* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #FF4655; 
            --secondary: #1A1A2E; 
            --accent: #00FF9D; 
            --light: #F8F9FA;
            --dark: #0F0F1B;
            --gray: #6C757D;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0,0,0,0.15);
            --radius: 8px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0F0F1B 0%, #1A1A2E 100%);
            color: var(--light);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(15, 15, 27, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--primary);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--accent);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--primary);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        nav a:hover {
            background: var(--primary);
            color: white;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--light);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background: rgba(26, 26, 46, 0.8);
            padding: 12px 0;
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
        }
        main {
            padding: 40px 0;
            min-height: 100vh;
        }
        article {
            background: rgba(26, 26, 46, 0.7);
            border-radius: var(--radius);
            padding: 40px;
            margin-bottom: 40px;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        h1 {
            color: var(--accent);
            font-size: 2.8rem;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        h2 {
            color: var(--primary);
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid rgba(255, 70, 85, 0.3);
        }
        h3 {
            color: var(--accent);
            font-size: 1.5rem;
            margin: 30px 0 15px;
        }
        h4 {
            color: #FFB347;
            font-size: 1.2rem;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            color: #E0E0E0;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(255,70,85,0.1), rgba(0,255,157,0.1));
            border-left: 4px solid var(--accent);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .tip-box {
            background: rgba(0,255,157,0.1);
            border: 1px solid var(--accent);
            padding: 20px;
            border-radius: var(--radius);
            margin: 25px 0;
        }
        .tip-box i {
            color: var(--accent);
            margin-right: 10px;
        }
        .download-button {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--primary), #FF2E43);
            color: white;
            padding: 15px 30px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 700;
            margin: 20px 0;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        .download-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(255,70,85,0.3);
        }
        .feature-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--radius);
            margin: 30px auto;
            display: block;
            border: 3px solid var(--primary);
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
        }
        .search-section, .comments-section, .rating-section {
            background: rgba(15, 15, 27, 0.8);
            padding: 30px;
            border-radius: var(--radius);
            margin: 40px 0;
            border: 1px solid rgba(255,255,255,0.1);
        }
        .form-group {
            margin-bottom: 20px;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px 15px;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            border-radius: var(--radius);
            color: white;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(0,255,157,0.2);
        }
        button[type="submit"] {
            background: linear-gradient(135deg, var(--primary), #FF2E43);
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: var(--radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        button[type="submit"]:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(255,70,85,0.3);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            color: var(--gray);
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #FFD700;
        }
        footer {
            background: rgba(10, 10, 20, 0.95);
            padding: 50px 0 20px;
            border-top: 2px solid var(--primary);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: var(--accent);
            margin-bottom: 20px;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #B0B0B0;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: 30px 0;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            justify-content: center;
        }
        .friend-links a {
            background: rgba(255,255,255,0.05);
            padding: 8px 20px;
            border-radius: 50px;
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .friend-links a:hover {
            background: rgba(0,255,157,0.1);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: var(--gray);
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 30px; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            nav {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                background: rgba(15, 15, 27, 0.98);
                padding: 20px;
                transition: var(--transition);
                backdrop-filter: blur(10px);
            }
            nav.active {
                left: 0;
            }
            nav ul {
                flex-direction: column;
                gap: 15px;
            }
            .header-container {
                padding: 12px 0;
            }
            article {
                padding: 20px;
            }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            h1 { font-size: 1.8rem; }
            .download-button { padding: 12px 25px; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease-out;
        }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .bold { color: var(--accent); font-weight: 700; }
        .keyword { background: rgba(255,70,85,0.2); padding: 2px 6px; border-radius: 4px; }
        .link { color: var(--accent); text-decoration: underline; transition: var(--transition); }
        .link:hover { color: #FFB347; }
        .content-section {
            margin-bottom: 40px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .stat-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat {
            background: rgba(255,255,255,0.05);
            padding: 20px;
            border-radius: var(--radius);
            text-align: center;
            border: 1px solid rgba(255,70,85,0.3);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent);
            display: block;
            line-height: 1;
        }
        .mobile-hide { display: block; }
        .desktop-hide { display: none; }
        @media (max-width: 768px) {
            .mobile-hide { display: none; }
            .desktop-hide { display: block; }
        }