* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #2a5c8b;
            --secondary: #f0a31e;
            --accent: #e63946;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: var(--light);
            max-width: 100%;
            overflow-x: hidden;
        }
        h1, h2, h3, h4 {
            color: var(--dark);
            margin-bottom: 1.2rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary);
            border-bottom: 3px solid var(--secondary);
            padding-bottom: 0.5rem;
            margin-top: 2rem;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--primary);
            margin-top: 3rem;
            padding-left: 0.5rem;
            border-left: 4px solid var(--secondary);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--accent);
            margin-top: 2.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a {
            color: var(--secondary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent);
        }
        .nav-desktop ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-desktop a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .nav-desktop a:hover {
            background-color: rgba(255,255,255,0.1);
            color: var(--secondary);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--secondary);
        }
        .nav-mobile {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: var(--dark);
            z-index: 1001;
            padding: 2rem;
            transform: translateX(-100%);
            transition: transform 0.4s ease;
        }
        .nav-mobile.active {
            transform: translateX(0);
        }
        .nav-mobile ul {
            list-style: none;
            margin-top: 4rem;
        }
        .nav-mobile li {
            margin-bottom: 1.5rem;
        }
        .nav-mobile a {
            color: white;
            text-decoration: none;
            font-size: 1.5rem;
            display: block;
            padding: 0.8rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .close-menu {
            position: absolute;
            top: 1.5rem;
            right: 1.5rem;
            font-size: 2rem;
            color: var(--secondary);
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #f1f5f9;
            padding: 1rem 0;
            margin-bottom: 2rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 0.5rem;
            color: var(--gray);
        }
        main {
            padding: 2rem 0;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 3rem;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        .search-box {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 2rem;
            border-radius: 10px;
            margin-bottom: 2.5rem;
            border: 1px solid #dee2e6;
        }
        .search-box h3 {
            margin-top: 0;
            color: var(--primary);
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-form input:focus {
            outline: none;
            border-color: var(--primary);
        }
        .search-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 6px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }
        .search-form button:hover {
            background-color: var(--accent);
            transform: translateY(-2px);
        }
        .article-content {
            line-height: 1.8;
        }
        .intro {
            font-size: 1.2rem;
            color: var(--primary);
            background-color: #f0f7ff;
            padding: 2rem;
            border-radius: 10px;
            margin-bottom: 3rem;
            border-left: 5px solid var(--secondary);
        }
        .base-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .base-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: var(--transition);
            border: 1px solid #e9ecef;
        }
        .base-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .base-img {
            width: 100%;
            height: 200px;
            background-color: #2a5c8b;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 3rem;
        }
        .base-info {
            padding: 1.5rem;
        }
        .base-info h4 {
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .base-link {
            display: inline-block;
            background-color: var(--secondary);
            color: white;
            padding: 8px 20px;
            border-radius: 5px;
            text-decoration: none;
            font-weight: 600;
            margin-top: 1rem;
            transition: var(--transition);
        }
        .base-link:hover {
            background-color: var(--accent);
        }
        .highlight {
            background-color: #fff9db;
            padding: 2rem;
            border-radius: 10px;
            border-left: 5px solid var(--secondary);
            margin: 2.5rem 0;
        }
        .highlight h3 {
            color: #e67700;
        }
        .sidebar {
            background-color: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            color: var(--primary);
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 0.5rem;
            margin-top: 0;
        }
        .sidebar ul {
            list-style: none;
            margin-top: 1.5rem;
        }
        .sidebar li {
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #dee2e6;
        }
        .sidebar a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
            display: block;
        }
        .sidebar a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        .user-interaction {
            margin-top: 4rem;
            padding-top: 3rem;
            border-top: 2px solid #e9ecef;
        }
        .rating-form, .comment-form {
            background-color: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px;
            border: 2px solid #ced4da;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background-color: var(--accent);
            transform: translateY(-2px);
        }
        .footer-links {
            background-color: var(--dark);
            padding: 3rem 0;
            color: white;
        }
        .web-link {
            background-color: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255,255,255,0.1);
            transform: translateX(10px);
        }
        .web-link a {
            color: var(--secondary);
            text-decoration: none;
            font-size: 1.1rem;
            display: block;
        }
        .web-link a:hover {
            color: white;
        }
        footer {
            background-color: #121212;
            color: #adb5bd;
            padding: 2rem 0;
            text-align: center;
        }
        .copyright {
            font-size: 0.9rem;
            margin-top: 1rem;
            opacity: 0.8;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                padding: 0 15px;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .base-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                padding: 12px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .intro {
                padding: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .logo {
                font-size: 1.5rem;
            }
            .base-card {
                margin-bottom: 2rem;
            }
            .rating-form, .comment-form {
                padding: 1.5rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mb-3 {
            margin-bottom: 3rem;
        }
        .mt-3 {
            margin-top: 3rem;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 3px;
        }
        .strong {
            font-weight: 700;
            color: var(--primary);
        }
        .note {
            background-color: #e7f5ff;
            border-left: 4px solid var(--primary);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }