* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #d32f2f;
            --primary-dark: #b71c1c;
            --secondary: #1a237e;
            --accent: #ffab00;
            --light: #f5f5f5;
            --dark: #212121;
            --gray: #757575;
            --light-gray: #e0e0e0;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --radius: 8px;
            --max-width: 1200px;
        }
        body {
            font-family: 'Segoe UI', 'Roboto', 'Noto Sans', sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background: linear-gradient(135deg, #f9f9f9 0%, #ffffff 100%);
            min-height: 100vh;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }
        .site-header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: -1px;
        }
        .logo span {
            color: var(--secondary);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--dark);
            cursor: pointer;
        }
        .nav-main {
            display: flex;
            background: var(--secondary);
        }
        .nav-main a {
            color: white;
            padding: 16px 24px;
            flex: 1;
            text-align: center;
            border-right: 1px solid rgba(255,255,255,0.1);
            font-weight: 500;
        }
        .nav-main a:last-child {
            border-right: none;
        }
        .nav-main a:hover {
            background: rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 12px 0;
            background: var(--light);
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 8px;
            color: var(--gray);
            font-size: 0.8rem;
        }
        .hero {
            background: linear-gradient(rgba(26, 35, 126, 0.85), rgba(211, 47, 47, 0.85)), url('https://images.unsplash.com/photo-1610890716171-6b1bb98ffd09?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 80px 20px;
            text-align: center;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.95;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        article {
            background: white;
            padding: 40px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        h1, h2, h3, h4 {
            color: var(--secondary);
            margin: 2rem 0 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--primary);
        }
        h3 {
            font-size: 1.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: var(--secondary);
            font-weight: 500;
            padding-left: 20px;
            border-left: 4px solid var(--accent);
        }
        .highlight {
            background: #fff8e1;
            padding: 25px;
            border-radius: var(--radius);
            border-left: 5px solid var(--accent);
            margin: 30px 0;
        }
        .highlight strong {
            color: var(--primary-dark);
            display: block;
            margin-bottom: 10px;
            font-size: 1.2rem;
        }
        .emoji {
            font-size: 1.4em;
            margin-right: 8px;
        }
        .figure {
            margin: 40px 0;
            text-align: center;
        }
        .figure img {
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin: 0 auto 15px;
        }
        .caption {
            color: var(--gray);
            font-style: italic;
            font-size: 0.95rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .stat-card {
            background: var(--light);
            padding: 25px;
            border-radius: var(--radius);
            text-align: center;
            border-top: 5px solid var(--primary);
        }
        .stat-card h4 {
            color: var(--primary);
            font-size: 2.5rem;
            margin: 10px 0;
        }
        .quote {
            font-size: 1.3rem;
            color: var(--secondary);
            padding: 30px;
            background: #e8f5e9;
            border-radius: var(--radius);
            margin: 40px 0;
            position: relative;
        }
        .quote:before {
            content: '"';
            font-size: 5rem;
            color: var(--primary);
            position: absolute;
            top: -20px;
            left: 15px;
            opacity: 0.3;
        }
        .author {
            text-align: right;
            font-weight: bold;
            color: var(--gray);
            margin-top: 15px;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .widget {
            background: white;
            padding: 25px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        .widget h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
            color: var(--primary);
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        input, select, textarea {
            padding: 14px;
            border: 1px solid var(--light-gray);
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.1);
        }
        button, .btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 14px 24px;
            border-radius: var(--radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        button:hover, .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 12px rgba(211, 47, 47, 0.2);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 15px 0;
        }
        .stars i {
            color: var(--light-gray);
            cursor: pointer;
            font-size: 1.8rem;
            transition: var(--transition);
        }
        .stars i:hover, .stars i.active {
            color: var(--accent);
        }
        .toc {
            padding-left: 0;
        }
        .toc li {
            list-style: none;
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed var(--light-gray);
        }
        .toc a {
            color: var(--dark);
            display: flex;
            align-items: center;
        }
        .toc a:hover {
            color: var(--primary);
        }
        .toc i {
            margin-right: 10px;
            color: var(--primary);
        }
        .accordion {
            margin: 30px 0;
        }
        .accordion-item {
            border: 1px solid var(--light-gray);
            border-radius: var(--radius);
            margin-bottom: 15px;
            overflow: hidden;
        }
        .accordion-header {
            padding: 20px;
            background: var(--light);
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--secondary);
        }
        .accordion-header:hover {
            background: #ededed;
        }
        .accordion-content {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .accordion-item.active .accordion-content {
            padding: 20px;
            max-height: 1000px;
        }
        .tab-container {
            margin: 40px 0;
        }
        .tab-nav {
            display: flex;
            border-bottom: 2px solid var(--light-gray);
        }
        .tab-btn {
            padding: 15px 30px;
            background: none;
            border: none;
            font-weight: 600;
            color: var(--gray);
            cursor: pointer;
            position: relative;
        }
        .tab-btn.active {
            color: var(--primary);
        }
        .tab-btn.active:after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--primary);
        }
        .tab-panel {
            padding: 30px;
            display: none;
        }
        .tab-panel.active {
            display: block;
            animation: fadeIn 0.5s;
        }
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        .web-links {
            background: var(--secondary);
            padding: 50px 20px;
            margin-top: 60px;
        }
        .web-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 25px;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-5px);
        }
        .web-link a {
            color: white;
            font-size: 1.1rem;
            display: block;
        }
        .web-link a:hover {
            color: var(--accent);
        }
        .site-footer {
            background: var(--dark);
            color: white;
            padding: 50px 0 30px;
            text-align: center;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            margin-bottom: 30px;
        }
        .copyright {
            color: rgba(255,255,255,0.7);
            font-size: 0.9rem;
            width: 100%;
            margin-top: 20px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 1.9rem;
            }
        }
        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            .nav-main {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                box-shadow: var(--shadow);
            }
            .nav-main.active {
                display: flex;
            }
            .nav-main a {
                padding: 18px 20px;
                border-right: none;
                border-bottom: 1px solid rgba(255,255,255,0.1);
                text-align: left;
            }
            .hero {
                padding: 50px 20px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            article {
                padding: 25px;
            }
            .footer-content {
                flex-direction: column;
                gap: 30px;
            }
            .tab-nav {
                flex-direction: column;
            }
            .tab-btn {
                border-bottom: 1px solid var(--light-gray);
            }
        }