* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #2a2d8f;
            --secondary: #f5c500;
            --accent: #e63946;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #f0f2f5;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        .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;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--accent);
        }
        .desktop-nav {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
        }
        .desktop-nav a {
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .desktop-nav a:hover {
            background-color: rgba(255,255,255,0.15);
            color: var(--secondary);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--secondary);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .mobile-nav {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            flex-direction: column;
            padding: 1rem;
            display: none;
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background-color: var(--primary);
            padding-left: 1.5rem;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: white;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 0.5rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .content {
            background-color: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background-color: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        h1 {
            color: var(--primary);
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 5px solid var(--secondary);
            padding-left: 1rem;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
        }
        h2 {
            color: var(--dark);
            font-size: 1.8rem;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary);
        }
        h3 {
            color: var(--primary);
            font-size: 1.4rem;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: var(--dark);
            font-weight: 500;
            background-color: #f8f9fa;
            padding: 1rem;
            border-radius: 8px;
            border-left: 4px solid var(--accent);
        }
        .highlight {
            background-color: #fffacd;
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
        }
        strong {
            color: var(--primary);
        }
        em {
            color: var(--accent);
            font-style: italic;
        }
        blockquote {
            border-left: 4px solid var(--secondary);
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: var(--gray);
            background-color: #f9f9f9;
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .card {
            background: linear-gradient(145deg, #ffffff, #f0f0f0);
            border-radius: 10px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid #eaeaea;
        }
        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
        }
        .card-title {
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .featured-img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            margin: 2rem 0;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
            border: 3px solid var(--secondary);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-control {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(42, 45, 143, 0.1);
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, var(--primary), #3a3da8);
            color: white;
            padding: 0.8rem 1.8rem;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: linear-gradient(to right, #3a3da8, var(--primary));
            transform: scale(1.05);
        }
        .btn-accent {
            background: linear-gradient(to right, var(--accent), #f0545e);
        }
        .btn-accent:hover {
            background: linear-gradient(to right, #f0545e, var(--accent));
        }
        .rating {
            display: flex;
            gap: 5px;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.5rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: var(--secondary);
        }
        .comment {
            background-color: #f8f9fa;
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 1.5rem;
            border-left: 4px solid var(--primary);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.8rem;
            color: var(--gray);
            font-size: 0.9rem;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1rem;
            margin: 3rem 0;
        }
        .web-link {
            background-color: white;
            padding: 1rem;
            border-radius: 8px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: var(--primary);
            color: white;
            transform: translateX(5px);
        }
        footer {
            background-color: var(--dark);
            color: #ccc;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--secondary);
            margin-bottom: 1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #999;
        }
        .text-center {
            text-align: center;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .tag {
            display: inline-block;
            background-color: #eef2ff;
            color: var(--primary);
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }
        .meta-info {
            display: flex;
            gap: 1.5rem;
            color: var(--gray);
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }
        .meta-info i {
            margin-right: 0.5rem;
        }
        .table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .table th, .table td {
            padding: 1rem;
            text-align: left;
            border-bottom: 1px solid #eee;
        }
        .table th {
            background-color: var(--primary);
            color: white;
            font-weight: 600;
        }
        .table tr:hover {
            background-color: #f5f5f5;
        }