*,
        *::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, BlinkMacSystemFont, sans-serif;
            background: #f8f9fc;
            color: #1a1e2b;
            line-height: 1.7;
            padding: 0 16px;
        }
        a {
            color: #b45309;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #7a2e0e;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
            border-radius: 20px;
            padding: 24px 28px 40px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #1e293b;
            margin: 0.5rem 0 1rem 0;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #1e293b;
            margin-top: 3rem;
            margin-bottom: 1rem;
            border-left: 6px solid #b45309;
            padding-left: 18px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #2d3a4a;
            margin-top: 2.2rem;
            margin-bottom: 0.6rem;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #3f4a5a;
            margin-top: 1.6rem;
            margin-bottom: 0.4rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        ul,
        ol {
            margin: 0.8rem 0 1.6rem 1.8rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .text-muted {
            color: #5a6577;
        }
        .text-highlight {
            background: #fef3c7;
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #b45309;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            letter-spacing: 0.3px;
        }
        .header-wrapper {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0 16px;
            border-bottom: 2px solid #e9edf4;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            background: linear-gradient(135deg, #b45309, #7a2e0e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            text-transform: uppercase;
            display: inline-block;
        }
        .my-logo:hover {
            text-decoration: none;
            filter: brightness(1.1);
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #5a6577;
            background: none;
            color: #5a6577;
            text-transform: none;
            letter-spacing: 0;
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .nav-bar a {
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 30px;
            background: transparent;
            transition: background 0.2s, color 0.2s;
            color: #1e293b;
            font-size: 0.95rem;
        }
        .nav-bar a:hover {
            background: #fef3c7;
            color: #7a2e0e;
            text-decoration: none;
        }
        .nav-bar .active {
            background: #b45309;
            color: #fff;
        }
        .nav-bar .active:hover {
            background: #7a2e0e;
            color: #fff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: #1e293b;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #f1f3f7;
        }
        .nav-toggle {
            display: none;
        }
        .nav-toggle:checked~.nav-bar {
            display: flex;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 12px 0 8px;
            margin: 0;
            font-size: 0.9rem;
            color: #5a6577;
        }
        .breadcrumb li+li::before {
            content: "›";
            padding: 0 10px;
            color: #b9c1cf;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #b45309;
        }
        .breadcrumb a:hover {
            color: #7a2e0e;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 28px 0 20px;
            padding: 16px 20px;
            background: #f1f4fa;
            border-radius: 16px;
            align-items: center;
        }
        .search-form label {
            font-weight: 600;
            font-size: 0.95rem;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 10px 16px;
            border: 1px solid #d0d7e2;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
            background: #fff;
        }
        .search-form input[type="text"]:focus {
            border-color: #b45309;
            box-shadow: 0 0 0 3px rgba(180, 83, 9, 0.15);
        }
        .search-form button {
            background: #b45309;
            color: #fff;
            border: none;
            padding: 10px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #7a2e0e;
        }
        .hero-img {
            margin: 24px 0 32px;
            border-radius: 18px;
            overflow: hidden;
            background: #e9edf4;
            position: relative;
        }
        .hero-img img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .hero-img figcaption {
            padding: 10px 18px;
            font-size: 0.9rem;
            color: #5a6577;
            background: #f8f9fc;
            border-radius: 0 0 12px 12px;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 32px 0 20px;
        }
        .feedback-card {
            background: #f8f9fc;
            border-radius: 18px;
            padding: 22px 24px 28px;
            border: 1px solid #e9edf4;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 10px;
        }
        .feedback-card textarea,
        .feedback-card input,
        .feedback-card select {
            padding: 10px 14px;
            border: 1px solid #d0d7e2;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            background: #fff;
            outline: none;
            transition: border 0.2s;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus,
        .feedback-card select:focus {
            border-color: #b45309;
            box-shadow: 0 0 0 3px rgba(180, 83, 9, 0.1);
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .star-group {
            display: flex;
            gap: 8px;
            align-items: center;
            font-size: 1.4rem;
            color: #d0d7e2;
            cursor: pointer;
        }
        .feedback-card .star-group i {
            transition: color 0.15s;
        }
        .feedback-card .star-group i:hover,
        .feedback-card .star-group i.active {
            color: #f59e0b;
        }
        .feedback-card button {
            background: #b45309;
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #7a2e0e;
        }
        .rating-display {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 1.1rem;
            margin-top: 6px;
        }
        .rating-display i {
            color: #f59e0b;
        }
        friend-link {
            display: block;
            padding: 18px 0 8px;
            border-top: 2px solid #e9edf4;
            margin-top: 32px;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0 12px 6px 0;
            padding: 4px 12px;
            background: #f1f4fa;
            border-radius: 30px;
            font-weight: 500;
            transition: background 0.2s;
        }
        friend-link a:hover {
            background: #fef3c7;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding: 18px 0 4px;
            font-size: 0.9rem;
            color: #5a6577;
            border-top: 1px solid #e9edf4;
            margin-top: 24px;
        }
        .copyright strong {
            color: #1e293b;
        }
        .last-updated {
            display: inline-block;
            background: #e9edf4;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #3f4a5a;
        }
        .schema-hidden {
            display: none;
        }
        @media (max-width: 768px) {
            .container {
                padding: 16px 14px 30px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
                padding-left: 12px;
            }
            h3 {
                font-size: 1.2rem;
            }
            .header-wrapper {
                flex-wrap: wrap;
            }
            .hamburger {
                display: inline-block;
            }
            .nav-bar {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #ffffff;
                padding: 12px 0 8px;
                border-top: 1px solid #e9edf4;
                margin-top: 8px;
                gap: 4px;
            }
            .nav-bar a {
                padding: 10px 16px;
                border-radius: 8px;
                width: 100%;
            }
            .nav-toggle:checked+.hamburger+.nav-bar {
                display: flex;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
                align-items: stretch;
            }
            .search-form button {
                justify-content: center;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
            .my-logo {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 8px;
            }
            .container {
                padding: 12px 10px 24px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .feedback-card {
                padding: 16px 16px 20px;
            }
        }
        @media (min-width: 769px) {
            .hamburger {
                display: none !important;
            }
            .nav-bar {
                display: flex !important;
            }
        }
        .inline-link {
            font-weight: 500;
            color: #b45309;
        }
        .inline-link:hover {
            color: #7a2e0e;
        }
        .emoji-big {
            font-size: 1.4rem;
        }
        .divider {
            height: 2px;
            background: linear-gradient(to right, #fef3c7, #e9edf4);
            margin: 2rem 0;
            border: none;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
            margin: 20px 0;
        }
        .card-grid .card {
            background: #f8f9fc;
            padding: 18px 20px;
            border-radius: 16px;
            border: 1px solid #e9edf4;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card-grid .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 24px rgba(0, 0, 0, 0.06);
        }
        .card-grid .card h4 {
            margin-top: 0;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 16px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 10px 14px;
            text-align: left;
            border-bottom: 1px solid #e9edf4;
        }
        th {
            background: #f1f4fa;
            font-weight: 600;
            color: #1e293b;
        }
        tr:hover td {
            background: #fefcf5;
        }
        .toc {
            background: #f8f9fc;
            border-radius: 16px;
            padding: 18px 24px;
            margin: 20px 0 28px;
            border: 1px solid #e9edf4;
        }
        .toc ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .toc li {
            padding: 2px 0;
        }
        .toc a {
            color: #1e293b;
            font-weight: 500;
        }
        .toc a:hover {
            color: #b45309;
        }
.nav-bar{display:flex!important;}