*,
        *::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, sans-serif;
            background: #f0f2f5;
            color: #1a1a2e;
            line-height: 1.7;
            min-height: 100vh;
        }
        a {
            color: #e94560;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: #c23152;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            padding: 0.8rem 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;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: #fff;
            text-transform: uppercase;
            letter-spacing: 2px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo span {
            color: #e94560;
        }
        .my-logo small {
            font-size: 0.55rem;
            font-weight: 400;
            color: #aaa;
            display: block;
            letter-spacing: 0;
            text-transform: none;
        }
        .my-logo:hover {
            text-decoration: none;
            color: #fff;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.25s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #ddd;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
        }
        .nav-menu a:hover,
        .nav-menu a:focus {
            background: rgba(233, 69, 96, 0.2);
            color: #fff;
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 0.4rem;
            font-size: 0.85rem;
        }
        .breadcrumb {
            background: #fff;
            padding: 0.7rem 0;
            border-bottom: 1px solid #e0e0e0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #999;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #e94560;
        }
        .breadcrumb .current {
            color: #666;
            font-weight: 500;
        }
        .main-content {
            padding: 2rem 0 3rem;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 900;
            color: #1a1a2e;
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #16213e;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 4px solid #e94560;
            display: inline-block;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #1a1a2e;
            margin: 2rem 0 0.8rem;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2d2d44;
            margin: 1.5rem 0 0.6rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 400;
            color: #333;
            background: #fff;
            padding: 1.2rem 1.8rem;
            border-radius: 14px;
            border-left: 6px solid #e94560;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            margin: 1.5rem 0;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .card {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 1.5rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(0, 0, 0, 0.03);
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
        }
        .card i {
            font-size: 2.4rem;
            color: #e94560;
            margin-bottom: 1rem;
        }
        .card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .card p {
            font-size: 0.98rem;
            color: #444;
        }
        .info-box {
            background: #fff8e7;
            border-left: 6px solid #f5a623;
            padding: 1.2rem 1.6rem;
            border-radius: 12px;
            margin: 1.8rem 0;
        }
        .info-box strong {
            color: #b4410e;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 2rem 0;
            border-radius: 14px;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            font-size: 0.98rem;
        }
        th,
        td {
            padding: 1rem 1.2rem;
            text-align: left;
            border-bottom: 1px solid #eee;
        }
        th {
            background: #1a1a2e;
            color: #fff;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            font-size: 0.85rem;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #fafafa;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 0.8rem 1.2rem;
            background: #fff;
            font-size: 0.9rem;
            color: #666;
            font-style: italic;
            border-top: 1px solid #eee;
        }
        .tips-list {
            list-style: none;
            padding: 0;
            margin: 1.5rem 0;
        }
        .tips-list li {
            background: #fff;
            padding: 1rem 1.4rem 1rem 3rem;
            border-radius: 12px;
            margin-bottom: 0.8rem;
            position: relative;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
            border: 1px solid #f0f0f0;
            font-size: 1rem;
        }
        .tips-list li::before {
            position: absolute;
            left: 1rem;
            top: 1rem;
            font-weight: 900;
            color: #e94560;
        }
        .tips-list li.pro::before {
            content: "✅";
        }
        .tips-list li.contra::before {
            content: "⚠️";
        }
        .search-section {
            background: linear-gradient(135deg, #1a1a2e, #16213e);
            padding: 2.5rem 2rem;
            border-radius: 20px;
            margin: 3rem 0;
            color: #fff;
        }
        .search-section h2 {
            color: #fff;
            border-bottom-color: #e94560;
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            margin-top: 1.2rem;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 1rem 1.4rem;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            background: #fff;
            color: #1a1a2e;
            outline: none;
        }
        .search-form button {
            padding: 1rem 2.4rem;
            border: none;
            border-radius: 50px;
            background: #e94560;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .search-form button:hover {
            background: #c23152;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 3rem 0;
        }
        .feedback-card {
            background: #fff;
            border-radius: 18px;
            padding: 2rem;
            box-shadow: 0 6px 28px rgba(0, 0, 0, 0.04);
            border: 1px solid #f0f0f0;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.3rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        .feedback-card textarea,
        .feedback-card input {
            padding: 1rem 1.2rem;
            border: 2px solid #e0e0e0;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            background: #fafafa;
            transition: border-color 0.25s;
            resize: vertical;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            border-color: #e94560;
            outline: none;
            background: #fff;
        }
        .feedback-card .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            font-size: 1.8rem;
        }
        .feedback-card .star-rating input {
            display: none;
        }
        .feedback-card .star-rating label {
            cursor: pointer;
            color: #ddd;
            transition: color 0.2s;
        }
        .feedback-card .star-rating label:hover,
        .feedback-card .star-rating label:hover~label,
        .feedback-card .star-rating input:checked~label {
            color: #f5a623;
        }
        .feedback-card .btn-submit {
            padding: 0.9rem 2rem;
            border: none;
            border-radius: 50px;
            background: #e94560;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card .btn-submit:hover {
            background: #c23152;
            transform: scale(1.02);
        }
        .related-links {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            margin: 2.5rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        }
        .related-links h3 {
            margin-top: 0;
        }
        .related-links ul {
            columns: 2 240px;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .related-links li {
            padding: 0.3rem 0;
            break-inside: avoid;
        }
        .related-links a {
            display: inline-block;
            padding: 0.2rem 0;
            font-weight: 500;
        }
        .related-links a i {
            margin-right: 0.5rem;
            color: #e94560;
            font-size: 0.85rem;
        }
        .faq-item {
            background: #fff;
            border-radius: 14px;
            padding: 1.2rem 1.6rem;
            margin-bottom: 1rem;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
            border: 1px solid #f0f0f0;
        }
        .faq-item details summary {
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            color: #1a1a2e;
            padding: 0.2rem 0;
            list-style: none;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .faq-item details summary::-webkit-details-marker {
            display: none;
        }
        .faq-item details summary::before {
            content: "▶";
            color: #e94560;
            font-size: 0.9rem;
            transition: transform 0.25s;
        }
        .faq-item details[open] summary::before {
            transform: rotate(90deg);
        }
        .faq-item details .answer {
            padding: 1rem 0 0.2rem 1.8rem;
            color: #444;
        }
        .site-footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid #e94560;
            padding-bottom: 0.4rem;
            display: inline-block;
        }
        .site-footer a {
            color: #bbb;
        }
        .site-footer a:hover {
            color: #e94560;
        }
        .friend-link {
            display: block;
            padding: 0.3rem 0;
            font-size: 0.95rem;
        }
        .friend-link i {
            margin-right: 0.5rem;
            color: #e94560;
            font-size: 0.8rem;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
            margin-top: 2rem;
            text-align: center;
            font-size: 0.9rem;
            color: #888;
        }
        .copyright strong {
            color: #ddd;
        }
        @media (max-width: 992px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(22, 33, 62, 0.98);
                padding: 1rem 0;
                border-radius: 12px;
                margin-top: 0.5rem;
                gap: 0;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.8rem 1.5rem;
                width: 100%;
                border-radius: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
            .nav-menu a:last-child {
                border-bottom: none;
            }
            .header-inner {
                gap: 0.4rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo small {
                font-size: 0.45rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .container {
                padding: 0 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.8rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
            .related-links ul {
                columns: 1;
            }
            .feedback-card {
                padding: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
            }
            .lead {
                font-size: 1rem;
                padding: 1rem 1.2rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .table-wrap {
                border-radius: 8px;
            }
            th,
            td {
                padding: 0.7rem 0.8rem;
                font-size: 0.85rem;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #e94560;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 6px 20px rgba(233, 69, 96, 0.3);
            transition: transform 0.3s, opacity 0.3s;
            opacity: 0.8;
            z-index: 900;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            transform: scale(1.1);
            opacity: 1;
            color: #fff;
            text-decoration: none;
        }
        @media (max-width: 480px) {
            .scroll-top {
                bottom: 1.2rem;
                right: 1.2rem;
                width: 42px;
                height: 42px;
                font-size: 1.2rem;
            }
        }