*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f4f7fb;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 0 0 0;
        }
        a {
            color: #1a6b8a;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #0d3e52;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 50%;
            transform: translateX(-50%);
            background: #1a6b8a;
            color: #fff;
            padding: 12px 24px;
            border-radius: 0 0 8px 8px;
            z-index: 9999;
            font-weight: 600;
        }
        .skip-link:focus {
            top: 0;
        }
        .site-header {
            background: linear-gradient(135deg, #0b2a3e 0%, #1a4a5e 100%);
            color: #fff;
            padding: 16px 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: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, #f9d56e, #f8b042);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            -webkit-text-fill-color: #f9d56e;
            font-size: 2rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .my-logo span {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: rgba(255, 255, 255, 0.7);
            display: block;
            font-size: 0.7rem;
            letter-spacing: 0.5px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f9d56e;
            color: #f9d56e;
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus {
            background: rgba(255, 255, 255, 0.12);
            color: #f9d56e;
            text-decoration: none;
        }
        .main-nav a.active {
            background: rgba(249, 213, 110, 0.2);
            color: #f9d56e;
        }
        .breadcrumb {
            background: #e9edf2;
            padding: 10px 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #dce3ea;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 12px;
            color: #7f8c9b;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #1a6b8a;
        }
        .breadcrumb .current {
            color: #4a5b6b;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #0b2a3e 0%, #1f5a72 100%);
            color: #fff;
            padding: 60px 0 50px;
            border-radius: 0 0 40px 40px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .hero h1 i {
            color: #f9d56e;
            margin-right: 12px;
        }
        .hero p {
            font-size: 1.2rem;
            opacity: 0.9;
            max-width: 720px;
            margin-bottom: 24px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 40px;
            font-size: 0.95rem;
            opacity: 0.8;
        }
        .hero-meta i {
            margin-right: 6px;
            color: #f9d56e;
        }
        .last-updated {
            background: rgba(249, 213, 110, 0.15);
            padding: 6px 16px;
            border-radius: 30px;
            font-weight: 500;
            display: inline-block;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            margin-bottom: 60px;
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            min-width: 0;
        }
        section {
            margin-bottom: 48px;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0b2a3e;
            margin: 40px 0 16px 0;
            padding-bottom: 8px;
            border-bottom: 4px solid #f0c14b;
            display: inline-block;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a4a5e;
            margin: 32px 0 12px 0;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2a5a6e;
            margin: 24px 0 8px 0;
        }
        p {
            margin-bottom: 16px;
        }
        .highlight-box {
            background: #eef4f8;
            border-left: 6px solid #f0c14b;
            padding: 20px 24px;
            border-radius: 12px;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: #0b2a3e;
        }
        .stat-badge {
            display: inline-block;
            background: #1a6b8a;
            color: #fff;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 6px;
        }
        .featured-image {
            margin: 32px 0;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .featured-image figcaption {
            font-size: 0.85rem;
            color: #5a6b7b;
            margin-top: 8px;
            font-style: italic;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            margin-bottom: 24px;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            margin-top: 0;
            margin-bottom: 12px;
            border-bottom: 2px solid #eef4f8;
            padding-bottom: 8px;
        }
        .sidebar-link-list {
            list-style: none;
        }
        .sidebar-link-list li {
            padding: 8px 0;
            border-bottom: 1px solid #f0f4f8;
        }
        .sidebar-link-list li:last-child {
            border-bottom: none;
        }
        .sidebar-link-list a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-link-list a i {
            color: #f0c14b;
            width: 20px;
            text-align: center;
        }
        .search-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin: 20px 0 30px;
        }
        .search-form input {
            flex: 1;
            min-width: 180px;
            padding: 14px 18px;
            border: 2px solid #dce3ea;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
            background: #fff;
        }
        .search-form input:focus {
            border-color: #1a6b8a;
            box-shadow: 0 0 0 4px rgba(26, 107, 138, 0.1);
        }
        .search-form button {
            background: #1a6b8a;
            color: #fff;
            border: none;
            padding: 14px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #0d4a5e;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 24px 0;
        }
        @media (max-width: 600px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .feedback-card h4 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 12px 16px;
            border: 2px solid #dce3ea;
            border-radius: 10px;
            font-size: 0.95rem;
            outline: none;
            transition: 0.2s;
            font-family: inherit;
            background: #fafcfe;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #1a6b8a;
            box-shadow: 0 0 0 4px rgba(26, 107, 138, 0.08);
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card button {
            background: #f0c14b;
            color: #0b2a3e;
            border: none;
            padding: 12px 20px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .feedback-card button:hover {
            background: #e0a830;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #dce3ea;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: 0.15s;
            color: #dce3ea;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f0c14b;
        }
        friend-link {
            display: block;
            background: #eef4f8;
            padding: 24px 28px;
            border-radius: 16px;
            margin: 40px 0 20px;
        }
        friend-link h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            list-style: none;
            margin-top: 12px;
        }
        .friend-list a {
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .friend-list a:hover {
            border-bottom-color: #f0c14b;
            text-decoration: none;
        }
        .site-footer {
            background: #0b2a3e;
            color: rgba(255, 255, 255, 0.8);
            padding: 40px 0 30px;
            margin-top: 40px;
            border-radius: 40px 40px 0 0;
        }
        .site-footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 24px;
        }
        .site-footer a {
            color: #f9d56e;
        }
        .site-footer a:hover {
            color: #fff;
        }
        .copyright {
            width: 100%;
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 24px;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(11, 42, 62, 0.98);
                padding: 16px 0 20px;
                border-radius: 0 0 20px 20px;
                margin-top: 12px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 20px;
                width: 100%;
                text-align: center;
                border-radius: 0;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .container {
                padding: 0 16px;
            }
            .site-footer .footer-inner {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .search-form button span {
                display: none;
            }
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        }
        .data-table th {
            background: #0b2a3e;
            color: #fff;
            padding: 14px 18px;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 12px 18px;
            border-bottom: 1px solid #eef4f8;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #f6f9fc;
        }
        .tag {
            display: inline-block;
            background: #eef4f8;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 500;
            color: #1a4a5e;
        }
        .emoji-big {
            font-size: 1.8rem;
            line-height: 1;
        }
        .divider {
            height: 2px;
            background: linear-gradient(90deg, #f0c14b, transparent);
            margin: 40px 0;
            border: none;
        }
        .anchor-offset {
            scroll-margin-top: 100px;
        }