*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f4f7fb;
            color: #1e293b;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #1e4a7a;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #0f2b44;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0b2a47 0%, #1a4a6e 100%);
            color: #fff;
            padding: 0.75rem 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;
            color: #ffd966;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #ffd966;
        }
        .my-logo i {
            font-size: 1.6rem;
            color: #ffb347;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.15);
        }
        .main-nav {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #e0edf5;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            transition: background 0.25s, color 0.25s;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
            font-size: 0.85rem;
        }
        .breadcrumb {
            background: #e9edf2;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #d0d9e2;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.3rem;
        }
        .breadcrumb a {
            color: #1e4a7a;
        }
        .breadcrumb span {
            color: #4b5c6b;
        }
        .breadcrumb .separator {
            color: #8a9aa8;
            margin: 0 0.2rem;
        }
        main {
            padding: 2rem 0 3rem;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #0b2a47;
            line-height: 1.2;
            margin-bottom: 1rem;
            letter-spacing: -0.5px;
        }
        h1 i {
            color: #e67e22;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0b2a47;
            margin-top: 3rem;
            margin-bottom: 1rem;
            padding-bottom: 0.4rem;
            border-bottom: 3px solid #e0e7ef;
            position: relative;
        }
        h2::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 80px;
            height: 3px;
            background: #e67e22;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a3c5e;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2c4e6e;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 400;
            color: #2c3e4e;
            background: #eef3f8;
            padding: 1.2rem 1.8rem;
            border-radius: 16px;
            border-left: 5px solid #e67e22;
        }
        .highlight-box {
            background: #fef9e6;
            border: 1px solid #f0d78c;
            border-radius: 16px;
            padding: 1.5rem 2rem;
            margin: 1.8rem 0;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .highlight-box i {
            color: #e67e22;
            margin-right: 0.5rem;
        }
        .emoji-big {
            font-size: 1.4rem;
            line-height: 1;
        }
        .featured-image {
            border-radius: 20px;
            overflow: hidden;
            margin: 2rem 0;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            background: #dce3ec;
        }
        .featured-image img {
            width: 100%;
            object-fit: cover;
            min-height: 220px;
            background: #cbd5e1;
        }
        .featured-image figcaption {
            background: #f1f5f9;
            padding: 0.7rem 1.2rem;
            font-size: 0.9rem;
            color: #3b4a5a;
            border-top: 1px solid #dce3ec;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.8rem 0;
            border-radius: 14px;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            font-size: 0.95rem;
        }
        th {
            background: #0b2a47;
            color: #fff;
            padding: 0.9rem 1.2rem;
            text-align: left;
            font-weight: 600;
        }
        td {
            padding: 0.8rem 1.2rem;
            border-bottom: 1px solid #e2e8f0;
        }
        tr:nth-child(even) {
            background: #f8fafc;
        }
        tr:hover {
            background: #edf2f7;
        }
        .search-section {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.5rem;
            margin: 2.5rem 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            max-width: 700px;
            margin: 0 auto;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.9rem 1.4rem;
            border: 2px solid #dce3ec;
            border-radius: 60px;
            font-size: 1rem;
            outline: none;
            transition: border 0.3s;
        }
        .search-form input[type="text"]:focus {
            border-color: #1a4a6e;
        }
        .search-form button {
            background: #0b2a47;
            color: #fff;
            border: none;
            padding: 0.9rem 2.2rem;
            border-radius: 60px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #1a4a6e;
            transform: translateY(-2px);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.5rem 0;
        }
        .interact-card {
            background: #fff;
            border-radius: 20px;
            padding: 2rem 2.2rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
        }
        .interact-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .interact-card form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        .interact-card input,
        .interact-card textarea,
        .interact-card select {
            padding: 0.8rem 1.2rem;
            border: 2px solid #dce3ec;
            border-radius: 12px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
            font-family: inherit;
        }
        .interact-card input:focus,
        .interact-card textarea:focus,
        .interact-card select:focus {
            border-color: #1a4a6e;
        }
        .interact-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .interact-card button {
            background: #e67e22;
            color: #fff;
            border: none;
            padding: 0.8rem 1.8rem;
            border-radius: 60px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            align-self: flex-start;
        }
        .interact-card button:hover {
            background: #cf6a17;
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #e2e8f0;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.2s;
            font-size: 2rem;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f1c40f;
        }
        friend-link {
            display: block;
            background: #eef3f8;
            border-radius: 16px;
            padding: 1.5rem 2rem;
            margin: 2rem 0 1rem;
            font-style: normal;
        }
        friend-link .fl-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: #0b2a47;
            margin-bottom: 0.8rem;
            display: block;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.8rem;
        }
        friend-link .fl-list a {
            color: #1e4a7a;
            font-weight: 500;
            position: relative;
        }
        friend-link .fl-list a::before {
            content: '🔗 ';
            font-size: 0.8rem;
        }
        .site-footer {
            background: #0b2a47;
            color: #cbd5e1;
            padding: 2.5rem 0 1.8rem;
            margin-top: 3rem;
        }
        .site-footer .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 1.2rem;
        }
        .site-footer .copyright {
            font-size: 0.9rem;
        }
        .site-footer .copyright strong {
            color: #ffd966;
        }
        .site-footer .footer-links a {
            color: #b0c7db;
            margin-left: 1.2rem;
            font-size: 0.9rem;
        }
        .site-footer .footer-links a:hover {
            color: #fff;
        }
        @media (max-width: 900px) {
            .interact-grid {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(11, 42, 71, 0.98);
                padding: 1rem 0.5rem;
                border-radius: 16px;
                margin-top: 0.8rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.7rem 1.2rem;
                border-radius: 12px;
                width: 100%;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .site-footer .container {
                flex-direction: column;
                text-align: center;
            }
            .site-footer .footer-links a {
                margin: 0 0.6rem;
            }
            .breadcrumb .container {
                font-size: 0.78rem;
            }
            .interact-card {
                padding: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            p {
                font-size: 0.98rem;
            }
            .lead {
                font-size: 1.05rem;
                padding: 1rem 1.2rem;
            }
            .highlight-box {
                padding: 1rem 1.2rem;
            }
            .search-section {
                padding: 1.5rem 1.2rem;
            }
            .star-rating {
                font-size: 1.5rem;
            }
            .star-rating label {
                font-size: 1.6rem;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #0b2a47;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: transform 0.2s, background 0.2s;
            z-index: 999;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            background: #1a4a6e;
            transform: translateY(-4px);
        }
        @media print {
            .site-header,
            .nav-toggle,
            .search-section,
            .interact-grid,
            .scroll-top,
            .site-footer .footer-links {
                display: none !important;
            }
            .breadcrumb {
                background: #f0f0f0;
            }
            body {
                background: #fff;
                color: #000;
            }
        }