* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a0a0f;
            color: #e0e0e0;
            line-height: 1.7;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            color: #6a9eff;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #a3c4ff;
            text-shadow: 0 0 8px rgba(106, 158, 255, 0.5);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #0c0c18 100%);
            border-bottom: 1px solid #2a2a3e;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff6b6b, #6a9eff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
        }
        .my-logo a {
            background: none;
            text-shadow: none;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #ccc;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, #ff6b6b, #6a9eff);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #6a9eff;
            background: none;
            border: none;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #999;
        }
        .breadcrumb a {
            color: #999;
        }
        .breadcrumb span {
            margin: 0 0.5rem;
        }
        .search-container {
            background: #1a1a2e;
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
            text-align: center;
            border: 1px solid #2a2a3e;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            border-radius: 50px 0 0 50px;
            background: #0c0c18;
            color: #fff;
            font-size: 1rem;
            border: 1px solid #2a2a3e;
            border-right: none;
        }
        .search-button {
            background: linear-gradient(90deg, #6a9eff, #4a7dff);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            transition: transform 0.2s ease;
        }
        .search-button:hover {
            transform: scale(1.03);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        .article-content {
            background: #11111f;
            padding: 2.5rem;
            border-radius: 16px;
            border: 1px solid #252535;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        .sidebar {
            background: #11111f;
            padding: 1.5rem;
            border-radius: 12px;
            border: 1px solid #252535;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h1, h2, h3, h4 {
            color: #f0f0f0;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
            font-weight: 700;
        }
        h1 {
            font-size: 2.8rem;
            background: linear-gradient(90deg, #ff8a8a, #6a9eff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            border-bottom: 3px solid #2a2a3e;
            padding-bottom: 1rem;
            margin-top: 0;
        }
        h2 {
            font-size: 2rem;
            color: #6a9eff;
            padding-left: 0.5rem;
            border-left: 5px solid #ff6b6b;
        }
        h3 {
            font-size: 1.6rem;
            color: #ff8a8a;
        }
        h4 {
            font-size: 1.3rem;
            color: #a3c4ff;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #ccc;
            font-weight: 300;
            padding: 1.5rem;
            background: #1a1a2a;
            border-radius: 10px;
            border-left: 5px solid #6a9eff;
        }
        strong, b {
            color: #ffb74d;
            font-weight: 700;
        }
        em {
            color: #a3c4ff;
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(135deg, #1a2a3e, #0c1a2c);
            border: 1px solid #2a4a6e;
            padding: 2rem;
            border-radius: 12px;
            margin: 2rem 0;
            box-shadow: inset 0 0 20px rgba(0, 30, 60, 0.3);
        }
        .featured-image {
            margin: 2.5rem auto;
            max-width: 900px;
            position: relative;
            overflow: hidden;
            border-radius: 12px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7);
        }
        .featured-image img {
            transition: transform 0.5s ease;
            width: 100%;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #aaa;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .internal-links {
            background: #151525;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .internal-links h3 {
            margin-top: 0;
        }
        .internal-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 0.8rem;
        }
        .internal-links li {
            padding: 0.5rem;
            border-left: 3px solid #6a9eff;
            background: #0f0f1a;
            border-radius: 0 5px 5px 0;
        }
        .user-interaction {
            margin: 3rem 0;
            padding: 2rem;
            background: #11111f;
            border-radius: 12px;
            border: 1px solid #252535;
        }
        .interaction-title {
            text-align: center;
            margin-bottom: 2rem;
        }
        .rating-form, .comment-form {
            margin-bottom: 2.5rem;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 2rem;
            color: #444;
        }
        .star {
            cursor: pointer;
            transition: color 0.2s, transform 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ffb74d;
            transform: scale(1.2);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            color: #ccc;
            font-weight: 500;
        }
        input, textarea, select {
            width: 100%;
            padding: 1rem;
            border-radius: 8px;
            border: 1px solid #2a2a3e;
            background: #0c0c18;
            color: #fff;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #6a9eff;
            box-shadow: 0 0 0 3px rgba(106, 158, 255, 0.2);
        }
        .submit-button {
            background: linear-gradient(90deg, #ff6b6b, #6a9eff);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1.1rem;
            display: block;
            margin: 0 auto;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .submit-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(106, 158, 255, 0.3);
        }
        .site-footer {
            background: #0c0c18;
            border-top: 1px solid #2a2a3e;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #6a9eff;
            margin-bottom: 1.5rem;
            font-size: 1.4rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        friend-link {
            display: block;
            padding: 0.8rem;
            background: #151525;
            margin-bottom: 0.8rem;
            border-radius: 6px;
            border-left: 4px solid #ff6b6b;
            transition: background 0.3s;
        }
        friend-link:hover {
            background: #1a1a2e;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2a2a3e;
            color: #777;
            font-size: 0.9rem;
        }
        .last-updated {
            color: #ffb74d;
            font-weight: 600;
            background: #1a1a2a;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            display: inline-block;
            margin: 1rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .main-nav {
                order: 3;
                width: 100%;
                margin-top: 1rem;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                border-bottom: 1px solid #2a2a3e;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
            }
            .hamburger {
                display: block;
            }
            .article-content {
                padding: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 1rem;
                border-right: 1px solid #2a2a3e;
            }
            .search-button {
                border-radius: 50px;
                width: 100%;
            }
        }