* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #003366;
            --secondary-color: #FF6600;
            --accent-color: #00A859;
            --text-color: #333333;
            --light-bg: #F5F7FA;
            --dark-bg: #1A2B3C;
            --border-color: #E1E8ED;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #ffffff;
            overflow-x: hidden;
        }
        h1, h2, h3, h4 {
            color: var(--primary-color);
            line-height: 1.3;
            margin-bottom: 1rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--secondary-color);
        }
        h2 {
            font-size: 2rem;
            margin-top: 2.5rem;
            padding-left: 0.5rem;
            border-left: 4px solid var(--accent-color);
        }
        h3 {
            font-size: 1.5rem;
            margin-top: 2rem;
            color: var(--dark-bg);
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .site-header {
            background-color: var(--primary-color);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            color: white;
            font-size: 1.8rem;
            font-weight: 800;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo-icon {
            color: var(--secondary-color);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .main-nav a:hover {
            background-color: var(--secondary-color);
            color: white;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light-bg);
            padding: 0.8rem 1.5rem;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb a {
            color: var(--primary-color);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1.5rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .content-area {
            background-color: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background-color: var(--light-bg);
            padding: 1.5rem;
            border-radius: 10px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 2rem;
        }
        .widget-title {
            font-size: 1.2rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary-color);
        }
        .search-form {
            display: flex;
            margin-bottom: 1.5rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem;
            border: 2px solid var(--border-color);
            border-right: none;
            border-radius: 4px 0 0 4px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: var(--secondary-color);
        }
        .rating-form, .comment-form {
            background-color: white;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 2rem 0;
            box-shadow: 0 2px 8px rgba(0,0,0,0.05);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.5rem;
            color: #FFD700;
        }
        .star {
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover {
            transform: scale(1.2);
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid var(--border-color);
            border-radius: 4px;
            font-family: inherit;
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background-color: var(--accent-color);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background-color: var(--primary-color);
        }
        .featured-image {
            width: 100%;
            max-height: 400px;
            object-fit: cover;
            border-radius: 8px;
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
        }
        .highlight-box {
            background: linear-gradient(135deg, var(--light-bg) 0%, #e8f4ff 100%);
            border-left: 4px solid var(--secondary-color);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background-color: #FFF9E6;
            border: 1px solid #FFE066;
            padding: 1rem;
            border-radius: 6px;
            margin: 1.2rem 0;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-color);
        }
        .content-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin: 1.5rem 0;
        }
        .content-link {
            background-color: var(--light-bg);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            border: 1px solid var(--border-color);
        }
        .content-link:hover {
            background-color: var(--primary-color);
            color: white;
        }
        .site-footer {
            background-color: var(--dark-bg);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2.5rem;
        }
        .web-link {
            background-color: rgba(255,255,255,0.05);
            padding: 0.8rem;
            border-radius: 6px;
            margin-bottom: 0.8rem;
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255,255,255,0.1);
        }
        .web-link a {
            color: #CCD6F6;
            display: block;
        }
        .web-link a:hover {
            color: white;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #8892B0;
        }
        @media (max-width: 1024px) {
            .main-container {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .sidebar {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: var(--primary-color);
                padding: 1rem;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                z-index: 999;
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 0.8rem;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .content-area {
                padding: 1.5rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease forwards;
        }
        .text-bold {
            font-weight: 700;
            color: var(--primary-color);
        }
        .text-italic {
            font-style: italic;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }