*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #0d0f14;
            color: #e8e6e3;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        a {
            color: #f0c040;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #ffd966;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        ul,
        ol {
            padding-left: 1.8rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #f5e6c8;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.4rem;
            border-bottom: 3px solid #f0c040;
            padding-bottom: 0.5rem;
            display: inline-block;
        }
        h2 {
            font-size: 1.8rem;
            color: #f0c040;
            border-left: 5px solid #f0c040;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #e8d5a3;
        }
        h4 {
            font-size: 1.1rem;
            color: #d4c094;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        strong,
        b {
            color: #f5d78e;
            font-weight: 700;
        }
        em {
            color: #c9b889;
        }
        hr {
            border: none;
            height: 2px;
            background: linear-gradient(90deg, #f0c04020, #f0c04080, #f0c04020);
            margin: 2.5rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1e28 0%, #0f1219 100%);
            border-bottom: 3px solid #f0c040;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 30px rgba(240, 192, 64, 0.12);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 900;
            letter-spacing: 1px;
            background: linear-gradient(135deg, #f0c040, #ffd966, #f0c040);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            background: #f0c040;
            color: #0d0f14;
            padding: 6px 8px;
            border-radius: 6px;
            font-size: 1.2rem;
            -webkit-text-fill-color: #0d0f14;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #c9c5bc;
            font-size: 0.95rem;
            font-weight: 500;
            padding: 0.4rem 0.9rem;
            border-radius: 6px;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: #f0c04018;
            color: #f0c040;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid #f0c040;
            color: #f0c040;
            font-size: 1.6rem;
            padding: 0.2rem 0.7rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.25s;
        }
        .hamburger:hover {
            background: #f0c04018;
        }
        .breadcrumb {
            background: #151a24;
            padding: 0.6rem 0;
            border-bottom: 1px solid #2a2f3a;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.2rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin: 0 0.5rem;
            color: #6a6f7a;
        }
        .breadcrumb a {
            color: #a9a69e;
        }
        .breadcrumb a:hover {
            color: #f0c040;
        }
        .breadcrumb .current {
            color: #f0c040;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #1a1e2b, #0a0d16);
            padding: 3rem 0 2.5rem;
            text-align: center;
            border-bottom: 1px solid #2a2f3a;
        }
        .hero h1 {
            font-size: 2.8rem;
            margin-top: 0;
            border-bottom: none;
            display: block;
        }
        .hero .subhead {
            font-size: 1.2rem;
            color: #b8b0a0;
            max-width: 750px;
            margin: 0.8rem auto 1.5rem;
        }
        .hero .update-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #f0c04018;
            border: 1px solid #f0c04040;
            padding: 0.4rem 1.2rem;
            border-radius: 40px;
            color: #f0c040;
            font-size: 0.9rem;
            font-weight: 600;
        }
        .content-area {
            padding: 2.5rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .article-body {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .code-box {
            background: #1a1e28;
            border: 1px solid #2a2f3a;
            border-left: 5px solid #f0c040;
            padding: 1.2rem 1.5rem;
            border-radius: 8px;
            font-family: 'Courier New', monospace;
            font-size: 0.95rem;
            overflow-x: auto;
            margin: 1.5rem 0;
            color: #d4d0c8;
            word-break: break-all;
        }
        .code-box .label {
            color: #f0c040;
            font-weight: 600;
            display: block;
            margin-bottom: 0.3rem;
            font-family: 'Segoe UI', sans-serif;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.8rem 0;
            border-radius: 10px;
            border: 1px solid #2a2f3a;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #151a24;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.8rem 1rem;
            text-align: left;
            border-bottom: 1px solid #2a2f3a;
        }
        th {
            background: #1e232f;
            color: #f0c040;
            font-weight: 700;
            white-space: nowrap;
        }
        tr:hover td {
            background: #1a1f2c;
        }
        .status-active {
            color: #4cdf8b;
            font-weight: 600;
        }
        .status-expired {
            color: #e06c6c;
            font-weight: 600;
        }
        .copy-btn {
            background: #f0c040;
            color: #0d0f14;
            border: none;
            padding: 0.2rem 0.9rem;
            border-radius: 4px;
            font-weight: 600;
            cursor: pointer;
            font-size: 0.8rem;
            transition: background 0.2s;
        }
        .copy-btn:hover {
            background: #ffd966;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
            gap: 1.2rem;
            margin: 1.8rem 0;
        }
        .card {
            background: #151a24;
            border: 1px solid #2a2f3a;
            border-radius: 12px;
            padding: 1.2rem 1.4rem;
            transition: border-color 0.3s, transform 0.2s;
        }
        .card:hover {
            border-color: #f0c04050;
            transform: translateY(-3px);
        }
        .card i {
            color: #f0c040;
            font-size: 1.8rem;
            margin-bottom: 0.5rem;
        }
        .card h4 {
            margin-top: 0.2rem;
            margin-bottom: 0.3rem;
        }
        .card p {
            font-size: 0.95rem;
            color: #b8b0a0;
            margin-bottom: 0;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #e8d5a3;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            background: #151a24;
            border: 1px solid #2a2f3a;
            border-radius: 6px;
            color: #e8e6e3;
            font-size: 0.95rem;
            transition: border-color 0.3s;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #f0c040;
            box-shadow: 0 0 0 3px #f0c04018;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            background: #f0c040;
            color: #0d0f14;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 6px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn:hover {
            background: #ffd966;
            transform: scale(1.02);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid #f0c040;
            color: #f0c040;
        }
        .btn-outline:hover {
            background: #f0c04018;
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
            margin: 1.5rem 0;
        }
        .search-form input {
            flex: 1;
            padding: 0.7rem 1rem;
            background: #151a24;
            border: 1px solid #2a2f3a;
            border-radius: 6px;
            color: #e8e6e3;
            font-size: 0.95rem;
        }
        .search-form input:focus {
            border-color: #f0c040;
            outline: none;
        }
        .comment-item {
            background: #151a24;
            border: 1px solid #2a2f3a;
            border-radius: 8px;
            padding: 1rem 1.2rem;
            margin-bottom: 0.8rem;
        }
        .comment-item .meta {
            font-size: 0.85rem;
            color: #8a857a;
            display: flex;
            gap: 1rem;
            margin-bottom: 0.3rem;
        }
        .comment-item .meta strong {
            color: #e8d5a3;
        }
        .star-rating {
            display: flex;
            gap: 0.2rem;
            direction: rtl;
            font-size: 1.6rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #3a3f4a;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f0c040;
        }
        .sidebar-box {
            background: #151a24;
            border: 1px solid #2a2f3a;
            border-radius: 12px;
            padding: 1.2rem 1.4rem;
            margin-bottom: 1.5rem;
        }
        .sidebar-box h4 {
            margin-top: 0;
            border-bottom: 2px solid #f0c04040;
            padding-bottom: 0.5rem;
            margin-bottom: 0.8rem;
        }
        .sidebar-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-link-list li {
            padding: 0.3rem 0;
            border-bottom: 1px solid #1e232f;
        }
        .sidebar-link-list a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.92rem;
        }
        .sidebar-link-list a::before {
            content: "›";
            color: #f0c040;
            font-weight: 700;
            font-size: 1.1rem;
        }
        .site-footer {
            background: #0a0d16;
            border-top: 3px solid #f0c04030;
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer h5 {
            color: #f0c040;
            margin-top: 0;
            font-size: 1.1rem;
            border-bottom: 2px solid #f0c04020;
            padding-bottom: 0.4rem;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0.5rem 0 0;
        }
        .site-footer ul li {
            padding: 0.2rem 0;
        }
        .site-footer ul a {
            font-size: 0.9rem;
            color: #a9a69e;
        }
        .site-footer ul a:hover {
            color: #f0c040;
        }
        friend-link {
            display: block;
            margin-top: 0.5rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.6rem 0.2rem 0;
            padding: 0.2rem 0.8rem;
            background: #1a1e28;
            border-radius: 4px;
            font-size: 0.85rem;
            color: #c9c5bc;
            border: 1px solid #2a2f3a;
            transition: border-color 0.2s;
        }
        friend-link a:hover {
            border-color: #f0c040;
            color: #f0c040;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #1e232f;
            color: #6a6f7a;
            font-size: 0.85rem;
        }
        .copyright strong {
            color: #8a857a;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #2a2f3a;
            background: #151a24;
            padding: 0.5rem;
        }
        .featured-image img {
            border-radius: 8px;
            width: 100%;
        }
        .featured-image figcaption {
            text-align: center;
            padding: 0.6rem 0 0.2rem;
            font-size: 0.9rem;
            color: #8a857a;
            font-style: italic;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 2rem;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 0.8rem 0 0.2rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 0.8rem;
                border-bottom: 1px solid #1e232f;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .hero {
                padding: 2rem 0 1.5rem;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .code-box {
                font-size: 0.8rem;
                padding: 0.8rem 1rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.2rem;
            }
            .sidebar-box {
                padding: 0.8rem 1rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .highlight {
            color: #f0c040;
            font-weight: 700;
        }
        .tag {
            display: inline-block;
            background: #f0c04018;
            color: #f0c040;
            padding: 0.1rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            border: 1px solid #f0c04030;
        }
        .note {
            background: #1e232f;
            border-left: 4px solid #f0c040;
            padding: 1rem 1.2rem;
            border-radius: 0 8px 8px 0;
            margin: 1.5rem 0;
            font-style: italic;
            color: #c9c5bc;
        }
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0d0f14;
        }
        ::-webkit-scrollbar-thumb {
            background: #2a2f3a;
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #3a3f4a;
        }