* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0c1a2d 0%, #1a365d 100%);
            color: #e1e7f0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #63b3ed;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #90cdf4;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(12, 26, 45, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #2d3748;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .nav-toggle {
            display: none;
        }
        .nav-toggle-label {
            display: none;
            flex-direction: column;
            cursor: pointer;
            padding: 10px;
        }
        .nav-toggle-label span {
            height: 3px;
            width: 25px;
            background: #63b3ed;
            margin: 4px 0;
            border-radius: 2px;
            transition: 0.3s;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-menu {
            display: flex;
            list-style: none;
        }
        .nav-menu li {
            margin-left: 25px;
        }
        .nav-menu a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-menu a:hover {
            background: rgba(99, 179, 237, 0.2);
        }
        .breadcrumb {
            padding: 15px 0;
            background: rgba(26, 54, 93, 0.7);
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: #90cdf4;
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }
        article {
            background: rgba(18, 34, 56, 0.85);
            padding: 30px;
            border-radius: 15px;
            border-left: 5px solid #4ecdc4;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 25px;
            color: #fff;
            text-align: center;
            background: linear-gradient(90deg, #ff6b6b, #63b3ed);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.4rem;
            margin: 40px 0 20px;
            color: #4ecdc4;
            border-bottom: 2px solid #2d3748;
            padding-bottom: 10px;
        }
        h3 {
            font-size: 1.8rem;
            margin: 30px 0 15px;
            color: #90cdf4;
        }
        h4 {
            font-size: 1.4rem;
            margin: 25px 0 12px;
            color: #cbd5e0;
        }
        p {
            margin-bottom: 22px;
            font-size: 1.15rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(99, 179, 237, 0.15);
            padding: 20px;
            border-radius: 10px;
            border-left: 4px solid #ff6b6b;
            margin: 25px 0;
        }
        .inline-link {
            font-weight: bold;
            border-bottom: 2px dotted #4ecdc4;
        }
        .search-box {
            margin: 30px 0;
            text-align: center;
        }
        .search-form {
            display: inline-flex;
            max-width: 500px;
            width: 100%;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid #2d3748;
            border-radius: 50px 0 0 50px;
            background: #1a202c;
            color: #e1e7f0;
            font-size: 1.1rem;
        }
        .search-form button {
            background: linear-gradient(90deg, #4ecdc4, #63b3ed);
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 25px;
            cursor: pointer;
            color: white;
            font-weight: bold;
            transition: all 0.3s;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #63b3ed, #4ecdc4);
            transform: scale(1.05);
        }
        .user-interaction {
            background: rgba(26, 54, 93, 0.8);
            padding: 30px;
            border-radius: 15px;
            margin: 50px 0;
        }
        .rating-form, .comment-form {
            margin: 30px 0;
        }
        .rating-form h3, .comment-form h3 {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 2rem;
            color: #4a5568;
            cursor: pointer;
            transition: color 0.3s;
        }
        .stars input:checked ~ label,
        .stars label:hover,
        .stars label:hover ~ label {
            color: #ffd700;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #2d3748;
            border-radius: 8px;
            background: #1a202c;
            color: #e1e7f0;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        }
        footer {
            background: #0c1a2d;
            border-top: 2px solid #2d3748;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        friend-link {
            display: block;
            margin-bottom: 30px;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            list-style: none;
            margin-bottom: 30px;
        }
        .friend-links a {
            background: rgba(99, 179, 237, 0.1);
            padding: 10px 20px;
            border-radius: 8px;
            border: 1px solid #2d3748;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2d3748;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .nav-toggle-label {
                display: flex;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(12, 26, 45, 0.98);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 20px;
                border-top: 2px solid #2d3748;
            }
            .nav-toggle:checked ~ .nav-menu {
                display: flex;
            }
            .nav-menu li {
                margin: 10px 0;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            article {
                padding: 20px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input,
            .search-form button {
                border-radius: 50px;
                margin-bottom: 10px;
            }
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .divider {
            height: 3px;
            background: linear-gradient(90deg, transparent, #4ecdc4, transparent);
            margin: 40px 0;
        }