body{width:100vw;height:100vh;margin:0;padding:0;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);overflow:hidden;position:fixed;top:0;left:0;display:flex;justify-content:center;align-items:center;background-color:#000}#calculator{width:100%;height:100%;padding:0 0 10px;margin:0;background-color:#000;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch}#display-screen{height:250px;margin-top:8px;background-color:#000;color:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;font-size:42px;letter-spacing:5px;padding:10px;box-sizing:border-box;margin-bottom:8px;border-radius:10px;display:flex;flex-direction:column;flex-shrink:0}button{touch-action:manipulation;-webkit-touch-callout:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}#display-screen::-webkit-scrollbar{height:10px}#display-input{margin-top:50px;flex:1;width:100%;white-space:pre-wrap;word-break:break-all;overflow-wrap:anywhere;overflow-x:hidden;overflow-y:auto;text-align:right;display:block}#display-status{width:100%;height:20px;display:flex;align-items:center;justify-content:space-between;gap:10px;font:10px system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;letter-spacing:1px}#menu{display:flex;align-items:center;cursor:pointer}#menu img{height:10px;width:auto}#pitch-status{color:#4d4d4d}#mode-wrapper{display:flex;align-items:center;justify-content:space-between;gap:2px}#mode-status{text-align:left;color:#9b9b9b;cursor:pointer}#tempo{color:#4d4d4d;cursor:pointer}#sequencer{display:flex;gap:4px;padding:0}.step{width:5px;height:10px;background-color:#2a2a2a;transition:background-color .1s}.step.active{background-color:#0f0}.step.recorded{background-color:#f90}.step.active.recorded{background-color:#ff0}#track-num{color:#4d4d4d;cursor:pointer}#synth-visualizer{width:100%;height:80px;margin-top:5px;margin-bottom:10px;padding:8px;border:1px solid #4b4b4b;border-radius:8px;box-sizing:border-box;display:none;flex-shrink:0}#synth-visualizer.visible{display:block}#num-pads{display:grid;grid-template-columns:repeat(4,1fr)}@media(max-width:480px){#display-screen{width:360px;height:180px;font-size:38px}#synth-visualizer{width:360px;height:80px;margin-top:5px;margin-bottom:5px}#track-selector{width:360px;margin-top:15px;margin-bottom:5px}#num-pads{width:360px;gap:8px;padding:5px}.cal-button button{width:100%;height:100%;min-height:60px;font-size:20px;border:none;border-radius:8px}img{width:100%}}@media(min-width:481px){#display-screen,#synth-visualizer,#track-selector,#sequencer-pads{width:400px}#num-pads{width:400px;gap:10px;padding:10px}.cal-button button{width:100%;height:100%;min-height:65px;font-size:22px;border:none;border-radius:10px}img{width:40%}}button{width:60px;height:60px;font-size:24px;color:#fff;border-radius:10px;border:none;cursor:pointer;transition:background-color .3s}.deep-gray button{background-color:#212121}.deep-gray button:hover{background-color:#2c2c2c}.light-gray button{background-color:#a5a5a5;color:#212121}.light-gray button:hover{background-color:#c2c2c2}.dark-gray button{background-color:#333}.dark-gray button:hover{background-color:#434343}.orange button{background-color:#ff9500}.orange button:hover{background-color:#ffb733}#backArrow{display:flex;justify-content:center;align-items:center}#backArrow img{width:50%;height:auto}#track-selector{width:100%;max-width:360px;margin-top:15px;margin-bottom:10px;display:none;grid-template-columns:repeat(8,1fr);gap:4px;box-sizing:border-box;flex-shrink:0}#track-selector.visible{display:grid}.track-indicator{height:12px;background-color:#2a2a2a;border-radius:3px;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;font-size:10px;color:#9b9b9b}.track-indicator:hover{background-color:#3a3a3a;border-color:#6b6b6b}.track-indicator.selected{background-color:#ff9500;border-color:#ffb733;color:#fff}.track-indicator.new{background-color:transparent;border:1px dashed #4b4b4b;color:#4b4b4b}#sequencer-pads{width:100%;max-width:400px;height:80px;margin-top:5px;margin-bottom:10px;display:none;grid-template-columns:repeat(8,1fr);gap:4px;box-sizing:border-box;flex-shrink:0}#sequencer-pads.visible{display:grid}.seq-pad{aspect-ratio:1;background-color:#2a2a2a;border-radius:5px;cursor:pointer;transition:background-color .1s}.seq-pad.active{background-color:#0f0}.seq-pad.has-saved-notes{background-color:#434343}.seq-pad.has-notes{background-color:#f90}.seq-pad.active.has-saved-notes{background-color:#5dff5d}.seq-pad.active.has-notes{background-color:#ff0}#sequencer-pads:not(.record-mode) .seq-pad:hover{background-color:#3a3a3a}#sequencer-pads:not(.record-mode) .seq-pad.active:hover,#sequencer-pads:not(.record-mode) .seq-pad.has-notes:hover,#sequencer-pads:not(.record-mode) .seq-pad.active.has-notes:hover{filter:brightness(1.2)}#sequencer-pads.record-mode .seq-pad.has-notes{cursor:pointer}#sequencer-pads.record-mode .seq-pad:not(.has-notes){cursor:default}@media(max-width:480px){#sequencer-pads{width:360px;height:70px;margin-top:5px;margin-bottom:5px}.seq-pad{border-radius:3px}}.popup{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000;transition:opacity .3s ease}.popup.hidden{display:none;opacity:0}.popup-content{background-color:#1a1a1a;border:1px solid #4b4b4b;border-radius:10px;padding:20px;color:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;max-width:90%;max-height:80%;overflow-y:auto}.menu-item{padding:15px 30px;margin:5px 0;background-color:#333;border-radius:8px;text-align:center;cursor:pointer;transition:background-color .3s;font-size:16px;letter-spacing:1px}.menu-item:hover{background-color:#ff9500}.info-popup{display:flex;flex-direction:column;gap:10px;min-width:360px;max-width:700px}.info-popup img{width:100%;height:auto;object-fit:contain;max-height:550px}.info-popup h2{margin-top:0;margin-bottom:15px;color:#ff9500;font-size:24px;letter-spacing:2px}.info-popup h3{margin-top:20px;margin-bottom:10px;color:#ffb733;font-size:20px;letter-spacing:1px}.info-popup p{margin:10px 0;font-size:20px;line-height:1.6;color:#ccc}.info-popup p strong{color:#ff9500}.info-popup ul{margin:5px 0;padding-left:20px;color:#ccc;font-size:18px;line-height:1.8}.info-popup ul ul{margin:3px 0;padding-left:20px;font-size:16px}.info-popup li{margin:5px 0}.info-popup mark{background-color:#cacfd9a6;color:#1a1a1a;padding:2px 6px;border-radius:3px;font-family:Courier New,monospace}.info-popup mark.record-only{background-color:#f6db71bd;color:#1a1a1a}@media(max-width:480px){.popup-content{max-width:80%;padding:20px}.menu-item{padding:12px 25px;font-size:14px}.info-popup{min-width:280px;max-width:50%}.info-popup h2{font-size:20px}.info-popup h3{font-size:18px}.info-popup p{font-size:16px}.info-popup ul{font-size:15px;padding-left:15px}.info-popup ul ul{font-size:14px;padding-left:15px}}