* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a1a2a;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4fc3f7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #29b6f6;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #001528 0%, #003366 100%);
            border-bottom: 2px solid #00bcd4;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 60, 150, 0.3);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(90deg, #00bcd4, #00e5ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        }
        .logo a:hover {
            background: linear-gradient(90deg, #00e5ff, #00bcd4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        nav.desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        nav.desktop-nav a {
            color: #b3e5fc;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        nav.desktop-nav a:hover,
        nav.desktop-nav a.active {
            background-color: rgba(0, 188, 212, 0.15);
            color: #00e5ff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: #00bcd4;
            background: none;
            border: none;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: #001528;
            border-top: 1px solid #003366;
            flex-direction: column;
            padding: 1rem;
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: #b3e5fc;
            padding: 0.8rem;
            border-bottom: 1px solid #003366;
            font-weight: 600;
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #0d2135;
            font-size: 0.9rem;
            border-bottom: 1px solid #1a3a5f;
        }
        .breadcrumb a {
            color: #80d8ff;
        }
        .breadcrumb span {
            color: #bbbbbb;
        }
        .search-section {
            background-color: #0d2135;
            padding: 2rem 0;
            text-align: center;
            border-bottom: 1px solid #1a3a5f;
        }
        .search-box {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 100, 200, 0.2);
        }
        .search-box input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            background-color: #1a3a5f;
            color: white;
            font-size: 1rem;
        }
        .search-box button {
            background: linear-gradient(90deg, #00bcd4, #008ba3);
            color: white;
            border: none;
            padding: 0 2rem;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: linear-gradient(90deg, #00e5ff, #00bcd4);
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: #0d2135;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 8px 25px rgba(0, 30, 60, 0.4);
            border: 1px solid #1a3a5f;
        }
        h1 {
            color: #00e5ff;
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        h2 {
            color: #4fc3f7;
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #00bcd4;
        }
        h3 {
            color: #81d4fa;
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(0, 188, 212, 0.1);
            border-left: 4px solid #00bcd4;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
        }
        .image-container img {
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.7);
            border: 2px solid #00bcd4;
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            font-style: italic;
            color: #90a4ae;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .content-link {
            font-weight: bold;
            border-bottom: 1px dashed #4fc3f7;
        }
        aside {
            background-color: #0d2135;
            border-radius: 12px;
            padding: 1.5rem;
            border: 1px solid #1a3a5f;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 2rem;
        }
        .widget h3 {
            color: #00e5ff;
            font-size: 1.3rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #1a3a5f;
        }
        .rating-widget form,
        .comment-widget form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #555;
            margin: 0.5rem 0;
        }
        .rating-stars .star {
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars .star.active,
        .rating-stars .star:hover {
            color: #ffeb3b;
        }
        .rating-widget input,
        .rating-widget textarea,
        .comment-widget input,
        .comment-widget textarea {
            padding: 0.8rem;
            background-color: #1a3a5f;
            border: 1px solid #2a4a7a;
            border-radius: 4px;
            color: white;
            font-size: 1rem;
        }
        .rating-widget button,
        .comment-widget button {
            background: linear-gradient(90deg, #00bcd4, #008ba3);
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 4px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .rating-widget button:hover,
        .comment-widget button:hover {
            background: linear-gradient(90deg, #00e5ff, #00bcd4);
        }
        .long-tail-links {
            background-color: #0a1a2a;
            padding: 2.5rem 0;
            border-top: 2px solid #003366;
            border-bottom: 2px solid #003366;
        }
        .web-link {
            display: inline-block;
            margin: 0.5rem 1rem;
            padding: 0.6rem 1.2rem;
            background-color: #0d2135;
            border-radius: 30px;
            border: 1px solid #1a3a5f;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            background-color: #00bcd4;
            border-color: #00bcd4;
            transform: translateY(-3px);
        }
        .web-link:hover a {
            color: #001528;
        }
        footer {
            background-color: #001528;
            color: #90a4ae;
            padding: 2.5rem 0 1.5rem;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1.5rem;
        }
        .copyright {
            font-size: 0.9rem;
            border-top: 1px solid #003366;
            padding-top: 1.5rem;
            width: 100%;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav.desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            article {
                padding: 1.5rem;
            }
            .search-box {
                flex-direction: column;
                border-radius: 12px;
            }
            .search-box input,
            .search-box button {
                width: 100%;
                border-radius: 0;
                padding: 1rem;
            }
        }