*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background: #f8fafc;
            color: #1e293b;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #0f3b5e;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #0284c7;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #0c1e2f;
        }
        h1 {
            font-size: 2.4rem;
            margin: 1.5rem 0 0.75rem;
        }
        h2 {
            font-size: 1.8rem;
            margin: 2rem 0 0.75rem;
            border-bottom: 3px solid #d0e2f0;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
            margin: 1.5rem 0 0.5rem;
        }
        h4 {
            font-size: 1.1rem;
            margin: 1.2rem 0 0.4rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.04);
            border-radius: 20px;
            padding: 1.8rem 2.5rem 2.5rem;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 0 1.2rem;
            border-bottom: 2px solid #e2edf7;
            position: relative;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #0f3b5e;
            background: linear-gradient(145deg, #0f3b5e, #1a5f85);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            font-size: 2rem;
            background: none;
            -webkit-text-fill-color: #0f3b5e;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #475569;
            letter-spacing: 0.3px;
            display: block;
            margin-top: -4px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            padding: 0.5rem 0.9rem;
            font-weight: 500;
            font-size: 0.9rem;
            color: #1e293b;
            border-radius: 40px;
            transition: background 0.2s, color 0.2s;
        }
        .main-nav a:hover {
            background: #e2edf7;
            color: #0f3b5e;
            text-decoration: none;
        }
        .main-nav a.active {
            background: #0f3b5e;
            color: #fff;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: #0f3b5e;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 1rem 0 0.2rem;
            font-size: 0.85rem;
            color: #64748b;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin: 0 0.6rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #0f3b5e;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .search-block {
            background: #f1f6fb;
            border-radius: 60px;
            padding: 0.3rem 0.3rem 0.3rem 1.2rem;
            display: inline-flex;
            align-items: center;
            max-width: 400px;
            width: 100%;
            margin: 1.2rem 0 1.8rem;
            border: 1px solid #dce8f2;
            transition: box-shadow 0.2s;
        }
        .search-block:focus-within {
            box-shadow: 0 0 0 3px rgba(15, 59, 94, 0.15);
        }
        .search-block input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 0.6rem 0;
            font-size: 0.95rem;
            outline: none;
            color: #1e293b;
        }
        .search-block button {
            background: #0f3b5e;
            border: none;
            color: #fff;
            padding: 0.55rem 1.5rem;
            border-radius: 60px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-block button:hover {
            background: #1a5f85;
        }
        .featured-img {
            border-radius: 18px;
            margin: 1.8rem 0 2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            width: 100%;
            max-height: 460px;
            object-fit: cover;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.4rem 0 2rem;
            font-size: 0.95rem;
            background: #f9fcff;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }
        .data-table th {
            background: #0f3b5e;
            color: #fff;
            padding: 0.8rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #e2edf7;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #f1f6fb;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.5rem 0 1.5rem;
        }
        .feedback-card {
            background: #f9fcff;
            border-radius: 18px;
            padding: 1.8rem 2rem;
            border: 1px solid #e2edf7;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 1.2rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.9rem;
            margin-top: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 0.7rem 1rem;
            border: 1px solid #d0e2f0;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            background: #fff;
            transition: border 0.2s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            outline: none;
            border-color: #0f3b5e;
            box-shadow: 0 0 0 3px rgba(15, 59, 94, 0.08);
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card .star-group {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #d0e2f0;
            cursor: pointer;
            direction: rtl;
        }
        .feedback-card .star-group input {
            display: none;
        }
        .feedback-card .star-group label {
            cursor: pointer;
            transition: color 0.15s;
            color: #d0e2f0;
            font-size: 1.7rem;
        }
        .feedback-card .star-group label:hover,
        .feedback-card .star-group label:hover~label,
        .feedback-card .star-group input:checked~label {
            color: #f59e0b;
        }
        .btn-submit {
            background: #0f3b5e;
            color: #fff;
            border: none;
            padding: 0.75rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s;
            align-self: flex-start;
        }
        .btn-submit:hover {
            background: #1a5f85;
        }
        friend-link {
            display: block;
            padding: 1.8rem 0 0.8rem;
            border-top: 2px solid #e2edf7;
            margin-top: 2rem;
        }
        friend-link .fl-head {
            font-weight: 700;
            font-size: 1.1rem;
            color: #0f3b5e;
            margin-bottom: 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            list-style: none;
            padding: 0;
        }
        friend-link .fl-list li a {
            font-size: 0.92rem;
            color: #1e293b;
        }
        friend-link .fl-list li a:hover {
            color: #0284c7;
        }
        .site-footer {
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 2px solid #e2edf7;
            font-size: 0.88rem;
            color: #475569;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        .site-footer .copyright {
            font-weight: 400;
        }
        .site-footer .copyright strong {
            color: #0f3b5e;
        }
        @media (max-width: 820px) {
            .container {
                padding: 1.2rem 1.2rem 1.8rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem 0 0.4rem;
                gap: 0.3rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 0.5rem 0.8rem;
            }
            .site-header {
                align-items: center;
            }
            .search-block {
                max-width: 100%;
                flex-wrap: wrap;
                border-radius: 30px;
                padding: 0.3rem;
            }
            .search-block input {
                padding: 0.5rem 0.8rem;
                min-width: 120px;
            }
            .search-block button {
                padding: 0.5rem 1rem;
                font-size: 0.85rem;
            }
            .data-table {
                font-size: 0.82rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.6rem;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 0.4rem;
            }
            .container {
                padding: 0.8rem 0.8rem 1.2rem;
                border-radius: 12px;
            }
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.2rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .feedback-card {
                padding: 1.2rem;
            }
            .star-group label {
                font-size: 1.4rem !important;
            }
        }
        .mt-1 {
            margin-top: 0.6rem;
        }
        .mt-2 {
            margin-top: 1.2rem;
        }
        .mb-1 {
            margin-bottom: 0.6rem;
        }
        .mb-2 {
            margin-bottom: 1.2rem;
        }
        .text-muted {
            color: #64748b;
            font-size: 0.9rem;
        }
        .updated-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            background: #e2edf7;
            padding: 0.3rem 1rem;
            border-radius: 40px;
            color: #0f3b5e;
            font-weight: 500;
        }
        .schema-hidden {
            display: none;
        }
        .anchor-offset {
            scroll-margin-top: 90px;
        }