* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #6a11cb;
            --secondary-color: #2575fc;
            --accent-color: #ff4e50;
            --dark-bg: #0f0f1a;
            --darker-bg: #080811;
            --light-bg: #1a1a2e;
            --text-primary: #f0f0f0;
            --text-secondary: #b0b0c0;
            --border-color: #2a2a3e;
            --card-bg: #151525;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            --radius: 12px;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-primary);
            background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        a {
            color: var(--secondary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: rgba(15, 15, 26, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-color);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -0.5px;
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: var(--text-primary);
            font-weight: 600;
            padding: 8px 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            transition: var(--transition);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 5px;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: rgba(26, 26, 46, 0.7);
            margin-bottom: 30px;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            color: var(--text-secondary);
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--text-primary);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        .article-content {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: var(--card-bg);
            border-radius: var(--radius);
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget-title i {
            color: var(--secondary-color);
        }
        h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 25px;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-align: center;
        }
        h2 {
            font-size: 2rem;
            margin: 50px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
            color: var(--text-primary);
        }
        h3 {
            font-size: 1.5rem;
            margin: 35px 0 15px;
            color: var(--text-primary);
        }
        h4 {
            font-size: 1.2rem;
            margin: 25px 0 10px;
            color: var(--text-secondary);
        }
        p {
            margin-bottom: 20px;
            color: var(--text-secondary);
        }
        .lead {
            font-size: 1.2rem;
            color: var(--text-primary);
            font-weight: 500;
            background-color: rgba(106, 17, 203, 0.1);
            padding: 20px;
            border-radius: var(--radius);
            border-left: 4px solid var(--primary-color);
            margin-bottom: 30px;
        }
        .highlight {
            background-color: rgba(255, 78, 80, 0.1);
            padding: 20px;
            border-radius: var(--radius);
            border-left: 4px solid var(--accent-color);
            margin: 25px 0;
        }
        .featured-image {
            margin: 40px 0;
            position: relative;
            overflow: hidden;
            border-radius: var(--radius);
        }
        .featured-image img {
            width: 100%;
            transition: var(--transition);
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            margin-top: 10px;
            font-size: 0.9rem;
        }
        blockquote {
            border-left: 4px solid var(--secondary-color);
            padding-left: 20px;
            margin: 30px 0;
            font-style: italic;
            color: var(--text-primary);
            background-color: rgba(37, 117, 252, 0.05);
            padding: 20px;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            color: white;
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(106, 17, 203, 0.3);
            color: white;
        }
        .tag {
            display: inline-block;
            background-color: rgba(106, 17, 203, 0.2);
            color: var(--text-primary);
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 8px;
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .tag:hover {
            background-color: rgba(106, 17, 203, 0.4);
        }
        .search-form {
            display: flex;
            margin-bottom: 30px;
        }
        .search-input {
            flex-grow: 1;
            padding: 12px 20px;
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: 50px 0 0 50px;
            color: var(--text-primary);
            font-size: 1rem;
        }
        .search-input:focus {
            outline: none;
            border-color: var(--secondary-color);
        }
        .search-btn {
            background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: linear-gradient(90deg, #5a0cb9, #1c6afc);
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin-top: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-label {
            margin-bottom: 8px;
            color: var(--text-primary);
            font-weight: 500;
        }
        .form-input, .form-textarea {
            padding: 12px 15px;
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            color: var(--text-primary);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--secondary-color);
            box-shadow: 0 0 0 3px rgba(37, 117, 252, 0.1);
        }
        .form-textarea {
            min-height: 120px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            gap: 5px;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #444;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffc107;
        }
        .site-footer {
            background-color: var(--darker-bg);
            margin-top: 60px;
            padding: 50px 0 30px;
            border-top: 1px solid var(--border-color);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--text-primary);
        }
        friend-link {
            display: block;
            margin-bottom: 10px;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .update-time {
            display: inline-block;
            background-color: rgba(37, 117, 252, 0.1);
            padding: 8px 15px;
            border-radius: 20px;
            color: var(--secondary-color);
            font-size: 0.9rem;
            margin-bottom: 30px;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: -1;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: var(--dark-bg);
                flex-direction: column;
                padding: 20px;
                gap: 15px;
                border-top: 1px solid var(--border-color);
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-content {
                padding: 12px 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .article-content {
                padding: 25px;
            }
            .footer-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .article-content {
                padding: 20px;
            }
            .btn {
                padding: 10px 20px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease-out forwards;
        }
        .stagger-delay:nth-child(1) { animation-delay: 0.1s; }
        .stagger-delay:nth-child(2) { animation-delay: 0.2s; }
        .stagger-delay:nth-child(3) { animation-delay: 0.3s; }
        .stagger-delay:nth-child(4) { animation-delay: 0.4s; }
        .text-center { text-align: center; }
        .mt-30 { margin-top: 30px; }
        .mb-30 { margin-bottom: 30px; }
        .py-20 { padding-top: 20px; padding-bottom: 20px; }
        .opacity-70 { opacity: 0.7; }
        .flex { display: flex; }
        .flex-col { flex-direction: column; }
        .items-center { align-items: center; }
        .justify-between { justify-content: space-between; }
        .gap-20 { gap: 20px; }