* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            max-width: 1920px;
            margin: 0 auto;
        }
        a { color: #0056b3; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #003d82; }
        img { max-width: 100%; height: auto; display: block; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .hidden { display: none !important; }
        .visible { display: block !important; }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .site-header {
            background: linear-gradient(135deg, #0a2463 0%, #1e3c8a 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            text-transform: uppercase;
            letter-spacing: -1px;
            background: linear-gradient(to right, #ffcc00, #ff9900);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo:hover { transform: scale(1.02); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #e6eeff;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        .main-nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            color: white;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin: 0 10px;
            color: #6c757d;
        }
        .breadcrumb a { color: #495057; }
        .breadcrumb a:hover { color: #0a2463; }
        .search-section {
            background-color: #fff;
            padding: 2rem 0;
            border-bottom: 1px solid #dee2e6;
            margin-bottom: 2rem;
        }
        .search-form {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
            border-radius: 50px;
            overflow: hidden;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1rem;
            outline: none;
        }
        .search-btn {
            background: linear-gradient(to right, #0a2463, #1e3c8a);
            color: white;
            border: none;
            padding: 1rem 2rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-btn:hover { background: linear-gradient(to right, #082049, #162b65); }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .sidebar {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 140px;
        }
        h1 {
            font-size: 2.8rem;
            color: #0a2463;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #ffcc00;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: #1e3c8a;
            margin: 2.5rem 0 1rem 0;
            padding-left: 10px;
            border-left: 5px solid #ff9900;
        }
        h3 {
            font-size: 1.6rem;
            color: #2a4a9c;
            margin: 2rem 0 1rem 0;
        }
        h4 {
            font-size: 1.3rem;
            color: #3a5aac;
            margin: 1.5rem 0 0.8rem 0;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.2rem;
            color: #555;
            font-weight: 500;
            margin-bottom: 2rem;
            padding: 1rem;
            background-color: #f8f9fa;
            border-left: 4px solid #0a2463;
        }
        .featured-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 8px;
            margin: 2rem 0;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            transition: transform 0.5s ease;
        }
        .featured-img:hover { transform: scale(1.005); }
        .content-link {
            color: #d6336c;
            border-bottom: 1px dotted #d6336c;
            font-weight: 600;
        }
        .content-link:hover {
            color: #a61e4d;
            border-bottom-style: solid;
        }
        .highlight-box {
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            border-left: 5px solid #ffcc00;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: white;
            padding: 1.5rem;
            border-radius: 8px;
            text-align: center;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
            border-top: 4px solid #0a2463;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: #0a2463;
            line-height: 1;
        }
        .user-interaction {
            background: white;
            padding: 2.5rem;
            border-radius: 10px;
            margin: 3rem 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .rating-section, .comment-section {
            margin-bottom: 3rem;
        }
        .star-rating {
            direction: rtl;
            display: inline-block;
            font-size: 2rem;
            unicode-bidi: bidi-override;
        }
        .star-rating input { display: none; }
        .star-rating label {
            color: #ccc;
            cursor: pointer;
            padding: 0 3px;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label { color: #ffcc00; }
        .interaction-form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
            max-width: 700px;
        }
        .form-group { display: flex; flex-direction: column; }
        .form-input, .form-textarea {
            padding: 0.8rem 1rem;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-input:focus, .form-textarea:focus {
            border-color: #0a2463;
            outline: none;
            box-shadow: 0 0 0 0.2rem rgba(10, 36, 99, 0.25);
        }
        .form-textarea { min-height: 150px; resize: vertical; }
        .submit-btn {
            align-self: flex-start;
            background: linear-gradient(to right, #0a2463, #1e3c8a);
            color: white;
            border: none;
            padding: 0.9rem 2.5rem;
            font-weight: 600;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
        }
        .submit-btn:hover {
            background: linear-gradient(to right, #082049, #162b65);
            transform: translateY(-2px);
        }
        .widget { margin-bottom: 2.5rem; }
        .widget-title {
            font-size: 1.3rem;
            color: #0a2463;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffcc00;
        }
        .link-list { list-style: none; }
        .link-list li { margin-bottom: 0.8rem; }
        .link-list a {
            display: block;
            padding: 0.8rem 1rem;
            background-color: #f8f9fa;
            border-radius: 6px;
            border-left: 4px solid #1e3c8a;
            transition: all 0.3s;
        }
        .link-list a:hover {
            background-color: #e9ecef;
            border-left-color: #ff9900;
            padding-left: 1.5rem;
        }
        .update-time {
            font-size: 0.9rem;
            color: #6c757d;
            background-color: #f8f9fa;
            padding: 1rem;
            border-radius: 6px;
            text-align: center;
        }
        .site-footer {
            background: #1a1a2e;
            color: #adb5bd;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 3rem;
        }
        .footer-section { flex: 1; min-width: 250px; }
        .footer-section h3 {
            color: #ffcc00;
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
        }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 0.7rem; }
        .footer-links a {
            color: #adb5bd;
            transition: color 0.3s, padding-left 0.3s;
        }
        .footer-links a:hover { color: white; padding-left: 8px; }
        friend-link {
            display: inline-block;
            background-color: #2d3748;
            color: #ffcc00;
            padding: 0.5rem 1rem;
            margin: 0.3rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2d3748;
            font-size: 0.9rem;
            color: #868e96;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: #0a2463;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease-in-out;
                z-index: 999;
            }
            .main-nav.active { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
            .main-nav ul {
                flex-direction: column;
                padding: 2rem;
                gap: 1rem;
            }
            .main-nav a {
                display: block;
                padding: 1rem;
                border-radius: 6px;
                border-left: 4px solid transparent;
            }
            .main-nav a:hover { border-left-color: #ffcc00; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .article-content, .sidebar { padding: 1.5rem; }
            .search-form { flex-direction: column; border-radius: 10px; }
            .search-input, .search-btn { border-radius: 0; width: 100%; }
        }