*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a2a4a;
            --primary-light: #2c4a7c;
            --accent: #f5c842;
            --accent-dark: #d4a830;
            --bg: #faf8f3;
            --card-bg: #ffffff;
            --text: #1e1e2a;
            --text-light: #555566;
            --border: #e0ddd5;
            --gold: #c9a84c;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: 0.3s ease;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            padding: 0;
            margin: 0;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent-dark);
            text-decoration: underline;
        }
        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: var(--primary);
            color: #fff;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px 20px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: var(--accent);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: opacity var(--transition);
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
            color: var(--accent);
        }
        .my-logo i {
            font-size: 1.8rem;
            color: #fff;
        }
        .my-logo span {
            background: var(--accent);
            color: var(--primary);
            padding: 0 8px;
            border-radius: 4px;
            font-size: 0.7rem;
            font-weight: 700;
            margin-left: 4px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 6px 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-list li a {
            color: #eef2f7;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 12px;
            border-radius: 6px;
            transition: background var(--transition), color var(--transition);
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent);
            text-decoration: none;
        }
        .nav-list li a i {
            margin-right: 5px;
            font-size: 0.85rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.7rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: var(--card-bg);
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.85rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: var(--text-light);
            font-weight: 600;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-light);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        main {
            padding: 30px 0 50px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .article-body h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .article-body h1 i {
            color: var(--accent-dark);
            margin-right: 10px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 2px solid var(--border);
        }
        .article-meta i {
            margin-right: 6px;
            color: var(--accent-dark);
        }
        .last-updated {
            font-weight: 600;
            color: var(--primary);
        }
        .article-body h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            margin-top: 44px;
            margin-bottom: 16px;
            border-left: 5px solid var(--accent);
            padding-left: 18px;
        }
        .article-body h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: var(--primary-light);
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .article-body h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2a3a5a;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 1.05rem;
        }
        .article-body strong {
            color: var(--primary);
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 28px;
        }
        .article-body li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .article-body .highlight-box {
            background: var(--card-bg);
            border-left: 6px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .article-body .highlight-box i {
            color: var(--accent-dark);
            margin-right: 8px;
        }
        .article-body .tip-box {
            background: #eef6ff;
            border-radius: var(--radius);
            padding: 18px 22px;
            margin: 20px 0;
            border: 1px solid #d0e2f2;
        }
        .article-body .tip-box i {
            color: #2c7be5;
            margin-right: 8px;
        }
        .hero-image-wrap {
            margin: 28px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: var(--card-bg);
        }
        .hero-image-wrap img {
            width: 100%;
            height: auto;
            max-height: 480px;
            object-fit: cover;
        }
        .hero-image-wrap figcaption {
            padding: 10px 16px;
            font-size: 0.85rem;
            color: var(--text-light);
            background: var(--card-bg);
            border-top: 1px solid var(--border);
        }
        .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);
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .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-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card ul li a i {
            color: var(--accent-dark);
            font-size: 0.8rem;
        }
        .search-form {
            display: flex;
            gap: 8px;
        }
        .search-form input {
            flex: 1;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            outline: none;
            transition: border var(--transition);
        }
        .search-form input:focus {
            border-color: var(--accent-dark);
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 18px;
            border-radius: 8px;
            font-size: 1rem;
            cursor: pointer;
            transition: background var(--transition);
        }
        .search-form button:hover {
            background: var(--primary-light);
        }
        .comment-form textarea,
        .score-form select,
        .score-form input {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            outline: none;
            transition: border var(--transition);
            font-family: var(--font);
            margin-bottom: 12px;
        }
        .comment-form textarea:focus,
        .score-form select:focus,
        .score-form input:focus {
            border-color: var(--accent-dark);
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-form button,
        .score-form button {
            background: var(--accent);
            color: var(--primary);
            border: none;
            padding: 10px 24px;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
        }
        .comment-form button:hover,
        .score-form button:hover {
            background: var(--accent-dark);
            transform: translateY(-1px);
        }
        .score-stars {
            display: flex;
            gap: 6px;
            font-size: 1.7rem;
            color: #ddd;
            cursor: pointer;
            margin-bottom: 12px;
        }
        .score-stars i.active {
            color: var(--accent);
        }
        .score-stars i:hover,
        .score-stars i.hover {
            color: var(--accent-dark);
        }
        friend-link {
            display: block;
            background: var(--primary);
            color: #eef2f7;
            padding: 24px 0;
            margin-top: 40px;
            border-top: 4px solid var(--accent);
        }
        friend-link .container {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 28px;
            justify-content: center;
        }
        friend-link a {
            color: #eef2f7;
            font-weight: 500;
            padding: 4px 10px;
            border-radius: 4px;
            transition: background var(--transition), color var(--transition);
        }
        friend-link a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
            text-decoration: none;
        }
        friend-link .fl-label {
            font-weight: 700;
            color: var(--accent);
            font-size: 0.95rem;
            width: 100%;
            text-align: center;
            margin-bottom: 6px;
        }
        .site-footer {
            background: #0f1a2e;
            color: #bcc8dc;
            padding: 28px 0 20px;
            font-size: 0.9rem;
        }
        .site-footer .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .site-footer .copyright {
            color: #8a9bb8;
        }
        .site-footer .copyright i {
            color: var(--accent);
            margin-right: 4px;
        }
        .site-footer .footer-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .site-footer .footer-links a {
            color: #bcc8dc;
        }
        .site-footer .footer-links a:hover {
            color: var(--accent);
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .sidebar {
                order: 2;
            }
            .article-body h1 {
                font-size: 2.1rem;
            }
            .article-body h2 {
                font-size: 1.7rem;
            }
            .article-body h3 {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary);
                padding: 12px 0 16px;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 10px;
                gap: 2px;
            }
            .nav-list li a {
                display: block;
                padding: 10px 16px;
                font-size: 1rem;
            }
            .nav-toggle:checked~.nav-list {
                display: flex;
            }
            .header-inner {
                align-items: center;
            }
            .nav-wrapper {
                width: 100%;
                flex-wrap: wrap;
            }
            .article-body h1 {
                font-size: 1.8rem;
            }
            .article-body h2 {
                font-size: 1.4rem;
                padding-left: 12px;
            }
            .article-body h3 {
                font-size: 1.15rem;
            }
            .article-body p {
                font-size: 1rem;
            }
            .hero-image-wrap img {
                max-height: 260px;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .site-footer .container {
                flex-direction: column;
                text-align: center;
            }
            .breadcrumb {
                font-size: 0.78rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .article-body h1 {
                font-size: 1.5rem;
            }
            .article-body h2 {
                font-size: 1.25rem;
            }
            .article-body {
                font-size: 0.95rem;
            }
            .sidebar-card {
                padding: 16px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        .text-accent {
            color: var(--accent-dark);
        }
        .fw-700 {
            font-weight: 700;
        }
        .mb-8 {
            margin-bottom: 8px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex {
            display: flex;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .align-center {
            align-items: center;
        }
        .nav-list li a.active {
            color: var(--accent);
            background: rgba(255, 255, 255, 0.07);
        }
        ::selection {
            background: var(--accent);
            color: var(--primary);
        }