*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif;
            background: #faf9f6;
            color: #1e2a2f;
            line-height: 1.75;
            padding: 0 1rem;
            max-width: 1280px;
            margin: 0 auto;
            word-wrap: break-word;
        }
        a {
            color: #b45309;
            text-decoration: underline;
            text-underline-offset: 2px;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #7a2e0d;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #1e2a2f;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.2rem;
            border-bottom: 4px solid #d97706;
            padding-bottom: 0.4rem;
            display: inline-block;
        }
        h2 {
            font-size: 1.75rem;
            border-left: 6px solid #d97706;
            padding-left: 1rem;
            margin-top: 2.8rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 2rem;
            color: #2d3f47;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.5rem;
            color: #3e555e;
        }
        p {
            margin-bottom: 1.2rem;
        }
        strong,
        b {
            color: #1e2a2f;
            font-weight: 700;
        }
        hr {
            border: none;
            border-top: 2px dashed #d1b48c;
            margin: 2.5rem 0;
        }
        .my-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 0 0.8rem 0;
            border-bottom: 2px solid #e5d9cc;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #b45309, #d97706);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            font-size: 1.8rem;
            -webkit-text-fill-color: #d97706;
            color: #d97706;
        }
        .my-logo:hover {
            opacity: 0.85;
        }
        .my-nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .my-nav a {
            text-decoration: none;
            color: #2d3f47;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            transition: background 0.2s, color 0.2s;
        }
        .my-nav a:hover,
        .my-nav a:focus-visible {
            background: #d97706;
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #1e2a2f;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
        }
        .hamburger:hover {
            background: #e5d9cc;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            font-size: 0.85rem;
            padding: 0.8rem 0 0.2rem 0;
            color: #5f6d74;
            list-style: none;
        }
        .breadcrumb li {
            display: inline;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #b45309;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #5f6d74;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: #b45309;
            text-decoration: underline;
        }
        .breadcrumb .active {
            color: #1e2a2f;
            font-weight: 600;
        }
        .search-section {
            background: #fff7ed;
            border-radius: 20px;
            padding: 1.5rem 2rem;
            margin: 1.5rem 0 2rem;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            align-items: center;
        }
        .search-form input[type="text"] {
            flex: 1 1 240px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #e5d9cc;
            border-radius: 40px;
            font-size: 1rem;
            background: #fff;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #d97706;
            outline: none;
            box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.15);
        }
        .search-form button {
            background: #d97706;
            border: none;
            color: #fff;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }
        .search-form button:hover {
            background: #b45309;
            transform: scale(1.02);
        }
        .search-form button:active {
            transform: scale(0.97);
        }
        .content {
            padding: 1rem 0 2rem;
        }
        .content p {
            font-size: 1.05rem;
        }
        .feature-img {
            margin: 2rem 0;
            border-radius: 16px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .card {
            background: #fff;
            border-radius: 16px;
            padding: 1.5rem 1.2rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
            border: 1px solid #ede5d8;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
        }
        .card i {
            color: #d97706;
            font-size: 1.8rem;
            margin-bottom: 0.6rem;
        }
        .card h3 {
            margin-top: 0.2rem;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 2rem 0;
            border-radius: 12px;
            border: 1px solid #ede5d8;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.9rem 1rem;
            text-align: left;
            border-bottom: 1px solid #ede5d8;
        }
        th {
            background: #d97706;
            color: #fff;
            font-weight: 700;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #fff7ed;
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 3rem 0;
        }
        .feedback-card {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 1.8rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
            border: 1px solid #ede5d8;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.8rem 1rem;
            border: 2px solid #e5d9cc;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fcfaf7;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #d97706;
            outline: none;
            box-shadow: 0 0 0 3px rgba(217, 119, 6, 0.1);
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card button {
            background: #1e2a2f;
            color: #fff;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #2d3f47;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #d97706;
        }
        friend-link {
            display: block;
            padding: 2rem 0 1rem;
            border-top: 2px solid #e5d9cc;
            margin-top: 2.5rem;
        }
        friend-link .fl-title {
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
            color: #1e2a2f;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.8rem;
            list-style: none;
            padding: 0;
        }
        friend-link .fl-list li {
            margin: 0;
        }
        friend-link .fl-list a {
            text-decoration: none;
            color: #5f6d74;
            font-weight: 500;
        }
        friend-link .fl-list a:hover {
            color: #b45309;
            text-decoration: underline;
        }
        .my-footer {
            padding: 1.5rem 0 2.5rem;
            text-align: center;
            color: #5f6d74;
            font-size: 0.9rem;
            border-top: 1px solid #e5d9cc;
            margin-top: 1rem;
        }
        .my-footer .copyright {
            margin-top: 0.6rem;
            font-weight: 500;
        }
        .updated-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #e5d9cc;
            padding: 0.3rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #1e2a2f;
            font-weight: 600;
            margin: 1rem 0 0.5rem;
        }
        .schema-hidden {
            display: none;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 0.8rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .my-header {
                padding: 0.8rem 0;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .my-logo i {
                font-size: 1.3rem;
            }
            .hamburger {
                display: block;
            }
            .my-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #fff7ed;
                padding: 1rem 0.5rem;
                border-radius: 16px;
                margin-top: 0.6rem;
                gap: 0.2rem;
            }
            .my-nav.open {
                display: flex;
            }
            .my-nav a {
                padding: 0.7rem 1.2rem;
                border-radius: 12px;
                width: 100%;
            }
            .breadcrumb {
                font-size: 0.75rem;
                gap: 0.2rem 0.6rem;
            }
            .search-section {
                padding: 1.2rem 1rem;
            }
            .search-form input[type="text"] {
                flex: 1 1 100%;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .feedback-section {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .feature-img {
                margin: 1.5rem 0;
                border-radius: 12px;
            }
            .feedback-card {
                padding: 1.5rem 1.2rem;
            }
            friend-link .fl-list {
                flex-direction: column;
                gap: 0.4rem;
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feedback-section {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1025px) {
            .card-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        :focus-visible {
            outline: 3px solid #d97706;
            outline-offset: 2px;
        }
        .my-nav {
            transition: all 0.25s ease;
        }
        .card,
        .feedback-card,
        .search-section {
            transition: background 0.2s, box-shadow 0.2s;
        }
        .content p,
        .content li {
            max-width: 72ch;
        }
        .content ul,
        .content ol {
            max-width: 72ch;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }