:root {
            --primary-sand: #d4a574;
            --deep-spice: #8b4513;
            --arrakis-blue: #1e3a5f;
            --fremen-gray: #333333;
            --desert-cream: #f5f1e8;
            --hover-spice: #a0522d;
            --warning-orange: #e67e22;
            --shadow-dark: rgba(0, 0, 0, 0.3);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0a0a0a;
            color: var(--desert-cream);
            line-height: 1.7;
            background-image: linear-gradient(to bottom, #111 0%, #222 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--primary-sand);
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #fff;
            text-shadow: 0 0 8px var(--primary-sand);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: rgba(20, 20, 20, 0.95);
            border-bottom: 2px solid var(--deep-spice);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--primary-sand), #fff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 2px;
            font-family: 'Times New Roman', serif;
        }
        .my-logo:hover {
            text-shadow: 0 0 15px rgba(212, 165, 116, 0.7);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-sand);
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--primary-sand);
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: rgba(30, 30, 30, 0.98);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            border-top: 1px solid var(--deep-spice);
            box-shadow: 0 10px 20px var(--shadow-dark);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 1rem;
            border-bottom: 1px solid #444;
            font-size: 1.1rem;
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #aaa;
            border-bottom: 1px solid #333;
            margin-bottom: 2rem;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: var(--primary-sand);
        }
        .breadcrumb .separator {
            margin: 0 0.5rem;
        }
        main {
            flex: 1;
            padding: 2rem 0;
        }
        article {
            background: linear-gradient(145deg, #1a1a1a, #222);
            border-radius: 10px;
            padding: 3rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #444;
        }
        h1, h2, h3, h4 {
            color: var(--primary-sand);
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.3;
            font-family: 'Times New Roman', serif;
        }
        h1 {
            font-size: 3.2rem;
            border-bottom: 3px solid var(--deep-spice);
            padding-bottom: 1rem;
            text-align: center;
            margin-top: 0;
        }
        h2 {
            font-size: 2.4rem;
            border-left: 5px solid var(--arrakis-blue);
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #e0e0e0;
        }
        h4 {
            font-size: 1.4rem;
            color: #ccc;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 300;
            color: #ddd;
            background-color: rgba(30, 58, 95, 0.2);
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid var(--arrakis-blue);
            margin-bottom: 2.5rem;
        }
        .highlight {
            background-color: rgba(212, 165, 116, 0.1);
            border-left: 4px solid var(--primary-sand);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .specs-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .spec-card {
            background: #252525;
            border: 1px solid #444;
            border-radius: 8px;
            padding: 2rem;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .spec-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
            border-color: var(--primary-sand);
        }
        .spec-card h3 {
            color: var(--primary-sand);
            text-align: center;
            margin-top: 0;
        }
        .spec-card ul {
            list-style: none;
        }
        .spec-card li {
            padding: 0.7rem 0;
            border-bottom: 1px dashed #444;
            display: flex;
            justify-content: space-between;
        }
        .spec-card li:last-child {
            border-bottom: none;
        }
        .spec-card .label {
            font-weight: 600;
            color: #ccc;
        }
        .spec-card .value {
            color: var(--primary-sand);
            font-family: monospace;
        }
        .spec-card.minimum {
            border-top: 5px solid var(--warning-orange);
        }
        .spec-card.recommended {
            border-top: 5px solid #2ecc71;
        }
        .spec-card.ultra {
            border-top: 5px solid #9b59b6;
        }
        .image-container {
            margin: 3rem auto;
            text-align: center;
            max-width: 900px;
        }
        .feature-img {
            width: 100%;
            height: auto;
            border-radius: 10px;
            border: 2px solid var(--deep-spice);
            box-shadow: 0 15px 25px rgba(0, 0, 0, 0.5);
            transition: transform 0.5s ease;
        }
        .feature-img:hover {
            transform: scale(1.01);
        }
        .caption {
            font-style: italic;
            color: #aaa;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .interactive-section {
            background: #1e1e1e;
            border-radius: 10px;
            padding: 2.5rem;
            margin: 3rem 0;
            border: 1px solid #444;
        }
        .interactive-section h2 {
            text-align: center;
            border: none;
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            color: #ccc;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem;
            background-color: #2a2a2a;
            border: 1px solid #555;
            border-radius: 5px;
            color: var(--desert-cream);
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-sand);
            box-shadow: 0 0 8px rgba(212, 165, 116, 0.3);
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, var(--deep-spice), var(--hover-spice));
            color: white;
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
            font-size: 1rem;
        }
        .btn:hover {
            background: linear-gradient(to right, var(--hover-spice), var(--deep-spice));
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(160, 82, 45, 0.4);
        }
        .btn-block {
            width: 100%;
        }
        .rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1.5rem 0;
            flex-wrap: wrap;
        }
        .star {
            font-size: 2rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s ease, transform 0.2s ease;
        }
        .star:hover,
        .star.active {
            color: gold;
            transform: scale(1.2);
        }
        .comments-section {
            margin-top: 4rem;
        }
        .comment {
            background-color: #252525;
            border-left: 4px solid #444;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        .comment:hover {
            border-left-color: var(--primary-sand);
        }
        .comment-author {
            font-weight: bold;
            color: var(--primary-sand);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .comment-date {
            color: #888;
            font-size: 0.9rem;
            margin-left: auto;
        }
        .comment-text {
            margin-top: 0.8rem;
            color: #ddd;
        }
        .update-time {
            text-align: center;
            font-size: 0.9rem;
            color: #888;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px dashed #444;
        }
        footer {
            background-color: #111;
            border-top: 2px solid var(--deep-spice);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary-sand);
            margin-bottom: 1rem;
        }
        .footer-about p {
            color: #aaa;
            font-size: 0.95rem;
        }
        .footer-links h4,
        .footer-social h4 {
            color: #ddd;
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.7rem;
        }
        .social-icons {
            display: flex;
            gap: 1rem;
        }
        .social-icons a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: #333;
            border-radius: 50%;
            color: #ddd;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }
        .social-icons a:hover {
            background-color: var(--primary-sand);
            color: #000;
            transform: translateY(-3px);
        }
        friend-link {
            display: block;
            margin: 2rem 0;
            padding: 1.5rem;
            background-color: #1a1a1a;
            border-radius: 8px;
            border: 1px solid #333;
        }
        friend-link h3 {
            color: #ddd;
            margin-top: 0;
            margin-bottom: 1rem;
            text-align: center;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1rem;
        }
        .friend-links a {
            background-color: #252525;
            padding: 0.7rem 1.2rem;
            border-radius: 5px;
            border: 1px solid #444;
            transition: all 0.3s ease;
        }
        .friend-links a:hover {
            background-color: var(--arrakis-blue);
            border-color: var(--primary-sand);
        }
        .copyright {
            text-align: center;
            color: #777;
            font-size: 0.9rem;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
            article { padding: 2rem; }
        }
        @media (max-width: 768px) {
            .header-container { flex-wrap: wrap; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            h3 { font-size: 1.6rem; }
            .specs-grid { grid-template-columns: 1fr; }
            .footer-container { grid-template-columns: 1fr; text-align: center; }
            .social-icons { justify-content: center; }
            .friend-links { flex-direction: column; align-items: center; }
            .friend-links a { width: 80%; text-align: center; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            h1 { font-size: 1.9rem; }
            .my-logo { font-size: 1.8rem; }
            article { padding: 1.5rem; }
            .interactive-section { padding: 1.5rem; }
        }
        @media print {
            .site-header, footer, .interactive-section, .hamburger, .rating, .btn {
                display: none !important;
            }
            body {
                background: white;
                color: black;
            }
            a { color: #000; text-decoration: underline; }
            .spec-card { break-inside: avoid; }
        }