* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-dark: #0a192f;
            --primary-accent: #64ffda;
            --secondary-accent: #ccd6f6;
            --text-light: #8892b0;
            --bg-card: #112240;
            --hover-transition: all 0.3s ease;
            --section-padding: clamp(2rem, 5vw, 4rem);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--primary-dark);
            color: var(--secondary-accent);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-accent);
            text-decoration: none;
            transition: var(--hover-transition);
        }
        a:hover {
            text-shadow: 0 0 8px rgba(100, 255, 218, 0.5);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: min(100% - 40px, 1200px);
            margin-inline: auto;
        }
        .site-header {
            background-color: rgba(10, 25, 47, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
            border-bottom: 1px solid rgba(100, 255, 218, 0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary-accent), #4dabf7);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .main-nav ul {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .main-nav a {
            font-weight: 500;
            padding: 0.5rem;
            border-radius: 4px;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background-color: rgba(100, 255, 218, 0.1);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--primary-accent);
            font-size: 1.8rem;
            cursor: pointer;
            z-index: 1001;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 2rem;
            border-bottom: 1px solid rgba(136, 146, 176, 0.2);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb i {
            margin: 0 0.5rem;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: var(--section-padding) 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: var(--bg-card);
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .article-content h1 {
            font-size: clamp(2rem, 5vw, 3.2rem);
            margin-bottom: 1.5rem;
            color: #fff;
            line-height: 1.2;
        }
        .article-content h2 {
            font-size: 1.8rem;
            margin: 3rem 0 1.5rem;
            color: var(--primary-accent);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid rgba(100, 255, 218, 0.3);
        }
        .article-content h3 {
            font-size: 1.4rem;
            margin: 2rem 0 1rem;
            color: #fff;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .article-content .lead {
            font-size: 1.3rem;
            color: var(--primary-accent);
            font-weight: 500;
            padding-left: 1rem;
            border-left: 4px solid var(--primary-accent);
            margin-bottom: 2.5rem;
        }
        .highlight-box {
            background: rgba(100, 255, 218, 0.07);
            border-left: 5px solid var(--primary-accent);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .featured-image {
            margin: 3rem auto;
            text-align: center;
        }
        .featured-image img {
            max-height: 500px;
            object-fit: cover;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
        }
        .image-caption {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 0.8rem;
            font-style: italic;
        }
        .interactive-section {
            background-color: rgba(17, 34, 64, 0.7);
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
            border: 1px solid rgba(100, 255, 218, 0.2);
        }
        .interactive-section h3 {
            color: var(--primary-accent);
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }
        .form-control {
            width: 100%;
            padding: 0.8rem 1rem;
            background-color: rgba(10, 25, 47, 0.7);
            border: 1px solid rgba(100, 255, 218, 0.3);
            border-radius: 6px;
            color: var(--secondary-accent);
            font-size: 1rem;
            transition: var(--hover-transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary-accent);
            box-shadow: 0 0 0 3px rgba(100, 255, 218, 0.2);
        }
        .btn {
            display: inline-block;
            background-color: var(--primary-accent);
            color: var(--primary-dark);
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 6px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--hover-transition);
            font-size: 1rem;
        }
        .btn:hover {
            background-color: #4dabf7;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(100, 255, 218, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: var(--text-light);
            cursor: pointer;
            transition: var(--hover-transition);
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ffd700;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: var(--bg-card);
            border-radius: 10px;
            padding: 1.8rem;
            border: 1px solid rgba(136, 146, 176, 0.2);
        }
        .sidebar-widget h3 {
            color: var(--primary-accent);
            margin-bottom: 1.2rem;
            font-size: 1.3rem;
        }
        .quick-links ul {
            list-style: none;
        }
        .quick-links li {
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            position: relative;
        }
        .quick-links li:before {
            content: '▶';
            position: absolute;
            left: 0;
            color: var(--primary-accent);
            font-size: 0.8rem;
        }
        .longtail-links {
            background-color: var(--bg-card);
            padding: 3rem 0;
            margin-top: 4rem;
            border-top: 1px solid rgba(100, 255, 218, 0.1);
        }
        .longtail-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: rgba(10, 25, 47, 0.6);
            padding: 1rem;
            border-radius: 6px;
            border: 1px solid rgba(136, 146, 176, 0.1);
            transition: var(--hover-transition);
        }
        .web-link:hover {
            border-color: var(--primary-accent);
            transform: translateX(5px);
        }
        .site-footer {
            background-color: #020c1b;
            padding: 2.5rem 0;
            text-align: center;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }
        .copyright {
            border-top: 1px solid rgba(136, 146, 176, 0.2);
            padding-top: 1.5rem;
            max-width: 800px;
            margin-inline: auto;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background-color: var(--primary-dark);
                padding: 5rem 2rem 2rem;
                transition: right 0.4s ease;
                box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
                z-index: 1000;
            }
            .main-nav.active {
                right: 0;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
            }
            .header-container {
                position: relative;
            }
            .article-content {
                padding: 1.5rem;
            }
            .interactive-section {
                padding: 1.5rem;
            }
        }
        .text-bold {
            font-weight: 700;
            color: #fff;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        .text-center {
            text-align: center;
        }
        .mt-3 {
            margin-top: 3rem;
        }
        .mb-3 {
            margin-bottom: 3rem;
        }