* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f0f9ff;
            color: #1e3a8a;
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #0369a1;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #0ea5e9;
        }
        ul, ol {
            padding-left: 1.5rem;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1e40af 0%, #0ea5e9 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 150, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            font-family: 'Arial Rounded MT Bold', sans-serif;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            letter-spacing: 1px;
        }
        .logo a span {
            color: #7dd3fc;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #1e3a8a;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            padding: 0.8rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            background-color: #e0f2fe;
        }
        .breadcrumb a {
            color: #475569;
        }
        .breadcrumb a:hover {
            color: #1e40af;
        }
        .hero {
            text-align: center;
            padding: 3rem 1rem;
            background: linear-gradient(to right, #dbeafe, #e0f2fe);
            border-radius: 0 0 20px 20px;
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            color: #1e3a8a;
        }
        .hero p {
            font-size: 1.2rem;
            color: #475569;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto;
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 15px;
            border: 2px solid #0ea5e9;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background-color: #0ea5e9;
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background-color: #0284c7;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .content-area {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 100, 0.05);
        }
        .update-time {
            font-style: italic;
            color: #64748b;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px dashed #cbd5e1;
        }
        h2 {
            color: #1e40af;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #7dd3fc;
        }
        h3 {
            color: #0369a1;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: #0ea5e9;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .highlight {
            background-color: #f0f9ff;
            border-left: 4px solid #0ea5e9;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .img-container {
            margin: 2rem auto;
            text-align: center;
        }
        .img-container img {
            box-shadow: 0 8px 20px rgba(0, 0, 150, 0.1);
            border: 5px solid white;
        }
        .img-caption {
            font-style: italic;
            color: #64748b;
            margin-top: 0.5rem;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 2rem 0;
        }
        .link-list a {
            background-color: #e0f2fe;
            padding: 0.6rem 1.2rem;
            border-radius: 50px;
            font-weight: 600;
        }
        .link-list a:hover {
            background-color: #bae6fd;
            transform: translateY(-3px);
            box-shadow: 0 5px 10px rgba(14, 165, 233, 0.2);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 100, 0.05);
        }
        .sidebar-widget h3 {
            margin-top: 0;
            color: #1e40af;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #fbbf24;
            margin: 1rem 0;
        }
        .stars i {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        #rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        #rating-form select, #rating-form textarea {
            padding: 0.8rem;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            font-size: 1rem;
        }
        #rating-form button {
            background-color: #10b981;
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        #rating-form button:hover {
            background-color: #059669;
        }
        .comment-widget textarea {
            width: 100%;
            padding: 1rem;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            min-height: 120px;
            font-size: 1rem;
            margin-bottom: 1rem;
        }
        .comment-widget button {
            background-color: #3b82f6;
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        .comment-widget button:hover {
            background-color: #2563eb;
        }
        .comments-list {
            margin-top: 2rem;
        }
        .comment {
            border-bottom: 1px solid #e2e8f0;
            padding: 1rem 0;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: bold;
            color: #1e3a8a;
        }
        .comment-date {
            font-size: 0.9rem;
            color: #64748b;
        }
        footer {
            background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: #7dd3fc;
            margin-bottom: 1.5rem;
        }
        .footer-section ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-section ul li {
            margin-bottom: 0.8rem;
        }
        .footer-section a {
            color: #e0f2fe;
        }
        .footer-section a:hover {
            color: white;
            text-decoration: underline;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 1.5rem 0;
        }
        .friend-links a {
            background-color: rgba(255,255,255,0.1);
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #cbd5e1;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            .content-area {
                padding: 1.5rem;
            }
        }