* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #2c3e50;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        header {
            background: #1a2a3a;
            color: #fff;
            padding: 1rem 2rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2.5rem;
            font-weight: bold;
            color: #f39c12;
            text-transform: uppercase;
            letter-spacing: 2px;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .nav-menu {
            display: flex;
            gap: 2rem;
        }
        .nav-menu a {
            color: #ecf0f1;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: background 0.3s, color 0.3s;
        }
        .nav-menu a:hover {
            background: #f39c12;
            color: #1a2a3a;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #f39c12;
        }
        .breadcrumb {
            background: #ecf0f1;
            padding: 0.8rem 2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #bdc3c7;
        }
        .breadcrumb a {
            color: #3498db;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        article {
            background: #fff;
            border-radius: 12px;
            padding: 3rem;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
        }
        h1 {
            font-size: 3.2rem;
            color: #1a2a3a;
            margin-bottom: 1.5rem;
            text-align: center;
            border-bottom: 4px solid #f39c12;
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.4rem;
            color: #2c3e50;
            margin: 2.5rem 0 1.2rem;
            padding-left: 0.5rem;
            border-left: 5px solid #3498db;
        }
        h3 {
            font-size: 1.8rem;
            color: #34495e;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #5d6d7e;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
            line-height: 1.8;
        }
        .highlight {
            background: #fffacd;
            padding: 1.5rem;
            border-left: 4px solid #f39c12;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.5rem;
        }
        .featured-image {
            width: 100%;
            border-radius: 12px;
            margin: 2rem 0;
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
            transition: transform 0.4s ease;
        }
        .featured-image:hover {
            transform: scale(1.01);
        }
        .functional-sections {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .search-box, .comment-box, .rating-box {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            border: 2px solid #dfe6e9;
            transition: box-shadow 0.3s;
        }
        .search-box:hover, .comment-box:hover, .rating-box:hover {
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
        }
        .search-box h3, .comment-box h3, .rating-box h3 {
            color: #1a2a3a;
            margin-top: 0;
        }
        form input, form textarea, form select {
            width: 100%;
            padding: 0.8rem;
            margin: 0.8rem 0;
            border: 1px solid #bdc3c7;
            border-radius: 6px;
            font-size: 1rem;
        }
        form button {
            background: #3498db;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s;
        }
        form button:hover {
            background: #2980b9;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #f39c12;
        }
        .internal-links {
            background: #e8f4fc;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .internal-links ul {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
        }
        .internal-links a {
            color: #2c3e50;
            font-weight: 500;
            padding: 0.5rem 1rem;
            background: #fff;
            border-radius: 6px;
            transition: all 0.3s;
        }
        .internal-links a:hover {
            background: #3498db;
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background: #1a2a3a;
            color: #ecf0f1;
            padding: 3rem 2rem 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .friend-links {
            background: #2c3e50;
            padding: 1.5rem;
            border-radius: 8px;
        }
        .friend-links h3 {
            color: #f39c12;
            margin-top: 0;
        }
        .friend-links a {
            color: #ecf0f1;
            display: block;
            padding: 0.5rem 0;
            transition: color 0.3s;
        }
        .friend-links a:hover {
            color: #3498db;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #34495e;
            margin-top: 2rem;
            font-size: 0.9rem;
            color: #bdc3c7;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #2c3e50;
                padding: 1rem;
                border-radius: 8px;
                margin-top: 1rem;
            }
            .nav-menu.active {
                display: flex;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            .container {
                padding: 0 1rem;
            }
            article {
                padding: 2rem;
            }
            .functional-sections {
                grid-template-columns: 1fr;
            }
            .internal-links ul {
                flex-direction: column;
                align-items: center;
            }
        }
        @media (min-width: 769px) {
            .nav-menu {
                display: flex !important;
            }
        }