.drum-panel{display:flex;flex-direction:column;gap:8px;flex:1;min-height:0;overflow-y:auto;--row-head: 188px}.drum-top{display:flex;gap:0;align-items:stretch;flex-wrap:wrap;row-gap:8px}.drum-group{display:flex;flex-direction:column;gap:4px;padding:0 14px;border-left:1px solid var(--line)}.drum-group:first-child{padding-left:0;border-left:none}.drum-group-title{font-size:var(--fs-1);font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-3)}.drum-group .pattern-row{display:flex;gap:4px;align-items:center}.drum-group .btn-small{width:auto;min-width:24px;height:24px;padding:0 7px}.drum-inline-field select{height:24px}.drum-mix-knobs{display:flex;gap:var(--sp-4)}.drum-mix-knob{display:flex;flex-direction:column;align-items:center;gap:1px;min-width:44px}.drum-mix-knob-label{font-size:10px;color:var(--text-2)}.drum-mix-knob-val{font-size:10px;color:var(--text-3);font-family:var(--font-mono);font-variant-numeric:tabular-nums}.drum-header-row,.drum-row{display:grid;grid-template-columns:var(--row-head, 188px) minmax(0,1fr);align-items:center;column-gap:8px}.drum-header-row{padding-bottom:4px;border-bottom:1px solid var(--line);margin-bottom:4px}.drum-label-col{font-size:10px;color:var(--text-3);text-transform:uppercase;letter-spacing:.5px}.drum-steps-header{display:grid;grid-template-columns:repeat(16,1fr);gap:2px}.step-num{text-align:center;font-size:9px;color:var(--text-3);padding:2px 0}.step-num.beat-num{color:var(--text-2);font-weight:600}.drum-grid{display:flex;flex-direction:column;gap:3px}.drum-label{font-size:12px;font-weight:600;color:var(--text-2);padding:0 4px 0 8px;height:34px;display:flex;align-items:center;gap:4px;border-radius:var(--r-ctl);border-left:3px solid var(--track-drums);background:var(--surface-2);transition:background .12s,color .12s}.drum-label.is-open{background:var(--surface-3);color:var(--text-1)}.drum-label.key-active{background:var(--track-drums);color:var(--on-danger)}.drum-label-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}.drum-label-text:hover{color:var(--text-1);text-decoration:underline;text-underline-offset:3px}.drum-label-text:focus-visible{outline:2px solid var(--select);outline-offset:1px;border-radius:2px}.drum-row.is-silent .drum-label-text,.drum-row.is-silent .drum-steps{opacity:.45}.drum-row-buttons{display:inline-flex;gap:2px}.drum-row-btn{width:22px;height:20px;padding:0;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--surface-1);color:var(--text-2);font-size:10px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.drum-row-btn:hover{border-color:var(--text-3);color:var(--text-1)}.drum-row-btn.row-mute[aria-pressed=true]{background:var(--track-drums);color:var(--on-danger);border-color:var(--track-drums)}.drum-row-btn.row-solo[aria-pressed=true]{background:var(--warn);color:var(--on-warn);border-color:var(--warn)}.drum-label-row{display:flex;align-items:center;gap:4px}.btn-load-sample{width:20px;height:20px;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--surface-1);color:var(--text-3);font-size:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0;flex-shrink:0}.btn-load-sample:hover{background:var(--track-slicer);color:var(--on-warn);border-color:var(--track-slicer)}.btn-load-sample.loaded{background:var(--ok);color:var(--on-ok);border-color:var(--ok)}.drum-steps{display:grid;grid-template-columns:repeat(16,1fr);gap:2px}.drum-steps.dense,.drum-steps-header.dense{gap:1px}.drum-step{height:34px;background:var(--surface-2);border:1px solid var(--line);border-radius:4px;cursor:pointer;transition:background .06s,border-color .06s,box-shadow .06s;position:relative;overflow:hidden}.drum-step.beat-odd{background:var(--surface-3)}.drum-step.bar-start{box-shadow:-3px 0 0 -1px var(--text-3)}.drum-step:hover{border-color:var(--text-3)}.drum-step.active{border-color:color-mix(in srgb,var(--track-drums) 80%,var(--paper))}.drum-step.active:before{content:"";position:absolute;bottom:0;left:0;right:0;height:var(--vel-height, 100%);background:var(--track-drums);transition:height .08s;z-index:0}.drum-step.active:hover:before{background:color-mix(in srgb,var(--track-drums) 80%,var(--paper))}.drum-step.playing{background:color-mix(in srgb,var(--accent) 22%,var(--surface-2))}.drum-step.active.playing{box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--accent) 70%,transparent)}.drum-row-drawer{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:16px;margin:0 0 6px var(--row-head, 188px);padding:10px 14px;background:var(--surface-1);border:1px solid var(--line);border-left:3px solid var(--track-drums);border-radius:var(--r-card)}.drum-params{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;align-items:end}.drum-knob{min-width:0;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;column-gap:6px;row-gap:4px}.drum-param-label{grid-column:1 / -1;font-size:var(--fs-1);font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--text-3)}.drum-param-slider{grid-column:1;width:100%;accent-color:var(--track-drums)}.drum-param-val{grid-column:2;font-size:var(--fs-1);color:var(--text-2);font-family:var(--font-mono);font-variant-numeric:tabular-nums;text-align:right;min-width:44px}.drum-drawer-side{display:flex;flex-direction:column;gap:8px}.drum-row-drawer .drum-drawer-source{margin:0;font-size:var(--fs-1);color:var(--text-3);line-height:1.4}.drum-step-mark{position:absolute;left:3px;bottom:2px;font-size:9px;font-weight:700;line-height:1;font-family:var(--font-mono);color:var(--text-2);pointer-events:none;z-index:1}.drum-step.active .drum-step-mark{color:var(--on-track)}.drum-steps.dense .drum-step-mark{left:1px;font-size:8px}.drum-step.prob-75:after,.drum-step.prob-50:after,.drum-step.prob-25:after{content:"";position:absolute;top:3px;right:3px;width:6px;height:6px;border-radius:50%;pointer-events:none;z-index:1;box-shadow:0 0 0 1px var(--surface-0)}.drum-step.prob-75:after{background:var(--yellow)}.drum-step.prob-50:after{background:var(--accent2)}.drum-step.prob-25:after{background:var(--track-synth)}.drum-label.drop-target{outline:2px dashed var(--accent);outline-offset:-2px}