* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a0a2e;
            --primary-light: #2d1b4e;
            --accent: #e63946;
            --accent-hover: #ff4d5a;
            --gold: #ffd700;
            --gold-light: #ffe44d;
            --text: #f0e6ff;
            --text-muted: #b8a9d4;
            --bg-card: #261339;
            --bg-body: #0f0518;
            --border: #3a2a5c;
            --radius: 12px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-height: 70px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg-body);
            color: var(--text);
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: var(--gold);
            text-decoration: none;
            transition: color 0.3s;
        }
        a:hover {
            color: var(--gold-light);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius);
            display: block;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--primary);
            border-bottom: 2px solid var(--accent);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--gold), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: 1px;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            font-size: 1.8rem;
            -webkit-text-fill-color: var(--accent);
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.3s;
        }
        .nav-toggle:hover {
            background: var(--primary-light);
        }
        .main-nav {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .main-nav a {
            color: var(--text-muted);
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.3s;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--gold);
            background: var(--primary-light);
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .breadcrumb-wrap {
            background: var(--primary-light);
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            font-size: 0.85rem;
            color: var(--text-muted);
            list-style: none;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 12px;
            color: var(--accent);
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--gold);
        }
        .breadcrumb .current {
            color: var(--gold);
        }
        .hero {
            padding: 60px 0 40px;
            text-align: center;
            background: radial-gradient(ellipse at center, var(--primary) 0%, var(--bg-body) 80%);
        }
        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.6rem);
            font-weight: 900;
            background: linear-gradient(135deg, var(--gold), var(--accent), var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero p {
            font-size: 1.15rem;
            color: var(--text-muted);
            max-width: 800px;
            margin: 0 auto 24px;
        }
        .hero-meta {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 20px 40px;
            font-size: 0.95rem;
            color: var(--text-muted);
        }
        .hero-meta i {
            color: var(--accent);
            margin-right: 6px;
        }
        .hero-meta .update-date {
            color: var(--gold);
            font-weight: 600;
        }
        .content-wrap {
            padding: 40px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .main-content h2 {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--gold);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--border);
        }
        .main-content h2:first-of-type {
            margin-top: 0;
        }
        .main-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text);
            margin: 32px 0 12px;
        }
        .main-content h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--gold-light);
            margin: 24px 0 8px;
        }
        .main-content p {
            margin-bottom: 18px;
            color: var(--text-muted);
            font-size: 1.05rem;
        }
        .main-content strong {
            color: var(--text);
        }
        .main-content ul,
        .main-content ol {
            margin: 12px 0 20px 24px;
            color: var(--text-muted);
        }
        .main-content li {
            margin-bottom: 8px;
        }
        .main-content .feature-box {
            background: var(--bg-card);
            border-left: 4px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .main-content .feature-box p:last-child {
            margin-bottom: 0;
        }
        .content-img {
            margin: 32px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .content-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .content-img figcaption {
            background: var(--bg-card);
            padding: 12px 20px;
            font-size: 0.9rem;
            color: var(--text-muted);
            text-align: center;
            border-top: 1px solid var(--border);
        }
        .sidebar {
            position: sticky;
            top: calc(var(--header-height) + 24px);
            align-self: start;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px;
            margin-bottom: 24px;
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            color: var(--gold);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card li {
            margin-bottom: 10px;
        }
        .sidebar-card li a {
            color: var(--text-muted);
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }
        .sidebar-card li a:hover {
            color: var(--gold);
            transform: translateX(4px);
            text-decoration: none;
        }
        .sidebar-card li a i {
            font-size: 0.75rem;
            color: var(--accent);
        }
        .search-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px;
            margin: 40px 0;
            border: 1px solid var(--border);
        }
        .search-section h2 {
            margin-top: 0 !important;
            border-bottom: none !important;
            font-size: 1.5rem !important;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 16px;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid var(--border);
            border-radius: 8px;
            background: var(--primary);
            color: var(--text);
            font-size: 1rem;
            outline: none;
            transition: border 0.3s;
        }
        .search-form input:focus {
            border-color: var(--gold);
        }
        .search-form button {
            padding: 14px 32px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--accent-hover);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0;
        }
        .feedback-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
        }
        .feedback-card h3 {
            font-size: 1.25rem;
            color: var(--gold);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-card textarea,
        .feedback-card input {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 8px;
            background: var(--primary);
            color: var(--text);
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
            font-family: var(--font);
            resize: vertical;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            border-color: var(--gold);
        }
        .feedback-card textarea {
            min-height: 100px;
        }
        .feedback-card .field-group {
            margin-bottom: 14px;
        }
        .feedback-card label {
            display: block;
            margin-bottom: 4px;
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .feedback-card button {
            padding: 12px 28px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        .feedback-card button:hover {
            background: var(--accent-hover);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 6px;
            justify-content: flex-end;
            margin: 8px 0 16px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: var(--border);
            cursor: pointer;
            transition: color 0.3s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--gold);
        }
        .faq-list {
            margin: 24px 0;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 24px;
            margin-bottom: 12px;
            border: 1px solid var(--border);
            transition: border 0.3s;
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-item h4 {
            margin: 0 0 6px !important;
            font-size: 1.05rem !important;
            color: var(--text) !important;
        }
        .faq-item p {
            margin: 0 !important;
            font-size: 0.95rem !important;
        }
        .site-footer {
            background: var(--primary);
            border-top: 2px solid var(--border);
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
        }
        .footer-col h4 {
            color: var(--gold);
            font-size: 1.1rem;
            margin-bottom: 16px;
        }
        .footer-col p,
        .footer-col a {
            color: var(--text-muted);
            font-size: 0.9rem;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 8px;
        }
        .footer-col li a:hover {
            color: var(--gold);
            text-decoration: none;
        }
        .footer-bottom {
            max-width: var(--max-width);
            margin: 32px auto 0;
            padding: 20px 20px 0;
            border-top: 1px solid var(--border);
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-bottom strong {
            color: var(--text);
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            margin-top: 8px;
        }
        .friend-link a {
            color: var(--text-muted);
            font-size: 0.9rem;
            padding: 4px 12px;
            border: 1px solid var(--border);
            border-radius: 6px;
            transition: all 0.3s;
        }
        .friend-link a:hover {
            border-color: var(--gold);
            color: var(--gold);
            text-decoration: none;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .sidebar .sidebar-card {
                margin-bottom: 0;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                border-bottom: 2px solid var(--accent);
                display: none;
                box-shadow: var(--shadow);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                width: 100%;
                border-radius: 8px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .hero-meta {
                flex-direction: column;
                gap: 8px;
                align-items: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .header-inner {
                padding: 0 12px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.3rem;
            }
            .hero {
                padding: 40px 0 24px;
            }
            .main-content h2 {
                font-size: 1.4rem;
            }
            .main-content h3 {
                font-size: 1.15rem;
            }
            .main-content p {
                font-size: 0.95rem;
            }
            .feedback-card {
                padding: 20px;
            }
            .search-section {
                padding: 20px;
            }
            .breadcrumb-wrap {
                font-size: 0.75rem;
            }
        }
        .skeleton {
            background: linear-gradient(90deg, var(--bg-card) 25%, var(--primary-light) 50%, var(--bg-card) 75%);
            background-size: 200% 100%;
            animation: shimmer 1.5s infinite;
            border-radius: 6px;
        }
        @keyframes shimmer {
            0% {
                background-position: 200% 0;
            }
            100% {
                background-position: -200% 0;
            }
        }