*,
        *::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: #f4f7fc;
            color: #1a2a3a;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #b8860b;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #8b6508;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0a1e2e 0%, #1a3a4a 100%);
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            border-bottom: 3px solid #b8860b;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f5e6c8;
            letter-spacing: 1px;
            text-shadow: 0 2px 8px rgba(184, 134, 11, 0.4);
            transition: transform 0.2s ease;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #ffd966;
        }
        .my-logo i {
            color: #b8860b;
            margin-right: 0.3rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 300;
            display: block;
            color: #aab8c5;
            letter-spacing: 0.5px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #f5e6c8;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #d4e0e8;
            padding: 0.5rem 1rem;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: rgba(184, 134, 11, 0.2);
            color: #ffd966;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
            font-size: 0.8rem;
        }
        .breadcrumb {
            background: #e8edf2;
            padding: 0.5rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #d0d8e0;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            color: #7a8a9a;
            margin-right: 0.4rem;
        }
        .breadcrumb a {
            color: #4a6a7a;
        }
        .breadcrumb a:hover {
            color: #b8860b;
        }
        .breadcrumb .current {
            color: #1a2a3a;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #0d2535 0%, #1f4a5a 100%);
            padding: 2.8rem 0 2.4rem;
            color: #f5f0e8;
            border-bottom: 4px solid #b8860b;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 0.8rem;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }
        .hero h1 i {
            color: #ffd966;
            margin-right: 0.5rem;
        }
        .hero .subtitle {
            font-size: 1.15rem;
            color: #c8d8e8;
            max-width: 780px;
            margin-bottom: 0.6rem;
        }
        .hero .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem 2rem;
            font-size: 0.95rem;
            color: #aab8c5;
            margin-top: 0.6rem;
        }
        .hero .meta-info i {
            margin-right: 0.4rem;
            color: #b8860b;
        }
        .last-updated {
            font-weight: 600;
            color: #ffd966;
        }
        .main-content {
            padding: 2.4rem 0 3rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.4rem;
        }
        .article-body {
            background: #ffffff;
            border-radius: 16px;
            padding: 2.2rem 2.4rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
        }
        .article-body h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #0a2a3a;
            margin: 2.4rem 0 0.8rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #b8860b;
            display: inline-block;
        }
        .article-body h2 i {
            color: #b8860b;
            margin-right: 0.5rem;
        }
        .article-body h3 {
            font-size: 1.45rem;
            font-weight: 600;
            color: #1a4a5a;
            margin: 1.8rem 0 0.6rem;
        }
        .article-body h3 i {
            color: #b8860b;
            margin-right: 0.4rem;
            font-size: 1.1rem;
        }
        .article-body h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2a5a6a;
            margin: 1.2rem 0 0.4rem;
        }
        .article-body p {
            margin: 1rem 0;
            font-size: 1.05rem;
            color: #1e2e3e;
        }
        .article-body p b,
        .article-body p strong {
            color: #0a2a3a;
        }
        .article-body .highlight-box {
            background: #f0f5fa;
            border-left: 5px solid #b8860b;
            padding: 1.2rem 1.6rem;
            border-radius: 0 12px 12px 0;
            margin: 1.4rem 0;
        }
        .article-body .highlight-box i {
            color: #b8860b;
            margin-right: 0.4rem;
        }
        .article-body .stat-badge {
            display: inline-block;
            background: #0a2a3a;
            color: #ffd966;
            padding: 0.15rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
        }
        .featured-image {
            margin: 1.8rem 0;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .featured-image figcaption {
            background: #f0f5fa;
            padding: 0.6rem 1rem;
            font-size: 0.9rem;
            color: #4a6a7a;
            font-style: italic;
            border-top: 1px solid #d0d8e0;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.6rem;
        }
        .sidebar-card {
            background: #ffffff;
            border-radius: 14px;
            padding: 1.4rem 1.6rem;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #0a2a3a;
            margin-bottom: 0.8rem;
            border-left: 4px solid #b8860b;
            padding-left: 0.8rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #eef2f6;
        }
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        .sidebar-card a {
            font-weight: 500;
            display: block;
            padding: 0.2rem 0;
        }
        .sidebar-card a i {
            color: #b8860b;
            margin-right: 0.4rem;
            font-size: 0.8rem;
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
            margin: 0.8rem 0;
        }
        .search-form input[type="text"] {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #d0d8e0;
            border-radius: 8px;
            font-size: 0.95rem;
            background: #f8fafc;
            transition: border-color 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: none;
            border-color: #b8860b;
        }
        .search-form button {
            background: #b8860b;
            color: #fff;
            border: none;
            padding: 0.7rem 1.2rem;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .search-form button:hover {
            background: #9a7209;
            transform: scale(1.02);
        }
        .search-form button i {
            margin-right: 0.3rem;
        }
        .comment-section,
        .rating-section {
            margin-top: 2rem;
            padding-top: 1.6rem;
            border-top: 2px solid #e8edf2;
        }
        .comment-section h3,
        .rating-section h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #0a2a3a;
            margin-bottom: 1rem;
        }
        .comment-section h3 i,
        .rating-section h3 i {
            color: #b8860b;
            margin-right: 0.4rem;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #d0d8e0;
            border-radius: 8px;
            font-size: 0.95rem;
            background: #f8fafc;
            margin-bottom: 0.8rem;
            font-family: inherit;
            transition: border-color 0.2s;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            outline: none;
            border-color: #b8860b;
        }
        .comment-form textarea {
            min-height: 90px;
            resize: vertical;
        }
        .comment-form .form-row {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .comment-form .form-row input {
            flex: 1;
            min-width: 160px;
        }
        .comment-form button,
        .rating-form button {
            background: #0a2a3a;
            color: #fff;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #1a4a5a;
            transform: scale(1.02);
        }
        .comment-form button i,
        .rating-form button i {
            margin-right: 0.4rem;
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            margin: 0.6rem 0 1rem;
            font-size: 1.8rem;
            color: #d0d8e0;
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            transition: color 0.2s, transform 0.1s;
            cursor: pointer;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: #ffc107;
            transform: scale(1.1);
        }
        .rating-stars label i {
            pointer-events: none;
        }
        .friend-links-area {
            background: #0a1e2e;
            color: #d4e0e8;
            padding: 2rem 0;
            border-top: 4px solid #b8860b;
        }
        .friend-links-area h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #ffd966;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.4rem;
            padding: 0.6rem 0;
        }
        friend-link a {
            color: #aab8c5;
            font-size: 0.95rem;
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
            transition: color 0.2s, background 0.2s;
        }
        friend-link a:hover {
            color: #ffd966;
            background: rgba(184, 134, 11, 0.15);
            text-decoration: none;
        }
        friend-link a i {
            margin-right: 0.3rem;
            font-size: 0.8rem;
            color: #b8860b;
        }
        .site-footer {
            background: #051520;
            color: #8a9aaa;
            padding: 1.6rem 0;
            text-align: center;
            font-size: 0.9rem;
        }
        .site-footer .copyright {
            border-top: 1px solid #1a2a3a;
            padding-top: 1rem;
            margin-top: 0.8rem;
        }
        .site-footer a {
            color: #b8860b;
        }
        .site-footer a:hover {
            color: #ffd966;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 0.2rem;
                padding-top: 0.8rem;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 0.6rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 1rem;
                border-radius: 6px;
            }
            .hero h1 {
                font-size: 1.9rem;
            }
            .hero .subtitle {
                font-size: 1rem;
            }
            .article-body {
                padding: 1.4rem 1.2rem;
            }
            .article-body h2 {
                font-size: 1.5rem;
            }
            .article-body h3 {
                font-size: 1.2rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .meta-info {
                flex-direction: column;
                gap: 0.4rem !important;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.8rem;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .article-body {
                padding: 1rem 0.8rem;
            }
            .article-body p {
                font-size: 0.95rem;
            }
            .search-form {
                flex-direction: column;
            }
            .comment-form .form-row {
                flex-direction: column;
            }
            .rating-stars {
                font-size: 1.5rem;
            }
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                animation: none !important;
                scroll-behavior: auto !important;
            }
        }
        :focus-visible {
            outline: 3px solid #b8860b;
            outline-offset: 2px;
        }