebar {
            background: white;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            font-size: 1.3rem;
            margin-top: 0;
            color: #111827;
            padding-bottom: 10px;
            border-bottom: 2px solid #e5e7eb;
        }
        .widget {
            margin-bottom: 30px;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #d1d5db;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-form button {
            background: #3b82f6;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #2563eb;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 1.8rem;
            color: #d1d5db;
            margin: 10px 0;
            cursor: pointer;
        }
        .stars .star {
            margin: 0 2px;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #fbbf24;
        }
        .score-display {
            font-size: 1rem;
            color: #6b7280;
        }
        .related-links ul {
            list-style: none;
            margin-left: 0;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed #e5e7eb;
        }
        .related-links a {
            color: #4b5563;
            display: flex;
            align-items: center;
        }
        .related-links a:hover {
            color: #3b82f6;
        }
        .related-links i {
            margin-right: 10px;
            color: #9ca3af;
        }
        .comment-section {
            margin-top: 50px;
            background: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.05);
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #d1d5db;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            margin-bottom: 15px;
            resize: vertical;
            min-height: 120px;
        }
        .comment-form button {
            background: #10b981;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        .comment-form button:hover {
            background: #059669;
        }
        .site-footer {
            background: #1f2937;
            color: #f9fafb;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            margin-bottom: 15px;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
        }
        .footer-links a {
            color: #d1d5db;
        }
        .footer-links a:hover {
            color: #60a5fa;
        }
        friend-link {
            display: block;
            margin-top: 20px;
            padding: 15px;
            background: rgba(255,255,255,0.05);
            border-radius: 8px;
        }
        friend-link a {
            color: #93c5fd;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #374151;
            color: #9ca3af;
            font-size: 0.9rem;
        }
        .text-center { text-align: center; }
        .text-sm { font-size: 0.9rem; }
        .mt-4 { margin-top: 2rem; }
        .mb-4 { margin-bottom: 2rem; }
        .last-updated {
            font-style: italic;
            color: #6b7280;
            margin-bottom: 2rem;
            padding: 10px;
            background: #f3f4f6;
            border-radius: 6px;
        }