* {
            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;
            padding-top: 80px; 
        }
        a {
            text-decoration: none;
            color: #2c5282;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1a365d;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: linear-gradient(135deg, #1a365d 0%, #2c5282 100%);
            color: white;
            position: fixed;
            top: 0;
            width: 100%;
            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;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: #38b2ac;
        }
        .my-logo:hover {
            color: #cbd5e0;
            text-decoration: none;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: #e2e8f0;
            font-weight: 500;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover, .main-nav a:focus {
            color: white;
            border-bottom-color: #38b2ac;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #edf2f7;
            padding: 12px 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #cbd5e0;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 10px;
            color: #a0aec0;
        }
        .search-section {
            background-color: #e6fffa;
            padding: 30px 20px;
            text-align: center;
            border-bottom: 3px solid #38b2ac;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex-grow: 1;
            padding: 15px 20px;
            border: 2px solid #cbd5e0;
            border-radius: 50px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .search-input:focus {
            outline: none;
            border-color: #38b2ac;
        }
        .search-btn {
            background: #2c5282;
            color: white;
            border: none;
            border-radius: 50px;
            padding: 0 30px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background: #1a365d;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 20px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            padding: 40px;
            border-radius: 12px;
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
        }
        .article-header {
            margin-bottom: 30px;
            border-bottom: 3px solid #e2e8f0;
            padding-bottom: 20px;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #1a365d;
            line-height: 1.2;
            margin-bottom: 15px;
        }
        .meta-info {
            color: #718096;
            font-size: 0.95rem;
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .meta-info i {
            margin-right: 5px;
        }
        h2 {
            font-size: 2rem;
            color: #2c5282;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e2e8f0;
        }
        h3 {
            font-size: 1.6rem;
            color: #4a5568;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.3rem;
            color: #718096;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 1.5em;
            text-align: justify;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.2rem;
            color: #4a5568;
            font-weight: 500;
            background: #f0fff4;
            padding: 20px;
            border-left: 5px solid #38b2ac;
            border-radius: 0 8px 8px 0;
            margin-bottom: 30px;
        }
        strong {
            color: #1a365d;
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(to right, #ebf8ff, #f0fff4);
            border-left: 5px solid #2c5282;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .inline-link {
            font-weight: 600;
            border-bottom: 1px dashed #38b2ac;
        }
        .inline-link:hover {
            border-bottom-style: solid;
        }
        .featured-image {
            margin: 30px auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            max-width: 800px;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #718096;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .sidebar {
            background: white;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
            align-self: start;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: #2c5282;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 1px solid #e2e8f0;
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px dashed #e2e8f0;
        }
        .related-links a {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .related-links i {
            color: #38b2ac;
        }
        .interaction-forms {
            background: white;
            padding: 40px;
            border-radius: 12px;
            margin-top: 40px;
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
        }
        .form-title {
            color: #2c5282;
            margin-bottom: 25px;
            font-size: 1.8rem;
        }
        .form-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #4a5568;
        }
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #cbd5e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .form-control:focus {
            border-color: #38b2ac;
            outline: none;
            box-shadow: 0 0 0 3px rgba(56, 178, 172, 0.2);
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            direction: rtl; 
            justify-content: flex-start;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #cbd5e0;
            cursor: pointer;
            transition: color 0.3s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #f6e05e;
        }
        .submit-btn {
            background: #2c5282;
            color: white;
            border: none;
            padding: 15px 40px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        .submit-btn:hover {
            background: #1a365d;
        }
        .site-footer {
            background: #1a365d;
            color: #e2e8f0;
            padding: 50px 20px 30px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            margin-bottom: 15px;
            display: inline-block;
        }
        .footer-widget h4 {
            color: #a0d2f9;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #cbd5e0;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
            transition: all 0.3s;
        }
        friend-link {
            display: inline-block;
            background: #2c5282;
            color: white;
            padding: 8px 16px;
            border-radius: 20px;
            margin: 5px;
            font-size: 0.9rem;
        }
        friend-link:hover {
            background: #38b2ac;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid #2c5282;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: #1a365d;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease;
            }
            .main-nav.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            .main-nav ul {
                flex-direction: column;
                padding: 20px;
                gap: 0;
            }
            .main-nav li {
                border-bottom: 1px solid #2c5282;
            }
            .main-nav a {
                display: block;
                padding: 15px;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .article-content, .interaction-forms {
                padding: 25px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-btn {
                padding: 15px;
            }
        }