:root,
html[data-figureloom-theme="light"]{
  color-scheme:light;
  --bg:#f4f7f6;
  --surface:#ffffff;
  --surface-glass:rgba(255,255,255,.94);
  --soft:#edf3f1;
  --strong:#dce9e5;
  --text:#172321;
  --muted:#60706c;
  --line:#cddbd7;
  --accent:#2f7468;
  --accent-strong:#195c51;
  --accent-soft:#dff1ec;
  --accent-ink:#ffffff;
  --shadow:0 18px 48px rgba(12,46,40,.12);
  --shadow-soft:0 8px 24px rgba(12,46,40,.09);
  --editor:#fbfdfc;
  --editor-gutter:#edf3f1;
  --danger:#a43e3e;
  --danger-soft:#fae8e8;
  --warning:#8a641d;
  --warning-soft:#fff4d7;
}

html[data-figureloom-theme="dark"]{
  color-scheme:dark;
  --bg:#181d1c;
  --surface:#222927;
  --surface-glass:rgba(34,41,39,.95);
  --soft:#2a3431;
  --strong:#35413e;
  --text:#eef7f4;
  --muted:#aebdb8;
  --line:#43514d;
  --accent:#78c4b5;
  --accent-strong:#a1ddcf;
  --accent-soft:#253e38;
  --accent-ink:#102621;
  --shadow:0 18px 48px rgba(0,0,0,.34);
  --shadow-soft:0 8px 24px rgba(0,0,0,.22);
  --editor:#1f2624;
  --editor-gutter:#252e2b;
  --danger:#ff9b9b;
  --danger-soft:#482929;
  --warning:#f1ca73;
  --warning-soft:#44391f;
}

*{box-sizing:border-box}
html{height:100%}
body{
  min-width:920px;
  min-height:100%;
  margin:0;
  overflow:hidden;
  background:var(--bg);
  color:var(--text);
  font:14px/1.45 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
button,input,textarea{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.5}
a{color:inherit}
.skip-link{position:fixed;left:10px;top:10px;z-index:1000;padding:9px 12px;border:1px solid var(--line);border-radius:9px;background:var(--surface);transform:translateY(-150%)}
.skip-link:focus{transform:none}

.ide-header{
  height:62px;
  display:grid;
  grid-template-columns:minmax(220px,1fr) auto minmax(340px,1fr);
  align-items:center;
  gap:18px;
  padding:0 18px;
  border-bottom:1px solid var(--line);
  background:var(--surface-glass);
  box-shadow:0 8px 26px rgba(12,46,40,.08);
  backdrop-filter:blur(16px);
}
.ide-brand{display:inline-flex;align-items:center;gap:11px;width:max-content;text-decoration:none}
.ide-brand img{width:38px;height:38px}
.ide-brand span{display:grid;line-height:1.08}
.ide-brand strong{font-size:16px}
.ide-brand small{margin-top:4px;color:var(--muted);font-size:11px}
.document-name{text-align:center}
.document-name input{
  width:240px;
  padding:5px 9px;
  border:1px solid transparent;
  border-radius:8px;
  background:transparent;
  color:var(--text);
  text-align:center;
  font-weight:700;
}
.document-name input:focus{outline:none;border-color:var(--accent);background:var(--surface);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}
.document-name span{display:block;margin-top:2px;color:var(--muted);font-size:10px}
.header-actions{display:flex;justify-content:flex-end;align-items:center;gap:8px}
button,.secondary-link{
  min-height:36px;
  padding:0 12px;
  border:1px solid var(--line);
  border-radius:9px;
  background:var(--surface);
  color:var(--text);
  text-decoration:none;
}
button:hover,.secondary-link:hover{border-color:var(--accent);box-shadow:0 4px 12px rgba(12,46,40,.08)}
.icon-button{width:36px;padding:0}
.primary-button{min-width:76px;background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:800}
.primary-button:hover{background:var(--accent-strong);border-color:var(--accent-strong)}

.ide-toolbar{
  height:70px;
  display:flex;
  align-items:stretch;
  gap:12px;
  padding:9px 16px;
  border-bottom:1px solid var(--line);
  background:var(--surface);
}
.tool-group{position:relative;display:flex;align-items:center;gap:7px;padding:0 16px 13px 0;border-right:1px solid var(--line)}
.tool-group button{min-height:34px}
.tool-label{position:absolute;left:0;bottom:-1px;color:var(--muted);font-size:10px}
.run-note{align-self:center;margin-left:auto;padding:8px 11px;border:1px solid var(--line);border-radius:9px;background:var(--soft);color:var(--muted);font-size:11px}

.ide-workspace{
  display:grid;
  grid-template-columns:230px minmax(460px,1fr) minmax(320px,420px);
  height:calc(100vh - 132px);
  min-height:0;
  background:var(--strong);
}
.files-panel,.results-panel{min-height:0;overflow:auto;background:var(--surface-glass)}
.files-panel{padding:14px;border-right:1px solid var(--line)}
.results-panel{padding:14px;border-left:1px solid var(--line)}
.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:12px}
.panel-heading h2{margin:0;color:var(--muted);font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.panel-heading p{margin:5px 0 0;color:var(--muted);font-size:11px;line-height:1.45}
.small-button{width:30px;min-height:30px;padding:0;font-size:18px}
.file-list{display:grid;gap:5px}
.file-item{
  display:grid;
  grid-template-columns:18px minmax(0,1fr);
  gap:8px;
  width:100%;
  min-height:40px;
  padding:7px 9px;
  text-align:left;
  border:1px solid transparent;
  border-radius:8px;
  background:transparent;
}
.file-item:hover{background:var(--soft);box-shadow:none}
.file-item.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-strong)}
.file-icon{display:grid;place-items:center;color:var(--muted);font-size:12px}
.file-copy{min-width:0;display:grid}
.file-copy strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}
.file-copy span{color:var(--muted);font-size:10px}

.editor-panel{min-width:0;min-height:0;display:grid;grid-template-rows:42px minmax(0,1fr) 28px;background:var(--editor)}
.panel-topbar{display:flex;align-items:end;justify-content:space-between;padding:0 12px;border-bottom:1px solid var(--line);background:var(--surface)}
.file-tab{height:34px;display:flex;align-items:center;gap:8px;padding:0 12px;border:1px solid var(--line);border-bottom-color:var(--editor);border-radius:9px 9px 0 0;background:var(--editor);font-size:12px}
.file-dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.language-label{align-self:center;color:var(--muted);font-size:10px}
.editor-wrap{min-height:0;display:grid;grid-template-columns:52px minmax(0,1fr);overflow:hidden;background:var(--editor)}
.line-numbers{
  margin:0;
  overflow:hidden;
  padding:20px 12px 40px 0;
  border-right:1px solid var(--line);
  background:var(--editor-gutter);
  color:var(--muted);
  text-align:right;
  font:13px/1.75 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  user-select:none;
}
#programEditor{
  width:100%;
  height:100%;
  min-height:0;
  resize:none;
  padding:20px 22px 80px;
  border:0;
  outline:0;
  background:var(--editor);
  color:var(--text);
  caret-color:var(--accent);
  font:15px/1.75 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  tab-size:2;
  white-space:pre;
}
#programEditor::selection{background:var(--accent-soft)}
.editor-status{display:flex;align-items:center;justify-content:space-between;padding:0 12px;border-top:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:10px}

.results-heading{padding-bottom:10px;border-bottom:1px solid var(--line)}
.status-pill{padding:4px 8px;border-radius:999px;background:var(--soft);color:var(--muted);font-size:10px;font-weight:800}
.status-pill.running{background:var(--accent-soft);color:var(--accent-strong)}
.status-pill.error{background:var(--danger-soft);color:var(--danger)}
.results-list{display:grid;gap:12px}
.result-section,.empty-results{
  padding:15px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--surface);
  box-shadow:var(--shadow-soft);
}
.result-section h3{margin:0 0 11px;font-size:13px}
.result-section p{margin:0;white-space:pre-wrap;color:var(--text);font-size:12px;line-height:1.6}
.result-section p+p{margin-top:8px}
.result-section .big-value{font-size:23px;font-weight:800;letter-spacing:-.02em}
.result-section.error{border-color:color-mix(in srgb,var(--danger) 42%,var(--line));background:var(--danger-soft)}
.result-section.warning{border-color:color-mix(in srgb,var(--warning) 42%,var(--line));background:var(--warning-soft)}
.empty-results{display:grid;gap:4px;box-shadow:none;color:var(--muted);text-align:center}
.empty-results strong{color:var(--text)}
.result-table-wrap{overflow:auto;margin-top:4px}
.result-table{width:100%;border-collapse:collapse;font-size:11px}
.result-table th,.result-table td{padding:8px 9px;border:1px solid var(--line);text-align:left;white-space:nowrap}
.result-table th{background:var(--soft);font-weight:800}
.result-file{display:grid;gap:4px;padding:9px 10px;border-radius:8px;background:var(--soft)}
.result-file strong{font-size:12px}
.result-file span{color:var(--muted);font-size:10px}

@media(max-width:1180px){
  .ide-workspace{grid-template-columns:200px minmax(430px,1fr) 330px}
  .ide-header{grid-template-columns:210px 1fr auto}
  .secondary-link{display:none}
}

@media(max-width:920px){
  body{min-width:0;overflow:auto}
  .ide-header{height:auto;min-height:62px;grid-template-columns:1fr auto;padding:10px 12px}
  .document-name{grid-column:1/-1;grid-row:2}
  .document-name input{width:min(100%,320px)}
  .ide-toolbar{height:auto;min-height:64px;overflow-x:auto}
  .run-note{display:none}
  .ide-workspace{height:auto;min-height:calc(100vh - 150px);grid-template-columns:1fr;grid-template-rows:auto minmax(520px,70vh) auto}
  .files-panel{border-right:0;border-bottom:1px solid var(--line)}
  .file-list{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
  .results-panel{border-left:0;border-top:1px solid var(--line)}
}

@media(max-width:560px){
  .ide-brand small{display:none}
  .header-actions{gap:5px}
  .header-actions .icon-button{display:none}
  .primary-button{min-width:64px}
  .ide-toolbar{padding-inline:10px}
  .tool-group{padding-right:10px}
  .tool-group button{padding-inline:9px;font-size:12px}
  .editor-wrap{grid-template-columns:42px minmax(0,1fr)}
  #programEditor{padding:16px 14px 70px;font-size:13px}
  .line-numbers{padding-top:16px;font-size:12px}
  .editor-status span:last-child{display:none}
}

@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}