:root{--bg:#11141a;--panel:#191e27;--panel-2:#212733;--panel-3:#272f3d;--border:#333c4e;--text:#e4eaf4;--muted:#9aa5b8;--muted-2:#667287;--accent:#2dd4bf;--accent-2:#f4b84a;--danger:#f45f72;--focus:#2dd4bf42;--topbar-height:58px;--transport-height:54px}*{box-sizing:border-box}html,body{background:var(--bg);width:100%;height:100%;color:var(--text);overscroll-behavior:none;-webkit-text-size-adjust:100%;margin:0;font-family:Segoe UI,system-ui,-apple-system,sans-serif;overflow:hidden}button,input,select{font:inherit}button{min-height:34px}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}#app{flex-direction:column;min-width:920px;height:100dvh;display:flex}#topbar{z-index:45;height:var(--topbar-height);border-bottom:1px solid var(--border);background:#161b24;flex:none;grid-template-columns:auto minmax(240px,1fr) auto;align-items:center;gap:18px;padding:10px 16px;display:grid;position:relative}.topbar-meta{justify-content:flex-end;align-items:center;gap:10px;min-width:0;display:flex}.topbar-guide-link{border:1px solid var(--border);background:var(--panel-2);min-height:34px;color:var(--text);white-space:nowrap;border-radius:7px;align-items:center;padding:0 11px;font-size:12px;font-weight:700;text-decoration:none;display:inline-flex}.topbar-guide-link:hover{border-color:var(--accent);background:#2dd4bf1f}.topbar-guide-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.mobile-panel-nav,.mobile-rail-head,.rail-backdrop{display:none}.brand{white-space:nowrap;align-items:center;gap:10px;display:flex}.brand-mark{background:var(--accent);color:#071f1d;letter-spacing:0;border-radius:7px;place-items:center;width:32px;height:32px;font-size:13px;font-weight:800;display:inline-grid}.title-field{grid-template-columns:auto 1fr;align-items:center;gap:9px;min-width:0;display:grid}.title-field span,.field span,.compact-field span{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:11px;font-weight:700}.title-field input{border:1px solid var(--border);background:var(--panel-2);width:100%;min-width:0;height:36px;color:var(--text);border-radius:7px;padding:7px 10px}.project-stats{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap;font-size:13px}#workspace{flex:1;grid-template-columns:292px minmax(0,1fr) 252px;min-height:0;display:grid}#left-rail,#right-rail{background:var(--panel);overscroll-behavior:contain;-webkit-overflow-scrolling:touch;min-height:0;padding:12px;overflow-y:auto}#left-rail{border-right:1px solid var(--border)}#right-rail{border-left:1px solid var(--border)}.panel{border:1px solid var(--border);background:#ffffff05;border-radius:8px;margin-bottom:12px;padding:10px}.panel h2{color:var(--muted);letter-spacing:.1em;text-transform:uppercase;margin:0 0 10px;font-size:11px}.button-grid{grid-template-columns:1fr 1fr;gap:8px;display:grid}.primary-btn,.ghost-btn,.danger-btn,.tool-btn{cursor:pointer;border-radius:7px}.primary-btn{background:var(--accent);color:#061d1a;border:1px solid #0000;font-weight:800}.primary-btn:hover{filter:brightness(1.08)}.ghost-btn{border:1px solid var(--border);background:var(--panel-2);color:var(--text)}.ghost-btn:hover,.tool-btn:hover{border-color:var(--accent)}.danger-btn{color:#ffd7dd;background:#f45f7221;border:1px solid #f45f7280;width:100%;font-weight:700}.field{flex-direction:column;gap:5px;margin-top:10px;display:flex}.field.inline{grid-template-columns:minmax(74px,1fr) 92px;align-items:center;gap:8px;display:grid}.field-pair{grid-template-columns:1fr 1fr;gap:8px;display:grid}.field-pair .field.inline{flex-direction:column;align-items:stretch;display:flex}.field input,.field select,.compact-field input,.compact-field select{border:1px solid var(--border);background:var(--panel-2);width:100%;min-width:0;color:var(--text);border-radius:7px;padding:7px 8px}input[type=range]{accent-color:var(--accent)}.status-line{min-height:18px;color:var(--muted);margin-top:9px;font-size:12px;line-height:1.35}.status-line.error{color:var(--danger)}.layers-panel{min-height:250px}.layer-list{flex-direction:column;gap:7px;display:flex}.layer-row{border:1px solid var(--border);background:var(--panel-2);border-radius:7px;grid-template-columns:18px minmax(0,1fr) 30px 30px 30px;grid-template-areas:"swatch name name name name""swatch offset on lock remove";align-items:center;gap:6px;padding:7px;display:grid}.layer-row.active{border-color:var(--accent);box-shadow:0 0 0 2px var(--focus)}.layer-swatch{border-radius:4px;grid-area:swatch;width:12px;height:100%;min-height:24px}.layer-name{min-width:0;color:var(--text);background:0 0;border:0;border-bottom:1px solid #0000;grid-area:name;padding:3px 0;font-size:12.5px}.layer-name:focus{border-bottom-color:var(--accent);outline:none}.layer-offset{border:1px solid var(--border);width:100%;color:var(--text);font-variant-numeric:tabular-nums;background:#151a23;border-radius:6px;grid-area:offset;padding:5px;font-size:12px}.layer-offset:invalid{border-color:var(--border);box-shadow:none}.layer-row button:first-of-type{grid-area:on}.layer-row button:nth-of-type(2){grid-area:lock}.layer-row button:nth-of-type(3){grid-area:remove}.icon-toggle,.icon-danger{border:1px solid var(--border);width:30px;height:30px;color:var(--muted);cursor:pointer;background:#151a23;border-radius:7px;place-items:center;display:grid}.icon-toggle.on{color:var(--accent);border-color:#2dd4bf8c}.icon-danger:hover{color:var(--danger);border-color:#f45f728c}#stage{grid-template-rows:auto minmax(0, 1fr) var(--transport-height);background:var(--bg);min-width:0;min-height:0;display:grid;overflow:hidden}#editor-toolbar,#transport{background:#151922;align-items:center;gap:10px;min-width:0;padding:9px 12px;display:flex}#editor-toolbar{border-bottom:1px solid var(--border);flex-wrap:wrap;row-gap:8px;overflow:hidden}#transport{border-top:1px solid var(--border);overflow:hidden}.segmented{border:1px solid var(--border);border-radius:8px;flex:none;display:flex;overflow:hidden}.tool-btn{border:0;border-right:1px solid var(--border);background:var(--panel-2);min-width:70px;color:var(--muted)}.tool-btn:last-child{border-right:0}.tool-btn.active{color:var(--text);background:#2dd4bf2b}.mobile-pan-tool{display:none}.compact-field{flex:none;grid-template-columns:auto minmax(74px,1fr);align-items:center;gap:7px;display:grid}.slider-field{min-width:142px}.time-readout{color:var(--accent-2);font-variant-numeric:tabular-nums;text-align:right;flex:none;min-width:92px;margin-left:auto;font-weight:800}#canvas-shell{min-height:0;position:relative}#editor-canvas{cursor:crosshair;touch-action:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;width:100%;height:100%;display:block}#editor-canvas.sheet-mode{cursor:pointer}#editor-canvas.pan-mode{cursor:grab}#editor-canvas.pan-mode:active{cursor:grabbing}.transport-btn{min-width:74px}#time-slider{flex:1;min-width:120px}.audio-name{width:180px;color:var(--muted);white-space:nowrap;text-overflow:ellipsis;font-size:12px;overflow:hidden}.selection-form{flex-direction:column;gap:2px;display:flex}.hidden{display:none!important}.wide-btn{width:100%;margin-top:8px;padding:9px 8px}.check-field{color:var(--muted);cursor:pointer;align-items:center;gap:7px;margin-top:9px;font-size:12px;display:flex}.check-field input{width:14px;height:14px;accent-color:var(--accent);cursor:pointer}.primary-btn:disabled{opacity:.55;cursor:progress;filter:none}#bar-form .button-grid,#remove-bars-btn{margin-top:8px}#bar-range{color:var(--text);font-weight:600}.ghost-btn:disabled{opacity:.45;cursor:not-allowed;border-color:var(--border)}.ghost-btn.active-toggle{color:#ffd7dd;border-color:#f45f728c}.overlay{z-index:50;background:#080a0fb8;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.overlay-card{overscroll-behavior:contain;-webkit-overflow-scrolling:touch;border:1px solid var(--border);background:var(--panel);border-radius:12px;width:min(620px,100%);max-height:90vh;padding:16px 18px 18px;overflow-y:auto;box-shadow:0 24px 60px #00000080}.overlay-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.overlay-head h2{margin:0;font-size:17px}.overlay-head .ghost-btn{min-width:38px;padding:0 10px}.overlay-copy{color:var(--muted);margin:8px 0 14px;font-size:12.5px;line-height:1.45}.kit-packs{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px;padding-bottom:12px;display:flex}.kit-packs .ghost-btn{padding:0 12px}.kit-rows{flex-direction:column;gap:7px;display:flex}.kit-row{grid-template-columns:10px 92px minmax(0,1fr) 34px auto 34px;align-items:center;gap:8px;display:grid}.kit-swatch{border-radius:3px;width:10px;height:22px}.kit-lane{color:var(--muted);letter-spacing:.04em;font-size:12px;font-weight:700}.kit-row select{border:1px solid var(--border);background:var(--panel-2);width:100%;min-width:0;color:var(--text);border-radius:7px;padding:6px 8px;font-size:12.5px}.kit-icon-btn{border:1px solid var(--border);min-height:30px;color:var(--muted);cursor:pointer;background:#151a23;border-radius:7px;padding:0 8px}.kit-icon-btn:hover{border-color:var(--accent);color:var(--text)}.kit-remove:hover{color:var(--danger);border-color:#f45f728c}.kit-import{border:1px dashed var(--border);color:var(--muted);white-space:nowrap;cursor:pointer;border-radius:7px;padding:6px 10px;font-size:12px}.kit-import:hover{border-color:var(--accent);color:var(--text)}.overlay-actions{justify-content:flex-end;gap:8px;margin-top:14px;display:flex}.overlay-actions button{padding:0 16px}#active-layer-box{border:1px solid var(--border);background:var(--panel-2);border-radius:7px;min-height:34px;padding:7px}@media (width<=1120px),(height<=520px) and (orientation:landscape){:root{--mobile-rail-width:min(330px, calc(100vw - 56px))}#app{min-width:0}#workspace{grid-template-columns:minmax(0,1fr)}.mobile-panel-nav{align-items:center;gap:7px;display:flex}.mobile-panel-btn{white-space:nowrap;min-height:38px;padding:0 12px}.mobile-panel-btn[aria-expanded=true]{border-color:var(--accent);color:var(--text);background:#2dd4bf24}.mobile-rail-head{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;margin:0 0 10px;padding:0 2px 10px;display:flex}.mobile-rail-head strong{letter-spacing:.04em;font-size:13px}.mobile-rail-close{min-width:40px;min-height:40px;padding:0 10px;font-size:22px;line-height:1}.rail-backdrop{inset:var(--topbar-height) 0 0;z-index:35;opacity:0;pointer-events:none;background:#080a0f9e;border:0;border-radius:0;min-height:0;transition:opacity .16s;position:fixed}body.mobile-rail-open .rail-backdrop{opacity:1;pointer-events:auto;display:block}body.mobile-left-open .rail-backdrop{left:var(--mobile-rail-width)}body.mobile-right-open .rail-backdrop{right:var(--mobile-rail-width)}#left-rail,#right-rail{top:var(--topbar-height);z-index:40;width:var(--mobile-rail-width);visibility:hidden;padding:12px;transition:transform .18s,visibility .18s step-end;display:block;position:fixed;bottom:0;box-shadow:0 18px 44px #0000007a}#left-rail{padding-left:max(12px, env(safe-area-inset-left));border-right:1px solid var(--border);left:0;transform:translate(-104%)}#right-rail{padding-right:max(12px, env(safe-area-inset-right));border-left:1px solid var(--border);right:0;transform:translate(104%)}body.mobile-left-open #left-rail,body.mobile-right-open #right-rail{visibility:visible;transition:transform .18s,visibility;transform:translate(0)}#editor-toolbar{scrollbar-width:none;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;flex-wrap:nowrap;overflow:auto hidden}#editor-toolbar:after{content:"";flex:0 0 2px}.time-readout{margin-left:0}#editor-toolbar::-webkit-scrollbar{display:none}.mobile-pan-tool{display:block}}@media (width<=760px),(height<=520px) and (orientation:landscape){:root{--topbar-height:48px;--transport-height:calc(50px + env(safe-area-inset-bottom))}#topbar{padding:6px max(8px, env(safe-area-inset-right)) 6px max(8px, env(safe-area-inset-left));grid-template-columns:auto minmax(150px,1fr) auto;gap:8px}.brand strong,.title-field>span,.project-stats{display:none}.brand{gap:0}.brand-mark{width:34px;height:34px}.title-field{display:block}.title-field input{height:38px;padding:6px 9px}.topbar-meta{gap:6px}.topbar-guide-link{min-height:38px;padding:0 9px;font-size:11px}.mobile-panel-nav{gap:5px}.mobile-panel-btn{min-height:38px;padding:0 10px;font-size:13px}#editor-toolbar,#transport{gap:7px;padding:5px 8px}#transport{padding-bottom:calc(5px + env(safe-area-inset-bottom))}#stage{margin-right:env(safe-area-inset-right);margin-left:env(safe-area-inset-left)}#editor-toolbar{min-height:48px}button,.field input,.field select,.compact-field input,.compact-field select{min-height:40px}.tool-btn{min-width:60px;padding:0 10px}.compact-field{grid-template-columns:auto minmax(68px,1fr);gap:5px}.slider-field{min-width:132px}.time-readout{text-align:center;min-width:84px;font-size:13px}.transport-btn{min-width:68px}#time-slider{min-width:110px}.audio-name{width:132px}input[type=range]{min-height:38px}#left-rail,#right-rail{padding:10px;padding-bottom:max(10px, env(safe-area-inset-bottom))}.panel{margin-bottom:10px}.overlay{padding:8px}.overlay-card{width:min(720px,100%);max-height:calc(100dvh - 16px);padding:12px}.overlay-copy{margin-bottom:10px}.overlay-head{z-index:2;background:var(--panel);padding:10px 0 8px;position:sticky;top:-12px}.overlay-actions{z-index:2;background:var(--panel);margin-bottom:-12px;padding:9px 0 12px;position:sticky;bottom:-12px}.kit-row{grid-template-columns:8px 82px minmax(120px,1fr) 40px auto 40px;gap:6px}.kit-icon-btn{min-height:40px}}@media (width<=620px) and (orientation:landscape){#topbar{grid-template-columns:auto minmax(100px,1fr) auto}.mobile-panel-btn{padding:0 8px}.topbar-guide-link,.audio-name{display:none}}@media (prefers-reduced-motion:reduce){.rail-backdrop,#left-rail,#right-rail{transition:none}}@media (pointer:coarse){#topbar{padding-top:7px;padding-bottom:7px}button,.icon-toggle,.icon-danger,.kit-icon-btn{min-width:44px;min-height:44px}.icon-toggle,.icon-danger{width:44px;height:44px}.layer-row{grid-template-columns:18px minmax(0,1fr) 44px 44px 44px}.layer-name,.layer-offset,.kit-row select,.field input,.field select,.compact-field select{font-size:16px}.check-field input{width:22px;height:22px}input[type=range]{min-height:44px}}@media (pointer:coarse) and (height<=520px) and (orientation:landscape){:root{--topbar-height:52px;--transport-height:calc(54px + env(safe-area-inset-bottom))}#topbar{padding-top:4px;padding-bottom:4px}.title-field input,.mobile-panel-btn{height:44px;min-height:44px}.kit-row{grid-template-columns:8px 82px minmax(120px,1fr) 44px auto 44px}}.community-link{color:var(--accent);margin-top:8px;font-size:13px;text-decoration:none;display:block}.community-link:hover{text-decoration:underline}.share-hint{color:var(--muted-2);margin:-2px 0 10px;font-size:12.5px}.share-hint-inline{color:var(--muted-2);font-weight:400}.share-genre-set{border:0;margin:0 0 12px;padding:0}.share-genre-set legend{color:var(--muted);margin-bottom:7px;padding:0;font-size:13px}.share-genres{grid-template-columns:repeat(auto-fill,minmax(136px,1fr));gap:5px;display:grid}.share-genre{border:1px solid var(--border);background:var(--panel-2);cursor:pointer;border-radius:8px;align-items:center;gap:7px;min-height:38px;padding:6px 9px;font-size:13px;display:flex}.share-genre:has(input:checked){border-color:var(--accent);background:var(--panel-3)}.share-genre:has(input:disabled){opacity:.45;cursor:default}.share-genre input{accent-color:var(--accent);width:16px;height:16px;margin:0}.share-hp{width:1px;height:1px;position:absolute;left:-9999px;overflow:hidden}.share-notice{color:var(--muted);margin:0 0 10px;font-size:12.5px}#share-status a{color:var(--accent);overflow-wrap:anywhere}