:root{--surface-app:#1b1e23;--surface-raised:#232730;--surface-inset:#14161a;--surface-hover:#2c313c;--surface-active:#343a47;--border-subtle:#2e333d;--border-strong:#3d4350;--border-focus:#5b8bb8;--text-primary:#e6e9ee;--text-secondary:#9aa3b2;--text-muted:#6b7482;--text-inverse:#14161a;--accent-primary:#4a7fb5;--accent-primary-hover:#5b90c6;--brand-accent:#4397f6;--accent-success:#4f9d69;--accent-warning:#c9963f;--accent-danger:#b85c5c;--accent-selection:#d9a441;--accent-alarm:#e0484a;--accent-hazard:#e8722c;--accent-hazard-dim:#a8531f;--risk-high:#e0484a;--risk-medium:#e8722c;--risk-low:#c9963f;--hazard-active:#e8722c;--hazard-controlled:#4f9d69;--hazard-closed:#6b7482;--status-in-service:#4f9d69;--status-standby:#4a7fb5;--status-out-of-service:#b85c5c;--status-under-maintenance:#c9963f;--status-decommissioned:#6b7482;--criticality-a:#b85c5c;--criticality-b:#c9963f;--criticality-c:#6b7482;--checklist-band:#c9963f;--checklist-band-text:#1b1e23;--header-height:68px;--statusbar-height:26px;--toolbar-width:184px;--infopanel-width:320px;--assetcard-width:300px;--font-ui:"Segoe UI", "Inter", "Helvetica Neue", Arial, sans-serif;--font-mono:"Cascadia Code", "SF Mono", Consolas, monospace;--fs-xs:11px;--fs-sm:12px;--fs-md:13px;--fs-lg:15px;--fs-xl:18px;--radius-sm:3px;--radius-md:6px;--shadow-panel:0 2px 12px #00000059;--shadow-card:0 6px 22px #00000080;--transition-fast:.12s ease;--transition-panel:.2s ease;--transition-card:.18s ease}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;overflow:hidden}body{font-family:var(--font-ui);font-size:var(--fs-md);color:var(--text-primary);background:var(--surface-inset);-webkit-font-smoothing:antialiased}button{font-family:inherit;font-size:inherit;color:inherit;cursor:pointer;background:0 0;border:none}input{font-family:inherit}*{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:4px}.btn{border-radius:var(--radius-sm);background:var(--surface-active);border:1px solid var(--border-strong);color:var(--text-primary);font-size:var(--fs-sm);transition:background var(--transition-fast);align-items:center;gap:6px;padding:6px 14px;display:inline-flex}.btn:hover:not(:disabled){background:var(--surface-hover);border-color:var(--border-focus)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn--primary{background:var(--accent-primary);border-color:var(--accent-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--accent-primary-hover);border-color:var(--accent-primary-hover)}.btn--danger{color:var(--accent-danger)}