:root{--bg:#f8fafc;--panel:#fff;--border:#e2e8f0;--text:#0f172a;--muted:#64748b;--ecg:#e11d48;--scg:#2563eb;--marker:#d97706;--rec:#dc2626;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--bg:#0b1120;--panel:#111827;--border:#1f2937;--text:#e5e7eb;--muted:#9ca3af}}*{box-sizing:border-box}body{background:var(--bg);margin:0}.app{max-width:1200px;margin:0 auto;padding:16px}.app-header{justify-content:space-between;align-items:center;gap:12px;display:flex}h1{margin:0;font-size:1.4rem}.subtitle{color:var(--muted);margin:2px 0 0;font-size:.9rem}.status-badge{text-transform:uppercase;background:var(--border);color:var(--muted);border-radius:999px;padding:4px 10px;font-size:.8rem;font-weight:600}.status-running{color:#166534;background:#dcfce7}.status-error{color:#991b1b;background:#fee2e2}.controls{flex-wrap:wrap;align-items:center;gap:8px;margin:16px 0;display:flex}.controls label{color:var(--muted);align-items:center;gap:6px;display:flex}button,select,.number-input,.text-input{font:inherit;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:6px;padding:6px 12px}button:disabled,select:disabled,.number-input:disabled,.text-input:disabled{opacity:.5}.panels{gap:12px;display:grid}.channel-panel{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:8px 12px}.channel-panel h2{margin:0 0 4px;font-size:1rem}.unit{color:var(--muted);font-weight:400}.plot-area{place-items:center;height:220px;display:grid}.placeholder{color:var(--muted)}.plot-live{display:block;position:relative;overflow:hidden}.cursor-readout{color:var(--muted);font-variant-numeric:tabular-nums;pointer-events:none;font-size:.8rem;position:absolute;top:2px;right:8px}.status{align-items:center;gap:8px;display:flex}.paused-note{color:var(--muted);font-size:.8rem}.status-connecting,.status-ended{color:#854d0e;background:#fef9c3}.file-button{cursor:pointer;border:1px solid var(--border);background:var(--panel);border-radius:6px;padding:6px 12px;color:var(--text)!important}.file-button.disabled{opacity:.5;cursor:default}.error-message{color:#991b1b;background:#fee2e2;border-radius:6px;margin:0 0 12px;padding:8px 12px}.source-info{color:var(--muted);margin:0 0 12px;font-size:.85rem}.warning-message{color:#854d0e;background:#fef9c3;border-radius:6px;margin:0 0 12px;padding:8px 12px}.recording-picker{align-items:center;gap:6px;display:flex}.number-input{width:5.5em}.text-input{width:11em}.record-dot{color:var(--rec)}.rec-badge{color:var(--rec);font-variant-numeric:tabular-nums;font-weight:600}.marker-feedback{color:var(--muted);font-size:.85rem}.saved-sessions{background:var(--panel);border:1px solid var(--border);border-radius:8px;margin-top:16px;padding:8px 12px}.saved-sessions h2{margin:0 0 8px;font-size:1rem}.table-scroll{position:relative;overflow-x:auto}.saved-sessions table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;font-size:.9rem}.saved-sessions th,.saved-sessions td{border-bottom:1px solid var(--border);text-align:left;white-space:nowrap;padding:6px 8px}.saved-sessions th{color:var(--muted);font-weight:600}.session-note{color:var(--muted)}.row-actions{justify-content:flex-end;gap:6px;display:flex}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.uplot,.uplot *,.uplot :before,.uplot :after{box-sizing:border-box}.uplot{width:min-content;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;line-height:1.5}.u-title{text-align:center;font-size:18px;font-weight:700}.u-wrap{-webkit-user-select:none;user-select:none;position:relative}.u-over,.u-under{position:absolute}.u-under{overflow:hidden}.uplot canvas{width:100%;height:100%;display:block;position:relative}.u-axis{position:absolute}.u-legend{text-align:center;margin:auto;font-size:14px}.u-inline{display:block}.u-inline *{display:inline-block}.u-inline tr{margin-right:16px}.u-legend th{font-weight:600}.u-legend th>*{vertical-align:middle;display:inline-block}.u-legend .u-marker{width:1em;height:1em;margin-right:4px;background-clip:padding-box!important}.u-inline.u-live th:after{content:":";vertical-align:middle}.u-inline:not(.u-live) .u-value{display:none}.u-series>*{padding:4px}.u-series th{cursor:pointer}.u-legend .u-off>*{opacity:.3}.u-select{pointer-events:none;background:#00000012;position:absolute}.u-cursor-x,.u-cursor-y{pointer-events:none;will-change:transform;position:absolute;top:0;left:0}.u-hz .u-cursor-x,.u-vt .u-cursor-y{border-right:1px dashed #607d8b;height:100%}.u-hz .u-cursor-y,.u-vt .u-cursor-x{border-bottom:1px dashed #607d8b;width:100%}.u-cursor-pt{pointer-events:none;will-change:transform;border:0 solid;border-radius:50%;position:absolute;top:0;left:0;background-clip:padding-box!important}.u-axis.u-off,.u-select.u-off,.u-cursor-x.u-off,.u-cursor-y.u-off,.u-cursor-pt.u-off{display:none}
