*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --clr-bg: #0f0b1a;
            --clr-bg-card: #1a1230;
            --clr-bg-card-hover: #241b3d;
            --clr-primary: #ff6ec7;
            --clr-secondary: #b76cf7;
            --clr-accent: #ffd966;
            --clr-text: #f0eaff;
            --clr-text-muted: #b8a9d4;
            --clr-border: #2e224a;
            --clr-highlight: #ff3e9d;
            --clr-success: #6fcf97;
            --clr-warning: #f2c94d;
            --clr-star: #ffb800;
            --radius: 16px;
            --radius-sm: 8px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.5);
            --transition: 0.25s ease;
            --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            background: var(--clr-bg);
            color: var(--clr-text);
            line-height: 1.7;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--clr-secondary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--clr-primary);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--clr-bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--clr-border);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--clr-secondary);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a0a2e 0%, #2d1b4e 100%);
            border-bottom: 2px solid var(--clr-border);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--clr-primary);
            text-shadow: 0 0 20px rgba(255, 110, 199, 0.3);
            letter-spacing: -0.5px;
            transition: transform var(--transition);
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: var(--clr-primary);
        }
        .my-logo span {
            color: var(--clr-accent);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--clr-border);
            color: var(--clr-text);
            font-size: 1.5rem;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--clr-bg-card);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-menu a {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--clr-text-muted);
            transition: background var(--transition), color var(--transition);
        }
        .nav-menu a:hover,
        .nav-menu a:focus-visible {
            background: var(--clr-bg-card);
            color: var(--clr-primary);
            text-decoration: none;
        }
        .nav-menu a.active {
            color: var(--clr-primary);
            background: rgba(255, 110, 199, 0.1);
        }
        .breadcrumb {
            padding: 10px 0 4px;
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 4px 8px;
        }
        .breadcrumb a {
            color: var(--clr-text-muted);
        }
        .breadcrumb a:hover {
            color: var(--clr-primary);
        }
        .breadcrumb .sep {
            color: var(--clr-border);
        }
        .breadcrumb .current {
            color: var(--clr-accent);
            font-weight: 500;
        }
        .main-content {
            padding: 30px 0 60px;
        }
        .article-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius);
            padding: 30px 28px;
            margin-bottom: 32px;
            border: 1px solid var(--clr-border);
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition);
        }
        .article-card:hover {
            border-color: rgba(255, 110, 199, 0.2);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--clr-primary);
            line-height: 1.2;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        h1 .highlight {
            color: var(--clr-accent);
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--clr-secondary);
            margin-top: 40px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--clr-border);
            line-height: 1.3;
        }
        h2:first-of-type {
            margin-top: 20px;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: var(--clr-accent);
            margin-top: 28px;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--clr-text);
            margin-top: 20px;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        p {
            margin-bottom: 16px;
            font-size: 1rem;
            color: var(--clr-text);
        }
        .lead {
            font-size: 1.2rem;
            color: var(--clr-text-muted);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        strong,
        b {
            color: #fff;
            font-weight: 600;
        }
        .text-muted {
            color: var(--clr-text-muted);
        }
        .last-updated {
            display: inline-block;
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            background: rgba(255, 110, 199, 0.08);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            border: 1px solid var(--clr-border);
        }
        ul,
        ol {
            margin: 12px 0 20px 24px;
            color: var(--clr-text);
        }
        li {
            margin-bottom: 8px;
            line-height: 1.6;
        }
        li strong {
            color: var(--clr-accent);
        }
        .featured-image {
            margin: 28px 0 24px;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--clr-border);
            background: var(--clr-bg);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 10px 16px;
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            background: var(--clr-bg-card);
            border-top: 1px solid var(--clr-border);
        }
        .table-wrap {
            overflow-x: auto;
            margin: 20px 0 24px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--clr-border);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
            background: var(--clr-bg-card);
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--clr-border);
        }
        th {
            background: rgba(255, 110, 199, 0.1);
            color: var(--clr-primary);
            font-weight: 600;
            white-space: nowrap;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: rgba(255, 110, 199, 0.03);
        }
        .search-section {
            background: var(--clr-bg-card);
            border-radius: var(--radius);
            padding: 28px 24px;
            margin-bottom: 32px;
            border: 1px solid var(--clr-border);
        }
        .search-section h2 {
            margin-top: 0;
            border-bottom: none;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 12px;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--clr-border);
            background: var(--clr-bg);
            color: var(--clr-text);
            font-size: 1rem;
            transition: border-color var(--transition);
            outline: none;
        }
        .search-form input[type="text"]:focus {
            border-color: var(--clr-primary);
        }
        .search-form button {
            padding: 12px 28px;
            border: none;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--clr-primary), var(--clr-highlight));
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .search-form button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 110, 199, 0.3);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 24px 0 10px;
        }
        .feedback-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius);
            padding: 24px 22px;
            border: 1px solid var(--clr-border);
            transition: border-color var(--transition);
        }
        .feedback-card:hover {
            border-color: rgba(255, 110, 199, 0.2);
        }
        .feedback-card h3 {
            margin-top: 0;
            color: var(--clr-secondary);
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 12px;
        }
        .feedback-card label {
            font-size: 0.9rem;
            color: var(--clr-text-muted);
        }
        .feedback-card textarea,
        .feedback-card input[type="text"],
        .feedback-card input[type="number"],
        .feedback-card select {
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--clr-border);
            background: var(--clr-bg);
            color: var(--clr-text);
            font-size: 0.95rem;
            resize: vertical;
            transition: border-color var(--transition);
            outline: none;
            font-family: inherit;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus,
        .feedback-card select:focus {
            border-color: var(--clr-primary);
        }
        .feedback-card textarea {
            min-height: 90px;
        }
        .feedback-card button {
            align-self: flex-start;
            padding: 10px 24px;
            border: none;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--clr-secondary), #7b4fbf);
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .feedback-card button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(183, 108, 247, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 4px;
            font-size: 1.6rem;
            color: var(--clr-border);
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: var(--clr-border);
            transition: color var(--transition);
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--clr-star);
        }
        friend-link {
            display: block;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid var(--clr-border);
        }
        friend-link .friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            list-style: none;
            margin: 12px 0 0 0;
            padding: 0;
        }
        friend-link .friend-list li {
            margin: 0;
        }
        friend-link .friend-list a {
            color: var(--clr-text-muted);
            font-size: 0.9rem;
            padding: 4px 8px;
            border-radius: 4px;
            transition: background var(--transition), color var(--transition);
        }
        friend-link .friend-list a:hover {
            background: rgba(255, 110, 199, 0.08);
            color: var(--clr-primary);
            text-decoration: none;
        }
        .site-footer {
            background: linear-gradient(135deg, #0f0b1a 0%, #1a1230 100%);
            border-top: 2px solid var(--clr-border);
            padding: 32px 0 24px;
            margin-top: 40px;
        }
        .footer-inner {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .footer-copyright {
            font-size: 0.85rem;
            color: var(--clr-text-muted);
            text-align: center;
        }
        .footer-copyright a {
            color: var(--clr-secondary);
        }
        .footer-copyright a:hover {
            color: var(--clr-primary);
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
                order: 3;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 4px;
                padding: 12px 0 4px;
                order: 4;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                width: 100%;
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .article-card {
                padding: 20px 16px;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input[type="text"] {
                min-width: auto;
            }
            .breadcrumb {
                font-size: 0.75rem;
                gap: 2px 6px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .featured-image {
                margin: 16px 0;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .article-card {
                padding: 14px 12px;
            }
            .feedback-card {
                padding: 16px 14px;
            }
            .star-rating {
                font-size: 1.3rem;
            }
        }
        @media (min-width: 769px) {
            .nav-toggle {
                display: none !important;
            }
            .nav-menu {
                display: flex !important;
            }
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .gap-4 {
            gap: 4px;
        }
        .flex {
            display: flex;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .items-center {
            align-items: center;
        }
        .article-card,
        .feedback-card,
        .search-section {
            animation: fadeUp 0.5s ease forwards;
        }
        @keyframes fadeUp {
            0% {
                opacity: 0;
                transform: translateY(18px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }