* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f172a;
            color: #e2e8f0;
            line-height: 1.8;
            font-size: 1.05rem;
            overflow-x: hidden;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #38bdf8;
            transform: translateY(-1px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, #3b82f6, #8b5cf6);
            color: white;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
        }
        .btn:hover {
            background: linear-gradient(135deg, #2563eb, #7c3aed);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
        }
        section {
            padding: 80px 0;
        }
        h1, h2, h3, h4 {
            color: #f8fafc;
            margin-bottom: 1.5rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 3.2rem;
            background: linear-gradient(90deg, #60a5fa, #a78bfa);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-top: 1rem;
        }
        h2 {
            font-size: 2.5rem;
            border-left: 5px solid #3b82f6;
            padding-left: 15px;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #c7d2fe;
            margin-top: 2.5rem;
        }
        p {
            margin-bottom: 1.8rem;
            text-align: justify;
        }
        ul, ol {
            padding-left: 2rem;
            margin-bottom: 1.8rem;
        }
        li {
            margin-bottom: 0.8rem;
        }
        blockquote {
            border-left: 4px solid #8b5cf6;
            padding-left: 25px;
            margin: 2.5rem 0;
            font-style: italic;
            color: #cbd5e1;
            background-color: rgba(139, 92, 246, 0.08);
            padding: 25px;
            border-radius: 0 10px 10px 0;
        }
        hr {
            border: none;
            height: 2px;
            background: linear-gradient(90deg, transparent, #475569, transparent);
            margin: 3rem 0;
        }
        header {
            background-color: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid #334155;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #fbbf24, #f97316);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .logo span {
            color: #60a5fa;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 8px;
        }
        .nav-links a:hover {
            background-color: rgba(59, 130, 246, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #f8fafc;
        }
        .breadcrumb {
            padding: 20px 0 10px;
            font-size: 0.95rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #cbd5e1;
        }
        .breadcrumb i {
            margin: 0 10px;
        }
        .hero {
            background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.15), transparent 50%),
                        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.1), transparent 50%);
            padding: 100px 0 60px;
            text-align: center;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 2rem auto;
            color: #cbd5e1;
        }
        .search-box {
            max-width: 700px;
            margin: 3rem auto;
            background: rgba(30, 41, 59, 0.7);
            padding: 25px;
            border-radius: 20px;
            border: 1px solid #475569;
        }
        .search-box h3 {
            text-align: center;
            margin-bottom: 1.5rem;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 16px 20px;
            border-radius: 50px;
            border: 2px solid #475569;
            background-color: #1e293b;
            color: #f8fafc;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-form input:focus {
            border-color: #60a5fa;
        }
        .search-form button {
            padding: 16px 30px;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 50px;
        }
        .main-content {
            background: rgba(30, 41, 59, 0.4);
            padding: 40px;
            border-radius: 20px;
            border: 1px solid #334155;
        }
        .sidebar {
            background: rgba(30, 41, 59, 0.4);
            padding: 30px;
            border-radius: 20px;
            border: 1px solid #334155;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar h3 {
            margin-top: 0;
            border-bottom: 2px solid #475569;
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
            padding-left: 0;
        }
        .sidebar li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #475569;
        }
        .featured-image {
            margin: 3rem 0;
            text-align: center;
        }
        .featured-image figcaption {
            margin-top: 10px;
            font-style: italic;
            color: #94a3b8;
        }
        .highlight {
            background-color: rgba(251, 191, 36, 0.1);
            border-left: 5px solid #fbbf24;
            padding: 25px;
            border-radius: 0 10px 10px 0;
            margin: 2.5rem 0;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 5px;
        }
        .term {
            background-color: rgba(139, 92, 246, 0.2);
            padding: 2px 8px;
            border-radius: 5px;
            font-weight: 600;
            color: #c7d2fe;
        }
        .user-interaction {
            background: rgba(30, 41, 59, 0.7);
            padding: 40px;
            border-radius: 20px;
            margin-top: 4rem;
            border: 1px solid #475569;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 2rem;
        }
        .comment-box, .rating-box {
            background: rgba(15, 23, 42, 0.6);
            padding: 25px;
            border-radius: 15px;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .rating-stars i {
            color: #94a3b8;
            font-size: 1.8rem;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #fbbf24;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 14px;
            border-radius: 10px;
            border: 1px solid #475569;
            background-color: #1e293b;
            color: #f8fafc;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #60a5fa;
        }
        .longtail-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 60px 0 40px;
        }
        .web-link {
            background: rgba(30, 41, 59, 0.5);
            padding: 20px;
            border-radius: 10px;
            border-left: 4px solid #3b82f6;
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            background: rgba(30, 41, 59, 0.8);
            transform: translateX(5px);
        }
        footer {
            background-color: #0a0e1a;
            padding: 50px 0 30px;
            border-top: 1px solid #334155;
            text-align: center;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 25px;
            margin-bottom: 30px;
        }
        .copyright {
            color: #94a3b8;
            font-size: 0.95rem;
            padding-top: 30px;
            border-top: 1px solid #334155;
        }
        @media (max-width: 1024px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 2.8rem;
            }
            h2 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: rgba(15, 23, 42, 0.98);
                flex-direction: column;
                padding: 20px;
                text-align: center;
                border-top: 1px solid #334155;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
            }
            .nav-links.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            .hero {
                padding: 80px 0 40px;
            }
            section {
                padding: 60px 0;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
            .main-content, .sidebar, .search-box, .user-interaction {
                padding: 25px;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }