*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #0b0e14;
            color: #e6edf3;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        a {
            color: #66bfff;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus-visible {
            color: #a3d8ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #f0f6fc;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.2rem;
            border-bottom: 2px solid #1f2a3a;
            padding-bottom: 0.6rem;
        }
        h2 {
            font-size: 1.7rem;
            border-left: 4px solid #ff7a00;
            padding-left: 0.9rem;
            margin-top: 2.4rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #c9d9e8;
        }
        h4 {
            font-size: 1.1rem;
            color: #a8b9cc;
        }
        p {
            margin-bottom: 1.2rem;
        }
        strong {
            color: #ffb347;
            font-weight: 700;
        }
        em {
            color: #8bb8e0;
        }
        blockquote {
            border-left: 4px solid #ff7a00;
            background: #131a24;
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: #bcc9d9;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: #0f141c;
            border-bottom: 2px solid #1f2a3a;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #f0f6fc;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            color: #ff7a00;
            font-size: 1.8rem;
        }
        .my-logo span {
            background: linear-gradient(135deg, #ff7a00, #ffb347);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo small {
            font-size: 0.65rem;
            font-weight: 400;
            color: #7a8a9e;
            -webkit-text-fill-color: #7a8a9e;
            background: none;
            margin-left: 0.3rem;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #b0c4d9;
            font-weight: 500;
            font-size: 0.92rem;
            padding: 0.3rem 0;
            position: relative;
            transition: color 0.2s;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: #ff7a00;
            transition: width 0.25s ease;
        }
        .main-nav a:hover::after,
        .main-nav a:focus-visible::after {
            width: 100%;
        }
        .main-nav a:hover {
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e6edf3;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            transition: transform 0.2s;
        }
        .hamburger:hover {
            transform: scale(1.1);
        }
        .nav-toggle {
            display: none;
        }
        .nav-toggle:checked~.main-nav {
            display: flex;
            flex-direction: column;
            width: 100%;
            background: #0f141c;
            padding: 1rem 0 1.2rem;
            border-top: 1px solid #1f2a3a;
            margin-top: 0.6rem;
        }
        .nav-toggle:checked~.main-nav a {
            padding: 0.5rem 0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem 0.6rem;
            font-size: 0.85rem;
            color: #7a8a9e;
            padding: 0.8rem 0 0.2rem;
            list-style: none;
        }
        .breadcrumb li {
            display: inline;
        }
        .breadcrumb li+li::before {
            content: '/';
            color: #444e5c;
            margin-right: 0.5rem;
        }
        .breadcrumb a {
            color: #66bfff;
        }
        .breadcrumb a:hover {
            color: #a3d8ff;
        }
        .breadcrumb .current {
            color: #c9d9e8;
        }
        .search-form {
            display: flex;
            gap: 0.4rem;
            width: 100%;
            max-width: 480px;
            margin: 1.2rem 0 0.4rem;
        }
        .search-form input[type="text"] {
            flex: 1;
            padding: 0.65rem 1rem;
            border-radius: 40px;
            border: 1px solid #2a384a;
            background: #121a24;
            color: #e6edf3;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s, box-shadow 0.25s;
        }
        .search-form input[type="text"]:focus {
            border-color: #ff7a00;
            box-shadow: 0 0 0 3px rgba(255, 122, 0, 0.2);
        }
        .search-form button {
            background: #ff7a00;
            border: none;
            border-radius: 40px;
            padding: 0.65rem 1.4rem;
            color: #0b0e14;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
        }
        .search-form button:hover {
            background: #ff9340;
            transform: scale(1.02);
        }
        .content-area {
            padding: 1.8rem 0 2.4rem;
        }
        .article-body {
            background: #0f141c;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }
        .article-body p,
        .article-body li {
            font-size: 1.05rem;
            color: #d6e2ef;
        }
        .article-body li {
            margin-bottom: 0.4rem;
        }
        .featured-figure {
            margin: 2rem 0;
            border-radius: 14px;
            overflow: hidden;
            background: #1a2533;
            padding: 0.6rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }
        .featured-figure img {
            width: 100%;
            border-radius: 10px;
            object-fit: cover;
        }
        .featured-figure figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: #7a8a9e;
            padding: 0.6rem 0.2rem 0.2rem;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.8rem 0;
            font-size: 0.98rem;
        }
        .data-table th,
        .data-table td {
            padding: 0.7rem 1rem;
            border: 1px solid #253040;
            text-align: left;
        }
        .data-table th {
            background: #1a2533;
            color: #ffb347;
            font-weight: 700;
        }
        .data-table td {
            background: #0f141c;
        }
        .data-table tr:hover td {
            background: #17212b;
        }
        .interaction-section {
            margin-top: 2.8rem;
            padding-top: 2rem;
            border-top: 2px solid #1f2a3a;
        }
        .rating-area {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.8rem 1.8rem;
            margin-bottom: 2rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #444e5c;
            cursor: pointer;
            transition: color 0.15s;
        }
        .rating-stars i {
            transition: color 0.15s, transform 0.1s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #ffb347;
            transform: scale(1.15);
        }
        .rating-stars i.active {
            color: #ff7a00;
        }
        .rating-form button {
            background: #ff7a00;
            border: none;
            border-radius: 30px;
            padding: 0.5rem 1.6rem;
            color: #0b0e14;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.2s;
        }
        .rating-form button:hover {
            background: #ff9340;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 600px;
        }
        .comment-form textarea {
            padding: 0.8rem 1rem;
            border-radius: 12px;
            border: 1px solid #2a384a;
            background: #121a24;
            color: #e6edf3;
            font-size: 0.95rem;
            min-height: 110px;
            resize: vertical;
            outline: none;
            transition: border 0.25s;
        }
        .comment-form textarea:focus {
            border-color: #ff7a00;
        }
        .comment-form input[type="text"] {
            padding: 0.65rem 1rem;
            border-radius: 30px;
            border: 1px solid #2a384a;
            background: #121a24;
            color: #e6edf3;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s;
        }
        .comment-form input[type="text"]:focus {
            border-color: #ff7a00;
        }
        .comment-form button {
            align-self: flex-start;
            background: #1f2a3a;
            border: none;
            border-radius: 30px;
            padding: 0.65rem 2rem;
            color: #e6edf3;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .comment-form button:hover {
            background: #2f3f55;
        }
        friend-link {
            display: block;
            padding: 1.6rem 0 0.8rem;
            border-top: 2px solid #1f2a3a;
            margin-top: 2.4rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.3rem 1rem 0.3rem 0;
            padding: 0.3rem 0.8rem;
            background: #131a24;
            border-radius: 20px;
            font-size: 0.9rem;
            color: #8bb8e0;
            transition: background 0.2s, color 0.2s;
        }
        friend-link a:hover {
            background: #1f2a3a;
            color: #fff;
            text-decoration: none;
        }
        friend-link::before {
            content: '🔗 Friendly Links';
            display: block;
            font-weight: 700;
            color: #ffb347;
            font-size: 1.1rem;
            margin-bottom: 0.6rem;
        }
        .site-footer {
            background: #0a0e14;
            border-top: 2px solid #1a2533;
            padding: 1.6rem 0 2rem;
            text-align: center;
            font-size: 0.9rem;
            color: #5e6f82;
        }
        .site-footer .copyright {
            margin-top: 0.6rem;
            color: #4a5a6e;
            font-size: 0.85rem;
        }
        @media (max-width: 820px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                gap: 0.4rem;
            }
            .header-inner {
                align-items: center;
            }
            .article-body {
                padding: 1.2rem 1rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.6rem;
            }
            .rating-area {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.3rem;
            }
            .search-form {
                flex-wrap: wrap;
            }
            .search-form button {
                width: 100%;
                text-align: center;
            }
            .article-body {
                padding: 0.8rem 0.8rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0b0e14;
        }
        ::-webkit-scrollbar-thumb {
            background: #2a384a;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #3f4f65;
        }
        .text-sm {
            font-size: 0.9rem;
            color: #7a8a9e;
        }
        .mt-2 {
            margin-top: 1.2rem;
        }
        .mb-1 {
            margin-bottom: 0.6rem;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #5e6f82;
            display: block;
            margin-bottom: 0.8rem;
            border-left: 2px solid #ff7a00;
            padding-left: 0.8rem;
        }