*,
        *::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: #f4f7fc;
            color: #1a1f2b;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0047ab;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e87d1e;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 0.8rem 0;
        }
        li {
            margin-bottom: 0.3rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .site-header {
            background: linear-gradient(145deg, #0b1d31 0%, #142d4e 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            color: #fff;
            text-transform: uppercase;
            background: linear-gradient(135deg, #f5b042, #e87d1e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: transform 0.2s;
            display: inline-block;
            line-height: 1.2;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.6rem;
            display: block;
            -webkit-text-fill-color: #aac4e0;
            color: #aac4e0;
            letter-spacing: 5px;
            font-weight: 300;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            gap: 1.2rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e0e9f5;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
        }
        .main-nav a:hover {
            color: #f5b042;
            border-bottom-color: #f5b042;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
            font-size: 0.8rem;
        }
        .breadcrumb {
            background: #e8edf4;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #d0d9e6;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 0.4rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.4rem;
            color: #7a8ba3;
        }
        .breadcrumb a {
            color: #2a5c8a;
        }
        .breadcrumb .current {
            color: #1f2a44;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #0f2b4a, #1a3f66);
            color: #fff;
            padding: 2.5rem 0 2rem;
            margin-bottom: 1.5rem;
            border-radius: 0 0 40px 40px;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 0.6rem;
            letter-spacing: -0.5px;
        }
        .hero h1 span {
            background: linear-gradient(135deg, #f5b042, #ffcc66);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero .subhead {
            font-size: 1.1rem;
            color: #b8d0e8;
            max-width: 720px;
            margin-bottom: 1rem;
        }
        .hero .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            font-size: 0.9rem;
            color: #b0c8e0;
        }
        .hero .meta-info i {
            margin-right: 0.3rem;
            color: #f5b042;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            padding: 1rem 0 2rem;
        }
        .main-content {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.2rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
        }
        .main-content h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 2.2rem 0 0.8rem;
            color: #0b1d31;
            border-left: 5px solid #e87d1e;
            padding-left: 1rem;
        }
        .main-content h2:first-of-type {
            margin-top: 0.5rem;
        }
        .main-content h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 1.6rem 0 0.6rem;
            color: #1a3f66;
        }
        .main-content h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 1.2rem 0 0.4rem;
            color: #2a5c8a;
        }
        .main-content p {
            margin: 0.8rem 0;
            color: #2d3748;
        }
        .main-content p b,
        .main-content p strong {
            color: #0b1d31;
        }
        .main-content .feature-img {
            margin: 1.5rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.1);
            background: #eef3f9;
        }
        .main-content .feature-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .main-content .feature-img figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #4a5a72;
            background: #f8fafd;
            border-top: 1px solid #e0e8f0;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.4rem 1.2rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
            border: 1px solid #e8edf4;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: #0b1d31;
            border-bottom: 2px solid #f0e6d0;
            padding-bottom: 0.5rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0f3f8;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-weight: 500;
            display: block;
        }
        .sidebar-card a i {
            margin-right: 0.5rem;
            color: #e87d1e;
            width: 1.1rem;
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0 0.5rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #d0d9e6;
            border-radius: 30px;
            font-size: 0.95rem;
            outline: none;
            transition: border-color 0.2s;
        }
        .search-form input:focus {
            border-color: #e87d1e;
        }
        .search-form button {
            background: #0b1d31;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.7rem 1.2rem;
            cursor: pointer;
            font-size: 0.95rem;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #e87d1e;
        }
        .feedback-section {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 2px solid #e8edf4;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin-top: 1rem;
        }
        .feedback-card {
            background: #f8fafd;
            border-radius: 16px;
            padding: 1.4rem;
            border: 1px solid #e0e8f0;
        }
        .feedback-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            color: #0b1d31;
        }
        .feedback-card label {
            display: block;
            font-weight: 500;
            margin: 0.6rem 0 0.3rem;
            font-size: 0.9rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            width: 100%;
            padding: 0.6rem 0.8rem;
            border: 2px solid #d0d9e6;
            border-radius: 10px;
            font-size: 0.9rem;
            outline: none;
            transition: border-color 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #e87d1e;
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card .btn {
            background: #0b1d31;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.6rem 1.4rem;
            cursor: pointer;
            font-weight: 600;
            margin-top: 0.6rem;
            transition: background 0.2s, transform 0.1s;
            display: inline-block;
        }
        .feedback-card .btn:hover {
            background: #e87d1e;
            transform: translateY(-1px);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            margin: 0.4rem 0 0.6rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.6rem;
            color: #d0d9e6;
            cursor: pointer;
            transition: color 0.2s;
            margin: 0;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f5b042;
        }
        friend-link {
            display: block;
            padding: 1.2rem 0 0.8rem;
            border-top: 2px solid #e0e8f0;
            margin-top: 1rem;
        }
        friend-link .fl-head {
            font-weight: 700;
            font-size: 1rem;
            color: #0b1d31;
            margin-bottom: 0.5rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.8rem 0.2rem 0;
            color: #2a5c8a;
            font-weight: 500;
        }
        friend-link a:hover {
            color: #e87d1e;
        }
        .site-footer {
            background: #0b1d31;
            color: #b8c8dd;
            padding: 2rem 0 1.5rem;
            margin-top: 2rem;
            border-radius: 40px 40px 0 0;
        }
        .site-footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1.5rem;
        }
        .site-footer .copy {
            font-size: 0.85rem;
        }
        .site-footer .copy strong {
            color: #f5b042;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 1rem 0 0.5rem;
                gap: 0.5rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.5rem 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .main-content {
                padding: 1.2rem 1rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .hero .meta-info {
                flex-direction: column;
                gap: 0.4rem;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
                gap: 0.2rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.4rem;
            }
            .main-content h2 {
                font-size: 1.4rem;
            }
            .main-content h3 {
                font-size: 1.15rem;
            }
            .container {
                padding: 0 0.6rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        .tag {
            display: inline-block;
            background: #eef3f9;
            border-radius: 20px;
            padding: 0.2rem 0.8rem;
            font-size: 0.75rem;
            font-weight: 600;
            color: #2a5c8a;
            margin-right: 0.3rem;
        }
        .highlight-box {
            background: #f0f7ff;
            border-left: 4px solid #e87d1e;
            padding: 1rem 1.4rem;
            border-radius: 0 12px 12px 0;
            margin: 1.2rem 0;
        }
        .highlight-box p {
            margin: 0.3rem 0;
        }
        .two-col-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.3rem 1.5rem;
        }
        @media (max-width: 600px) {
            .two-col-list {
                grid-template-columns: 1fr;
            }
        }
        .emoji-big {
            font-size: 1.6rem;
            line-height: 1;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #5a6f8a;
            display: flex;
            align-items: center;
            gap: 0.3rem;
            margin-top: 0.3rem;
        }
        .last-updated i {
            color: #e87d1e;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1rem 0;
        }
        .table-wrap table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        .table-wrap th,
        .table-wrap td {
            padding: 0.6rem 0.8rem;
            text-align: left;
            border-bottom: 1px solid #e0e8f0;
        }
        .table-wrap th {
            background: #0b1d31;
            color: #fff;
            font-weight: 600;
        }
        .table-wrap tr:nth-child(even) {
            background: #f8fafd;
        }