* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #007bff;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #0056b3;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1, h2, h3, h4 {
            color: #222;
            margin-bottom: 1rem;
            font-weight: 700;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            margin-top: 2rem;
        }
        h2 {
            font-size: 2.2rem;
            margin-top: 3rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eaeaea;
        }
        h3 {
            font-size: 1.8rem;
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 400;
            color: #555;
        }
        em {
            color: #d35400;
        }
        strong {
            color: #2c3e50;
            font-weight: 700;
        }
        blockquote {
            border-left: 4px solid #3498db;
            padding-left: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
            color: #555;
            background-color: #f1f8ff;
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2980 0%, #26d0ce 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a i {
            color: #ffde00;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #f1f1f1;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #666;
        }
        .breadcrumb a:hover {
            color: #1a2980;
        }
        .breadcrumb span {
            color: #999;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a:hover {
            color: #ffde00;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #ffde00;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            right: -100%;
            width: 280px;
            height: calc(100vh - 70px);
            background-color: #1a2980;
            padding: 2rem;
            transition: right 0.4s ease;
            z-index: 999;
            box-shadow: -5px 0 15px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            right: 0;
        }
        .nav-mobile a {
            display: block;
            color: white;
            padding: 1rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-weight: 600;
        }
        .nav-mobile a:hover {
            color: #ffde00;
            padding-left: 10px;
        }
        .search-box {
            margin: 3rem 0 2rem;
            padding: 2rem;
            background: white;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .search-box h2 {
            margin-top: 0;
            border: none;
            color: #1a2980;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex-grow: 1;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
        }
        .search-input:focus {
            outline: none;
            border-color: #26d0ce;
        }
        .search-button {
            background: linear-gradient(to right, #1a2980, #26d0ce);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            transition: transform 0.2s ease;
        }
        .search-button:hover {
            transform: translateY(-2px);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 3rem;
            border-radius: 15px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
        }
        .sidebar {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
            align-self: start;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.5rem;
            margin-top: 0;
            color: #1a2980;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #f0f0f0;
        }
        .widget-links a {
            display: block;
            padding: 0.8rem 1rem;
            margin-bottom: 0.8rem;
            background-color: #f8f9fa;
            border-radius: 8px;
            color: #444;
            border-left: 4px solid #26d0ce;
        }
        .widget-links a:hover {
            background-color: #e3f7f7;
            color: #1a2980;
        }
        .hero-image {
            margin: 2rem 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }
        .hero-image figcaption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 1rem;
            background-color: #f9f9f9;
        }
        .user-interaction {
            margin: 4rem 0;
            padding: 2.5rem;
            background: linear-gradient(135deg, #fdfbfb 0%, #ebedee 100%);
            border-radius: 15px;
            border: 1px solid #e0e0e0;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }
        .comment-box, .rating-box {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .comment-box h3, .rating-box h3 {
            color: #1a2980;
            margin-top: 0;
        }
        textarea, select, input {
            width: 100%;
            padding: 15px;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
        }
        textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: linear-gradient(to right, #1a2980, #26d0ce);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: inline-block;
            text-align: center;
        }
        .submit-btn:hover {
            opacity: 0.9;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(26, 41, 128, 0.3);
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 1.5rem 0;
            font-size: 2rem;
            color: #ffc107;
        }
        .star {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .star:hover {
            transform: scale(1.2);
        }
        .longtail-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 4rem 0;
        }
        .web-link {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            border-left: 5px solid #1a2980;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            border-left-color: #26d0ce;
        }
        .web-link a {
            color: #333;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: #1a2980;
        }
        .site-footer {
            background: #1a2980;
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 3rem;
            margin-bottom: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #ffde00;
            margin-top: 0;
            font-size: 1.5rem;
            border-bottom: 2px solid rgba(255,255,255,0.1);
            padding-bottom: 0.5rem;
        }
        .footer-links a {
            display: block;
            color: #ddd;
            padding: 0.5rem 0;
            border-bottom: 1px dashed rgba(255,255,255,0.05);
        }
        .footer-links a:hover {
            color: #ffde00;
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .highlight {
            background-color: #fffacd;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .note {
            background-color: #e7f3ff;
            border-left: 4px solid #3498db;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background-color: #f0fff4;
            border-left: 4px solid #2ecc71;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .article-content, .sidebar {
                padding: 1.5rem;
            }
            .main-content {
                gap: 2rem;
            }
        }