* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #2c5aa0;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e63946;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 60px 0;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: #ffde59;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 4px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .main-nav a:hover, .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: #ffde59;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 12px 20px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #6c757d;
        }
        .breadcrumb a:hover {
            color: #2c5aa0;
        }
        .breadcrumb span {
            color: #495057;
            margin: 0 5px;
        }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1551029506-0807df4e2031?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 100px 20px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-section {
            background-color: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 40px;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 20px auto 0;
        }
        .search-form input {
            flex-grow: 1;
            padding: 15px 20px;
            border: 2px solid #1a2980;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background: linear-gradient(to right, #1a2980, #26d0ce);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: bold;
            transition: opacity 0.3s;
        }
        .search-form button:hover {
            opacity: 0.9;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .main-content {
            background: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .article-meta {
            color: #6c757d;
            font-size: 0.9rem;
            margin-bottom: 30px;
            padding-bottom: 15px;
            border-bottom: 1px solid #dee2e6;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }
        .last-updated {
            color: #e63946;
            font-weight: 600;
        }
        h1, h2, h3, h4 {
            color: #1a2980;
            margin-top: 1.8em;
            margin-bottom: 0.7em;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 3px solid #26d0ce;
            padding-bottom: 15px;
        }
        h2 {
            font-size: 2.2rem;
            padding-left: 15px;
            border-left: 5px solid #ffde59;
        }
        h3 {
            font-size: 1.8rem;
            color: #2c5aa0;
        }
        h4 {
            font-size: 1.4rem;
            color: #495057;
        }
        p {
            margin-bottom: 1.5em;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #1a2980;
            background-color: #f1f8ff;
            padding: 20px;
            border-radius: 8px;
            border-left: 5px solid #1a2980;
            margin-bottom: 2em;
        }
        .highlight {
            background-color: #fff9db;
            padding: 20px;
            border-radius: 8px;
            border: 1px dashed #f59f00;
            margin: 2em 0;
        }
        .highlight strong {
            color: #d9480f;
        }
        .insight-box {
            background: linear-gradient(to bottom right, #e3f2fd, #f3e5f5);
            padding: 25px;
            border-radius: 10px;
            margin: 2em 0;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
        }
        ul, ol {
            padding-left: 2em;
            margin-bottom: 1.5em;
        }
        li {
            margin-bottom: 0.7em;
        }
        blockquote {
            font-style: italic;
            color: #555;
            border-left: 4px solid #26d0ce;
            padding-left: 20px;
            margin: 2em 0;
        }
        .img-container {
            margin: 2.5em auto;
            text-align: center;
            max-width: 800px;
        }
        .img-container img {
            border-radius: 10px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .img-container img:hover {
            transform: scale(1.02);
        }
        .img-caption {
            font-size: 0.95rem;
            color: #6c757d;
            margin-top: 10px;
            font-style: italic;
        }
        .link-list {
            background-color: #f8f9fa;
            padding: 20px;
            border-radius: 8px;
            margin: 2em 0;
        }
        .link-list h4 {
            margin-top: 0;
        }
        .link-list ul {
            columns: 2;
            gap: 20px;
        }
        .link-list li {
            break-inside: avoid;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            font-size: 1.5rem;
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 2px solid #ffde59;
            margin-bottom: 20px;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            font-size: 2rem;
            color: #ffc107;
            margin: 20px 0;
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-form select,
        .rating-form textarea {
            padding: 12px;
            border: 1px solid #ced4da;
            border-radius: 5px;
            font-size: 1rem;
        }
        .rating-form button {
            background-color: #1a2980;
            color: white;
            border: none;
            padding: 12px;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .rating-form button:hover {
            background-color: #e63946;
        }
        .comment-list {
            max-height: 400px;
            overflow-y: auto;
            padding-right: 10px;
        }
        .comment {
            padding: 15px 0;
            border-bottom: 1px solid #eee;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: bold;
            color: #1a2980;
        }
        .comment-date {
            font-size: 0.8rem;
            color: #6c757d;
        }
        .comment-text {
            margin-top: 8px;
        }
        .site-footer {
            background: linear-gradient(135deg, #2d3748, #1a202c);
            color: #cbd5e0;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            margin-bottom: 20px;
            display: inline-block;
        }
        .footer-links h4 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #cbd5e0;
        }
        .footer-links a:hover {
            color: #ffde59;
            padding-left: 5px;
            transition: all 0.3s;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.05);
            padding: 15px;
            border-radius: 5px;
            margin-bottom: 10px;
        }
        friend-link a {
            color: #90cdf4;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #1a2980;
                padding: 20px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            .main-nav.active ul {
                display: flex;
            }
            .hero {
                padding: 70px 20px;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .search-form {
                flex-direction: column;
                gap: 10px;
            }
            .search-form input,
            .search-form button {
                border-radius: 50px;
                width: 100%;
            }
            .link-list ul {
                columns: 1;
            }
            .footer-content {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .main-content {
                padding: 25px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
        }
        .pulse {
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.7; }
            100% { opacity: 1; }
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .text-bold {
            font-weight: 800;
            color: #1a2980;
        }
        .text-highlight {
            background-color: #ffde59;
            padding: 2px 6px;
            border-radius: 3px;
        }