:root {
            --primary-blue: #1a4f8c;
            --accent-gold: #e6b422;
            --light-blue: #e6f2ff;
            --dark-gray: #333;
            --medium-gray: #666;
            --light-gray: #f5f7fa;
            --white: #ffffff;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --border-radius: 10px;
            --transition: all 0.3s ease;
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark-gray);
            background-color: var(--white);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-blue);
            letter-spacing: -1px;
            display: flex;
            align-items: center;
        }
        .logo a i {
            color: var(--accent-gold);
            margin-right: 10px;
        }
        .logo a:hover {
            color: var(--accent-gold);
        }
        .desktop-nav ul {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            color: var(--primary-blue);
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            color: var(--accent-gold);
            border-bottom-color: var(--accent-gold);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--primary-blue);
            cursor: pointer;
        }
        .mobile-nav {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--white);
            box-shadow: var(--shadow);
            padding: 20px;
            transform: translateY(-150%);
            transition: transform 0.4s ease;
            z-index: 999;
        }
        .mobile-nav.active {
            transform: translateY(0);
        }
        .mobile-nav ul {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px 15px;
            font-weight: 600;
            color: var(--primary-blue);
            border-left: 4px solid transparent;
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: var(--accent-gold);
            border-left-color: var(--accent-gold);
            background-color: var(--light-blue);
        }
        .breadcrumb {
            background-color: var(--light-gray);
            padding: 12px 0;
            font-size: 0.9rem;
            color: var(--medium-gray);
        }
        .breadcrumb .container {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb a:hover {
            color: var(--primary-blue);
            text-decoration: underline;
        }
        .breadcrumb .separator {
            color: var(--accent-gold);
        }
        .main-content {
            padding: 40px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-area {
            background-color: var(--white);
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 40px;
            border-bottom: 1px solid #eee;
            padding-bottom: 25px;
        }
        .article-title {
            font-size: 2.8rem;
            color: var(--primary-blue);
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            color: var(--medium-gray);
            font-size: 0.95rem;
            margin-bottom: 15px;
        }
        .article-meta span i {
            color: var(--accent-gold);
            margin-right: 5px;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: var(--medium-gray);
            padding: 10px;
            font-size: 0.9rem;
            background-color: var(--light-gray);
        }
        .article-body h2 {
            font-size: 2rem;
            color: var(--primary-blue);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-gold);
        }
        .article-body h3 {
            font-size: 1.6rem;
            color: var(--dark-gray);
            margin: 30px 0 15px;
        }
        .article-body p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .article-body strong {
            color: var(--primary-blue);
            font-weight: 700;
        }
        .article-body em {
            color: var(--medium-gray);
            font-style: italic;
        }
        .highlight-box {
            background-color: var(--light-blue);
            border-left: 5px solid var(--accent-gold);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .tip {
            background-color: #fff9e6;
            border-left: 5px solid #ffcc00;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .tip::before {
            content: "💡 Pro Tip: ";
            font-weight: bold;
            color: #b8860b;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background-color: var(--white);
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.4rem;
            color: var(--primary-blue);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget-title i {
            color: var(--accent-gold);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary-blue);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: var(--accent-gold);
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .stars {
            display: flex;
            gap: 5px;
            justify-content: center;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin-bottom: 10px;
        }
        .stars .star:hover,
        .stars .star.active {
            color: var(--accent-gold);
        }
        .rating-widget input,
        .rating-widget select,
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
        }
        .rating-widget button,
        .comment-form button {
            background-color: var(--primary-blue);
            color: white;
            border: none;
            padding: 14px;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-widget button:hover,
        .comment-form button:hover {
            background-color: var(--accent-gold);
            transform: translateY(-3px);
        }
        .comment-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-height: 400px;
            overflow-y: auto;
            padding-right: 10px;
        }
        .comment {
            padding: 15px;
            background-color: var(--light-gray);
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary-blue);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            font-size: 0.9rem;
            color: var(--medium-gray);
        }
        .comment-author {
            font-weight: bold;
            color: var(--primary-blue);
        }
        .footer-links {
            background-color: var(--light-gray);
            padding: 40px 0;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background-color: var(--white);
            padding: 20px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        .web-link a {
            color: var(--primary-blue);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link a:hover {
            color: var(--accent-gold);
        }
        .web-link a i {
            color: var(--accent-gold);
        }
        .site-footer {
            background-color: var(--primary-blue);
            color: var(--white);
            padding: 30px 0;
            text-align: center;
        }
        .copyright {
            font-size: 0.9rem;
            opacity: 0.9;
            margin-top: 15px;
        }
        @media (max-width: 768px) {
            .header-content {
                padding: 12px 0;
            }
            .logo a {
                font-size: 1.8rem;
            }
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .article-title {
                font-size: 2.2rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
            .main-content {
                gap: 30px;
                padding: 30px 0;
            }
            .article-area,
            .widget {
                padding: 20px;
            }
            .article-body h2 {
                font-size: 1.7rem;
            }
            .article-body h3 {
                font-size: 1.4rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }