* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #8B0000; 
            --secondary: #2E8B57; 
            --accent: #FFD700; 
            --dark: #1A1A2E;
            --light: #F8F9FA;
            --gray: #6C757D;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --border-radius: 12px;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            background-attachment: fixed;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: #a00000;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .section {
            padding: 80px 0;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mb-3 { margin-bottom: 3rem; }
        .mt-2 { margin-top: 2rem; }
        .header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            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(--accent);
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 8px 0;
            position: relative;
            color: var(--dark);
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--primary);
            transition: width 0.3s;
        }
        .nav-desktop a:hover::after,
        .nav-desktop a.active::after {
            width: 100%;
        }
        .nav-mobile-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--dark);
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: white;
            padding: 20px;
            border-top: 2px solid var(--light);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 15px 0;
            border-bottom: 1px solid #eee;
            font-weight: 600;
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            background: #f1f5f9;
            padding: 15px 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin: 0 10px;
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .hero {
            background: linear-gradient(rgba(26, 26, 46, 0.85), rgba(139, 0, 0, 0.8)), url('https://images.unsplash.com/photo-1536152471326-642d74f8e61d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
            border-radius: 0 0 30px 30px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-container {
            max-width: 700px;
            margin: 40px auto;
            padding: 0 20px;
        }
        .search-form {
            display: flex;
            background: white;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }
        .search-input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 35px;
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: #a00000;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px auto;
        }
        .article-content {
            background: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .article-content h2, .article-content h3, .article-content h4 {
            color: var(--dark);
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .article-content h2 {
            font-size: 2.2rem;
            border-left: 5px solid var(--primary);
            padding-left: 15px;
        }
        .article-content h3 {
            font-size: 1.8rem;
            color: var(--secondary);
        }
        .article-content h4 {
            font-size: 1.4rem;
        }
        .article-content p {
            margin-bottom: 1.8rem;
            font-size: 1.1rem;
            text-align: justify;
            hyphens: auto;
        }
        .article-content strong {
            color: var(--primary);
            font-weight: 700;
        }
        .article-content em {
            background: linear-gradient(transparent 60%, #fff8c4 60%);
            font-style: italic;
        }
        .highlight-box {
            background: #f0f8ff;
            border-left: 4px solid var(--secondary);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: white;
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 5px solid var(--accent);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
        }
        .image-float {
            float: left;
            margin: 0 25px 15px 0;
            max-width: 45%;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        @media (max-width: 768px) {
            .image-float {
                float: none;
                margin: 0 auto 25px;
                max-width: 100%;
            }
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }
        .sidebar {
            background: white;
            padding: 30px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .sidebar ul li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #eee;
        }
        .sidebar ul li:last-child {
            border-bottom: none;
        }
        .sidebar a:hover {
            color: var(--primary);
            padding-left: 5px;
            transition: var(--transition);
        }
        .interaction-module {
            background: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: 50px auto;
            max-width: 800px;
        }
        .interaction-module h2 {
            color: var(--primary);
            margin-bottom: 30px;
            text-align: center;
        }
        .rating-stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        .rating-stars i {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars i.active,
        .rating-stars i:hover {
            color: var(--accent);
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 15px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(139, 0, 0, 0.1);
            outline: none;
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .footer-links {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-5px);
        }
        .web-link a {
            color: var(--accent);
            font-weight: 600;
        }
        .web-link a:hover {
            text-decoration: underline;
        }
        .footer {
            background: #111;
            color: #aaa;
            padding: 30px 0;
            text-align: center;
        }
        .footer p {
            margin-bottom: 10px;
            font-size: 0.95rem;
        }
        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 20px;
        }
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 45px;
            height: 45px;
            background: #333;
            border-radius: 50%;
            color: white;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .social-links a:hover {
            background: var(--primary);
            transform: scale(1.1);
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-mobile-toggle {
                display: block;
            }
            .header-content {
                padding: 12px 0;
            }
            .hero {
                padding: 70px 0;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .article-content {
                padding: 25px;
            }
            .section {
                padding: 50px 0;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .search-form {
                flex-direction: column;
                border-radius: 12px;
            }
            .search-input, .search-btn {
                width: 100%;
                border-radius: 0;
                padding: 18px;
            }
            .btn {
                padding: 10px 22px;
            }
        }