:root{--bg-primary: #0a0a0a;--bg-secondary: #111111;--bg-tertiary: #1a1a1a;--bg-card: #1e1e1e;--bg-card-hover: #262626;--bg-elevated: #2a2a2a;--border: #2a2a2a;--border-light: #333333;--text-primary: #f0f0f0;--text-secondary: #a0a0a0;--text-muted: #666666;--accent: #3b82f6;--accent-hover: #2563eb;--accent-dim: rgba(59, 130, 246, .15);--green: #22c55e;--yellow: #eab308;--red: #ef4444;--purple: #a855f7;--orange: #f97316;--cyan: #06b6d4;--radius: 8px;--radius-lg: 12px;--shadow: 0 2px 8px rgba(0,0,0,.3);--transition: .2s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;overflow-x:hidden}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#333;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#444}input,textarea,select,button{font-family:inherit}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(12px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.fade-in{animation:fadeIn .3s ease-out}.slide-in{animation:slideIn .3s ease-out}.markdown-body h1{font-size:28px;font-weight:700;margin-top:0;margin-bottom:24px;padding-bottom:12px;border-bottom:2px solid var(--border);color:#fff}.markdown-body h2{font-size:22px;font-weight:600;margin-top:40px;margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--border);color:#4a9eff}.markdown-body h3{font-size:17px;font-weight:600;margin-top:32px;margin-bottom:12px;color:#7eb8ff}.markdown-body h4{font-size:15px;font-weight:600;margin-top:24px;margin-bottom:8px;color:#a0c4ff}.markdown-body p{margin-top:0;margin-bottom:16px;line-height:1.7}.markdown-body ul,.markdown-body ol{margin-top:0;margin-bottom:16px;padding-left:24px}.markdown-body li{margin-bottom:6px;line-height:1.6}.markdown-body li>ul,.markdown-body li>ol{margin-top:6px;margin-bottom:0}.markdown-body code{background:#ffffff14;padding:2px 6px;border-radius:4px;font-size:.88em;font-family:SF Mono,Fira Code,monospace}.markdown-body pre{background:#0000004d;padding:16px 20px;border-radius:8px;overflow-x:auto;margin-top:8px;margin-bottom:20px;border:1px solid var(--border)}.markdown-body pre code{background:none;padding:0;font-size:13px;line-height:1.5}.markdown-body strong{color:#fff;font-weight:600}.markdown-body a{color:#4a9eff;text-decoration:none}.markdown-body a:hover{text-decoration:underline}.markdown-body hr{border:none;border-top:1px solid var(--border);margin:32px 0}.markdown-body blockquote{border-left:3px solid #4a9eff;margin:16px 0;padding:4px 16px;color:var(--text-secondary)}.markdown-body table{border-collapse:collapse;width:100%;margin:16px 0}.markdown-body th,.markdown-body td{border:1px solid var(--border);padding:8px 12px;text-align:left;font-size:13px}.markdown-body th{background:#ffffff0d;color:#fff;font-weight:600}