*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --dark: #0a0e1a;
            --darker: #060912;
            --card-bg: #111827;
            --gold: #f5c842;
            --gold-light: #ffe08a;
            --cyan: #00d4ff;
            --cyan-dim: #0099cc;
            --text: #e8edf5;
            --text-muted: #9aa5b5;
            --border: #1e2a3a;
            --radius: 12px;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--darker);
            color: var(--text);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--cyan);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--gold);
            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(--dark);
            border-bottom: 2px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(12px);
            background: rgba(10, 14, 26, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            max-width: 1200px;
            margin: 0 auto;
            flex-wrap: wrap;
            gap: 10px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--gold) !important;
            text-decoration: none !important;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: var(--cyan);
        }
        .my-logo span {
            font-size: 0.7rem;
            font-weight: 400;
            color: var(--text-muted);
            display: block;
            line-height: 1.2;
            letter-spacing: 0.3px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .main-nav a {
            padding: 6px 14px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-muted);
            transition: all var(--transition);
        }
        .main-nav a:hover,
        .main-nav a:focus-visible {
            background: var(--border);
            color: var(--gold);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid var(--border);
            color: var(--gold);
            font-size: 1.4rem;
            padding: 6px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .hamburger:hover {
            background: var(--border);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            padding: 10px 20px;
            max-width: 1200px;
            margin: 0 auto;
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 4px 8px;
        }
        .breadcrumb a {
            color: var(--cyan-dim);
        }
        .breadcrumb a:hover {
            color: var(--gold);
        }
        .breadcrumb .sep {
            color: var(--border);
        }
        main {
            flex: 1;
            padding: 30px 0 50px;
        }
        .article-content h1 {
            font-size: 2.6rem;
            font-weight: 900;
            line-height: 1.2;
            margin: 0 0 10px;
            background: linear-gradient(135deg, var(--gold), var(--gold-light), var(--cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .article-content h1 i {
            -webkit-text-fill-color: initial;
            color: var(--gold);
            margin-right: 12px;
        }
        .article-content .subhead {
            font-size: 1.05rem;
            color: var(--text-muted);
            margin-bottom: 24px;
            border-left: 4px solid var(--cyan);
            padding-left: 16px;
        }
        .article-content .meta-line {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 28px;
            padding-bottom: 16px;
            border-bottom: 1px solid var(--border);
        }
        .article-content .meta-line i {
            color: var(--gold);
            margin-right: 5px;
        }
        .featured-img {
            margin: 24px 0 32px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-img img {
            width: 100%;
            aspect-ratio: 1200/630;
            object-fit: cover;
        }
        .featured-img figcaption {
            padding: 10px 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
            background: var(--card-bg);
            border-top: 1px solid var(--border);
        }
        .article-content h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 48px 0 16px;
            color: var(--gold);
            border-bottom: 2px solid var(--border);
            padding-bottom: 8px;
        }
        .article-content h2 i {
            color: var(--cyan);
            margin-right: 10px;
            font-size: 1.4rem;
        }
        .article-content h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--gold-light);
            padding-left: 8px;
            border-left: 3px solid var(--cyan);
        }
        .article-content h3 i {
            margin-right: 8px;
            color: var(--cyan);
        }
        .article-content h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 22px 0 10px;
            color: var(--text);
        }
        .article-content h4 i {
            margin-right: 6px;
            color: var(--gold);
            font-size: 0.9rem;
        }
        .article-content p {
            margin-bottom: 16px;
            color: var(--text);
        }
        .article-content strong {
            color: var(--gold-light);
        }
        .article-content em {
            color: var(--cyan);
            font-style: italic;
        }
        .article-content ul,
        .article-content ol {
            margin: 12px 0 20px 24px;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .article-content blockquote {
            border-left: 4px solid var(--gold);
            padding: 16px 22px;
            margin: 24px 0;
            background: var(--card-bg);
            border-radius: 0 var(--radius) var(--radius) 0;
            font-style: italic;
            color: var(--text-muted);
        }
        .article-content blockquote strong {
            color: var(--gold);
        }
        .highlight-box {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .highlight-box.insight {
            border-left: 5px solid var(--cyan);
        }
        .highlight-box.ranked {
            border-left: 5px solid var(--gold);
        }
        .link-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 12px;
            margin: 20px 0 28px;
        }
        .link-grid a {
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--card-bg);
            padding: 12px 16px;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            transition: all var(--transition);
            font-size: 0.9rem;
            color: var(--text);
        }
        .link-grid a i {
            color: var(--gold);
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .link-grid a:hover {
            border-color: var(--cyan);
            background: rgba(0, 212, 255, 0.06);
            text-decoration: none;
            color: var(--gold);
            transform: translateY(-2px);
        }
        .search-section {
            margin: 40px 0 30px;
            padding: 24px 28px;
            background: var(--card-bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
        }
        .search-section h3 {
            margin-top: 0 !important;
            border-left: none !important;
            padding-left: 0 !important;
        }
        .search-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
        .search-form input {
            flex: 1;
            min-width: 180px;
            padding: 12px 18px;
            border-radius: 40px;
            border: 1px solid var(--border);
            background: var(--darker);
            color: var(--text);
            font-size: 0.95rem;
            transition: border var(--transition);
        }
        .search-form input:focus {
            outline: none;
            border-color: var(--cyan);
            box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
        }
        .search-form button {
            padding: 12px 28px;
            border-radius: 40px;
            border: none;
            background: var(--gold);
            color: var(--darker);
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--gold-light);
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0 30px;
        }
        .feedback-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 28px;
        }
        .feedback-card h3 {
            margin-top: 0 !important;
            border-left: none !important;
            padding-left: 0 !important;
            font-size: 1.2rem;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 10px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 10px 14px;
            border-radius: 8px;
            border: 1px solid var(--border);
            background: var(--darker);
            color: var(--text);
            font-size: 0.9rem;
            font-family: var(--font);
            transition: border var(--transition);
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            outline: none;
            border-color: var(--cyan);
        }
        .feedback-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card button {
            padding: 10px 20px;
            border-radius: 40px;
            border: none;
            background: var(--cyan);
            color: var(--darker);
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition);
            align-self: flex-start;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card button:hover {
            background: var(--gold);
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: var(--border);
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.15s;
            color: var(--border);
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--gold);
        }
        .site-footer {
            background: var(--dark);
            border-top: 2px solid var(--border);
            padding: 40px 20px 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
        }
        .footer-inner h4 {
            color: var(--gold);
            font-size: 1.05rem;
            margin-bottom: 12px;
        }
        .footer-inner p,
        .footer-inner a {
            font-size: 0.88rem;
            color: var(--text-muted);
        }
        .footer-inner a:hover {
            color: var(--gold);
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            margin: 3px 0;
            padding: 4px 10px;
            background: var(--card-bg);
            border-radius: 20px;
            font-size: 0.82rem;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        friend-link a:hover {
            border-color: var(--cyan);
            color: var(--gold);
            text-decoration: none;
        }
        .copyright {
            grid-column: 1/-1;
            text-align: center;
            padding-top: 24px;
            margin-top: 24px;
            border-top: 1px solid var(--border);
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .copyright strong {
            color: var(--gold);
        }
        @media (max-width: 768px) {
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--dark);
                padding: 12px 0 16px;
                border-top: 1px solid var(--border);
                gap: 4px;
            }
            .main-nav a {
                padding: 10px 16px;
                border-radius: 0;
                width: 100%;
            }
            .hamburger {
                display: block;
            }
            #nav-toggle:checked~.main-nav {
                display: flex;
            }
            .article-content h1 {
                font-size: 1.8rem;
            }
            .article-content h2 {
                font-size: 1.4rem;
            }
            .article-content h3 {
                font-size: 1.2rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .breadcrumb {
                font-size: 0.7rem;
                padding: 8px 16px;
            }
            .link-grid {
                grid-template-columns: 1fr 1fr;
            }
            .search-form input {
                min-width: 140px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .article-content h1 {
                font-size: 1.5rem;
            }
            .link-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .feedback-card {
                padding: 16px 18px;
            }
            .highlight-box {
                padding: 14px 16px;
            }
        }
        .scroll-offset {
            scroll-margin-top: 80px;
        }
        .text-gold {
            color: var(--gold);
        }
        .text-cyan {
            color: var(--cyan);
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .gap-8 {
            gap: 8px;
        }