*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f8f9fc;
            color: #1a1a2e;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #e94560;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #c23152;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 100%);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 1px;
            background: linear-gradient(135deg, #f5af19, #f12711);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo i {
            -webkit-text-fill-color: #fff;
            margin-right: 8px;
            background: none;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            display: block;
            -webkit-text-fill-color: #aaa;
            letter-spacing: 0.5px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #eee;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }
        .main-nav a:hover {
            background: rgba(233, 69, 96, 0.2);
            color: #f5af19;
            text-decoration: none;
        }
        .main-nav a.active {
            background: #e94560;
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 8px;
        }
        .nav-overlay {
            display: none;
        }
        .breadcrumb {
            background: #fff;
            padding: 12px 0;
            border-bottom: 1px solid #eef0f5;
            font-size: 0.85rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 6px;
            color: #999;
        }
        .breadcrumb a {
            color: #e94560;
        }
        .breadcrumb span {
            color: #666;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .main-content {
            background: #fff;
            border-radius: 16px;
            padding: 36px 32px;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
            margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-bottom: 16px;
            border-bottom: 2px solid #f0f0f5;
            padding-bottom: 10px;
            color: #0f0f23;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card li {
            margin-bottom: 10px;
        }
        .sidebar-card li a {
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card li a i {
            width: 18px;
            color: #e94560;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #0f0f23;
            margin-bottom: 12px;
            line-height: 1.2;
        }
        h1 i {
            color: #e94560;
            margin-right: 8px;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #1a1a3e;
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #f0f0f5;
        }
        h2 i {
            color: #e94560;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: #16213e;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        h3 i {
            color: #f5af19;
            margin-right: 8px;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #0f3460;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 18px;
            color: #2d2d44;
        }
        .lead {
            font-size: 1.15rem;
            color: #444;
            background: #f8f9fc;
            padding: 20px 24px;
            border-radius: 12px;
            border-left: 4px solid #e94560;
        }
        .highlight-box {
            background: #fff8e7;
            padding: 20px 24px;
            border-radius: 12px;
            border-left: 4px solid #f5af19;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: #c23152;
        }
        .emoji-big {
            font-size: 1.4rem;
        }
        .featured-image {
            margin: 32px 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-image figcaption {
            background: #f8f9fc;
            padding: 12px 20px;
            font-size: 0.85rem;
            color: #666;
            text-align: center;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
            margin: 28px 0;
        }
        .stat-card {
            background: #f8f9fc;
            padding: 20px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid #eef0f5;
        }
        .stat-card i {
            font-size: 2rem;
            color: #e94560;
            margin-bottom: 8px;
        }
        .stat-card .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #0f0f23;
        }
        .stat-card .label {
            font-size: 0.85rem;
            color: #777;
        }
        .form-card {
            background: #f8f9fc;
            padding: 28px 32px;
            border-radius: 16px;
            margin: 32px 0;
            border: 1px solid #eef0f5;
        }
        .form-card h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 6px;
            font-size: 0.9rem;
            color: #16213e;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e0e3eb;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fff;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #e94560;
            outline: none;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border: none;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            background: #e94560;
            color: #fff;
        }
        .btn:hover {
            background: #c23152;
            transform: translateY(-2px);
        }
        .btn-secondary {
            background: #16213e;
        }
        .btn-secondary:hover {
            background: #0f0f23;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
        }
        .rating-stars i.active {
            color: #f5af19;
        }
        .rating-stars i:hover {
            color: #f5af19;
        }
        .comment-item {
            background: #fff;
            padding: 18px 20px;
            border-radius: 12px;
            border: 1px solid #eef0f5;
            margin-bottom: 14px;
        }
        .comment-item .meta {
            font-size: 0.85rem;
            color: #999;
            display: flex;
            gap: 12px;
            margin-bottom: 6px;
        }
        .comment-item .meta strong {
            color: #16213e;
        }
        .site-footer {
            background: #0f0f23;
            color: #ccc;
            padding: 48px 0 24px;
            margin-top: 48px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            margin-bottom: 32px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }
        .site-footer a {
            color: #aaa;
        }
        .site-footer a:hover {
            color: #f5af19;
        }
        friend-link {
            display: block;
            padding: 12px 0;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
        }
        .copyright {
            border-top: 1px solid #2a2a4a;
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #888;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .main-content {
                order: 1;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding-top: 16px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                width: 100%;
                border-radius: 8px;
            }
            .nav-overlay {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                background: rgba(0, 0, 0, 0.4);
                z-index: 998;
            }
            .nav-overlay.open {
                display: block;
            }
            .main-content {
                padding: 24px 18px;
            }
            .form-card {
                padding: 20px 18px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 1.6rem;
            }
            .lead {
                font-size: 1rem;
                padding: 16px 18px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .header-inner {
                flex-wrap: nowrap;
            }
        }
        .tag {
            display: inline-block;
            background: #f0f0f5;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #555;
            margin: 2px 4px 2px 0;
        }
        .tag i {
            margin-right: 4px;
        }
        .last-update {
            font-size: 0.85rem;
            color: #999;
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 20px;
        }
        .divider {
            height: 2px;
            background: linear-gradient(90deg, #e94560, #f5af19);
            margin: 40px 0;
            border-radius: 4px;
        }
        .table-wrap {
            overflow-x: auto;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid #eef0f5;
        }
        th {
            background: #f8f9fc;
            font-weight: 600;
            color: #0f0f23;
        }
        tr:hover td {
            background: #fafbfe;
        }
        .toc {
            background: #f8f9fc;
            padding: 20px 24px;
            border-radius: 12px;
            margin: 24px 0;
            border: 1px solid #eef0f5;
        }
        .toc ol {
            padding-left: 20px;
        }
        .toc li {
            margin-bottom: 6px;
        }