:root{
  --bg:#08080a; --panel:#0e0f12; --panel2:#13151a; --line:#1e2128; --line2:#2a2e37;
  --fg:#e7e5e1; --dim:#8b8f98; --faint:#5a5f69; --accent:#9fe3c9; --accent2:#f2b880; --err:#ff7a7a;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Inter, sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--fg);font:13px/1.45 var(--sans)}
body{display:grid;grid-template-rows:auto 1fr auto;min-height:100vh;min-height:100dvh}
button,select{font:inherit;color:var(--fg);background:var(--panel2);border:1px solid var(--line2);border-radius:8px;padding:6px 11px;cursor:pointer;transition:border-color .15s,background .15s,color .15s}
button:hover,select:hover{border-color:#3d434f;background:#181b21}
button:active{transform:translateY(1px)}
button.accent{background:var(--accent);color:#07130e;border-color:transparent;font-weight:600}
button.accent:hover{background:#b8f0da}
button.on{border-color:var(--err);color:var(--err)}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}

.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}
.mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:radial-gradient(circle at 35% 30%,#1f2a26,#0b0d0e);border:1px solid var(--line2);font-size:18px;color:var(--accent)}
.brand h1{margin:0;font-size:15px;font-weight:600;letter-spacing:.04em}
.brand p{margin:0;color:var(--dim);font-size:12px}
.actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.actions .sep{width:1px;height:22px;background:var(--line2);margin:0 4px}
.rec{display:inline-flex}.rec button{border-radius:8px 0 0 8px}.rec select{border-radius:0 8px 8px 0;border-left:none;padding:6px 6px}

.app-grid{display:grid;grid-template-columns:264px minmax(320px,1fr) minmax(360px,40%);gap:0;min-height:0;overflow:hidden}
.panel{border-right:1px solid var(--line);background:var(--panel);overflow:auto;padding:12px 14px 20px}
.panel-head{display:flex;flex-wrap:wrap;gap:2px 8px;justify-content:space-between;align-items:baseline;color:var(--dim);font-size:11px;text-transform:uppercase;letter-spacing:.09em;margin-bottom:6px}
.panel-head .hint{text-transform:none;letter-spacing:0;color:var(--faint)}
.group{margin-top:14px}
.group h3{margin:0 0 6px;font-size:10.5px;color:var(--faint);text-transform:uppercase;letter-spacing:.12em;font-weight:600}
.ctl{padding:5px 0 6px}
.ctl .row{display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.ctl label{color:#c9c7c3;font-size:12px}
.ctl output{font:11.5px var(--mono);color:var(--accent);min-width:56px;text-align:right}
.ctl .note{font:10.5px var(--mono);color:var(--faint)}
.panel.disabled .ctl{opacity:.35;pointer-events:none}
.panel-note{color:var(--dim);font-size:12px;border:1px dashed var(--line2);border-radius:8px;padding:8px 10px}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:18px;background:transparent;margin:2px 0 0}
input[type=range]::-webkit-slider-runnable-track{height:3px;border-radius:3px;background:linear-gradient(90deg,var(--accent) var(--pct,50%),var(--line2) var(--pct,50%))}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:13px;height:13px;border-radius:50%;background:var(--fg);margin-top:-5px;box-shadow:0 0 0 3px rgba(159,227,201,.12)}
input[type=range]:hover::-webkit-slider-thumb{box-shadow:0 0 0 5px rgba(159,227,201,.2)}
input[type=range]::-moz-range-track{height:3px;background:var(--line2)}
input[type=range]::-moz-range-progress{height:3px;background:var(--accent)}
input[type=range]::-moz-range-thumb{width:13px;height:13px;border:none;border-radius:50%;background:var(--fg)}

.stage{display:grid;grid-template-rows:1fr auto;min-width:0;min-height:0;background:radial-gradient(ellipse at 50% 40%,#101216 0%,var(--bg) 70%)}
.canvas-wrap{position:relative;display:grid;place-items:center;min-height:0;padding:18px;overflow:hidden}
#view{display:block;border-radius:6px;box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 0 1px #16181d;image-rendering:auto}
.hud{position:absolute;left:18px;bottom:10px;display:flex;gap:14px;font:11px var(--mono);color:var(--faint)}
.recdot{position:absolute;top:22px;right:24px;font:11px var(--mono);color:var(--err);background:rgba(20,8,8,.7);border:1px solid #4a2020;padding:3px 8px;border-radius:20px;animation:blink 1s infinite}
@keyframes blink{50%{opacity:.55}}
.gallery{display:flex;gap:10px;padding:10px 16px 14px;overflow-x:auto;border-top:1px solid var(--line)}
.card{flex:0 0 auto;width:104px;background:none;border:1px solid var(--line);border-radius:10px;padding:5px;text-align:left}
.card canvas{width:92px;height:92px;display:block;border-radius:6px;background:#090909}
.card .nm{display:block;margin-top:5px;font-size:11px;color:#d4d2ce;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card .by{display:block;font-size:10px;color:var(--faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}

.editor{display:grid;grid-template-rows:auto 1fr auto auto;border-left:1px solid var(--line);background:var(--panel);min-width:0;min-height:0}
.tabs{display:flex;align-items:center;gap:4px;padding:8px 10px;border-bottom:1px solid var(--line)}
.tab{background:none;border:1px solid transparent;color:var(--dim);padding:5px 10px}
.tab.active{color:var(--fg);border-color:var(--line2);background:var(--panel2)}
.status{font:11px var(--mono);color:var(--dim);display:flex;align-items:center;gap:6px}
.dot{width:7px;height:7px;border-radius:50%;display:inline-block;background:var(--faint)}
.dot.ok{background:var(--accent);box-shadow:0 0 8px var(--accent)}.dot.err{background:var(--err);box-shadow:0 0 8px var(--err)}.dot.wait{background:var(--accent2)}
.cm-host{min-height:0;position:relative}
.cm-host .CodeMirror{position:absolute;inset:0;height:auto}
.errbar{font:11.5px var(--mono);color:var(--err);background:#1a0e10;border-top:1px solid #3a1c20;padding:7px 12px;white-space:pre-wrap;max-height:90px;overflow:auto}
.editor-foot{font:11px var(--mono);color:var(--faint);padding:6px 12px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:8px}
.editor-foot .over{color:var(--err)}

/* CodeMirror theme "living" */
.CodeMirror{background:var(--panel);color:#d6d4cf;font:12.5px/1.6 var(--mono)}
.CodeMirror-gutters{background:var(--panel);border-right:1px solid var(--line)}
.CodeMirror-linenumber{color:#3c414b}
.CodeMirror-cursor{border-left:2px solid var(--accent)}
.CodeMirror-selected,.CodeMirror-focused .CodeMirror-selected{background:#1d2a26 !important}
.CodeMirror-activeline-background{background:#121418}
.CodeMirror-matchingbracket{color:var(--accent) !important;text-decoration:underline}
.cm-s-living .cm-comment{color:#586070;font-style:italic}
.cm-s-living .cm-keyword{color:#c49cff}
.cm-s-living .cm-def{color:#9fe3c9}
.cm-s-living .cm-variable{color:#d6d4cf}
.cm-s-living .cm-variable-2{color:#e8c8a0}
.cm-s-living .cm-property{color:#8ec5ff}
.cm-s-living .cm-number{color:#f2b880}
.cm-s-living .cm-string{color:#b5e48c}
.cm-s-living .cm-operator{color:#8b8f98}
.cm-s-living .cm-atom{color:#f2b880}
.cm-err-line{background:rgba(255,90,90,.08)}
.cm-err-widget{font:11px var(--mono);color:var(--err);padding:2px 8px 4px 4px}
.cm-flash{animation:flash .5s}
@keyframes flash{from{background:rgba(159,227,201,.16)}to{background:transparent}}

.foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:9px 18px;border-top:1px solid var(--line);color:var(--dim);font-size:12px}
.foot .kbd{color:var(--faint);font-family:var(--mono);font-size:11px}
.toast{position:fixed;left:50%;bottom:54px;transform:translate(-50%,20px);opacity:0;background:#171a20;border:1px solid var(--line2);padding:8px 14px;border-radius:10px;transition:.25s;pointer-events:none;z-index:10}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media (max-width:1180px){
  .app-grid{grid-template-columns:244px 1fr;grid-template-rows:minmax(480px,74vh) minmax(380px,1fr);overflow:visible}
  .editor{grid-column:1 / -1;border-left:none;border-top:1px solid var(--line)}
}


.canvas-wrap > canvas,.canvas-wrap > iframe.runner{grid-area:1/1}
iframe.runner{border:0;display:block;background:#090909;border-radius:6px;box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 0 1px #16181d}
/* A starting p5 runner must stay rendered and on-screen: Chrome stops requestAnimationFrame in hidden
   (visibility:hidden / display:none / off-screen) cross-origin frames, and the sandboxed runner is
   cross-origin, so a hidden one would never draw its first frame. Keep it in place, underneath. */
.canvas-wrap > #view,.canvas-wrap > iframe.runner{position:relative;z-index:2}
.canvas-wrap > iframe.runner.pending{z-index:1;pointer-events:none}
.hud,.recdot{z-index:3}
#view[hidden]{display:none}
.engine{padding:1px 7px;border-radius:20px;border:1px solid var(--line2);color:var(--dim)}
.engine.fast{color:var(--accent);border-color:#2b4a3f}
.engine.p5{color:var(--accent2);border-color:#4d3a28}
.engsel{margin-left:auto;font:11px var(--mono);color:var(--faint);display:flex;align-items:center;gap:6px}
.engsel select{padding:3px 6px;font-size:11px}
.status{margin-left:10px}
.status .stxt{display:inline}
.card img{width:92px;height:92px;display:block;border-radius:6px;background:#090909;object-fit:cover}
.editor-foot .why{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.panel-note code{font:11px var(--mono);color:var(--accent2)}
.foot-right{display:flex;align-items:center;gap:16px}
.moku{display:block;line-height:0;padding:0 0 0 11px;opacity:.85;transition:opacity .15s}
.moku:hover{opacity:1}
.moku img{width:22px;height:22px;display:block}

/* ---------- phone-only bits (hidden on desktop) ---------- */
.mbar,.mtabs,.credit .short{display:none}

/* ---------- phones: portrait ≤720px wide, or short landscape ---------- */
@media (max-width:720px), (max-height:500px) and (orientation:landscape){
  html,body{overflow-x:hidden;-webkit-text-size-adjust:100%;text-size-adjust:100%}
  body{height:100vh;height:100dvh;min-height:0;padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);overscroll-behavior-y:none}
  button,select{min-height:44px;font-size:16px}

  .top{padding:6px 12px;padding-top:max(6px,env(safe-area-inset-top));gap:8px;flex-wrap:nowrap}
  .brand{gap:9px}.mark{width:28px;height:28px;font-size:15px;border-radius:8px}
  .brand h1{font-size:15px}.brand p{display:none}
  .top .actions{display:none}

  .app-grid{display:flex;flex-direction:column;min-height:0;overflow:hidden;grid-template-columns:none;grid-template-rows:none}
  .stage{display:contents}
  .canvas-wrap{order:1;flex:0 0 auto;width:100%;aspect-ratio:1/1;max-height:62svh;padding:6px;background:radial-gradient(ellipse at 50% 40%,#101216 0%,var(--bg) 70%)}
  #view,iframe.runner{border-radius:4px}
  .hud{left:12px;bottom:10px;gap:10px;font-size:10px;pointer-events:none}

  .mbar{order:2;display:flex;gap:6px;padding:6px 8px;border-top:1px solid var(--line);align-items:center;flex:0 0 auto}
  .mbar > button,.mmore > button{flex:1 1 0;min-width:44px;min-height:44px;padding:0 6px;font-size:15px;white-space:nowrap}
  .mmore{position:relative;flex:0 0 48px;display:flex}
  .mmenu{position:absolute;right:0;bottom:calc(100% + 6px);z-index:20;min-width:200px;display:flex;flex-direction:column;gap:6px;padding:8px;background:#14161b;border:1px solid var(--line2);border-radius:12px;box-shadow:0 18px 50px rgba(0,0,0,.6)}
  .mmenu[hidden]{display:none}
  .mmenu button{text-align:left}
  .mrec{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--dim);font-size:14px;padding-left:4px}

  .mtabs{order:3;display:flex;gap:4px;padding:4px 8px 6px;flex:0 0 auto}
  .mtabs button{flex:1 1 0;background:none;border:1px solid transparent;color:var(--dim);border-radius:10px;font-size:15px}
  .mtabs button[aria-selected="true"]{background:var(--panel2);border-color:var(--line2);color:var(--fg)}

  /* one panel at a time */
  #controls,.editor,.gallery{order:4;flex:1 1 0;min-height:150px;border:0;border-top:1px solid var(--line)}
  body:not([data-panel="params"]) #controls,
  body:not([data-panel="code"]) .editor,
  body:not([data-panel="presets"]) .gallery{display:none}

  #controls{overflow-y:auto;overscroll-behavior:contain;padding:8px 16px 16px;-webkit-overflow-scrolling:touch}
  .panel-head .hint{display:none}
  .ctl{padding:6px 0 4px}
  .ctl label{font-size:14px}.ctl output{font-size:13px}
  input[type=range]{height:44px;touch-action:none;margin:0}
  input[type=range]::-webkit-slider-runnable-track{height:4px}
  input[type=range]::-webkit-slider-thumb{width:26px;height:26px;margin-top:-11px}
  input[type=range]::-moz-range-thumb{width:26px;height:26px}

  .gallery{align-items:flex-start;overflow-x:auto;overflow-y:hidden;overscroll-behavior-x:contain;touch-action:pan-x;scroll-snap-type:x proximity;padding:12px;gap:10px}
  .card{width:128px;scroll-snap-align:start}
  .card canvas,.card img{width:116px;height:116px}
  .card .nm{font-size:13px}.card .by{font-size:11px}

  .editor{display:grid;grid-template-rows:auto 1fr auto auto;min-width:0}
  .tabs{flex-wrap:nowrap;gap:2px;padding:4px 6px;min-width:0}
  .tab{padding:0 8px;font-size:14px;flex:0 1 auto;white-space:nowrap;min-width:0;overflow:hidden;text-overflow:ellipsis}
  .engsel{font-size:12px;margin-left:auto;flex:0 0 auto}.engsel .engtxt{display:none}
  .engsel select{font-size:16px;min-height:44px;padding:2px 4px;max-width:96px}
  .status{margin-left:6px;flex:0 0 auto;min-width:20px;min-height:44px;justify-content:center}
  .status .stxt{display:none}
  .errbar{max-height:64px}
  .CodeMirror{font-size:16px;line-height:1.5}
  .CodeMirror textarea{font-size:16px}
  .editor-foot{font-size:11px;padding:3px 10px}
  .editor-foot .why{display:none}
  .errbar{font-size:13px}

  .foot{padding:6px 12px;padding-bottom:max(6px,env(safe-area-inset-bottom));font-size:11.5px;flex-wrap:nowrap;align-items:center}
  .credit{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .credit .long,.foot .kbd{display:none}
  .credit .short{display:inline}
  .moku{padding-left:11px;flex:0 0 auto}
  .toast{bottom:calc(70px + env(safe-area-inset-bottom));max-width:90vw}
}

@media (max-width:720px) and (orientation:portrait){
  body[data-panel="code"] .canvas-wrap{max-height:40svh}
}

/* ---------- phones in landscape: canvas left, panels right ---------- */
@media (max-height:500px) and (orientation:landscape){
  .top{padding-top:max(4px,env(safe-area-inset-top));padding-bottom:4px}
  .mark{width:24px;height:24px;font-size:13px}.brand h1{font-size:14px}
  .app-grid{display:grid;grid-template-columns:min(58vw,var(--side,320px)) minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr);overflow:hidden}
  .canvas-wrap{grid-column:1;grid-row:1 / 4;height:100%;width:100%;max-height:none;aspect-ratio:auto;padding:6px;border-right:1px solid var(--line)}
  .mbar{grid-column:2;grid-row:1;border-top:0;padding:6px 8px 2px}
  .mtabs{grid-column:2;grid-row:2;padding:4px 8px}
  #controls,.editor,.gallery{grid-column:2;grid-row:3;min-height:0}
  .editor{grid-column:2}
  .foot{padding-top:4px;padding-bottom:max(4px,env(safe-area-inset-bottom))}
  .mmenu{bottom:auto;top:calc(100% + 6px)}
}