* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #f0f0f0;
            background: linear-gradient(135deg, #0c1a2d 0%, #1a3a5f 100%);
            background-attachment: fixed;
            min-height: 100vh;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #74c0fc;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: rgba(10, 25, 47, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #1e5ba3;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
        }
        .main-nav li {
            margin-left: 25px;
        }
        .main-nav a {
            color: #c9d1d9;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 6px;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(30, 91, 163, 0.4);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: #c9d1d9;
        }
        .breadcrumb {
            padding: 15px 20px;
            background: rgba(20, 40, 70, 0.7);
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #a5d8ff;
        }
        .breadcrumb span {
            color: #8b949e;
            margin: 0 8px;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 30px;
            padding: 30px 20px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: rgba(20, 30, 48, 0.8);
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        article h1 {
            font-size: 2.8rem;
            color: #58a6ff;
            margin-bottom: 20px;
            line-height: 1.2;
            text-align: center;
            border-bottom: 3px solid #1e5ba3;
            padding-bottom: 15px;
        }
        article h2 {
            font-size: 2rem;
            color: #79c0ff;
            margin: 40px 0 20px;
            padding-left: 10px;
            border-left: 5px solid #ff6b6b;
        }
        article h3 {
            font-size: 1.6rem;
            color: #a5d8ff;
            margin: 30px 0 15px;
        }
        article h4 {
            font-size: 1.3rem;
            color: #c9d1d9;
            margin: 25px 0 12px;
        }
        article p {
            margin-bottom: 20px;
            text-align: justify;
            font-size: 1.1rem;
        }
        article .highlight {
            background: rgba(30, 91, 163, 0.3);
            border-left: 4px solid #4dabf7;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        article .note {
            background: rgba(255, 212, 0, 0.1);
            border-left: 4px solid #ffd700;
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        article emoji {
            font-size: 1.2em;
            margin-right: 8px;
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #8b949e;
            font-size: 0.9rem;
            margin-top: 40px;
            padding-top: 15px;
            border-top: 1px dashed #30363d;
        }
        .sidebar {
            background: rgba(20, 30, 48, 0.8);
            border-radius: 15px;
            padding: 25px;
            align-self: start;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
        }
        .sidebar h3 {
            color: #79c0ff;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #30363d;
        }
        .widget {
            margin-bottom: 30px;
        }
        .search-box input {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #30363d;
            border-radius: 8px;
            background: #0d1117;
            color: #c9d1d9;
            font-size: 1rem;
        }
        .search-box button {
            width: 100%;
            margin-top: 10px;
            padding: 12px;
            background: linear-gradient(90deg, #1e5ba3, #2a7de9);
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s;
        }
        .search-box button:hover {
            background: linear-gradient(90deg, #2a7de9, #4dabf7);
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 15px 0;
            font-size: 1.8rem;
            color: #ffd700;
        }
        .rating-widget .stars i {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .rating-widget .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form textarea {
            width: 100%;
            height: 120px;
            padding: 12px;
            border: 1px solid #30363d;
            border-radius: 8px;
            background: #0d1117;
            color: #c9d1d9;
            font-family: inherit;
            resize: vertical;
        }
        .comment-form button {
            width: 100%;
            padding: 12px;
            margin-top: 10px;
            background: linear-gradient(90deg, #28a745, #34ce57);
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s;
        }
        .comment-form button:hover {
            background: linear-gradient(90deg, #34ce57, #51d66b);
        }
        .featured-image {
            margin: 30px 0;
            text-align: center;
            border-radius: 10px;
            overflow: hidden;
            border: 3px solid #1e5ba3;
        }
        .featured-image img {
            width: 100%;
            transition: transform 0.5s;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            padding: 10px;
            background: rgba(30, 91, 163, 0.5);
            font-size: 0.9rem;
            color: #c9d1d9;
        }
        .site-footer {
            background: #0a192f;
            padding: 40px 20px 20px;
            border-top: 2px solid #1e5ba3;
            margin-top: 50px;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #58a6ff;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        friend-link {
            display: block;
            background: rgba(30, 91, 163, 0.2);
            padding: 12px 15px;
            border-radius: 8px;
            margin-bottom: 10px;
            border: 1px solid transparent;
            transition: all 0.3s;
        }
        friend-link:hover {
            border-color: #4dabf7;
            background: rgba(30, 91, 163, 0.4);
        }
        .copyright {
            text-align: center;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid #30363d;
            color: #8b949e;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                margin-top: 15px;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                align-items: center;
            }
            .main-nav li {
                margin: 10px 0;
            }
            article h1 {
                font-size: 2.2rem;
            }
            article h2 {
                font-size: 1.8rem;
            }
            article h3 {
                font-size: 1.4rem;
            }
            .main-content {
                padding: 20px 15px;
            }
            article, .sidebar {
                padding: 20px;
            }
        }