:root{--bg:#0d1014;--panel:#171b21;--line:#303640;--text:#f2f5f7;--muted:#9ba6b4;--accent:#79efd5;--danger:#ff6e78}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.4 Segoe UI,Arial,sans-serif;min-width:1000px}button,input,select{font:inherit}button{background:#20252d;color:var(--text);border:1px solid #3a424e;border-radius:7px;padding:8px 12px;cursor:pointer}button:hover{border-color:#738094}.accent{background:var(--accent);border-color:var(--accent);color:#071512;font-weight:700}.danger{color:#ff9aa1}header{height:72px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 26px;background:#101319}.brand{display:flex;gap:12px;align-items:center}.brand>b{display:grid;place-items:center;background:var(--accent);color:#09211d;width:42px;height:42px;border-radius:10px;font-size:22px}.brand strong{display:block;letter-spacing:.22em;font-size:18px}.brand span{font-size:10px;letter-spacing:.22em;color:#b6c4d6}.project{display:flex;gap:8px}.project input{width:220px;background:#171b21;border:1px solid var(--line);border-radius:7px;color:var(--text);padding:8px 10px}main{display:grid;grid-template-columns:112px minmax(650px,1fr) 300px;gap:14px;padding:14px;height:calc(100vh - 290px);min-height:520px}.tools,.inspector,.work{background:var(--panel);border:1px solid var(--line);border-radius:11px}.tools{padding:12px;display:flex;flex-direction:column;gap:7px}.tools h2{font-size:13px;margin:3px 0 8px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}.tools button{display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 5px}.tools i{font-size:19px;font-style:normal}.tools span{font-size:11px}.tools hr{width:100%;border:0;border-top:1px solid var(--line)}.help{margin-top:auto;color:var(--muted);font-size:11px}.help b,.help span{display:block;margin-top:5px}.work{padding:12px;display:flex;flex-direction:column;min-width:0}.stage-head,.transport{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:12px}.stage{position:relative;aspect-ratio:16/9;margin:10px 0;border:1px solid #48515f;border-radius:8px;overflow:hidden}.stage svg{width:100%;height:100%;display:block;touch-action:none}.checker{background-color:#15191f;background-image:linear-gradient(45deg,#202630 25%,transparent 25%),linear-gradient(-45deg,#202630 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#202630 75%),linear-gradient(-45deg,transparent 75%,#202630 75%);background-size:28px 28px;background-position:0 0,0 14px,14px -14px,-14px 0}.dark{background:#05070a}.light{background:#e8edf2}.transport label{display:flex;align-items:center;gap:8px}.transport select{background:#20252d;color:var(--text);border:1px solid var(--line);padding:7px;border-radius:6px}#empty{position:absolute;inset:0;display:grid;place-items:center;color:#75808e;pointer-events:none}.inspector{padding:18px;overflow:auto}.panel-title,.timeline-title{display:flex;align-items:center;justify-content:space-between}.panel-title{padding-bottom:13px;border-bottom:1px solid var(--line);margin-bottom:14px}.panel-title h2{font-size:17px;margin:0}.panel-title span{font-size:9px;color:var(--accent);letter-spacing:.12em}.inspector label{display:block;color:var(--muted);font-size:11px;margin:10px 0}.inspector input,.inspector select{display:block;width:100%;margin-top:4px;padding:8px;background:#0f1217;color:var(--text);border:1px solid #3a424d;border-radius:6px}.inspector input[type=color]{height:38px;padding:3px}.pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}.wide{width:100%;margin-top:14px}.tip,#no-selection{color:var(--muted);font-size:12px}.timeline{height:184px;margin:0 14px;display:grid;grid-template-columns:300px 1fr;border:1px solid var(--line);border-radius:10px;background:var(--panel);overflow:hidden}.layers{border-right:1px solid var(--line);padding:10px}.timeline-title{height:30px;color:var(--muted);font-size:12px}.track-area .timeline-title{gap:12px}.track-area .timeline-title b{margin-right:auto}.timeline-title button{padding:2px 8px}.timeline-title label{margin-left:auto}.timeline-title input{width:55px;background:#0e1116;color:var(--text);border:1px solid var(--line);border-radius:4px}.layer-item{display:flex;align-items:center;gap:8px;padding:7px;border-radius:5px;margin:3px 0;cursor:pointer}.layer-item.selected{background:#273139;color:var(--accent)}.layer-item i{font-style:normal;width:20px;text-align:center}.track-area{position:relative;padding:10px 16px}.ruler{height:30px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;color:#778290;font-size:10px}#time{width:100%;margin:18px 0;accent-color:var(--accent)}#keymarks{position:absolute;left:16px;right:16px;top:83px;height:18px;pointer-events:auto}.keymark{position:absolute;width:11px;height:11px;padding:0;background:#ffcf65;transform:translateX(-50%) rotate(45deg);border:1px solid #5b471c;border-radius:1px;cursor:grab;touch-action:none}#message{height:34px;margin:8px 20px;color:var(--accent);font-size:12px}.selected-node{outline:none}.selection-box{fill:none;stroke:#79efd5;stroke-width:3;stroke-dasharray:10 7;pointer-events:none}@media(max-width:1150px){main{grid-template-columns:100px 1fr 260px}.project input{display:none}}

.inspector .check-row{display:flex;align-items:center;gap:8px}.inspector .check-row input{display:inline-block;width:auto;margin:0}
.timeline{height:250px}.layers{display:flex;flex-direction:column;min-height:0}.layers .timeline-title{flex:0 0 30px}#layer-list{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding-right:5px;scrollbar-width:auto;scrollbar-color:#596777 #20262e}#layer-list::-webkit-scrollbar{width:12px}#layer-list::-webkit-scrollbar-track{background:#20262e;border-radius:8px}#layer-list::-webkit-scrollbar-thumb{background:#596777;border-radius:8px;border:2px solid #20262e}.layer-item{min-height:34px;flex:0 0 auto}
#time{appearance:none;-webkit-appearance:none;height:34px;margin:10px 0;background:transparent;cursor:pointer;position:relative;z-index:1}#time::-webkit-slider-runnable-track{height:9px;background:#4a5562;border:1px solid #7c8998;border-radius:10px}#time::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;margin-top:-7px;border-radius:50%;background:var(--accent);border:2px solid #0b1715;box-shadow:0 0 0 2px #79efd544;cursor:grab}#time::-moz-range-track{height:9px;background:#4a5562;border:1px solid #7c8998;border-radius:10px}#time::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--accent);border:2px solid #0b1715;cursor:grab}
#keymarks{top:71px;height:34px}.keymark{width:28px;height:32px;background:transparent;border:0;border-radius:0;transform:translateX(-50%);cursor:grab}.keymark::after{content:"";position:absolute;left:8px;top:8px;width:13px;height:13px;background:#ffcf65;border:1px solid #5b471c;border-radius:2px;transform:rotate(45deg);box-shadow:0 0 0 2px #ffcf6530}.keymark:hover::after,.keymark:focus-visible::after{background:#ffe29a;box-shadow:0 0 0 4px #ffcf6540}.keymark:active{cursor:grabbing}