*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f4f7fb;
            color: #1e293b;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0f3b5e;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #d4a11e;
            text-decoration: underline;
        }
        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: #0b2a41;
        }
        h1 {
            font-size: 2.4rem;
            margin: 1.5rem 0 1rem;
        }
        h2 {
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            border-bottom: 3px solid #d4a11e;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
            margin: 1.6rem 0 0.8rem;
        }
        h4 {
            font-size: 1.15rem;
            margin: 1.2rem 0 0.6rem;
            color: #1e4a6b;
        }
        p {
            margin: 1rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0b2a41 0%, #1a4a6b 100%);
            color: #fff;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            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;
            gap: 0.6rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #facc15;
            letter-spacing: -0.5px;
            text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.2);
            transition: transform 0.2s ease;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #fde047;
        }
        .my-logo i {
            margin-right: 0.3rem;
            color: #facc15;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-size: 1.5rem;
            padding: 0.3rem 0.8rem;
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #facc15;
        }
        .navbar {
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .navbar a {
            color: #e2e8f0;
            font-weight: 500;
            padding: 0.3rem 0.6rem;
            border-radius: 4px;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        .navbar a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #facc15;
            text-decoration: none;
        }
        .navbar a i {
            margin-right: 0.3rem;
        }
        .breadcrumb {
            background: #e9eef3;
            padding: 0.6rem 1.2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0d9e3;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
        }
        .breadcrumb a {
            color: #0f3b5e;
        }
        .breadcrumb a:hover {
            color: #d4a11e;
        }
        .breadcrumb span {
            color: #4a5b6e;
        }
        .search-section {
            background: #fff;
            padding: 1.2rem 0;
            border-bottom: 1px solid #dce3ec;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            max-width: 600px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #cbd5e1;
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.2s;
            min-width: 180px;
        }
        .search-form input:focus {
            border-color: #d4a11e;
        }
        .search-form button {
            background: #0b2a41;
            color: #fff;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-form button:hover {
            background: #1a4a6b;
            transform: scale(1.02);
        }
        .main-content {
            background: #fff;
            padding: 2rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        .article-body {
            font-size: 1.05rem;
        }
        .article-body p {
            margin: 1.2rem 0;
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            background: #f0f4fa;
            padding: 0.6rem;
        }
        .featured-image img {
            border-radius: 10px;
            width: 100%;
            height: auto;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 0.6rem 0.4rem 0.2rem;
            font-size: 0.9rem;
            color: #4a5b6e;
            font-style: italic;
        }
        .card-highlight {
            background: linear-gradient(145deg, #f8fafc, #eef2f7);
            border-left: 6px solid #d4a11e;
            padding: 1.6rem 2rem;
            border-radius: 12px;
            margin: 2rem 0;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04);
        }
        .card-highlight h4 {
            margin-top: 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 1.2rem;
            margin: 2rem 0;
        }
        .stat-item {
            background: #f1f5f9;
            padding: 1.2rem;
            border-radius: 12px;
            text-align: center;
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid #e2e8f0;
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.07);
        }
        .stat-item .number {
            font-size: 2.2rem;
            font-weight: 800;
            color: #0b2a41;
        }
        .stat-item .label {
            font-size: 0.95rem;
            color: #4a5b6e;
        }
        .interaction-section {
            background: #f9fbfd;
            border-radius: 16px;
            padding: 2rem;
            margin: 2.5rem 0;
            border: 1px solid #e2e8f0;
        }
        .interaction-section h3 {
            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: 0.7rem 1rem;
            border: 2px solid #cbd5e1;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.2s;
            background: #fff;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #d4a11e;
            outline: none;
        }
        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }
        .btn-submit {
            background: #d4a11e;
            color: #0b2a41;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 30px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-submit:hover {
            background: #eab308;
            transform: scale(1.02);
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            font-size: 1.8rem;
            color: #d1d5db;
            cursor: pointer;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.1s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f59e0b;
            transform: scale(1.1);
        }
        .link-list-section {
            background: #f9fbfd;
            padding: 1.8rem 2rem;
            border-radius: 16px;
            border: 1px solid #e2e8f0;
            margin: 2rem 0;
        }
        .link-list-section h3 {
            margin-top: 0;
        }
        .link-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 0.8rem;
            list-style: none;
            padding: 0;
        }
        .link-list li a {
            display: block;
            padding: 0.5rem 0.8rem;
            background: #fff;
            border-radius: 8px;
            border: 1px solid #e2e8f0;
            transition: all 0.2s;
            font-weight: 500;
        }
        .link-list li a:hover {
            background: #f1f5f9;
            border-color: #d4a11e;
            text-decoration: none;
            transform: translateX(4px);
        }
        .link-list li a i {
            margin-right: 0.4rem;
            color: #d4a11e;
        }
        .site-footer {
            background: #0b2a41;
            color: #cbd5e1;
            padding: 2.5rem 0 1.2rem;
            margin-top: 2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-grid h4 {
            color: #facc15;
            margin-bottom: 0.8rem;
            font-size: 1.1rem;
        }
        .footer-grid a {
            color: #a0b4c9;
            display: block;
            padding: 0.2rem 0;
        }
        .footer-grid a:hover {
            color: #facc15;
        }
        .footer-bottom {
            border-top: 1px solid #1e4a6b;
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.9rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 0.8rem;
        }
        .footer-bottom friend-link {
            display: inline;
            gap: 0.8rem;
        }
        .footer-bottom friend-link a {
            color: #a0b4c9;
            padding: 0 0.4rem;
        }
        .footer-bottom friend-link a:hover {
            color: #facc15;
        }
        .copyright {
            color: #7a93ab;
        }
        .last-update {
            font-size: 0.9rem;
            color: #6b7f94;
            border-bottom: 1px dashed #d0d9e3;
            padding-bottom: 0.6rem;
            margin-bottom: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .navbar {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(11, 42, 65, 0.98);
                padding: 1rem 0.6rem;
                border-radius: 0 0 12px 12px;
                gap: 0.4rem;
                margin-top: 0.4rem;
            }
            .navbar.show {
                display: flex;
            }
            .navbar a {
                padding: 0.6rem 0.8rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .header-inner {
                padding: 0 0.4rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .interaction-section {
                padding: 1.2rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .link-list {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .link-list {
                grid-template-columns: 1fr;
            }
            .container {
                padding: 0 0.8rem;
            }
        }
        .text-muted {
            color: #4a5b6e;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .gap-1 {
            gap: 1rem;
        }
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 1.5rem;
            background: #d4a11e;
            color: #0b2a41;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
            transition: all 0.3s;
            z-index: 50;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            background: #facc15;
            transform: translateY(-4px);
        }