*,
        *::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, sans-serif;
            line-height: 1.7;
            color: #1e293b;
            background: #f8fafc;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #0a4b7a;
            text-decoration: none;
            transition: color 0.2s, border-bottom 0.2s;
        }
        a:hover {
            color: #d32f2f;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4 {
            line-height: 1.3;
            color: #0f172a;
            margin-top: 1.8em;
            margin-bottom: 0.5em;
            font-weight: 700;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.6em;
            border-bottom: 4px solid #d32f2f;
            padding-bottom: 0.3em;
            display: inline-block;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 6px solid #d32f2f;
            padding-left: 0.75rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #1e3a5f;
        }
        h4 {
            font-size: 1.1rem;
            color: #334155;
        }
        p {
            margin-bottom: 1.2em;
        }
        .container {
            padding: 0 0 3rem 0;
        }
        header {
            padding: 1.2rem 0 0.6rem 0;
            border-bottom: 2px solid #e2e8f0;
            position: relative;
            background: #ffffff;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #d32f2f, #0a4b7a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-block;
            text-decoration: none !important;
            border: none;
        }
        .my-logo:hover {
            -webkit-text-fill-color: #d32f2f;
            text-decoration: none !important;
        }
        .my-logo span {
            font-size: 0.9rem;
            font-weight: 400;
            color: #64748b;
            -webkit-text-fill-color: #64748b;
            margin-left: 4px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #0f172a;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #f1f5f9;
        }
        nav {
            display: flex;
            gap: 1.2rem;
            align-items: center;
            flex-wrap: wrap;
        }
        nav a {
            font-weight: 500;
            color: #1e293b;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        nav a:hover {
            background: #d32f2f10;
            color: #d32f2f;
            text-decoration: none;
        }
        nav a i {
            margin-right: 4px;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0.6rem 0;
            margin: 0.4rem 0 0.2rem 0;
            font-size: 0.85rem;
            color: #64748b;
            border-top: 1px solid #e2e8f0;
            border-bottom: 1px solid #e2e8f0;
            background: #f1f5f9;
            border-radius: 8px;
            padding: 0.5rem 1rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            margin-bottom: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin: 0 10px;
            color: #94a3b8;
            font-size: 1.2rem;
        }
        .breadcrumb a {
            color: #0a4b7a;
        }
        .breadcrumb a:hover {
            color: #d32f2f;
        }
        .breadcrumb .current {
            color: #1e293b;
            font-weight: 500;
        }
        .search-section {
            background: #ffffff;
            border-radius: 16px;
            padding: 2rem 2rem 2.5rem;
            margin: 2rem 0 1.5rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid #e2e8f0;
        }
        .search-section h2 {
            border-left-color: #0a4b7a;
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 0.85rem 1.2rem;
            border: 2px solid #e2e8f0;
            border-radius: 60px;
            font-size: 1rem;
            transition: border-color 0.3s, box-shadow 0.3s;
            outline: none;
        }
        .search-form input:focus {
            border-color: #0a4b7a;
            box-shadow: 0 0 0 3px rgba(10, 75, 122, 0.15);
        }
        .search-form button {
            padding: 0.85rem 2rem;
            background: #0a4b7a;
            color: #fff;
            border: none;
            border-radius: 60px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #d32f2f;
            transform: scale(1.02);
        }
        .content {
            background: #ffffff;
            border-radius: 16px;
            padding: 2.5rem 2.8rem;
            margin: 1.8rem 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
            border: 1px solid #e2e8f0;
        }
        .content img {
            margin: 2rem auto;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            max-height: 500px;
            object-fit: cover;
            width: 100%;
        }
        .content .img-caption {
            text-align: center;
            font-size: 0.9rem;
            color: #64748b;
            margin-top: -1.2rem;
            margin-bottom: 2rem;
        }
        .highlight-box {
            background: #f1f5f9;
            border-left: 6px solid #d32f2f;
            padding: 1.5rem 2rem;
            border-radius: 0 12px 12px 0;
            margin: 2rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .emoji-big {
            font-size: 1.6rem;
            display: inline-block;
            margin-right: 4px;
        }
        .badge {
            display: inline-block;
            background: #d32f2f;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.2rem 0.8rem;
            border-radius: 60px;
            letter-spacing: 0.02em;
            margin-right: 6px;
        }
        .badge-blue {
            background: #0a4b7a;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 1.2rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: #f8fafc;
            border-radius: 12px;
            padding: 1.2rem 1rem;
            text-align: center;
            border: 1px solid #e2e8f0;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
        }
        .stat-card .num {
            font-size: 2rem;
            font-weight: 800;
            color: #d32f2f;
            display: block;
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: #475569;
            font-weight: 500;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 2rem 0;
            border-radius: 12px;
            border: 1px solid #e2e8f0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th {
            background: #0a4b7a;
            color: #fff;
            font-weight: 600;
            padding: 0.8rem 1rem;
            text-align: left;
        }
        td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #e2e8f0;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f1f5f9;
        }
        .feedback-section {
            background: #ffffff;
            border-radius: 16px;
            padding: 2rem 2.5rem 2.8rem;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            border: 1px solid #e2e8f0;
        }
        .feedback-section h2 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #1e293b;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.75rem 1rem;
            border: 2px solid #e2e8f0;
            border-radius: 10px;
            font-size: 1rem;
            transition: border-color 0.3s;
            outline: none;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #0a4b7a;
            box-shadow: 0 0 0 3px rgba(10, 75, 122, 0.1);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-row {
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
        }
        .form-row .form-group {
            flex: 1;
            min-width: 150px;
        }
        .btn-primary {
            background: #d32f2f;
            color: #fff;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 60px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary:hover {
            background: #b71c1c;
            transform: scale(1.02);
        }
        .btn-outline {
            background: transparent;
            color: #0a4b7a;
            border: 2px solid #0a4b7a;
            padding: 0.7rem 1.8rem;
            border-radius: 60px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline:hover {
            background: #0a4b7a;
            color: #fff;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #cbd5e1;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.2s, transform 0.1s;
            cursor: pointer;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #fbbf24;
            transform: scale(1.1);
        }
        friend-link {
            display: block;
            background: #f1f5f9;
            border-radius: 16px;
            padding: 1.8rem 2.2rem;
            margin: 2.5rem 0 1.5rem 0;
            border: 1px solid #e2e8f0;
        }
        friend-link h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        friend-link ul {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.8rem;
            list-style: none;
            padding: 0.8rem 0 0 0;
        }
        friend-link li {
            margin-bottom: 0;
        }
        friend-link a {
            font-weight: 500;
            color: #0a4b7a;
            font-size: 0.95rem;
        }
        friend-link a:hover {
            color: #d32f2f;
        }
        footer {
            padding: 1.8rem 0 2.5rem 0;
            border-top: 2px solid #e2e8f0;
            margin-top: 2rem;
            text-align: center;
            font-size: 0.9rem;
            color: #64748b;
        }
        footer .copyright {
            font-weight: 400;
            letter-spacing: 0.01em;
        }
        footer .copyright i {
            color: #d32f2f;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .content {
                padding: 1.5rem 1.2rem;
            }
            .feedback-section {
                padding: 1.5rem 1.2rem;
            }
            .search-section {
                padding: 1.5rem 1.2rem;
            }
            .header-top {
                flex-direction: row;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.6rem;
                padding: 1rem 0 0.4rem 0;
                border-top: 1px solid #e2e8f0;
                margin-top: 0.8rem;
            }
            nav.open {
                display: flex;
            }
            .nav-toggle {
                display: block;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 0.4rem 0.8rem;
            }
            .breadcrumb li+li::before {
                margin: 0 6px;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.8rem;
            }
            .form-row {
                flex-direction: column;
                gap: 0;
            }
            .search-form input {
                min-width: 140px;
            }
            .table-wrap {
                font-size: 0.8rem;
            }
            th,
            td {
                padding: 0.5rem 0.6rem;
            }
            .star-rating {
                font-size: 1.5rem;
            }
            friend-link ul {
                flex-direction: column;
                gap: 0.4rem;
            }
        }
        @media (max-width: 480px) {
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-card .num {
                font-size: 1.5rem;
            }
        }
        :focus-visible {
            outline: 3px solid #d32f2f;
            outline-offset: 2px;
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 0;
            background: #0a4b7a;
            color: #fff;
            padding: 0.5rem 1rem;
            z-index: 100;
        }
        .skip-link:focus {
            top: 0;
        }
        .author-badge {
            display: flex;
            align-items: center;
            gap: 12px;
            background: #f8fafc;
            padding: 0.8rem 1.2rem;
            border-radius: 60px;
            border: 1px solid #e2e8f0;
            margin: 1.5rem 0;
            font-size: 0.9rem;
            flex-wrap: wrap;
        }
        .author-badge i {
            font-size: 1.4rem;
            color: #0a4b7a;
        }
        .author-badge strong {
            color: #0f172a;
        }
        .updated {
            color: #64748b;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .updated i {
            color: #d32f2f;
        }