:root {
            --primary: #1a5fb4;
            --secondary: #ff6b00;
            --dark: #1a1a2e;
            --light: #f8f9fa;
            --gray: #6c757d;
            --success: #28a745;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #fff;
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--dark);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--secondary);
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: width 0.3s;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background: var(--dark);
            flex-direction: column;
            padding: 2rem;
            display: none;
            gap: 1.5rem;
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .nav-mobile a:hover {
            color: var(--secondary);
            padding-left: 10px;
        }
        .breadcrumb {
            background: var(--light);
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        .search-bar {
            background: linear-gradient(135deg, #1a5fb4 0%, #0d3d7a 100%);
            padding: 3rem 0;
            text-align: center;
            color: white;
        }
        .search-bar h2 {
            margin-bottom: 1.5rem;
            font-size: 2.2rem;
        }
        .search-form {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
        }
        .search-form input {
            flex-grow: 1;
            padding: 1.2rem 1.5rem;
            border: none;
            font-size: 1.1rem;
        }
        .search-form button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0 2.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: #e05a00;
        }
        .main-content {
            padding: 3rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 1.5rem;
            color: var(--dark);
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 3rem 0 1.5rem;
            color: var(--primary);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--light);
        }
        .article-content h3 {
            font-size: 1.5rem;
            margin: 2.5rem 0 1rem;
            color: var(--dark);
        }
        .article-content p {
            margin-bottom: 1.8rem;
            text-align: justify;
        }
        .article-content strong {
            color: var(--primary);
            font-weight: 700;
        }
        .article-content em {
            background: linear-gradient(transparent 60%, #ffeb3b 60%);
            font-style: normal;
        }
        .highlight-box {
            background: #e7f1ff;
            border-left: 5px solid var(--primary);
            padding: 2rem;
            margin: 2.5rem 0;
            border-radius: 0 10px 10px 0;
        }
        .featured-image {
            margin: 2.5rem 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .featured-image figcaption {
            padding: 1rem;
            background: var(--light);
            font-style: italic;
            color: var(--gray);
            text-align: center;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2.5rem;
        }
        .widget {
            background: var(--light);
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        .widget h3 {
            color: var(--primary);
            margin-bottom: 1.5rem;
            padding-bottom: 0.8rem;
            border-bottom: 2px solid #ddd;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget h3 i {
            color: var(--secondary);
        }
        .rating-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1rem;
        }
        .stars {
            display: flex;
            gap: 5px;
            font-size: 2rem;
            color: #ffc107;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .rating-form textarea {
            width: 100%;
            padding: 1rem;
            border: 1px solid #ccc;
            border-radius: 8px;
            margin-top: 1rem;
            resize: vertical;
            min-height: 100px;
        }
        .rating-form button {
            width: 100%;
            background: var(--primary);
            color: white;
            border: none;
            padding: 1rem;
            border-radius: 8px;
            margin-top: 1rem;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .rating-form button:hover {
            background: #0d4d9c;
        }
        .comment-section {
            margin-top: 4rem;
            padding-top: 3rem;
            border-top: 2px solid var(--light);
        }
        .comment-form {
            background: var(--light);
            padding: 2rem;
            border-radius: 12px;
            margin-bottom: 3rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 1rem;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .comment-form button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 1.2rem 2.5rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background: #e05a00;
        }
        .footer-links {
            background: #f0f4f8;
            padding: 3rem 0;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 768px) {
            .web-links-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: white;
            padding: 1.2rem;
            border-radius: 8px;
            box-shadow: 0 3px 8px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 15px rgba(0,0,0,0.1);
            background: var(--primary);
            color: white;
        }
        .web-link a {
            display: block;
            font-weight: 600;
            text-align: center;
        }
        .site-footer {
            background: var(--dark);
            color: #ccc;
            padding: 3rem 0 2rem;
        }
        .footer-container {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 2rem;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            margin-bottom: 1rem;
        }
        .copyright {
            width: 100%;
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-3 { margin-top: 3rem; }
        .flex { display: flex; }
        .items-center { align-items: center; }
        .gap-1 { gap: 1rem; }