*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #6a0dad;
            --primary-dark: #4a0a7a;
            --primary-light: #8e2de2;
            --secondary: #ff6b9d;
            --accent: #00d4aa;
            --bg: #f8f5ff;
            --bg-card: #ffffff;
            --text: #1a1a2e;
            --text-light: #555577;
            --border: #e0d6f5;
            --shadow: 0 4px 20px rgba(106, 13, 173, 0.10);
            --radius: 12px;
            --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1120px;
            --transition: 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 1.0625rem;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--primary-light);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            color: #fff;
            padding: 0 0 12px;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(106, 13, 173, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: rgba(255, 255, 255, 0.12);
            padding: 4px 16px;
            border-radius: 40px;
            transition: background var(--transition);
            text-decoration: none !important;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo:hover {
            background: rgba(255, 255, 255, 0.22);
            text-decoration: none !important;
            color: #fff;
        }
        .my-logo i {
            font-size: 1.4rem;
            color: var(--secondary);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.15);
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.88);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            text-decoration: none !important;
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            text-decoration: none !important;
        }
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
        }
        .breadcrumbs {
            padding: 6px 20px 2px;
            max-width: var(--max-width);
            margin: 0 auto;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
        }
        .breadcrumbs a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
        }
        .breadcrumbs a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumbs span {
            margin: 0 4px;
        }
        .hero {
            padding: 40px 0 30px;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--primary-dark);
            margin-bottom: 12px;
        }
        .hero h1 i {
            color: var(--secondary);
            margin-right: 10px;
        }
        .hero p {
            font-size: 1.2rem;
            color: var(--text-light);
            max-width: 720px;
            margin: 0 auto 20px;
        }
        .hero-meta {
            font-size: 0.95rem;
            color: var(--text-light);
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hero-meta i {
            margin-right: 6px;
            color: var(--primary);
        }
        .search-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow);
            margin: 20px 0 30px;
            border: 1px solid var(--border);
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: border var(--transition);
            background: var(--bg);
        }
        .search-form input[type="text"]:focus {
            border-color: var(--primary);
        }
        .search-form button {
            padding: 12px 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--primary-dark);
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 36px;
            padding: 20px 0 40px;
        }
        .main-content {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 36px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            overflow-wrap: break-word;
        }
        .main-content h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--primary-light);
        }
        .main-content h2:first-of-type {
            margin-top: 0;
        }
        .main-content h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary);
            margin: 28px 0 12px;
        }
        .main-content h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text);
            margin: 20px 0 8px;
        }
        .main-content p {
            margin-bottom: 16px;
            color: var(--text);
        }
        .main-content ul,
        .main-content ol {
            margin: 12px 0 20px 24px;
        }
        .main-content li {
            margin-bottom: 8px;
        }
        .main-content blockquote {
            border-left: 4px solid var(--primary-light);
            background: var(--bg);
            padding: 16px 24px;
            margin: 20px 0;
            border-radius: 0 var(--radius) var(--radius) 0;
            font-style: italic;
            color: var(--text-light);
        }
        .main-content .img-wrapper {
            margin: 24px 0;
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg);
            padding: 12px;
            border: 1px solid var(--border);
        }
        .main-content .img-wrapper img {
            width: 100%;
            border-radius: 8px;
        }
        .main-content .img-wrapper figcaption {
            text-align: center;
            font-size: 0.9rem;
            color: var(--text-light);
            padding-top: 10px;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f0e6ff, #fce4ec);
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 20px 0;
            border-left: 5px solid var(--primary);
        }
        .highlight-box strong {
            color: var(--primary-dark);
        }
        .btn {
            display: inline-block;
            padding: 10px 24px;
            background: var(--primary);
            color: #fff;
            border-radius: 30px;
            font-weight: 600;
            transition: background var(--transition);
            text-decoration: none !important;
        }
        .btn:hover {
            background: var(--primary-dark);
            color: #fff;
            text-decoration: none !important;
        }
        .btn i {
            margin-right: 6px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 22px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
            border-bottom: 2px solid var(--border);
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card ul li {
            padding: 6px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.95rem;
        }
        .sidebar-card ul li a i {
            color: var(--secondary);
            width: 18px;
            text-align: center;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin: 30px 0;
        }
        .feedback-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 20px 24px;
            border: 1px solid var(--border);
        }
        .feedback-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 12px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: var(--font);
            outline: none;
            transition: border var(--transition);
            background: #fff;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: var(--primary);
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            padding: 10px 20px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: var(--primary-dark);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            transition: color var(--transition);
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5b342;
        }
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 36px 20px 20px;
            margin-top: 30px;
        }
        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
        }
        .footer-inner h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .footer-inner a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
        }
        .footer-inner a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner ul li {
            padding: 4px 0;
        }
        .footer-bottom {
            max-width: var(--max-width);
            margin: 20px auto 0;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.9rem;
        }
        friend-link {
            display: block;
            margin-top: 12px;
            font-size: 0.95rem;
        }
        friend-link a {
            color: rgba(255, 255, 255, 0.85);
            margin: 0 6px;
        }
        friend-link a:hover {
            color: #fff;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 12px 0 6px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.4rem;
                padding: 2px 12px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .main-content {
                padding: 20px 18px;
            }
            .main-content h2 {
                font-size: 1.6rem;
            }
            .main-content h3 {
                font-size: 1.25rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .hero-meta {
                flex-direction: column;
                gap: 6px;
            }
            .sidebar {
                order: 2;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 12px;
            }
            .main-content {
                padding: 16px 14px;
            }
            .main-content h2 {
                font-size: 1.3rem;
            }
            .main-content h3 {
                font-size: 1.1rem;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary-light);
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }
        @media print {
            .site-header {
                position: static;
                box-shadow: none;
            }
            .hamburger {
                display: none !important;
            }
            .search-section {
                display: none;
            }
            .sidebar {
                display: none;
            }
            .feedback-grid {
                display: none;
            }
            .site-footer {
                break-inside: avoid;
            }
            .main-content {
                box-shadow: none;
                border: none;
            }
        }