* {
            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 {
            color: #2c8cff;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #0056b3;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-top: 30px;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
        }
        header {
            background: linear-gradient(135deg, #1a5fb4 0%, #2c8cff 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-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            text-decoration: none;
            color: #ffde59;
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .desktop-nav {
            display: flex;
            gap: 25px;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
        }
        .desktop-nav a {
            color: white;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #1a5fb4;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
            z-index: 999;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            padding: 15px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-weight: 600;
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 12px 0;
            margin-top: 5px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #666;
        }
        .breadcrumb span {
            color: #999;
            margin: 0 5px;
        }
        main {
            padding: 30px 0 60px;
        }
        article {
            background-color: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        @media (max-width: 768px) {
            article {
                padding: 25px 20px;
            }
        }
        h1 {
            font-size: 2.8rem;
            color: #1a5fb4;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #ffde59;
            padding-bottom: 15px;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
        }
        h2 {
            font-size: 2rem;
            color: #2c8cff;
            margin: 2.5rem 0 1.2rem;
            padding-top: 10px;
        }
        h3 {
            font-size: 1.6rem;
            color: #444;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #666;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.25rem;
            font-weight: 500;
            color: #555;
            margin-bottom: 2rem;
            padding: 15px;
            background-color: #f0f8ff;
            border-left: 5px solid #2c8cff;
            border-radius: 0 8px 8px 0;
        }
        .highlight {
            background-color: #fff9db;
            padding: 20px;
            border-radius: 10px;
            border-left: 5px solid #ffde59;
            margin: 25px 0;
        }
        .highlight strong {
            color: #d48806;
        }
        .stats-box {
            background: linear-gradient(to right, #f0f8ff, #e6f7ff);
            padding: 25px;
            border-radius: 10px;
            margin: 25px 0;
            border: 2px dashed #91d5ff;
        }
        .stats-box h4 {
            color: #1a5fb4;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        aside {
            position: sticky;
            top: 120px;
            align-self: start;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 25px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            color: #1a5fb4;
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        input, textarea, select {
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #2c8cff;
            box-shadow: 0 0 0 3px rgba(44, 140, 255, 0.15);
        }
        textarea {
            min-height: 120px;
            resize: vertical;
        }
        button, .btn {
            background: linear-gradient(to right, #2c8cff, #1a5fb4);
            color: white;
            border: none;
            padding: 14px 20px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        button:hover, .btn:hover {
            background: linear-gradient(to right, #1a5fb4, #0d4a9e);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            text-decoration: none;
            color: white;
        }
        .rating-stars {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 5px;
            margin: 10px 0;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #ffc107;
        }
        .comments-list {
            margin-top: 30px;
        }
        .comment {
            background-color: #f9f9f9;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 20px;
            border-left: 4px solid #2c8cff;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            font-size: 0.9rem;
            color: #666;
        }
        .comment-author {
            font-weight: bold;
            color: #1a5fb4;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 10px;
            padding: 0 10px;
        }
        .internal-links {
            background-color: #f0f8ff;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .internal-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 10px;
        }
        .internal-links li {
            padding: 8px 0;
        }
        .internal-links li:before {
            content: "🔗";
            margin-right: 10px;
        }
        footer {
            background-color: #1a1f36;
            color: #b0b7c3;
            padding: 50px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #b0b7c3;
        }
        .footer-links a:hover {
            color: #2c8cff;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            padding: 10px 15px;
            background-color: rgba(255,255,255,0.05);
            border-radius: 6px;
            margin-bottom: 10px;
            transition: background-color 0.3s;
        }
        friend-link:hover {
            background-color: rgba(255,255,255,0.1);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #888;
        }
        .text-center { text-align: center; }
        .mt-4 { margin-top: 2rem; }
        .mb-4 { margin-bottom: 2rem; }
        .last-updated {
            font-size: 0.9rem;
            color: #888;
            text-align: right;
            margin-top: 20px;
            font-style: italic;
        }