* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f5f7fc;
            color: #1a1a2e;
            line-height: 1.7;
            font-size: 16px;
        }
        .wrapper {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(145deg, #0f0f1a 0%, #1a1a3e 100%);
            padding: 16px 0;
            border-bottom: 3px solid #6c63ff;
            position: sticky;
            top: 0;
            z-index: 999;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            color: #ffffff;
            text-decoration: none;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #6c63ff, #ff6584);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .my-logo i {
            -webkit-text-fill-color: #6c63ff;
            margin-right: 6px;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .nav-bar a {
            color: #e0e0f0;
            text-decoration: none;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 30px;
            transition: background 0.25s, color 0.25s;
            font-size: 0.95rem;
        }
        .nav-bar a:hover {
            background: rgba(108, 99, 255, 0.25);
            color: #ffffff;
        }
        .nav-bar a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            transition: opacity 0.2s;
        }
        .hamburger:hover {
            opacity: 0.8;
        }
        .breadcrumb-wrap {
            background: #ffffff;
            border-bottom: 1px solid #e2e6f0;
            padding: 10px 0;
            font-size: 0.9rem;
        }
        .breadcrumb-wrap ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb-wrap ol li {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb-wrap ol li+li::before {
            content: "›";
            color: #999;
            font-size: 1.2rem;
            margin-right: 6px;
        }
        .breadcrumb-wrap a {
            color: #6c63ff;
            text-decoration: none;
        }
        .breadcrumb-wrap a:hover {
            text-decoration: underline;
        }
        .breadcrumb-wrap .current {
            color: #666;
            font-weight: 500;
        }
        .main-content {
            padding: 40px 0 60px;
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #0f0f1a;
            margin-bottom: 12px;
            line-height: 1.2;
        }
        h1 i {
            color: #6c63ff;
            margin-right: 12px;
        }
        .subhead {
            font-size: 1.2rem;
            color: #555;
            margin-bottom: 32px;
            border-left: 4px solid #6c63ff;
            padding-left: 20px;
        }
        .last-updated {
            display: inline-block;
            background: #eef0ff;
            padding: 4px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #4a4a7a;
            margin-bottom: 30px;
        }
        .last-updated i {
            margin-right: 6px;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #1a1a3e;
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid #e2e6f0;
        }
        h2 i {
            color: #6c63ff;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #2a2a4e;
            margin: 32px 0 12px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #3a3a5e;
            margin: 24px 0 10px;
        }
        p {
            margin-bottom: 18px;
            color: #2c2c3e;
        }
        .feature-img {
            margin: 30px 0 40px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
        }
        .feature-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .feature-img figcaption {
            background: #f0f2ff;
            padding: 10px 20px;
            font-size: 0.9rem;
            color: #555;
            text-align: center;
        }
        .highlight-box {
            background: #f0f2ff;
            border-left: 5px solid #6c63ff;
            padding: 20px 28px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: #1a1a3e;
        }
        .tip-box {
            background: #e8f8ee;
            border-left: 5px solid #2ecc71;
            padding: 18px 24px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
        }
        .warning-box {
            background: #fef6e8;
            border-left: 5px solid #f39c12;
            padding: 18px 24px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
        }
        ul,
        ol {
            margin: 12px 0 20px 24px;
        }
        li {
            margin-bottom: 8px;
        }
        a {
            color: #6c63ff;
            text-decoration: none;
        }
        a:hover {
            text-decoration: underline;
        }
        .link-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 12px;
            margin: 20px 0 28px;
        }
        .link-list a {
            background: #f0f2ff;
            padding: 12px 18px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: background 0.2s, transform 0.15s;
            font-weight: 500;
        }
        .link-list a:hover {
            background: #e2e6ff;
            transform: translateY(-2px);
            text-decoration: none;
        }
        .link-list a i {
            color: #6c63ff;
            font-size: 1.1rem;
        }
        .search-section {
            background: #ffffff;
            border-radius: 16px;
            padding: 28px 32px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
            margin: 40px 0;
            border: 1px solid #eaeef5;
        }
        .search-section h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #e2e6f0;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
        }
        .search-form input[type="text"]:focus {
            border-color: #6c63ff;
        }
        .search-form button {
            background: #6c63ff;
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #5a52e0;
            transform: scale(1.02);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 40px 0;
        }
        .interact-card {
            background: #ffffff;
            border-radius: 16px;
            padding: 28px 32px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.04);
            border: 1px solid #eaeef5;
        }
        .interact-card h3 {
            margin-top: 0;
            font-size: 1.4rem;
        }
        .interact-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 12px;
        }
        .interact-card input,
        .interact-card textarea {
            padding: 12px 16px;
            border: 2px solid #e2e6f0;
            border-radius: 10px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s;
            font-family: inherit;
        }
        .interact-card input:focus,
        .interact-card textarea:focus {
            border-color: #6c63ff;
        }
        .interact-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .interact-card button {
            background: #6c63ff;
            color: #fff;
            border: none;
            padding: 12px 24px;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            align-self: flex-start;
        }
        .interact-card button:hover {
            background: #5a52e0;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f1c40f;
        }
        .site-footer {
            background: #0f0f1a;
            color: #c0c0d0;
            padding: 40px 0 30px;
            border-top: 3px solid #6c63ff;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
        }
        .footer-copy {
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .footer-copy strong {
            color: #ffffff;
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            color: #a0a0d0;
            text-decoration: none;
            display: block;
            padding: 4px 0;
            transition: color 0.2s;
        }
        friend-link a:hover {
            color: #ffffff;
            text-decoration: underline;
        }
        .footer-bottom {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid #2a2a4e;
            text-align: center;
            font-size: 0.85rem;
            color: #8888aa;
        }
        @media (max-width: 992px) {
            h1 {
                font-size: 2.2rem;
            }
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-bar {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 0 8px;
                gap: 6px;
            }
            .nav-bar.open {
                display: flex;
            }
            .nav-bar a {
                width: 100%;
                padding: 10px 14px;
                border-radius: 8px;
            }
            .header-inner {
                align-items: center;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .link-list {
                grid-template-columns: 1fr;
            }
            .interact-card {
                padding: 20px;
            }
            .search-section {
                padding: 20px;
            }
            .breadcrumb-wrap ol {
                font-size: 0.8rem;
                gap: 4px 8px;
            }
        }
        @media (max-width: 480px) {
            .wrapper {
                padding: 0 12px;
            }
            h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .feature-img {
                margin: 20px 0;
                border-radius: 10px;
            }
            .highlight-box {
                padding: 14px 16px;
            }
            .interact-card {
                padding: 16px;
            }
            .star-rating {
                font-size: 1.5rem;
            }
        }
        html {
            scroll-behavior: smooth;
        }
        img {
            max-width: 100%;
            height: auto;
        }