* {
            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, #f5f7fa 0%, #c3cfe2 100%);
            padding: 0;
            margin: 0;
        }
        a {
            text-decoration: none;
            color: #1a73e8;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #0d47a1;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .header {
            background: linear-gradient(90deg, #1e3c72, #2a5298);
            color: white;
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #ffcc00;
            text-transform: uppercase;
            letter-spacing: 1px;
            background: rgba(255, 255, 255, 0.1);
            padding: 0.5rem 1rem;
            border-radius: 8px;
            border: 2px solid #ffcc00;
        }
        .my-logo:hover {
            background: rgba(255, 204, 0, 0.2);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .nav-desktop a:hover {
            background: rgba(255, 255, 255, 0.2);
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #1e3c72;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            padding: 0.75rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .nav-mobile a:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #e8f0fe;
            padding: 0.75rem 2rem;
            font-size: 0.9rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: #1a73e8;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .container {
            display: grid;
            grid-template-columns: 3fr 1fr;
            gap: 2rem;
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1rem;
        }
        .content {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
        }
        h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 1.5rem;
            border-bottom: 4px solid #ffcc00;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: #283593;
            margin: 2rem 0 1rem;
            padding: 0.5rem 0;
            border-left: 5px solid #1a73e8;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            color: #3949ab;
            margin: 1.5rem 0 0.75rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #5c6bc0;
            margin: 1rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        strong {
            color: #d32f2f;
            font-weight: 700;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .article-img {
            float: right;
            margin: 0 0 1.5rem 2rem;
            border-radius: 10px;
            border: 3px solid #1a73e8;
            max-width: 400px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
        }
        .article-img:hover {
            transform: scale(1.02);
            transition: transform 0.3s ease;
        }
        .update-time {
            background: #e8f5e9;
            padding: 1rem;
            border-radius: 8px;
            margin: 1.5rem 0;
            font-style: italic;
            color: #2e7d32;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        }
        .widget h3 {
            color: #1a237e;
            margin-top: 0;
            border-bottom: 2px solid #ffcc00;
            padding-bottom: 0.5rem;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.75rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            width: 100%;
        }
        button {
            background: linear-gradient(90deg, #1a73e8, #0d47a1);
            color: white;
            border: none;
            padding: 0.75rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s ease;
        }
        button:hover {
            background: linear-gradient(90deg, #0d47a1, #1a73e8);
        }
        .footer {
            background: #1a237e;
            color: white;
            padding: 2rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }
        friend-link {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            margin: 1rem 0;
        }
        friend-link a {
            color: #ffcc00;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border: 1px solid #ffcc00;
            border-radius: 5px;
        }
        friend-link a:hover {
            background: rgba(255, 204, 0, 0.2);
        }
        .copyright {
            text-align: center;
            font-size: 0.9rem;
            color: #b0bec5;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1rem;
            width: 100%;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .container {
                grid-template-columns: 1fr;
            }
            .content {
                padding: 1.5rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .article-img {
                float: none;
                margin: 1rem auto;
                max-width: 100%;
            }
        }