:root{
  --bg:#0e1118; --bg2:#141926; --panel:#1a2130; --panel2:#202938; --line:#2b3448;
  --txt:#e8ecf4; --dim:#9aa5bb; --acc:#2f81f7; --acc2:#1f6feb; --green:#3fb950;
  --red:#f0506e; --amber:#e3a008; --radius:10px;
}
*{box-sizing:border-box; margin:0; padding:0; -webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{background:var(--bg); color:var(--txt); font-family:Inter,system-ui,sans-serif; font-size:13px; overflow:hidden}
button{font-family:inherit; color:inherit; background:none; border:none; cursor:pointer}
input,select,textarea{font-family:inherit; font-size:13px; color:var(--txt); background:var(--bg2); border:1px solid var(--line); border-radius:8px; padding:7px 9px; outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--acc)}
.hidden{display:none!important}
::-webkit-scrollbar{width:9px;height:9px}::-webkit-scrollbar-thumb{background:#33405a;border-radius:6px}::-webkit-scrollbar-track{background:transparent}

#app{display:grid; grid-template-rows:52px 1fr 208px 78px; height:100vh}

/* ── top bar ── */
#topbar{display:flex; align-items:center; gap:8px; padding:0 12px; background:var(--bg2); border-bottom:1px solid var(--line)}
.tbtn{width:36px;height:36px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--txt);font-size:16px}
.tbtn:hover{background:var(--panel2)}
.tbtn svg{width:20px;height:20px}
.tbtn.wide{width:auto;padding:0 16px;gap:8px;font-weight:600;background:var(--panel2);border:1px solid var(--line)}
.tbtn.wide svg{width:17px;height:17px}
.tbtn.primary{background:var(--acc2);border-color:var(--acc2);color:#fff}
.tbtn.primary:hover{background:var(--acc)}
.tbtn.sm{width:30px;height:30px;font-size:13px}
.tbtn:disabled{opacity:.35;cursor:default}
.tsep{width:1px;height:24px;background:var(--line)}
.tflex{flex:1}
#projTitle{display:flex;align-items:center;gap:4px;font-weight:600;font-size:14px}
#projectName{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#aspectWrap{display:flex;align-items:center;gap:6px;background:var(--panel2);border:1px solid var(--line);border-radius:9px;padding:5px 10px}
#aspectWrap svg{width:18px;height:18px;color:var(--dim)}
#aspectWrap select{border:none;background:none;padding:2px;font-weight:600}
#saveStatus{font-size:11px;color:var(--dim);min-width:64px;text-align:center}
#btnHelp{font-weight:700;font-size:17px;border:1px solid var(--line);border-radius:50%}

/* ── main ── */
#main{display:grid; grid-template-columns:64px 218px 44px 1fr 288px; min-height:0}
#leftbar{background:var(--bg2);border-right:1px solid var(--line);display:flex;flex-direction:column;padding:8px 6px;gap:4px}
.lbtn{display:flex;flex-direction:column;align-items:center;gap:4px;padding:9px 2px;border-radius:10px;color:var(--dim);font-size:10.5px}
.lbtn svg{width:22px;height:22px}
.lbtn:hover{background:var(--panel2);color:var(--txt)}
.lbtn.active{background:var(--acc2);color:#fff}

#leftpanel{background:var(--panel);border-right:1px solid var(--line);overflow-y:auto;overflow-x:hidden}
.lpane{display:none;padding:12px}
.lpane.active{display:block}
.lpane h3{font-size:13px;margin:14px 0 8px;color:var(--txt)}
.lpane h3:first-child{margin-top:2px}
.fld{display:block;font-size:11.5px;color:var(--dim);margin:12px 0 6px}
.msubs{display:flex;gap:6px;margin-bottom:10px}
.msub{padding:6px 10px;border-radius:8px;background:var(--panel2);color:var(--dim);font-size:12px;font-weight:600}
.msub.active{background:var(--acc2);color:#fff}
.msearch{display:flex;align-items:center;gap:7px;background:var(--bg2);border:1px solid var(--line);border-radius:8px;padding:6px 9px;margin-bottom:8px}
.msearch svg{width:15px;height:15px;color:var(--dim);flex:none}
.msearch input{border:none;background:none;padding:2px;flex:1;min-width:0}
#catChips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.chip{padding:5px 10px;border-radius:14px;background:var(--panel2);font-size:11.5px;color:var(--dim)}
.chip.active{background:var(--acc2);color:#fff}
#mediaGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.mitem{background:#fff;border-radius:9px;aspect-ratio:1;display:flex;align-items:center;justify-content:center;cursor:pointer;border:2px solid transparent;overflow:hidden}
.mitem:hover{border-color:var(--acc)}
.mitem img{width:82%;height:82%;object-fit:contain;pointer-events:none}
.mitem .mname{display:none}
.muploads{display:flex;gap:8px;margin-top:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 14px;border-radius:9px;font-weight:600;font-size:13px;background:var(--panel2);border:1px solid var(--line);width:100%;margin:4px 0}
.btn:hover{filter:brightness(1.15)}
.btn.primary{background:var(--acc2);border-color:var(--acc2);color:#fff}
.btn.warn{background:#7a4a12;border-color:#a86a1c;color:#ffd98a}
.btn.danger{background:#7a1f2b;border-color:#a83246;color:#ffb3c0}
.btn.danger-t{color:#ff8fa0}
.btn.ghost{background:transparent}
.btn.sm{width:auto;padding:5px 12px;font-size:12px;margin:0}
.hint{font-size:11.5px;color:var(--dim);line-height:1.5;margin-top:8px}
.vlist .btn{text-align:left;justify-content:flex-start}
.swatches{display:flex;flex-wrap:wrap;gap:7px}
.sw{width:30px;height:30px;border-radius:8px;cursor:pointer;border:2px solid transparent}
.sw.sel{border-color:#fff}
.texlist{display:flex;flex-direction:column;gap:6px}
.tex{display:flex;align-items:center;gap:10px;padding:8px 10px;background:var(--panel2);border:1px solid var(--line);border-radius:9px;cursor:pointer;font-size:12.5px}
.tex.sel{border-color:var(--acc)}
.tex .tv{width:40px;height:26px;border-radius:5px;background:#fff;flex:none}
.chk{display:flex;align-items:center;gap:8px;font-size:12.5px;margin-top:10px;cursor:pointer}
.chk input{width:16px;height:16px;accent-color:var(--acc)}
#audioClips{margin-top:10px;display:flex;flex-direction:column;gap:8px}
.aclip{background:var(--panel2);border:1px solid var(--line);border-radius:9px;padding:8px}
.aclip .anm{font-size:12.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.aclip .arow{display:flex;gap:6px;margin-top:7px;align-items:center}
.aclip input[type=range]{flex:1;padding:0}
#recBar{display:flex;align-items:center;gap:10px;margin-top:8px;background:#3a1420;border:1px solid #a83246;border-radius:9px;padding:8px}
#recTime{font-variant-numeric:tabular-nums;font-weight:700;color:#ff8fa0}
#recMeter{flex:1;height:8px;background:#5a1a28;border-radius:5px;overflow:hidden}
#recMeter i{display:block;height:100%;width:0%;background:#ff5f7a;border-radius:5px}

/* canvas tools */
#canvasTools{background:var(--bg2);border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:8px 0;gap:6px}
.cbtn{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--dim)}
.cbtn svg{width:19px;height:19px}
.cbtn:hover{background:var(--panel2);color:var(--txt)}
.cbtn.active{background:var(--acc2);color:#fff}
#zoomLabel{font-size:10.5px;color:var(--dim);font-variant-numeric:tabular-nums}

/* stage */
#stageWrap{position:relative;background:#05070c;overflow:hidden;display:flex;align-items:center;justify-content:center;min-width:0}
#stage{background:#fff;box-shadow:0 0 40px rgba(0,0,0,.6);cursor:default;touch-action:none}
#stageMsg{position:absolute;top:14px;left:50%;transform:translateX(-50%);background:rgba(20,26,40,.92);border:1px solid var(--line);padding:8px 16px;border-radius:9px;font-size:12.5px}

/* right panel */
#rightpanel{background:var(--panel);border-left:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
#rtabs{display:flex;border-bottom:1px solid var(--line)}
.rtab{flex:1;padding:11px 4px;font-size:12.5px;font-weight:600;color:var(--dim);border-bottom:2px solid transparent}
.rtab.active{color:#fff;border-bottom-color:var(--acc);background:var(--panel2)}
.rpane{display:none;padding:12px;overflow-y:auto;flex:1}
.rpane.active{display:block}
.prow{margin-bottom:11px}
.prow label{display:block;font-size:11.5px;color:var(--dim);margin-bottom:5px}
.prow input[type=text],.prow textarea,.prow select{width:100%}
.prow textarea{resize:vertical;min-height:56px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.seg{display:flex;background:var(--bg2);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{flex:1;padding:7px 4px;color:var(--dim);font-size:12px}
.seg button.active{background:var(--acc2);color:#fff}
.tgl{position:relative;width:40px;height:22px;background:#3a4358;border-radius:12px;transition:.15s;flex:none}
.tgl::after{content:'';position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:.15s}
.tgl.on{background:var(--acc2)}
.tgl.on::after{left:21px}
.tglrow{display:flex;align-items:center;gap:9px;margin:9px 0;font-size:12.5px}
input[type=range]{accent-color:var(--acc);width:100%}
input[type=color]{padding:2px;width:42px;height:30px;background:var(--bg2);cursor:pointer}
.kv{display:flex;align-items:center;justify-content:space-between;background:var(--panel2);border:1px solid var(--line);border-radius:8px;padding:7px 9px;margin-bottom:6px;font-size:12px}
.kv .kbtns{display:flex;gap:4px}
.mini{padding:4px 9px;border-radius:7px;background:var(--bg2);border:1px solid var(--line);font-size:11.5px}
.mini:hover{border-color:var(--acc)}
.mini.danger{color:#ff8fa0}
.alrow{display:flex;gap:6px;margin:8px 0}
.alrow .mini{flex:1}
.empty-note{color:var(--dim);font-size:12px;text-align:center;padding:26px 8px;line-height:1.6}

/* timeline */
#timeline{background:var(--bg2);border-top:1px solid var(--line);display:grid;grid-template-rows:40px 1fr;min-height:0}
#tlHead{display:flex;align-items:center;gap:8px;padding:0 12px;border-bottom:1px solid var(--line)}
#btnPlay{width:38px;height:38px;border-radius:50%;background:var(--panel2);border:2px solid var(--acc);display:flex;align-items:center;justify-content:center}
#btnPlay svg{width:17px;height:17px}
#btnPlay.playing{background:var(--acc2)}
#timeLabel{font-variant-numeric:tabular-nums;font-size:12.5px;font-weight:600;min-width:118px}
#ruler{flex:1;height:100%;min-width:0}
#tlZoom{width:110px}
#tlBody{display:grid;grid-template-columns:220px 1fr;min-height:0}
#layerHead{border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
#layerSearch{margin:6px;border-radius:7px;font-size:12px;padding:6px 8px}
#layerList{overflow-y:auto;flex:1}
.lrow{display:flex;align-items:center;gap:6px;padding:5px 8px;border-bottom:1px solid #1c2333;cursor:pointer;font-size:12px}
.lrow.sel{background:#22314f}
.lrow .lnm{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lrow .lic{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;flex:none}
.lrow .l eye,.lrow button{color:var(--dim)}
.lrow button{font-size:13px;padding:2px 4px;border-radius:5px}
.lrow button:hover{background:var(--panel2);color:#fff}
.lrow button.off{color:#4a556f}
#trackScroll{overflow:auto;position:relative;background:#0b0e15}
#trackArea{position:relative;min-height:100%}
.track{position:relative;border-bottom:1px solid #1c2333;height:44px}
.track.sel{background:rgba(47,129,247,.07)}
.eblock{position:absolute;top:5px;height:34px;border-radius:7px;background:linear-gradient(180deg,#2b3a58,#22304a);border:1px solid #3b4c6e;overflow:hidden;cursor:grab;display:flex;align-items:center;gap:5px;padding:0 6px;font-size:11px;white-space:nowrap}
.eblock.sel{border-color:var(--acc);box-shadow:0 0 0 1px var(--acc)}
.eblock img{height:24px;border-radius:4px;flex:none}
.eblock .dur{position:absolute;right:4px;top:3px;background:rgba(0,0,0,.55);font-size:9.5px;padding:1px 5px;border-radius:8px;font-variant-numeric:tabular-nums}
.eblock .blabel{z-index:1}
.segm{position:absolute;top:0;bottom:0;opacity:.55;pointer-events:none}
.segm.s-wait{background:#5a6478}.segm.s-draw{background:#2f81f7}.segm.s-hold{background:#3fb950}.segm.s-exit{background:#f0506e}
.camtrack .ckey{position:absolute;top:6px;width:13px;height:13px;background:#9a7ede;transform:rotate(45deg);border-radius:3px;cursor:ew-resize;border:2px solid #0b0e15}
.camtrack .ckey:hover{background:#c4a8ff}
.eblock .eh{position:absolute;top:0;bottom:0;width:9px;cursor:ew-resize;z-index:2}
.eblock .eh.l{left:0;border-radius:7px 0 0 7px}.eblock .eh.r{right:0;border-radius:0 7px 7px 0}
.eblock .eh:hover{background:rgba(47,129,247,.5)}
.eblock.audio{background:linear-gradient(180deg,#1d5c33,#174a29);border-color:#2c7a45}
.eblock.audio canvas{position:absolute;inset:0;width:100%;height:100%}
#playhead{position:absolute;top:0;bottom:0;width:2px;background:#fff;z-index:20;pointer-events:none;box-shadow:0 0 6px rgba(255,255,255,.6)}
#playhead::before{content:'';position:absolute;top:0;left:-6px;border:7px solid transparent;border-top:9px solid #fff}

/* bottom bar */
#bottombar{background:var(--bg2);border-top:1px solid var(--line);display:flex;align-items:stretch;padding:6px 8px;gap:2px;overflow-x:auto}
.bbtn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-width:64px;border-radius:10px;color:var(--dim);font-size:10.5px;padding:4px 6px}
.bbtn:hover{background:var(--panel2);color:var(--txt)}
.bbtn.active{background:var(--panel2);color:#fff;box-shadow:inset 0 0 0 1px var(--acc)}
.bbtn.primary .bic{background:var(--acc2)!important;color:#fff!important}
.bic{width:34px;height:34px;border-radius:10px;background:var(--panel2);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;color:#fff}

/* popover / modal / toast */
#popRoot{position:fixed;inset:0;pointer-events:none;z-index:200}
.pop{position:absolute;pointer-events:auto;background:var(--panel);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.6);padding:10px;min-width:200px;max-width:320px;max-height:60vh;overflow-y:auto}
.pop h4{font-size:12px;color:var(--dim);margin:4px 2px 8px;text-transform:uppercase;letter-spacing:.5px}
.pop .pitem{display:flex;align-items:center;gap:9px;width:100%;text-align:left;padding:8px 9px;border-radius:8px;font-size:13px}
.pop .pitem:hover{background:var(--panel2)}
.pop .pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}
.pop .pgrid .mitem{aspect-ratio:1}
.handthumb{width:100%;aspect-ratio:1;object-fit:contain;background:#fff;border-radius:8px;cursor:pointer;border:2px solid transparent}
.handthumb.sel{border-color:var(--acc)}
#modalRoot{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;background:rgba(4,6,10,.7)}
#modalRoot.open{display:flex}
.modal{background:var(--panel);border:1px solid var(--line);border-radius:14px;width:min(560px,92vw);max-height:86vh;display:flex;flex-direction:column;box-shadow:0 20px 60px rgba(0,0,0,.7)}
.modal header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);font-weight:700;font-size:15px}
.modal .mbody{padding:16px 18px;overflow-y:auto}
.modal footer{display:flex;justify-content:flex-end;gap:8px;padding:12px 18px;border-top:1px solid var(--line)}
.modal footer .btn{width:auto;margin:0}
.plist{display:flex;flex-direction:column;gap:7px}
.proj{display:flex;align-items:center;gap:10px;background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.proj .pn{flex:1;font-weight:600}
.proj .pmeta{font-size:11px;color:var(--dim)}
.prog{height:8px;background:var(--bg2);border-radius:5px;overflow:hidden;margin:10px 0}
.prog i{display:block;height:100%;background:var(--acc);width:0%}
#toastRoot{position:fixed;bottom:96px;left:50%;transform:translateX(-50%);z-index:400;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:#1d2536;border:1px solid var(--line);padding:10px 18px;border-radius:10px;font-size:13px;box-shadow:0 8px 24px rgba(0,0,0,.5);animation:tin .2s}
.toast.err{border-color:var(--red);color:#ffb3c0}
@keyframes tin{from{opacity:0;transform:translateY(8px)}}
.kbd{background:var(--bg2);border:1px solid var(--line);border-radius:5px;padding:1px 7px;font-size:11.5px;font-family:monospace}
.scut{display:flex;justify-content:space-between;padding:6px 2px;font-size:12.5px;border-bottom:1px solid #1c2333}
.chartrow{display:flex;gap:6px;margin-bottom:6px}
.chartrow input{flex:1}
body.light{--bg:#eef1f6;--bg2:#ffffff;--panel:#f6f8fc;--panel2:#e8edf5;--line:#d4dbe7;--txt:#141a26;--dim:#5c6a82}
body.light #stageWrap{background:#c9d2e2}
body.light .mitem{background:#fff}
body.light .toast{background:#fff}
@media (max-width:1100px){ #main{grid-template-columns:56px 190px 40px 1fr 250px} }
#fsPreview{position:fixed;inset:0;background:#000;z-index:200;display:flex;align-items:center;justify-content:center;outline:none}
#fsPreview canvas{width:100%;height:100%;object-fit:contain}
#fsExit{position:absolute;top:14px;right:14px}
.fsctl{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:10px;align-items:center;background:rgba(20,24,32,.85);padding:8px 14px;border-radius:10px;color:#fff;font-size:13px}
.mitem{position:relative}
.mstar{position:absolute;top:4px;right:4px;border:0;background:rgba(20,24,32,.55);color:#8a8f9c;border-radius:50%;width:24px;height:24px;font-size:14px;cursor:pointer;line-height:1}
.mstar.on{color:#ffc400;background:rgba(20,24,32,.85)}