:root{--bg: #0f1117;--surface: #1a1d27;--surface-hover: #222633;--border: #2a2e3b;--text: #e4e4e7;--text-muted: #71717a;--accent: #6366f1;--accent-hover: #818cf8;--green: #22c55e;--orange: #f59e0b;--red: #ef4444;--cyan: #06b6d4;--purple: #a855f7;--radius: 8px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;height:100vh;overflow:hidden}.header{border-bottom:1px solid var(--border);padding:12px 24px;display:flex;align-items:center;justify-content:space-between;height:48px}.header h1{font-size:16px;font-weight:600;display:flex;align-items:center;gap:8px;cursor:pointer}.header h1:hover{opacity:.8}.header h1 .logo{width:20px;height:20px;border-radius:4px;object-fit:contain}.header .version{font-size:11px;color:#fff;background:var(--surface);padding:2px 8px;border-radius:4px}.header-breadcrumb{display:flex;align-items:center;gap:8px}.header-breadcrumb 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