* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #0b0e14;
            color: #e8edf5;
            line-height: 1.7;
            font-size: 16px;
            scroll-behavior: smooth;
        }
        a {
            color: #f0c040;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #ffd966;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: #141a24;
            border-bottom: 2px solid #2c3a4a;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            background: rgba(20, 26, 36, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #f0c040;
            text-transform: uppercase;
            text-shadow: 0 2px 8px rgba(240, 192, 64, 0.2);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: #d9a520;
        }
        .my-logo:hover {
            color: #ffd966;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            color: #8899aa;
            letter-spacing: 0.5px;
            display: block;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #f0c040;
            color: #f0c040;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            background: #f0c040;
            color: #0b0e14;
        }
        nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        nav a {
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 500;
            font-size: 0.95rem;
            color: #c8d6e5;
            transition: 0.2s;
            white-space: nowrap;
        }
        nav a:hover {
            background: #2c3a4a;
            color: #f0c040;
            text-decoration: none;
        }
        nav a i {
            margin-right: 6px;
            font-size: 0.9rem;
        }
        .breadcrumb {
            background: #1c2432;
            padding: 12px 20px;
            border-radius: 10px;
            margin: 20px 0 10px;
            font-size: 0.9rem;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            border: 1px solid #2c3a4a;
        }
        .breadcrumb span {
            color: #8899aa;
        }
        .breadcrumb a {
            color: #f0c040;
        }
        .breadcrumb a:hover {
            color: #ffd966;
        }
        .breadcrumb .current {
            color: #c8d6e5;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #1a2535, #0b0e14);
            padding: 40px 0 30px;
            border-bottom: 1px solid #2c3a4a;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #f0c040;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
            line-height: 1.2;
        }
        .hero h1 i {
            color: #d9a520;
            margin-right: 12px;
        }
        .hero p {
            font-size: 1.2rem;
            color: #b0c4d8;
            max-width: 800px;
        }
        .hero .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 18px;
            font-size: 0.95rem;
            color: #8899aa;
        }
        .hero .meta i {
            margin-right: 6px;
            color: #f0c040;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 120px;
            align-self: start;
            background: #141a24;
            border-radius: 16px;
            padding: 24px 20px;
            border: 1px solid #2c3a4a;
            max-height: 80vh;
            overflow-y: auto;
        }
        .sidebar h3 {
            color: #f0c040;
            font-size: 1.2rem;
            border-bottom: 2px solid #2c3a4a;
            padding-bottom: 10px;
            margin-bottom: 14px;
        }
        .sidebar ul {
            list-style: none;
        }
        .sidebar li {
            padding: 6px 0;
        }
        .sidebar li a {
            color: #c8d6e5;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar li a:hover {
            color: #f0c040;
            text-decoration: none;
        }
        .sidebar li a i {
            font-size: 0.8rem;
            color: #f0c040;
            width: 18px;
        }
        section {
            margin-bottom: 48px;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #f0c040;
            margin: 32px 0 16px;
            border-left: 5px solid #d9a520;
            padding-left: 18px;
        }
        h2 i {
            margin-right: 10px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #e8edf5;
            margin: 28px 0 12px;
        }
        h3 i {
            margin-right: 8px;
            color: #f0c040;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #d0dce8;
            margin: 20px 0 10px;
        }
        p {
            margin-bottom: 16px;
            color: #d0dce8;
        }
        .highlight {
            background: #1c2432;
            border-left: 4px solid #f0c040;
            padding: 16px 20px;
            border-radius: 8px;
            margin: 20px 0;
        }
        .highlight strong {
            color: #f0c040;
        }
        ul,
        ol {
            margin: 12px 0 20px 24px;
            color: #d0dce8;
        }
        li {
            margin-bottom: 8px;
        }
        .spec-table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            background: #141a24;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #2c3a4a;
        }
        .spec-table th {
            background: #1f2a3a;
            color: #f0c040;
            padding: 14px 16px;
            text-align: left;
            font-weight: 700;
        }
        .spec-table td {
            padding: 12px 16px;
            border-bottom: 1px solid #1c2432;
        }
        .spec-table tr:last-child td {
            border-bottom: none;
        }
        .spec-table tr:hover td {
            background: #1c2432;
        }
        .badge {
            display: inline-block;
            background: #2c3a4a;
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #f0c040;
            font-weight: 600;
        }
        .feature-box {
            background: #1c2432;
            border-radius: 14px;
            padding: 24px;
            margin: 20px 0;
            border: 1px solid #2c3a4a;
            transition: 0.2s;
        }
        .feature-box:hover {
            border-color: #f0c040;
            transform: translateY(-2px);
        }
        .feature-box h4 {
            margin-top: 0;
            color: #f0c040;
        }
        .feature-box i {
            margin-right: 8px;
        }
        .image-block {
            margin: 32px 0;
            border-radius: 14px;
            overflow: hidden;
            background: #141a24;
            padding: 12px;
            border: 1px solid #2c3a4a;
        }
        .image-block img {
            border-radius: 10px;
            width: 100%;
        }
        .image-block figcaption {
            text-align: center;
            padding: 12px 0 4px;
            font-size: 0.9rem;
            color: #8899aa;
            font-style: italic;
        }
        .search-box {
            display: flex;
            gap: 8px;
            margin: 24px 0;
            flex-wrap: wrap;
        }
        .search-box input {
            flex: 1;
            padding: 14px 18px;
            border-radius: 10px;
            border: 2px solid #2c3a4a;
            background: #1c2432;
            color: #e8edf5;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
            min-width: 180px;
        }
        .search-box input:focus {
            border-color: #f0c040;
            background: #141a24;
        }
        .search-box button {
            padding: 14px 28px;
            background: #f0c040;
            color: #0b0e14;
            font-weight: 700;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            font-size: 1rem;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: #ffd966;
            transform: scale(1.02);
        }
        .comment-area,
        .rating-area {
            background: #141a24;
            border-radius: 16px;
            padding: 28px;
            margin: 28px 0;
            border: 1px solid #2c3a4a;
        }
        .comment-area h3,
        .rating-area h3 {
            margin-top: 0;
            color: #f0c040;
        }
        .comment-area textarea {
            width: 100%;
            padding: 14px 18px;
            border-radius: 10px;
            border: 2px solid #2c3a4a;
            background: #1c2432;
            color: #e8edf5;
            font-size: 1rem;
            resize: vertical;
            min-height: 120px;
            outline: none;
            font-family: inherit;
        }
        .comment-area textarea:focus {
            border-color: #f0c040;
        }
        .comment-area .form-group,
        .rating-area .form-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 14px;
            align-items: center;
        }
        .comment-area .form-group input,
        .rating-area .form-group input {
            flex: 1;
            padding: 12px 16px;
            border-radius: 10px;
            border: 2px solid #2c3a4a;
            background: #1c2432;
            color: #e8edf5;
            font-size: 1rem;
            outline: none;
            min-width: 160px;
        }
        .comment-area .form-group input:focus,
        .rating-area .form-group input:focus {
            border-color: #f0c040;
        }
        .btn-submit {
            padding: 12px 28px;
            background: #f0c040;
            color: #0b0e14;
            font-weight: 700;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            font-size: 1rem;
            transition: 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-submit:hover {
            background: #ffd966;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            color: #3a4a5a;
            cursor: pointer;
        }
        .star-rating i {
            transition: 0.2s;
        }
        .star-rating i.active,
        .star-rating i:hover {
            color: #f0c040;
        }
        .star-rating i:hover~i {
            color: #3a4a5a;
        }
        footer {
            background: #141a24;
            border-top: 2px solid #2c3a4a;
            padding: 40px 0 30px;
            margin-top: 40px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
        }
        footer h4 {
            color: #f0c040;
            margin-bottom: 12px;
            font-size: 1.1rem;
        }
        footer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        footer li {
            margin-bottom: 6px;
        }
        footer li a {
            color: #b0c4d8;
            font-size: 0.95rem;
        }
        footer li a:hover {
            color: #f0c040;
        }
        friend-link {
            display: block;
            padding: 14px 0;
            border-top: 1px solid #2c3a4a;
            margin-top: 20px;
            font-size: 0.95rem;
            color: #8899aa;
        }
        friend-link a {
            color: #f0c040;
            margin: 0 6px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            color: #667788;
            font-size: 0.9rem;
            border-top: 1px solid #1c2432;
            margin-top: 20px;
        }
        .copyright strong {
            color: #8899aa;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #1c2432;
                padding: 12px;
                border-radius: 12px;
                margin-top: 8px;
                border: 1px solid #2c3a4a;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 12px 16px;
                width: 100%;
                border-bottom: 1px solid #2c3a4a;
            }
            nav a:last-child {
                border-bottom: none;
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                max-height: none;
                margin-top: 30px;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .spec-table {
                font-size: 0.85rem;
            }
            .spec-table th,
            .spec-table td {
                padding: 10px 12px;
            }
            .feature-box {
                padding: 18px;
            }
            .comment-area,
            .rating-area {
                padding: 18px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo small {
                font-size: 0.6rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 10px 14px;
            }
            .search-box input,
            .search-box button {
                width: 100%;
            }
            .star-rating {
                font-size: 1.6rem;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0b0e14;
        }
        ::-webkit-scrollbar-thumb {
            background: #2c3a4a;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #3a4a5a;
        }
        :target {
            scroll-margin-top: 90px;
        }