* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0a192f;
            color: #ccd6f6;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #64ffda;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #52d3aa;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #112240 0%, #0a192f 100%);
            padding: 1.5rem 0;
            border-bottom: 2px solid #1e3a8a;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #64ffda, #3b82f6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 10px rgba(100, 255, 218, 0.3);
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .main-nav ul {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #64ffda;
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #64ffda;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #112240;
            font-size: 0.9rem;
            margin-bottom: 2rem;
            border-radius: 0 0 8px 8px;
        }
        .breadcrumb a {
            color: #8892b0;
        }
        .breadcrumb .separator {
            margin: 0 8px;
            color: #64ffda;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 768px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: #112240;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        h1 {
            font-size: 2.8rem;
            color: #e6f1ff;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 5px solid #64ffda;
            padding-left: 1rem;
        }
        h2 {
            font-size: 2rem;
            color: #a8b2d1;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #1e3a8a;
        }
        h3 {
            font-size: 1.6rem;
            color: #ccd6f6;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #8892b0;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: #a8b2d1;
        }
        .highlight {
            background-color: #1e3a8a;
            border-left: 4px solid #64ffda;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .featured-img {
            width: 100%;
            border-radius: 12px;
            margin: 2.5rem auto;
            border: 3px solid #1e3a8a;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
        }
        .sidebar {
            background-color: #112240;
            padding: 2rem;
            border-radius: 12px;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget-title {
            font-size: 1.4rem;
            color: #64ffda;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #1e3a8a;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.9rem;
            border-radius: 6px;
            border: 1px solid #1e3a8a;
            background-color: #0a192f;
            color: #ccd6f6;
            font-size: 1rem;
            width: 100%;
        }
        button, .btn {
            background: linear-gradient(90deg, #3b82f6, #64ffda);
            color: #0a192f;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 6px;
            font-weight: 700;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            text-align: center;
            display: inline-block;
        }
        button:hover, .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(59, 130, 246, 0.4);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #3b82f6;
            cursor: pointer;
        }
        .stars .star:hover,
        .stars .star.active {
            color: #fbbf24;
        }
        .site-footer {
            background-color: #0a192f;
            border-top: 2px solid #1e3a8a;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-links, .friend-links {
            flex: 1;
            min-width: 250px;
        }
        .footer-links h4, .friend-links h4 {
            color: #64ffda;
            margin-bottom: 1.2rem;
        }
        .footer-links ul, .friend-links ul {
            list-style: none;
        }
        .footer-links li, .friend-links li {
            margin-bottom: 0.7rem;
        }
        friend-link {
            display: block;
            padding: 0.5rem;
            background-color: #112240;
            margin-bottom: 0.5rem;
            border-radius: 4px;
            transition: background-color 0.3s;
        }
        friend-link:hover {
            background-color: #1e3a8a;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #1e3a8a;
            color: #8892b0;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .header-container { padding: 0 15px; }
            .main-nav ul { gap: 1.5rem; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 90px;
                left: 0;
                width: 100%;
                background-color: #112240;
                padding: 2rem;
                transform: translateY(-150%);
                opacity: 0;
                transition: transform 0.4s ease, opacity 0.4s ease;
                box-shadow: 0 10px 20px rgba(0,0,0,0.3);
                border-top: 1px solid #1e3a8a;
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1.2rem;
            }
            .breadcrumb { padding: 1rem 15px; }
            article, .sidebar { padding: 1.8rem; }
            .footer-content { flex-direction: column; }
        }