*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, 'Helvetica Neue', sans-serif;
            background: #f8f9fa;
            color: #2c3e50;
            line-height: 1.7;
            font-size: 1.05rem;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #1a5276;
            text-decoration: none;
            transition: color 0.2s, border-color 0.2s;
        }
        a:hover,
        a:focus {
            color: #e67e22;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.6rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #1a5276;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
            line-height: 1.2;
            border-left: 6px solid #e67e22;
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #1a3a5c;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            border-bottom: 3px solid #e67e22;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #1a5276;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 1.4rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 400;
            color: #34495e;
            background: #eef2f7;
            padding: 1.2rem 1.6rem;
            border-radius: 12px;
            border-left: 5px solid #27ae60;
        }
        .site-header {
            background: linear-gradient(135deg, #1a5276 0%, #1a3a5c 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            background: #e67e22;
            padding: 0.3rem 1rem;
            border-radius: 40px;
            letter-spacing: -0.03em;
            transition: background 0.2s;
            display: inline-block;
            text-decoration: none !important;
        }
        .my-logo:hover {
            background: #d35400;
            color: #fff;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            opacity: 0.85;
            display: block;
            line-height: 1;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.7rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-menu {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: #f0f4f8;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            text-decoration: none;
        }
        .nav-menu a:hover {
            background: rgba(255, 255, 255, 0.18);
            color: #ffd5a4;
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 0.3rem;
        }
        .breadcrumb {
            background: #eef2f7;
            padding: 0.6rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            margin: 1rem 0 1.2rem 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            list-style: none;
        }
        .breadcrumb li {
            display: inline;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            color: #7f8c8d;
            margin-right: 0.4rem;
        }
        .breadcrumb a {
            color: #1a5276;
            font-weight: 500;
        }
        .breadcrumb .current {
            color: #7f8c8d;
            font-weight: 400;
        }
        .hero-figure {
            margin: 1.8rem 0 2.4rem 0;
            border-radius: 18px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
            background: #eef2f7;
        }
        .hero-figure img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .hero-figure figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 0.9rem;
            color: #5d6d7e;
            background: #fff;
            font-style: italic;
        }
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 1.4rem;
            margin: 2rem 0;
        }
        .highlight-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.6rem 1.2rem;
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
            border-top: 4px solid #e67e22;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .highlight-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.10);
        }
        .highlight-card i {
            font-size: 2rem;
            color: #27ae60;
            margin-bottom: 0.6rem;
        }
        .highlight-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
            margin: 1.6rem 0 2rem 0;
        }
        .data-table th {
            background: #1a5276;
            color: #fff;
            padding: 0.8rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #e9ecef;
        }
        .data-table tr:hover td {
            background: #f1f7fe;
        }
        .form-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
            margin: 2rem 0;
            border: 1px solid #e9ecef;
        }
        .form-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            font-weight: 600;
            display: block;
            margin-bottom: 0.3rem;
            color: #1a3a5c;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #dfe6e9;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fafbfc;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #e67e22;
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            background: #1a5276;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn:hover {
            background: #e67e22;
            color: #fff;
            text-decoration: none;
            transform: scale(1.02);
        }
        .btn-secondary {
            background: #27ae60;
        }
        .btn-secondary:hover {
            background: #1e8449;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 0.3rem;
            font-size: 1.8rem;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ccc;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f39c12;
        }
        .comment-item {
            background: #f8f9fa;
            border-radius: 12px;
            padding: 1rem 1.4rem;
            margin-bottom: 1rem;
            border-left: 4px solid #27ae60;
        }
        .comment-item strong {
            color: #1a5276;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: #7f8c8d;
        }
        .site-footer {
            background: #1a2a3a;
            color: #e0e6ed;
            padding: 2.8rem 0 1.8rem 0;
            margin-top: 4rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .site-footer h4 {
            color: #ffd5a4;
            margin-top: 0;
            font-weight: 600;
        }
        .site-footer a {
            color: #b0c4de;
        }
        .site-footer a:hover {
            color: #e67e22;
        }
        .friend-link {
            display: block;
            padding: 0.3rem 0;
        }
        .friend-link a {
            display: inline-block;
            padding: 0.2rem 0;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.4rem;
            text-align: center;
            font-size: 0.85rem;
            color: #8899aa;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
                padding-left: 0.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                padding-top: 1rem;
                gap: 0.1rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.6rem 1rem;
                border-radius: 8px;
                width: 100%;
            }
            .header-inner {
                gap: 0.6rem;
            }
            .form-card {
                padding: 1.2rem 1rem;
            }
            .hero-figure img {
                aspect-ratio: 4/3;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.6rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 0.4rem 0.8rem;
                flex-wrap: wrap;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.2rem;
                padding: 0.2rem 0.8rem;
            }
            .highlight-grid {
                grid-template-columns: 1fr;
            }
        }
        .text-center {
            text-align: center;
        }
        .mt-2 {
            margin-top: 1.6rem;
        }
        .mb-1 {
            margin-bottom: 0.8rem;
        }
        .gap-1 {
            gap: 0.8rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .tag {
            display: inline-block;
            background: #eef2f7;
            padding: 0.2rem 0.8rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #1a5276;
            font-weight: 500;
            margin-right: 0.3rem;
        }
        .last-update {
            font-size: 0.9rem;
            color: #7f8c8d;
            text-align: right;
            margin-top: 0.4rem;
            font-style: italic;
        }
        .schema-hidden {
            display: none;
        }