* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f1521;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #74c0fc;
            transform: translateY(-2px);
        }
        .site-header {
            background: linear-gradient(135deg, #1a2332 0%, #0f1521 100%);
            padding: 1.5rem 5%;
            border-bottom: 2px solid #2a3a5a;
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4, #45b7d1);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #4ecdc4;
            background: none;
            border: none;
        }
        .main-nav {
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        .main-nav a {
            color: #b0bec5;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .main-nav a:hover {
            background-color: rgba(78, 205, 196, 0.2);
            color: #4ecdc4;
        }
        .breadcrumb {
            background-color: #1a2332;
            padding: 1rem 5%;
            font-size: 0.9rem;
            color: #90a4ae;
            border-bottom: 1px solid #2a3a5a;
        }
        .breadcrumb a {
            color: #b0bec5;
        }
        .breadcrumb span {
            margin: 0 0.5rem;
        }
        .container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 5%;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .container {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: #1a2332;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #2a3a5a;
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            color: #4ecdc4;
            line-height: 1.2;
            border-left: 5px solid #ff6b6b;
            padding-left: 1rem;
        }
        h2 {
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            color: #45b7d1;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #2a3a5a;
        }
        h3 {
            font-size: 1.6rem;
            margin: 2rem 0 0.8rem;
            color: #ffd166;
        }
        h4 {
            font-size: 1.3rem;
            margin: 1.5rem 0 0.5rem;
            color: #a78bfa;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(255, 107, 107, 0.1);
            border-left: 4px solid #ff6b6b;
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .update-time {
            display: inline-block;
            background-color: #2a3a5a;
            color: #ffd166;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            margin-bottom: 2rem;
            font-size: 0.9rem;
            font-weight: bold;
        }
        .sidebar {
            background-color: #1a2332;
            padding: 1.8rem;
            border-radius: 15px;
            align-self: start;
            position: sticky;
            top: 120px;
            border: 1px solid #2a3a5a;
        }
        .sidebar h3 {
            color: #4ecdc4;
            margin-top: 0;
        }
        .form-section {
            background-color: #141b29;
            padding: 1.8rem;
            border-radius: 10px;
            margin: 2.5rem 0;
            border: 1px solid #2a3a5a;
        }
        .form-section h3 {
            margin-top: 0;
        }
        input, textarea, select, button {
            width: 100%;
            padding: 0.8rem 1rem;
            margin-bottom: 1rem;
            border-radius: 8px;
            border: 1px solid #2a3a5a;
            background-color: #0f1521;
            color: #e0e0e0;
            font-size: 1rem;
        }
        button {
            background: linear-gradient(90deg, #4ecdc4, #45b7d1);
            color: #0f1521;
            font-weight: bold;
            border: none;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(78, 205, 196, 0.4);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
            font-size: 1.8rem;
            color: #ffd166;
            justify-content: center;
        }
        .rating-stars i {
            cursor: pointer;
            transition: color 0.2s;
        }
        .site-footer {
            background-color: #0a0f18;
            padding: 3rem 5%;
            margin-top: 4rem;
            border-top: 3px solid #2a3a5a;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            margin-bottom: 2rem;
        }
        .friend-links a {
            background-color: #1a2332;
            padding: 0.7rem 1.2rem;
            border-radius: 8px;
            border: 1px solid #2a3a5a;
        }
        .friend-links a:hover {
            background-color: #2a3a5a;
        }
        .copyright {
            text-align: center;
            color: #90a4ae;
            font-size: 0.9rem;
            padding-top: 2rem;
            border-top: 1px solid #2a3a5a;
        }
        @media (max-width: 768px) {
            .site-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 5%;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.5rem;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                text-align: center;
                padding: 0.8rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .sidebar {
                position: static;
            }
        }