*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a2a4a;
            --primary-light: #2c4a7c;
            --accent: #d4a843;
            --accent-light: #f0d080;
            --bg: #f8f6f0;
            --card-bg: #ffffff;
            --text: #222;
            --text-light: #555;
            --border: #ddd;
            --radius: 12px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --transition: 0.3s ease;
            --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #fff;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #fff;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--accent);
            font-size: 1.8rem;
        }
        .my-logo span {
            font-size: 0.7rem;
            font-weight: 400;
            opacity: 0.8;
            display: block;
            letter-spacing: 2px;
        }
        .my-logo a {
            color: #fff;
        }
        .my-logo a:hover {
            color: var(--accent-light);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.25);
            border-color: var(--accent);
        }
        .breadcrumb {
            padding: 10px 0 4px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            flex-wrap: wrap;
            gap: 4px 8px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }
        .breadcrumb a:hover {
            color: var(--accent-light);
        }
        .breadcrumb .sep {
            opacity: 0.5;
        }
        .hero {
            background: linear-gradient(135deg, var(--primary) 0%, #0f1a2e 100%);
            color: #fff;
            padding: 50px 0 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "♠ ♥ ♦ ♣";
            position: absolute;
            bottom: -20px;
            right: -20px;
            font-size: 12rem;
            opacity: 0.04;
            letter-spacing: 20px;
            pointer-events: none;
            transform: rotate(-10deg);
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .hero p {
            font-size: 1.1rem;
            max-width: 720px;
            margin: 0 auto 16px;
            opacity: 0.9;
        }
        .hero .meta {
            font-size: 0.85rem;
            opacity: 0.6;
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .content-wrap {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .main-content {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 36px 40px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 14px;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card ul li {
            padding: 6px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            font-size: 0.9rem;
        }
        .main-content h2 {
            font-size: 1.8rem;
            color: var(--primary);
            margin: 40px 0 16px;
            border-left: 5px solid var(--accent);
            padding-left: 16px;
        }
        .main-content h2:first-child {
            margin-top: 0;
        }
        .main-content h3 {
            font-size: 1.35rem;
            color: var(--primary-light);
            margin: 30px 0 12px;
        }
        .main-content h4 {
            font-size: 1.1rem;
            color: var(--text);
            margin: 20px 0 8px;
            font-weight: 600;
        }
        .main-content p {
            margin-bottom: 18px;
            color: var(--text);
        }
        .main-content ul,
        .main-content ol {
            margin: 0 0 18px 24px;
        }
        .main-content li {
            margin-bottom: 6px;
        }
        .main-content blockquote {
            border-left: 4px solid var(--accent);
            background: #faf8f0;
            padding: 16px 24px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
            font-style: italic;
            color: var(--text-light);
        }
        .highlight-box {
            background: linear-gradient(135deg, #faf8f0, #f0ecd8);
            border: 1px solid var(--accent);
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: var(--primary);
        }
        .feature-img {
            margin: 28px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .feature-img figcaption {
            padding: 12px 16px;
            font-size: 0.85rem;
            color: var(--text-light);
            background: #faf8f0;
            text-align: center;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin: 20px 0 10px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.15);
        }
        .search-form button {
            padding: 12px 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: var(--primary-light);
            transform: scale(1.02);
        }
        .comment-section,
        .rating-section {
            margin-top: 40px;
            padding-top: 30px;
            border-top: 2px solid var(--border);
        }
        .comment-section h3,
        .rating-section h3 {
            font-size: 1.4rem;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: var(--font);
            outline: none;
            transition: var(--transition);
            margin-bottom: 12px;
            resize: vertical;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.1);
        }
        .comment-form .row {
            display: flex;
            gap: 12px;
        }
        .comment-form .row input {
            flex: 1;
        }
        .comment-form button {
            padding: 12px 32px;
            background: var(--accent);
            color: var(--primary);
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            margin: 12px 0 16px;
            transition: var(--transition);
        }
        .rating-stars i {
            transition: var(--transition);
        }
        .rating-stars i.active,
        .rating-stars i:hover {
            color: var(--accent);
            transform: scale(1.1);
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rating-form input {
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 10px;
            font-size: 0.95rem;
            outline: none;
            transition: var(--transition);
            max-width: 300px;
        }
        .rating-form input:focus {
            border-color: var(--accent);
        }
        .rating-form button {
            padding: 12px 32px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            align-self: flex-start;
        }
        .rating-form button:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-inner h4 {
            color: var(--accent);
            font-size: 1.05rem;
            margin-bottom: 14px;
        }
        .footer-inner p,
        .footer-inner li {
            font-size: 0.9rem;
            opacity: 0.85;
            line-height: 1.8;
        }
        .footer-inner ul {
            list-style: none;
        }
        .footer-inner ul li {
            padding: 4px 0;
        }
        .footer-inner ul li a {
            color: rgba(255, 255, 255, 0.8);
        }
        .footer-inner ul li a:hover {
            color: var(--accent-light);
        }
        friend-link {
            display: block;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 20px;
            font-size: 0.9rem;
        }
        friend-link a {
            color: var(--accent-light);
            margin: 0 12px 0 4px;
        }
        friend-link a:hover {
            color: #fff;
        }
        .copyright {
            text-align: center;
            font-size: 0.85rem;
            opacity: 0.7;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        @media (max-width: 992px) {
            .content-wrap {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .sidebar {
                order: 2;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(0, 0, 0, 0.15);
                border-radius: 12px;
                padding: 12px;
                margin-top: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 0.95rem;
            }
            .main-content {
                padding: 20px 16px;
            }
            .main-content h2 {
                font-size: 1.4rem;
            }
            .main-content h3 {
                font-size: 1.15rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
            .comment-form .row {
                flex-direction: column;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .main-content {
                padding: 16px 12px;
            }
            .rating-stars {
                font-size: 1.6rem;
            }
        }
        @media print {
            .site-header {
                position: static;
            }
            .nav-toggle,
            .search-form button,
            .comment-form button,
            .rating-form button {
                display: none;
            }
            .sidebar {
                break-inside: avoid;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--accent);
            color: var(--primary);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            z-index: 999;
            transition: var(--transition);
            opacity: 0.8;
        }
        .scroll-top:hover {
            opacity: 1;
            transform: translateY(-4px);
            color: var(--primary);
        }
        .comment-item,
        .rating-item {
            background: #f9f7f2;
            border-radius: 10px;
            padding: 14px 18px;
            margin-bottom: 12px;
            border-left: 3px solid var(--accent);
        }
        .comment-item .name {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.95rem;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-left: 12px;
        }
        .comment-item .text {
            margin-top: 6px;
        }