* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a0a2a;
            color: #f0f0f0;
            line-height: 1.7;
            overflow-x: hidden;
            background-image: radial-gradient(circle at 20% 30%, rgba(0, 40, 120, 0.15) 0%, transparent 20%),
                              radial-gradient(circle at 80% 70%, rgba(255, 215, 0, 0.1) 0%, transparent 20%);
        }
        a {
            color: #4fc3f7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #ffeb3b;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        section {
            padding: 40px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        header {
            background: linear-gradient(135deg, #1a237e 0%, #311b92 100%);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffeb3b, #ff9800);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 15px rgba(255, 235, 59, 0.3);
            letter-spacing: -1px;
        }
        .my-logo a {
            color: inherit;
            background: none;
        }
        .my-logo a:hover {
            transform: scale(1.05);
        }
        .burger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            background: transparent;
            border: none;
        }
        .burger span {
            width: 25px;
            height: 3px;
            background-color: #ffeb3b;
            margin: 3px 0;
            border-radius: 2px;
            transition: 0.3s;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: #e3f2fd;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 4px;
        }
        nav a:hover, nav a.active {
            background-color: rgba(255, 235, 59, 0.2);
            color: #ffeb3b;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #aaa;
            background-color: rgba(10, 10, 42, 0.8);
        }
        .breadcrumb a {
            color: #80d8ff;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-box {
            max-width: 600px;
            margin: 30px auto 40px;
            padding: 0 20px;
        }
        .search-form {
            display: flex;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
            border-radius: 50px;
            overflow: hidden;
        }
        .search-input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            background: #1a1a4a;
            color: #fff;
            font-size: 1.1rem;
        }
        .search-input::placeholder {
            color: #aaa;
        }
        .search-button {
            background: linear-gradient(90deg, #ff9800, #ff5722);
            color: white;
            border: none;
            padding: 0 35px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1.1rem;
            transition: all 0.3s;
        }
        .search-button:hover {
            background: linear-gradient(90deg, #ff5722, #ff9800);
            letter-spacing: 1px;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0;
        }
        main {
            background: rgba(16, 16, 56, 0.7);
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        h1 {
            font-size: 2.8rem;
            color: #ffeb3b;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-shadow: 0 2px 10px rgba(255, 235, 59, 0.3);
            border-left: 6px solid #ff9800;
            padding-left: 20px;
        }
        h2 {
            font-size: 2rem;
            color: #4fc3f7;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 10px;
            border-bottom: 2px dashed rgba(79, 195, 247, 0.4);
        }
        h3 {
            font-size: 1.6rem;
            color: #a5d6a7;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #ffcc80;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #bbdefb;
            font-weight: 300;
            padding: 15px;
            background: rgba(30, 30, 70, 0.5);
            border-radius: 8px;
            border-left: 4px solid #ff9800;
        }
        .highlight {
            background-color: rgba(255, 235, 59, 0.15);
            padding: 3px 8px;
            border-radius: 4px;
            font-weight: bold;
            color: #ffeb3b;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            flex-wrap: wrap;
            gap: 15px;
        }
        .update-time {
            color: #81c784;
            font-size: 0.95rem;
        }
        .hero-image {
            margin: 2rem auto;
            text-align: center;
        }
        .hero-image img {
            max-height: 500px;
            object-fit: cover;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
            border: 3px solid #311b92;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #b0bec5;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        blockquote {
            border-left: 5px solid #ff9800;
            padding-left: 25px;
            margin: 2rem 0;
            font-style: italic;
            color: #e0e0e0;
            background: rgba(255, 152, 0, 0.05);
            padding: 20px;
            border-radius: 0 8px 8px 0;
        }
        ul, ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.7rem;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 2rem 0;
            padding: 20px;
            background: rgba(30, 30, 70, 0.5);
            border-radius: 10px;
            justify-content: center;
        }
        .link-list a {
            background: rgba(79, 195, 247, 0.1);
            padding: 10px 20px;
            border-radius: 30px;
            border: 1px solid rgba(79, 195, 247, 0.3);
        }
        .link-list a:hover {
            background: rgba(79, 195, 247, 0.25);
            border-color: #4fc3f7;
        }
        aside {
            background: rgba(16, 16, 56, 0.7);
            border-radius: 15px;
            padding: 25px;
            align-self: start;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            color: #ffcc80;
            margin-bottom: 20px;
            padding-bottom: 8px;
            border-bottom: 1px solid rgba(255, 204, 128, 0.3);
        }
        .rating-widget {
            text-align: center;
            background: rgba(26, 35, 126, 0.5);
            padding: 25px;
            border-radius: 10px;
        }
        .stars {
            font-size: 2rem;
            color: #ffd740;
            margin: 15px 0;
            cursor: pointer;
        }
        .stars span {
            margin: 0 3px;
            transition: transform 0.2s;
        }
        .stars span:hover {
            transform: scale(1.3);
        }
        .rating-form button {
            background: #4caf50;
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 30px;
            cursor: pointer;
            font-weight: bold;
            margin-top: 15px;
            transition: background 0.3s;
        }
        .rating-form button:hover {
            background: #388e3c;
        }
        .comment-section {
            margin-top: 3rem;
        }
        .comment-form {
            background: rgba(30, 30, 70, 0.7);
            padding: 25px;
            border-radius: 10px;
            margin-bottom: 30px;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: #bbdefb;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 15px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
        }
        .form-control:focus {
            outline: none;
            border-color: #4fc3f7;
            box-shadow: 0 0 0 3px rgba(79, 195, 247, 0.2);
        }
        .submit-btn {
            background: linear-gradient(90deg, #2196f3, #0d47a1);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            font-size: 1.1rem;
            transition: all 0.3s;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #0d47a1, #2196f3);
            box-shadow: 0 5px 15px rgba(33, 150, 243, 0.4);
        }
        footer {
            background: linear-gradient(180deg, #1a237e 0%, #0a0a2a 100%);
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: #ffeb3b;
            margin-bottom: 15px;
        }
        .footer-links a {
            display: block;
            margin-bottom: 10px;
            color: #bbdefb;
        }
        friend-link {
            display: block;
            margin: 10px 0;
            padding: 10px;
            background: rgba(255, 152, 0, 0.1);
            border-radius: 5px;
            color: #ffcc80;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .burger {
                display: flex;
            }
            nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease;
            }
            nav.active {
                max-height: 400px;
                margin-top: 15px;
            }
            nav ul {
                flex-direction: column;
                gap: 0;
            }
            nav li {
                width: 100%;
                text-align: center;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
            }
            nav a {
                display: block;
                padding: 15px;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 576px) {
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
            }
            .link-list {
                justify-content: flex-start;
            }
            .search-input, .search-button {
                padding: 15px;
            }
        }