* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f4f7fb;
            color: #1a2634;
            line-height: 1.7;
            padding: 0 16px;
        }
        a {
            color: #1e6f9f;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #c8532e;
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.05);
            border-radius: 20px;
            overflow: hidden;
            padding: 0 24px 24px;
        }
        header {
            padding: 20px 0 12px;
            border-bottom: 2px solid #e8edf3;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 2.1rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #0b3d5f, #1e6f9f);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
            font-style: italic;
        }
        .my-logo small {
            font-size: 0.9rem;
            font-weight: 400;
            -webkit-text-fill-color: #4a6a7f;
            color: #4a6a7f;
            letter-spacing: 1px;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #0b3d5f;
            cursor: pointer;
            padding: 4px 12px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #e8edf3;
        }
        nav {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            align-items: center;
        }
        nav a {
            font-weight: 600;
            font-size: 0.95rem;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
            color: #2c3e50;
        }
        nav a:hover {
            border-bottom-color: #1e6f9f;
            color: #1e6f9f;
            text-decoration: none;
        }
        .breadcrumb {
            width: 100%;
            margin-top: 10px;
            font-size: 0.85rem;
            color: #5a6e7e;
            padding: 6px 0;
            border-top: 1px solid #eef2f6;
        }
        .breadcrumb a {
            color: #1e6f9f;
            font-weight: 500;
        }
        .breadcrumb span {
            color: #7a8a9a;
        }
        main {
            padding: 28px 0 40px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #0b2d44;
            margin-bottom: 12px;
            line-height: 1.2;
            letter-spacing: -0.3px;
        }
        h1 i {
            color: #c8532e;
            margin-right: 10px;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #6a7e8e;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .last-updated i {
            color: #1e6f9f;
        }
        .hero-img {
            width: 100%;
            max-height: 460px;
            object-fit: cover;
            border-radius: 16px;
            margin: 16px 0 28px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0b3d5f;
            margin: 44px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #e0e9f2;
        }
        h2 i {
            color: #c8532e;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a4a6a;
            margin: 32px 0 12px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2a5a7a;
            margin: 24px 0 8px;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #2a3a4a;
        }
        .highlight-box {
            background: #f0f6fe;
            border-left: 5px solid #1e6f9f;
            padding: 20px 24px;
            border-radius: 8px;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: #0b3d5f;
        }
        ul,
        ol {
            margin: 12px 0 18px 28px;
            font-size: 1.05rem;
            color: #2a3a4a;
        }
        li {
            margin-bottom: 8px;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.98rem;
            background: #fafcfe;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        th {
            background: #0b3d5f;
            color: #fff;
            font-weight: 600;
            padding: 14px 16px;
            text-align: left;
        }
        td {
            padding: 12px 16px;
            border-bottom: 1px solid #e8edf3;
        }
        tr:last-child td {
            border-bottom: none;
        }
        .btn {
            display: inline-block;
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: 600;
            background: #1e6f9f;
            color: #fff !important;
            transition: 0.25s;
            border: none;
            cursor: pointer;
            font-size: 0.95rem;
        }
        .btn:hover {
            background: #c8532e;
            transform: translateY(-2px);
            text-decoration: none;
            box-shadow: 0 6px 20px rgba(200, 83, 46, 0.3);
        }
        .btn i {
            margin-right: 6px;
        }
        .search-section {
            background: #eef4fa;
            padding: 28px 24px;
            border-radius: 16px;
            margin: 40px 0 32px;
        }
        .search-section h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 12px;
        }
        .search-form input {
            flex: 1 1 260px;
            padding: 14px 18px;
            border: 2px solid #d0dce8;
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
            background: #fff;
        }
        .search-form input:focus {
            border-color: #1e6f9f;
            box-shadow: 0 0 0 4px rgba(30, 111, 159, 0.1);
        }
        .search-form button {
            padding: 14px 32px;
            border-radius: 30px;
            border: none;
            background: #1e6f9f;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #c8532e;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 32px 0 40px;
        }
        .feedback-card {
            background: #f8fafc;
            padding: 24px 26px;
            border-radius: 16px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 12px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 12px 16px;
            border: 2px solid #dce4ec;
            border-radius: 10px;
            font-size: 0.95rem;
            outline: none;
            transition: 0.2s;
            font-family: inherit;
            background: #fff;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #1e6f9f;
            box-shadow: 0 0 0 4px rgba(30, 111, 159, 0.08);
        }
        .feedback-card textarea {
            resize: vertical;
            min-height: 80px;
        }
        .feedback-card .btn {
            align-self: flex-start;
        }
        .star-select {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #d0d8e0;
            cursor: pointer;
        }
        .star-select .fas.fa-star {
            color: #f5b342;
        }
        .star-select .far.fa-star {
            color: #d0d8e0;
        }
        footer {
            border-top: 2px solid #e8edf3;
            padding: 28px 0 16px;
            margin-top: 20px;
        }
        friend-link {
            display: block;
            padding: 16px 0;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
            font-weight: 500;
            color: #1e6f9f;
        }
        friend-link a:hover {
            color: #c8532e;
        }
        .copyright {
            font-size: 0.9rem;
            color: #6a7e8e;
            padding-top: 16px;
            border-top: 1px solid #eef2f6;
            text-align: center;
        }
        .copyright strong {
            color: #0b3d5f;
        }
        @media (max-width: 820px) {
            .container {
                padding: 0 14px 18px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .hamburger {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 0 8px;
                gap: 6px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 8px 0;
                font-size: 1.05rem;
                border-bottom: none;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input {
                flex: 1 1 auto;
            }
        }
        @media (max-width: 480px) {
            body {
                padding: 0 6px;
            }
            .container {
                padding: 0 10px 14px;
                border-radius: 12px;
            }
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .hero-img {
                max-height: 220px;
            }
            .highlight-box {
                padding: 14px 16px;
            }
            table {
                font-size: 0.82rem;
            }
            th,
            td {
                padding: 8px 10px;
            }
            .feedback-card {
                padding: 16px 14px;
            }
            .star-select {
                font-size: 1.3rem;
            }
        }