* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #6C63FF;
            --secondary: #FF6584;
            --accent: #36D1DC;
            --dark: #2A2D43;
            --light: #F8F9FA;
            --gray: #6C757D;
            --success: #28A745;
            --warning: #FFC107;
            --radius: 12px;
            --shadow: 0 8px 30px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            min-height: 100vh;
        }
        h1, h2, h3, h4 {
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 1.2rem;
            color: var(--dark);
        }
        h1 {
            font-size: 3.2rem;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-top: 1rem;
        }
        h2 {
            font-size: 2.4rem;
            border-left: 5px solid var(--primary);
            padding-left: 1rem;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--secondary);
            margin-top: 2.5rem;
        }
        h4 {
            font-size: 1.4rem;
            color: var(--dark);
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: #444;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem;
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            text-decoration: none;
            background: linear-gradient(90deg, #FF6584, #6C63FF);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .nav-links a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .nav-links a:hover {
            background: var(--primary);
            color: white;
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--dark);
        }
        .breadcrumb {
            padding: 1.5rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb span {
            color: var(--gray);
        }
        main {
            background: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 3rem;
            margin: 2rem auto;
        }
        .search-section {
            background: linear-gradient(135deg, var(--light) 0%, #e3f2fd 100%);
            padding: 2rem;
            border-radius: var(--radius);
            margin: 2.5rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1.5rem auto 0;
        }
        .search-form input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: 2px solid var(--primary);
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1.1rem;
            outline: none;
        }
        .search-form button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 2rem;
            border-radius: 0 var(--radius) var(--radius) 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--secondary);
        }
        .highlight-box {
            background: linear-gradient(135deg, #E3F2FD, #F3E5F5);
            border-left: 5px solid var(--accent);
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: var(--radius);
        }
        .tip {
            background: #FFF3CD;
            border-left: 5px solid var(--warning);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: var(--radius);
        }
        .tip i {
            color: var(--warning);
            margin-right: 10px;
        }
        .links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 3rem 0;
        }
        .link-card {
            background: var(--light);
            padding: 1.8rem;
            border-radius: var(--radius);
            text-decoration: none;
            color: var(--dark);
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .link-card:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .link-card h4 {
            color: var(--primary);
            margin: 0 0 1rem 0;
        }
        .content-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--radius);
            margin: 2.5rem auto;
            display: block;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .content-image:hover {
            transform: scale(1.02);
        }
        .user-interaction {
            background: #f8f9fa;
            padding: 3rem;
            border-radius: var(--radius);
            margin: 4rem 0;
            border: 2px dashed var(--primary);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }
        .interaction-form {
            background: white;
            padding: 2rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .interaction-form h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            outline: none;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating-stars i {
            color: #ddd;
            cursor: pointer;
            font-size: 1.8rem;
            transition: var(--transition);
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: var(--warning);
        }
        .btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            display: inline-block;
            text-decoration: none;
        }
        .btn:hover {
            background: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(108, 99, 255, 0.2);
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 4rem 0 2rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-section h3 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.5rem;
        }
        friend-link {
            display: block;
            margin-bottom: 1rem;
        }
        friend-link a {
            color: #ddd;
            text-decoration: none;
            transition: var(--transition);
        }
        friend-link a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.2rem; }
            main { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                background: white;
                flex-direction: column;
                align-items: center;
                padding: 2rem 0;
                transition: 0.3s;
                box-shadow: var(--shadow);
            }
            .nav-links.active {
                left: 0;
            }
            .container {
                padding: 0 1.5rem;
            }
            .header-content {
                padding: 0.5rem 0;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input {
                border-radius: var(--radius);
                margin-bottom: 1rem;
            }
            .search-form button {
                border-radius: var(--radius);
                padding: 1rem;
            }
            .user-interaction {
                padding: 2rem;
            }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            main { padding: 1.5rem; }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }
        .content-section {
            margin-bottom: 3rem;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 5px;
        }
        .keyword {
            background: linear-gradient(120deg, rgba(108, 99, 255, 0.1) 0%, rgba(54, 209, 220, 0.1) 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            font-weight: 600;
            color: var(--primary);
        }
        .last-updated {
            background: var(--light);
            padding: 1rem;
            border-radius: var(--radius);
            margin: 2rem 0;
            display: inline-block;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .last-updated i {
            margin-right: 8px;
            color: var(--success);
        }