*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #0d0f14;
            color: #e8edf5;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: #7ecfff;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #b8e4ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #f0f6ff;
            letter-spacing: -0.02em;
        }
        h1 {
            font-size: 2.4rem;
            margin: 0.6em 0 0.4em;
            background: linear-gradient(135deg, #f9d976, #f39c12);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: 1.8rem;
            margin: 1.6em 0 0.6em;
            border-bottom: 2px solid #2a2f3a;
            padding-bottom: 0.25em;
        }
        h3 {
            font-size: 1.35rem;
            margin: 1.2em 0 0.5em;
            color: #d6e4ff;
        }
        h4 {
            font-size: 1.1rem;
            margin: 1em 0 0.4em;
            color: #b0c8f0;
        }
        p {
            margin: 0 0 1.2em;
            font-size: 1.0625rem;
        }
        .text-muted {
            color: #9aa7bb;
        }
        .text-small {
            font-size: 0.9rem;
        }
        .site-header {
            background: #161b24;
            border-bottom: 1px solid #2a2f3a;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            background-color: rgba(22, 27, 36, 0.92);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px 20px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, #f9d976, #f39c12, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.03em;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #f39c12;
            font-size: 1.3rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-list {
            list-style: none;
            display: flex;
            gap: 6px 18px;
            flex-wrap: wrap;
            margin: 0;
            padding: 0;
        }
        .nav-list li a {
            padding: 6px 2px;
            font-weight: 500;
            font-size: 0.95rem;
            color: #c8d4e6;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
        }
        .nav-list li a:hover {
            color: #f9d976;
            border-bottom-color: #f9d976;
            text-decoration: none;
        }
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: #e8edf5;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger-btn:hover {
            background: #2a2f3a;
        }
        .nav-mobile-open .nav-list {
            display: flex !important;
            flex-direction: column;
            width: 100%;
            padding: 12px 0 6px;
        }
        .nav-mobile-open .nav-list li a {
            padding: 10px 0;
            border-bottom: 1px solid #2a2f3a;
        }
        .breadcrumb {
            padding: 12px 0 4px;
            font-size: 0.88rem;
            color: #9aa7bb;
        }
        .breadcrumb a {
            color: #7ecfff;
        }
        .breadcrumb a:hover {
            color: #b8e4ff;
        }
        .breadcrumb span {
            margin: 0 6px;
            color: #555b6a;
        }
        .search-section {
            background: #1a202b;
            border-radius: 16px;
            padding: 32px 28px;
            margin: 28px 0 36px;
            border: 1px solid #2a2f3a;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            max-width: 640px;
            margin: 10px 0 0;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 14px 18px;
            border-radius: 40px;
            border: 1px solid #3a4050;
            background: #0d0f14;
            color: #e8edf5;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s, box-shadow 0.2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #f39c12;
            box-shadow: 0 0 0 3px rgba(243, 156, 18, 0.2);
        }
        .search-form button {
            padding: 14px 32px;
            border-radius: 40px;
            border: none;
            background: linear-gradient(135deg, #f39c12, #e67e22);
            color: #0d0f14;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .search-form button:hover {
            transform: scale(1.03);
            box-shadow: 0 6px 20px rgba(243, 156, 18, 0.35);
        }
        .card {
            background: #161b24;
            border-radius: 16px;
            padding: 28px 24px;
            border: 1px solid #2a2f3a;
            transition: border-color 0.2s;
        }
        .card:hover {
            border-color: #3e4558;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .gap-12 {
            gap: 12px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-24 {
            margin-bottom: 24px;
        }
        .hero-img-wrap {
            margin: 24px 0 32px;
            border-radius: 16px;
            overflow: hidden;
            background: #1a202b;
            border: 1px solid #2a2f3a;
        }
        .hero-img-wrap img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .comment-section,
        .rating-section {
            background: #161b24;
            border-radius: 16px;
            padding: 28px 24px;
            margin: 28px 0;
            border: 1px solid #2a2f3a;
        }
        .comment-section textarea {
            width: 100%;
            min-height: 110px;
            padding: 14px 18px;
            border-radius: 12px;
            border: 1px solid #3a4050;
            background: #0d0f14;
            color: #e8edf5;
            font-size: 1rem;
            resize: vertical;
            outline: none;
            transition: border 0.2s;
        }
        .comment-section textarea:focus {
            border-color: #f39c12;
        }
        .comment-section input[type="text"] {
            width: 100%;
            max-width: 360px;
            padding: 12px 18px;
            border-radius: 40px;
            border: 1px solid #3a4050;
            background: #0d0f14;
            color: #e8edf5;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .comment-section input[type="text"]:focus {
            border-color: #f39c12;
        }
        .btn-primary {
            padding: 12px 32px;
            border-radius: 40px;
            border: none;
            background: linear-gradient(135deg, #f39c12, #e67e22);
            color: #0d0f14;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .btn-primary:hover {
            transform: scale(1.02);
            box-shadow: 0 6px 20px rgba(243, 156, 18, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #555b6a;
            cursor: pointer;
            transition: color 0.15s;
        }
        .star-rating i {
            transition: color 0.15s, transform 0.15s;
        }
        .star-rating i:hover,
        .star-rating i.hover {
            color: #f9d976;
            transform: scale(1.1);
        }
        .star-rating i.selected {
            color: #f39c12;
        }
        friend-link {
            display: block;
            padding: 28px 24px;
            background: #161b24;
            border-radius: 16px;
            border: 1px solid #2a2f3a;
            margin: 32px 0 16px;
        }
        friend-link .fl-title {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: #f0f6ff;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        friend-link .fl-list li a {
            color: #7ecfff;
            font-size: 0.95rem;
        }
        friend-link .fl-list li a:hover {
            color: #b8e4ff;
        }
        .site-footer {
            background: #10131b;
            border-top: 1px solid #2a2f3a;
            padding: 32px 0 24px;
            margin-top: 40px;
            text-align: center;
            font-size: 0.92rem;
            color: #9aa7bb;
        }
        .site-footer .copyright {
            margin-top: 12px;
            border-top: 1px solid #1e232e;
            padding-top: 16px;
        }
        .toc {
            background: #1a202b;
            border-radius: 16px;
            padding: 24px 28px;
            border: 1px solid #2a2f3a;
            margin: 24px 0 32px;
        }
        .toc h3 {
            margin-top: 0;
            font-size: 1.2rem;
        }
        .toc ol {
            padding-left: 24px;
            columns: 2 280px;
            column-gap: 40px;
        }
        .toc ol li {
            margin: 4px 0;
            break-inside: avoid;
        }
        .toc ol li a {
            color: #b0c8f0;
        }
        .toc ol li a:hover {
            color: #f9d976;
        }
        @media (max-width: 820px) {
            .grid-2 {
                grid-template-columns: 1fr;
            }
            .grid-3 {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0;
            }
            .hamburger-btn {
                display: block;
            }
            .nav-mobile-open .nav-list {
                display: flex;
            }
            .toc ol {
                columns: 1;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
            .hero-img-wrap img {
                max-height: 260px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .card {
                padding: 18px 14px;
            }
            .search-section {
                padding: 20px 16px;
            }
            .comment-section,
            .rating-section {
                padding: 18px 14px;
            }
            h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0d0f14;
        }
        ::-webkit-scrollbar-thumb {
            background: #3a4050;
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #555b6a;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(243, 156, 18, 0.15), rgba(243, 156, 18, 0.05));
            padding: 0.1em 0.3em;
            border-radius: 4px;
        }
        .badge {
            display: inline-block;
            background: #2a2f3a;
            padding: 2px 12px;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 600;
            color: #b0c8f0;
        }
        .divider {
            border: none;
            height: 1px;
            background: #2a2f3a;
            margin: 32px 0;
        }
        .inline-icon {
            margin-right: 6px;
            color: #f39c12;
        }
        .last-updated {
            display: inline-block;
            background: #1a202b;
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #9aa7bb;
            border: 1px solid #2a2f3a;
        }