:root{--bg-base: #0a0a0a;--bg-surface: #111111;--bg-card: #1a1a1a;--bg-input: #000000;--bg-hover: #1f1f1f;--border: #1e1e1e;--border-hover: #2e2e2e;--text-primary: #fafafa;--text-secondary: #a1a1aa;--text-muted: #52525b;--emerald: #10b981;--emerald-hover: #059669;--amber: #f59e0b;--crimson: #ef4444;--blue: #3b82f6;--glow-green: 0 0 8px rgba(16, 185, 129, .4);--glow-amber: 0 0 8px rgba(245, 158, 11, .4);--glow-red: 0 0 8px rgba(239, 68, 68, .4);--font-mono: "SF Mono", "Fira Code", "Menlo", monospace;--font-sans: "Inter", -apple-system, system-ui, sans-serif;--header-height: 56px;--context-bar-height: 48px;--radius: 8px;--radius-sm: 4px}.light-theme{--bg-base: #fafafa;--bg-surface: #ffffff;--bg-card: #ffffff;--bg-input: #f4f4f5;--bg-hover: #f4f4f5;--border: #e4e4e7;--border-hover: #d4d4d8;--text-primary: #18181b;--text-secondary: #52525b;--text-muted: #a1a1aa;--glow-green: 0 0 6px rgba(16, 185, 129, .2);--glow-amber: 0 0 6px rgba(245, 158, 11, .2);--glow-red: 0 0 6px rgba(239, 68, 68, .2)}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%;overflow:hidden}body{font-family:var(--font-sans);background:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased}.app-layout{display:grid;grid-template-rows:var(--header-height) 1fr;grid-template-columns:auto 1fr;height:100vh;overflow:hidden}.header{grid-column:1 / -1;display:flex;align-items:center;justify-content:space-between;padding:0 20px;background:var(--bg-surface);border-bottom:1px solid var(--border);z-index:10}.header-brand{display:flex;align-items:center;gap:10px}.brand-icon{color:var(--emerald);flex-shrink:0}.header-brand h1{font-size:16px;font-weight:600;letter-spacing:-.02em}.header-actions{display:flex;align-items:center;gap:12px}.region-badge{font-size:11px;font-family:var(--font-mono);padding:4px 10px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary)}.theme-toggle{background:none;border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 8px;cursor:pointer;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;transition:border-color .2s,color .2s}.theme-toggle:hover{border-color:var(--border-hover);color:var(--text-primary)}.sidebar{display:flex;flex-direction:column;background:var(--bg-surface);border-right:1px solid var(--border);overflow:hidden;position:relative;min-width:200px;max-width:480px}.sidebar-search{padding:12px;border-bottom:1px solid var(--border)}.sidebar-search input{width:100%;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;font-family:var(--font-sans);outline:none;transition:border-color .2s}.sidebar-search input:focus{border-color:var(--emerald)}.sidebar-search input::placeholder{color:var(--text-muted)}.sidebar-tree{flex:1;overflow-y:auto;padding:8px 0}.sidebar-legend{padding:12px;border-top:1px solid var(--border);display:flex;gap:16px;font-size:11px;color:var(--text-muted)}.legend-item{display:flex;align-items:center;gap:6px}.sidebar-resize{position:absolute;top:0;right:-3px;width:6px;height:100%;cursor:col-resize;z-index:5}.sidebar-resize:hover{background:var(--emerald);opacity:.3}.main-content{display:flex;flex-direction:column;overflow:hidden}.context-bar{display:flex;align-items:center;gap:12px;padding:0 20px;height:var(--context-bar-height);background:var(--bg-card);border-bottom:1px solid var(--border);font-size:12px;font-family:var(--font-mono);color:var(--text-secondary);flex-shrink:0}.context-bar .path{color:var(--text-primary)}.context-bar .copy-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:2px 4px;font-size:12px;border-radius:3px;transition:color .2s}.context-bar .copy-btn:hover{color:var(--emerald)}.context-bar .meta{color:var(--text-muted);margin-left:auto}.truncation-badge{background:#f59e0b26;color:var(--amber);font-size:11px;padding:2px 8px;border-radius:var(--radius-sm);white-space:nowrap}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:20px;flex-shrink:0}.metric-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:border-color .2s}.metric-card:hover{border-color:var(--border-hover)}.metric-card .label{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:8px}.metric-card .value{font-size:24px;font-weight:700;font-family:var(--font-mono);color:var(--text-primary)}.metric-card .unit{font-size:12px;color:var(--text-muted);margin-left:4px;font-weight:400}.loading-pulse{animation:pulse 1.5s ease-in-out infinite;color:var(--text-muted)}@keyframes pulse{0%,to{opacity:.4}50%{opacity:1}}.console-area{flex:1;display:flex;flex-direction:column;padding:0 20px 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spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-hover)}.auth-gate{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg-base)}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;width:360px;display:flex;flex-direction:column;gap:16px;box-shadow:0 8px 32px #0006}.auth-brand{display:flex;align-items:center;gap:12px;color:var(--emerald)}.auth-brand h1{font-size:18px;font-weight:600;color:var(--text-primary)}.auth-subtitle{font-size:12px;color:var(--text-muted);margin-top:-8px}.auth-form{display:flex;flex-direction:column;gap:10px}.auth-input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;padding:10px 12px;outline:none}.auth-input:focus{border-color:var(--emerald)}.auth-error{font-size:12px;color:#ef4444}.auth-submit{width:100%;justify-content:center}.tree-skeleton{padding:12px 16px;display:flex;flex-direction:column;gap:10px}.skeleton-row{height:14px;background:var(--border);border-radius:var(--radius-sm)}.metrics-updated{font-size:11px;color:var(--text-muted);align-self:center;white-space:nowrap}.estimate-badge{color:var(--amber);animation:pulse 1.5s ease-in-out infinite}