*,
        *::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: #f4f7fc;
            color: #1a2634;
            line-height: 1.75;
            padding: 0 16px;
        }
        a {
            color: #0066cc;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #004080;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
            border-radius: 20px;
            padding: 20px 28px 40px;
            margin-top: 20px;
            margin-bottom: 40px;
        }
        .site-header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
            border-bottom: 2px solid #e6edf5;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(145deg, #0b1a2e, #1d4a7a);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            color: #1d4a7a;
            font-size: 2rem;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .main-nav {
            display: flex;
            gap: 8px 20px;
            flex-wrap: wrap;
            list-style: none;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 0.95rem;
            padding: 6px 10px;
            border-radius: 40px;
            transition: background 0.2s, color 0.2s;
            color: #1a2634;
        }
        .main-nav a:hover {
            background: #e0ebf5;
            color: #003366;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #1a2634;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #e0ebf5;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 10px;
            font-size: 0.9rem;
            padding: 14px 0 8px;
            color: #5a6f80;
        }
        .breadcrumb a {
            color: #0066cc;
        }
        .breadcrumb i {
            font-size: 0.7rem;
            color: #8a9aa8;
        }
        .search-bar {
            display: flex;
            gap: 8px;
            margin: 18px 0 24px;
            max-width: 520px;
            background: #f0f4fa;
            border-radius: 60px;
            padding: 4px 4px 4px 18px;
            border: 1px solid #dce5ef;
            transition: border 0.2s, box-shadow 0.2s;
        }
        .search-bar:focus-within {
            border-color: #0066cc;
            box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
        }
        .search-bar input {
            flex: 1;
            border: none;
            background: transparent;
            padding: 10px 0;
            font-size: 1rem;
            outline: none;
            color: #1a2634;
        }
        .search-bar input::placeholder {
            color: #7a8f9e;
        }
        .search-bar button {
            background: #0066cc;
            color: white;
            border: none;
            border-radius: 60px;
            padding: 10px 22px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-bar button:hover {
            background: #004d99;
            transform: scale(1.02);
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            color: #0a1a2c;
            margin: 24px 0 16px;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #e0ebf5;
            color: #0f2a40;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: #163a52;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 22px 0 10px;
            color: #1d4a6a;
        }
        p {
            margin: 0 0 18px;
            color: #1f2e3c;
        }
        .last-updated {
            display: inline-block;
            background: #eef4fa;
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #2b4d6a;
            margin: 8px 0 20px;
            font-weight: 500;
        }
        .last-updated i {
            margin-right: 6px;
        }
        .feature-image {
            margin: 28px 0 32px;
            border-radius: 16px;
            overflow: hidden;
            background: #e6edf5;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .feature-image img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .feature-image figcaption {
            padding: 12px 20px;
            font-size: 0.9rem;
            color: #3d5a6e;
            background: #f7faff;
            border-top: 1px solid #e0ebf5;
        }
        .highlight-box {
            background: #f0f7ff;
            border-left: 6px solid #0066cc;
            padding: 18px 24px;
            border-radius: 0 14px 14px 0;
            margin: 24px 0;
        }
        .highlight-box p {
            margin: 0;
        }
        .blockquote {
            font-style: italic;
            background: #f8fafc;
            padding: 18px 24px;
            border-radius: 14px;
            margin: 24px 0;
            border: 1px solid #e0ebf5;
            color: #1a3a4e;
        }
        .blockquote i {
            color: #0066cc;
            margin-right: 8px;
        }
        .stat-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #1a2e44;
            color: white;
            padding: 4px 16px 4px 12px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
        }
        ul,
        ol {
            margin: 0 0 20px 24px;
            color: #1f2e3c;
        }
        li {
            margin-bottom: 8px;
        }
        .feedback-section {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin: 48px 0 32px;
            padding: 28px 0;
            border-top: 2px solid #e6edf5;
            border-bottom: 2px solid #e6edf5;
        }
        .feedback-card {
            flex: 1 1 280px;
            background: #f8fbfe;
            padding: 22px 26px;
            border-radius: 18px;
            border: 1px solid #e0ebf5;
        }
        .feedback-card h4 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            color: #0f2a40;
        }
        .feedback-card textarea,
        .feedback-card input[type="text"],
        .feedback-card select {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid #d0dce8;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            background: white;
            transition: border 0.2s;
            margin-bottom: 12px;
            resize: vertical;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus,
        .feedback-card select:focus {
            border-color: #0066cc;
            outline: none;
            box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.12);
        }
        .feedback-card .btn {
            background: #0066cc;
            color: white;
            border: none;
            padding: 10px 28px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card .btn:hover {
            background: #004d99;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 4px;
            justify-content: flex-end;
            margin: 8px 0 14px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #c8d6e2;
            cursor: pointer;
            transition: color 0.2s, transform 0.1s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        .star-rating label:hover {
            transform: scale(1.15);
        }
        friend-link {
            display: block;
            padding: 24px 0 12px;
            border-top: 2px solid #e6edf5;
            margin-top: 20px;
        }
        friend-link::before {
            content: "🔗 Friends & Resources";
            display: block;
            font-weight: 700;
            font-size: 1.2rem;
            color: #0f2a40;
            margin-bottom: 14px;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 16px 8px 0;
            padding: 6px 16px;
            background: #eef4fa;
            border-radius: 40px;
            font-size: 0.95rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
        }
        friend-link a:hover {
            background: #0066cc;
            color: white;
            text-decoration: none;
        }
        .site-footer {
            padding: 24px 0 12px;
            font-size: 0.9rem;
            color: #3d5a6e;
            border-top: 1px solid #e0ebf5;
            margin-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .site-footer .copyright {
            font-weight: 500;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 10px;
            }
            .container {
                padding: 12px 16px 30px;
                border-radius: 14px;
                margin-top: 12px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: white;
                padding: 12px 0 16px;
                border-top: 1px solid #e0ebf5;
                margin-top: 12px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            .hamburger {
                display: block;
            }
            .nav-wrapper {
                width: auto;
            }
            .search-bar {
                max-width: 100%;
                flex-wrap: wrap;
                border-radius: 20px;
                padding: 4px 4px 4px 14px;
            }
            .search-bar button {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .feedback-section {
                flex-direction: column;
            }
            .feedback-card {
                flex: 1 1 auto;
            }
            .site-footer {
                flex-direction: column;
                text-align: center;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .container {
                padding: 10px 12px 24px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .stat-badge {
                font-size: 0.75rem;
                padding: 2px 12px 2px 8px;
            }
        }
        .anchor-offset {
            scroll-margin-top: 24px;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .data-table th {
            background: #0f2a40;
            color: white;
            padding: 12px 18px;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 10px 18px;
            border-bottom: 1px solid #e6edf5;
            background: #fafcff;
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table td a {
            font-weight: 500;
        }
        .mt-2 {
            margin-top: 12px;
        }
        .mb-1 {
            margin-bottom: 6px;
        }
        .inline-icon {
            margin-right: 6px;
        }
        .tag {
            display: inline-block;
            background: #dce8f2;
            padding: 2px 14px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #0f2a40;
        }