* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: #4361ee;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #3a56d4;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            padding-left: 1.5em;
            margin-bottom: 1.5em;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: linear-gradient(135deg, #4361ee, #3a56d4);
            color: white;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            text-align: center;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
        }
        .btn:hover {
            background: linear-gradient(135deg, #3a56d4, #2f48b9);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
            color: white;
        }
        section {
            padding: 60px 0;
        }
        h1, h2, h3, h4 {
            font-family: 'Georgia', serif;
            color: #222;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            color: #2b2d42;
        }
        h2 {
            font-size: 2.2rem;
            color: #4361ee;
            border-left: 5px solid #4361ee;
            padding-left: 15px;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #3a56d4;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #555;
            font-weight: 500;
        }
        .highlight {
            background-color: #fffacd;
            padding: 2px 6px;
            border-radius: 3px;
            font-weight: 600;
        }
        strong {
            color: #2b2d42;
        }
        blockquote {
            border-left: 4px solid #4361ee;
            padding-left: 20px;
            margin: 2em 0;
            font-style: italic;
            color: #555;
            background-color: #f0f4ff;
            padding: 20px;
            border-radius: 0 8px 8px 0;
        }
        header {
            background: white;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2rem;
            color: #4361ee;
            font-weight: 900;
            letter-spacing: -1px;
        }
        .logo span {
            color: #ff6b6b;
        }
        .logo a {
            color: inherit;
        }
        nav ul {
            display: flex;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        nav ul li {
            margin-left: 30px;
        }
        nav ul li a {
            font-weight: 600;
            color: #444;
            padding: 5px 0;
            position: relative;
        }
        nav ul li a:hover {
            color: #4361ee;
        }
        nav ul li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #4361ee;
            transition: width 0.3s ease;
        }
        nav ul li a:hover::after {
            width: 100%;
        }
        .burger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: #4361ee;
        }
        .breadcrumb {
            background: #f0f4ff;
            padding: 15px 20px;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #666;
        }
        .breadcrumb a:hover {
            color: #4361ee;
        }
        .breadcrumb span {
            color: #888;
            margin: 0 8px;
        }
        .hero {
            background: linear-gradient(135deg, #f0f4ff 0%, #e9ecef 100%);
            padding: 80px 0;
            text-align: center;
            border-bottom: 1px solid #dee2e6;
        }
        .hero h1 {
            margin-bottom: 20px;
        }
        .hero .lead {
            max-width: 800px;
            margin: 0 auto 30px;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 40px;
        }
        main {
            background: white;
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        .featured-image {
            margin: 2em 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            max-width: 100%;
            height: auto;
        }
        .featured-image figcaption {
            margin-top: 10px;
            font-style: italic;
            color: #666;
            font-size: 0.95rem;
        }
        .interactive-section {
            background: #f8f9fa;
            padding: 30px;
            border-radius: 12px;
            margin: 40px 0;
            border-left: 5px solid #4361ee;
        }
        .interactive-section h3 {
            margin-top: 0;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        input, textarea, select {
            padding: 15px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #4361ee;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #ffd700;
            cursor: pointer;
        }
        .star-rating i {
            transition: transform 0.2s;
        }
        .star-rating i:hover {
            transform: scale(1.2);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin: 40px 0;
        }
        .web-link {
            background: #f0f4ff;
            padding: 15px;
            border-radius: 8px;
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            background: #e1e8ff;
            transform: translateY(-3px);
        }
        footer {
            background: #2b2d42;
            color: #adb5bd;
            padding-top: 60px;
        }
        .footer-top {
            padding-bottom: 40px;
        }
        .footer-bottom {
            background: #1d1e2c;
            padding: 25px 0;
            text-align: center;
            font-size: 0.9rem;
        }
        .copyright {
            color: #8d99ae;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            .web-links {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: white;
                box-shadow: 0 10px 20px rgba(0,0,0,0.1);
                padding: 20px;
                z-index: 999;
            }
            nav ul.show {
                display: flex;
            }
            nav ul li {
                margin: 10px 0;
                margin-left: 0;
            }
            .burger {
                display: block;
            }
            .header-container {
                padding: 15px;
            }
            main, aside {
                padding: 25px;
            }
            section {
                padding: 40px 0;
            }
            .hero {
                padding: 60px 0;
            }
        }
        @media (max-width: 576px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .btn {
                padding: 10px 20px;
            }
            .interactive-section {
                padding: 20px;
            }
        }