*,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #0a1428;
            --primary-light: #1e2a4a;
            --accent: #c8aa6e;
            --accent-hover: #dfc28a;
            --gold: #f0c040;
            --bg: #f5f3f0;
            --bg-card: #ffffff;
            --text: #1c1c1e;
            --text-light: #4a4a4a;
            --text-muted: #6b6b6b;
            --border: #d4d0c8;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --font: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 72px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 60px 0;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: var(--primary);
            color: #fff;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
            min-height: var(--header-height);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            min-height: var(--header-height);
        }
        .my-logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: opacity 0.2s;
            text-decoration: none;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: var(--gold);
        }
        .my-logo:hover {
            opacity: 0.85;
            color: var(--accent-hover);
        }
        .my-logo small {
            font-size: 0.65rem;
            font-weight: 400;
            color: #aaa;
            display: block;
            line-height: 1.2;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .main-nav {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #ddd;
            padding: 8px 14px;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            text-decoration: none;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 4px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb-nav {
            background: #e8e5e0;
            padding: 10px 0;
            font-size: 0.85rem;
        }
        .breadcrumb-nav .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb-nav a {
            color: var(--text-light);
            text-decoration: none;
        }
        .breadcrumb-nav a:hover {
            color: var(--primary);
        }
        .breadcrumb-nav span {
            color: var(--text-muted);
        }
        .breadcrumb-nav .separator {
            color: #999;
            margin: 0 2px;
        }
        .hero {
            background: linear-gradient(135deg, #0a1428 0%, #1e2a4a 60%, #2c3e6b 100%);
            color: #fff;
            padding: 50px 0 40px;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "🏆";
            position: absolute;
            right: -20px;
            bottom: -30px;
            font-size: 14rem;
            opacity: 0.06;
            pointer-events: none;
            transform: rotate(12deg);
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
            color: var(--accent);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            opacity: 0.9;
            margin-bottom: 12px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            font-size: 0.9rem;
            color: #bbb;
            margin-top: 8px;
        }
        .hero-meta i {
            margin-right: 6px;
            color: var(--accent);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 50px 0;
        }
        .content-main {
            min-width: 0;
        }
        .content-sidebar {
            position: sticky;
            top: calc(var(--header-height) + 20px);
            align-self: start;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-top: 48px;
            margin-bottom: 18px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--accent);
            display: inline-block;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary-light);
            margin-top: 32px;
            margin-bottom: 12px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text);
            margin-top: 24px;
            margin-bottom: 8px;
        }
        .content-main p {
            margin-bottom: 18px;
            color: var(--text-light);
        }
        .content-main ul,
        .content-main ol {
            margin: 12px 0 20px 24px;
            color: var(--text-light);
        }
        .content-main li {
            margin-bottom: 8px;
        }
        .highlight-box {
            background: #f0ede8;
            border-left: 4px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: var(--primary);
        }
        .insight-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .insight-card h4 {
            margin-top: 0;
            color: var(--primary);
        }
        .featured-image {
            margin: 32px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: #e0dcd6;
        }
        .featured-image figcaption {
            padding: 12px 16px;
            font-size: 0.85rem;
            color: var(--text-muted);
            background: #faf8f6;
            border-top: 1px solid var(--border);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .data-table th {
            background: var(--primary);
            color: #fff;
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
        }
        .data-table td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--border);
        }
        .data-table tr:last-child td {
            border-bottom: none;
        }
        .data-table tr:hover td {
            background: #f8f6f2;
        }
        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            margin-bottom: 24px;
            box-shadow: var(--shadow);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-top: 0;
            margin-bottom: 12px;
            color: var(--primary);
            border-bottom: 2px solid var(--accent);
            padding-bottom: 6px;
        }
        .sidebar-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-link-list li {
            margin-bottom: 6px;
        }
        .sidebar-link-list a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 6px 0;
            color: var(--text-light);
            font-size: 0.9rem;
            border-bottom: 1px solid #f0ede8;
            text-decoration: none;
        }
        .sidebar-link-list a:hover {
            color: var(--accent);
        }
        .sidebar-link-list i {
            width: 18px;
            color: var(--accent);
            font-size: 0.8rem;
        }
        .search-form {
            display: flex;
            border: 2px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
            transition: border 0.2s;
            background: #fff;
        }
        .search-form:focus-within {
            border-color: var(--accent);
        }
        .search-form input {
            flex: 1;
            border: none;
            padding: 10px 14px;
            font-size: 0.95rem;
            outline: none;
            font-family: var(--font);
        }
        .search-form button {
            background: var(--accent);
            border: none;
            color: var(--primary);
            padding: 0 16px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: var(--accent-hover);
        }
        .comment-section {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            margin: 40px 0 20px;
            box-shadow: var(--shadow);
        }
        .comment-section h3 {
            margin-top: 0;
            color: var(--primary);
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
            font-size: 0.9rem;
            color: var(--text);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: var(--font);
            transition: border 0.2s;
            background: #fafafa;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--accent);
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 10px 28px;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            font-family: var(--font);
        }
        .btn:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
        }
        .btn-accent {
            background: var(--accent);
            color: var(--primary);
        }
        .btn-accent:hover {
            background: var(--accent-hover);
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            direction: rtl;
            unicode-bidi: bidi-override;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            color: #ccc;
            transition: color 0.2s;
            cursor: pointer;
            font-size: 1.8rem;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: var(--gold);
        }
        .site-footer {
            background: var(--primary);
            color: #ccc;
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .footer-col h4 {
            color: var(--accent);
            margin-top: 0;
            margin-bottom: 12px;
            font-size: 1rem;
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.9rem;
            color: #bbb;
            text-decoration: none;
            display: block;
            margin-bottom: 4px;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            margin-bottom: 4px;
            color: #bbb;
            font-size: 0.9rem;
            text-decoration: none;
        }
        friend-link a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid #2a3a5a;
            padding-top: 20px;
            margin-top: 30px;
            text-align: center;
            font-size: 0.8rem;
            color: #888;
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .footer-bottom a {
            color: #bbb;
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 1024px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 820px) {
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .content-sidebar {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 680px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary-light);
                padding: 12px 0;
                border-radius: 0 0 var(--radius) var(--radius);
                margin-top: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 20px;
                border-radius: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
            .header-inner {
                padding-bottom: 8px;
            }
            .nav-wrapper {
                flex-wrap: wrap;
                width: 100%;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .data-table {
                font-size: 0.8rem;
            }
            .data-table th,
            .data-table td {
                padding: 8px 10px;
            }
            .content-wrapper {
                padding: 30px 0;
            }
            .section-padding {
                padding: 30px 0;
            }
            .comment-section {
                padding: 18px;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            .breadcrumb-nav .container {
                font-size: 0.75rem;
            }
            .rating-stars label {
                font-size: 1.4rem;
            }
        }