* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #c62828;
            --primary-dark: #8e0000;
            --secondary: #2e7d32;
            --accent: #ff8f00;
            --light: #f5f5f5;
            --dark: #222;
            --gray: #555;
            --light-gray: #eee;
            --shadow: 0 5px 15px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #f9f9f9 0%, #ffffff 100%);
            color: var(--dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: var(--primary);
            color: white;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .section {
            padding: 60px 0;
        }
        .section-title {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: var(--primary);
            position: relative;
            padding-bottom: 10px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--accent);
        }
        .text-center {
            text-align: center;
        }
        .text-center .section-title::after {
            left: 50%;
            transform: translateX(-50%);
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: -1px;
        }
        .logo span {
            color: var(--secondary);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 0;
            position: relative;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--primary);
            transition: var(--transition);
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--dark);
        }
        .mobile-nav {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background: white;
            padding: 20px;
            box-shadow: var(--shadow);
            transform: translateY(-150%);
            opacity: 0;
            transition: var(--transition);
            z-index: 999;
        }
        .mobile-nav.active {
            transform: translateY(0);
            opacity: 1;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin: 15px 0;
        }
        .mobile-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            display: block;
            padding: 10px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background: var(--light-gray);
        }
        .breadcrumb {
            background: var(--light-gray);
            padding: 15px 20px;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin: 0 10px;
            color: var(--gray);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
            color: var(--primary);
        }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1610890716171-6b1bb98ffd09?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 100px 20px;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-box {
            max-width: 600px;
            margin: 40px auto;
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .search-box h2 {
            margin-bottom: 20px;
            color: var(--secondary);
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid var(--light-gray);
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--primary);
        }
        .search-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: var(--primary-dark);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .article-content {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: var(--gray);
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            color: var(--secondary);
            padding-bottom: 8px;
            border-bottom: 2px dashed var(--light-gray);
        }
        .article-content h3 {
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            color: var(--dark);
        }
        .article-content ul, .article-content ol {
            margin-left: 25px;
            margin-bottom: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.8rem;
        }
        .highlight {
            background: #fff9e6;
            border-left: 5px solid var(--accent);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .feature-img {
            border-radius: 12px;
            margin: 30px 0;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .quote {
            font-style: italic;
            font-size: 1.3rem;
            color: var(--primary);
            text-align: center;
            max-width: 800px;
            margin: 40px auto;
            padding: 30px;
            background: #f8f9fa;
            border-radius: 15px;
            position: relative;
        }
        .quote::before, .quote::after {
            content: '"';
            font-size: 4rem;
            color: var(--accent);
            position: absolute;
            opacity: 0.3;
        }
        .quote::before {
            top: 10px;
            left: 20px;
        }
        .quote::after {
            bottom: -20px;
            right: 20px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.4rem;
            margin-bottom: 20px;
            color: var(--primary);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        .download-box {
            text-align: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: white;
            padding: 30px;
        }
        .download-box .btn {
            background: white;
            color: var(--primary);
            margin-top: 20px;
        }
        .download-box .btn:hover {
            background: var(--light);
        }
        .stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 15px;
            margin-top: 20px;
        }
        .stat-item {
            text-align: center;
            padding: 15px;
            background: #f8f9fa;
            border-radius: 10px;
        }
        .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            display: block;
        }
        .interaction {
            margin-top: 60px;
        }
        .rating-box, .comment-box {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 20px 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover, .star.active {
            color: #ffc107;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 15px;
            border: 2px solid var(--light-gray);
            border-radius: 10px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            border-color: var(--primary);
            outline: none;
        }
        .comments-list {
            margin-top: 40px;
        }
        .comment-item {
            background: #f9f9f9;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 20px;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .longtail-links {
            background: var(--light);
            padding: 40px 20px;
            margin-top: 60px;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .web-link {
            background: white;
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .web-link a {
            color: var(--secondary);
            font-weight: 600;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 20px 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 15px;
        }
        .footer-links h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--accent);
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
            transition: var(--transition);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
            .section-title {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input, .search-btn {
                border-radius: 50px;
                margin-bottom: 10px;
            }
            .article-content {
                padding: 25px;
            }
            .section {
                padding: 40px 0;
            }
        }