* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #1a365d;
            --secondary: #e53e3e;
            --accent: #38a169;
            --dark: #2d3748;
            --light: #f7fafc;
            --gray: #718096;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.7;
            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: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section {
            padding: 60px 0;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, #2c5282 100%);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .logo a:hover {
            color: #90cdf4;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-desktop a:hover,
        .nav-desktop a.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: #bee3f8;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: var(--dark);
            padding: 20px;
            border-top: 1px solid #4a5568;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 12px 0;
            border-bottom: 1px solid #4a5568;
            font-weight: 600;
        }
        .nav-mobile a:hover {
            color: var(--secondary);
            padding-left: 10px;
        }
        .breadcrumb {
            background-color: #edf2f7;
            padding: 12px 20px;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 8px;
        }
        .hero {
            background: linear-gradient(rgba(26, 54, 93, 0.85), rgba(26, 54, 93, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 80px 20px;
            border-bottom: 5px solid var(--secondary);
        }
        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .highlight {
            color: var(--secondary);
            font-weight: bold;
        }
        .search-container {
            max-width: 600px;
            margin: 40px auto;
            background: white;
            border-radius: 50px;
            overflow: hidden;
            display: flex;
            box-shadow: var(--shadow);
        }
        .search-input {
            flex-grow: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1rem;
            outline: none;
        }
        .search-button {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 0 30px;
            cursor: pointer;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: #c53030;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 40px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: white;
            border-radius: 10px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-body h2 {
            color: var(--primary);
            margin: 30px 0 15px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent);
            font-size: 1.8rem;
        }
        .article-body h3 {
            color: var(--dark);
            margin: 25px 0 12px;
            font-size: 1.4rem;
        }
        .article-body p {
            margin-bottom: 20px;
            text-align: justify;
            font-size: 1.05rem;
        }
        .article-body strong {
            color: var(--secondary);
            font-weight: 700;
        }
        .article-body em {
            background-color: #fffaf0;
            padding: 2px 5px;
            border-radius: 3px;
            font-style: italic;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            border: 5px solid white;
        }
        .featured-image figcaption {
            padding: 10px;
            background: #f8f9fa;
            font-style: italic;
            color: var(--gray);
            text-align: center;
            font-size: 0.9rem;
        }
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .tip-card {
            background: #f0f9ff;
            border-left: 4px solid var(--accent);
            padding: 20px;
            border-radius: 0 8px 8px 0;
            transition: var(--transition);
        }
        .tip-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        .tip-card h4 {
            color: var(--primary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            border-radius: 10px;
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e2e8f0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .rating-form label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            margin-bottom: 15px;
        }
        .rating-stars i {
            color: #cbd5e0;
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f6ad55;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #cbd5e0;
            border-radius: 5px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--accent);
            outline: none;
            box-shadow: 0 0 0 3px rgba(56, 161, 105, 0.2);
        }
        .submit-button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 5px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            width: 100%;
        }
        .submit-button:hover {
            background-color: #2c5282;
        }
        .comment {
            border-bottom: 1px solid #e2e8f0;
            padding: 15px 0;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 700;
            color: var(--dark);
        }
        .comment-date {
            color: var(--gray);
            font-size: 0.85rem;
            margin-left: 10px;
        }
        .comment-text {
            margin-top: 8px;
        }
        .internal-links {
            background: white;
            padding: 40px 20px;
            margin-top: 40px;
            border-top: 3px solid var(--accent);
            border-bottom: 3px solid var(--accent);
        }
        .internal-links h2 {
            text-align: center;
            color: var(--primary);
            margin-bottom: 30px;
        }
        .links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .web-link {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 8px;
            border-left: 4px solid var(--secondary);
            transition: var(--transition);
        }
        .web-link:hover {
            background: #e9ecef;
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--dark);
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: var(--secondary);
        }
        .site-footer {
            background-color: var(--primary);
            color: #cbd5e0;
            padding: 60px 0 30px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-column h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .search-container {
                flex-direction: column;
                border-radius: 10px;
            }
            .search-input {
                border-radius: 10px 10px 0 0;
            }
            .search-button {
                border-radius: 0 0 10px 10px;
                justify-content: center;
                padding: 15px;
            }
            .article-body {
                padding: 25px;
            }
            .article-body h2 {
                font-size: 1.6rem;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
        }