*,
        *::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, 'Helvetica Neue', sans-serif;
            background: #0a1428;
            color: #e8e6e3;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #c8aa6e;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus-visible {
            color: #f0d69a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: #f0e6d2;
            font-weight: 700;
            line-height: 1.3;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5rem;
            border-bottom: 3px solid #c8aa6e;
            padding-bottom: 0.5rem;
            display: inline-block;
        }
        h2 {
            font-size: 1.9rem;
            border-left: 5px solid #c8aa6e;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            color: #c8aa6e;
        }
        h4 {
            font-size: 1.25rem;
            color: #a08b6e;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        header {
            background: linear-gradient(135deg, #0a1428 0%, #1a2a4a 100%);
            border-bottom: 2px solid #c8aa6e;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: 1px;
            background: linear-gradient(135deg, #c8aa6e, #f0d69a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            text-decoration: none !important;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none !important;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #c8aa6e;
            font-size: 1.8rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #c8aa6e;
            color: #c8aa6e;
            font-size: 1.5rem;
            padding: 0.3rem 0.7rem;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #c8aa6e22;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-menu a {
            padding: 0.5rem 1rem;
            border-radius: 6px;
            font-weight: 500;
            font-size: 0.95rem;
            color: #d4cdc0;
            transition: background 0.2s, color 0.2s;
            text-decoration: none;
        }
        .nav-menu a:hover,
        .nav-menu a:focus-visible {
            background: #c8aa6e22;
            color: #f0d69a;
            text-decoration: none;
        }
        .nav-menu a.active {
            color: #c8aa6e;
            border-bottom: 2px solid #c8aa6e;
        }
        .breadcrumb {
            padding: 0.6rem 0 0.2rem 0;
            font-size: 0.85rem;
            color: #a08b6e;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb a {
            color: #c8aa6e;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: #7a6a50;
        }
        .breadcrumb .current {
            color: #f0e6d2;
        }
        main {
            flex: 1;
            padding: 2rem 0 3rem;
        }
        .search-section {
            background: #101a30;
            border: 1px solid #2a3a5a;
            border-radius: 12px;
            padding: 2rem 1.8rem;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .search-section h2 {
            border-left: none;
            padding-left: 0;
            font-size: 1.6rem;
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.85rem 1.2rem;
            border: 2px solid #2a3a5a;
            border-radius: 8px;
            background: #0a1428;
            color: #f0e6d2;
            font-size: 1rem;
            transition: border-color 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: none;
            border-color: #c8aa6e;
        }
        .search-form button {
            padding: 0.85rem 2rem;
            background: linear-gradient(135deg, #c8aa6e, #b8954a);
            border: none;
            border-radius: 8px;
            color: #0a1428;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px #c8aa6e44;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2rem 0;
        }
        @media (max-width: 768px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #101a30;
            border: 1px solid #2a3a5a;
            border-radius: 12px;
            padding: 1.8rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        .feedback-card input,
        .feedback-card textarea {
            padding: 0.75rem 1rem;
            border: 2px solid #2a3a5a;
            border-radius: 8px;
            background: #0a1428;
            color: #f0e6d2;
            font-size: 0.95rem;
            transition: border-color 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus {
            outline: none;
            border-color: #c8aa6e;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card button {
            padding: 0.75rem 1.5rem;
            background: linear-gradient(135deg, #c8aa6e, #b8954a);
            border: none;
            border-radius: 8px;
            color: #0a1428;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px #c8aa6e44;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.3rem;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #3a3a4a;
            cursor: pointer;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f0d69a;
        }
        .content-section {
            margin: 2.5rem 0;
        }
        .content-card {
            background: #101a30cc;
            border: 1px solid #1e2e4a;
            border-radius: 12px;
            padding: 1.8rem 2rem;
            margin-bottom: 2rem;
            backdrop-filter: blur(4px);
            transition: border-color 0.2s;
        }
        .content-card:hover {
            border-color: #c8aa6e44;
        }
        .content-card p:last-child {
            margin-bottom: 0;
        }
        .highlight-box {
            background: #c8aa6e11;
            border-left: 4px solid #c8aa6e;
            padding: 1.2rem 1.5rem;
            border-radius: 0 8px 8px 0;
            margin: 1.5rem 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 1.2rem;
            margin: 1.5rem 0;
        }
        .stat-item {
            background: #0a1428;
            border: 1px solid #2a3a5a;
            border-radius: 10px;
            padding: 1.2rem;
            text-align: center;
        }
        .stat-item .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #c8aa6e;
            display: block;
        }
        .stat-item .label {
            font-size: 0.9rem;
            color: #a08b6e;
            margin-top: 0.2rem;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.75rem 1rem;
            text-align: left;
            border-bottom: 1px solid #1e2e4a;
        }
        th {
            background: #0a1428;
            color: #c8aa6e;
            font-weight: 700;
            border-bottom: 2px solid #c8aa6e;
        }
        td {
            color: #d4cdc0;
        }
        tr:hover td {
            background: #0a142888;
        }
        .insight-quote {
            font-style: italic;
            color: #d4cdc0;
            padding: 1rem 1.8rem;
            border-left: 4px solid #c8aa6e;
            background: #0a1428aa;
            border-radius: 0 8px 8px 0;
            margin: 1.5rem 0;
        }
        .insight-quote cite {
            display: block;
            margin-top: 0.5rem;
            color: #c8aa6e;
            font-style: normal;
            font-weight: 600;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            list-style: none;
            padding: 0;
            margin: 1rem 0;
        }
        .link-list-inline li a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: #0a1428;
            padding: 0.4rem 1rem;
            border-radius: 20px;
            border: 1px solid #2a3a5a;
            font-size: 0.9rem;
            transition: border-color 0.2s, background 0.2s;
            text-decoration: none;
        }
        .link-list-inline li a:hover {
            border-color: #c8aa6e;
            background: #c8aa6e11;
            text-decoration: none;
        }
        .feature-img-wrap {
            margin: 2rem 0;
            border-radius: 14px;
            overflow: hidden;
            border: 2px solid #2a3a5a;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
            transition: border-color 0.2s;
        }
        .feature-img-wrap:hover {
            border-color: #c8aa6e;
        }
        .feature-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
        }
        .feature-img-wrap figcaption {
            padding: 0.8rem 1.2rem;
            background: #0a1428;
            color: #a08b6e;
            font-size: 0.9rem;
            border-top: 1px solid #2a3a5a;
        }
        footer {
            background: #070e1e;
            border-top: 2px solid #1e2e4a;
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        footer .container {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        footer .footer-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 1.5rem;
        }
        friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.5rem;
            align-items: center;
            font-size: 0.95rem;
        }
        friend-link a {
            color: #a08b6e;
            transition: color 0.2s;
        }
        friend-link a:hover {
            color: #c8aa6e;
        }
        .copyright {
            color: #5a6a7a;
            font-size: 0.85rem;
            border-top: 1px solid #1a2a3a;
            padding-top: 1.2rem;
            text-align: center;
        }
        .copyright a {
            color: #a08b6e;
        }
        .copyright a:hover {
            color: #c8aa6e;
        }
        @media (max-width: 900px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .content-card {
                padding: 1.2rem 1.2rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 0 0.5rem 0;
                gap: 0.2rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.6rem 1rem;
                border-radius: 6px;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 1rem;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input[type="text"] {
                min-width: auto;
            }
            h1 {
                font-size: 1.4rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 1rem;
            background: #c8aa6e;
            color: #0a1428;
            padding: 0.6rem 1.2rem;
            border-radius: 0 0 8px 8px;
            font-weight: 700;
            z-index: 200;
            transition: top 0.2s;
        }
        .skip-link:focus {
            top: 0;
            text-decoration: none;
        }
        .last-update {
            font-size: 0.85rem;
            color: #7a6a50;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            margin: 0.8rem 0 1.5rem 0;
        }
        .totop {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #c8aa6e;
            color: #0a1428;
            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, 0.5);
            transition: transform 0.2s, opacity 0.2s;
            opacity: 0.8;
            border: none;
            cursor: pointer;
            z-index: 50;
        }
        .totop:hover {
            transform: translateY(-4px);
            opacity: 1;
        }
        @media (max-width: 600px) {
            .totop {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
                bottom: 1.2rem;
                right: 1.2rem;
            }
        }