:root {
            --primary-green: #7BC67B;
            --secondary-blue: #5DADE2;
            --accent-yellow: #F7DC6F;
            --dark-gray: #2C3E50;
            --light-gray: #ECF0F1;
            --text-dark: #34495E;
            --white: #FFFFFF;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --border-radius: 12px;
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: #f9fdf9;
            background-image: radial-gradient(var(--primary-green) 1px, transparent 1px);
            background-size: 30px 30px;
        }
        a {
            color: var(--secondary-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-green);
            text-decoration: underline;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
            border-bottom: 2px solid var(--light-gray);
        }
        .my-logo {
            font-family: 'Comic Sans MS', cursive, sans-serif;
            font-size: 2.2rem;
            font-weight: bold;
            color: var(--primary-green);
            text-shadow: 2px 2px 0 var(--accent-yellow);
            letter-spacing: 1px;
        }
        .my-logo span {
            color: var(--secondary-blue);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: var(--dark-gray);
            cursor: pointer;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        nav a {
            font-weight: 600;
            color: var(--dark-gray);
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        nav a:hover {
            border-bottom-color: var(--primary-green);
            text-decoration: none;
        }
        .breadcrumb {
            padding: 12px 0;
            font-size: 0.9rem;
            color: #666;
        }
        .breadcrumb a {
            color: #666;
        }
        .breadcrumb span {
            margin: 0 5px;
        }
        .hero {
            background: linear-gradient(135deg, var(--primary-green), var(--secondary-blue));
            color: var(--white);
            padding: 60px 0;
            text-align: center;
            margin-bottom: 40px;
            border-radius: 0 0 var(--border-radius) var(--border-radius);
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 25px;
            opacity: 0.95;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        .content-area {
            background: var(--white);
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: var(--white);
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        h1, h2, h3, h4 {
            color: var(--dark-gray);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid var(--primary-green);
            padding-left: 15px;
            margin-top: 40px;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--secondary-blue);
            margin-top: 30px;
        }
        h4 {
            font-size: 1.4rem;
            color: var(--primary-green);
            margin-top: 25px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .highlight {
            background-color: var(--accent-yellow);
            padding: 25px;
            border-radius: var(--border-radius);
            margin: 25px 0;
            border-left: 5px solid #F1C40F;
            font-weight: 600;
        }
        .feature-image {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 25px 0;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .feature-image:hover {
            transform: scale(1.01);
        }
        .link-box {
            background: var(--light-gray);
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 25px 0;
        }
        .link-box h4 {
            margin-top: 0;
            color: var(--dark-gray);
        }
        .link-list {
            list-style: none;
            padding-left: 0;
        }
        .link-list li {
            padding: 10px 0;
            border-bottom: 1px dashed #ccc;
        }
        .link-list li:last-child {
            border-bottom: none;
        }
        .search-box, .comment-form, .rating-form {
            background: var(--light-gray);
            padding: 25px;
            border-radius: var(--border-radius);
            margin: 30px 0;
        }
        .form-group {
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--dark-gray);
        }
        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            border-color: var(--primary-green);
            outline: none;
        }
        button {
            background: var(--primary-green);
            color: var(--white);
            border: none;
            padding: 14px 28px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        button:hover {
            background: #6AB66A;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: var(--accent-yellow);
        }
        footer {
            background: var(--dark-gray);
            color: var(--light-gray);
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: var(--white);
            border-left: none;
            padding-left: 0;
            font-size: 1.5rem;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 12px;
        }
        .footer-section a {
            color: #bbb;
        }
        .footer-section a:hover {
            color: var(--primary-green);
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.1);
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 15px;
            text-align: center;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 25px;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .mobile-toggle {
                display: block;
            }
            nav {
                width: 100%;
                display: none;
                margin-top: 15px;
            }
            nav.active {
                display: block;
            }
            nav ul {
                flex-direction: column;
                gap: 0;
            }
            nav li {
                border-bottom: 1px solid var(--light-gray);
            }
            nav a {
                display: block;
                padding: 15px;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .content-area {
                padding: 25px;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .content-area {
                padding: 20px;
            }
        }
        .update-time {
            font-size: 0.9rem;
            color: #777;
            font-style: italic;
            margin-bottom: 30px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .text-bold {
            font-weight: 700;
            color: var(--dark-gray);
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }