*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #0b0a0c;
            color: #e2dcd3;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #b8a9d4;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease;
        }
        a:hover {
            color: #ddc9ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 0.75rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 600;
            line-height: 1.3;
            color: #f0e9e0;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.4rem;
            border-bottom: 2px solid #6b5b8a;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 4px solid #8a6bb5;
            padding-left: 0.75rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #d4c8ee;
        }
        h4 {
            font-size: 1.1rem;
            color: #c0b2dd;
        }
        p {
            margin: 0.9rem 0;
        }
        strong {
            color: #f5eee7;
            font-weight: 600;
        }
        em {
            color: #d9cee8;
        }
        blockquote {
            border-left: 4px solid #7a609a;
            padding: 0.6rem 1.2rem;
            margin: 1.2rem 0;
            background: #151216;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: #cfc3e0;
        }
        hr {
            border: none;
            border-top: 1px solid #2f2a36;
            margin: 2rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: #110f14;
            border-bottom: 1px solid #2b2533;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(8px);
            background: rgba(17, 15, 20, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 700;
            letter-spacing: 1px;
            color: #d4c3f0;
            text-shadow: 0 0 12px rgba(138, 107, 181, 0.3);
            transition: text-shadow 0.3s;
        }
        .my-logo:hover {
            text-shadow: 0 0 20px rgba(138, 107, 181, 0.6);
            text-decoration: none;
        }
        .my-logo i {
            color: #b8a0d8;
            margin-right: 0.3rem;
        }
        .main-nav {
            display: flex;
            gap: 0.3rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            padding: 0.4rem 0.9rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #cbbde0;
            transition: background 0.25s, color 0.25s;
            border: 1px solid transparent;
        }
        .main-nav a:hover {
            background: #2d2638;
            color: #ede4ff;
            text-decoration: none;
            border-color: #6b5b8a;
        }
        .main-nav a.active {
            background: #3d2f52;
            color: #f0e9ff;
            border-color: #8a6bb5;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #d4c3f0;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #2d2638;
        }
        .hamburger:focus {
            outline: 2px solid #8a6bb5;
            outline-offset: 2px;
        }
        .breadcrumb {
            padding: 0.8rem 0 0.2rem 0;
            font-size: 0.85rem;
            color: #9a8dae;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem;
        }
        .breadcrumb a {
            color: #b0a0c8;
        }
        .breadcrumb a:hover {
            color: #dccdff;
        }
        .breadcrumb span {
            color: #7e6f98;
        }
        .breadcrumb .sep {
            margin: 0 0.2rem;
            color: #5e4f75;
        }
        .search-box {
            background: #18151d;
            border-radius: 40px;
            padding: 0.2rem 0.2rem 0.2rem 1rem;
            display: flex;
            align-items: center;
            border: 1px solid #3a3247;
            transition: border-color 0.3s, box-shadow 0.3s;
            max-width: 320px;
            margin: 1rem 0 1.5rem 0;
        }
        .search-box:focus-within {
            border-color: #8a6bb5;
            box-shadow: 0 0 0 3px rgba(138, 107, 181, 0.2);
        }
        .search-box input {
            background: transparent;
            border: none;
            color: #e2dcd3;
            font-size: 0.95rem;
            padding: 0.6rem 0;
            flex: 1;
            min-width: 0;
            outline: none;
        }
        .search-box input::placeholder {
            color: #7a6e8a;
        }
        .search-box button {
            background: #6b5b8a;
            border: none;
            color: #fff;
            padding: 0.5rem 1.2rem;
            border-radius: 40px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-box button:hover {
            background: #8a6bb5;
            transform: scale(1.02);
        }
        .search-box button:active {
            transform: scale(0.97);
        }
        .content-wrap {
            flex: 1;
            padding: 1.2rem 0 3rem 0;
        }
        .article-body {
            background: #100e13;
            padding: 1.8rem 2rem;
            border-radius: 16px;
            border: 1px solid #262128;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
        }
        .article-body p {
            text-align: justify;
        }
        .featured-figure {
            margin: 1.8rem 0;
            border-radius: 12px;
            overflow: hidden;
            background: #1a1720;
            padding: 0.5rem;
            border: 1px solid #2f2a36;
        }
        .featured-figure img {
            border-radius: 8px;
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-figure figcaption {
            text-align: center;
            font-size: 0.85rem;
            color: #9a8dae;
            padding: 0.6rem 0.2rem 0.2rem 0.2rem;
            font-style: italic;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0;
            background: #151216;
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid #2b2533;
        }
        .data-table th {
            background: #2d2638;
            color: #e2d4f0;
            padding: 0.7rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 0.6rem 1rem;
            border-bottom: 1px solid #232028;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #1d1a25;
        }
        .feedback-section {
            margin-top: 2.5rem;
            padding-top: 1.8rem;
            border-top: 1px solid #2b2533;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        @media (max-width:700px) {
            .feedback-section {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }
        .feedback-card {
            background: #151216;
            padding: 1.5rem;
            border-radius: 12px;
            border: 1px solid #2b2533;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.6rem;
        }
        .feedback-card label {
            font-size: 0.9rem;
            color: #c0b2d6;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            background: #1d1a25;
            border: 1px solid #3a3247;
            border-radius: 8px;
            padding: 0.6rem 0.9rem;
            color: #e2dcd3;
            font-size: 0.95rem;
            transition: border-color 0.25s;
            width: 100%;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #8a6bb5;
            outline: none;
            box-shadow: 0 0 0 2px rgba(138, 107, 181, 0.2);
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: #6b5b8a;
            color: #fff;
            border: none;
            padding: 0.7rem 1.4rem;
            border-radius: 40px;
            font-size: 0.95rem;
            font-weight: 500;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card .btn-submit:hover {
            background: #8a6bb5;
            transform: scale(1.02);
        }
        .feedback-card .btn-submit:active {
            transform: scale(0.97);
        }
        .star-group {
            display: flex;
            gap: 0.3rem;
            flex-direction: row-reverse;
            justify-content: flex-end;
        }
        .star-group input {
            display: none;
        }
        .star-group label {
            font-size: 1.6rem;
            color: #4a4058;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-group label:hover,
        .star-group label:hover~label,
        .star-group input:checked~label {
            color: #d4a847;
        }
        friend-link {
            display: block;
            padding: 0.4rem 0;
            font-size: 0.95rem;
        }
        friend-link a {
            color: #b0a0c8;
            margin-right: 1.2rem;
            display: inline-block;
        }
        friend-link a:hover {
            color: #ddc9ff;
        }
        .site-footer {
            background: #0d0b10;
            border-top: 1px solid #1f1b26;
            padding: 2rem 0 1.5rem 0;
            margin-top: 2rem;
        }
        .footer-inner {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .footer-inner .copyright {
            font-size: 0.85rem;
            color: #7a6e8a;
            text-align: center;
        }
        .footer-inner .copyright a {
            color: #b0a0c8;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .article-body {
                padding: 1rem 1rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #110f14;
                padding: 0.8rem 0.4rem;
                border-radius: 12px;
                border: 1px solid #2b2533;
                margin-top: 0.4rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                border-radius: 8px;
            }
            .hamburger {
                display: block;
            }
            .search-box {
                max-width: 100%;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.4rem 0.6rem;
            }
        }
        @media (min-width: 769px) {
            .main-nav {
                display: flex !important;
            }
            .hamburger {
                display: none !important;
            }
        }
        @media (max-width: 480px) {
            .feedback-card .btn-submit {
                width: 100%;
                justify-content: center;
            }
            .star-group label {
                font-size: 1.4rem;
            }
        }
        .text-muted {
            color: #9a8dae;
        }
        .text-small {
            font-size: 0.85rem;
        }
        .mt-1 {
            margin-top: 0.6rem;
        }
        .mb-1 {
            margin-bottom: 0.6rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .tag {
            display: inline-block;
            background: #2d2638;
            padding: 0.15rem 0.6rem;
            border-radius: 12px;
            font-size: 0.75rem;
            color: #b8a9d4;
        }
        .badge {
            background: #4a3b63;
            color: #e2d4f0;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 500;
        }
        .anchor-offset {
            scroll-margin-top: 80px;
        }