* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f1525;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #74c0fc;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a2332 0%, #0f1525 100%);
            padding: 1rem 0;
            border-bottom: 2px solid #2d3748;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #00dbde, #fc00ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo a:hover {
            background: linear-gradient(90deg, #fc00ff, #00dbde);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: #cbd5e0;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 6px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            background-color: #2d3748;
            color: #4dabf7;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #cbd5e0;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #a0aec0;
            background-color: #1a2332;
            border-bottom: 1px solid #2d3748;
        }
        .breadcrumb a {
            color: #a0aec0;
        }
        .breadcrumb a:hover {
            color: #4dabf7;
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        article {
            background-color: #1a2332;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            color: #ffffff;
            line-height: 1.2;
            border-left: 5px solid #00dbde;
            padding-left: 1rem;
        }
        h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            color: #74c0fc;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #2d3748;
        }
        h3 {
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
            color: #a5d8ff;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(0,219,222,0.1), rgba(252,0,255,0.1));
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid #00dbde;
            margin: 2rem 0;
        }
        .keyword-link {
            font-weight: bold;
            color: #ffd43b;
            border-bottom: 1px dotted #ffd43b;
        }
        .featured-image {
            margin: 2.5rem auto;
            text-align: center;
        }
        .featured-image figcaption {
            font-style: italic;
            color: #a0aec0;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .interactive-section {
            background-color: #252f40;
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
            border: 1px solid #4dabf7;
        }
        .interactive-section h3 {
            color: #4dabf7;
            margin-top: 0;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
            margin-top: 1.5rem;
        }
        input, textarea, select {
            padding: 0.9rem;
            border-radius: 8px;
            border: 1px solid #4a5568;
            background-color: #2d3748;
            color: #e2e8f0;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #4dabf7;
            box-shadow: 0 0 0 3px rgba(77, 171, 247, 0.2);
        }
        button {
            background: linear-gradient(90deg, #00dbde, #0093E9);
            color: white;
            border: none;
            padding: 1rem 1.8rem;
            border-radius: 8px;
            font-weight: bold;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            align-self: flex-start;
        }
        button:hover {
            background: linear-gradient(90deg, #0093E9, #00dbde);
            transform: scale(1.03);
            box-shadow: 0 5px 15px rgba(0, 147, 233, 0.4);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating-stars i {
            font-size: 1.8rem;
            color: #4a5568;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #ffd43b;
        }
        .comments-section {
            margin-top: 3rem;
        }
        .comment {
            background-color: #2d3748;
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 1.5rem;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            color: #a0aec0;
            font-size: 0.9rem;
            margin-bottom: 0.8rem;
        }
        aside {
            background-color: #1a2332;
            padding: 1.8rem;
            border-radius: 15px;
            align-self: start;
            position: sticky;
            top: 120px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: #74c0fc;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #2d3748;
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            position: relative;
        }
        .sidebar-links li:before {
            content: '▸';
            color: #00dbde;
            position: absolute;
            left: 0;
        }
        .long-tail-links {
            background-color: #1a2332;
            padding: 2.5rem 0;
            margin-top: 3rem;
            border-top: 2px solid #2d3748;
            border-bottom: 2px solid #2d3748;
        }
        .web-link {
            display: inline-block;
            margin: 0.7rem 1.5rem;
            font-size: 1.05rem;
        }
        .links-container {
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }
        footer {
            text-align: center;
            padding: 2rem 0;
            color: #a0aec0;
            font-size: 0.95rem;
            background-color: #0f1525;
        }
        .footer-links {
            margin-bottom: 1.5rem;
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
                order: -1;
            }
            h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background-color: #1a2332;
                width: 70%;
                height: calc(100vh - 80px);
                padding: 2rem;
                transition: right 0.5s ease;
                box-shadow: -5px 0 15px rgba(0,0,0,0.5);
                z-index: 999;
            }
            .nav-links.active {
                right: 0;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                padding: 0 15px;
            }
            article {
                padding: 1.8rem;
            }
            .web-link {
                display: block;
                margin: 1rem 0;
            }
        }
        .text-center { text-align: center; }
        .mb-3 { margin-bottom: 3rem; }
        .mt-3 { margin-top: 3rem; }
        .emoji { font-size: 1.2em; }