/* Benchwork: dark workshop chrome around a light drafting-paper canvas. */
:root {
  --bg: #1d2126; --bg2: #252a30; --bg3: #2e343b; --line: #3a414a; --line2: #4a525c;
  --fg: #e8e6e1; --fg2: #b7bcc4; --fg3: #8a919a;
  --accent: #e0b85a; --accent2: #f1d08a; --accent-ink: #1d2126;
  --ok: #6fbf73; --warn: #e3a33b; --danger: #d9534f; --info: #7fb3e6;
  --paper: #efe7d6; --paper-line: #d9cfb8; --paper-major: #bfb294; --floor: #32373d;
  --roadbed: #8f9499; --roadbed-bare: #c2a878; --tie: #6b4a2b; --rail: #5b6066; --rail-hi: #9aa0a6;
  --radius: 10px; --shadow: 0 8px 30px rgba(0,0,0,.35);
  --left-w: 330px; --right-w: 360px;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px; color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; background: var(--bg); color: var(--fg); overflow: hidden; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
kbd { font: 11px/1 ui-monospace, Consolas, monospace; background: var(--bg3); border: 1px solid var(--line2); border-bottom-width: 2px; border-radius: 4px; padding: 2px 5px; color: var(--fg); }
.hidden { display: none !important; }
.muted { color: var(--fg3); font-size: 12.5px; line-height: 1.45; }
.clickable { cursor: pointer; }
.spacer { flex: 1; }
h3 { margin: 0 0 10px; font-size: 16px; font-weight: 650; letter-spacing: .01em; }
h4 { margin: 18px 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--fg3); font-weight: 650; }

/* ---------------- top bar ---------------- */
#topbar { height: 50px; display: flex; align-items: center; gap: 10px; padding: 0 12px; background: var(--bg2); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; letter-spacing: .02em; font-size: 15px; color: var(--accent2); }
#topbar .name { background: transparent; border: 1px solid transparent; border-radius: 6px; padding: 5px 8px; min-width: 160px; max-width: 320px; font-weight: 600; }
#topbar .name:hover, #topbar .name:focus { border-color: var(--line2); background: var(--bg); outline: none; }
.badge-lg { background: var(--bg3); border: 1px solid var(--line2); padding: 3px 9px; border-radius: 999px; font-size: 12px; color: var(--fg2); white-space: nowrap; }
.tb-group { display: flex; gap: 4px; }
.tb { background: var(--bg3); border: 1px solid var(--line2); color: var(--fg); border-radius: 7px; padding: 6px 11px; font-size: 13px; }
.tb:hover { background: var(--line); }
.tb:disabled { opacity: .4; cursor: default; }
.drawer-btn { display: none; }

/* ---------------- layout ---------------- */
#app { display: grid; grid-template-columns: var(--left-w) 1fr var(--right-w); height: calc(100% - 50px); }
.panel { background: var(--bg2); border-right: 1px solid var(--line); display: flex; flex-direction: column; min-height: 0; overflow: hidden; }
#right { border-right: 0; border-left: 1px solid var(--line); }
#center { position: relative; display: flex; flex-direction: column; min-width: 0; }

/* ---------------- tools & status ---------------- */
.tools { display: flex; align-items: center; gap: 4px; padding: 6px 8px; background: var(--bg2); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tool { background: transparent; border: 1px solid transparent; border-radius: 6px; padding: 5px 9px; font-size: 12.5px; color: var(--fg2); }
.tool:hover { background: var(--bg3); color: var(--fg); }
.tool.on { background: var(--bg3); border-color: var(--line2); color: var(--accent2); }
.tool:disabled { opacity: .35; cursor: default; background: transparent; }
.tool.danger:not(:disabled):hover { color: #fff; background: var(--danger); }
.tools .sep { width: 1px; height: 20px; background: var(--line); margin: 0 4px; }
.place-hint { font-size: 12.5px; color: var(--accent2); padding-left: 6px; }
.status { display: flex; gap: 18px; align-items: center; padding: 5px 12px; font-size: 12px; color: var(--fg2); background: var(--bg2); border-top: 1px solid var(--line); white-space: nowrap; overflow: hidden; }
.status .total { font-weight: 700; color: var(--accent2); font-size: 13px; }
.status .warn { color: var(--warn); font-weight: 600; }

/* ---------------- canvas ---------------- */
#canvas { flex: 1; width: 100%; height: 100%; display: block; background: var(--floor); cursor: grab; touch-action: none; user-select: none; }
#canvas.placing { cursor: crosshair; }
#canvas .floor { fill: var(--floor); }
#canvas .table { fill: var(--paper); }
#canvas .table-edge { fill: none; stroke: #6b5a3a; stroke-width: 1.5; vector-effect: non-scaling-stroke; }
#canvas .grid line { stroke: var(--paper-line); stroke-width: 1; vector-effect: non-scaling-stroke; }
#canvas .grid line.major { stroke: var(--paper-major); }
#canvas .rulers text { fill: #6b5a3a; font-family: ui-monospace, Consolas, monospace; }
#canvas .rulers .dim { fill: #8a7a58; font-weight: 600; }

#canvas .track .bed { fill: none; stroke: var(--roadbed); stroke-linecap: butt; }
#canvas .track.bare .bed { stroke: var(--roadbed-bare); opacity: .9; }
#canvas .track .ties { fill: none; stroke: var(--tie); stroke-linecap: butt; }
#canvas .track .rail { fill: none; stroke: var(--rail); stroke-linecap: butt; }
#canvas .track .girder { fill: none; stroke: #5a5f66; }
#canvas .track.style-bridge .bed { stroke: #78808a; }
#canvas .track .bumper-block { fill: #2b2d30; }
#canvas .track .feeder-tab { fill: var(--accent); stroke: #7a5a10; stroke-width: .4; }
#canvas .track .flex-mark { fill: none; stroke: rgba(255,255,255,.35); }
#canvas .track.hover .rail { stroke: var(--rail-hi); }
#canvas .track.hover .bed { filter: brightness(1.12); }
#canvas .track.ghost { opacity: .55; }
#canvas .track.ghost.snapped { opacity: .85; }
#canvas .ghost-via { fill: none; stroke: var(--warn); stroke-width: 2; vector-effect: non-scaling-stroke; }
#canvas .ghost-via.ok { stroke: var(--ok); }

#canvas .item .body { stroke-width: .6; stroke: rgba(0,0,0,.45); }
#canvas .item .roof { opacity: .35; fill: #fff; }
#canvas .item .label { fill: #1d2126; font-weight: 600; pointer-events: none; }
#canvas .item .cab { fill: #f3f3f3; opacity: .8; }
#canvas .it-loco .body { fill: #2f3640; }
#canvas .it-loco .label { fill: #fff; }
#canvas .it-car .body { fill: #8d3b2c; }
#canvas .it-car.sub-passenger .body { fill: #2f5d8a; }
#canvas .it-car.sub-caboose .body { fill: #c4432f; }
#canvas .it-car.sub-intermodal .body { fill: #c58f2a; }
#canvas .it-car .label { fill: #fff; }
#canvas .it-structure .body { fill: #b8b0a2; }
#canvas .it-structure.sub-station .body { fill: #c9a86a; }
#canvas .it-structure.sub-industry .body { fill: #9aa3a8; }
#canvas .it-structure.sub-railroad .body { fill: #a7917a; }
#canvas .it-structure.sub-residential .body { fill: #d8c7a8; }
#canvas .it-structure.sub-commercial .body { fill: #c7b59a; }
#canvas .it-structure.sub-bridge .body { fill: #7d858d; }
#canvas .it-structure.sub-tunnel .body { fill: #857c70; }
#canvas .it-scenery .canopy { fill: #4f8a3c; opacity: .9; }
#canvas .it-scenery .trunk { fill: #5a3d22; }
#canvas .it-detail .body { fill: #4a6fa5; }
#canvas .it-detail.sub-vehicles .body { fill: #c93b3b; }
#canvas .it-detail.sub-signals .body { fill: #333; }
#canvas .it-detail .lamp { fill: #fff2b0; stroke: #555; stroke-width: .5; }
#canvas .it-detail .glow { fill: #ffe68a; opacity: .35; }
#canvas .item.hover .body { stroke: var(--accent); stroke-width: 1.2; }
#canvas .item.ghost { opacity: .6; }
#canvas .item.ghost.snapped { opacity: .9; }

#canvas .end .end-dot { fill: var(--danger); stroke: #fff; stroke-width: 1.2; vector-effect: non-scaling-stroke; }
#canvas .end.active .end-dot { fill: var(--accent); }
#canvas .end .end-ring { fill: none; stroke: var(--accent); stroke-width: 2; vector-effect: non-scaling-stroke; animation: pulse 1.2s ease-in-out infinite; }
#canvas .end .end-arrow { stroke: var(--danger); }
#canvas .end.active .end-arrow { stroke: var(--accent); }
@keyframes pulse { 0%, 100% { opacity: .9; } 50% { opacity: .3; } }
#canvas .sel-track { fill: none; stroke: var(--accent); opacity: .55; stroke-linecap: round; }
#canvas .sel-item { fill: none; stroke: var(--accent); stroke-dasharray: 4 3; }

/* ---------------- palette ---------------- */
.pal-tabs { display: grid; grid-template-columns: repeat(6, 1fr); gap: 2px; padding: 6px; border-bottom: 1px solid var(--line); }
.pal-tab { background: transparent; border: 1px solid transparent; border-radius: 7px; padding: 5px 2px; color: var(--fg3); display: flex; flex-direction: column; align-items: center; gap: 2px; }
.pal-tab .ico { font-size: 16px; }
.pal-tab .lbl { font-size: 9.5px; letter-spacing: .02em; white-space: nowrap; overflow: hidden; max-width: 100%; text-overflow: ellipsis; }
.pal-tab:hover { background: var(--bg3); color: var(--fg); }
.pal-tab.on { background: var(--bg3); border-color: var(--line2); color: var(--accent2); }
.pal-search { padding: 8px 10px 4px; }
.pal-search input { width: 100%; background: var(--bg); border: 1px solid var(--line2); border-radius: 8px; padding: 7px 10px; }
.pal-head { padding: 6px 10px 0; }
.pal-note { font-size: 12px; color: var(--fg3); line-height: 1.4; margin: 4px 0; }
.pal-tip { font-size: 11.5px; color: var(--fg3); line-height: 1.5; background: var(--bg); border: 1px dashed var(--line2); padding: 6px 8px; border-radius: 7px; margin-top: 6px; }
.pal-chips { display: flex; flex-wrap: wrap; gap: 4px; padding: 6px 10px; }
.chip { background: var(--bg3); border: 1px solid var(--line2); color: var(--fg2); border-radius: 999px; padding: 3px 9px; font-size: 11.5px; }
.chip.on, .chip:hover { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }
.pal-list { flex: 1; overflow-y: auto; padding: 0 8px 14px; }
.pal-list h4 { margin: 12px 4px 6px; display: flex; gap: 6px; align-items: baseline; }
.pal-list h4 .count { color: var(--fg3); font-weight: 400; text-transform: none; letter-spacing: 0; }
.pal-empty { color: var(--fg3); padding: 20px 8px; font-size: 13px; text-align: center; }
.card { display: flex; align-items: center; gap: 8px; width: 100%; text-align: left; background: var(--bg); border: 1px solid var(--line); border-radius: 9px; padding: 6px 8px; margin: 4px 0; color: var(--fg); }
.card.track-card:hover, .card.placeable:hover { border-color: var(--accent); background: #262a2f; cursor: pointer; }
.card-body { flex: 1; min-width: 0; }
.card-name { font-size: 12.5px; font-weight: 600; line-height: 1.25; }
.card-meta { font-size: 11px; color: var(--fg3); margin-top: 2px; line-height: 1.4; }
.card-meta .part { font-family: ui-monospace, Consolas, monospace; color: var(--fg2); }
.card-meta .fp { color: var(--fg2); margin-right: 4px; }
.card-price { font-weight: 700; font-size: 13px; color: var(--accent2); white-space: nowrap; }
.card-side { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.card-actions { display: flex; gap: 4px; align-items: center; }
.card-actions .hint { font-size: 10px; color: var(--fg3); text-transform: uppercase; letter-spacing: .06em; }
.mini { background: var(--bg3); border: 1px solid var(--line2); border-radius: 6px; padding: 2px 7px; font-size: 11px; color: var(--fg2); }
.mini:hover { background: var(--line); color: var(--fg); }
.mini.has { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.mini.ghost { padding: 2px 6px; font-weight: 700; font-style: italic; }
.mini.danger:hover { background: var(--danger); color: #fff; }
.ticon { width: 72px; height: 40px; flex: none; background: var(--paper); border-radius: 5px; }
.ticon .ibed { fill: none; stroke: var(--roadbed); }
.ticon .irail { fill: none; stroke: #444; }
.ticon .iend { fill: var(--danger); }
.badge { display: inline-block; font-size: 10px; padding: 1px 6px; border-radius: 999px; background: var(--bg3); border: 1px solid var(--line2); color: var(--fg2); vertical-align: middle; font-style: normal; }
.badge.approx { color: var(--warn); border-color: var(--warn); }
.badge.dcc-sound, .badge.dcc-dcc { color: #a7e3a9; border-color: #4e8f52; }
.badge.dcc-ready { color: #bcd9f5; border-color: #4f7ba3; }
.badge.dcc-dc, .badge.dcc-analog { color: var(--fg3); }
.badge.dcc-lionchief, .badge.dcc-legacy, .badge.dcc-ps3 { color: #f1c27d; border-color: #9c7a3c; }
.badge.rc-short { color: var(--ok); border-color: var(--ok); }
.badge.rc-medium { color: var(--warn); border-color: var(--warn); }
.badge.rc-long { color: var(--danger); border-color: var(--danger); }

/* ---------------- right panel ---------------- */
.r-tabs { display: flex; border-bottom: 1px solid var(--line); }
.r-tab { flex: 1; background: transparent; border: 0; border-bottom: 2px solid transparent; padding: 10px; color: var(--fg3); font-weight: 600; font-size: 13px; }
.r-tab.on { color: var(--accent2); border-bottom-color: var(--accent); }
.r-pane { flex: 1; overflow-y: auto; padding: 12px 14px 20px; }
.kv > div { display: grid; grid-template-columns: 96px 1fr; gap: 8px; padding: 5px 0; border-bottom: 1px solid var(--line); font-size: 12.5px; }
.kv > div > span { color: var(--fg3); }
.kv b { font-weight: 500; }
.kv b i { color: var(--fg3); font-style: normal; font-size: 11px; }
.kv .price { color: var(--accent2); font-weight: 700; }
.num { width: 64px; background: var(--bg); border: 1px solid var(--line2); border-radius: 5px; padding: 2px 5px; font-size: 12px; }
.endtag { display: inline-block; font-size: 11px; padding: 1px 6px; border-radius: 4px; background: var(--bg3); border: 1px solid var(--line2); margin: 1px 0; color: var(--fg3); }
.endtag.open { color: var(--danger); border-color: var(--danger); }
.endtag.open:hover { background: var(--danger); color: #fff; }
.btn-row { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0; align-items: center; }
.btn-row.end { justify-content: flex-end; margin-bottom: 0; }
.btn { background: var(--bg3); border: 1px solid var(--line2); color: var(--fg); border-radius: 7px; padding: 6px 11px; font-size: 12.5px; }
.btn:hover { background: var(--line); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 650; }
.btn.primary:hover { background: var(--accent2); }
.btn.danger:hover { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.file { position: relative; }
.btn:disabled { opacity: .4; cursor: default; }
.checks { list-style: none; margin: 0; padding: 0; }
.checks li { padding: 6px 8px 6px 26px; border-radius: 6px; margin: 3px 0; font-size: 12.5px; line-height: 1.4; position: relative; background: var(--bg); }
.checks li::before { content: 'ℹ'; position: absolute; left: 8px; top: 6px; color: var(--info); }
.checks li.warn::before { content: '⚠'; color: var(--warn); }
.checks li.ok::before { content: '✓'; color: var(--ok); }
.checks li.clickable:hover { background: var(--bg3); }
.field { display: flex; flex-direction: column; gap: 3px; margin: 8px 0; font-size: 12px; color: var(--fg3); }
.field.inline { flex-direction: row; align-items: center; gap: 10px; }
.field select, .field input { background: var(--bg); border: 1px solid var(--line2); border-radius: 7px; padding: 6px 8px; color: var(--fg); font-size: 13px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.alts { list-style: none; margin: 0; padding: 0; }
.alts li { display: flex; justify-content: space-between; gap: 8px; padding: 6px 8px; border-radius: 6px; font-size: 12.5px; background: var(--bg); margin: 3px 0; align-items: center; }
.alts li span { flex: 1; }
.alts li i { font-style: normal; font-size: 11px; color: var(--fg3); }
.alts li i.up { color: var(--danger); }
.alts li i.down { color: var(--ok); }
.alts li em { margin-left: 4px; }
.alts li.clickable:hover { background: var(--bg3); outline: 1px solid var(--line2); }

/* ---------------- BOM ---------------- */
.bom-head { padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.bom-total { display: flex; justify-content: space-between; align-items: baseline; }
.bom-total b { font-size: 24px; color: var(--accent2); }
.bom-sub { display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; font-size: 12px; color: var(--fg3); margin-top: 4px; }
.bom-sub b { text-align: right; color: var(--fg2); font-weight: 500; }
.bom-group h4 { display: flex; align-items: center; gap: 6px; margin: 14px 0 4px; }
.bom-group h4 b { margin-left: auto; color: var(--fg2); font-weight: 600; letter-spacing: 0; text-transform: none; font-size: 12.5px; }
.bom-group h4 .count { font-weight: 400; color: var(--fg3); text-transform: none; letter-spacing: 0; }
.bom-group .caret { display: inline-block; transition: transform .15s; }
.bom-group.collapsed .caret { transform: rotate(-90deg); }
.bom-group.collapsed table { display: none; }
.bom-group.auto h4 { color: var(--accent2); }
table.bom { width: 100%; border-collapse: collapse; font-size: 12.5px; }
table.bom td { padding: 5px 4px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.bom td.qty { white-space: nowrap; width: 54px; color: var(--fg2); }
table.bom td.qty .mini { padding: 0 5px; margin: 0 2px; }
table.bom td.nm small { color: var(--fg3); display: block; line-height: 1.35; }
table.bom td.nm em { color: var(--accent2); font-style: normal; }
table.bom td.pr, table.bom td.tot { text-align: right; white-space: nowrap; }
table.bom td.pr { color: var(--fg2); }
table.bom td.pr sup { color: var(--warn); }
table.bom td.tot { font-weight: 600; }
table.bom tr.estimate td { background: rgba(224,184,90,.05); }
table.cmp { width: 100%; border-collapse: collapse; font-size: 13px; margin: 8px 0; }
table.cmp th, table.cmp td { padding: 6px 8px; border-bottom: 1px solid var(--line); text-align: left; }
table.cmp tr.current td { background: rgba(224,184,90,.08); }
table.cmp i { color: var(--fg3); font-style: normal; font-size: 11px; }

/* ---------------- dialogs ---------------- */
.dlg { background: var(--bg2); color: var(--fg); border: 1px solid var(--line2); border-radius: 14px; padding: 20px 22px; width: min(560px, 94vw); max-height: 92vh; box-shadow: var(--shadow); }
.dlg.wide { width: min(900px, 94vw); }
.dlg.small { width: min(380px, 94vw); }
.dlg::backdrop { background: rgba(0,0,0,.55); }
.dlg form { display: block; }
.dlg h4:first-of-type { margin-top: 12px; }
.presets { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 10px; }
.chip-r { position: relative; }
.chip-r input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip-r { background: var(--bg3); border: 1px solid var(--line2); color: var(--fg2); border-radius: 999px; padding: 5px 11px; font-size: 12.5px; cursor: pointer; }
.chip-r.on, .chip-r:has(input:checked) { color: var(--accent-ink); background: var(--accent); border-color: var(--accent); }
.scale-grid, .sys-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 8px; }
.pick { position: relative; display: flex; flex-direction: column; gap: 3px; background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; cursor: pointer; font-size: 12px; color: var(--fg3); line-height: 1.4; }
.pick input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.pick b { font-size: 14px; color: var(--fg); }
.pick small { color: var(--fg2); }
.pick.on, .pick:has(input:checked) { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent) inset; }
.tpl-list { display: grid; gap: 6px; margin: 8px 0; }
.tpl { display: flex; gap: 10px; align-items: flex-start; background: var(--bg); border: 1px solid var(--line); border-radius: 9px; padding: 10px; cursor: pointer; font-size: 13px; }
.tpl small { color: var(--fg3); }
.tpl:has(input:checked) { border-color: var(--accent); }
.files { list-style: none; margin: 10px 0; padding: 0; max-height: 40vh; overflow: auto; }
.files li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px; background: var(--bg); margin: 4px 0; font-size: 13px; }
.files li.current { outline: 1px solid var(--accent); }
.files li small { color: var(--fg3); }
.files .btn-row { margin: 0; }
.help-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; font-size: 13px; line-height: 1.5; }
.help-cols ul { padding-left: 18px; margin: 4px 0; }
.help-cols li { margin: 4px 0; }
table.keys { font-size: 12.5px; border-collapse: collapse; }
table.keys td { padding: 3px 10px 3px 0; color: var(--fg2); }

/* ---------------- toasts ---------------- */
#toasts { position: fixed; left: 50%; bottom: 44px; transform: translateX(-50%); display: flex; flex-direction: column; gap: 6px; z-index: 50; pointer-events: none; }
.toast { background: var(--bg3); color: var(--fg); border: 1px solid var(--line2); border-radius: 9px; padding: 9px 14px; font-size: 13px; box-shadow: var(--shadow); opacity: 0; transform: translateY(8px); transition: all .25s; max-width: 70vw; }
.toast.show { opacity: 1; transform: none; }

/* ---------------- responsive ---------------- */
@media (max-width: 1100px) {
  :root { --left-w: 300px; --right-w: 320px; }
}
@media (max-width: 900px) {
  #app { grid-template-columns: 1fr; }
  .panel { position: absolute; top: 50px; bottom: 0; width: min(360px, 90vw); z-index: 20; box-shadow: var(--shadow); transform: translateX(-105%); transition: transform .2s; }
  #left { left: 0; }
  #right { right: 0; transform: translateX(105%); }
  body.show-left #left { transform: none; }
  body.show-right #right { transform: none; }
  .drawer-btn { display: inline-block; }
  #topbar { gap: 6px; padding: 0 8px; }
  #topbar .brand span { display: none; }
  #topbar .name { min-width: 60px; width: 60px; flex: 1; }
  #topbar .badge-lg, #topbar .tb-setup, #btnHelp { display: none; }
  #topbar .spacer { display: none; }
  .tb { padding: 6px 8px; }
  .help-cols { grid-template-columns: 1fr; }
  .status { gap: 10px; font-size: 11px; }
  .status #stTrack { display: none; }
}
@media print {
  #topbar, #left, #right, .tools, .status, #toasts { display: none !important; }
  #app { display: block; }
  #canvas { height: 90vh; }
}