*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#0d1015;color:#e9edf3;font:14px system-ui,-apple-system,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}button{border:1px solid #343b47;background:#1b2028;color:#e9edf3;border-radius:7px;min-height:34px;padding:6px 10px;cursor:pointer}button:hover{background:#252c36}button:active{transform:translateY(1px)}button.accent{background:#6545d8;border-color:#8064ef}.primary{background:#273241}.topbar{height:58px;display:flex;align-items:center;gap:14px;padding:8px 12px;border-bottom:1px solid #2c333e;background:#11151b}.brand{display:flex;align-items:center;gap:9px;min-width:190px}.brand-mark{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:#222938;font-size:20px}.brand strong,.brand small{display:block}.brand small{color:#8e98a8;font-size:11px}.project-title{display:flex;align-items:center;gap:8px;flex:1;min-width:100px}.project-title span{font-weight:650;white-space:nowrap}.project-title input{width:220px;background:#171c23;border:1px solid #303743;color:#dce1e9;border-radius:6px;padding:7px}.top-actions{display:flex;gap:5px;flex-wrap:nowrap}.workspace{height:calc(100vh - 58px);display:grid;grid-template-columns:270px minmax(360px,1fr) 300px;min-height:0}.panel{min-height:0;background:#12161c;border-right:1px solid #2b323c}.right-panel{border-right:0;border-left:1px solid #2b323c}.left-panel,.right-panel{overflow:auto;padding:10px}.panel-head{height:32px;display:flex;justify-content:space-between;align-items:center;font-weight:700;margin-bottom:8px}.mobile-close{display:none}.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:5px}.tool{text-align:left;display:flex;align-items:center;gap:7px;min-height:39px}.tool.active{background:#2e3650;border-color:#6d78a7;box-shadow:inset 3px 0 #8c9cff}.tool span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.center-tool{grid-column:1/-1}.card{background:#171c23;border:1px solid #2b333e;border-radius:9px;padding:9px;margin-top:9px}.card h3{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#aab3c1;margin:0 0 8px}.section-title{display:flex;align-items:center;justify-content:space-between}.section-title h3{margin:0}.card label{display:block;color:#aab3c1;font-size:12px;margin:7px 0}.card input:not([type=color]):not([type=checkbox]),.card select,.dialog input,.dialog select,.dialog textarea{width:100%;background:#10141a;border:1px solid #333b47;color:#e8ecf2;border-radius:6px;padding:7px;margin-top:4px}.card input[type=range]{width:100%}.button-row{display:flex;gap:5px;margin-top:7px}.button-row>*{flex:1}.button-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}.wide{width:100%;margin-top:7px}.canvas-area{display:flex;flex-direction:column;min-width:0;border-right:1px solid #2b323c}.canvas-toolbar{display:flex;gap:7px;justify-content:space-between;flex-wrap:wrap;padding:8px;border-bottom:1px solid #2b323c;background:#151a21}.toolbar-group{display:flex;gap:4px}.toolbar-group button{min-width:34px}.canvas-stage{position:relative;flex:1;min-height:0;overflow:auto;background-color:#0b0e13;background-image:linear-gradient(45deg,#12161c 25%,transparent 25%),linear-gradient(-45deg,#12161c 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#12161c 75%),linear-gradient(-45deg,transparent 75%,#12161c 75%);background-size:24px 24px;background-position:0 0,0 12px,12px -12px,-12px 0;display:flex;align-items:center;justify-content:center;padding:80px}.canvas-wrapper{position:relative;flex:0 0 auto;box-shadow:0 0 0 1px #58606c,0 12px 35px #0008}.canvas-wrapper canvas{display:block;image-rendering:pixelated;image-rendering:crisp-edges;background:transparent;touch-action:none}.ruler{position:absolute;pointer-events:none;color:#687384;font-size:10px;z-index:2}.ruler.top{top:0;left:0;right:0;height:25px;border-bottom:1px solid #252c35}.ruler.left{left:0;top:0;bottom:0;width:25px;border-right:1px solid #252c35}.guide{position:absolute;display:none;pointer-events:none;background:#73b9ff99;z-index:3}.canvas-rulers-visible .ruler{display:block}.canvas-guides-visible .guide{display:block}.guide.vertical{top:0;bottom:0;width:1px}.guide.horizontal{left:0;right:0;height:1px}.statusbar{height:29px;display:flex;align-items:center;gap:14px;padding:0 9px;border-top:1px solid #2b323c;color:#8d97a6;font-size:11px;white-space:nowrap;overflow:hidden}.statusbar span:last-child{margin-left:auto}.swatches{display:flex;gap:4px;flex-wrap:wrap;min-height:24px}.swatches button{width:24px;height:24px;min-height:24px;padding:0;border-radius:4px}.swatches.large button{width:28px;height:28px}.color-main{display:grid;grid-template-columns:42px 1fr auto;gap:8px;align-items:center}.color-main input[type=color]{width:42px;height:38px;padding:2px;background:#10141a;border:1px solid #343b47;border-radius:6px}.color-main #colorPreview{width:100%;height:28px;border-radius:5px;border:1px solid #343b47;background:#000}.stack{display:flex;flex-direction:column;gap:4px;max-height:220px;overflow:auto}.layer-item{display:flex;align-items:center;gap:7px;padding:7px;border:1px solid #303844;border-radius:6px;background:#12171e;cursor:pointer}.layer-item.active{border-color:#7582ad;background:#252c3a}.layer-eye,.layer-lock{width:22px;text-align:center}.frames{display:flex;gap:5px;overflow:auto;min-height:42px}.frame{min-width:38px;height:38px;display:grid;place-items:center;border:1px solid #303844;border-radius:6px;background:#11161d;cursor:pointer}.frame.active{border-color:#8b99d4;background:#2b3347}.modal{position:fixed;inset:0;background:#05070bcc;display:grid;place-items:center;padding:16px;z-index:50}.modal.hidden{display:none}.dialog{width:min(520px,100%);max-height:90vh;overflow:auto;background:#171c23;border:1px solid #38414e;border-radius:12px;padding:16px;box-shadow:0 25px 80px #0009}.dialog h2{margin:0 0 12px}.dialog textarea{min-height:130px;resize:vertical}.new-sizes{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:12px 0}.background-options{display:grid;grid-template-columns:repeat(2,1fr);gap:7px;margin:12px 0}.ai-settings{display:grid;gap:6px;margin:8px 0}.ai-dialog{width:min(700px,100%)}#aiLog{min-height:70px;max-height:180px;overflow:auto;background:#0d1116;padding:8px;border-radius:6px;color:#aeb8c6}.tileset-layout{display:grid;grid-template-columns:1fr 160px;gap:12px}.tileset-library{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;max-height:350px;overflow:auto}.tileset-tile{display:flex;flex-direction:column;gap:4px;align-items:center}.tileset-tile canvas{width:52px;height:52px;image-rendering:pixelated;background:#0d1116}.large-dialog{width:min(850px,100%)}#tileCanvas,#tilesetPreviewCanvas,#animationPreviewCanvas,#spritePreview{image-rendering:pixelated;max-width:100%;background:#0d1116;border:1px solid #333b47}output{float:right;color:#c0c8d4}.mobile-bar{display:none}
@media(max-width:1100px){.workspace{grid-template-columns:235px minmax(300px,1fr) 260px}.top-actions button:nth-child(2),.top-actions button:nth-child(3){display:none}.brand{min-width:160px}}
@media(max-width:900px){html,body{overflow:hidden}.topbar{height:54px;padding:7px 8px}.brand{min-width:auto}.brand strong{font-size:13px}.brand small,.project-title{display:none}.top-actions{margin-left:auto}.top-actions button:nth-child(-n+4){display:none}.top-actions #aiBtn{display:block}.workspace{height:calc(100vh - 100px);display:block;position:relative}.left-panel,.right-panel{position:absolute;top:0;bottom:0;width:min(88vw,330px);z-index:20;box-shadow:0 15px 45px #000b;display:none}.left-panel{left:0}.right-panel{right:0}.mobile-tools-open .left-panel,.mobile-inspector-open .right-panel{display:block}.canvas-area{height:100%;width:100%;border:0}.mobile-bar{height:46px;display:flex;align-items:center;gap:5px;padding:5px 7px;background:#11151b;border-bottom:1px solid #2c333e}.mobile-bar button{flex:1;min-height:36px}.canvas-toolbar{overflow-x:auto;flex-wrap:nowrap;justify-content:flex-start}.canvas-toolbar .toolbar-group{flex:0 0 auto}.canvas-stage{padding:50px 35px}.statusbar{gap:8px}.statusbar span:nth-child(4){overflow:hidden;text-overflow:ellipsis}.mobile-canvas-open .canvas-area{display:flex}.panel-head{height:36px}.mobile-close{display:block;width:32px}.tool-grid{grid-template-columns:1fr 1fr}.right-panel{border-left:1px solid #2b323c}.card{margin-top:7px}}
@media(max-width:480px){.top-actions #undoBtn,.top-actions #redoBtn{display:none}.canvas-stage{padding:35px 20px}.toolbar-group button{padding:5px 7px}.statusbar span:nth-child(2),.statusbar span:nth-child(3){display:none}.dialog{padding:12px}.new-sizes{grid-template-columns:repeat(2,1fr)}}

.custom-size-row {
    display: flex;
    align-items: end;
    gap: 10px;
    flex-wrap: wrap;
    margin: 14px 0 8px;
}
.custom-size-row label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1 1 180px;
}
.custom-size-row input[type="number"] {
    width: 100%;
}
.ico-size-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(110px, 1fr));
    gap: 8px;
    margin: 10px 0;
}
.ico-size-grid label {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 7px;
}
#installPwaBtn {
    margin-left: 8px;
}
@media (max-width: 600px) {
    .ico-size-grid { grid-template-columns: 1fr; }
    #installPwaBtn { margin-left: 0; margin-top: 6px; }
}

/* ============================================================
   V7 COMPACT UI / SHORTCUTS / RULERS
   ============================================================ */
:root{
  --ui-gap:5px;
  --ui-radius:7px;
}
button{min-height:30px;padding:5px 9px;border-radius:6px}
.topbar{
  height:48px;
  gap:8px;
  padding:5px 8px;
}
.brand{min-width:170px;gap:7px}
.brand-mark{width:29px;height:29px;border-radius:7px;font-size:17px}
.brand strong{font-size:13px}
.brand small{font-size:10px}
.project-title{gap:5px}
.project-title input{width:min(190px,22vw);padding:5px 7px}
.top-actions{gap:3px}
.top-actions button{min-width:30px;padding:4px 7px}
.workspace{height:calc(100vh - 48px);grid-template-columns:235px minmax(300px,1fr) 255px}
.left-panel,.right-panel{padding:7px}
.panel-head{height:28px;margin-bottom:5px}
.tool-grid{gap:3px}
.tool{min-height:32px;padding:4px 6px;gap:5px}
.card{padding:7px;margin-top:7px;border-radius:7px}
.card h3{margin-bottom:5px}
.card label{margin:5px 0}
.card input:not([type=color]):not([type=checkbox]),.card select,.dialog input,.dialog select,.dialog textarea{padding:6px}
.canvas-toolbar{
  gap:4px;
  padding:5px;
  justify-content:flex-start;
  align-items:center;
  overflow-x:auto;
  flex-wrap:nowrap;
  scrollbar-width:thin;
}
.toolbar-group{gap:3px;flex:0 0 auto}
.toolbar-group button{min-width:30px;min-height:29px;padding:4px 7px}
.canvas-stage{overflow:auto;padding:55px}
.statusbar{height:26px;gap:9px;padding:0 7px}
.ruler.top,.ruler.left{
  background:#12171e;
  color:#aab4c2;
  font-size:9px;
  box-shadow:0 0 0 1px #303844;
  overflow:hidden;
}
.ruler.top{height:22px}
.ruler.left{width:22px}
.ruler span{
  position:absolute;
  display:block;
  line-height:12px;
  white-space:nowrap;
  pointer-events:none;
}
.ruler.top span{top:3px;transform:translateX(-50%)}
.ruler.left span{left:3px;transform:none}
.ruler.top span::before{
  content:"";
  position:absolute;
  left:50%;
  top:11px;
  height:7px;
  border-left:1px solid #596575;
}
.ruler.left span::after{
  content:"";
  position:absolute;
  left:12px;
  top:50%;
  width:7px;
  border-top:1px solid #596575;
}
.canvas-rulers-visible .ruler{display:block}
.canvas-rulers-visible .canvas-wrapper{outline:1px solid #596575}
.dialog{padding:14px;border-radius:10px}
.dialog-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px}
.dialog-head h2{margin:0 0 2px}
.dialog-subtitle{margin:0;color:#8e98a8;font-size:12px}
.icon-btn{width:30px;height:30px;min-height:30px;padding:0;font-size:19px}
.shortcuts-dialog{width:min(620px,96vw);max-height:min(760px,90vh)}
.shortcut-tools{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.shortcut-tools input{flex:1!important;margin:0!important}
#shortcutCount{color:#8e98a8;font-size:11px;white-space:nowrap}
#shortcutEditorList{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:5px;
  max-height:58vh;
  overflow:auto;
  padding:2px;
}
.shortcut-editor-row{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto auto;
  align-items:center;
  gap:5px;
  padding:5px 6px;
  background:#11161d;
  border:1px solid #29313c;
  border-radius:6px;
}
.shortcut-editor-name{
  min-width:0;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
  font-size:12px;
}
.shortcut-key-button{
  min-width:82px;
  min-height:27px;
  padding:3px 7px;
  font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
  font-size:11px;
}
.shortcut-key-button.capturing{border-color:#8b99d4;box-shadow:0 0 0 2px #8b99d422}
.shortcut-clear-button{min-width:42px;min-height:27px;padding:3px 6px;font-size:11px}
.dialog-actions{display:flex;justify-content:flex-end;gap:6px;margin-top:10px;padding-top:9px;border-top:1px solid #2b333e}
@media(max-width:900px){
  .workspace{grid-template-columns:220px minmax(280px,1fr) 235px}
  .brand{min-width:145px}
  .project-title input{width:150px}
}
@media(max-width:700px){
  .topbar{height:44px}
  .workspace{height:calc(100vh - 44px);grid-template-columns:1fr}
  #shortcutEditorList{grid-template-columns:1fr}
  .shortcuts-dialog{width:96vw}
}