* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #f4f7fb;
            color: #1e2a3a;
            line-height: 1.7;
            font-size: 1.05rem;
            scroll-behavior: smooth;
        }
        a {
            color: #1a5276;
            text-decoration: none;
            transition: color 0.2s ease, border-bottom 0.2s ease;
        }
        a:hover {
            color: #2ecc71;
            border-bottom: 2px solid #2ecc71;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }
        .site-header {
            background: linear-gradient(135deg, #0f2b3d 0%, #1a5276 100%);
            color: #fff;
            padding: 0 1.5rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.8rem 0;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo i {
            color: #2ecc71;
            font-size: 2rem;
        }
        .my-logo:hover {
            color: #2ecc71;
            border-bottom: none;
        }
        .my-logo span {
            background: linear-gradient(135deg, #f39c12, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 900;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-size: 1.5rem;
            padding: 0.4rem 0.9rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #2ecc71;
            color: #2ecc71;
        }
        .nav-menu {
            display: flex;
            gap: 1.8rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #e8f0fe;
            font-weight: 500;
            font-size: 0.98rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
        }
        .nav-menu a:hover {
            color: #2ecc71;
            border-bottom-color: #2ecc71;
        }
        .nav-menu a i {
            margin-right: 6px;
        }
        .breadcrumb {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0.8rem 1.5rem;
            font-size: 0.88rem;
            color: #5a6b7a;
            background: #fff;
            border-bottom: 1px solid #e6edf4;
        }
        .breadcrumb a {
            color: #1a5276;
        }
        .breadcrumb a:hover {
            color: #2ecc71;
            border: none;
        }
        .breadcrumb span {
            color: #8a9aa8;
        }
        .main-wrapper {
            max-width: 1280px;
            margin: 0 auto;
            padding: 2rem 1.5rem 4rem;
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
        }
        .content-area {
            background: #fff;
            border-radius: 24px;
            padding: 2.5rem 2.8rem;
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.04);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 1.5rem;
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.04);
            border: 1px solid #eef3f8;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            margin-bottom: 1rem;
            color: #0f2b3d;
            border-left: 4px solid #2ecc71;
            padding-left: 0.8rem;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card li {
            margin-bottom: 0.7rem;
        }
        .sidebar-card li a {
            font-weight: 500;
            display: block;
            padding: 0.3rem 0;
            border-bottom: 1px solid #f0f4f8;
        }
        .sidebar-card li a:hover {
            border-bottom-color: #2ecc71;
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: #0f2b3d;
            line-height: 1.2;
            margin-bottom: 1rem;
            letter-spacing: -0.5px;
        }
        h1 i {
            color: #2ecc71;
        }
        h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #1a3a4a;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            border-bottom: 3px solid #eaf0f6;
            padding-bottom: 0.5rem;
            position: relative;
        }
        h2::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: #2ecc71;
            margin-top: 6px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #1e4a5a;
            margin-top: 2rem;
            margin-bottom: 0.6rem;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2a5a6a;
            margin-top: 1.5rem;
            margin-bottom: 0.4rem;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2d3f4f;
        }
        .hero-img-wrap {
            margin: 2rem 0 1.8rem;
            border-radius: 18px;
            overflow: hidden;
            background: #eaf0f6;
        }
        .hero-img-wrap img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .last-updated {
            display: inline-block;
            background: #eaf7f0;
            color: #1e6a3a;
            padding: 0.3rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            border: 1px solid #b8e0c8;
        }
        .last-updated i {
            margin-right: 6px;
        }
        .highlight-box {
            background: #f0f8ff;
            border-left: 5px solid #1a5276;
            padding: 1.8rem 2rem;
            border-radius: 16px;
            margin: 1.8rem 0;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 1.2rem;
            margin: 1.8rem 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #f8fafc, #eef4f8);
            padding: 1.5rem 1rem;
            border-radius: 16px;
            text-align: center;
            border: 1px solid #dfe8f0;
        }
        .stat-card .num {
            font-size: 2.4rem;
            font-weight: 900;
            color: #1a5276;
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: #5a7a8a;
            font-weight: 500;
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
            margin: 1.8rem 0;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            min-width: 180px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #dce5ed;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input:focus {
            border-color: #1a5276;
        }
        .search-form button {
            background: #1a5276;
            color: #fff;
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #2ecc71;
            transform: scale(1.02);
        }
        .feedback-section {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid #eaf0f6;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .feedback-card {
            background: #fafcfe;
            border-radius: 18px;
            padding: 1.8rem;
            border: 1px solid #e6edf4;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.7rem 1rem;
            border: 2px solid #dce5ed;
            border-radius: 12px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #1a5276;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: #2ecc71;
            color: #fff;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 40px;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card .btn-submit:hover {
            background: #27ae60;
            transform: scale(1.02);
        }
        .site-footer {
            background: #0f2b3d;
            color: #c8dae8;
            padding: 3rem 1.5rem 1.8rem;
            margin-top: 2rem;
        }
        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2.5rem;
        }
        .footer-inner h4 {
            color: #fff;
            margin-top: 0;
            font-size: 1.1rem;
            border-left: 3px solid #2ecc71;
            padding-left: 0.8rem;
        }
        .footer-inner a {
            color: #9bb8d0;
        }
        .footer-inner a:hover {
            color: #2ecc71;
            border: none;
        }
        .footer-inner ul {
            list-style: none;
            margin-top: 0.6rem;
        }
        .footer-inner li {
            margin-bottom: 0.4rem;
        }
        friend-link {
            display: block;
            margin-top: 1.2rem;
            padding-top: 1.2rem;
            border-top: 1px solid #2a4a5a;
            font-style: normal;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
            margin-bottom: 0.4rem;
        }
        .copyright {
            max-width: 1280px;
            margin: 2rem auto 0;
            padding-top: 1.2rem;
            border-top: 1px solid #2a4a5a;
            text-align: center;
            font-size: 0.88rem;
            color: #7a9aaa;
        }
        @media (max-width: 1024px) {
            .main-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                padding: 0.6rem 0;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.6rem;
                padding: 1rem 0 0.5rem;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 0.6rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                font-size: 1rem;
                padding: 0.4rem 0;
            }
            .content-area {
                padding: 1.5rem 1.2rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .feedback-section {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .main-wrapper {
                padding: 1rem 0.8rem 2rem;
            }
            .content-area {
                padding: 1rem 0.8rem;
                border-radius: 16px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .search-form button {
                padding: 0.7rem 1.2rem;
                font-size: 0.9rem;
            }
            .feedback-card {
                padding: 1.2rem;
            }
        }