* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1b2838;
            --secondary: #171a21;
            --accent: #66c0f4;
            --accent2: #c6d4df;
            --bg: #0f1216;
            --card-bg: #1e2a3a;
            --text: #e0e6ed;
            --text-muted: #8f98a0;
            --border: #2a3a4a;
            --gold: #f0c14b;
            --radius: 12px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
            --font: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, Arial, sans-serif;
            --max-width: 1120px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #fff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        h1,
        h2,
        h3,
        h4 {
            font-weight: 700;
            line-height: 1.3;
            letter-spacing: -0.01em;
            color: #fff;
        }
        h1 {
            font-size: 2.6rem;
            margin-bottom: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            margin-top: 3rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid var(--border);
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.45rem;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h4 {
            font-size: 1.15rem;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
            color: var(--accent2);
        }
        p {
            margin-bottom: 1.25rem;
            color: var(--text);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            padding: 1rem 0;
            border-bottom: 2px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.6);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #66c0f4, #a4d7f5);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: var(--accent);
            margin-right: 6px;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .nav-links {
            display: flex;
            gap: 1.25rem;
            align-items: center;
            flex-wrap: wrap;
            list-style: none;
        }
        .nav-links li a {
            color: var(--accent2);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0.2rem;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .nav-links li a:hover {
            color: #fff;
            border-bottom-color: var(--accent);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
        }
        .breadcrumb {
            padding: 0.75rem 0;
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
        }
        .breadcrumb a {
            color: var(--accent);
        }
        .breadcrumb span {
            color: var(--text-muted);
        }
        .breadcrumb .current {
            color: #fff;
            font-weight: 500;
        }
        .search-section {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 1.75rem 2rem;
            margin: 2rem 0;
            box-shadow: var(--shadow);
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        .search-section form {
            display: flex;
            flex: 1 1 300px;
            gap: 0.5rem;
        }
        .search-section input[type="text"] {
            flex: 1;
            padding: 0.75rem 1rem;
            border: 1px solid var(--border);
            border-radius: 8px;
            background: var(--bg);
            color: #fff;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
        }
        .search-section input[type="text"]:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(102, 192, 244, 0.2);
        }
        .search-section button {
            padding: 0.75rem 1.5rem;
            background: var(--accent);
            border: none;
            border-radius: 8px;
            color: #000;
            font-weight: 700;
            cursor: pointer;
            transition: 0.2s;
            font-size: 1rem;
        }
        .search-section button:hover {
            background: #8fd3f8;
            transform: scale(1.02);
        }
        .card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 1.75rem 2rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: 0.2s;
        }
        .card:hover {
            border-color: var(--accent);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.75rem;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 1.5rem;
        }
        .feature-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 0.5rem;
        }
        .tag {
            display: inline-block;
            background: var(--accent);
            color: #000;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .hero-img {
            width: 100%;
            border-radius: var(--radius);
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
        }
        .comment-box,
        .score-box {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 1.75rem 2rem;
            margin: 2rem 0;
            border: 1px solid var(--border);
        }
        .comment-box textarea,
        .score-box select,
        .score-box input[type="number"] {
            width: 100%;
            padding: 0.75rem 1rem;
            border: 1px solid var(--border);
            border-radius: 8px;
            background: var(--bg);
            color: #fff;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
            font-family: var(--font);
        }
        .comment-box textarea:focus,
        .score-box select:focus,
        .score-box input[type="number"]:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(102, 192, 244, 0.2);
        }
        .comment-box textarea {
            min-height: 110px;
            resize: vertical;
        }
        .comment-box button,
        .score-box button {
            padding: 0.65rem 1.8rem;
            background: var(--accent);
            border: none;
            border-radius: 8px;
            color: #000;
            font-weight: 700;
            cursor: pointer;
            transition: 0.2s;
            font-size: 1rem;
            margin-top: 0.75rem;
        }
        .comment-box button:hover,
        .score-box button:hover {
            background: #8fd3f8;
            transform: scale(1.02);
        }
        .score-stars {
            display: flex;
            gap: 0.25rem;
            font-size: 1.8rem;
            color: var(--gold);
            margin: 0.5rem 0;
        }
        .score-stars i {
            cursor: pointer;
            transition: 0.15s;
        }
        .score-stars i:hover {
            transform: scale(1.2);
        }
        .site-footer {
            background: var(--secondary);
            padding: 2.5rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 2px solid var(--border);
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-col {
            flex: 1 1 200px;
        }
        .footer-col h4 {
            color: #fff;
            margin-bottom: 0.75rem;
            font-size: 1.1rem;
        }
        .footer-col a {
            display: block;
            color: var(--text-muted);
            margin-bottom: 0.4rem;
            font-size: 0.9rem;
        }
        .footer-col a:hover {
            color: #fff;
            text-decoration: none;
        }
        friend-link {
            display: block;
            padding: 0.5rem 0;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.5rem;
            color: var(--accent);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            margin-top: 1.5rem;
            border-top: 1px solid var(--border);
            color: var(--text-muted);
            font-size: 0.85rem;
        }
        .last-updated {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 0.5rem;
            display: block;
        }
        .btn-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: var(--accent);
            color: #000;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: var(--shadow);
            transition: 0.2s;
            border: none;
            cursor: pointer;
            z-index: 99;
        }
        .btn-top:hover {
            transform: translateY(-4px);
            background: #8fd3f8;
        }
        @media (max-width: 868px) {
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 1rem 0 0.5rem;
                gap: 0.75rem;
            }
            .nav-links.open {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .header-inner {
                align-items: center;
            }
            .search-section {
                padding: 1.25rem;
            }
            .card {
                padding: 1.25rem;
            }
            .comment-box,
            .score-box {
                padding: 1.25rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
        }
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .gap-1 {
            gap: 1rem;
        }
        .rounded {
            border-radius: var(--radius);
        }
        .shadow {
            box-shadow: var(--shadow);
        }
        .schema-hidden {
            display: none;
        }
        blockquote {
            border-left: 4px solid var(--accent);
            padding-left: 1.25rem;
            margin: 1.5rem 0;
            color: var(--accent2);
            font-style: italic;
            background: rgba(102, 192, 244, 0.05);
            border-radius: 0 var(--radius) var(--radius) 0;
            padding: 1rem 1.5rem;
        }
        .emoji-lg {
            font-size: 1.8rem;
        }
        hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 2rem 0;
        }
        .table-wrap {
            overflow-x: auto;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }
        table th {
            background: var(--primary);
            color: #fff;
            padding: 0.7rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        table td {
            padding: 0.6rem 1rem;
            border-bottom: 1px solid var(--border);
        }
        table tr:hover td {
            background: rgba(102, 192, 244, 0.05);
        }