/* Tokens. Components only use the semantic layer; see DESIGN.md for when to use which. */
:root{
  /* primitives: a neutral ramp, darkest first */
  --gray-0:#0a0a0b;--gray-1:#0e0e10;--gray-2:#111113;--gray-3:#141416;--gray-4:#1a1a1d;--gray-5:#212125;--gray-6:#232327;
  --gray-7:#2c2c31;--gray-8:#2e2e34;--gray-9:#4a4a52;--gray-10:#6f6f78;--gray-11:#a1a1aa;--gray-12:#f4f4f5;

  /* surfaces */
  --bg-app:var(--gray-0);              /* the page behind everything */
  --bg-canvas:var(--gray-1);           /* the dotted stage around a framed artboard */
  --bg-panel:var(--gray-2);            /* the settings panel */
  --bg-popover:var(--gray-3);          /* floating sheets */
  --bg-control:var(--gray-4);          /* segments, chips, fields, tiles at rest */
  --bg-control-hover:var(--gray-6);
  --bg-control-selected:var(--gray-7); /* the chosen option in a segmented control */
  --bg-inverse:var(--gray-12);         /* the one primary button, toggles that are on, toasts */
  --bg-inverse-hover:#ffffff;
  --bg-overlay:rgba(18,18,20,.78);     /* small controls floating on the stage or a thumbnail, over blur */
  --bg-asset-dark:#1a1a1a;             /* asset backgrounds; must match BGC in app.js */
  --bg-asset-light:#fafafa;

  /* text */
  --text-primary:var(--gray-12);
  --text-secondary:var(--gray-11);     /* control labels at rest, values */
  --text-tertiary:var(--gray-10);      /* section labels, hints, captions */
  --text-inverse:var(--gray-0);        /* text on --bg-inverse */

  /* lines */
  --border-subtle:var(--gray-5);       /* panel and stage edges, dividers */
  --border-strong:var(--gray-8);       /* control outlines, dashed drop zones */
  --border-hover:var(--gray-9);
  --ring-selected:rgba(255,255,255,.13); /* the faint ring around anything chosen */
  --shadow-selected:0 1px 1px rgba(0,0,0,.4),0 2px 6px -1px rgba(0,0,0,.35); /* lifts a chosen plate off the panel */

  /* depth: light from above. An edge catches it on top; layered shadows (a tight contact one, a soft wide one) set the
     height. Three heights only: controls that rest on a surface, the primary action, floating sheets. */
  --edge-top:inset 0 1px 0 rgba(255,255,255,.07);
  --lift-1:0 0 0 1px rgba(0,0,0,.5),0 1px 1px rgba(0,0,0,.35),0 2px 5px -1px rgba(0,0,0,.3);
  --lift-2:0 0 0 1px rgba(0,0,0,.6),0 1px 2px rgba(0,0,0,.45),0 4px 10px -2px rgba(0,0,0,.45),0 12px 24px -8px rgba(0,0,0,.4);
  --lift-3:inset 0 0 0 1px rgba(255,255,255,.07),inset 0 1px 0 rgba(255,255,255,.05),0 0 0 1px rgba(0,0,0,.55),0 2px 6px rgba(0,0,0,.35),0 14px 32px -6px rgba(0,0,0,.55),0 36px 72px -18px rgba(0,0,0,.6);
  --well:inset 0 1px 2px rgba(0,0,0,.4),inset 0 0 0 1px rgba(255,255,255,.035); /* tracks and fields sit into the surface */
  --ring-focus:var(--gray-11);          /* keyboard focus, which must stay easy to see */

  /* shape */
  --radius-sm:8px;--radius-md:10px;--radius-lg:14px;--radius-xl:18px;

  /* motion: ease-out for anything the user triggers; short, because these controls are used constantly */
  --ease-out:cubic-bezier(.23,1,.32,1);
  --dur-fast:120ms;--dur:180ms;--dur-slow:260ms;
  --press:scale(.97);

  /* sizes: every target is at least 24px (WCAG 2.5.8), short labels get 44px of width, controls step 28 / 30 / 32 / 34 */
  --hit-min:24px;--w-min:44px;--h-sm:28px;--h-seg:30px;--h-chip:32px;--h-lg:34px;

  /* stacking: one scale, so nothing reaches for 9999 */
  --z-stage-ui:2;--z-sticky:4;--z-header:5;--z-popover:6;--z-overlay:9;

  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg-app);color:var(--text-primary);font:400 13px/1.4 Geist,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
body{height:100svh;display:flex;flex-direction:column;overflow:hidden}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer;-webkit-tap-highlight-color:transparent}
button:focus-visible,input:focus-visible,.dz:focus-visible,a:focus-visible{outline:2px solid var(--ring-focus);outline-offset:2px}
.seg button:focus-visible,.chips button:focus-visible,.opt:focus-visible{outline-offset:-2px}
:focus:not(:focus-visible){outline:none}
[hidden]{display:none!important}
.mono,kbd{font-family:"JetBrains Mono",ui-monospace,monospace}

/* header */
.top{display:flex;align-items:center;gap:18px;padding:0 20px;height:60px;flex:none}
.brand{display:flex;align-items:center;gap:10px;height:var(--h-lg);border-radius:var(--radius-sm);font:600 14px/1 Geist,ui-sans-serif,system-ui,sans-serif;letter-spacing:-.005em;color:var(--text-primary);text-decoration:none;white-space:nowrap}
.wm{font:600 14px/1 "JetBrains Mono",ui-monospace,monospace;letter-spacing:.02em;white-space:pre}
.acts{display:flex;align-items:center;gap:6px;margin-left:auto}
.btn{height:34px;padding:0 14px;border-radius:var(--radius-md);font-weight:500;font-size:13px;white-space:nowrap;transition:background var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out),opacity var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out);display:inline-flex;align-items:center;justify-content:center;gap:7px}
.btn.solid{background:linear-gradient(var(--bg-inverse-hover),#e4e4e7);color:var(--text-inverse);box-shadow:inset 0 1px 0 #fff,inset 0 -1px 0 rgba(0,0,0,.12),var(--lift-2)}.btn.solid:hover{background:linear-gradient(#fff,#efeff1)}
/* while its sheet is open, the export button takes the shared selected state, so only the sheet's action is solid */
.btn.ghost[aria-expanded=true]{background:linear-gradient(var(--gray-8),var(--gray-7));color:var(--text-primary);box-shadow:var(--edge-top),inset 0 0 0 1px var(--ring-selected),var(--lift-1)}
.btn.solid[aria-expanded=true]{background:linear-gradient(var(--gray-8),var(--gray-7));color:var(--text-primary);box-shadow:var(--edge-top),inset 0 0 0 1px var(--ring-selected),var(--lift-1)}
.btn.ghost{background:linear-gradient(var(--gray-5),var(--gray-4));color:var(--text-secondary);box-shadow:var(--edge-top),inset 0 0 0 1px rgba(255,255,255,.04),var(--lift-1)}.btn.ghost:hover{background:linear-gradient(var(--gray-6),var(--gray-5));color:var(--text-primary)}
.btn.icon{width:34px;padding:0;color:var(--text-secondary)}.btn.icon:hover{background:var(--bg-control);color:var(--text-primary)}
.btn:disabled{opacity:.3;pointer-events:none}
.btn.wide{width:100%;height:38px}
.btn kbd{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 4px;margin-right:-6px;border-radius:5px;font:500 10px/1 "JetBrains Mono",monospace;color:var(--text-tertiary);background:rgba(255,255,255,.06);box-shadow:inset 0 -1px 0 rgba(0,0,0,.25)}
.btn.solid kbd{color:rgba(10,10,11,.5);background:rgba(10,10,11,.07);box-shadow:inset 0 -1px 0 rgba(10,10,11,.08)}
.btn[aria-expanded=true] kbd{color:var(--text-secondary)}
.btn.icon{position:relative}.btn.icon::before{content:"";position:absolute;inset:-3px} /* 40px hit area */
.btn .count{font:500 11px/1 "JetBrains Mono",monospace;font-variant-numeric:tabular-nums}

/* press feedback: everything you can click gives a little under the finger */
.btn:active,.seg button:active,.chips button:active,.dl button:active,.orig:active,.dz:active,.tog:active{transform:var(--press)}
.tile:active canvas,.samples button:active img{transform:var(--press)}

/* layout */
.app{flex:1;min-height:0;display:flex;gap:16px;padding:0 20px 20px}
.studio{flex:1;min-width:0;display:flex;flex-direction:column;gap:12px}
.stage{flex:1;min-height:0;position:relative;border-radius:var(--radius-xl);display:grid;place-items:center;overflow:hidden;transition:background var(--dur-slow) var(--ease-out);touch-action:none;cursor:default;-webkit-user-select:none;user-select:none;box-shadow:inset 0 0 0 1px var(--border-subtle),0 1px 2px rgba(0,0,0,.4)}
.stage.dark{background:var(--bg-asset-dark)}
.stage.light{background:var(--bg-asset-light)}
.stage.none{background-color:var(--bg-popover);background-image:linear-gradient(45deg,var(--gray-5) 25%,transparent 25%,transparent 75%,var(--gray-5) 75%),linear-gradient(45deg,var(--gray-5) 25%,transparent 25%,transparent 75%,var(--gray-5) 75%);background-size:20px 20px;background-position:0 0,10px 10px}
.stage canvas{display:block;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
.pill{position:absolute;left:14px;top:14px;height:24px;padding:0 10px;border-radius:7px;font:500 11px/24px "JetBrains Mono",monospace;background:rgba(250,250,250,.12);color:#fafafa;opacity:0;transition:opacity var(--dur) var(--ease-out);pointer-events:none}
.stage.light .pill{background:rgba(26,26,26,.07);color:#1a1a1a}
.pill.on{opacity:1}
.rv{position:absolute;right:12px;bottom:12px;z-index:var(--z-stage-ui);height:28px;padding:0 11px;border-radius:var(--radius-sm);font-size:12px;font-weight:500;color:var(--text-secondary);background:var(--bg-overlay);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:inset 0 0 0 1px var(--border-strong);cursor:pointer;transition:color var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}
.rv:hover{color:var(--text-primary)}.rv:active{transform:var(--press)}
/* frame bar and artboard: with a fixed frame the stage becomes a dotted canvas and the asset sits on it */
.fbar{position:absolute;top:12px;left:50%;transform:translateX(-50%);z-index:var(--z-stage-ui);background:var(--bg-overlay);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:inset 0 0 0 1px rgba(255,255,255,.07),var(--lift-2);cursor:default}
.seg.fbar{gap:2px}
.seg.fbar button{flex:none;min-width:var(--w-min);height:var(--h-sm);padding:0 12px;font-size:12px}
.stage.framed.dark,.stage.framed.light,.stage.framed.none{background-color:var(--bg-canvas);background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);background-size:18px 18px}
.stage.framed canvas{top:calc(50% + 21px);border-radius:4px;box-shadow:0 0 0 1px rgba(255,255,255,.09),0 24px 60px rgba(0,0,0,.55)}
.stage.framed.dark canvas{background:var(--bg-asset-dark)}
.stage.framed.light canvas{background:var(--bg-asset-light)}
.stage.framed.none canvas{background-color:var(--bg-popover);background-image:linear-gradient(45deg,var(--gray-5) 25%,transparent 25%,transparent 75%,var(--gray-5) 75%),linear-gradient(45deg,var(--gray-5) 25%,transparent 25%,transparent 75%,var(--gray-5) 75%);background-size:16px 16px;background-position:0 0,8px 8px}
.flab{position:absolute;left:14px;bottom:12px;font:500 11px/1 "JetBrains Mono",monospace;color:var(--text-tertiary);pointer-events:none}
.flab:empty{display:none}

/* the library: a sheet from the top bar, saves first, then the curated looks, three across */
.sheet.lib{width:424px}
.lsave{position:relative;height:var(--h-sm);padding:0 8px;margin:-6px -6px -6px 0;border-radius:var(--radius-sm);display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:500;color:var(--text-secondary);transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}
.lsave:hover{color:var(--text-primary);background:var(--bg-control)}
.lsave:active{transform:var(--press)}
.lgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px 10px;max-height:min(560px,calc(100svh - 170px));overflow-y:auto;padding:4px;margin:-4px;scrollbar-width:thin;scrollbar-color:var(--gray-7) transparent}
.lgrid .saved{display:contents}
.lgrid .look{position:relative;min-width:0}
.lgrid .look .tile{width:100%}
.lgrid .sep{grid-column:1/-1;height:1px;background:var(--border-subtle);margin:2px 0}
.lsave kbd{font:500 10.5px/1 "JetBrains Mono",monospace;padding:2px 4px;margin-left:2px;border-radius:4px;opacity:.55;box-shadow:inset 0 0 0 1px currentColor}
.look .x::before{content:"";position:absolute;inset:-4px}
.look .rn{width:100%;height:20px;margin-top:-2px;padding:0 6px;border:0;border-radius:6px;background:var(--bg-control);box-shadow:var(--well),0 0 0 1px var(--border-hover);font:500 10.5px/20px Geist,ui-sans-serif,system-ui,sans-serif;color:var(--text-primary);text-align:center}
.look .rn:focus-visible{outline:none}
.look .x{position:absolute;top:5px;right:5px;width:26px;height:26px;border-radius:8px;background:var(--bg-overlay);color:var(--text-secondary);font-size:15px;line-height:26px;opacity:0;transition:opacity var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out)}
.look:hover .x,.look .x:focus-visible{opacity:1}.look .x:hover{color:var(--text-primary)}
@media (hover:none){.btn kbd,.lsave kbd{display:none}.look .x{opacity:1}}

/* panel */
.panel{width:340px;flex:none;overflow-y:auto;background:var(--bg-panel);border-radius:var(--radius-xl);box-shadow:inset 0 0 0 1px var(--border-subtle),inset 0 1px 0 rgba(255,255,255,.035),0 1px 2px rgba(0,0,0,.4);padding:4px 16px 16px;scrollbar-width:thin;scrollbar-color:var(--gray-7) transparent;display:flex;flex-direction:column}
.blk{padding:14px 0 16px;border-top:1px solid var(--border-subtle);display:flex;flex-direction:column;gap:10px}
.blk:first-child{border-top:0}
.blk.src{border-top:0;padding-top:12px}
.srcbar{position:sticky;top:0;z-index:var(--z-sticky);margin:0 -16px;padding:12px 16px 2px;background:var(--bg-panel)}
.srcbar::after{content:"";position:absolute;left:0;right:0;top:100%;height:12px;background:linear-gradient(var(--bg-panel),transparent);pointer-events:none}
/* a section header: its name, and a quiet shuffle for just that section that shows when you are in it */
.bh{display:flex;align-items:center;justify-content:space-between;height:24px;margin:-5px 0}
.bh .sx{position:relative;width:24px;height:24px;margin-right:-4px;border-radius:var(--radius-sm);display:grid;place-items:center;color:var(--text-tertiary);opacity:0;transition:opacity var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}
.bh .sx::before{content:"";position:absolute;inset:-6px} /* 36px hit area */
.blk:hover .bh .sx,.blk:focus-within .bh .sx{opacity:1}
.bh .sx:hover{color:var(--text-primary);background:var(--bg-control)}
@media (hover:none){.bh .sx{opacity:1}}
.blk h2{font:500 11px/1 "JetBrains Mono",monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--text-tertiary);height:14px;display:flex;align-items:center}
.sub{font-size:11px;font-weight:500;color:var(--text-tertiary);margin-top:4px}
.col{display:flex;flex-direction:column;gap:10px}
.col.tight{gap:6px}
.lab{font-size:11.5px;font-weight:500;color:var(--text-tertiary)}

/* segmented control: outer radius 10, inset 2, so options are 8 (inner = outer - inset) */
.seg{display:flex;background:var(--bg-control);border-radius:var(--radius-md);padding:2px;gap:1px;box-shadow:var(--well)}
.seg button{flex:1;min-width:var(--w-min);height:var(--h-seg);padding:0 10px;border-radius:var(--radius-sm);font-size:12px;font-weight:500;color:var(--text-secondary);transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out);white-space:nowrap}
.seg button:hover{color:var(--text-primary)}
.seg button[aria-pressed=true]{background:linear-gradient(var(--gray-8),var(--bg-control-selected));color:var(--text-primary);box-shadow:var(--edge-top),inset 0 0 0 1px var(--ring-selected),var(--shadow-selected)}
.seg.lg{padding:3px;border-radius:var(--radius-lg)}
/* the sliding plate: it carries the selected look, so the chosen button itself stays clear */
.seg.slide{position:relative}
.seg.slide .ind{position:absolute;left:0;top:0;border-radius:var(--radius-sm);background:linear-gradient(var(--gray-8),var(--bg-control-selected));box-shadow:var(--edge-top),inset 0 0 0 1px var(--ring-selected),var(--shadow-selected);pointer-events:none;transition:transform 240ms var(--ease-out),width 240ms var(--ease-out),opacity var(--dur-fast) var(--ease-out)}
.seg.lg.slide .ind{border-radius:11px}
.seg.slide button{position:relative}
.seg.slide button[aria-pressed=true]{background:none;box-shadow:none}
.seg.lg button{height:36px;padding:0 8px;border-radius:11px;font-size:13.5px}
.seg.lg button[aria-pressed=true]{font-weight:600}
.chips{display:grid;grid-template-columns:repeat(4,1fr);gap:4px}
.chips.c3{grid-template-columns:repeat(3,1fr)}
.chips button{height:var(--h-chip);padding:0 8px;border-radius:var(--radius-sm);font-size:12px;font-weight:500;color:var(--text-secondary);background:var(--bg-control);transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}
.chips button:hover{color:var(--text-primary);background:var(--bg-control-hover)}
.chips button[aria-pressed=true]{background:linear-gradient(var(--gray-8),var(--bg-control-selected));color:var(--text-primary);box-shadow:var(--edge-top),inset 0 0 0 1px var(--ring-selected),var(--shadow-selected)}
.field{height:36px;border-radius:var(--radius-md);border:0;background:var(--bg-control);box-shadow:inset 0 0 0 1px var(--border-strong),inset 0 1px 2px rgba(0,0,0,.35);padding:0 12px;font-size:14px;width:100%;transition:box-shadow var(--dur-fast) var(--ease-out)}
.field:focus{outline:none;box-shadow:inset 0 0 0 1px var(--border-hover)}
.field.mono{font-size:12.5px}

.tiles{display:grid;gap:6px}
.tiles.t4{grid-template-columns:repeat(4,1fr)}
.tiles.t3{grid-template-columns:repeat(3,1fr)}
.tiles.t3 .tile canvas{aspect-ratio:1.6}
.tile{display:flex;flex-direction:column;align-items:center;gap:5px;font-size:10.5px;font-weight:500;color:var(--text-tertiary);transition:color var(--dur-fast) var(--ease-out);min-width:0}
.tile span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}
.tile canvas{width:100%;aspect-ratio:1.25;border-radius:var(--radius-md);display:block;background:var(--gray-3);box-shadow:inset 0 0 0 1px var(--border-subtle);opacity:0;transition:opacity var(--dur-slow) var(--ease-out),outline-color var(--dur-fast) var(--ease-out),transform var(--dur) var(--ease-out)}
.tile canvas.in,.pv.thumb canvas.in{opacity:1}
.lgrid .tile canvas{aspect-ratio:1.45;border-radius:var(--radius-md);background:var(--bg-asset-dark)}
.tile:hover{color:var(--text-primary)}
.tile:hover canvas{transform:translateY(-1px)}
.tile[aria-pressed=true]{color:var(--text-primary)}
.tile[aria-pressed=true] canvas{box-shadow:0 0 0 2px var(--bg-panel),0 0 0 3px var(--ring-selected)}
.lgrid .tile[aria-pressed=true] canvas{box-shadow:0 0 0 2px var(--bg-popover),0 0 0 3px var(--ring-selected)}

/* option tiles: a preview of what each choice does, then its name. The one component for every multi-way
   choice in the panel; segmented controls are kept for the source tabs and the frame bar only. */
.opts{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.opts.c5{grid-template-columns:repeat(5,1fr);gap:5px}
.opts.c4{grid-template-columns:repeat(4,1fr);gap:5px}
.opt{display:flex;flex-direction:column;align-items:stretch;gap:7px;min-width:0;padding:8px 8px 7px;border-radius:var(--radius-md);background:var(--bg-control);text-align:left;transition:background var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}
.opts.c5 .opt{align-items:center;text-align:center;padding:8px 4px 7px}
.opt .pv{display:flex;align-items:center;height:20px;font-style:normal;color:var(--text-secondary);transition:color var(--dur-fast) var(--ease-out)}
.opt span{font-size:11px;font-weight:500;color:var(--text-tertiary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color var(--dur-fast) var(--ease-out)}
.opt:hover{background:var(--bg-control-hover)}.opt:hover span,.opt:hover .pv{color:var(--text-primary)}
.opt[aria-pressed=true]{background:linear-gradient(var(--gray-8),var(--bg-control-selected));box-shadow:var(--edge-top),inset 0 0 0 1px var(--ring-selected),var(--shadow-selected)}.opt[aria-pressed=true] span,.opt[aria-pressed=true] .pv{color:var(--text-primary)}
.opt:active{transform:var(--press)}
.pv.txt{font:600 13px/1 "JetBrains Mono",ui-monospace,monospace;white-space:nowrap;overflow:hidden}
.pv.txt i{font-style:normal;width:.62em;text-align:center;flex:none}
.opt .pv.thumb{height:38px}
.pv.thumb canvas{width:100%;height:100%;display:block;border-radius:6px;background:var(--bg-asset-dark);opacity:0;transition:opacity var(--dur-slow) var(--ease-out)}
.pv.sw{height:18px;margin:1px 0;border-radius:5px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.pv.font{justify-content:center;line-height:1}
.pv.bg-dark{background:var(--bg-asset-dark)}
.pv.bg-light{background:var(--bg-asset-light)}
.pv.bg-none{background-color:var(--bg-popover);background-image:linear-gradient(45deg,var(--gray-6) 25%,transparent 25%,transparent 75%,var(--gray-6) 75%),linear-gradient(45deg,var(--gray-6) 25%,transparent 25%,transparent 75%,var(--gray-6) 75%);background-size:8px 8px;background-position:0 0,4px 4px}

/* image drop zone */
.dz{width:100%;min-height:92px;border-radius:var(--radius-lg);border:1.5px dashed var(--border-strong);background:rgba(255,255,255,.015);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:16px;text-align:center;transition:border-color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out);color:var(--text-secondary)}
.dz:hover{border-color:var(--border-hover);background:rgba(255,255,255,.035);color:var(--text-primary)}
.dz svg{color:var(--text-primary);margin-bottom:2px}
.dz b{font-weight:600;color:var(--text-primary);font-size:13.5px}
.dz small{font-size:11.5px;color:var(--text-tertiary)}
.dz.has{flex-direction:row;justify-content:flex-start;gap:14px;min-height:0;text-align:left;border-style:solid;border-color:var(--border-strong)}
.dz.has img{width:64px;height:64px;object-fit:cover;border-radius:var(--radius-md);flex:none;background:#000}
.dz.has span{display:flex;flex-direction:column;gap:3px}
.samples{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;flex:1}
.samples button{display:flex;flex-direction:column;align-items:center;gap:5px;font-size:10.5px;font-weight:500;color:var(--text-tertiary)}
.samples img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:var(--radius-md);display:block;background:#000;transition:box-shadow var(--dur-fast) var(--ease-out),transform var(--dur) var(--ease-out)}
#imgSamples{grid-template-columns:repeat(3,1fr)}#imgSamples:has(> button:first-child:not([hidden])){grid-template-columns:repeat(4,1fr)} /* three samples, four once Yours joins */
#imgSamples img.mark{object-fit:contain;padding:9px;background:var(--bg-control)}
.samples button:hover{color:var(--text-primary)}.samples button:hover img{transform:translateY(-1px)}
.samples button[aria-pressed=true]{color:var(--text-primary)}
.samples button[aria-pressed=true] img{box-shadow:0 0 0 2px var(--bg-panel),0 0 0 3px var(--ring-selected)}

/* palette */
.sw{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;padding:2px}
.sw button{min-width:var(--hit-min)}
.sw button{width:100%;aspect-ratio:1;border-radius:50%;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);transition:box-shadow var(--dur-fast) var(--ease-out),transform var(--dur) var(--ease-out);position:relative}
.sw button:hover{transform:scale(1.12)}
.sw button:active{transform:var(--press)}
.sw button[aria-pressed=true]{box-shadow:0 0 0 2px var(--bg-panel),0 0 0 3px var(--text-tertiary)}
.sw .cus{background:conic-gradient(#ff4f8b,#ffb020,#4dff7a,#2fd6ff,#7b3cff,#ff4f8b)}
.sw .cus::after{content:"";position:absolute;inset:30%;border-radius:50%;background:var(--bg-panel)}
.orig{display:flex;align-items:center;gap:10px;height:34px;padding:0 10px 0 6px;border-radius:var(--radius-md);background:var(--bg-control);font-size:12.5px;font-weight:500;color:var(--text-secondary);transition:background var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}
.orig i{width:22px;height:22px;border-radius:6px;flex:none;background-size:cover;background-position:center;box-shadow:inset 0 0 0 1px rgba(255,255,255,.1)}
.orig:hover{color:var(--text-primary);background:var(--bg-control-hover)}
.orig[aria-pressed=true]{background:var(--bg-control-selected);color:var(--text-primary);box-shadow:inset 0 0 0 1px var(--ring-selected),var(--shadow-selected)}
.orig em{margin-left:auto;font:500 10.5px/1 "JetBrains Mono",monospace;font-style:normal;color:var(--text-tertiary)}
.stops{display:flex;gap:6px}
.stops label{flex:1;height:30px;border-radius:var(--radius-sm);box-shadow:inset 0 0 0 1px rgba(255,255,255,.1);position:relative;overflow:hidden;cursor:pointer}
.stops input{position:absolute;inset:-8px;width:calc(100% + 16px);height:calc(100% + 16px);border:0;padding:0;opacity:0;cursor:pointer}

/* rows, sliders, toggles */
.row{display:flex;align-items:center;gap:10px;min-height:var(--h-sm)}
.row>.lab{width:68px;flex:none}
.row.tg>.lab{width:auto}
.row output{font:500 11px/1 "JetBrains Mono",monospace;color:var(--text-secondary);min-width:34px;text-align:right}
.row .seg{flex:1}
input[type=range]{-webkit-appearance:none;appearance:none;flex:1;min-width:0;height:var(--h-sm);background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:2px;border-radius:2px;background:linear-gradient(var(--bg-inverse),var(--bg-inverse)) 0/var(--f,50%) 100% no-repeat,var(--border-strong)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--bg-inverse);margin-top:-6px;box-shadow:0 0 0 3px var(--bg-panel);transition:transform var(--dur-fast) var(--ease-out)}
input[type=range]:active::-webkit-slider-thumb{transform:scale(1.15)}
input[type=range]::-moz-range-track{height:2px;background:var(--border-strong)}
input[type=range]::-moz-range-progress{height:2px;background:var(--bg-inverse)}
input[type=range]::-moz-range-thumb{width:14px;height:14px;border:0;border-radius:50%;background:var(--bg-inverse)}
.tog{width:36px;height:22px;border-radius:11px;background:var(--border-strong);position:relative;transition:background var(--dur) var(--ease-out),transform var(--dur-fast) var(--ease-out);flex:none;margin-left:auto}
.tog::before{content:"";position:absolute;inset:-5px -4px} /* 32px hit area */
.tog::after{content:"";position:absolute;left:2px;top:2px;width:18px;height:18px;border-radius:50%;background:var(--gray-12);box-shadow:0 1px 2px rgba(0,0,0,.4);transition:transform var(--dur) var(--ease-out),background var(--dur) var(--ease-out)}
.tog[aria-pressed=true]{background:var(--bg-inverse)}.tog[aria-pressed=true]::after{transform:translateX(14px);background:var(--bg-app)}

/* get-asset sheet: grows from the button it belongs to; leaves faster than it arrives */
.sheet{position:absolute;right:20px;top:56px;z-index:var(--z-popover);width:380px;max-width:calc(100vw - 32px);max-height:calc(100svh - 72px);overflow-y:auto;background:var(--bg-popover);border-radius:16px;box-shadow:var(--lift-3);opacity:0;transform:translateY(-4px) scale(.96);filter:blur(2px);transform-origin:top right;pointer-events:none;transition:opacity var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out),filter var(--dur-fast) var(--ease-out)}
.sheet.on{opacity:1;transform:none;filter:none;pointer-events:auto;transition-duration:var(--dur)}
.sh{padding:16px;display:flex;flex-direction:column;gap:10px;border-top:1px solid var(--border-subtle)}
.sh:first-child{border-top:0}
.sh-h{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.sh-h b{font-size:13.5px;font-weight:600}
.sh-h span{font:500 11px/1 "JetBrains Mono",monospace;color:var(--text-tertiary)}
.code{font:500 11.5px/1.65 "JetBrains Mono",monospace;background:var(--bg-app);border-radius:var(--radius-md);box-shadow:inset 0 0 0 1px var(--border-subtle),inset 0 1px 3px rgba(0,0,0,.45);padding:12px 14px;color:var(--text-secondary);white-space:pre;overflow-x:auto;scrollbar-width:none}
.code .t{color:#7dd3fc}.code .a{color:#c4b5fd}.code .s{color:#86efac}.code .c{color:var(--text-tertiary)}
.dl{display:grid;grid-template-columns:repeat(5,1fr);gap:6px}
.dl button{height:54px;border-radius:var(--radius-md);background:var(--bg-control);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;transition:background var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out);box-shadow:var(--edge-top),inset 0 0 0 1px var(--border-subtle)}
.dl button:hover{background:var(--bg-control-hover)}
.dl b{font-size:12.5px;font-weight:600}
.dl span{font-size:10.5px;color:var(--text-tertiary)}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.pair.three{grid-template-columns:1fr 1fr 1fr}
.pair .btn{width:100%}

.toast{position:fixed;left:50%;bottom:22px;transform:translate(-50%,8px) scale(.96);background:var(--bg-inverse);color:var(--text-inverse);padding:8px 14px;border-radius:var(--radius-md);font-weight:500;font-size:12.5px;box-shadow:inset 0 1px 0 #fff,var(--lift-2);opacity:0;filter:blur(2px);transition:opacity var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out),filter var(--dur-fast) var(--ease-out);pointer-events:none;z-index:var(--z-overlay)}
.toast.on{opacity:1;transform:translate(-50%,0);filter:none;transition-duration:var(--dur)}
.drop{position:fixed;inset:12px;border-radius:20px;border:1.5px dashed var(--border-hover);background:rgba(10,10,11,.86);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:grid;place-items:center;font-weight:500;font-size:16px;opacity:0;pointer-events:none;transition:opacity var(--dur) var(--ease-out);z-index:var(--z-overlay)}
.drop.on{opacity:1}

@media (max-width:760px){
  body{height:auto;overflow:auto}
  .top{padding:0 16px;height:56px;position:sticky;top:0;background:var(--bg-app);z-index:var(--z-header);gap:10px}
  .btn.label-sm span{display:none}
  .btn.label-sm{width:34px;padding:0}
  .app{flex-direction:column;padding:0 16px 32px;gap:14px}
  .studio{display:contents}
  .srcbar{position:static;margin:0;padding:12px 0 2px;background:none}.srcbar::after{display:none}
  .stage{flex:none;height:42svh;border-radius:16px;position:sticky;top:56px;z-index:var(--z-sticky);box-shadow:inset 0 0 0 1px var(--border-subtle),0 0 0 10px var(--bg-app)}
  .panel{width:100%;overflow:visible}
  .sheet{position:fixed;right:16px;left:16px;width:auto;max-width:none}
  .sheet.lib{width:auto}.lgrid{grid-template-columns:repeat(2,1fr)}
}
/* hover lifts only where there is a real hover; touch taps should not leave tiles raised */
@media (hover:none){.tile:hover canvas,.samples button:hover img,.sw button:hover{transform:none}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}