*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --bg-dark: #0b0e14;
            --bg-card: #141a24;
            --bg-card2: #1c2432;
            --text-primary: #e8edf5;
            --text-secondary: #a0b1cc;
            --accent-neon: #00f0ff;
            --accent-orange: #ff7a2f;
            --accent-purple: #b44aff;
            --accent-green: #00e676;
            --border-dim: #2a3548;
            --radius: 12px;
            --shadow-glow: 0 0 30px rgba(0, 240, 255, 0.08);
            --font-body: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-heading: 'Segoe UI', system-ui, sans-serif;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-body);
            background: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        a {
            color: var(--accent-neon);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--accent-orange);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.25;
            color: #fff;
            margin-top: 1.8rem;
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: clamp(2rem, 5.5vw, 3.4rem);
            margin-top: 0.5rem;
            background: linear-gradient(135deg, #fff 30%, var(--accent-neon) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: clamp(1.5rem, 3.5vw, 2.2rem);
            border-left: 4px solid var(--accent-neon);
            padding-left: 1rem;
        }
        h3 {
            font-size: clamp(1.2rem, 2.5vw, 1.6rem);
            color: var(--accent-orange);
        }
        h4 {
            font-size: clamp(1rem, 2vw, 1.25rem);
            color: var(--accent-purple);
        }
        p {
            margin-bottom: 1.2rem;
            color: var(--text-secondary);
        }
        ul,
        ol {
            margin: 0.8rem 0 1.5rem 1.8rem;
            color: var(--text-secondary);
        }
        li {
            margin-bottom: 0.5rem;
        }
        strong {
            color: #fff;
            font-weight: 600;
        }
        hr {
            border: none;
            border-top: 1px solid var(--border-dim);
            margin: 2.5rem 0;
        }
        .wrapper {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        header {
            background: rgba(11, 14, 20, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-dim);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0.6rem 0;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, var(--accent-neon), var(--accent-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: transform var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.03);
            text-decoration: none;
        }
        .my-logo i {
            font-size: 1.4rem;
            background: none;
            -webkit-text-fill-color: var(--accent-neon);
        }
        .my-logo small {
            font-size: 0.55rem;
            font-weight: 400;
            display: block;
            -webkit-text-fill-color: var(--text-secondary);
            letter-spacing: 0.3px;
        }
        nav.main-nav {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            flex-wrap: wrap;
        }
        nav.main-nav a {
            color: var(--text-secondary);
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
        }
        nav.main-nav a:hover,
        nav.main-nav a:focus-visible {
            background: rgba(0, 240, 255, 0.12);
            color: var(--accent-neon);
            text-decoration: none;
        }
        nav.main-nav a i {
            margin-right: 0.35rem;
            font-size: 0.85rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: 1px solid var(--border-dim);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: var(--bg-card);
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem 0.6rem;
            font-size: 0.85rem;
            padding: 1rem 0 0.2rem;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--accent-neon);
        }
        .breadcrumb a:hover {
            color: var(--accent-orange);
        }
        .breadcrumb span.sep {
            color: var(--border-dim);
            font-size: 0.7rem;
        }
        .breadcrumb .current {
            color: var(--text-secondary);
            font-weight: 500;
        }
        .hero {
            padding: 2.5rem 0 1.5rem;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 2rem;
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin: 0.5rem 0 1.8rem;
        }
        .hero-meta i {
            margin-right: 0.4rem;
            color: var(--accent-neon);
        }
        .hero-meta .update-badge {
            background: rgba(0, 230, 118, 0.15);
            color: var(--accent-green);
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.8rem;
        }
        .featured-img-wrap {
            margin: 2rem 0 2.5rem;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-glow);
            border: 1px solid var(--border-dim);
        }
        .featured-img-wrap img {
            width: 100%;
            max-height: 520px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .featured-img-wrap:hover img {
            transform: scale(1.01);
        }
        .featured-img-wrap figcaption {
            background: var(--bg-card);
            padding: 0.6rem 1.2rem;
            font-size: 0.85rem;
            color: var(--text-secondary);
            border-top: 1px solid var(--border-dim);
        }
        .content-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 2rem 2rem 1.5rem;
            margin: 2rem 0;
            border: 1px solid var(--border-dim);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .content-section:hover {
            border-color: rgba(0, 240, 255, 0.2);
            box-shadow: 0 0 40px rgba(0, 240, 255, 0.04);
        }
        .content-section h2:first-child {
            margin-top: 0;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 1.5rem 0;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        .card-mini {
            background: var(--bg-card2);
            padding: 1.2rem 1.2rem 0.8rem;
            border-radius: 10px;
            border: 1px solid var(--border-dim);
            transition: transform var(--transition), border-color var(--transition);
        }
        .card-mini:hover {
            transform: translateY(-3px);
            border-color: rgba(180, 74, 255, 0.3);
        }
        .card-mini h4 {
            margin-top: 0;
            font-size: 1.05rem;
        }
        .card-mini i {
            color: var(--accent-orange);
            margin-right: 0.5rem;
        }
        .spec-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0;
            font-size: 0.95rem;
        }
        .spec-table th,
        .spec-table td {
            padding: 0.75rem 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border-dim);
        }
        .spec-table th {
            background: var(--bg-card2);
            color: var(--accent-neon);
            font-weight: 600;
        }
        .spec-table tr:hover td {
            background: rgba(0, 240, 255, 0.03);
        }
        .search-box {
            display: flex;
            gap: 0.5rem;
            max-width: 500px;
            margin: 1rem 0 1.8rem;
            flex-wrap: wrap;
        }
        .search-box input {
            flex: 1;
            padding: 0.7rem 1.2rem;
            border-radius: 30px;
            border: 1px solid var(--border-dim);
            background: var(--bg-card2);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
            transition: border var(--transition);
            min-width: 160px;
        }
        .search-box input:focus {
            border-color: var(--accent-neon);
        }
        .search-box input::placeholder {
            color: var(--text-secondary);
        }
        .search-box button {
            padding: 0.7rem 1.6rem;
            border-radius: 30px;
            border: none;
            background: linear-gradient(135deg, var(--accent-neon), var(--accent-purple));
            color: #0b0e14;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .search-box button:hover {
            transform: scale(1.03);
            box-shadow: 0 0 30px rgba(0, 240, 255, 0.25);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 1.8rem 0;
        }
        .comment-form textarea,
        .comment-form input,
        .rating-form select,
        .rating-form input {
            width: 100%;
            padding: 0.7rem 1rem;
            border-radius: 8px;
            border: 1px solid var(--border-dim);
            background: var(--bg-card2);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
            transition: border var(--transition);
            margin-bottom: 0.8rem;
            font-family: var(--font-body);
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-form textarea:focus,
        .comment-form input:focus,
        .rating-form select:focus,
        .rating-form input:focus {
            border-color: var(--accent-neon);
        }
        .comment-form button,
        .rating-form button {
            padding: 0.65rem 2rem;
            border-radius: 30px;
            border: none;
            background: linear-gradient(135deg, var(--accent-orange), var(--accent-purple));
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .comment-form button:hover,
        .rating-form button:hover {
            transform: scale(1.02);
            box-shadow: 0 0 25px rgba(255, 122, 47, 0.25);
        }
        .rating-stars i {
            color: var(--accent-orange);
            font-size: 1.5rem;
            margin-right: 0.2rem;
        }
        friend-link {
            display: block;
            padding: 1.5rem 0 0.5rem;
        }
        friend-link .fl-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            margin-top: 0.5rem;
        }
        friend-link .fl-grid a {
            background: var(--bg-card2);
            padding: 0.4rem 1.2rem;
            border-radius: 30px;
            font-size: 0.9rem;
            border: 1px solid var(--border-dim);
            transition: all var(--transition);
        }
        friend-link .fl-grid a:hover {
            border-color: var(--accent-neon);
            background: rgba(0, 240, 255, 0.06);
            text-decoration: none;
        }
        footer {
            border-top: 1px solid var(--border-dim);
            padding: 2.5rem 0 1.8rem;
            margin-top: 3rem;
        }
        footer .copyright {
            font-size: 0.85rem;
            color: var(--text-secondary);
            text-align: center;
        }
        footer .copyright strong {
            color: var(--text-primary);
        }
        @media (max-width: 900px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .content-section {
                padding: 1.5rem 1.2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: inline-block;
            }
            nav.main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 0 0.5rem;
                gap: 0.2rem;
            }
            nav.main-nav.open {
                display: flex;
            }
            nav.main-nav a {
                padding: 0.7rem 1rem;
                border-radius: 8px;
            }
            .header-inner {
                align-items: center;
            }
            .hero-meta {
                flex-direction: column;
                gap: 0.5rem;
            }
            .spec-table {
                font-size: 0.8rem;
            }
            .spec-table th,
            .spec-table td {
                padding: 0.5rem 0.6rem;
            }
        }
        @media (max-width: 480px) {
            .wrapper {
                padding: 0 0.8rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            .content-section {
                padding: 1.2rem 0.9rem;
                margin: 1.2rem 0;
            }
            .search-box input {
                min-width: 120px;
            }
        }
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeUp 0.6s ease forwards;
        }
        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .schema-hidden {
            display: none;
        }