*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a2a3a;
            --primary-light: #2c3e50;
            --accent: #e67e22;
            --accent-hover: #d35400;
            --gold: #f39c12;
            --bg: #f5f2ed;
            --card-bg: #ffffff;
            --text: #1e1e1e;
            --text-light: #555;
            --border: #ddd;
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --radius-sm: 6px;
            --font: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-h: 70px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            padding-top: var(--header-h);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: var(--accent-hover);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--primary);
            color: #fff;
            height: var(--header-h);
            display: flex;
            align-items: center;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f39c12, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: var(--gold);
            font-size: 1.5rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            gap: 24px;
        }
        .nav-list {
            list-style: none;
            display: flex;
            gap: 8px;
            margin: 0;
            padding: 0;
        }
        .nav-list li a {
            color: #eee;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: var(--gold);
            text-decoration: none;
        }
        .nav-list li a i {
            font-size: 0.85rem;
            opacity: 0.7;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
            z-index: 1001;
        }
        .hamburger span {
            display: block;
            width: 28px;
            height: 3px;
            background: #fff;
            border-radius: 4px;
            transition: 0.3s;
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 6px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -6px);
        }
        .breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
            font-size: 0.85rem;
        }
        .breadcrumb-wrap ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            margin: 0;
            padding: 0;
        }
        .breadcrumb-wrap li+li::before {
            content: "›";
            margin-right: 10px;
            color: #999;
            font-weight: 600;
        }
        .breadcrumb-wrap a {
            color: var(--text-light);
        }
        .breadcrumb-wrap a:hover {
            color: var(--accent);
        }
        .breadcrumb-wrap .current {
            color: var(--accent);
            font-weight: 600;
        }
        main {
            flex: 1;
            padding: 30px 0 50px;
        }
        .article-wrap {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px 45px;
            margin-bottom: 35px;
        }
        .article-wrap h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.2;
        }
        .article-wrap h1 i {
            color: var(--gold);
            margin-right: 10px;
        }
        .meta-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.88rem;
            color: var(--text-light);
            border-bottom: 1px solid var(--border);
            padding-bottom: 16px;
            margin-bottom: 24px;
        }
        .meta-bar span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .meta-bar .updated {
            color: var(--accent);
            font-weight: 600;
        }
        .article-wrap h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--primary-light);
            margin-top: 42px;
            margin-bottom: 14px;
            padding-left: 0;
            border-left: 5px solid var(--accent);
            padding-left: 16px;
        }
        .article-wrap h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 28px;
            margin-bottom: 10px;
        }
        .article-wrap h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 20px;
            margin-bottom: 8px;
        }
        .article-wrap p {
            margin-bottom: 16px;
            font-size: 1.02rem;
        }
        .article-wrap p strong {
            color: var(--primary);
        }
        .article-wrap ul,
        .article-wrap ol {
            margin: 12px 0 20px 24px;
        }
        .article-wrap li {
            margin-bottom: 6px;
            font-size: 1.02rem;
        }
        .article-wrap .feature-img {
            margin: 24px 0 28px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            background: #f0ebe5;
        }
        .article-wrap .feature-img img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .article-wrap .feature-img figcaption {
            padding: 10px 18px;
            font-size: 0.85rem;
            color: var(--text-light);
            background: #faf8f5;
            font-style: italic;
        }
        .highlight-box {
            background: #fef9f0;
            border-left: 5px solid var(--gold);
            padding: 18px 22px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 22px 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .search-section {
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius);
            padding: 28px 32px;
            margin-bottom: 30px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 18px;
            box-shadow: var(--shadow);
        }
        .search-section h3 {
            font-size: 1.3rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 0;
            color: #fff;
        }
        .search-section h3 i {
            color: var(--gold);
        }
        .search-form {
            flex: 1;
            display: flex;
            gap: 10px;
            min-width: 220px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 18px;
            border: none;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            outline: none;
            background: #fff;
            color: var(--text);
        }
        .search-form button {
            padding: 12px 28px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--accent-hover);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-bottom: 30px;
        }
        .interact-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 28px 30px;
        }
        .interact-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .interact-card h3 i {
            color: var(--gold);
        }
        .interact-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .interact-card form input,
        .interact-card form textarea {
            padding: 10px 14px;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-family: var(--font);
            outline: none;
            transition: border 0.2s;
        }
        .interact-card form textarea {
            min-height: 80px;
            resize: vertical;
        }
        .interact-card form input:focus,
        .interact-card form textarea:focus {
            border-color: var(--accent);
        }
        .interact-card form button {
            align-self: flex-start;
            padding: 10px 28px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .interact-card form button:hover {
            background: var(--primary-light);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            margin-bottom: 6px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label i {
            pointer-events: none;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: var(--gold);
        }
        .score-display {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 6px;
        }
        .links-panel {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 24px 28px;
            margin-bottom: 30px;
        }
        .links-panel h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .links-panel ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 8px 16px;
            margin: 0;
            padding: 0;
        }
        .links-panel li a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            transition: background 0.2s;
        }
        .links-panel li a:hover {
            background: #fef5e7;
            text-decoration: none;
        }
        .links-panel li a i {
            color: var(--accent);
            font-size: 0.75rem;
        }
        footer {
            background: var(--primary);
            color: #ddd;
            padding: 40px 0 20px;
            margin-top: 20px;
        }
        footer .container {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .footer-top {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 30px;
        }
        .footer-brand {
            max-width: 300px;
        }
        .footer-brand .my-logo {
            font-size: 1.5rem;
        }
        .footer-brand p {
            font-size: 0.88rem;
            margin-top: 8px;
            opacity: 0.8;
        }
        friend-link {
            display: block;
        }
        friend-link h4 {
            color: var(--gold);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        friend-link ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            margin: 0;
            padding: 0;
        }
        friend-link ul li a {
            color: #bbb;
            font-size: 0.88rem;
            transition: color 0.2s;
        }
        friend-link ul li a:hover {
            color: var(--gold);
            text-decoration: none;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 18px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 10px;
            font-size: 0.83rem;
            opacity: 0.7;
        }
        .footer-bottom a {
            color: #bbb;
        }
        .footer-bottom a:hover {
            color: var(--gold);
        }
        @media (max-width: 900px) {
            .article-wrap {
                padding: 28px 22px;
            }
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .article-wrap h1 {
                font-size: 1.8rem;
            }
            .article-wrap h2 {
                font-size: 1.35rem;
            }
        }
        @media (max-width: 768px) {
            :root {
                --header-h: 60px;
            }
            .nav-list {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: var(--primary);
                flex-direction: column;
                padding: 18px 24px;
                gap: 4px;
                transform: translateY(-120%);
                opacity: 0;
                transition: transform 0.35s ease, opacity 0.3s;
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
                border-top: 1px solid rgba(255, 255, 255, 0.05);
                pointer-events: none;
                z-index: 999;
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-list li a {
                padding: 12px 14px;
                font-size: 1rem;
            }
            .hamburger {
                display: flex;
            }
            .search-section {
                flex-direction: column;
                align-items: stretch;
                padding: 22px 20px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
            .article-wrap {
                padding: 22px 16px;
            }
            .article-wrap h1 {
                font-size: 1.5rem;
            }
            .links-panel ul {
                grid-template-columns: 1fr 1fr;
            }
            .footer-top {
                flex-direction: column;
                gap: 20px;
            }
            .breadcrumb-wrap {
                font-size: 0.78rem;
            }
        }
        @media (max-width: 480px) {
            .links-panel ul {
                grid-template-columns: 1fr;
            }
            .article-wrap .meta-bar {
                flex-direction: column;
                gap: 6px;
            }
            .interact-card {
                padding: 20px 16px;
            }
        }
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }
        .fw-700 {
            font-weight: 700;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }