* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #4a00e0;
            --secondary: #8e2de2;
            --accent: #00d4ff;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --success: #28a745;
            --warning: #ffc107;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #0f0f1a;
            color: #e0e0ff;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #fff;
            text-shadow: 0 0 8px var(--accent);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, #16213e 100%);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--secondary);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(to right, #8e2de2, #4a00e0);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .breadcrumb {
            margin: 1rem 0;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--accent);
        }
        .breadcrumb span {
            margin: 0 5px;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 2rem;
        }
        .nav-links a {
            color: #ccc;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-links a:hover {
            color: #fff;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--accent);
        }
        .search-container {
            max-width: 600px;
            margin: 2rem auto;
            padding: 0 1rem;
        }
        .search-form {
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            background: rgba(255,255,255,0.1);
            color: white;
            font-size: 1rem;
            backdrop-filter: blur(10px);
        }
        .search-input::placeholder {
            color: #aaa;
        }
        .search-button {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 0 1.8rem;
            cursor: pointer;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .search-button:hover {
            background: linear-gradient(to right, var(--secondary), var(--primary));
        }
        main {
            padding: 2rem 0;
            background: radial-gradient(ellipse at center, #1a1a2e 0%, #0f0f1a 70%);
        }
        article {
            background: rgba(30, 30, 50, 0.7);
            border-radius: 20px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(142, 45, 226, 0.2);
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            background: linear-gradient(90deg, #8e2de2, #00d4ff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.4rem;
            margin: 2.5rem 0 1.2rem;
            color: #b19cd9;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed rgba(142, 45, 226, 0.5);
        }
        h3 {
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            color: #a3d9ff;
        }
        h4 {
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
            color: #89c2d9;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #c8e6ff;
            font-weight: 300;
            margin-bottom: 2rem;
            padding: 1rem;
            background: rgba(0, 212, 255, 0.05);
            border-left: 4px solid var(--accent);
            border-radius: 0 10px 10px 0;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(142,45,226,0.2), rgba(0,212,255,0.2));
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
            border-left: 5px solid var(--secondary);
        }
        .code-box {
            background: #1e1e2e;
            color: #f8f8f2;
            padding: 1.5rem;
            border-radius: 10px;
            font-family: 'Courier New', monospace;
            margin: 1.5rem 0;
            border: 1px solid #444;
            overflow-x: auto;
            white-space: nowrap;
        }
        .code-box span {
            color: #ff79c6;
        }
        .float-img {
            float: right;
            margin: 0 0 1rem 2rem;
            max-width: 400px;
            width: 100%;
            border-radius: 10px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            border: 2px solid var(--secondary);
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        strong {
            color: #fff;
            font-weight: 700;
        }
        em {
            color: #d4b3ff;
        }
        .interactive-section {
            background: rgba(26,26,46,0.9);
            border-radius: 15px;
            padding: 2rem;
            margin: 3rem 0;
            border: 1px solid var(--primary);
            box-shadow: inset 0 0 20px rgba(74,0,224,0.3);
        }
        .interactive-section h3 {
            text-align: center;
            margin-top: 0;
        }
        .rating-container, .comment-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 1.5rem;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
        }
        .stars {
            display: flex;
            justify-content: center;
            margin: 1rem 0;
            font-size: 2rem;
            color: var(--gray);
        }
        .stars i {
            cursor: pointer;
            margin: 0 5px;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: var(--warning);
            transform: scale(1.2);
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            color: #ccc;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem 1rem;
            border-radius: 8px;
            border: 1px solid #444;
            background: rgba(255,255,255,0.05);
            color: white;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0,212,255,0.2);
        }
        button[type="submit"] {
            background: linear-gradient(to right, var(--primary), var(--secondary));
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: bold;
            transition: var(--transition);
            align-self: flex-start;
        }
        button[type="submit"]:hover {
            background: linear-gradient(to right, var(--secondary), var(--primary));
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(142,45,226,0.4);
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px solid #333;
        }
        footer {
            background: linear-gradient(to bottom, #0c0c14, #000);
            padding: 3rem 0 1.5rem;
            border-top: 2px solid var(--primary);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: var(--accent);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 0.8rem;
            color: #aaa;
        }
        friend-link a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
            color: var(--gray);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
            .float-img { float: none; margin: 1rem auto; display: block; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background: rgba(26,26,46,0.98);
                width: 70%;
                height: calc(100vh - 80px);
                padding: 2rem;
                transition: 0.5s;
                border-left: 2px solid var(--secondary);
                backdrop-filter: blur(10px);
            }
            .nav-links.active { right: 0; }
            .nav-links li { margin: 1.5rem 0; }
            .header-top { flex-direction: column; align-items: flex-start; }
            .my-logo { margin-bottom: 1rem; }
            .breadcrumb { margin: 0.5rem 0; }
            article { padding: 1.5rem; }
        }
        @media (max-width: 576px) {
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            .container { padding: 0 15px; }
            .interactive-section { padding: 1.5rem; }
        }