*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            background: #f5f7fa;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0a1428 0%, #1e2a4a 100%);
            padding: 16px 0;
            border-bottom: 3px solid #c89b3c;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f0e6d2;
            text-decoration: none;
            letter-spacing: 1px;
            background: linear-gradient(135deg, #c89b3c, #f0e6d2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: opacity 0.3s;
        }
        .my-logo:hover {
            opacity: 0.85;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #a09b8c;
            color: #a09b8c;
            display: block;
            letter-spacing: 2px;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            list-style: none;
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            color: #c8c6b8;
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 6px;
            transition: background 0.3s, color 0.3s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a:hover,
        .nav-list li a.active {
            background: rgba(200, 155, 60, 0.2);
            color: #f0e6d2;
        }
        .nav-list li a i {
            font-size: 0.85rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f0e6d2;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 4px;
            transition: background 0.3s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #e9ecef;
            padding: 12px 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #d4d8dd;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb ol li {
            color: #4a5a6a;
        }
        .breadcrumb ol li+li::before {
            content: "›";
            margin-right: 12px;
            color: #a0aaba;
            font-weight: 700;
        }
        .breadcrumb ol li a {
            color: #2c6b9e;
            text-decoration: none;
        }
        .breadcrumb ol li a:hover {
            text-decoration: underline;
        }
        main {
            padding: 40px 0 60px;
        }
        article {
            background: #ffffff;
            border-radius: 16px;
            padding: 40px 48px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.05);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #0a1428;
            margin-bottom: 12px;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        h1 i {
            color: #c89b3c;
            margin-right: 12px;
        }
        .subtitle {
            font-size: 1.1rem;
            color: #5a6a7a;
            margin-bottom: 32px;
            border-left: 4px solid #c89b3c;
            padding-left: 20px;
        }
        .last-updated {
            display: inline-block;
            background: #f0f2f5;
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #4a5a6a;
            margin-bottom: 28px;
        }
        .last-updated i {
            margin-right: 6px;
            color: #c89b3c;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0a1428;
            margin-top: 48px;
            margin-bottom: 18px;
            padding-bottom: 8px;
            border-bottom: 2px solid #e9ecef;
        }
        h2 i {
            color: #c89b3c;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1e2a3a;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2a3a4a;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 18px;
            color: #2a3a4a;
        }
        p strong {
            color: #0a1428;
        }
        .highlight {
            background: linear-gradient(120deg, #fdf6e3 0%, #fef9ef 100%);
            padding: 2px 10px;
            border-radius: 4px;
            font-weight: 600;
        }
        .inline-links {
            background: #f8f9fb;
            border-left: 4px solid #c89b3c;
            padding: 16px 24px;
            border-radius: 0 8px 8px 0;
            margin: 24px 0;
            font-size: 0.95rem;
        }
        .inline-links a {
            color: #2c6b9e;
            text-decoration: none;
            font-weight: 500;
        }
        .inline-links a:hover {
            text-decoration: underline;
            color: #c89b3c;
        }
        .featured-image {
            margin: 32px 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .featured-image figcaption {
            background: #f0f2f5;
            padding: 10px 20px;
            font-size: 0.85rem;
            color: #5a6a7a;
            text-align: center;
        }
        .search-section {
            background: #f0f4ff;
            border-radius: 12px;
            padding: 28px 32px;
            margin: 40px 0 32px;
            border: 1px solid #dce3f0;
        }
        .search-section form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #dce3f0;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
            background: #fff;
        }
        .search-section input[type="text"]:focus {
            border-color: #c89b3c;
            outline: none;
        }
        .search-section button {
            background: #0a1428;
            color: #f0e6d2;
            border: none;
            padding: 14px 32px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: #1e2a4a;
            transform: translateY(-1px);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin: 40px 0;
        }
        .comment-box,
        .rating-box {
            background: #f8f9fb;
            border-radius: 12px;
            padding: 28px 32px;
            border: 1px solid #e9ecef;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .comment-box form,
        .rating-box form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .comment-box textarea {
            width: 100%;
            min-height: 100px;
            padding: 14px 18px;
            border: 2px solid #dce3f0;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            resize: vertical;
            transition: border 0.3s;
        }
        .comment-box textarea:focus {
            border-color: #c89b3c;
            outline: none;
        }
        .comment-box input[type="text"],
        .rating-box select {
            padding: 12px 18px;
            border: 2px solid #dce3f0;
            border-radius: 8px;
            font-size: 0.95rem;
            transition: border 0.3s;
            background: #fff;
        }
        .comment-box input[type="text"]:focus,
        .rating-box select:focus {
            border-color: #c89b3c;
            outline: none;
        }
        .comment-box button,
        .rating-box button {
            background: #c89b3c;
            color: #0a1428;
            border: none;
            padding: 12px 28px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.3s, transform 0.2s;
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .comment-box button:hover,
        .rating-box button:hover {
            background: #b88a2e;
            transform: translateY(-1px);
        }
        .rating-box select {
            width: 100%;
        }
        .star-display {
            font-size: 1.8rem;
            color: #c89b3c;
            letter-spacing: 4px;
        }
        footer {
            background: #0a1428;
            color: #a09b8c;
            padding: 40px 0 24px;
            border-top: 3px solid #c89b3c;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-inner h4 {
            color: #f0e6d2;
            font-size: 1.1rem;
            margin-bottom: 16px;
            margin-top: 0;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-links li a {
            color: #a09b8c;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s;
        }
        .footer-links li a:hover {
            color: #f0e6d2;
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            color: #a09b8c;
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s;
            display: inline-block;
            margin-right: 16px;
            margin-bottom: 4px;
        }
        friend-link a:hover {
            color: #f0e6d2;
        }
        .copyright {
            border-top: 1px solid #1e2a3a;
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #5a6a7a;
        }
        .copyright strong {
            color: #a09b8c;
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0f1d33;
                padding: 12px 0;
                border-radius: 0 0 12px 12px;
                margin-top: 12px;
                gap: 4px;
            }
            .nav-list li a {
                padding: 12px 20px;
                font-size: 1rem;
            }
            .nav-toggle:checked~.nav-list {
                display: flex;
            }
            .nav-toggle {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .header-inner {
                display: flex;
                flex-wrap: wrap;
            }
            .header-inner .my-logo {
                order: 1;
            }
            .header-inner label.hamburger {
                order: 2;
                margin-left: auto;
            }
            .header-inner nav {
                order: 3;
                width: 100%;
            }
            .header-inner nav .nav-list {
                width: 100%;
            }
            .nav-toggle:checked~.nav-list {
                display: flex;
            }
            .nav-list {
                display: none;
            }
            article {
                padding: 24px 18px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.25rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section button {
                width: 100%;
                justify-content: center;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
                gap: 4px 8px;
            }
        }
        @media (min-width: 769px) {
            .nav-list {
                display: flex !important;
            }
            .hamburger {
                display: none !important;
            }
        }
        .text-gold {
            color: #c89b3c;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .schema-hidden {
            display: none;
        }
        a {
            transition: color 0.2s;
        }
        .article-content p {
            margin-bottom: 1.2rem;
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 1.2rem;
            padding-left: 1.8rem;
        }
        .article-content li {
            margin-bottom: 0.4rem;
        }
        blockquote {
            border-left: 4px solid #c89b3c;
            padding: 12px 24px;
            background: #f8f9fb;
            border-radius: 0 8px 8px 0;
            margin: 24px 0;
            font-style: italic;
            color: #3a4a5a;
        }