*,
        *::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: #f5f7fc;
            color: #1a1a2e;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #0046ad;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e91e63;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
            font-weight: 700;
            color: #0b1b33;
        }
        h1 {
            font-size: 2.2rem;
            border-bottom: 4px solid #0046ad;
            padding-bottom: 0.3rem;
            display: inline-block;
        }
        h2 {
            font-size: 1.7rem;
            border-left: 5px solid #e91e63;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.3rem;
            color: #1e3a5f;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            padding: 1.5rem 2rem;
            border-radius: 24px;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
        }
        header {
            background: linear-gradient(135deg, #0b1b33 0%, #1a3a6b 100%);
            color: #fff;
            padding: 0.8rem 2rem;
            border-radius: 20px 20px 0 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f9d423, #f7971e);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #fff;
            font-size: 1.6rem;
        }
        .my-logo a {
            color: inherit;
            -webkit-text-fill-color: inherit;
            text-decoration: none;
        }
        .my-logo a:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .nav-links {
            display: flex;
            gap: 1.2rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-links li a {
            color: #f0f4ff;
            font-weight: 500;
            padding: 0.4rem 0.8rem;
            border-radius: 30px;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        .nav-links li a:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #ffd966;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.15);
        }
        .breadcrumb {
            background: #eef2f9;
            padding: 0.6rem 2rem;
            font-size: 0.9rem;
            border-radius: 0 0 16px 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.8rem;
            margin-bottom: 2rem;
        }
        .breadcrumb span {
            color: #2c3e50;
        }
        .breadcrumb a {
            color: #0046ad;
        }
        .breadcrumb .sep {
            color: #888;
        }
        .content {
            padding: 0.5rem 0 2rem;
        }
        .update-badge {
            display: inline-block;
            background: #0b1b33;
            color: #f9d423;
            padding: 0.2rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.2rem;
        }
        .feature-img {
            margin: 2rem 0;
            border-radius: 16px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
        }
        .highlight-box {
            background: #f0f4ff;
            border-left: 6px solid #e91e63;
            padding: 1.5rem 2rem;
            border-radius: 16px;
            margin: 2rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: #f8faff;
            padding: 1.5rem;
            border-radius: 16px;
            text-align: center;
            border: 1px solid #e0e7f0;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 70, 173, 0.12);
        }
        .stat-card i {
            font-size: 2.2rem;
            color: #0046ad;
            margin-bottom: 0.6rem;
        }
        .stat-card h4 {
            margin: 0.4rem 0 0.2rem;
        }
        .search-section {
            background: #eef2f9;
            border-radius: 20px;
            padding: 2rem;
            margin: 3rem 0 2rem;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            max-width: 640px;
            margin: 0 auto;
        }
        .search-form input[type="text"] {
            flex: 1 1 220px;
            padding: 0.9rem 1.4rem;
            border: 2px solid #d0d9e8;
            border-radius: 60px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #0046ad;
        }
        .search-form button {
            padding: 0.9rem 2.2rem;
            background: #0046ad;
            color: #fff;
            border: none;
            border-radius: 60px;
            font-size: 1rem;
            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: #0b2d6b;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 3rem 0 2rem;
        }
        .feedback-card {
            background: #fafcff;
            border: 1px solid #e0e7f0;
            border-radius: 20px;
            padding: 2rem;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card textarea,
        .feedback-card input[type="text"],
        .feedback-card input[type="number"] {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #d0d9e8;
            border-radius: 12px;
            font-size: 0.95rem;
            margin-bottom: 1rem;
            font-family: inherit;
            outline: none;
            transition: border 0.2s;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            border-color: #0046ad;
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card .btn {
            background: #0046ad;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 60px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .feedback-card .btn:hover {
            background: #0b2d6b;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            margin-bottom: 1rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f9d423;
        }
        footer {
            background: #0b1b33;
            color: #dce3f0;
            border-radius: 0 0 20px 20px;
            padding: 2rem 2rem 1.5rem;
            margin-top: 2rem;
        }
        footer a {
            color: #9bb7e6;
        }
        footer a:hover {
            color: #f9d423;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.8rem;
            margin-bottom: 1.8rem;
        }
        .footer-grid h4 {
            color: #f9d423;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
        }
        .footer-grid ul li {
            margin-bottom: 0.4rem;
        }
        friend-link {
            display: block;
            background: #112244;
            padding: 1.2rem 1.5rem;
            border-radius: 16px;
            margin: 1.2rem 0;
            font-size: 0.95rem;
        }
        friend-link a {
            color: #b8d0f0;
            margin: 0 0.4rem;
        }
        friend-link a:hover {
            color: #f9d423;
        }
        .copyright {
            border-top: 1px solid #2a3f5e;
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.85rem;
            color: #95a9c9;
        }
        @media (max-width: 820px) {
            .container {
                padding: 1rem 1.2rem;
            }
            header {
                padding: 0.6rem 1.2rem;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0b1b33;
                padding: 1rem 0 0.8rem;
                border-radius: 0 0 16px 16px;
                gap: 0.3rem;
            }
            .nav-links.open {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .breadcrumb {
                padding: 0.5rem 1rem;
                font-size: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 0.4rem;
            }
            .container {
                padding: 0.6rem 0.8rem;
            }
            header {
                padding: 0.4rem 0.8rem;
                flex-wrap: wrap;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .search-form input[type="text"] {
                flex: 1 1 100%;
            }
            .feedback-card {
                padding: 1.2rem;
            }
            footer {
                padding: 1.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
        }
        .section-offset {
            scroll-margin-top: 100px;
        }
        .spacer-lg {
            height: 2rem;
        }
        .inline-icon {
            margin-right: 0.3rem;
        }
        .badge-new {
            background: #e91e63;
            color: #fff;
            font-size: 0.65rem;
            padding: 0.15rem 0.6rem;
            border-radius: 30px;
            font-weight: 700;
            vertical-align: middle;
            margin-left: 0.4rem;
        }