* {
            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, #f8f9fa 0%, #e9ecef 100%);
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #0056b3;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ff6600;
            text-decoration: underline;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(90deg, #0d2b4e 0%, #1a4b8c 100%);
            color: white;
            padding: 15px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: bold;
            color: #ffcc00;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .my-logo:hover {
            color: #fff;
        }
        .nav-desktop {
            display: flex;
            gap: 25px;
        }
        .nav-desktop a {
            color: white;
            font-weight: 500;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-desktop a:hover {
            background: rgba(255,255,255,0.2);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            gap: 15px;
            background: #1a4b8c;
            padding: 20px;
            border-radius: 10px;
            margin-top: 15px;
        }
        .nav-mobile.active {
            display: flex;
        }
        .breadcrumb {
            background: #e9ecef;
            padding: 10px 0;
            font-size: 0.9rem;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: #666;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
            padding: 30px 0;
        }
        @media (max-width: 768px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        .sidebar {
            background: white;
            padding: 20px;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        h1 {
            font-size: 2.8rem;
            color: #0d2b4e;
            margin-bottom: 20px;
            line-height: 1.2;
            border-bottom: 4px solid #ffcc00;
            padding-bottom: 10px;
        }
        h2 {
            font-size: 2rem;
            color: #1a4b8c;
            margin: 30px 0 15px;
            padding-left: 10px;
            border-left: 5px solid #ff6600;
        }
        h3 {
            font-size: 1.5rem;
            color: #333;
            margin: 25px 0 10px;
        }
        h4 {
            font-size: 1.2rem;
            color: #555;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 1.2em;
            text-align: justify;
            font-size: 1.05rem;
        }
        .highlight {
            background: #fff9e6;
            padding: 15px;
            border-left: 4px solid #ffcc00;
            margin: 20px 0;
            font-style: italic;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .form-section {
            background: #f8f9fa;
            padding: 20px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .form-group {
            margin-bottom: 15px;
        }
        label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
        }
        input, textarea, select {
            width: 100%;
            padding: 10px;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-family: inherit;
        }
        button {
            background: linear-gradient(90deg, #ff6600 0%, #ff9900 100%);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(255,102,0,0.3);
        }
        .featured-image {
            margin: 30px auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
        }
        .sidebar h3 {
            color: #1a4b8c;
            margin-top: 0;
        }
        .sidebar ul {
            margin-top: 15px;
        }
        .sidebar li {
            padding: 10px 0;
            border-bottom: 1px dashed #ddd;
        }
        .site-footer {
            background: #0d2b4e;
            color: white;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .friend-links {
            background: rgba(255,255,255,0.1);
            padding: 20px;
            border-radius: 10px;
        }
        .friend-links h3 {
            color: #ffcc00;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.2);
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .main-content {
                padding: 20px 0;
            }
            .article-content, .sidebar {
                padding: 20px;
            }
        }