* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #4a6ee0;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #2a4ec4;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: #ffcc00;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 5px;
        }
        .main-nav a:hover, .main-nav a.active {
            background-color: rgba(255,255,255,0.15);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #6c757d;
        }
        .breadcrumb a:hover {
            color: #4a6ee0;
        }
        .search-module {
            background-color: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 2rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1rem auto;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #ddd;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-form input:focus {
            border-color: #4a6ee0;
        }
        .search-form button {
            background: linear-gradient(to right, #4a6ee0, #6a11cb);
            color: white;
            border: none;
            padding: 0 2rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            transition: opacity 0.3s;
        }
        .search-form button:hover {
            opacity: 0.9;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.06);
        }
        .sidebar {
            background: white;
            padding: 1.8rem;
            border-radius: 15px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.06);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h1 {
            font-size: 2.8rem;
            color: #2d3748;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: #4a6ee0;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #f0f4ff;
        }
        h3 {
            font-size: 1.6rem;
            color: #5a67d8;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #718096;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #4a5568;
            font-weight: 500;
            margin-bottom: 2rem;
            padding-left: 1rem;
            border-left: 5px solid #4a6ee0;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 5px solid #ffcc00;
            margin: 1.8rem 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3em;
        }
        .value-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            border-radius: 10px;
            overflow: hidden;
        }
        .value-table th, .value-table td {
            padding: 1rem 1.2rem;
            text-align: left;
            border-bottom: 1px solid #e2e8f0;
        }
        .value-table th {
            background-color: #4a6ee0;
            color: white;
            font-weight: 600;
        }
        .value-table tr:nth-child(even) {
            background-color: #f8fafc;
        }
        .value-table tr:hover {
            background-color: #f0f4ff;
        }
        ul, ol {
            margin-left: 1.8rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .featured-image {
            margin: 2.5rem 0;
            text-align: center;
        }
        .featured-image img {
            border-radius: 15px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            max-width: 800px;
            margin: 0 auto;
        }
        .img-caption {
            font-size: 0.95rem;
            color: #718096;
            margin-top: 0.8rem;
            font-style: italic;
        }
        .user-rating {
            background: linear-gradient(to bottom right, #f7f9ff, #eef2ff);
            padding: 2rem;
            border-radius: 15px;
            margin: 3rem 0;
            text-align: center;
        }
        .stars {
            font-size: 2.2rem;
            color: #ffcc00;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars i {
            margin: 0 0.2rem;
            transition: transform 0.2s;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form, .rating-form {
            margin-top: 2rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
            text-align: left;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #4a5568;
        }
        .form-control {
            width: 100%;
            padding: 0.9rem 1.2rem;
            border: 2px solid #cbd5e0;
            border-radius: 10px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-control:focus {
            border-color: #4a6ee0;
            outline: none;
        }
        .btn {
            background: linear-gradient(to right, #4a6ee0, #6a11cb);
            color: white;
            border: none;
            padding: 0.9rem 2.5rem;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-block;
        }
        .btn:hover {
            opacity: 0.9;
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(74, 110, 224, 0.3);
        }
        .update-time {
            font-size: 0.95rem;
            color: #718096;
            text-align: right;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px solid #e2e8f0;
        }
        .site-footer {
            background-color: #2d3748;
            color: #cbd5e0;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-columns {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 3rem;
            margin-bottom: 2.5rem;
        }
        @media (max-width: 768px) {
            .footer-columns {
                grid-template-columns: 1fr;
            }
        }
        .footer-title {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.7rem;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 3px;
            background-color: #4a6ee0;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #a0aec0;
            transition: color 0.3s, padding-left 0.3s;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 8px;
        }
        friend-link {
            display: block;
            background-color: #4a5568;
            padding: 1.2rem;
            border-radius: 8px;
            margin-bottom: 1rem;
            text-align: center;
            font-weight: 600;
        }
        friend-link a {
            color: #90cdf4;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #6a11cb;
                padding: 1rem;
                border-top: 1px solid rgba(255,255,255,0.1);
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            .main-nav.active ul {
                display: flex;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .main-content {
                padding: 1.5rem;
            }
        }