*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --bg-primary: #0f0f1a;
            --bg-secondary: #1a1a2e;
            --bg-card: #16213e;
            --accent: #e94560;
            --accent-hover: #ff6b81;
            --gold: #f5c518;
            --text-primary: #f0f0f5;
            --text-secondary: #b0b0c0;
            --text-muted: #6c6c8a;
            --border: #2a2a4a;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            --radius: 12px;
            --radius-sm: 6px;
            --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --transition: 0.25s ease;
            --max-width: 1280px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus-visible {
            color: var(--accent-hover);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--bg-secondary);
            border-bottom: 2px solid var(--border);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(12px);
            background: rgba(26, 26, 46, 0.96);
        }
        .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: -0.5px;
            background: linear-gradient(135deg, var(--accent), var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: opacity var(--transition);
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.5rem;
            display: block;
            -webkit-text-fill-color: var(--text-muted);
            color: var(--text-muted);
            letter-spacing: 1px;
            font-weight: 400;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--border);
            color: var(--text-primary);
            font-size: 1.5rem;
            padding: 6px 12px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: var(--border);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-menu a {
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--text-primary);
            background: var(--bg-card);
            border-color: var(--border);
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 6px;
            font-size: 0.8rem;
        }
        .breadcrumbs {
            padding: 12px 0 4px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .breadcrumbs ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
        }
        .breadcrumbs li+li::before {
            content: "›";
            margin-right: 10px;
            color: var(--text-muted);
        }
        .breadcrumbs a {
            color: var(--text-secondary);
        }
        .breadcrumbs a:hover {
            color: var(--accent);
        }
        .breadcrumbs .current {
            color: var(--text-primary);
            font-weight: 500;
        }
        .hero {
            padding: 40px 0 20px;
            text-align: center;
        }
        .hero h1 {
            font-size: clamp(2rem, 6vw, 3.6rem);
            font-weight: 900;
            line-height: 1.15;
            background: linear-gradient(135deg, #fff 30%, var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 16px;
        }
        .hero .subtitle {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 720px;
            margin: 0 auto 24px;
        }
        .hero .meta {
            font-size: 0.9rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 28px;
        }
        .hero .meta i {
            margin-right: 6px;
        }
        .search-box {
            max-width: 580px;
            margin: 24px auto 32px;
            display: flex;
            border-radius: 40px;
            overflow: hidden;
            border: 2px solid var(--border);
            background: var(--bg-card);
            transition: border-color var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--accent);
        }
        .search-box input {
            flex: 1;
            padding: 14px 22px;
            border: none;
            background: transparent;
            color: var(--text-primary);
            font-size: 1rem;
            outline: none;
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .search-box button {
            padding: 14px 28px;
            border: none;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: var(--accent-hover);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            padding: 20px 0 40px;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .section-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 32px;
            margin-bottom: 32px;
            border: 1px solid var(--border);
            transition: box-shadow var(--transition);
        }
        .section-card:hover {
            box-shadow: var(--shadow);
        }
        .section-card h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--gold);
            border-bottom: 2px solid var(--border);
            padding-bottom: 10px;
        }
        .section-card h3 {
            font-size: 1.35rem;
            font-weight: 600;
            margin: 24px 0 12px;
            color: var(--text-primary);
        }
        .section-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 18px 0 8px;
            color: var(--accent);
        }
        .section-card p {
            margin-bottom: 16px;
            color: var(--text-secondary);
        }
        .section-card p strong {
            color: var(--text-primary);
        }
        .section-card ul,
        .section-card ol {
            margin: 12px 0 16px 24px;
            color: var(--text-secondary);
        }
        .section-card li {
            margin-bottom: 6px;
        }
        .featured-image {
            margin: 24px 0;
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--bg-secondary);
        }
        .featured-image img {
            width: 100%;
            max-height: 460px;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 10px 16px;
            font-size: 0.85rem;
            color: var(--text-muted);
            background: var(--bg-secondary);
            font-style: italic;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            margin: 12px 0;
        }
        .link-list-inline a {
            background: var(--bg-secondary);
            padding: 4px 14px;
            border-radius: 16px;
            font-size: 0.9rem;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .link-list-inline a:hover {
            background: var(--border);
            border-color: var(--accent);
            text-decoration: none;
        }
        .emoji-big {
            font-size: 1.4rem;
            margin-right: 4px;
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin-top: 12px;
        }
        .interact-card {
            background: var(--bg-secondary);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            border: 1px solid var(--border);
        }
        .interact-card h4 {
            margin-top: 0;
            font-size: 1.1rem;
            color: var(--gold);
        }
        .interact-card textarea,
        .interact-card input,
        .interact-card select {
            width: 100%;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: var(--bg-primary);
            color: var(--text-primary);
            font-family: inherit;
            font-size: 0.95rem;
            margin: 8px 0;
            transition: border-color var(--transition);
        }
        .interact-card textarea:focus,
        .interact-card input:focus,
        .interact-card select:focus {
            outline: none;
            border-color: var(--accent);
        }
        .interact-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .interact-card button {
            padding: 10px 24px;
            border: none;
            border-radius: var(--radius-sm);
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            font-size: 0.95rem;
        }
        .interact-card button:hover {
            background: var(--accent-hover);
        }
        .star-rating {
            display: flex;
            gap: 4px;
            font-size: 1.6rem;
            color: var(--text-muted);
            cursor: pointer;
            direction: rtl;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color var(--transition);
            color: var(--text-muted);
            cursor: pointer;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--gold);
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 22px 24px;
            margin-bottom: 24px;
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--gold);
            border-bottom: 1px solid var(--border);
            padding-bottom: 8px;
        }
        .sidebar-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-link-list li {
            margin-bottom: 8px;
        }
        .sidebar-link-list a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 6px 0;
            color: var(--text-secondary);
            transition: color var(--transition);
            border-bottom: 1px solid transparent;
        }
        .sidebar-link-list a:hover {
            color: var(--accent);
            text-decoration: none;
            border-bottom-color: var(--border);
        }
        .sidebar-link-list a i {
            width: 20px;
            color: var(--accent);
        }
        friend-link {
            display: block;
            padding: 32px 0 16px;
            border-top: 2px solid var(--border);
            margin-top: 24px;
        }
        friend-link h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--gold);
            margin-bottom: 16px;
        }
        friend-link .friend-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
        }
        friend-link .friend-grid a {
            padding: 6px 18px;
            background: var(--bg-card);
            border-radius: 20px;
            border: 1px solid var(--border);
            font-size: 0.9rem;
            transition: all var(--transition);
        }
        friend-link .friend-grid a:hover {
            background: var(--border);
            border-color: var(--accent);
            text-decoration: none;
            color: var(--accent-hover);
        }
        .site-footer {
            background: var(--bg-secondary);
            border-top: 2px solid var(--border);
            padding: 28px 0;
            text-align: center;
            font-size: 0.9rem;
            color: var(--text-muted);
        }
        .site-footer .copyright {
            margin-top: 8px;
            letter-spacing: 0.3px;
        }
        .site-footer a {
            color: var(--text-secondary);
        }
        .site-footer a:hover {
            color: var(--accent);
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .main-content {
                order: 1;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0 4px;
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 10px 16px;
                border-radius: var(--radius-sm);
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .section-card {
                padding: 20px 16px;
            }
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .search-box {
                flex-direction: column;
                border-radius: var(--radius);
            }
            .search-box button {
                border-radius: 0;
                justify-content: center;
            }
            .sidebar-card {
                padding: 16px 18px;
            }
            friend-link .friend-grid {
                flex-direction: column;
                align-items: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .breadcrumbs {
                font-size: 0.75rem;
            }
            .section-card h2 {
                font-size: 1.4rem;
            }
            .section-card h3 {
                font-size: 1.15rem;
            }
            .star-rating {
                font-size: 1.3rem;
            }
        }
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        ::-webkit-scrollbar {
            width: 8px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-primary);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-muted);
        }